From 74c24fb071ed9b76e10e12c237d2e7d3ff4025d8 Mon Sep 17 00:00:00 2001 From: William Lallemand Date: Mon, 21 Nov 2016 17:18:36 +0100 Subject: [PATCH] REORG: cli: split dumpstats.c in src/cli.c and src/stats.c dumpstats.c was containing either the stats code and the CLI code. The cli code has been moved to cli.c and the stats code to stats.c --- Makefile | 4 +- include/proto/dumpstats.h | 2 + src/{dumpstats.c => cli.c} | 2764 +---------------------------------- src/stats.c | 2825 ++++++++++++++++++++++++++++++++++++ 4 files changed, 2830 insertions(+), 2765 deletions(-) rename src/{dumpstats.c => cli.c} (56%) create mode 100644 src/stats.c diff --git a/Makefile b/Makefile index b68d2c5964..aafcb12511 100644 --- a/Makefile +++ b/Makefile @@ -773,12 +773,12 @@ OBJS = src/haproxy.o src/base64.o src/protocol.o \ src/arg.o src/stick_table.o src/proto_uxst.o src/connection.o \ src/proto_http.o src/raw_sock.o src/backend.o \ src/lb_chash.o src/lb_fwlc.o src/lb_fwrr.o src/lb_map.o src/lb_fas.o \ - src/stream_interface.o src/dumpstats.o src/proto_tcp.o src/applet.o \ + src/stream_interface.o src/stats.o src/proto_tcp.o src/applet.o \ src/session.o src/stream.o src/hdr_idx.o src/ev_select.o src/signal.o \ src/acl.o src/sample.o src/memory.o src/freq_ctr.o src/auth.o src/proto_udp.o \ src/compression.o src/payload.o src/hash.o src/pattern.o src/map.o \ src/namespace.o src/mailers.o src/dns.o src/vars.o src/filters.o \ - src/flt_http_comp.o src/flt_trace.o src/flt_spoe.o + src/flt_http_comp.o src/flt_trace.o src/flt_spoe.o src/cli.o EBTREE_OBJS = $(EBTREE_DIR)/ebtree.o \ $(EBTREE_DIR)/eb32tree.o $(EBTREE_DIR)/eb64tree.o \ diff --git a/include/proto/dumpstats.h b/include/proto/dumpstats.h index 12f972c6f8..6e0adfaee3 100644 --- a/include/proto/dumpstats.h +++ b/include/proto/dumpstats.h @@ -513,6 +513,8 @@ enum { }; +int stats_dump_stat_to_buffer(struct stream_interface *si, struct uri_auth *uri); + #endif /* _PROTO_DUMPSTATS_H */ /* diff --git a/src/dumpstats.c b/src/cli.c similarity index 56% rename from src/dumpstats.c rename to src/cli.c index 6525939a54..d7de7cb069 100644 --- a/src/dumpstats.c +++ b/src/cli.c @@ -131,99 +131,6 @@ const char *info_field_names[INF_TOTAL_FIELDS] = { /* one line of stats */ static struct field info[INF_TOTAL_FIELDS]; -/* These are the field names for each ST_F_* field position. Please pay attention - * to always use the exact same name except that the strings must be lower case - * while the enum entries must be upper case. - */ -const char *stat_field_names[ST_F_TOTAL_FIELDS] = { - [ST_F_PXNAME] = "pxname", - [ST_F_SVNAME] = "svname", - [ST_F_QCUR] = "qcur", - [ST_F_QMAX] = "qmax", - [ST_F_SCUR] = "scur", - [ST_F_SMAX] = "smax", - [ST_F_SLIM] = "slim", - [ST_F_STOT] = "stot", - [ST_F_BIN] = "bin", - [ST_F_BOUT] = "bout", - [ST_F_DREQ] = "dreq", - [ST_F_DRESP] = "dresp", - [ST_F_EREQ] = "ereq", - [ST_F_ECON] = "econ", - [ST_F_ERESP] = "eresp", - [ST_F_WRETR] = "wretr", - [ST_F_WREDIS] = "wredis", - [ST_F_STATUS] = "status", - [ST_F_WEIGHT] = "weight", - [ST_F_ACT] = "act", - [ST_F_BCK] = "bck", - [ST_F_CHKFAIL] = "chkfail", - [ST_F_CHKDOWN] = "chkdown", - [ST_F_LASTCHG] = "lastchg", - [ST_F_DOWNTIME] = "downtime", - [ST_F_QLIMIT] = "qlimit", - [ST_F_PID] = "pid", - [ST_F_IID] = "iid", - [ST_F_SID] = "sid", - [ST_F_THROTTLE] = "throttle", - [ST_F_LBTOT] = "lbtot", - [ST_F_TRACKED] = "tracked", - [ST_F_TYPE] = "type", - [ST_F_RATE] = "rate", - [ST_F_RATE_LIM] = "rate_lim", - [ST_F_RATE_MAX] = "rate_max", - [ST_F_CHECK_STATUS] = "check_status", - [ST_F_CHECK_CODE] = "check_code", - [ST_F_CHECK_DURATION] = "check_duration", - [ST_F_HRSP_1XX] = "hrsp_1xx", - [ST_F_HRSP_2XX] = "hrsp_2xx", - [ST_F_HRSP_3XX] = "hrsp_3xx", - [ST_F_HRSP_4XX] = "hrsp_4xx", - [ST_F_HRSP_5XX] = "hrsp_5xx", - [ST_F_HRSP_OTHER] = "hrsp_other", - [ST_F_HANAFAIL] = "hanafail", - [ST_F_REQ_RATE] = "req_rate", - [ST_F_REQ_RATE_MAX] = "req_rate_max", - [ST_F_REQ_TOT] = "req_tot", - [ST_F_CLI_ABRT] = "cli_abrt", - [ST_F_SRV_ABRT] = "srv_abrt", - [ST_F_COMP_IN] = "comp_in", - [ST_F_COMP_OUT] = "comp_out", - [ST_F_COMP_BYP] = "comp_byp", - [ST_F_COMP_RSP] = "comp_rsp", - [ST_F_LASTSESS] = "lastsess", - [ST_F_LAST_CHK] = "last_chk", - [ST_F_LAST_AGT] = "last_agt", - [ST_F_QTIME] = "qtime", - [ST_F_CTIME] = "ctime", - [ST_F_RTIME] = "rtime", - [ST_F_TTIME] = "ttime", - [ST_F_AGENT_STATUS] = "agent_status", - [ST_F_AGENT_CODE] = "agent_code", - [ST_F_AGENT_DURATION] = "agent_duration", - [ST_F_CHECK_DESC] = "check_desc", - [ST_F_AGENT_DESC] = "agent_desc", - [ST_F_CHECK_RISE] = "check_rise", - [ST_F_CHECK_FALL] = "check_fall", - [ST_F_CHECK_HEALTH] = "check_health", - [ST_F_AGENT_RISE] = "agent_rise", - [ST_F_AGENT_FALL] = "agent_fall", - [ST_F_AGENT_HEALTH] = "agent_health", - [ST_F_ADDR] = "addr", - [ST_F_COOKIE] = "cookie", - [ST_F_MODE] = "mode", - [ST_F_ALGO] = "algo", - [ST_F_CONN_RATE] = "conn_rate", - [ST_F_CONN_RATE_MAX] = "conn_rate_max", - [ST_F_CONN_TOT] = "conn_tot", - [ST_F_INTERCEPTED] = "intercepted", - [ST_F_DCON] = "dcon", - [ST_F_DSES] = "dses", -}; - -/* one line of stats */ -static struct field stats[ST_F_TOTAL_FIELDS]; - static int stats_dump_backend_to_buffer(struct stream_interface *si); static int stats_dump_env_to_buffer(struct stream_interface *si); static int stats_dump_info_to_buffer(struct stream_interface *si); @@ -233,8 +140,6 @@ static int stats_dump_full_sess_to_buffer(struct stream_interface *si, struct st static int stats_dump_sess_to_buffer(struct stream_interface *si); static int stats_dump_errors_to_buffer(struct stream_interface *si); static int stats_table_request(struct stream_interface *si, int show); -static int stats_dump_proxy_to_buffer(struct stream_interface *si, struct proxy *px, struct uri_auth *uri); -static int stats_dump_stat_to_buffer(struct stream_interface *si, struct uri_auth *uri); static int stats_dump_resolvers_to_buffer(struct stream_interface *si); static int stats_pats_list(struct stream_interface *si); static int stats_pat_list(struct stream_interface *si); @@ -242,41 +147,9 @@ static int stats_map_lookup(struct stream_interface *si); #if (defined SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB && TLS_TICKETS_NO > 0) static int stats_tlskeys_list(struct stream_interface *si); #endif -static void cli_release_handler(struct appctx *appctx); static int dump_servers_state(struct stream_interface *si, struct chunk *buf); -/* - * cli_io_handler() - * -> stats_dump_sess_to_buffer() // "show sess" - * -> stats_dump_errors_to_buffer() // "show errors" - * -> stats_dump_info_to_buffer() // "show info" - * -> stats_dump_backend_to_buffer() // "show backend" - * -> stats_dump_servers_state_to_buffer() // "show servers state []" - * -> stats_dump_stat_to_buffer() // "show stat" - * -> stats_dump_resolvers_to_buffer() // "show stat resolvers " - * -> stats_dump_csv_header() - * -> stats_dump_proxy_to_buffer() - * -> stats_dump_fe_stats() - * -> stats_dump_li_stats() - * -> stats_dump_sv_stats() - * -> stats_dump_be_stats() - * - * http_stats_io_handler() - * -> stats_dump_stat_to_buffer() // same as above, but used for CSV or HTML - * -> stats_dump_csv_header() // emits the CSV headers (same as above) - * -> stats_dump_html_head() // emits the HTML headers - * -> stats_dump_html_info() // emits the equivalent of "show info" at the top - * -> stats_dump_proxy_to_buffer() // same as above, valid for CSV and HTML - * -> stats_dump_html_px_hdr() - * -> stats_dump_fe_stats() - * -> stats_dump_li_stats() - * -> stats_dump_sv_stats() - * -> stats_dump_be_stats() - * -> stats_dump_html_px_end() - * -> stats_dump_html_end() // emits HTML trailer - */ - static struct applet cli_applet; static const char stats_sock_usage_msg[] = @@ -332,7 +205,7 @@ static const char stats_permission_denied_msg[] = static char *dynamic_usage_msg = NULL; /* List head of cli keywords */ -struct cli_kw_list cli_keywords = { +static struct cli_kw_list cli_keywords = { .list = LIST_HEAD_INIT(cli_keywords.list) }; @@ -621,21 +494,6 @@ static int stats_parse_global(char **args, int section_type, struct proxy *curpx return 0; } -/* Dumps the stats CSV header to the trash buffer which. The caller is responsible - * for clearing it if needed. - * NOTE: Some tools happen to rely on the field position instead of its name, - * so please only append new fields at the end, never in the middle. - */ -static void stats_dump_csv_header() -{ - int field; - - chunk_appendf(&trash, "# "); - for (field = 0; field < ST_F_TOTAL_FIELDS; field++) - chunk_appendf(&trash, "%s,", stat_field_names[field]); - - chunk_appendf(&trash, "\n"); -} /* print a string of text buffer to . The format is : * Non-printable chars \t, \n, \r and \e are * encoded in C format. @@ -2914,82 +2772,6 @@ static void cli_io_handler(struct appctx *appctx) si->state, req->flags, res->flags, req->buf->i, req->buf->o, res->buf->i, res->buf->o); } -/* Emits a stats field without any surrounding element and properly encoded to - * resist CSV output. Returns non-zero on success, 0 if the buffer is full. - */ -int stats_emit_raw_data_field(struct chunk *out, const struct field *f) -{ - switch (field_format(f, 0)) { - case FF_EMPTY: return 1; - case FF_S32: return chunk_appendf(out, "%d", f->u.s32); - case FF_U32: return chunk_appendf(out, "%u", f->u.u32); - case FF_S64: return chunk_appendf(out, "%lld", (long long)f->u.s64); - case FF_U64: return chunk_appendf(out, "%llu", (unsigned long long)f->u.u64); - case FF_STR: return csv_enc_append(field_str(f, 0), 1, out) != NULL; - default: return chunk_appendf(out, "[INCORRECT_FIELD_TYPE_%08x]", f->type); - } -} - -/* Emits a stats field prefixed with its type. No CSV encoding is prepared, the - * output is supposed to be used on its own line. Returns non-zero on success, 0 - * if the buffer is full. - */ -int stats_emit_typed_data_field(struct chunk *out, const struct field *f) -{ - switch (field_format(f, 0)) { - case FF_EMPTY: return 1; - case FF_S32: return chunk_appendf(out, "s32:%d", f->u.s32); - case FF_U32: return chunk_appendf(out, "u32:%u", f->u.u32); - case FF_S64: return chunk_appendf(out, "s64:%lld", (long long)f->u.s64); - case FF_U64: return chunk_appendf(out, "u64:%llu", (unsigned long long)f->u.u64); - case FF_STR: return chunk_appendf(out, "str:%s", field_str(f, 0)); - default: return chunk_appendf(out, "%08x:?", f->type); - } -} - -/* Emits an encoding of the field type on 3 characters followed by a delimiter. - * Returns non-zero on success, 0 if the buffer is full. - */ -int stats_emit_field_tags(struct chunk *out, const struct field *f, char delim) -{ - char origin, nature, scope; - - switch (field_origin(f, 0)) { - case FO_METRIC: origin = 'M'; break; - case FO_STATUS: origin = 'S'; break; - case FO_KEY: origin = 'K'; break; - case FO_CONFIG: origin = 'C'; break; - case FO_PRODUCT: origin = 'P'; break; - default: origin = '?'; break; - } - - switch (field_nature(f, 0)) { - case FN_GAUGE: nature = 'G'; break; - case FN_LIMIT: nature = 'L'; break; - case FN_MIN: nature = 'm'; break; - case FN_MAX: nature = 'M'; break; - case FN_RATE: nature = 'R'; break; - case FN_COUNTER: nature = 'C'; break; - case FN_DURATION: nature = 'D'; break; - case FN_AGE: nature = 'A'; break; - case FN_TIME: nature = 'T'; break; - case FN_NAME: nature = 'N'; break; - case FN_OUTPUT: nature = 'O'; break; - case FN_AVG: nature = 'a'; break; - default: nature = '?'; break; - } - - switch (field_scope(f, 0)) { - case FS_PROCESS: scope = 'P'; break; - case FS_SERVICE: scope = 'S'; break; - case FS_SYSTEM: scope = 's'; break; - case FS_CLUSTER: scope = 'C'; break; - default: scope = '?'; break; - } - - return chunk_appendf(out, "%c%c%c%c", origin, nature, scope, delim); -} - /* Dump all fields from into using the "show info" format (name: value) */ static int stats_dump_info_fields(struct chunk *out, const struct field *info) { @@ -3309,2543 +3091,6 @@ static int stats_dump_pools_to_buffer(struct stream_interface *si) return 1; } -/* Dump all fields from into using CSV format */ -static int stats_dump_fields_csv(struct chunk *out, const struct field *stats) -{ - int field; - - for (field = 0; field < ST_F_TOTAL_FIELDS; field++) { - if (!stats_emit_raw_data_field(out, &stats[field])) - return 0; - if (!chunk_strcat(out, ",")) - return 0; - } - chunk_strcat(out, "\n"); - return 1; -} - -/* Dump all fields from into using a typed "field:desc:type:value" format */ -static int stats_dump_fields_typed(struct chunk *out, const struct field *stats) -{ - int field; - - for (field = 0; field < ST_F_TOTAL_FIELDS; field++) { - if (!stats[field].type) - continue; - - chunk_appendf(out, "%c.%u.%u.%d.%s.%u:", - stats[ST_F_TYPE].u.u32 == STATS_TYPE_FE ? 'F' : - stats[ST_F_TYPE].u.u32 == STATS_TYPE_BE ? 'B' : - stats[ST_F_TYPE].u.u32 == STATS_TYPE_SO ? 'L' : - stats[ST_F_TYPE].u.u32 == STATS_TYPE_SV ? 'S' : - '?', - stats[ST_F_IID].u.u32, stats[ST_F_SID].u.u32, - field, stat_field_names[field], stats[ST_F_PID].u.u32); - - if (!stats_emit_field_tags(out, &stats[field], ':')) - return 0; - if (!stats_emit_typed_data_field(out, &stats[field])) - return 0; - if (!chunk_strcat(out, "\n")) - return 0; - } - return 1; -} - -/* Dump all fields from into using the HTML format. A column is - * reserved for the checkbox is ST_SHOWADMIN is set in . Some extra info - * are provided if ST_SHLGNDS is present in . - */ -static int stats_dump_fields_html(struct chunk *out, const struct field *stats, unsigned int flags) -{ - struct chunk src; - - if (stats[ST_F_TYPE].u.u32 == STATS_TYPE_FE) { - chunk_appendf(out, - /* name, queue */ - ""); - - if (flags & ST_SHOWADMIN) { - /* Column sub-heading for Enable or Disable server */ - chunk_appendf(out, ""); - } - - chunk_appendf(out, - "" - "" - "Frontend" - "" - "", - field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_PXNAME)); - - chunk_appendf(out, - /* sessions rate : current */ - "%s
" - "" - "" - "", - U2H(stats[ST_F_RATE].u.u32), - U2H(stats[ST_F_CONN_RATE].u.u32), - U2H(stats[ST_F_RATE].u.u32)); - - if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) - chunk_appendf(out, - "", - U2H(stats[ST_F_REQ_RATE].u.u32)); - - chunk_appendf(out, - "
Current connection rate:%s/s
Current session rate:%s/s
Current request rate:%s/s
" - /* sessions rate : max */ - "%s
" - "" - "" - "", - U2H(stats[ST_F_RATE_MAX].u.u32), - U2H(stats[ST_F_CONN_RATE_MAX].u.u32), - U2H(stats[ST_F_RATE_MAX].u.u32)); - - if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) - chunk_appendf(out, - "", - U2H(stats[ST_F_REQ_RATE_MAX].u.u32)); - - chunk_appendf(out, - "
Max connection rate:%s/s
Max session rate:%s/s
Max request rate:%s/s
" - /* sessions rate : limit */ - "%s", - LIM2A(stats[ST_F_RATE_LIM].u.u32, "-")); - - chunk_appendf(out, - /* sessions: current, max, limit, total */ - "%s%s%s" - "%s
" - "" - "" - "", - U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SMAX].u.u32), U2H(stats[ST_F_SLIM].u.u32), - U2H(stats[ST_F_STOT].u.u64), - U2H(stats[ST_F_CONN_TOT].u.u64), - U2H(stats[ST_F_STOT].u.u64)); - - /* http response (via hover): 1xx, 2xx, 3xx, 4xx, 5xx, other */ - if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) { - chunk_appendf(out, - "" - "" - "" - "" - "" - "" - "" - "" - "" - "", - U2H(stats[ST_F_REQ_TOT].u.u64), - U2H(stats[ST_F_HRSP_1XX].u.u64), - U2H(stats[ST_F_HRSP_2XX].u.u64), - U2H(stats[ST_F_COMP_RSP].u.u64), - stats[ST_F_HRSP_2XX].u.u64 ? - (int)(100 * stats[ST_F_COMP_RSP].u.u64 / stats[ST_F_HRSP_2XX].u.u64) : 0, - U2H(stats[ST_F_HRSP_3XX].u.u64), - U2H(stats[ST_F_HRSP_4XX].u.u64), - U2H(stats[ST_F_HRSP_5XX].u.u64), - U2H(stats[ST_F_HRSP_OTHER].u.u64), - U2H(stats[ST_F_INTERCEPTED].u.u64)); - } - - chunk_appendf(out, - "
Cum. connections:%s
Cum. sessions:%s
Cum. HTTP requests:%s
- HTTP 1xx responses:%s
- HTTP 2xx responses:%s
  Compressed 2xx:%s(%d%%)
- HTTP 3xx responses:%s
- HTTP 4xx responses:%s
- HTTP 5xx responses:%s
- other responses:%s
Intercepted requests:%s
" - /* sessions: lbtot, lastsess */ - "" - /* bytes : in */ - "%s" - "", - U2H(stats[ST_F_BIN].u.u64)); - - chunk_appendf(out, - /* bytes:out + compression stats (via hover): comp_in, comp_out, comp_byp */ - "%s%s
" - "" - "" - "" - "" - "" - "
Response bytes in:%s
Compression in:%s
Compression out:%s(%d%%)
Compression bypass:%s
Total bytes saved:%s(%d%%)
%s", - (stats[ST_F_COMP_IN].u.u64 || stats[ST_F_COMP_BYP].u.u64) ? "":"", - U2H(stats[ST_F_BOUT].u.u64), - U2H(stats[ST_F_BOUT].u.u64), - U2H(stats[ST_F_COMP_IN].u.u64), - U2H(stats[ST_F_COMP_OUT].u.u64), - stats[ST_F_COMP_IN].u.u64 ? (int)(stats[ST_F_COMP_OUT].u.u64 * 100 / stats[ST_F_COMP_IN].u.u64) : 0, - U2H(stats[ST_F_COMP_BYP].u.u64), - U2H(stats[ST_F_COMP_IN].u.u64 - stats[ST_F_COMP_OUT].u.u64), - stats[ST_F_BOUT].u.u64 ? (int)((stats[ST_F_COMP_IN].u.u64 - stats[ST_F_COMP_OUT].u.u64) * 100 / stats[ST_F_BOUT].u.u64) : 0, - (stats[ST_F_COMP_IN].u.u64 || stats[ST_F_COMP_BYP].u.u64) ? "":""); - - chunk_appendf(out, - /* denied: req, resp */ - "%s%s" - /* errors : request, connect, response */ - "%s" - /* warnings: retries, redispatches */ - "" - /* server status : reflect frontend status */ - "%s" - /* rest of server: nothing */ - "" - "", - U2H(stats[ST_F_DREQ].u.u64), U2H(stats[ST_F_DRESP].u.u64), - U2H(stats[ST_F_EREQ].u.u64), - field_str(stats, ST_F_STATUS)); - } - else if (stats[ST_F_TYPE].u.u32 == STATS_TYPE_SO) { - chunk_appendf(out, ""); - if (flags & ST_SHOWADMIN) { - /* Column sub-heading for Enable or Disable server */ - chunk_appendf(out, ""); - } - - chunk_appendf(out, - /* frontend name, listener name */ - "%s" - "%s" - "", - field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_SVNAME), - (flags & ST_SHLGNDS)?"":"", - field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_SVNAME), field_str(stats, ST_F_SVNAME)); - - if (flags & ST_SHLGNDS) { - chunk_appendf(out, "
"); - - if (isdigit(*field_str(stats, ST_F_ADDR))) - chunk_appendf(out, "IPv4: %s, ", field_str(stats, ST_F_ADDR)); - else if (*field_str(stats, ST_F_ADDR) == '[') - chunk_appendf(out, "IPv6: %s, ", field_str(stats, ST_F_ADDR)); - else if (*field_str(stats, ST_F_ADDR)) - chunk_appendf(out, "%s, ", field_str(stats, ST_F_ADDR)); - - /* id */ - chunk_appendf(out, "id: %d
", stats[ST_F_SID].u.u32); - } - - chunk_appendf(out, - /* queue */ - "%s" - /* sessions rate: current, max, limit */ - " " - /* sessions: current, max, limit, total, lbtot, lastsess */ - "%s%s%s" - "%s  " - /* bytes: in, out */ - "%s%s" - "", - (flags & ST_SHLGNDS)?"":"", - U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SMAX].u.u32), U2H(stats[ST_F_SLIM].u.u32), - U2H(stats[ST_F_STOT].u.u64), U2H(stats[ST_F_BIN].u.u64), U2H(stats[ST_F_BOUT].u.u64)); - - chunk_appendf(out, - /* denied: req, resp */ - "%s%s" - /* errors: request, connect, response */ - "%s" - /* warnings: retries, redispatches */ - "" - /* server status: reflect listener status */ - "%s" - /* rest of server: nothing */ - "" - "", - U2H(stats[ST_F_DREQ].u.u64), U2H(stats[ST_F_DRESP].u.u64), - U2H(stats[ST_F_EREQ].u.u64), - field_str(stats, ST_F_STATUS)); - } - else if (stats[ST_F_TYPE].u.u32 == STATS_TYPE_SV) { - const char *style; - - /* determine the style to use depending on the server's state, - * its health and weight. There isn't a 1-to-1 mapping between - * state and styles for the cases where the server is (still) - * up. The reason is that we don't want to report nolb and - * drain with the same color. - */ - - if (strcmp(field_str(stats, ST_F_STATUS), "DOWN") == 0 || - strcmp(field_str(stats, ST_F_STATUS), "DOWN (agent)") == 0) { - style = "down"; - } - else if (strcmp(field_str(stats, ST_F_STATUS), "DOWN ") == 0) { - style = "going_up"; - } - else if (strcmp(field_str(stats, ST_F_STATUS), "NOLB ") == 0) { - style = "going_down"; - } - else if (strcmp(field_str(stats, ST_F_STATUS), "NOLB") == 0) { - style = "nolb"; - } - else if (strcmp(field_str(stats, ST_F_STATUS), "no check") == 0) { - style = "no_check"; - } - else if (!stats[ST_F_CHKFAIL].type || - stats[ST_F_CHECK_HEALTH].u.u32 == stats[ST_F_CHECK_RISE].u.u32 + stats[ST_F_CHECK_FALL].u.u32 - 1) { - /* no check or max health = UP */ - if (stats[ST_F_WEIGHT].u.u32) - style = "up"; - else - style = "draining"; - } - else { - style = "going_down"; - } - - if (memcmp(field_str(stats, ST_F_STATUS), "MAINT", 5) == 0) - chunk_appendf(out, ""); - else - chunk_appendf(out, - "", - (stats[ST_F_BCK].u.u32) ? "backup" : "active", style); - - - if (flags & ST_SHOWADMIN) - chunk_appendf(out, - "", - field_str(stats, ST_F_SVNAME)); - - chunk_appendf(out, - "%s" - "%s" - "", - field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_SVNAME), - (flags & ST_SHLGNDS) ? "" : "", - field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_SVNAME), field_str(stats, ST_F_SVNAME)); - - if (flags & ST_SHLGNDS) { - chunk_appendf(out, "
"); - - if (isdigit(*field_str(stats, ST_F_ADDR))) - chunk_appendf(out, "IPv4: %s, ", field_str(stats, ST_F_ADDR)); - else if (*field_str(stats, ST_F_ADDR) == '[') - chunk_appendf(out, "IPv6: %s, ", field_str(stats, ST_F_ADDR)); - else if (*field_str(stats, ST_F_ADDR)) - chunk_appendf(out, "%s, ", field_str(stats, ST_F_ADDR)); - - /* id */ - chunk_appendf(out, "id: %d", stats[ST_F_SID].u.u32); - - /* cookie */ - if (stats[ST_F_COOKIE].type) { - chunk_appendf(out, ", cookie: '"); - chunk_initstr(&src, field_str(stats, ST_F_COOKIE)); - chunk_htmlencode(out, &src); - chunk_appendf(out, "'"); - } - - chunk_appendf(out, "
"); - } - - chunk_appendf(out, - /* queue : current, max, limit */ - "%s%s%s%s" - /* sessions rate : current, max, limit */ - "%s%s" - "", - (flags & ST_SHLGNDS) ? "" : "", - U2H(stats[ST_F_QCUR].u.u32), U2H(stats[ST_F_QMAX].u.u32), LIM2A(stats[ST_F_QLIMIT].u.u32, "-"), - U2H(stats[ST_F_RATE].u.u32), U2H(stats[ST_F_RATE_MAX].u.u32)); - - chunk_appendf(out, - /* sessions: current, max, limit, total */ - "%s%s%s" - "%s
" - "" - "", - U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SMAX].u.u32), LIM2A(stats[ST_F_SLIM].u.u32, "-"), - U2H(stats[ST_F_STOT].u.u64), - U2H(stats[ST_F_STOT].u.u64)); - - /* http response (via hover): 1xx, 2xx, 3xx, 4xx, 5xx, other */ - if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) { - unsigned long long tot; - - tot = stats[ST_F_HRSP_OTHER].u.u64; - tot += stats[ST_F_HRSP_1XX].u.u64; - tot += stats[ST_F_HRSP_2XX].u.u64; - tot += stats[ST_F_HRSP_3XX].u.u64; - tot += stats[ST_F_HRSP_4XX].u.u64; - tot += stats[ST_F_HRSP_5XX].u.u64; - - chunk_appendf(out, - "" - "" - "" - "" - "" - "" - "" - "", - U2H(tot), - U2H(stats[ST_F_HRSP_1XX].u.u64), tot ? (int)(100 * stats[ST_F_HRSP_1XX].u.u64 / tot) : 0, - U2H(stats[ST_F_HRSP_2XX].u.u64), tot ? (int)(100 * stats[ST_F_HRSP_2XX].u.u64 / tot) : 0, - U2H(stats[ST_F_HRSP_3XX].u.u64), tot ? (int)(100 * stats[ST_F_HRSP_3XX].u.u64 / tot) : 0, - U2H(stats[ST_F_HRSP_4XX].u.u64), tot ? (int)(100 * stats[ST_F_HRSP_4XX].u.u64 / tot) : 0, - U2H(stats[ST_F_HRSP_5XX].u.u64), tot ? (int)(100 * stats[ST_F_HRSP_5XX].u.u64 / tot) : 0, - U2H(stats[ST_F_HRSP_OTHER].u.u64), tot ? (int)(100 * stats[ST_F_HRSP_OTHER].u.u64 / tot) : 0); - } - - chunk_appendf(out, ""); - chunk_appendf(out, "", U2H(stats[ST_F_QTIME].u.u32)); - chunk_appendf(out, "", U2H(stats[ST_F_CTIME].u.u32)); - if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) - chunk_appendf(out, "", U2H(stats[ST_F_RTIME].u.u32)); - chunk_appendf(out, "", U2H(stats[ST_F_TTIME].u.u32)); - - chunk_appendf(out, - "
Cum. sessions:%s
Cum. HTTP responses:%s
- HTTP 1xx responses:%s(%d%%)
- HTTP 2xx responses:%s(%d%%)
- HTTP 3xx responses:%s(%d%%)
- HTTP 4xx responses:%s(%d%%)
- HTTP 5xx responses:%s(%d%%)
- other responses:%s(%d%%)
Avg over last 1024 success. conn.
- Queue time:%sms
- Connect time:%sms
- Response time:%sms
- Total time:%sms
" - /* sessions: lbtot, last */ - "%s%s", - U2H(stats[ST_F_LBTOT].u.u64), - human_time(stats[ST_F_LASTSESS].u.s32, 1)); - - chunk_appendf(out, - /* bytes : in, out */ - "%s%s" - /* denied: req, resp */ - "%s" - /* errors : request, connect */ - "%s" - /* errors : response */ - "%s
Connection resets during transfers: %lld client, %lld server
" - /* warnings: retries, redispatches */ - "%lld%lld" - "", - U2H(stats[ST_F_BIN].u.u64), U2H(stats[ST_F_BOUT].u.u64), - U2H(stats[ST_F_DRESP].u.u64), - U2H(stats[ST_F_ECON].u.u64), - U2H(stats[ST_F_ERESP].u.u64), - (long long)stats[ST_F_CLI_ABRT].u.u64, - (long long)stats[ST_F_SRV_ABRT].u.u64, - (long long)stats[ST_F_WRETR].u.u64, - (long long)stats[ST_F_WREDIS].u.u64); - - /* status, last change */ - chunk_appendf(out, ""); - - /* FIXME!!!! - * LASTCHG should contain the last change for *this* server and must be computed - * properly above, as was done below, ie: this server if maint, otherwise ref server - * if tracking. Note that ref is either local or remote depending on tracking. - */ - - - if (memcmp(field_str(stats, ST_F_STATUS), "MAINT", 5) == 0) { - chunk_appendf(out, "%s MAINT", human_time(stats[ST_F_LASTCHG].u.u32, 1)); - } - else if (memcmp(field_str(stats, ST_F_STATUS), "no check", 5) == 0) { - chunk_strcat(out, "no check"); - } - else { - chunk_appendf(out, "%s %s", human_time(stats[ST_F_LASTCHG].u.u32, 1), field_str(stats, ST_F_STATUS)); - if (memcmp(field_str(stats, ST_F_STATUS), "DOWN", 4) == 0) { - if (stats[ST_F_CHECK_HEALTH].u.u32) - chunk_strcat(out, " ↑"); - } - else if (stats[ST_F_CHECK_HEALTH].u.u32 < stats[ST_F_CHECK_RISE].u.u32 + stats[ST_F_CHECK_FALL].u.u32 - 1) - chunk_strcat(out, " ↓"); - } - - if (memcmp(field_str(stats, ST_F_STATUS), "DOWN", 4) == 0 && - stats[ST_F_AGENT_STATUS].type && !stats[ST_F_AGENT_HEALTH].u.u32) { - chunk_appendf(out, - " %s", - field_str(stats, ST_F_AGENT_STATUS)); - - if (stats[ST_F_AGENT_CODE].type) - chunk_appendf(out, "/%d", stats[ST_F_AGENT_CODE].u.u32); - - if (stats[ST_F_AGENT_DURATION].type) - chunk_appendf(out, " in %lums", (long)stats[ST_F_AGENT_DURATION].u.u64); - - chunk_appendf(out, "
%s", field_str(stats, ST_F_AGENT_DESC)); - - if (*field_str(stats, ST_F_LAST_AGT)) { - chunk_appendf(out, ": "); - chunk_initstr(&src, field_str(stats, ST_F_LAST_AGT)); - chunk_htmlencode(out, &src); - } - chunk_appendf(out, "
"); - } - else if (stats[ST_F_CHECK_STATUS].type) { - chunk_appendf(out, - " %s", - field_str(stats, ST_F_CHECK_STATUS)); - - if (stats[ST_F_CHECK_CODE].type) - chunk_appendf(out, "/%d", stats[ST_F_CHECK_CODE].u.u32); - - if (stats[ST_F_CHECK_DURATION].type) - chunk_appendf(out, " in %lums", (long)stats[ST_F_CHECK_DURATION].u.u64); - - chunk_appendf(out, "
%s", field_str(stats, ST_F_CHECK_DESC)); - - if (*field_str(stats, ST_F_LAST_CHK)) { - chunk_appendf(out, ": "); - chunk_initstr(&src, field_str(stats, ST_F_LAST_CHK)); - chunk_htmlencode(out, &src); - } - chunk_appendf(out, "
"); - } - else - chunk_appendf(out, ""); - - chunk_appendf(out, - /* weight */ - "%d" - /* act, bck */ - "%s%s" - "", - stats[ST_F_WEIGHT].u.u32, - stats[ST_F_BCK].u.u32 ? "-" : "Y", - stats[ST_F_BCK].u.u32 ? "Y" : "-"); - - /* check failures: unique, fatal, down time */ - if (strcmp(field_str(stats, ST_F_STATUS), "MAINT (resolution)") == 0) { - chunk_appendf(out, "resolution"); - } - else if (stats[ST_F_CHKFAIL].type) { - chunk_appendf(out, "%lld", (long long)stats[ST_F_CHKFAIL].u.u64); - - if (stats[ST_F_HANAFAIL].type) - chunk_appendf(out, "/%lld", (long long)stats[ST_F_HANAFAIL].u.u64); - - chunk_appendf(out, - "
Failed Health Checks%s
" - "%lld%s" - "", - stats[ST_F_HANAFAIL].type ? "/Health Analyses" : "", - (long long)stats[ST_F_CHKDOWN].u.u64, human_time(stats[ST_F_DOWNTIME].u.u32, 1)); - } - else if (strcmp(field_str(stats, ST_F_STATUS), "MAINT") != 0 && field_format(stats, ST_F_TRACKED) == FF_STR) { - /* tracking a server (hence inherited maint would appear as "MAINT (via...)" */ - chunk_appendf(out, - "via %s", - field_str(stats, ST_F_TRACKED), field_str(stats, ST_F_TRACKED)); - } - else - chunk_appendf(out, ""); - - /* throttle */ - if (stats[ST_F_THROTTLE].type) - chunk_appendf(out, "%d %%\n", stats[ST_F_THROTTLE].u.u32); - else - chunk_appendf(out, "-\n"); - } - else if (stats[ST_F_TYPE].u.u32 == STATS_TYPE_BE) { - chunk_appendf(out, ""); - if (flags & ST_SHOWADMIN) { - /* Column sub-heading for Enable or Disable server */ - chunk_appendf(out, ""); - } - chunk_appendf(out, - "" - /* name */ - "%s" - "Backend" - "", - (flags & ST_SHLGNDS)?"":"", - field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_PXNAME)); - - if (flags & ST_SHLGNDS) { - /* balancing */ - chunk_appendf(out, "
balancing: %s", - field_str(stats, ST_F_ALGO)); - - /* cookie */ - if (stats[ST_F_COOKIE].type) { - chunk_appendf(out, ", cookie: '"); - chunk_initstr(&src, field_str(stats, ST_F_COOKIE)); - chunk_htmlencode(out, &src); - chunk_appendf(out, "'"); - } - chunk_appendf(out, "
"); - } - - chunk_appendf(out, - "%s" - /* queue : current, max */ - "%s%s" - /* sessions rate : current, max, limit */ - "%s%s" - "", - (flags & ST_SHLGNDS)?"":"", - U2H(stats[ST_F_QCUR].u.u32), U2H(stats[ST_F_QMAX].u.u32), - U2H(stats[ST_F_RATE].u.u32), U2H(stats[ST_F_RATE_MAX].u.u32)); - - chunk_appendf(out, - /* sessions: current, max, limit, total */ - "%s%s%s" - "%s
" - "" - "", - U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SLIM].u.u32), - U2H(stats[ST_F_STOT].u.u64), - U2H(stats[ST_F_STOT].u.u64)); - - /* http response (via hover): 1xx, 2xx, 3xx, 4xx, 5xx, other */ - if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) { - chunk_appendf(out, - "" - "" - "" - "" - "" - "" - "" - "" - "" - "" - "", - U2H(stats[ST_F_REQ_TOT].u.u64), - U2H(stats[ST_F_HRSP_1XX].u.u64), - U2H(stats[ST_F_HRSP_2XX].u.u64), - U2H(stats[ST_F_COMP_RSP].u.u64), - stats[ST_F_HRSP_2XX].u.u64 ? - (int)(100 * stats[ST_F_COMP_RSP].u.u64 / stats[ST_F_HRSP_2XX].u.u64) : 0, - U2H(stats[ST_F_HRSP_3XX].u.u64), - U2H(stats[ST_F_HRSP_4XX].u.u64), - U2H(stats[ST_F_HRSP_5XX].u.u64), - U2H(stats[ST_F_HRSP_OTHER].u.u64), - U2H(stats[ST_F_INTERCEPTED].u.u64)); - } - - chunk_appendf(out, "", U2H(stats[ST_F_QTIME].u.u32)); - chunk_appendf(out, "", U2H(stats[ST_F_CTIME].u.u32)); - if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) - chunk_appendf(out, "", U2H(stats[ST_F_RTIME].u.u32)); - chunk_appendf(out, "", U2H(stats[ST_F_TTIME].u.u32)); - - chunk_appendf(out, - "
Cum. sessions:%s
Cum. HTTP requests:%s
- HTTP 1xx responses:%s
- HTTP 2xx responses:%s
  Compressed 2xx:%s(%d%%)
- HTTP 3xx responses:%s
- HTTP 4xx responses:%s
- HTTP 5xx responses:%s
- other responses:%s
Intercepted requests:%s
Avg over last 1024 success. conn.
- Queue time:%sms
- Connect time:%sms
- Response time:%sms
- Total time:%sms
" - /* sessions: lbtot, last */ - "%s%s" - /* bytes: in */ - "%s" - "", - U2H(stats[ST_F_LBTOT].u.u64), - human_time(stats[ST_F_LASTSESS].u.s32, 1), - U2H(stats[ST_F_BIN].u.u64)); - - chunk_appendf(out, - /* bytes:out + compression stats (via hover): comp_in, comp_out, comp_byp */ - "%s%s
" - "" - "" - "" - "" - "" - "
Response bytes in:%s
Compression in:%s
Compression out:%s(%d%%)
Compression bypass:%s
Total bytes saved:%s(%d%%)
%s", - (stats[ST_F_COMP_IN].u.u64 || stats[ST_F_COMP_BYP].u.u64) ? "":"", - U2H(stats[ST_F_BOUT].u.u64), - U2H(stats[ST_F_BOUT].u.u64), - U2H(stats[ST_F_COMP_IN].u.u64), - U2H(stats[ST_F_COMP_OUT].u.u64), - stats[ST_F_COMP_IN].u.u64 ? (int)(stats[ST_F_COMP_OUT].u.u64 * 100 / stats[ST_F_COMP_IN].u.u64) : 0, - U2H(stats[ST_F_COMP_BYP].u.u64), - U2H(stats[ST_F_COMP_IN].u.u64 - stats[ST_F_COMP_OUT].u.u64), - stats[ST_F_BOUT].u.u64 ? (int)((stats[ST_F_COMP_IN].u.u64 - stats[ST_F_COMP_OUT].u.u64) * 100 / stats[ST_F_BOUT].u.u64) : 0, - (stats[ST_F_COMP_IN].u.u64 || stats[ST_F_COMP_BYP].u.u64) ? "":""); - - chunk_appendf(out, - /* denied: req, resp */ - "%s%s" - /* errors : request, connect */ - "%s" - /* errors : response */ - "%s
Connection resets during transfers: %lld client, %lld server
" - /* warnings: retries, redispatches */ - "%lld%lld" - /* backend status: reflect backend status (up/down): we display UP - * if the backend has known working servers or if it has no server at - * all (eg: for stats). Then we display the total weight, number of - * active and backups. */ - "%s %s %d" - "%d%d" - "", - U2H(stats[ST_F_DREQ].u.u64), U2H(stats[ST_F_DRESP].u.u64), - U2H(stats[ST_F_ECON].u.u64), - U2H(stats[ST_F_ERESP].u.u64), - (long long)stats[ST_F_CLI_ABRT].u.u64, - (long long)stats[ST_F_SRV_ABRT].u.u64, - (long long)stats[ST_F_WRETR].u.u64, (long long)stats[ST_F_WREDIS].u.u64, - human_time(stats[ST_F_LASTCHG].u.u32, 1), - strcmp(field_str(stats, ST_F_STATUS), "DOWN") ? field_str(stats, ST_F_STATUS) : "DOWN", - stats[ST_F_WEIGHT].u.u32, - stats[ST_F_ACT].u.u32, stats[ST_F_BCK].u.u32); - - chunk_appendf(out, - /* rest of backend: nothing, down transitions, total downtime, throttle */ - " %d" - "%s" - "" - "", - stats[ST_F_CHKDOWN].u.u32, - stats[ST_F_DOWNTIME].type ? human_time(stats[ST_F_DOWNTIME].u.u32, 1) : " "); - } - return 1; -} - -static int stats_dump_one_line(const struct field *stats, unsigned int flags, struct proxy *px, struct appctx *appctx) -{ - if ((px->cap & PR_CAP_BE) && px->srv && (appctx->ctx.stats.flags & STAT_ADMIN)) - flags |= ST_SHOWADMIN; - - if (appctx->ctx.stats.flags & STAT_FMT_HTML) - return stats_dump_fields_html(&trash, stats, flags); - else if (appctx->ctx.stats.flags & STAT_FMT_TYPED) - return stats_dump_fields_typed(&trash, stats); - else - return stats_dump_fields_csv(&trash, stats); -} - -/* Fill with the frontend statistics. is - * preallocated array of length . The length of the array - * must be at least ST_F_TOTAL_FIELDS. If this length is less then - * this value, the function returns 0, otherwise, it returns 1. - */ -int stats_fill_fe_stats(struct proxy *px, struct field *stats, int len) -{ - if (len < ST_F_TOTAL_FIELDS) - return 0; - - memset(stats, 0, sizeof(*stats) * len); - - stats[ST_F_PXNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, px->id); - stats[ST_F_SVNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, "FRONTEND"); - stats[ST_F_MODE] = mkf_str(FO_CONFIG|FS_SERVICE, proxy_mode_str(px->mode)); - stats[ST_F_SCUR] = mkf_u32(0, px->feconn); - stats[ST_F_SMAX] = mkf_u32(FN_MAX, px->fe_counters.conn_max); - stats[ST_F_SLIM] = mkf_u32(FO_CONFIG|FN_LIMIT, px->maxconn); - stats[ST_F_STOT] = mkf_u64(FN_COUNTER, px->fe_counters.cum_sess); - stats[ST_F_BIN] = mkf_u64(FN_COUNTER, px->fe_counters.bytes_in); - stats[ST_F_BOUT] = mkf_u64(FN_COUNTER, px->fe_counters.bytes_out); - stats[ST_F_DREQ] = mkf_u64(FN_COUNTER, px->fe_counters.denied_req); - stats[ST_F_DRESP] = mkf_u64(FN_COUNTER, px->fe_counters.denied_resp); - stats[ST_F_EREQ] = mkf_u64(FN_COUNTER, px->fe_counters.failed_req); - stats[ST_F_DCON] = mkf_u64(FN_COUNTER, px->fe_counters.denied_conn); - stats[ST_F_DSES] = mkf_u64(FN_COUNTER, px->fe_counters.denied_sess); - stats[ST_F_STATUS] = mkf_str(FO_STATUS, px->state == PR_STREADY ? "OPEN" : px->state == PR_STFULL ? "FULL" : "STOP"); - stats[ST_F_PID] = mkf_u32(FO_KEY, relative_pid); - stats[ST_F_IID] = mkf_u32(FO_KEY|FS_SERVICE, px->uuid); - stats[ST_F_SID] = mkf_u32(FO_KEY|FS_SERVICE, 0); - stats[ST_F_TYPE] = mkf_u32(FO_CONFIG|FS_SERVICE, STATS_TYPE_FE); - stats[ST_F_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&px->fe_sess_per_sec)); - stats[ST_F_RATE_LIM] = mkf_u32(FO_CONFIG|FN_LIMIT, px->fe_sps_lim); - stats[ST_F_RATE_MAX] = mkf_u32(FN_MAX, px->fe_counters.sps_max); - - /* http response: 1xx, 2xx, 3xx, 4xx, 5xx, other */ - if (px->mode == PR_MODE_HTTP) { - stats[ST_F_HRSP_1XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[1]); - stats[ST_F_HRSP_2XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[2]); - stats[ST_F_HRSP_3XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[3]); - stats[ST_F_HRSP_4XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[4]); - stats[ST_F_HRSP_5XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[5]); - stats[ST_F_HRSP_OTHER] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[0]); - stats[ST_F_INTERCEPTED] = mkf_u64(FN_COUNTER, px->fe_counters.intercepted_req); - } - - /* requests : req_rate, req_rate_max, req_tot, */ - stats[ST_F_REQ_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&px->fe_req_per_sec)); - stats[ST_F_REQ_RATE_MAX] = mkf_u32(FN_MAX, px->fe_counters.p.http.rps_max); - stats[ST_F_REQ_TOT] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.cum_req); - - /* compression: in, out, bypassed, responses */ - stats[ST_F_COMP_IN] = mkf_u64(FN_COUNTER, px->fe_counters.comp_in); - stats[ST_F_COMP_OUT] = mkf_u64(FN_COUNTER, px->fe_counters.comp_out); - stats[ST_F_COMP_BYP] = mkf_u64(FN_COUNTER, px->fe_counters.comp_byp); - stats[ST_F_COMP_RSP] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.comp_rsp); - - /* connections : conn_rate, conn_rate_max, conn_tot, conn_max */ - stats[ST_F_CONN_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&px->fe_conn_per_sec)); - stats[ST_F_CONN_RATE_MAX] = mkf_u32(FN_MAX, px->fe_counters.cps_max); - stats[ST_F_CONN_TOT] = mkf_u64(FN_COUNTER, px->fe_counters.cum_conn); - - return 1; -} - -/* Dumps a frontend's line to the trash for the current proxy and uses - * the state from stream interface . The caller is responsible for clearing - * the trash if needed. Returns non-zero if it emits anything, zero otherwise. - */ -static int stats_dump_fe_stats(struct stream_interface *si, struct proxy *px) -{ - struct appctx *appctx = __objt_appctx(si->end); - - if (!(px->cap & PR_CAP_FE)) - return 0; - - if ((appctx->ctx.stats.flags & STAT_BOUND) && !(appctx->ctx.stats.type & (1 << STATS_TYPE_FE))) - return 0; - - if (!stats_fill_fe_stats(px, stats, ST_F_TOTAL_FIELDS)) - return 0; - - return stats_dump_one_line(stats, 0, px, appctx); -} - -/* Fill with the listener statistics. is - * preallocated array of length . The length of the array - * must be at least ST_F_TOTAL_FIELDS. If this length is less - * then this value, the function returns 0, otherwise, it - * returns 1. can take the value ST_SHLGNDS. - */ -int stats_fill_li_stats(struct proxy *px, struct listener *l, int flags, - struct field *stats, int len) -{ - struct chunk *out = get_trash_chunk(); - - if (len < ST_F_TOTAL_FIELDS) - return 0; - - if (!l->counters) - return 0; - - chunk_reset(out); - memset(stats, 0, sizeof(*stats) * len); - - stats[ST_F_PXNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, px->id); - stats[ST_F_SVNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, l->name); - stats[ST_F_MODE] = mkf_str(FO_CONFIG|FS_SERVICE, proxy_mode_str(px->mode)); - stats[ST_F_SCUR] = mkf_u32(0, l->nbconn); - stats[ST_F_SMAX] = mkf_u32(FN_MAX, l->counters->conn_max); - stats[ST_F_SLIM] = mkf_u32(FO_CONFIG|FN_LIMIT, l->maxconn); - stats[ST_F_STOT] = mkf_u64(FN_COUNTER, l->counters->cum_conn); - stats[ST_F_BIN] = mkf_u64(FN_COUNTER, l->counters->bytes_in); - stats[ST_F_BOUT] = mkf_u64(FN_COUNTER, l->counters->bytes_out); - stats[ST_F_DREQ] = mkf_u64(FN_COUNTER, l->counters->denied_req); - stats[ST_F_DRESP] = mkf_u64(FN_COUNTER, l->counters->denied_resp); - stats[ST_F_EREQ] = mkf_u64(FN_COUNTER, l->counters->failed_req); - stats[ST_F_DCON] = mkf_u64(FN_COUNTER, l->counters->denied_conn); - stats[ST_F_DSES] = mkf_u64(FN_COUNTER, l->counters->denied_sess); - stats[ST_F_STATUS] = mkf_str(FO_STATUS, (l->nbconn < l->maxconn) ? (l->state == LI_LIMITED) ? "WAITING" : "OPEN" : "FULL"); - stats[ST_F_PID] = mkf_u32(FO_KEY, relative_pid); - stats[ST_F_IID] = mkf_u32(FO_KEY|FS_SERVICE, px->uuid); - stats[ST_F_SID] = mkf_u32(FO_KEY|FS_SERVICE, l->luid); - stats[ST_F_TYPE] = mkf_u32(FO_CONFIG|FS_SERVICE, STATS_TYPE_SO); - - if (flags & ST_SHLGNDS) { - char str[INET6_ADDRSTRLEN]; - int port; - - port = get_host_port(&l->addr); - switch (addr_to_str(&l->addr, str, sizeof(str))) { - case AF_INET: - stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out)); - chunk_appendf(out, "%s:%d", str, port); - break; - case AF_INET6: - stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out)); - chunk_appendf(out, "[%s]:%d", str, port); - break; - case AF_UNIX: - stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, "unix"); - break; - case -1: - stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out)); - chunk_strcat(out, strerror(errno)); - break; - default: /* address family not supported */ - break; - } - } - - return 1; -} - -/* Dumps a line for listener and proxy to the trash and uses the state - * from stream interface , and stats flags . The caller is responsible - * for clearing the trash if needed. Returns non-zero if it emits anything, zero - * otherwise. - */ -static int stats_dump_li_stats(struct stream_interface *si, struct proxy *px, struct listener *l, int flags) -{ - struct appctx *appctx = __objt_appctx(si->end); - - if (!stats_fill_li_stats(px, l, flags, stats, ST_F_TOTAL_FIELDS)) - return 0; - - return stats_dump_one_line(stats, flags, px, appctx); -} - -enum srv_stats_state { - SRV_STATS_STATE_DOWN = 0, - SRV_STATS_STATE_DOWN_AGENT, - SRV_STATS_STATE_GOING_UP, - SRV_STATS_STATE_UP_GOING_DOWN, - SRV_STATS_STATE_UP, - SRV_STATS_STATE_NOLB_GOING_DOWN, - SRV_STATS_STATE_NOLB, - SRV_STATS_STATE_DRAIN_GOING_DOWN, - SRV_STATS_STATE_DRAIN, - SRV_STATS_STATE_DRAIN_AGENT, - SRV_STATS_STATE_NO_CHECK, - - SRV_STATS_STATE_COUNT, /* Must be last */ -}; - -static const char *srv_hlt_st[SRV_STATS_STATE_COUNT] = { - [SRV_STATS_STATE_DOWN] = "DOWN", - [SRV_STATS_STATE_DOWN_AGENT] = "DOWN (agent)", - [SRV_STATS_STATE_GOING_UP] = "DOWN %d/%d", - [SRV_STATS_STATE_UP_GOING_DOWN] = "UP %d/%d", - [SRV_STATS_STATE_UP] = "UP", - [SRV_STATS_STATE_NOLB_GOING_DOWN] = "NOLB %d/%d", - [SRV_STATS_STATE_NOLB] = "NOLB", - [SRV_STATS_STATE_DRAIN_GOING_DOWN] = "DRAIN %d/%d", - [SRV_STATS_STATE_DRAIN] = "DRAIN", - [SRV_STATS_STATE_DRAIN_AGENT] = "DRAIN (agent)", - [SRV_STATS_STATE_NO_CHECK] = "no check" -}; - -/* Fill with the server statistics. is - * preallocated array of length . The length of the array - * must be at least ST_F_TOTAL_FIELDS. If this length is less - * then this value, the function returns 0, otherwise, it - * returns 1. can take the value ST_SHLGNDS. - */ -int stats_fill_sv_stats(struct proxy *px, struct server *sv, int flags, - struct field *stats, int len) -{ - struct server *via, *ref; - char str[INET6_ADDRSTRLEN]; - struct chunk *out = get_trash_chunk(); - enum srv_stats_state state; - char *fld_status; - - if (len < ST_F_TOTAL_FIELDS) - return 0; - - memset(stats, 0, sizeof(*stats) * len); - - /* we have "via" which is the tracked server as described in the configuration, - * and "ref" which is the checked server and the end of the chain. - */ - via = sv->track ? sv->track : sv; - ref = via; - while (ref->track) - ref = ref->track; - - if (sv->state == SRV_ST_RUNNING || sv->state == SRV_ST_STARTING) { - if ((ref->check.state & CHK_ST_ENABLED) && - (ref->check.health < ref->check.rise + ref->check.fall - 1)) { - state = SRV_STATS_STATE_UP_GOING_DOWN; - } else { - state = SRV_STATS_STATE_UP; - } - - if (sv->admin & SRV_ADMF_DRAIN) { - if (ref->agent.state & CHK_ST_ENABLED) - state = SRV_STATS_STATE_DRAIN_AGENT; - else if (state == SRV_STATS_STATE_UP_GOING_DOWN) - state = SRV_STATS_STATE_DRAIN_GOING_DOWN; - else - state = SRV_STATS_STATE_DRAIN; - } - - if (state == SRV_STATS_STATE_UP && !(ref->check.state & CHK_ST_ENABLED)) { - state = SRV_STATS_STATE_NO_CHECK; - } - } - else if (sv->state == SRV_ST_STOPPING) { - if ((!(sv->check.state & CHK_ST_ENABLED) && !sv->track) || - (ref->check.health == ref->check.rise + ref->check.fall - 1)) { - state = SRV_STATS_STATE_NOLB; - } else { - state = SRV_STATS_STATE_NOLB_GOING_DOWN; - } - } - else { /* stopped */ - if ((ref->agent.state & CHK_ST_ENABLED) && !ref->agent.health) { - state = SRV_STATS_STATE_DOWN_AGENT; - } else if ((ref->check.state & CHK_ST_ENABLED) && !ref->check.health) { - state = SRV_STATS_STATE_DOWN; /* DOWN */ - } else if ((ref->agent.state & CHK_ST_ENABLED) || (ref->check.state & CHK_ST_ENABLED)) { - state = SRV_STATS_STATE_GOING_UP; - } else { - state = SRV_STATS_STATE_DOWN; /* DOWN, unchecked */ - } - } - - chunk_reset(out); - - stats[ST_F_PXNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, px->id); - stats[ST_F_SVNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, sv->id); - stats[ST_F_MODE] = mkf_str(FO_CONFIG|FS_SERVICE, proxy_mode_str(px->mode)); - stats[ST_F_QCUR] = mkf_u32(0, sv->nbpend); - stats[ST_F_QMAX] = mkf_u32(FN_MAX, sv->counters.nbpend_max); - stats[ST_F_SCUR] = mkf_u32(0, sv->cur_sess); - stats[ST_F_SMAX] = mkf_u32(FN_MAX, sv->counters.cur_sess_max); - - if (sv->maxconn) - stats[ST_F_SLIM] = mkf_u32(FO_CONFIG|FN_LIMIT, sv->maxconn); - - stats[ST_F_STOT] = mkf_u64(FN_COUNTER, sv->counters.cum_sess); - stats[ST_F_BIN] = mkf_u64(FN_COUNTER, sv->counters.bytes_in); - stats[ST_F_BOUT] = mkf_u64(FN_COUNTER, sv->counters.bytes_out); - stats[ST_F_DRESP] = mkf_u64(FN_COUNTER, sv->counters.failed_secu); - stats[ST_F_ECON] = mkf_u64(FN_COUNTER, sv->counters.failed_conns); - stats[ST_F_ERESP] = mkf_u64(FN_COUNTER, sv->counters.failed_resp); - stats[ST_F_WRETR] = mkf_u64(FN_COUNTER, sv->counters.retries); - stats[ST_F_WREDIS] = mkf_u64(FN_COUNTER, sv->counters.redispatches); - - /* status */ - fld_status = chunk_newstr(out); - if (sv->admin & SRV_ADMF_RMAINT) - chunk_appendf(out, "MAINT (resolution)"); - else if (sv->admin & SRV_ADMF_IMAINT) - chunk_appendf(out, "MAINT (via %s/%s)", via->proxy->id, via->id); - else if (sv->admin & SRV_ADMF_MAINT) - chunk_appendf(out, "MAINT"); - else - chunk_appendf(out, - srv_hlt_st[state], - (ref->state != SRV_ST_STOPPED) ? (ref->check.health - ref->check.rise + 1) : (ref->check.health), - (ref->state != SRV_ST_STOPPED) ? (ref->check.fall) : (ref->check.rise)); - - stats[ST_F_STATUS] = mkf_str(FO_STATUS, fld_status); - stats[ST_F_LASTCHG] = mkf_u32(FN_AGE, now.tv_sec - sv->last_change); - stats[ST_F_WEIGHT] = mkf_u32(FN_AVG, (sv->eweight * px->lbprm.wmult + px->lbprm.wdiv - 1) / px->lbprm.wdiv); - stats[ST_F_ACT] = mkf_u32(FO_STATUS, (sv->flags & SRV_F_BACKUP) ? 0 : 1); - stats[ST_F_BCK] = mkf_u32(FO_STATUS, (sv->flags & SRV_F_BACKUP) ? 1 : 0); - - /* check failures: unique, fatal; last change, total downtime */ - if (sv->check.state & CHK_ST_ENABLED) { - stats[ST_F_CHKFAIL] = mkf_u64(FN_COUNTER, sv->counters.failed_checks); - stats[ST_F_CHKDOWN] = mkf_u64(FN_COUNTER, sv->counters.down_trans); - stats[ST_F_DOWNTIME] = mkf_u32(FN_COUNTER, srv_downtime(sv)); - } - - if (sv->maxqueue) - stats[ST_F_QLIMIT] = mkf_u32(FO_CONFIG|FS_SERVICE, sv->maxqueue); - - stats[ST_F_PID] = mkf_u32(FO_KEY, relative_pid); - stats[ST_F_IID] = mkf_u32(FO_KEY|FS_SERVICE, px->uuid); - stats[ST_F_SID] = mkf_u32(FO_KEY|FS_SERVICE, sv->puid); - - if (sv->state == SRV_ST_STARTING && !server_is_draining(sv)) - stats[ST_F_THROTTLE] = mkf_u32(FN_AVG, server_throttle_rate(sv)); - - stats[ST_F_LBTOT] = mkf_u64(FN_COUNTER, sv->counters.cum_lbconn); - - if (sv->track) { - char *fld_track = chunk_newstr(out); - - chunk_appendf(out, "%s/%s", sv->track->proxy->id, sv->track->id); - stats[ST_F_TRACKED] = mkf_str(FO_CONFIG|FN_NAME|FS_SERVICE, fld_track); - } - - stats[ST_F_TYPE] = mkf_u32(FO_CONFIG|FS_SERVICE, STATS_TYPE_SV); - stats[ST_F_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&sv->sess_per_sec)); - stats[ST_F_RATE_MAX] = mkf_u32(FN_MAX, sv->counters.sps_max); - - if ((sv->check.state & (CHK_ST_ENABLED|CHK_ST_PAUSED)) == CHK_ST_ENABLED) { - const char *fld_chksts; - - fld_chksts = chunk_newstr(out); - chunk_strcat(out, "* "); // for check in progress - chunk_strcat(out, get_check_status_info(sv->check.status)); - if (!(sv->check.state & CHK_ST_INPROGRESS)) - fld_chksts += 2; // skip "* " - stats[ST_F_CHECK_STATUS] = mkf_str(FN_OUTPUT, fld_chksts); - - if (sv->check.status >= HCHK_STATUS_L57DATA) - stats[ST_F_CHECK_CODE] = mkf_u32(FN_OUTPUT, sv->check.code); - - if (sv->check.status >= HCHK_STATUS_CHECKED) - stats[ST_F_CHECK_DURATION] = mkf_u64(FN_DURATION, sv->check.duration); - - stats[ST_F_CHECK_DESC] = mkf_str(FN_OUTPUT, get_check_status_description(sv->check.status)); - stats[ST_F_LAST_CHK] = mkf_str(FN_OUTPUT, sv->check.desc); - stats[ST_F_CHECK_RISE] = mkf_u32(FO_CONFIG|FS_SERVICE, ref->check.rise); - stats[ST_F_CHECK_FALL] = mkf_u32(FO_CONFIG|FS_SERVICE, ref->check.fall); - stats[ST_F_CHECK_HEALTH] = mkf_u32(FO_CONFIG|FS_SERVICE, ref->check.health); - } - - if ((sv->agent.state & (CHK_ST_ENABLED|CHK_ST_PAUSED)) == CHK_ST_ENABLED) { - const char *fld_chksts; - - fld_chksts = chunk_newstr(out); - chunk_strcat(out, "* "); // for check in progress - chunk_strcat(out, get_check_status_info(sv->agent.status)); - if (!(sv->agent.state & CHK_ST_INPROGRESS)) - fld_chksts += 2; // skip "* " - stats[ST_F_AGENT_STATUS] = mkf_str(FN_OUTPUT, fld_chksts); - - if (sv->agent.status >= HCHK_STATUS_L57DATA) - stats[ST_F_AGENT_CODE] = mkf_u32(FN_OUTPUT, sv->agent.code); - - if (sv->agent.status >= HCHK_STATUS_CHECKED) - stats[ST_F_AGENT_DURATION] = mkf_u64(FN_DURATION, sv->agent.duration); - - stats[ST_F_AGENT_DESC] = mkf_str(FN_OUTPUT, get_check_status_description(sv->agent.status)); - stats[ST_F_LAST_AGT] = mkf_str(FN_OUTPUT, sv->agent.desc); - stats[ST_F_AGENT_RISE] = mkf_u32(FO_CONFIG|FS_SERVICE, sv->agent.rise); - stats[ST_F_AGENT_FALL] = mkf_u32(FO_CONFIG|FS_SERVICE, sv->agent.fall); - stats[ST_F_AGENT_HEALTH] = mkf_u32(FO_CONFIG|FS_SERVICE, sv->agent.health); - } - - /* http response: 1xx, 2xx, 3xx, 4xx, 5xx, other */ - if (px->mode == PR_MODE_HTTP) { - stats[ST_F_HRSP_1XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[1]); - stats[ST_F_HRSP_2XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[2]); - stats[ST_F_HRSP_3XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[3]); - stats[ST_F_HRSP_4XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[4]); - stats[ST_F_HRSP_5XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[5]); - stats[ST_F_HRSP_OTHER] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[0]); - } - - if (ref->observe) - stats[ST_F_HANAFAIL] = mkf_u64(FN_COUNTER, sv->counters.failed_hana); - - stats[ST_F_CLI_ABRT] = mkf_u64(FN_COUNTER, sv->counters.cli_aborts); - stats[ST_F_SRV_ABRT] = mkf_u64(FN_COUNTER, sv->counters.srv_aborts); - stats[ST_F_LASTSESS] = mkf_s32(FN_AGE, srv_lastsession(sv)); - - stats[ST_F_QTIME] = mkf_u32(FN_AVG, swrate_avg(sv->counters.q_time, TIME_STATS_SAMPLES)); - stats[ST_F_CTIME] = mkf_u32(FN_AVG, swrate_avg(sv->counters.c_time, TIME_STATS_SAMPLES)); - stats[ST_F_RTIME] = mkf_u32(FN_AVG, swrate_avg(sv->counters.d_time, TIME_STATS_SAMPLES)); - stats[ST_F_TTIME] = mkf_u32(FN_AVG, swrate_avg(sv->counters.t_time, TIME_STATS_SAMPLES)); - - if (flags & ST_SHLGNDS) { - switch (addr_to_str(&sv->addr, str, sizeof(str))) { - case AF_INET: - stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out)); - chunk_appendf(out, "%s:%d", str, get_host_port(&sv->addr)); - break; - case AF_INET6: - stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out)); - chunk_appendf(out, "[%s]:%d", str, get_host_port(&sv->addr)); - break; - case AF_UNIX: - stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, "unix"); - break; - case -1: - stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out)); - chunk_strcat(out, strerror(errno)); - break; - default: /* address family not supported */ - break; - } - - if (sv->cookie) - stats[ST_F_COOKIE] = mkf_str(FO_CONFIG|FN_NAME|FS_SERVICE, sv->cookie); - } - - return 1; -} - -/* Dumps a line for server and proxy to the trash and uses the state - * from stream interface , stats flags , and server state . - * The caller is responsible for clearing the trash if needed. Returns non-zero - * if it emits anything, zero otherwise. - */ -static int stats_dump_sv_stats(struct stream_interface *si, struct proxy *px, int flags, struct server *sv) -{ - struct appctx *appctx = __objt_appctx(si->end); - - if (!stats_fill_sv_stats(px, sv, flags, stats, ST_F_TOTAL_FIELDS)) - return 0; - - return stats_dump_one_line(stats, flags, px, appctx); -} - -/* Fill with the backend statistics. is - * preallocated array of length . The length of the array - * must be at least ST_F_TOTAL_FIELDS. If this length is less - * then this value, the function returns 0, otherwise, it - * returns 1. can take the value ST_SHLGNDS. - */ -int stats_fill_be_stats(struct proxy *px, int flags, struct field *stats, int len) -{ - if (len < ST_F_TOTAL_FIELDS) - return 0; - - memset(stats, 0, sizeof(*stats) * len); - - stats[ST_F_PXNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, px->id); - stats[ST_F_SVNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, "BACKEND"); - stats[ST_F_MODE] = mkf_str(FO_CONFIG|FS_SERVICE, proxy_mode_str(px->mode)); - stats[ST_F_QCUR] = mkf_u32(0, px->nbpend); - stats[ST_F_QMAX] = mkf_u32(FN_MAX, px->be_counters.nbpend_max); - stats[ST_F_SCUR] = mkf_u32(FO_CONFIG|FN_LIMIT, px->beconn); - stats[ST_F_SMAX] = mkf_u32(FN_MAX, px->be_counters.conn_max); - stats[ST_F_SLIM] = mkf_u32(FO_CONFIG|FN_LIMIT, px->fullconn); - stats[ST_F_STOT] = mkf_u64(FN_COUNTER, px->be_counters.cum_conn); - stats[ST_F_BIN] = mkf_u64(FN_COUNTER, px->be_counters.bytes_in); - stats[ST_F_BOUT] = mkf_u64(FN_COUNTER, px->be_counters.bytes_out); - stats[ST_F_DREQ] = mkf_u64(FN_COUNTER, px->be_counters.denied_req); - stats[ST_F_DRESP] = mkf_u64(FN_COUNTER, px->be_counters.denied_resp); - stats[ST_F_ECON] = mkf_u64(FN_COUNTER, px->be_counters.failed_conns); - stats[ST_F_ERESP] = mkf_u64(FN_COUNTER, px->be_counters.failed_resp); - stats[ST_F_WRETR] = mkf_u64(FN_COUNTER, px->be_counters.retries); - stats[ST_F_WREDIS] = mkf_u64(FN_COUNTER, px->be_counters.redispatches); - stats[ST_F_STATUS] = mkf_str(FO_STATUS, (px->lbprm.tot_weight > 0 || !px->srv) ? "UP" : "DOWN"); - stats[ST_F_WEIGHT] = mkf_u32(FN_AVG, (px->lbprm.tot_weight * px->lbprm.wmult + px->lbprm.wdiv - 1) / px->lbprm.wdiv); - stats[ST_F_ACT] = mkf_u32(0, px->srv_act); - stats[ST_F_BCK] = mkf_u32(0, px->srv_bck); - stats[ST_F_CHKDOWN] = mkf_u64(FN_COUNTER, px->down_trans); - stats[ST_F_LASTCHG] = mkf_u32(FN_AGE, now.tv_sec - px->last_change); - if (px->srv) - stats[ST_F_DOWNTIME] = mkf_u32(FN_COUNTER, be_downtime(px)); - - stats[ST_F_PID] = mkf_u32(FO_KEY, relative_pid); - stats[ST_F_IID] = mkf_u32(FO_KEY|FS_SERVICE, px->uuid); - stats[ST_F_SID] = mkf_u32(FO_KEY|FS_SERVICE, 0); - stats[ST_F_LBTOT] = mkf_u64(FN_COUNTER, px->be_counters.cum_lbconn); - stats[ST_F_TYPE] = mkf_u32(FO_CONFIG|FS_SERVICE, STATS_TYPE_BE); - stats[ST_F_RATE] = mkf_u32(0, read_freq_ctr(&px->be_sess_per_sec)); - stats[ST_F_RATE_MAX] = mkf_u32(0, px->be_counters.sps_max); - - if (flags & ST_SHLGNDS) { - if (px->cookie_name) - stats[ST_F_COOKIE] = mkf_str(FO_CONFIG|FN_NAME|FS_SERVICE, px->cookie_name); - stats[ST_F_ALGO] = mkf_str(FO_CONFIG|FS_SERVICE, backend_lb_algo_str(px->lbprm.algo & BE_LB_ALGO)); - } - - /* http response: 1xx, 2xx, 3xx, 4xx, 5xx, other */ - if (px->mode == PR_MODE_HTTP) { - stats[ST_F_REQ_TOT] = mkf_u64(FN_COUNTER, px->be_counters.p.http.cum_req); - stats[ST_F_HRSP_1XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[1]); - stats[ST_F_HRSP_2XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[2]); - stats[ST_F_HRSP_3XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[3]); - stats[ST_F_HRSP_4XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[4]); - stats[ST_F_HRSP_5XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[5]); - stats[ST_F_HRSP_OTHER] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[0]); - stats[ST_F_INTERCEPTED] = mkf_u64(FN_COUNTER, px->be_counters.intercepted_req); - } - - stats[ST_F_CLI_ABRT] = mkf_u64(FN_COUNTER, px->be_counters.cli_aborts); - stats[ST_F_SRV_ABRT] = mkf_u64(FN_COUNTER, px->be_counters.srv_aborts); - - /* compression: in, out, bypassed, responses */ - stats[ST_F_COMP_IN] = mkf_u64(FN_COUNTER, px->be_counters.comp_in); - stats[ST_F_COMP_OUT] = mkf_u64(FN_COUNTER, px->be_counters.comp_out); - stats[ST_F_COMP_BYP] = mkf_u64(FN_COUNTER, px->be_counters.comp_byp); - stats[ST_F_COMP_RSP] = mkf_u64(FN_COUNTER, px->be_counters.p.http.comp_rsp); - stats[ST_F_LASTSESS] = mkf_s32(FN_AGE, be_lastsession(px)); - - stats[ST_F_QTIME] = mkf_u32(FN_AVG, swrate_avg(px->be_counters.q_time, TIME_STATS_SAMPLES)); - stats[ST_F_CTIME] = mkf_u32(FN_AVG, swrate_avg(px->be_counters.c_time, TIME_STATS_SAMPLES)); - stats[ST_F_RTIME] = mkf_u32(FN_AVG, swrate_avg(px->be_counters.d_time, TIME_STATS_SAMPLES)); - stats[ST_F_TTIME] = mkf_u32(FN_AVG, swrate_avg(px->be_counters.t_time, TIME_STATS_SAMPLES)); - - return 1; -} - -/* Dumps a line for backend to the trash for and uses the state from stream - * interface and stats flags . The caller is responsible for clearing - * the trash if needed. Returns non-zero if it emits anything, zero otherwise. - */ -static int stats_dump_be_stats(struct stream_interface *si, struct proxy *px, int flags) -{ - struct appctx *appctx = __objt_appctx(si->end); - - if (!(px->cap & PR_CAP_BE)) - return 0; - - if ((appctx->ctx.stats.flags & STAT_BOUND) && !(appctx->ctx.stats.type & (1 << STATS_TYPE_BE))) - return 0; - - if (!stats_fill_be_stats(px, flags, stats, ST_F_TOTAL_FIELDS)) - return 0; - - return stats_dump_one_line(stats, flags, px, appctx); -} - -/* Dumps the HTML table header for proxy to the trash for and uses the state from - * stream interface and per-uri parameters . The caller is responsible - * for clearing the trash if needed. - */ -static void stats_dump_html_px_hdr(struct stream_interface *si, struct proxy *px, struct uri_auth *uri) -{ - struct appctx *appctx = __objt_appctx(si->end); - char scope_txt[STAT_SCOPE_TXT_MAXLEN + sizeof STAT_SCOPE_PATTERN]; - - if (px->cap & PR_CAP_BE && px->srv && (appctx->ctx.stats.flags & STAT_ADMIN)) { - /* A form to enable/disable this proxy servers */ - - /* scope_txt = search pattern + search query, appctx->ctx.stats.scope_len is always <= STAT_SCOPE_TXT_MAXLEN */ - scope_txt[0] = 0; - if (appctx->ctx.stats.scope_len) { - strcpy(scope_txt, STAT_SCOPE_PATTERN); - memcpy(scope_txt + strlen(STAT_SCOPE_PATTERN), bo_ptr(si_ob(si)) + appctx->ctx.stats.scope_str, appctx->ctx.stats.scope_len); - scope_txt[strlen(STAT_SCOPE_PATTERN) + appctx->ctx.stats.scope_len] = 0; - } - - chunk_appendf(&trash, - "
"); - } - - /* print a new table */ - chunk_appendf(&trash, - "\n" - "" - "" - "" - "\n" - "
"); - - chunk_appendf(&trash, - "%s" - "%s", - px->id, - (uri->flags & ST_SHLGNDS) ? "":"", - px->id, px->id); - - if (uri->flags & ST_SHLGNDS) { - /* cap, mode, id */ - chunk_appendf(&trash, "
cap: %s, mode: %s, id: %d", - proxy_cap_str(px->cap), proxy_mode_str(px->mode), - px->uuid); - chunk_appendf(&trash, "
"); - } - - chunk_appendf(&trash, - "%s		%s
\n" - "\n" - "", - (uri->flags & ST_SHLGNDS) ? "":"", - px->desc ? "desc" : "empty", px->desc ? px->desc : ""); - - if ((px->cap & PR_CAP_BE) && px->srv && (appctx->ctx.stats.flags & STAT_ADMIN)) { - /* Column heading for Enable or Disable server */ - chunk_appendf(&trash, ""); - } - - chunk_appendf(&trash, - "" - "" - "" - "" - "" - "" - "\n" - "" - "" - "" - "" - "" - "" - "" - "" - "\n" - ""); -} - -/* Dumps the HTML table trailer for proxy to the trash for and uses the state from - * stream interface . The caller is responsible for clearing the trash if needed. - */ -static void stats_dump_html_px_end(struct stream_interface *si, struct proxy *px) -{ - struct appctx *appctx = __objt_appctx(si->end); - chunk_appendf(&trash, "
QueueSession rateSessionsBytesDeniedErrorsWarningsServer
CurMaxLimitCurMaxLimitCurMaxLimitTotalLbTotLastInOutReqRespReqConnRespRetrRedisStatusLastChkWghtActBckChkDwnDwntmeThrtle
"); - - if ((px->cap & PR_CAP_BE) && px->srv && (appctx->ctx.stats.flags & STAT_ADMIN)) { - /* close the form used to enable/disable this proxy servers */ - chunk_appendf(&trash, - "Choose the action to perform on the checked servers : " - "" - "" - " " - "
", - px->uuid); - } - - chunk_appendf(&trash, "

\n"); -} - -/* - * Dumps statistics for a proxy. The output is sent to the stream interface's - * input buffer. Returns 0 if it had to stop dumping data because of lack of - * buffer space, or non-zero if everything completed. This function is used - * both by the CLI and the HTTP entry points, and is able to dump the output - * in HTML or CSV formats. If the later, must be NULL. - */ -static int stats_dump_proxy_to_buffer(struct stream_interface *si, struct proxy *px, struct uri_auth *uri) -{ - struct appctx *appctx = __objt_appctx(si->end); - struct stream *s = si_strm(si); - struct channel *rep = si_ic(si); - struct server *sv, *svs; /* server and server-state, server-state=server or server->track */ - struct listener *l; - unsigned int flags; - - if (uri) - flags = uri->flags; - else if (strm_li(s)->bind_conf->level >= ACCESS_LVL_OPER) - flags = ST_SHLGNDS | ST_SHNODE | ST_SHDESC; - else - flags = ST_SHNODE | ST_SHDESC; - - chunk_reset(&trash); - - switch (appctx->ctx.stats.px_st) { - case STAT_PX_ST_INIT: - /* we are on a new proxy */ - if (uri && uri->scope) { - /* we have a limited scope, we have to check the proxy name */ - struct stat_scope *scope; - int len; - - len = strlen(px->id); - scope = uri->scope; - - while (scope) { - /* match exact proxy name */ - if (scope->px_len == len && !memcmp(px->id, scope->px_id, len)) - break; - - /* match '.' which means 'self' proxy */ - if (!strcmp(scope->px_id, ".") && px == s->be) - break; - scope = scope->next; - } - - /* proxy name not found : don't dump anything */ - if (scope == NULL) - return 1; - } - - /* if the user has requested a limited output and the proxy - * name does not match, skip it. - */ - if (appctx->ctx.stats.scope_len && - strnistr(px->id, strlen(px->id), bo_ptr(si_ob(si)) + appctx->ctx.stats.scope_str, appctx->ctx.stats.scope_len) == NULL) - return 1; - - if ((appctx->ctx.stats.flags & STAT_BOUND) && - (appctx->ctx.stats.iid != -1) && - (px->uuid != appctx->ctx.stats.iid)) - return 1; - - appctx->ctx.stats.px_st = STAT_PX_ST_TH; - /* fall through */ - - case STAT_PX_ST_TH: - if (appctx->ctx.stats.flags & STAT_FMT_HTML) { - stats_dump_html_px_hdr(si, px, uri); - if (bi_putchk(rep, &trash) == -1) { - si_applet_cant_put(si); - return 0; - } - } - - appctx->ctx.stats.px_st = STAT_PX_ST_FE; - /* fall through */ - - case STAT_PX_ST_FE: - /* print the frontend */ - if (stats_dump_fe_stats(si, px)) { - if (bi_putchk(rep, &trash) == -1) { - si_applet_cant_put(si); - return 0; - } - } - - appctx->ctx.stats.l = px->conf.listeners.n; - appctx->ctx.stats.px_st = STAT_PX_ST_LI; - /* fall through */ - - case STAT_PX_ST_LI: - /* stats.l has been initialized above */ - for (; appctx->ctx.stats.l != &px->conf.listeners; appctx->ctx.stats.l = l->by_fe.n) { - if (buffer_almost_full(rep->buf)) { - si_applet_cant_put(si); - return 0; - } - - l = LIST_ELEM(appctx->ctx.stats.l, struct listener *, by_fe); - if (!l->counters) - continue; - - if (appctx->ctx.stats.flags & STAT_BOUND) { - if (!(appctx->ctx.stats.type & (1 << STATS_TYPE_SO))) - break; - - if (appctx->ctx.stats.sid != -1 && l->luid != appctx->ctx.stats.sid) - continue; - } - - /* print the frontend */ - if (stats_dump_li_stats(si, px, l, flags)) { - if (bi_putchk(rep, &trash) == -1) { - si_applet_cant_put(si); - return 0; - } - } - } - - appctx->ctx.stats.sv = px->srv; /* may be NULL */ - appctx->ctx.stats.px_st = STAT_PX_ST_SV; - /* fall through */ - - case STAT_PX_ST_SV: - /* stats.sv has been initialized above */ - for (; appctx->ctx.stats.sv != NULL; appctx->ctx.stats.sv = sv->next) { - if (buffer_almost_full(rep->buf)) { - si_applet_cant_put(si); - return 0; - } - - sv = appctx->ctx.stats.sv; - - if (appctx->ctx.stats.flags & STAT_BOUND) { - if (!(appctx->ctx.stats.type & (1 << STATS_TYPE_SV))) - break; - - if (appctx->ctx.stats.sid != -1 && sv->puid != appctx->ctx.stats.sid) - continue; - } - - svs = sv; - while (svs->track) - svs = svs->track; - - /* do not report servers which are DOWN and not changing state */ - if ((appctx->ctx.stats.flags & STAT_HIDE_DOWN) && - ((sv->admin & SRV_ADMF_MAINT) || /* server is in maintenance */ - (sv->state == SRV_ST_STOPPED && /* server is down */ - (!((svs->agent.state | svs->check.state) & CHK_ST_ENABLED) || - ((svs->agent.state & CHK_ST_ENABLED) && !svs->agent.health) || - ((svs->check.state & CHK_ST_ENABLED) && !svs->check.health))))) { - continue; - } - - if (stats_dump_sv_stats(si, px, flags, sv)) { - if (bi_putchk(rep, &trash) == -1) { - si_applet_cant_put(si); - return 0; - } - } - } /* for sv */ - - appctx->ctx.stats.px_st = STAT_PX_ST_BE; - /* fall through */ - - case STAT_PX_ST_BE: - /* print the backend */ - if (stats_dump_be_stats(si, px, flags)) { - if (bi_putchk(rep, &trash) == -1) { - si_applet_cant_put(si); - return 0; - } - } - - appctx->ctx.stats.px_st = STAT_PX_ST_END; - /* fall through */ - - case STAT_PX_ST_END: - if (appctx->ctx.stats.flags & STAT_FMT_HTML) { - stats_dump_html_px_end(si, px); - if (bi_putchk(rep, &trash) == -1) { - si_applet_cant_put(si); - return 0; - } - } - - appctx->ctx.stats.px_st = STAT_PX_ST_FIN; - /* fall through */ - - case STAT_PX_ST_FIN: - return 1; - - default: - /* unknown state, we should put an abort() here ! */ - return 1; - } -} - -/* Dumps the HTTP stats head block to the trash for and uses the per-uri - * parameters . The caller is responsible for clearing the trash if needed. - */ -static void stats_dump_html_head(struct uri_auth *uri) -{ - /* WARNING! This must fit in the first buffer !!! */ - chunk_appendf(&trash, - "\n" - "Statistics Report for " PRODUCT_NAME "%s%s\n" - "\n" - "\n", - (uri->flags & ST_SHNODE) ? " on " : "", - (uri->flags & ST_SHNODE) ? (uri->node ? uri->node : global.node) : "" - ); -} - -/* Dumps the HTML stats information block to the trash for and uses the state from - * stream interface and per-uri parameters . The caller is responsible - * for clearing the trash if needed. - */ -static void stats_dump_html_info(struct stream_interface *si, struct uri_auth *uri) -{ - struct appctx *appctx = __objt_appctx(si->end); - unsigned int up = (now.tv_sec - start_date.tv_sec); - char scope_txt[STAT_SCOPE_TXT_MAXLEN + sizeof STAT_SCOPE_PATTERN]; - - /* WARNING! this has to fit the first packet too. - * We are around 3.5 kB, add adding entries will - * become tricky if we want to support 4kB buffers ! - */ - chunk_appendf(&trash, - "

" - PRODUCT_NAME "%s

\n" - "

Statistics Report for pid %d%s%s%s%s

\n" - "
\n" - "

> General process information

\n" - "" - "" - "" - "
\n" - "

pid = %d (process #%d, nbproc = %d)
\n" - "uptime = %dd %dh%02dm%02ds
\n" - "system limits: memmax = %s%s; ulimit-n = %d
\n" - "maxsock = %d; maxconn = %d; maxpipes = %d
\n" - "current conns = %d; current pipes = %d/%d; conn rate = %d/sec
\n" - "Running tasks: %d/%d; idle = %d %%
\n" - "

\n" - "\n" - "" - "" - "\n" - "" - "" - "\n" - "" - "" - "\n" - "" - "" - "\n" - "" - "\n" - "" - "
 active UP  backup UP
active UP, going down backup UP, going down
active DOWN, going up backup DOWN, going up
active or backup DOWN  not checked
active or backup DOWN for maintenance (MAINT)  
active or backup SOFT STOPPED for maintenance  
\n" - "Note: \"NOLB\"/\"DRAIN\" = UP with load-balancing disabled." - "		" - "Display option:
    " - "", - (uri->flags & ST_HIDEVER) ? "" : (STATS_VERSION_STRING), - pid, (uri->flags & ST_SHNODE) ? " on " : "", - (uri->flags & ST_SHNODE) ? (uri->node ? uri->node : global.node) : "", - (uri->flags & ST_SHDESC) ? ": " : "", - (uri->flags & ST_SHDESC) ? (uri->desc ? uri->desc : global.desc) : "", - pid, relative_pid, global.nbproc, - up / 86400, (up % 86400) / 3600, - (up % 3600) / 60, (up % 60), - global.rlimit_memmax ? ultoa(global.rlimit_memmax) : "unlimited", - global.rlimit_memmax ? " MB" : "", - global.rlimit_nofile, - global.maxsock, global.maxconn, global.maxpipes, - actconn, pipes_used, pipes_used+pipes_free, read_freq_ctr(&global.conn_per_sec), - run_queue_cur, nb_tasks_cur, idle_pct - ); - - /* scope_txt = search query, appctx->ctx.stats.scope_len is always <= STAT_SCOPE_TXT_MAXLEN */ - memcpy(scope_txt, bo_ptr(si_ob(si)) + appctx->ctx.stats.scope_str, appctx->ctx.stats.scope_len); - scope_txt[appctx->ctx.stats.scope_len] = '\0'; - - chunk_appendf(&trash, - "
  • Scope :
    \n", - (appctx->ctx.stats.scope_len > 0) ? scope_txt : "", - STAT_SCOPE_TXT_MAXLEN); - - /* scope_txt = search pattern + search query, appctx->ctx.stats.scope_len is always <= STAT_SCOPE_TXT_MAXLEN */ - scope_txt[0] = 0; - if (appctx->ctx.stats.scope_len) { - strcpy(scope_txt, STAT_SCOPE_PATTERN); - memcpy(scope_txt + strlen(STAT_SCOPE_PATTERN), bo_ptr(si_ob(si)) + appctx->ctx.stats.scope_str, appctx->ctx.stats.scope_len); - scope_txt[strlen(STAT_SCOPE_PATTERN) + appctx->ctx.stats.scope_len] = 0; - } - - if (appctx->ctx.stats.flags & STAT_HIDE_DOWN) - chunk_appendf(&trash, - "
  • Show all servers
    \n", - uri->uri_prefix, - "", - (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", - scope_txt); - else - chunk_appendf(&trash, - "
  • Hide 'DOWN' servers
    \n", - uri->uri_prefix, - ";up", - (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", - scope_txt); - - if (uri->refresh > 0) { - if (appctx->ctx.stats.flags & STAT_NO_REFRESH) - chunk_appendf(&trash, - "
  • Enable refresh
    \n", - uri->uri_prefix, - (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", - "", - scope_txt); - else - chunk_appendf(&trash, - "
  • Disable refresh
    \n", - uri->uri_prefix, - (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", - ";norefresh", - scope_txt); - } - - chunk_appendf(&trash, - "
  • Refresh now
    \n", - uri->uri_prefix, - (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", - (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", - scope_txt); - - chunk_appendf(&trash, - "
  • CSV export
    \n", - uri->uri_prefix, - (uri->refresh > 0) ? ";norefresh" : "", - scope_txt); - - chunk_appendf(&trash, - "
" - "External resources:" - "
\n" - "" - ); - - if (appctx->ctx.stats.st_code) { - switch (appctx->ctx.stats.st_code) { - case STAT_STATUS_DONE: - chunk_appendf(&trash, - "

" - "[X] " - "Action processed successfully." - "
\n", uri->uri_prefix, - (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", - (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", - scope_txt); - break; - case STAT_STATUS_NONE: - chunk_appendf(&trash, - "

" - "[X] " - "Nothing has changed." - "
\n", uri->uri_prefix, - (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", - (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", - scope_txt); - break; - case STAT_STATUS_PART: - chunk_appendf(&trash, - "

" - "[X] " - "Action partially processed.
" - "Some server names are probably unknown or ambiguous (duplicated names in the backend)." - "
\n", uri->uri_prefix, - (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", - (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", - scope_txt); - break; - case STAT_STATUS_ERRP: - chunk_appendf(&trash, - "

" - "[X] " - "Action not processed because of invalid parameters." - "
    " - "
  • The action is maybe unknown.
    • " - "
  • The backend name is probably unknown or ambiguous (duplicated names).
    • " - "
  • Some server names are probably unknown or ambiguous (duplicated names in the backend).
    • " - "
" - "
\n", uri->uri_prefix, - (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", - (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", - scope_txt); - break; - case STAT_STATUS_EXCD: - chunk_appendf(&trash, - "

" - "[X] " - "Action not processed : the buffer couldn't store all the data.
" - "You should retry with less servers at a time." - "
\n", uri->uri_prefix, - (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", - (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", - scope_txt); - break; - case STAT_STATUS_DENY: - chunk_appendf(&trash, - "

" - "[X] " - "Action denied." - "
\n", uri->uri_prefix, - (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", - (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", - scope_txt); - break; - default: - chunk_appendf(&trash, - "

" - "[X] " - "Unexpected result." - "
\n", uri->uri_prefix, - (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", - (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", - scope_txt); - } - chunk_appendf(&trash, "

\n"); - } -} - -/* Dumps the HTML stats trailer block to the trash. The caller is responsible - * for clearing the trash if needed. - */ -static void stats_dump_html_end() -{ - chunk_appendf(&trash, "\n"); -} - -/* This function dumps statistics onto the stream interface's read buffer in - * either CSV or HTML format. contains some HTML-specific parameters that - * are ignored for CSV format (hence may be NULL there). It returns 0 if - * it had to stop writing data and an I/O is needed, 1 if the dump is finished - * and the stream must be closed, or -1 in case of any error. This function is - * used by both the CLI and the HTTP handlers. - */ -static int stats_dump_stat_to_buffer(struct stream_interface *si, struct uri_auth *uri) -{ - struct appctx *appctx = __objt_appctx(si->end); - struct channel *rep = si_ic(si); - struct proxy *px; - - chunk_reset(&trash); - - switch (appctx->st2) { - case STAT_ST_INIT: - appctx->st2 = STAT_ST_HEAD; /* let's start producing data */ - /* fall through */ - - case STAT_ST_HEAD: - if (appctx->ctx.stats.flags & STAT_FMT_HTML) - stats_dump_html_head(uri); - else if (!(appctx->ctx.stats.flags & STAT_FMT_TYPED)) - stats_dump_csv_header(); - - if (bi_putchk(rep, &trash) == -1) { - si_applet_cant_put(si); - return 0; - } - - appctx->st2 = STAT_ST_INFO; - /* fall through */ - - case STAT_ST_INFO: - if (appctx->ctx.stats.flags & STAT_FMT_HTML) { - stats_dump_html_info(si, uri); - if (bi_putchk(rep, &trash) == -1) { - si_applet_cant_put(si); - return 0; - } - } - - appctx->ctx.stats.px = proxy; - appctx->ctx.stats.px_st = STAT_PX_ST_INIT; - appctx->st2 = STAT_ST_LIST; - /* fall through */ - - case STAT_ST_LIST: - /* dump proxies */ - while (appctx->ctx.stats.px) { - if (buffer_almost_full(rep->buf)) { - si_applet_cant_put(si); - return 0; - } - - px = appctx->ctx.stats.px; - /* skip the disabled proxies, global frontend and non-networked ones */ - if (px->state != PR_STSTOPPED && px->uuid > 0 && (px->cap & (PR_CAP_FE | PR_CAP_BE))) - if (stats_dump_proxy_to_buffer(si, px, uri) == 0) - return 0; - - appctx->ctx.stats.px = px->next; - appctx->ctx.stats.px_st = STAT_PX_ST_INIT; - } - /* here, we just have reached the last proxy */ - - appctx->st2 = STAT_ST_END; - /* fall through */ - - case STAT_ST_END: - if (appctx->ctx.stats.flags & STAT_FMT_HTML) { - stats_dump_html_end(); - if (bi_putchk(rep, &trash) == -1) { - si_applet_cant_put(si); - return 0; - } - } - - appctx->st2 = STAT_ST_FIN; - /* fall through */ - - case STAT_ST_FIN: - return 1; - - default: - /* unknown state ! */ - appctx->st2 = STAT_ST_FIN; - return -1; - } -} - -/* We reached the stats page through a POST request. The appctx is - * expected to have already been allocated by the caller. - * Parse the posted data and enable/disable servers if necessary. - * Returns 1 if request was parsed or zero if it needs more data. - */ -static int stats_process_http_post(struct stream_interface *si) -{ - struct stream *s = si_strm(si); - struct appctx *appctx = objt_appctx(si->end); - - struct proxy *px = NULL; - struct server *sv = NULL; - - char key[LINESIZE]; - int action = ST_ADM_ACTION_NONE; - int reprocess = 0; - - int total_servers = 0; - int altered_servers = 0; - - char *first_param, *cur_param, *next_param, *end_params; - char *st_cur_param = NULL; - char *st_next_param = NULL; - - struct chunk *temp; - int reql; - - temp = get_trash_chunk(); - if (temp->size < s->txn->req.body_len) { - /* too large request */ - appctx->ctx.stats.st_code = STAT_STATUS_EXCD; - goto out; - } - - reql = bo_getblk(si_oc(si), temp->str, s->txn->req.body_len, s->txn->req.eoh + 2); - if (reql <= 0) { - /* we need more data */ - appctx->ctx.stats.st_code = STAT_STATUS_NONE; - return 0; - } - - first_param = temp->str; - end_params = temp->str + reql; - cur_param = next_param = end_params; - *end_params = '\0'; - - appctx->ctx.stats.st_code = STAT_STATUS_NONE; - - /* - * Parse the parameters in reverse order to only store the last value. - * From the html form, the backend and the action are at the end. - */ - while (cur_param > first_param) { - char *value; - int poffset, plen; - - cur_param--; - - if ((*cur_param == '&') || (cur_param == first_param)) { - reprocess_servers: - /* Parse the key */ - poffset = (cur_param != first_param ? 1 : 0); - plen = next_param - cur_param + (cur_param == first_param ? 1 : 0); - if ((plen > 0) && (plen <= sizeof(key))) { - strncpy(key, cur_param + poffset, plen); - key[plen - 1] = '\0'; - } else { - appctx->ctx.stats.st_code = STAT_STATUS_EXCD; - goto out; - } - - /* Parse the value */ - value = key; - while (*value != '\0' && *value != '=') { - value++; - } - if (*value == '=') { - /* Ok, a value is found, we can mark the end of the key */ - *value++ = '\0'; - } - if (url_decode(key) < 0 || url_decode(value) < 0) - break; - - /* Now we can check the key to see what to do */ - if (!px && (strcmp(key, "b") == 0)) { - if ((px = proxy_be_by_name(value)) == NULL) { - /* the backend name is unknown or ambiguous (duplicate names) */ - appctx->ctx.stats.st_code = STAT_STATUS_ERRP; - goto out; - } - } - else if (!action && (strcmp(key, "action") == 0)) { - if (strcmp(value, "ready") == 0) { - action = ST_ADM_ACTION_READY; - } - else if (strcmp(value, "drain") == 0) { - action = ST_ADM_ACTION_DRAIN; - } - else if (strcmp(value, "maint") == 0) { - action = ST_ADM_ACTION_MAINT; - } - else if (strcmp(value, "shutdown") == 0) { - action = ST_ADM_ACTION_SHUTDOWN; - } - else if (strcmp(value, "dhlth") == 0) { - action = ST_ADM_ACTION_DHLTH; - } - else if (strcmp(value, "ehlth") == 0) { - action = ST_ADM_ACTION_EHLTH; - } - else if (strcmp(value, "hrunn") == 0) { - action = ST_ADM_ACTION_HRUNN; - } - else if (strcmp(value, "hnolb") == 0) { - action = ST_ADM_ACTION_HNOLB; - } - else if (strcmp(value, "hdown") == 0) { - action = ST_ADM_ACTION_HDOWN; - } - else if (strcmp(value, "dagent") == 0) { - action = ST_ADM_ACTION_DAGENT; - } - else if (strcmp(value, "eagent") == 0) { - action = ST_ADM_ACTION_EAGENT; - } - else if (strcmp(value, "arunn") == 0) { - action = ST_ADM_ACTION_ARUNN; - } - else if (strcmp(value, "adown") == 0) { - action = ST_ADM_ACTION_ADOWN; - } - /* else these are the old supported methods */ - else if (strcmp(value, "disable") == 0) { - action = ST_ADM_ACTION_DISABLE; - } - else if (strcmp(value, "enable") == 0) { - action = ST_ADM_ACTION_ENABLE; - } - else if (strcmp(value, "stop") == 0) { - action = ST_ADM_ACTION_STOP; - } - else if (strcmp(value, "start") == 0) { - action = ST_ADM_ACTION_START; - } - else { - appctx->ctx.stats.st_code = STAT_STATUS_ERRP; - goto out; - } - } - else if (strcmp(key, "s") == 0) { - if (!(px && action)) { - /* - * Indicates that we'll need to reprocess the parameters - * as soon as backend and action are known - */ - if (!reprocess) { - st_cur_param = cur_param; - st_next_param = next_param; - } - reprocess = 1; - } - else if ((sv = findserver(px, value)) != NULL) { - switch (action) { - case ST_ADM_ACTION_DISABLE: - if (!(sv->admin & SRV_ADMF_FMAINT)) { - altered_servers++; - total_servers++; - srv_set_admin_flag(sv, SRV_ADMF_FMAINT, "'disable' on stats page"); - } - break; - case ST_ADM_ACTION_ENABLE: - if (sv->admin & SRV_ADMF_FMAINT) { - altered_servers++; - total_servers++; - srv_clr_admin_flag(sv, SRV_ADMF_FMAINT); - } - break; - case ST_ADM_ACTION_STOP: - if (!(sv->admin & SRV_ADMF_FDRAIN)) { - srv_set_admin_flag(sv, SRV_ADMF_FDRAIN, "'stop' on stats page"); - altered_servers++; - total_servers++; - } - break; - case ST_ADM_ACTION_START: - if (sv->admin & SRV_ADMF_FDRAIN) { - srv_clr_admin_flag(sv, SRV_ADMF_FDRAIN); - altered_servers++; - total_servers++; - } - break; - case ST_ADM_ACTION_DHLTH: - if (sv->check.state & CHK_ST_CONFIGURED) { - sv->check.state &= ~CHK_ST_ENABLED; - altered_servers++; - total_servers++; - } - break; - case ST_ADM_ACTION_EHLTH: - if (sv->check.state & CHK_ST_CONFIGURED) { - sv->check.state |= CHK_ST_ENABLED; - altered_servers++; - total_servers++; - } - break; - case ST_ADM_ACTION_HRUNN: - if (!(sv->track)) { - sv->check.health = sv->check.rise + sv->check.fall - 1; - srv_set_running(sv, "changed from Web interface"); - altered_servers++; - total_servers++; - } - break; - case ST_ADM_ACTION_HNOLB: - if (!(sv->track)) { - sv->check.health = sv->check.rise + sv->check.fall - 1; - srv_set_stopping(sv, "changed from Web interface"); - altered_servers++; - total_servers++; - } - break; - case ST_ADM_ACTION_HDOWN: - if (!(sv->track)) { - sv->check.health = 0; - srv_set_stopped(sv, "changed from Web interface"); - altered_servers++; - total_servers++; - } - break; - case ST_ADM_ACTION_DAGENT: - if (sv->agent.state & CHK_ST_CONFIGURED) { - sv->agent.state &= ~CHK_ST_ENABLED; - altered_servers++; - total_servers++; - } - break; - case ST_ADM_ACTION_EAGENT: - if (sv->agent.state & CHK_ST_CONFIGURED) { - sv->agent.state |= CHK_ST_ENABLED; - altered_servers++; - total_servers++; - } - break; - case ST_ADM_ACTION_ARUNN: - if (sv->agent.state & CHK_ST_ENABLED) { - sv->agent.health = sv->agent.rise + sv->agent.fall - 1; - srv_set_running(sv, "changed from Web interface"); - altered_servers++; - total_servers++; - } - break; - case ST_ADM_ACTION_ADOWN: - if (sv->agent.state & CHK_ST_ENABLED) { - sv->agent.health = 0; - srv_set_stopped(sv, "changed from Web interface"); - altered_servers++; - total_servers++; - } - break; - case ST_ADM_ACTION_READY: - srv_adm_set_ready(sv); - altered_servers++; - total_servers++; - break; - case ST_ADM_ACTION_DRAIN: - srv_adm_set_drain(sv); - altered_servers++; - total_servers++; - break; - case ST_ADM_ACTION_MAINT: - srv_adm_set_maint(sv); - altered_servers++; - total_servers++; - break; - case ST_ADM_ACTION_SHUTDOWN: - if (px->state != PR_STSTOPPED) { - struct stream *sess, *sess_bck; - - list_for_each_entry_safe(sess, sess_bck, &sv->actconns, by_srv) - if (sess->srv_conn == sv) - stream_shutdown(sess, SF_ERR_KILLED); - - altered_servers++; - total_servers++; - } - break; - } - } else { - /* the server name is unknown or ambiguous (duplicate names) */ - total_servers++; - } - } - if (reprocess && px && action) { - /* Now, we know the backend and the action chosen by the user. - * We can safely restart from the first server parameter - * to reprocess them - */ - cur_param = st_cur_param; - next_param = st_next_param; - reprocess = 0; - goto reprocess_servers; - } - - next_param = cur_param; - } - } - - if (total_servers == 0) { - appctx->ctx.stats.st_code = STAT_STATUS_NONE; - } - else if (altered_servers == 0) { - appctx->ctx.stats.st_code = STAT_STATUS_ERRP; - } - else if (altered_servers == total_servers) { - appctx->ctx.stats.st_code = STAT_STATUS_DONE; - } - else { - appctx->ctx.stats.st_code = STAT_STATUS_PART; - } - out: - return 1; -} - - -static int stats_send_http_headers(struct stream_interface *si) -{ - struct stream *s = si_strm(si); - struct uri_auth *uri = s->be->uri_auth; - struct appctx *appctx = objt_appctx(si->end); - - chunk_printf(&trash, - "HTTP/1.1 200 OK\r\n" - "Cache-Control: no-cache\r\n" - "Connection: close\r\n" - "Content-Type: %s\r\n", - (appctx->ctx.stats.flags & STAT_FMT_HTML) ? "text/html" : "text/plain"); - - if (uri->refresh > 0 && !(appctx->ctx.stats.flags & STAT_NO_REFRESH)) - chunk_appendf(&trash, "Refresh: %d\r\n", - uri->refresh); - - /* we don't send the CRLF in chunked mode, it will be sent with the first chunk's size */ - - if (appctx->ctx.stats.flags & STAT_CHUNKED) - chunk_appendf(&trash, "Transfer-Encoding: chunked\r\n"); - else - chunk_appendf(&trash, "\r\n"); - - s->txn->status = 200; - s->logs.tv_request = now; - - if (bi_putchk(si_ic(si), &trash) == -1) { - si_applet_cant_put(si); - return 0; - } - - return 1; -} - -static int stats_send_http_redirect(struct stream_interface *si) -{ - char scope_txt[STAT_SCOPE_TXT_MAXLEN + sizeof STAT_SCOPE_PATTERN]; - struct stream *s = si_strm(si); - struct uri_auth *uri = s->be->uri_auth; - struct appctx *appctx = objt_appctx(si->end); - - /* scope_txt = search pattern + search query, appctx->ctx.stats.scope_len is always <= STAT_SCOPE_TXT_MAXLEN */ - scope_txt[0] = 0; - if (appctx->ctx.stats.scope_len) { - strcpy(scope_txt, STAT_SCOPE_PATTERN); - memcpy(scope_txt + strlen(STAT_SCOPE_PATTERN), bo_ptr(si_ob(si)) + appctx->ctx.stats.scope_str, appctx->ctx.stats.scope_len); - scope_txt[strlen(STAT_SCOPE_PATTERN) + appctx->ctx.stats.scope_len] = 0; - } - - /* We don't want to land on the posted stats page because a refresh will - * repost the data. We don't want this to happen on accident so we redirect - * the browse to the stats page with a GET. - */ - chunk_printf(&trash, - "HTTP/1.1 303 See Other\r\n" - "Cache-Control: no-cache\r\n" - "Content-Type: text/plain\r\n" - "Connection: close\r\n" - "Location: %s;st=%s%s%s%s\r\n" - "Content-length: 0\r\n" - "\r\n", - uri->uri_prefix, - ((appctx->ctx.stats.st_code > STAT_STATUS_INIT) && - (appctx->ctx.stats.st_code < STAT_STATUS_SIZE) && - stat_status_codes[appctx->ctx.stats.st_code]) ? - stat_status_codes[appctx->ctx.stats.st_code] : - stat_status_codes[STAT_STATUS_UNKN], - (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", - (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", - scope_txt); - - s->txn->status = 303; - s->logs.tv_request = now; - - if (bi_putchk(si_ic(si), &trash) == -1) { - si_applet_cant_put(si); - return 0; - } - - return 1; -} - -/* This I/O handler runs as an applet embedded in a stream interface. It is - * used to send HTTP stats over a TCP socket. The mechanism is very simple. - * appctx->st0 contains the operation in progress (dump, done). The handler - * automatically unregisters itself once transfer is complete. - */ -static void http_stats_io_handler(struct appctx *appctx) -{ - struct stream_interface *si = appctx->owner; - struct stream *s = si_strm(si); - struct channel *req = si_oc(si); - struct channel *res = si_ic(si); - - if (unlikely(si->state == SI_ST_DIS || si->state == SI_ST_CLO)) - goto out; - - /* check that the output is not closed */ - if (res->flags & (CF_SHUTW|CF_SHUTW_NOW)) - appctx->st0 = STAT_HTTP_DONE; - - /* all states are processed in sequence */ - if (appctx->st0 == STAT_HTTP_HEAD) { - if (stats_send_http_headers(si)) { - if (s->txn->meth == HTTP_METH_HEAD) - appctx->st0 = STAT_HTTP_DONE; - else - appctx->st0 = STAT_HTTP_DUMP; - } - } - - if (appctx->st0 == STAT_HTTP_DUMP) { - unsigned int prev_len = si_ib(si)->i; - unsigned int data_len; - unsigned int last_len; - unsigned int last_fwd = 0; - - if (appctx->ctx.stats.flags & STAT_CHUNKED) { - /* One difficulty we're facing is that we must prevent - * the input data from being automatically forwarded to - * the output area. For this, we temporarily disable - * forwarding on the channel. - */ - last_fwd = si_ic(si)->to_forward; - si_ic(si)->to_forward = 0; - chunk_printf(&trash, "\r\n000000\r\n"); - if (bi_putchk(si_ic(si), &trash) == -1) { - si_applet_cant_put(si); - si_ic(si)->to_forward = last_fwd; - goto out; - } - } - - data_len = si_ib(si)->i; - if (stats_dump_stat_to_buffer(si, s->be->uri_auth)) - appctx->st0 = STAT_HTTP_DONE; - - last_len = si_ib(si)->i; - - /* Now we must either adjust or remove the chunk size. This is - * not easy because the chunk size might wrap at the end of the - * buffer, so we pretend we have nothing in the buffer, we write - * the size, then restore the buffer's contents. Note that we can - * only do that because no forwarding is scheduled on the stats - * applet. - */ - if (appctx->ctx.stats.flags & STAT_CHUNKED) { - si_ic(si)->total -= (last_len - prev_len); - si_ib(si)->i -= (last_len - prev_len); - - if (last_len != data_len) { - chunk_printf(&trash, "\r\n%06x\r\n", (last_len - data_len)); - if (bi_putchk(si_ic(si), &trash) == -1) - si_applet_cant_put(si); - - si_ic(si)->total += (last_len - data_len); - si_ib(si)->i += (last_len - data_len); - } - /* now re-enable forwarding */ - channel_forward(si_ic(si), last_fwd); - } - } - - if (appctx->st0 == STAT_HTTP_POST) { - if (stats_process_http_post(si)) - appctx->st0 = STAT_HTTP_LAST; - else if (si_oc(si)->flags & CF_SHUTR) - appctx->st0 = STAT_HTTP_DONE; - } - - if (appctx->st0 == STAT_HTTP_LAST) { - if (stats_send_http_redirect(si)) - appctx->st0 = STAT_HTTP_DONE; - } - - if (appctx->st0 == STAT_HTTP_DONE) { - if (appctx->ctx.stats.flags & STAT_CHUNKED) { - chunk_printf(&trash, "\r\n0\r\n\r\n"); - if (bi_putchk(si_ic(si), &trash) == -1) { - si_applet_cant_put(si); - goto out; - } - } - /* eat the whole request */ - bo_skip(si_oc(si), si_ob(si)->o); - res->flags |= CF_READ_NULL; - si_shutr(si); - } - - if ((res->flags & CF_SHUTR) && (si->state == SI_ST_EST)) - si_shutw(si); - - if (appctx->st0 == STAT_HTTP_DONE) { - if ((req->flags & CF_SHUTW) && (si->state == SI_ST_EST)) { - si_shutr(si); - res->flags |= CF_READ_NULL; - } - } - out: - /* just to make gcc happy */ ; -} - - static inline const char *get_conn_ctrl_name(const struct connection *conn) { if (!conn_ctrl_ready(conn)) @@ -7286,13 +4531,6 @@ static int bind_parse_level(char **args, int cur_arg, struct proxy *px, struct b return 0; } -struct applet http_stats_applet = { - .obj_type = OBJ_TYPE_APPLET, - .name = "", /* used for logging */ - .fct = http_stats_io_handler, - .release = NULL, -}; - static struct applet cli_applet = { .obj_type = OBJ_TYPE_APPLET, .name = "", /* used for logging */ diff --git a/src/stats.c b/src/stats.c new file mode 100644 index 0000000000..713629e61b --- /dev/null +++ b/src/stats.c @@ -0,0 +1,2825 @@ +/* + * Functions dedicated to statistics output and the stats socket + * + * Copyright 2000-2012 Willy Tarreau + * Copyright 2007-2009 Krzysztof Piotr Oledzki + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#ifdef USE_OPENSSL +#include +#include +#endif + + +const char *stat_field_names[ST_F_TOTAL_FIELDS] = { + [ST_F_PXNAME] = "pxname", + [ST_F_SVNAME] = "svname", + [ST_F_QCUR] = "qcur", + [ST_F_QMAX] = "qmax", + [ST_F_SCUR] = "scur", + [ST_F_SMAX] = "smax", + [ST_F_SLIM] = "slim", + [ST_F_STOT] = "stot", + [ST_F_BIN] = "bin", + [ST_F_BOUT] = "bout", + [ST_F_DREQ] = "dreq", + [ST_F_DRESP] = "dresp", + [ST_F_EREQ] = "ereq", + [ST_F_ECON] = "econ", + [ST_F_ERESP] = "eresp", + [ST_F_WRETR] = "wretr", + [ST_F_WREDIS] = "wredis", + [ST_F_STATUS] = "status", + [ST_F_WEIGHT] = "weight", + [ST_F_ACT] = "act", + [ST_F_BCK] = "bck", + [ST_F_CHKFAIL] = "chkfail", + [ST_F_CHKDOWN] = "chkdown", + [ST_F_LASTCHG] = "lastchg", + [ST_F_DOWNTIME] = "downtime", + [ST_F_QLIMIT] = "qlimit", + [ST_F_PID] = "pid", + [ST_F_IID] = "iid", + [ST_F_SID] = "sid", + [ST_F_THROTTLE] = "throttle", + [ST_F_LBTOT] = "lbtot", + [ST_F_TRACKED] = "tracked", + [ST_F_TYPE] = "type", + [ST_F_RATE] = "rate", + [ST_F_RATE_LIM] = "rate_lim", + [ST_F_RATE_MAX] = "rate_max", + [ST_F_CHECK_STATUS] = "check_status", + [ST_F_CHECK_CODE] = "check_code", + [ST_F_CHECK_DURATION] = "check_duration", + [ST_F_HRSP_1XX] = "hrsp_1xx", + [ST_F_HRSP_2XX] = "hrsp_2xx", + [ST_F_HRSP_3XX] = "hrsp_3xx", + [ST_F_HRSP_4XX] = "hrsp_4xx", + [ST_F_HRSP_5XX] = "hrsp_5xx", + [ST_F_HRSP_OTHER] = "hrsp_other", + [ST_F_HANAFAIL] = "hanafail", + [ST_F_REQ_RATE] = "req_rate", + [ST_F_REQ_RATE_MAX] = "req_rate_max", + [ST_F_REQ_TOT] = "req_tot", + [ST_F_CLI_ABRT] = "cli_abrt", + [ST_F_SRV_ABRT] = "srv_abrt", + [ST_F_COMP_IN] = "comp_in", + [ST_F_COMP_OUT] = "comp_out", + [ST_F_COMP_BYP] = "comp_byp", + [ST_F_COMP_RSP] = "comp_rsp", + [ST_F_LASTSESS] = "lastsess", + [ST_F_LAST_CHK] = "last_chk", + [ST_F_LAST_AGT] = "last_agt", + [ST_F_QTIME] = "qtime", + [ST_F_CTIME] = "ctime", + [ST_F_RTIME] = "rtime", + [ST_F_TTIME] = "ttime", + [ST_F_AGENT_STATUS] = "agent_status", + [ST_F_AGENT_CODE] = "agent_code", + [ST_F_AGENT_DURATION] = "agent_duration", + [ST_F_CHECK_DESC] = "check_desc", + [ST_F_AGENT_DESC] = "agent_desc", + [ST_F_CHECK_RISE] = "check_rise", + [ST_F_CHECK_FALL] = "check_fall", + [ST_F_CHECK_HEALTH] = "check_health", + [ST_F_AGENT_RISE] = "agent_rise", + [ST_F_AGENT_FALL] = "agent_fall", + [ST_F_AGENT_HEALTH] = "agent_health", + [ST_F_ADDR] = "addr", + [ST_F_COOKIE] = "cookie", + [ST_F_MODE] = "mode", + [ST_F_ALGO] = "algo", + [ST_F_CONN_RATE] = "conn_rate", + [ST_F_CONN_RATE_MAX] = "conn_rate_max", + [ST_F_CONN_TOT] = "conn_tot", + [ST_F_INTERCEPTED] = "intercepted", + [ST_F_DCON] = "dcon", + [ST_F_DSES] = "dses", +}; + +/* one line of stats */ +static struct field stats[ST_F_TOTAL_FIELDS]; + + +/* + * http_stats_io_handler() + * -> stats_dump_stat_to_buffer() // same as above, but used for CSV or HTML + * -> stats_dump_csv_header() // emits the CSV headers (same as above) + * -> stats_dump_html_head() // emits the HTML headers + * -> stats_dump_html_info() // emits the equivalent of "show info" at the top + * -> stats_dump_proxy_to_buffer() // same as above, valid for CSV and HTML + * -> stats_dump_html_px_hdr() + * -> stats_dump_fe_stats() + * -> stats_dump_li_stats() + * -> stats_dump_sv_stats() + * -> stats_dump_be_stats() + * -> stats_dump_html_px_end() + * -> stats_dump_html_end() // emits HTML trailer + */ + + +extern const char *stat_status_codes[]; + +/* Dumps the stats CSV header to the trash buffer which. The caller is responsible + * for clearing it if needed. + * NOTE: Some tools happen to rely on the field position instead of its name, + * so please only append new fields at the end, never in the middle. + */ +static void stats_dump_csv_header() +{ + int field; + + chunk_appendf(&trash, "# "); + for (field = 0; field < ST_F_TOTAL_FIELDS; field++) + chunk_appendf(&trash, "%s,", stat_field_names[field]); + + chunk_appendf(&trash, "\n"); +} + + +/* Emits a stats field without any surrounding element and properly encoded to + * resist CSV output. Returns non-zero on success, 0 if the buffer is full. + */ +int stats_emit_raw_data_field(struct chunk *out, const struct field *f) +{ + switch (field_format(f, 0)) { + case FF_EMPTY: return 1; + case FF_S32: return chunk_appendf(out, "%d", f->u.s32); + case FF_U32: return chunk_appendf(out, "%u", f->u.u32); + case FF_S64: return chunk_appendf(out, "%lld", (long long)f->u.s64); + case FF_U64: return chunk_appendf(out, "%llu", (unsigned long long)f->u.u64); + case FF_STR: return csv_enc_append(field_str(f, 0), 1, out) != NULL; + default: return chunk_appendf(out, "[INCORRECT_FIELD_TYPE_%08x]", f->type); + } +} + +/* Emits a stats field prefixed with its type. No CSV encoding is prepared, the + * output is supposed to be used on its own line. Returns non-zero on success, 0 + * if the buffer is full. + */ +int stats_emit_typed_data_field(struct chunk *out, const struct field *f) +{ + switch (field_format(f, 0)) { + case FF_EMPTY: return 1; + case FF_S32: return chunk_appendf(out, "s32:%d", f->u.s32); + case FF_U32: return chunk_appendf(out, "u32:%u", f->u.u32); + case FF_S64: return chunk_appendf(out, "s64:%lld", (long long)f->u.s64); + case FF_U64: return chunk_appendf(out, "u64:%llu", (unsigned long long)f->u.u64); + case FF_STR: return chunk_appendf(out, "str:%s", field_str(f, 0)); + default: return chunk_appendf(out, "%08x:?", f->type); + } +} + +/* Emits an encoding of the field type on 3 characters followed by a delimiter. + * Returns non-zero on success, 0 if the buffer is full. + */ +int stats_emit_field_tags(struct chunk *out, const struct field *f, char delim) +{ + char origin, nature, scope; + + switch (field_origin(f, 0)) { + case FO_METRIC: origin = 'M'; break; + case FO_STATUS: origin = 'S'; break; + case FO_KEY: origin = 'K'; break; + case FO_CONFIG: origin = 'C'; break; + case FO_PRODUCT: origin = 'P'; break; + default: origin = '?'; break; + } + + switch (field_nature(f, 0)) { + case FN_GAUGE: nature = 'G'; break; + case FN_LIMIT: nature = 'L'; break; + case FN_MIN: nature = 'm'; break; + case FN_MAX: nature = 'M'; break; + case FN_RATE: nature = 'R'; break; + case FN_COUNTER: nature = 'C'; break; + case FN_DURATION: nature = 'D'; break; + case FN_AGE: nature = 'A'; break; + case FN_TIME: nature = 'T'; break; + case FN_NAME: nature = 'N'; break; + case FN_OUTPUT: nature = 'O'; break; + case FN_AVG: nature = 'a'; break; + default: nature = '?'; break; + } + + switch (field_scope(f, 0)) { + case FS_PROCESS: scope = 'P'; break; + case FS_SERVICE: scope = 'S'; break; + case FS_SYSTEM: scope = 's'; break; + case FS_CLUSTER: scope = 'C'; break; + default: scope = '?'; break; + } + + return chunk_appendf(out, "%c%c%c%c", origin, nature, scope, delim); +} + + +/* Dump all fields from into using CSV format */ +static int stats_dump_fields_csv(struct chunk *out, const struct field *stats) +{ + int field; + + for (field = 0; field < ST_F_TOTAL_FIELDS; field++) { + if (!stats_emit_raw_data_field(out, &stats[field])) + return 0; + if (!chunk_strcat(out, ",")) + return 0; + } + chunk_strcat(out, "\n"); + return 1; +} + +/* Dump all fields from into using a typed "field:desc:type:value" format */ +static int stats_dump_fields_typed(struct chunk *out, const struct field *stats) +{ + int field; + + for (field = 0; field < ST_F_TOTAL_FIELDS; field++) { + if (!stats[field].type) + continue; + + chunk_appendf(out, "%c.%u.%u.%d.%s.%u:", + stats[ST_F_TYPE].u.u32 == STATS_TYPE_FE ? 'F' : + stats[ST_F_TYPE].u.u32 == STATS_TYPE_BE ? 'B' : + stats[ST_F_TYPE].u.u32 == STATS_TYPE_SO ? 'L' : + stats[ST_F_TYPE].u.u32 == STATS_TYPE_SV ? 'S' : + '?', + stats[ST_F_IID].u.u32, stats[ST_F_SID].u.u32, + field, stat_field_names[field], stats[ST_F_PID].u.u32); + + if (!stats_emit_field_tags(out, &stats[field], ':')) + return 0; + if (!stats_emit_typed_data_field(out, &stats[field])) + return 0; + if (!chunk_strcat(out, "\n")) + return 0; + } + return 1; +} + +/* Dump all fields from into using the HTML format. A column is + * reserved for the checkbox is ST_SHOWADMIN is set in . Some extra info + * are provided if ST_SHLGNDS is present in . + */ +static int stats_dump_fields_html(struct chunk *out, const struct field *stats, unsigned int flags) +{ + struct chunk src; + + if (stats[ST_F_TYPE].u.u32 == STATS_TYPE_FE) { + chunk_appendf(out, + /* name, queue */ + ""); + + if (flags & ST_SHOWADMIN) { + /* Column sub-heading for Enable or Disable server */ + chunk_appendf(out, ""); + } + + chunk_appendf(out, + "" + "" + "Frontend" + "" + "", + field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_PXNAME)); + + chunk_appendf(out, + /* sessions rate : current */ + "%s

" + "" + "" + "", + U2H(stats[ST_F_RATE].u.u32), + U2H(stats[ST_F_CONN_RATE].u.u32), + U2H(stats[ST_F_RATE].u.u32)); + + if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) + chunk_appendf(out, + "", + U2H(stats[ST_F_REQ_RATE].u.u32)); + + chunk_appendf(out, + "
Current connection rate:%s/s
Current session rate:%s/s
Current request rate:%s/s
" + /* sessions rate : max */ + "%s
" + "" + "" + "", + U2H(stats[ST_F_RATE_MAX].u.u32), + U2H(stats[ST_F_CONN_RATE_MAX].u.u32), + U2H(stats[ST_F_RATE_MAX].u.u32)); + + if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) + chunk_appendf(out, + "", + U2H(stats[ST_F_REQ_RATE_MAX].u.u32)); + + chunk_appendf(out, + "
Max connection rate:%s/s
Max session rate:%s/s
Max request rate:%s/s
" + /* sessions rate : limit */ + "%s", + LIM2A(stats[ST_F_RATE_LIM].u.u32, "-")); + + chunk_appendf(out, + /* sessions: current, max, limit, total */ + "%s%s%s" + "%s
" + "" + "" + "", + U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SMAX].u.u32), U2H(stats[ST_F_SLIM].u.u32), + U2H(stats[ST_F_STOT].u.u64), + U2H(stats[ST_F_CONN_TOT].u.u64), + U2H(stats[ST_F_STOT].u.u64)); + + /* http response (via hover): 1xx, 2xx, 3xx, 4xx, 5xx, other */ + if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) { + chunk_appendf(out, + "" + "" + "" + "" + "" + "" + "" + "" + "" + "", + U2H(stats[ST_F_REQ_TOT].u.u64), + U2H(stats[ST_F_HRSP_1XX].u.u64), + U2H(stats[ST_F_HRSP_2XX].u.u64), + U2H(stats[ST_F_COMP_RSP].u.u64), + stats[ST_F_HRSP_2XX].u.u64 ? + (int)(100 * stats[ST_F_COMP_RSP].u.u64 / stats[ST_F_HRSP_2XX].u.u64) : 0, + U2H(stats[ST_F_HRSP_3XX].u.u64), + U2H(stats[ST_F_HRSP_4XX].u.u64), + U2H(stats[ST_F_HRSP_5XX].u.u64), + U2H(stats[ST_F_HRSP_OTHER].u.u64), + U2H(stats[ST_F_INTERCEPTED].u.u64)); + } + + chunk_appendf(out, + "
Cum. connections:%s
Cum. sessions:%s
Cum. HTTP requests:%s
- HTTP 1xx responses:%s
- HTTP 2xx responses:%s
  Compressed 2xx:%s(%d%%)
- HTTP 3xx responses:%s
- HTTP 4xx responses:%s
- HTTP 5xx responses:%s
- other responses:%s
Intercepted requests:%s
" + /* sessions: lbtot, lastsess */ + "" + /* bytes : in */ + "%s" + "", + U2H(stats[ST_F_BIN].u.u64)); + + chunk_appendf(out, + /* bytes:out + compression stats (via hover): comp_in, comp_out, comp_byp */ + "%s%s
" + "" + "" + "" + "" + "" + "
Response bytes in:%s
Compression in:%s
Compression out:%s(%d%%)
Compression bypass:%s
Total bytes saved:%s(%d%%)
%s", + (stats[ST_F_COMP_IN].u.u64 || stats[ST_F_COMP_BYP].u.u64) ? "":"", + U2H(stats[ST_F_BOUT].u.u64), + U2H(stats[ST_F_BOUT].u.u64), + U2H(stats[ST_F_COMP_IN].u.u64), + U2H(stats[ST_F_COMP_OUT].u.u64), + stats[ST_F_COMP_IN].u.u64 ? (int)(stats[ST_F_COMP_OUT].u.u64 * 100 / stats[ST_F_COMP_IN].u.u64) : 0, + U2H(stats[ST_F_COMP_BYP].u.u64), + U2H(stats[ST_F_COMP_IN].u.u64 - stats[ST_F_COMP_OUT].u.u64), + stats[ST_F_BOUT].u.u64 ? (int)((stats[ST_F_COMP_IN].u.u64 - stats[ST_F_COMP_OUT].u.u64) * 100 / stats[ST_F_BOUT].u.u64) : 0, + (stats[ST_F_COMP_IN].u.u64 || stats[ST_F_COMP_BYP].u.u64) ? "":""); + + chunk_appendf(out, + /* denied: req, resp */ + "%s%s" + /* errors : request, connect, response */ + "%s" + /* warnings: retries, redispatches */ + "" + /* server status : reflect frontend status */ + "%s" + /* rest of server: nothing */ + "" + "", + U2H(stats[ST_F_DREQ].u.u64), U2H(stats[ST_F_DRESP].u.u64), + U2H(stats[ST_F_EREQ].u.u64), + field_str(stats, ST_F_STATUS)); + } + else if (stats[ST_F_TYPE].u.u32 == STATS_TYPE_SO) { + chunk_appendf(out, ""); + if (flags & ST_SHOWADMIN) { + /* Column sub-heading for Enable or Disable server */ + chunk_appendf(out, ""); + } + + chunk_appendf(out, + /* frontend name, listener name */ + "%s" + "%s" + "", + field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_SVNAME), + (flags & ST_SHLGNDS)?"":"", + field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_SVNAME), field_str(stats, ST_F_SVNAME)); + + if (flags & ST_SHLGNDS) { + chunk_appendf(out, "
"); + + if (isdigit(*field_str(stats, ST_F_ADDR))) + chunk_appendf(out, "IPv4: %s, ", field_str(stats, ST_F_ADDR)); + else if (*field_str(stats, ST_F_ADDR) == '[') + chunk_appendf(out, "IPv6: %s, ", field_str(stats, ST_F_ADDR)); + else if (*field_str(stats, ST_F_ADDR)) + chunk_appendf(out, "%s, ", field_str(stats, ST_F_ADDR)); + + /* id */ + chunk_appendf(out, "id: %d
", stats[ST_F_SID].u.u32); + } + + chunk_appendf(out, + /* queue */ + "%s" + /* sessions rate: current, max, limit */ + " " + /* sessions: current, max, limit, total, lbtot, lastsess */ + "%s%s%s" + "%s  " + /* bytes: in, out */ + "%s%s" + "", + (flags & ST_SHLGNDS)?"":"", + U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SMAX].u.u32), U2H(stats[ST_F_SLIM].u.u32), + U2H(stats[ST_F_STOT].u.u64), U2H(stats[ST_F_BIN].u.u64), U2H(stats[ST_F_BOUT].u.u64)); + + chunk_appendf(out, + /* denied: req, resp */ + "%s%s" + /* errors: request, connect, response */ + "%s" + /* warnings: retries, redispatches */ + "" + /* server status: reflect listener status */ + "%s" + /* rest of server: nothing */ + "" + "", + U2H(stats[ST_F_DREQ].u.u64), U2H(stats[ST_F_DRESP].u.u64), + U2H(stats[ST_F_EREQ].u.u64), + field_str(stats, ST_F_STATUS)); + } + else if (stats[ST_F_TYPE].u.u32 == STATS_TYPE_SV) { + const char *style; + + /* determine the style to use depending on the server's state, + * its health and weight. There isn't a 1-to-1 mapping between + * state and styles for the cases where the server is (still) + * up. The reason is that we don't want to report nolb and + * drain with the same color. + */ + + if (strcmp(field_str(stats, ST_F_STATUS), "DOWN") == 0 || + strcmp(field_str(stats, ST_F_STATUS), "DOWN (agent)") == 0) { + style = "down"; + } + else if (strcmp(field_str(stats, ST_F_STATUS), "DOWN ") == 0) { + style = "going_up"; + } + else if (strcmp(field_str(stats, ST_F_STATUS), "NOLB ") == 0) { + style = "going_down"; + } + else if (strcmp(field_str(stats, ST_F_STATUS), "NOLB") == 0) { + style = "nolb"; + } + else if (strcmp(field_str(stats, ST_F_STATUS), "no check") == 0) { + style = "no_check"; + } + else if (!stats[ST_F_CHKFAIL].type || + stats[ST_F_CHECK_HEALTH].u.u32 == stats[ST_F_CHECK_RISE].u.u32 + stats[ST_F_CHECK_FALL].u.u32 - 1) { + /* no check or max health = UP */ + if (stats[ST_F_WEIGHT].u.u32) + style = "up"; + else + style = "draining"; + } + else { + style = "going_down"; + } + + if (memcmp(field_str(stats, ST_F_STATUS), "MAINT", 5) == 0) + chunk_appendf(out, ""); + else + chunk_appendf(out, + "", + (stats[ST_F_BCK].u.u32) ? "backup" : "active", style); + + + if (flags & ST_SHOWADMIN) + chunk_appendf(out, + "", + field_str(stats, ST_F_SVNAME)); + + chunk_appendf(out, + "%s" + "%s" + "", + field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_SVNAME), + (flags & ST_SHLGNDS) ? "" : "", + field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_SVNAME), field_str(stats, ST_F_SVNAME)); + + if (flags & ST_SHLGNDS) { + chunk_appendf(out, "
"); + + if (isdigit(*field_str(stats, ST_F_ADDR))) + chunk_appendf(out, "IPv4: %s, ", field_str(stats, ST_F_ADDR)); + else if (*field_str(stats, ST_F_ADDR) == '[') + chunk_appendf(out, "IPv6: %s, ", field_str(stats, ST_F_ADDR)); + else if (*field_str(stats, ST_F_ADDR)) + chunk_appendf(out, "%s, ", field_str(stats, ST_F_ADDR)); + + /* id */ + chunk_appendf(out, "id: %d", stats[ST_F_SID].u.u32); + + /* cookie */ + if (stats[ST_F_COOKIE].type) { + chunk_appendf(out, ", cookie: '"); + chunk_initstr(&src, field_str(stats, ST_F_COOKIE)); + chunk_htmlencode(out, &src); + chunk_appendf(out, "'"); + } + + chunk_appendf(out, "
"); + } + + chunk_appendf(out, + /* queue : current, max, limit */ + "%s%s%s%s" + /* sessions rate : current, max, limit */ + "%s%s" + "", + (flags & ST_SHLGNDS) ? "" : "", + U2H(stats[ST_F_QCUR].u.u32), U2H(stats[ST_F_QMAX].u.u32), LIM2A(stats[ST_F_QLIMIT].u.u32, "-"), + U2H(stats[ST_F_RATE].u.u32), U2H(stats[ST_F_RATE_MAX].u.u32)); + + chunk_appendf(out, + /* sessions: current, max, limit, total */ + "%s%s%s" + "%s
" + "" + "", + U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SMAX].u.u32), LIM2A(stats[ST_F_SLIM].u.u32, "-"), + U2H(stats[ST_F_STOT].u.u64), + U2H(stats[ST_F_STOT].u.u64)); + + /* http response (via hover): 1xx, 2xx, 3xx, 4xx, 5xx, other */ + if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) { + unsigned long long tot; + + tot = stats[ST_F_HRSP_OTHER].u.u64; + tot += stats[ST_F_HRSP_1XX].u.u64; + tot += stats[ST_F_HRSP_2XX].u.u64; + tot += stats[ST_F_HRSP_3XX].u.u64; + tot += stats[ST_F_HRSP_4XX].u.u64; + tot += stats[ST_F_HRSP_5XX].u.u64; + + chunk_appendf(out, + "" + "" + "" + "" + "" + "" + "" + "", + U2H(tot), + U2H(stats[ST_F_HRSP_1XX].u.u64), tot ? (int)(100 * stats[ST_F_HRSP_1XX].u.u64 / tot) : 0, + U2H(stats[ST_F_HRSP_2XX].u.u64), tot ? (int)(100 * stats[ST_F_HRSP_2XX].u.u64 / tot) : 0, + U2H(stats[ST_F_HRSP_3XX].u.u64), tot ? (int)(100 * stats[ST_F_HRSP_3XX].u.u64 / tot) : 0, + U2H(stats[ST_F_HRSP_4XX].u.u64), tot ? (int)(100 * stats[ST_F_HRSP_4XX].u.u64 / tot) : 0, + U2H(stats[ST_F_HRSP_5XX].u.u64), tot ? (int)(100 * stats[ST_F_HRSP_5XX].u.u64 / tot) : 0, + U2H(stats[ST_F_HRSP_OTHER].u.u64), tot ? (int)(100 * stats[ST_F_HRSP_OTHER].u.u64 / tot) : 0); + } + + chunk_appendf(out, ""); + chunk_appendf(out, "", U2H(stats[ST_F_QTIME].u.u32)); + chunk_appendf(out, "", U2H(stats[ST_F_CTIME].u.u32)); + if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) + chunk_appendf(out, "", U2H(stats[ST_F_RTIME].u.u32)); + chunk_appendf(out, "", U2H(stats[ST_F_TTIME].u.u32)); + + chunk_appendf(out, + "
Cum. sessions:%s
Cum. HTTP responses:%s
- HTTP 1xx responses:%s(%d%%)
- HTTP 2xx responses:%s(%d%%)
- HTTP 3xx responses:%s(%d%%)
- HTTP 4xx responses:%s(%d%%)
- HTTP 5xx responses:%s(%d%%)
- other responses:%s(%d%%)
Avg over last 1024 success. conn.
- Queue time:%sms
- Connect time:%sms
- Response time:%sms
- Total time:%sms
" + /* sessions: lbtot, last */ + "%s%s", + U2H(stats[ST_F_LBTOT].u.u64), + human_time(stats[ST_F_LASTSESS].u.s32, 1)); + + chunk_appendf(out, + /* bytes : in, out */ + "%s%s" + /* denied: req, resp */ + "%s" + /* errors : request, connect */ + "%s" + /* errors : response */ + "%s
Connection resets during transfers: %lld client, %lld server
" + /* warnings: retries, redispatches */ + "%lld%lld" + "", + U2H(stats[ST_F_BIN].u.u64), U2H(stats[ST_F_BOUT].u.u64), + U2H(stats[ST_F_DRESP].u.u64), + U2H(stats[ST_F_ECON].u.u64), + U2H(stats[ST_F_ERESP].u.u64), + (long long)stats[ST_F_CLI_ABRT].u.u64, + (long long)stats[ST_F_SRV_ABRT].u.u64, + (long long)stats[ST_F_WRETR].u.u64, + (long long)stats[ST_F_WREDIS].u.u64); + + /* status, last change */ + chunk_appendf(out, ""); + + /* FIXME!!!! + * LASTCHG should contain the last change for *this* server and must be computed + * properly above, as was done below, ie: this server if maint, otherwise ref server + * if tracking. Note that ref is either local or remote depending on tracking. + */ + + + if (memcmp(field_str(stats, ST_F_STATUS), "MAINT", 5) == 0) { + chunk_appendf(out, "%s MAINT", human_time(stats[ST_F_LASTCHG].u.u32, 1)); + } + else if (memcmp(field_str(stats, ST_F_STATUS), "no check", 5) == 0) { + chunk_strcat(out, "no check"); + } + else { + chunk_appendf(out, "%s %s", human_time(stats[ST_F_LASTCHG].u.u32, 1), field_str(stats, ST_F_STATUS)); + if (memcmp(field_str(stats, ST_F_STATUS), "DOWN", 4) == 0) { + if (stats[ST_F_CHECK_HEALTH].u.u32) + chunk_strcat(out, " ↑"); + } + else if (stats[ST_F_CHECK_HEALTH].u.u32 < stats[ST_F_CHECK_RISE].u.u32 + stats[ST_F_CHECK_FALL].u.u32 - 1) + chunk_strcat(out, " ↓"); + } + + if (memcmp(field_str(stats, ST_F_STATUS), "DOWN", 4) == 0 && + stats[ST_F_AGENT_STATUS].type && !stats[ST_F_AGENT_HEALTH].u.u32) { + chunk_appendf(out, + " %s", + field_str(stats, ST_F_AGENT_STATUS)); + + if (stats[ST_F_AGENT_CODE].type) + chunk_appendf(out, "/%d", stats[ST_F_AGENT_CODE].u.u32); + + if (stats[ST_F_AGENT_DURATION].type) + chunk_appendf(out, " in %lums", (long)stats[ST_F_AGENT_DURATION].u.u64); + + chunk_appendf(out, "
%s", field_str(stats, ST_F_AGENT_DESC)); + + if (*field_str(stats, ST_F_LAST_AGT)) { + chunk_appendf(out, ": "); + chunk_initstr(&src, field_str(stats, ST_F_LAST_AGT)); + chunk_htmlencode(out, &src); + } + chunk_appendf(out, "
"); + } + else if (stats[ST_F_CHECK_STATUS].type) { + chunk_appendf(out, + " %s", + field_str(stats, ST_F_CHECK_STATUS)); + + if (stats[ST_F_CHECK_CODE].type) + chunk_appendf(out, "/%d", stats[ST_F_CHECK_CODE].u.u32); + + if (stats[ST_F_CHECK_DURATION].type) + chunk_appendf(out, " in %lums", (long)stats[ST_F_CHECK_DURATION].u.u64); + + chunk_appendf(out, "
%s", field_str(stats, ST_F_CHECK_DESC)); + + if (*field_str(stats, ST_F_LAST_CHK)) { + chunk_appendf(out, ": "); + chunk_initstr(&src, field_str(stats, ST_F_LAST_CHK)); + chunk_htmlencode(out, &src); + } + chunk_appendf(out, "
"); + } + else + chunk_appendf(out, ""); + + chunk_appendf(out, + /* weight */ + "%d" + /* act, bck */ + "%s%s" + "", + stats[ST_F_WEIGHT].u.u32, + stats[ST_F_BCK].u.u32 ? "-" : "Y", + stats[ST_F_BCK].u.u32 ? "Y" : "-"); + + /* check failures: unique, fatal, down time */ + if (strcmp(field_str(stats, ST_F_STATUS), "MAINT (resolution)") == 0) { + chunk_appendf(out, "resolution"); + } + else if (stats[ST_F_CHKFAIL].type) { + chunk_appendf(out, "%lld", (long long)stats[ST_F_CHKFAIL].u.u64); + + if (stats[ST_F_HANAFAIL].type) + chunk_appendf(out, "/%lld", (long long)stats[ST_F_HANAFAIL].u.u64); + + chunk_appendf(out, + "
Failed Health Checks%s
" + "%lld%s" + "", + stats[ST_F_HANAFAIL].type ? "/Health Analyses" : "", + (long long)stats[ST_F_CHKDOWN].u.u64, human_time(stats[ST_F_DOWNTIME].u.u32, 1)); + } + else if (strcmp(field_str(stats, ST_F_STATUS), "MAINT") != 0 && field_format(stats, ST_F_TRACKED) == FF_STR) { + /* tracking a server (hence inherited maint would appear as "MAINT (via...)" */ + chunk_appendf(out, + "via %s", + field_str(stats, ST_F_TRACKED), field_str(stats, ST_F_TRACKED)); + } + else + chunk_appendf(out, ""); + + /* throttle */ + if (stats[ST_F_THROTTLE].type) + chunk_appendf(out, "%d %%\n", stats[ST_F_THROTTLE].u.u32); + else + chunk_appendf(out, "-\n"); + } + else if (stats[ST_F_TYPE].u.u32 == STATS_TYPE_BE) { + chunk_appendf(out, ""); + if (flags & ST_SHOWADMIN) { + /* Column sub-heading for Enable or Disable server */ + chunk_appendf(out, ""); + } + chunk_appendf(out, + "" + /* name */ + "%s" + "Backend" + "", + (flags & ST_SHLGNDS)?"":"", + field_str(stats, ST_F_PXNAME), field_str(stats, ST_F_PXNAME)); + + if (flags & ST_SHLGNDS) { + /* balancing */ + chunk_appendf(out, "
balancing: %s", + field_str(stats, ST_F_ALGO)); + + /* cookie */ + if (stats[ST_F_COOKIE].type) { + chunk_appendf(out, ", cookie: '"); + chunk_initstr(&src, field_str(stats, ST_F_COOKIE)); + chunk_htmlencode(out, &src); + chunk_appendf(out, "'"); + } + chunk_appendf(out, "
"); + } + + chunk_appendf(out, + "%s" + /* queue : current, max */ + "%s%s" + /* sessions rate : current, max, limit */ + "%s%s" + "", + (flags & ST_SHLGNDS)?"":"", + U2H(stats[ST_F_QCUR].u.u32), U2H(stats[ST_F_QMAX].u.u32), + U2H(stats[ST_F_RATE].u.u32), U2H(stats[ST_F_RATE_MAX].u.u32)); + + chunk_appendf(out, + /* sessions: current, max, limit, total */ + "%s%s%s" + "%s
" + "" + "", + U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SCUR].u.u32), U2H(stats[ST_F_SLIM].u.u32), + U2H(stats[ST_F_STOT].u.u64), + U2H(stats[ST_F_STOT].u.u64)); + + /* http response (via hover): 1xx, 2xx, 3xx, 4xx, 5xx, other */ + if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) { + chunk_appendf(out, + "" + "" + "" + "" + "" + "" + "" + "" + "" + "" + "", + U2H(stats[ST_F_REQ_TOT].u.u64), + U2H(stats[ST_F_HRSP_1XX].u.u64), + U2H(stats[ST_F_HRSP_2XX].u.u64), + U2H(stats[ST_F_COMP_RSP].u.u64), + stats[ST_F_HRSP_2XX].u.u64 ? + (int)(100 * stats[ST_F_COMP_RSP].u.u64 / stats[ST_F_HRSP_2XX].u.u64) : 0, + U2H(stats[ST_F_HRSP_3XX].u.u64), + U2H(stats[ST_F_HRSP_4XX].u.u64), + U2H(stats[ST_F_HRSP_5XX].u.u64), + U2H(stats[ST_F_HRSP_OTHER].u.u64), + U2H(stats[ST_F_INTERCEPTED].u.u64)); + } + + chunk_appendf(out, "", U2H(stats[ST_F_QTIME].u.u32)); + chunk_appendf(out, "", U2H(stats[ST_F_CTIME].u.u32)); + if (strcmp(field_str(stats, ST_F_MODE), "http") == 0) + chunk_appendf(out, "", U2H(stats[ST_F_RTIME].u.u32)); + chunk_appendf(out, "", U2H(stats[ST_F_TTIME].u.u32)); + + chunk_appendf(out, + "
Cum. sessions:%s
Cum. HTTP requests:%s
- HTTP 1xx responses:%s
- HTTP 2xx responses:%s
  Compressed 2xx:%s(%d%%)
- HTTP 3xx responses:%s
- HTTP 4xx responses:%s
- HTTP 5xx responses:%s
- other responses:%s
Intercepted requests:%s
Avg over last 1024 success. conn.
- Queue time:%sms
- Connect time:%sms
- Response time:%sms
- Total time:%sms
" + /* sessions: lbtot, last */ + "%s%s" + /* bytes: in */ + "%s" + "", + U2H(stats[ST_F_LBTOT].u.u64), + human_time(stats[ST_F_LASTSESS].u.s32, 1), + U2H(stats[ST_F_BIN].u.u64)); + + chunk_appendf(out, + /* bytes:out + compression stats (via hover): comp_in, comp_out, comp_byp */ + "%s%s
" + "" + "" + "" + "" + "" + "
Response bytes in:%s
Compression in:%s
Compression out:%s(%d%%)
Compression bypass:%s
Total bytes saved:%s(%d%%)
%s", + (stats[ST_F_COMP_IN].u.u64 || stats[ST_F_COMP_BYP].u.u64) ? "":"", + U2H(stats[ST_F_BOUT].u.u64), + U2H(stats[ST_F_BOUT].u.u64), + U2H(stats[ST_F_COMP_IN].u.u64), + U2H(stats[ST_F_COMP_OUT].u.u64), + stats[ST_F_COMP_IN].u.u64 ? (int)(stats[ST_F_COMP_OUT].u.u64 * 100 / stats[ST_F_COMP_IN].u.u64) : 0, + U2H(stats[ST_F_COMP_BYP].u.u64), + U2H(stats[ST_F_COMP_IN].u.u64 - stats[ST_F_COMP_OUT].u.u64), + stats[ST_F_BOUT].u.u64 ? (int)((stats[ST_F_COMP_IN].u.u64 - stats[ST_F_COMP_OUT].u.u64) * 100 / stats[ST_F_BOUT].u.u64) : 0, + (stats[ST_F_COMP_IN].u.u64 || stats[ST_F_COMP_BYP].u.u64) ? "":""); + + chunk_appendf(out, + /* denied: req, resp */ + "%s%s" + /* errors : request, connect */ + "%s" + /* errors : response */ + "%s
Connection resets during transfers: %lld client, %lld server
" + /* warnings: retries, redispatches */ + "%lld%lld" + /* backend status: reflect backend status (up/down): we display UP + * if the backend has known working servers or if it has no server at + * all (eg: for stats). Then we display the total weight, number of + * active and backups. */ + "%s %s %d" + "%d%d" + "", + U2H(stats[ST_F_DREQ].u.u64), U2H(stats[ST_F_DRESP].u.u64), + U2H(stats[ST_F_ECON].u.u64), + U2H(stats[ST_F_ERESP].u.u64), + (long long)stats[ST_F_CLI_ABRT].u.u64, + (long long)stats[ST_F_SRV_ABRT].u.u64, + (long long)stats[ST_F_WRETR].u.u64, (long long)stats[ST_F_WREDIS].u.u64, + human_time(stats[ST_F_LASTCHG].u.u32, 1), + strcmp(field_str(stats, ST_F_STATUS), "DOWN") ? field_str(stats, ST_F_STATUS) : "DOWN", + stats[ST_F_WEIGHT].u.u32, + stats[ST_F_ACT].u.u32, stats[ST_F_BCK].u.u32); + + chunk_appendf(out, + /* rest of backend: nothing, down transitions, total downtime, throttle */ + " %d" + "%s" + "" + "", + stats[ST_F_CHKDOWN].u.u32, + stats[ST_F_DOWNTIME].type ? human_time(stats[ST_F_DOWNTIME].u.u32, 1) : " "); + } + return 1; +} + +int stats_dump_one_line(const struct field *stats, unsigned int flags, struct proxy *px, struct appctx *appctx) +{ + if ((px->cap & PR_CAP_BE) && px->srv && (appctx->ctx.stats.flags & STAT_ADMIN)) + flags |= ST_SHOWADMIN; + + if (appctx->ctx.stats.flags & STAT_FMT_HTML) + return stats_dump_fields_html(&trash, stats, flags); + else if (appctx->ctx.stats.flags & STAT_FMT_TYPED) + return stats_dump_fields_typed(&trash, stats); + else + return stats_dump_fields_csv(&trash, stats); +} + +/* Fill with the frontend statistics. is + * preallocated array of length . The length of the array + * must be at least ST_F_TOTAL_FIELDS. If this length is less then + * this value, the function returns 0, otherwise, it returns 1. + */ +int stats_fill_fe_stats(struct proxy *px, struct field *stats, int len) +{ + if (len < ST_F_TOTAL_FIELDS) + return 0; + + memset(stats, 0, sizeof(*stats) * len); + + stats[ST_F_PXNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, px->id); + stats[ST_F_SVNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, "FRONTEND"); + stats[ST_F_MODE] = mkf_str(FO_CONFIG|FS_SERVICE, proxy_mode_str(px->mode)); + stats[ST_F_SCUR] = mkf_u32(0, px->feconn); + stats[ST_F_SMAX] = mkf_u32(FN_MAX, px->fe_counters.conn_max); + stats[ST_F_SLIM] = mkf_u32(FO_CONFIG|FN_LIMIT, px->maxconn); + stats[ST_F_STOT] = mkf_u64(FN_COUNTER, px->fe_counters.cum_sess); + stats[ST_F_BIN] = mkf_u64(FN_COUNTER, px->fe_counters.bytes_in); + stats[ST_F_BOUT] = mkf_u64(FN_COUNTER, px->fe_counters.bytes_out); + stats[ST_F_DREQ] = mkf_u64(FN_COUNTER, px->fe_counters.denied_req); + stats[ST_F_DRESP] = mkf_u64(FN_COUNTER, px->fe_counters.denied_resp); + stats[ST_F_EREQ] = mkf_u64(FN_COUNTER, px->fe_counters.failed_req); + stats[ST_F_DCON] = mkf_u64(FN_COUNTER, px->fe_counters.denied_conn); + stats[ST_F_DSES] = mkf_u64(FN_COUNTER, px->fe_counters.denied_sess); + stats[ST_F_STATUS] = mkf_str(FO_STATUS, px->state == PR_STREADY ? "OPEN" : px->state == PR_STFULL ? "FULL" : "STOP"); + stats[ST_F_PID] = mkf_u32(FO_KEY, relative_pid); + stats[ST_F_IID] = mkf_u32(FO_KEY|FS_SERVICE, px->uuid); + stats[ST_F_SID] = mkf_u32(FO_KEY|FS_SERVICE, 0); + stats[ST_F_TYPE] = mkf_u32(FO_CONFIG|FS_SERVICE, STATS_TYPE_FE); + stats[ST_F_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&px->fe_sess_per_sec)); + stats[ST_F_RATE_LIM] = mkf_u32(FO_CONFIG|FN_LIMIT, px->fe_sps_lim); + stats[ST_F_RATE_MAX] = mkf_u32(FN_MAX, px->fe_counters.sps_max); + + /* http response: 1xx, 2xx, 3xx, 4xx, 5xx, other */ + if (px->mode == PR_MODE_HTTP) { + stats[ST_F_HRSP_1XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[1]); + stats[ST_F_HRSP_2XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[2]); + stats[ST_F_HRSP_3XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[3]); + stats[ST_F_HRSP_4XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[4]); + stats[ST_F_HRSP_5XX] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[5]); + stats[ST_F_HRSP_OTHER] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.rsp[0]); + stats[ST_F_INTERCEPTED] = mkf_u64(FN_COUNTER, px->fe_counters.intercepted_req); + } + + /* requests : req_rate, req_rate_max, req_tot, */ + stats[ST_F_REQ_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&px->fe_req_per_sec)); + stats[ST_F_REQ_RATE_MAX] = mkf_u32(FN_MAX, px->fe_counters.p.http.rps_max); + stats[ST_F_REQ_TOT] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.cum_req); + + /* compression: in, out, bypassed, responses */ + stats[ST_F_COMP_IN] = mkf_u64(FN_COUNTER, px->fe_counters.comp_in); + stats[ST_F_COMP_OUT] = mkf_u64(FN_COUNTER, px->fe_counters.comp_out); + stats[ST_F_COMP_BYP] = mkf_u64(FN_COUNTER, px->fe_counters.comp_byp); + stats[ST_F_COMP_RSP] = mkf_u64(FN_COUNTER, px->fe_counters.p.http.comp_rsp); + + /* connections : conn_rate, conn_rate_max, conn_tot, conn_max */ + stats[ST_F_CONN_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&px->fe_conn_per_sec)); + stats[ST_F_CONN_RATE_MAX] = mkf_u32(FN_MAX, px->fe_counters.cps_max); + stats[ST_F_CONN_TOT] = mkf_u64(FN_COUNTER, px->fe_counters.cum_conn); + + return 1; +} + +/* Dumps a frontend's line to the trash for the current proxy and uses + * the state from stream interface . The caller is responsible for clearing + * the trash if needed. Returns non-zero if it emits anything, zero otherwise. + */ +static int stats_dump_fe_stats(struct stream_interface *si, struct proxy *px) +{ + struct appctx *appctx = __objt_appctx(si->end); + + if (!(px->cap & PR_CAP_FE)) + return 0; + + if ((appctx->ctx.stats.flags & STAT_BOUND) && !(appctx->ctx.stats.type & (1 << STATS_TYPE_FE))) + return 0; + + if (!stats_fill_fe_stats(px, stats, ST_F_TOTAL_FIELDS)) + return 0; + + return stats_dump_one_line(stats, 0, px, appctx); +} + +/* Fill with the listener statistics. is + * preallocated array of length . The length of the array + * must be at least ST_F_TOTAL_FIELDS. If this length is less + * then this value, the function returns 0, otherwise, it + * returns 1. can take the value ST_SHLGNDS. + */ +int stats_fill_li_stats(struct proxy *px, struct listener *l, int flags, + struct field *stats, int len) +{ + struct chunk *out = get_trash_chunk(); + + if (len < ST_F_TOTAL_FIELDS) + return 0; + + if (!l->counters) + return 0; + + chunk_reset(out); + memset(stats, 0, sizeof(*stats) * len); + + stats[ST_F_PXNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, px->id); + stats[ST_F_SVNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, l->name); + stats[ST_F_MODE] = mkf_str(FO_CONFIG|FS_SERVICE, proxy_mode_str(px->mode)); + stats[ST_F_SCUR] = mkf_u32(0, l->nbconn); + stats[ST_F_SMAX] = mkf_u32(FN_MAX, l->counters->conn_max); + stats[ST_F_SLIM] = mkf_u32(FO_CONFIG|FN_LIMIT, l->maxconn); + stats[ST_F_STOT] = mkf_u64(FN_COUNTER, l->counters->cum_conn); + stats[ST_F_BIN] = mkf_u64(FN_COUNTER, l->counters->bytes_in); + stats[ST_F_BOUT] = mkf_u64(FN_COUNTER, l->counters->bytes_out); + stats[ST_F_DREQ] = mkf_u64(FN_COUNTER, l->counters->denied_req); + stats[ST_F_DRESP] = mkf_u64(FN_COUNTER, l->counters->denied_resp); + stats[ST_F_EREQ] = mkf_u64(FN_COUNTER, l->counters->failed_req); + stats[ST_F_DCON] = mkf_u64(FN_COUNTER, l->counters->denied_conn); + stats[ST_F_DSES] = mkf_u64(FN_COUNTER, l->counters->denied_sess); + stats[ST_F_STATUS] = mkf_str(FO_STATUS, (l->nbconn < l->maxconn) ? (l->state == LI_LIMITED) ? "WAITING" : "OPEN" : "FULL"); + stats[ST_F_PID] = mkf_u32(FO_KEY, relative_pid); + stats[ST_F_IID] = mkf_u32(FO_KEY|FS_SERVICE, px->uuid); + stats[ST_F_SID] = mkf_u32(FO_KEY|FS_SERVICE, l->luid); + stats[ST_F_TYPE] = mkf_u32(FO_CONFIG|FS_SERVICE, STATS_TYPE_SO); + + if (flags & ST_SHLGNDS) { + char str[INET6_ADDRSTRLEN]; + int port; + + port = get_host_port(&l->addr); + switch (addr_to_str(&l->addr, str, sizeof(str))) { + case AF_INET: + stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out)); + chunk_appendf(out, "%s:%d", str, port); + break; + case AF_INET6: + stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out)); + chunk_appendf(out, "[%s]:%d", str, port); + break; + case AF_UNIX: + stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, "unix"); + break; + case -1: + stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out)); + chunk_strcat(out, strerror(errno)); + break; + default: /* address family not supported */ + break; + } + } + + return 1; +} + +/* Dumps a line for listener and proxy to the trash and uses the state + * from stream interface , and stats flags . The caller is responsible + * for clearing the trash if needed. Returns non-zero if it emits anything, zero + * otherwise. + */ +static int stats_dump_li_stats(struct stream_interface *si, struct proxy *px, struct listener *l, int flags) +{ + struct appctx *appctx = __objt_appctx(si->end); + + if (!stats_fill_li_stats(px, l, flags, stats, ST_F_TOTAL_FIELDS)) + return 0; + + return stats_dump_one_line(stats, flags, px, appctx); +} + +enum srv_stats_state { + SRV_STATS_STATE_DOWN = 0, + SRV_STATS_STATE_DOWN_AGENT, + SRV_STATS_STATE_GOING_UP, + SRV_STATS_STATE_UP_GOING_DOWN, + SRV_STATS_STATE_UP, + SRV_STATS_STATE_NOLB_GOING_DOWN, + SRV_STATS_STATE_NOLB, + SRV_STATS_STATE_DRAIN_GOING_DOWN, + SRV_STATS_STATE_DRAIN, + SRV_STATS_STATE_DRAIN_AGENT, + SRV_STATS_STATE_NO_CHECK, + + SRV_STATS_STATE_COUNT, /* Must be last */ +}; + +static const char *srv_hlt_st[SRV_STATS_STATE_COUNT] = { + [SRV_STATS_STATE_DOWN] = "DOWN", + [SRV_STATS_STATE_DOWN_AGENT] = "DOWN (agent)", + [SRV_STATS_STATE_GOING_UP] = "DOWN %d/%d", + [SRV_STATS_STATE_UP_GOING_DOWN] = "UP %d/%d", + [SRV_STATS_STATE_UP] = "UP", + [SRV_STATS_STATE_NOLB_GOING_DOWN] = "NOLB %d/%d", + [SRV_STATS_STATE_NOLB] = "NOLB", + [SRV_STATS_STATE_DRAIN_GOING_DOWN] = "DRAIN %d/%d", + [SRV_STATS_STATE_DRAIN] = "DRAIN", + [SRV_STATS_STATE_DRAIN_AGENT] = "DRAIN (agent)", + [SRV_STATS_STATE_NO_CHECK] = "no check" +}; + +/* Fill with the server statistics. is + * preallocated array of length . The length of the array + * must be at least ST_F_TOTAL_FIELDS. If this length is less + * then this value, the function returns 0, otherwise, it + * returns 1. can take the value ST_SHLGNDS. + */ +int stats_fill_sv_stats(struct proxy *px, struct server *sv, int flags, + struct field *stats, int len) +{ + struct server *via, *ref; + char str[INET6_ADDRSTRLEN]; + struct chunk *out = get_trash_chunk(); + enum srv_stats_state state; + char *fld_status; + + if (len < ST_F_TOTAL_FIELDS) + return 0; + + memset(stats, 0, sizeof(*stats) * len); + + /* we have "via" which is the tracked server as described in the configuration, + * and "ref" which is the checked server and the end of the chain. + */ + via = sv->track ? sv->track : sv; + ref = via; + while (ref->track) + ref = ref->track; + + if (sv->state == SRV_ST_RUNNING || sv->state == SRV_ST_STARTING) { + if ((ref->check.state & CHK_ST_ENABLED) && + (ref->check.health < ref->check.rise + ref->check.fall - 1)) { + state = SRV_STATS_STATE_UP_GOING_DOWN; + } else { + state = SRV_STATS_STATE_UP; + } + + if (sv->admin & SRV_ADMF_DRAIN) { + if (ref->agent.state & CHK_ST_ENABLED) + state = SRV_STATS_STATE_DRAIN_AGENT; + else if (state == SRV_STATS_STATE_UP_GOING_DOWN) + state = SRV_STATS_STATE_DRAIN_GOING_DOWN; + else + state = SRV_STATS_STATE_DRAIN; + } + + if (state == SRV_STATS_STATE_UP && !(ref->check.state & CHK_ST_ENABLED)) { + state = SRV_STATS_STATE_NO_CHECK; + } + } + else if (sv->state == SRV_ST_STOPPING) { + if ((!(sv->check.state & CHK_ST_ENABLED) && !sv->track) || + (ref->check.health == ref->check.rise + ref->check.fall - 1)) { + state = SRV_STATS_STATE_NOLB; + } else { + state = SRV_STATS_STATE_NOLB_GOING_DOWN; + } + } + else { /* stopped */ + if ((ref->agent.state & CHK_ST_ENABLED) && !ref->agent.health) { + state = SRV_STATS_STATE_DOWN_AGENT; + } else if ((ref->check.state & CHK_ST_ENABLED) && !ref->check.health) { + state = SRV_STATS_STATE_DOWN; /* DOWN */ + } else if ((ref->agent.state & CHK_ST_ENABLED) || (ref->check.state & CHK_ST_ENABLED)) { + state = SRV_STATS_STATE_GOING_UP; + } else { + state = SRV_STATS_STATE_DOWN; /* DOWN, unchecked */ + } + } + + chunk_reset(out); + + stats[ST_F_PXNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, px->id); + stats[ST_F_SVNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, sv->id); + stats[ST_F_MODE] = mkf_str(FO_CONFIG|FS_SERVICE, proxy_mode_str(px->mode)); + stats[ST_F_QCUR] = mkf_u32(0, sv->nbpend); + stats[ST_F_QMAX] = mkf_u32(FN_MAX, sv->counters.nbpend_max); + stats[ST_F_SCUR] = mkf_u32(0, sv->cur_sess); + stats[ST_F_SMAX] = mkf_u32(FN_MAX, sv->counters.cur_sess_max); + + if (sv->maxconn) + stats[ST_F_SLIM] = mkf_u32(FO_CONFIG|FN_LIMIT, sv->maxconn); + + stats[ST_F_STOT] = mkf_u64(FN_COUNTER, sv->counters.cum_sess); + stats[ST_F_BIN] = mkf_u64(FN_COUNTER, sv->counters.bytes_in); + stats[ST_F_BOUT] = mkf_u64(FN_COUNTER, sv->counters.bytes_out); + stats[ST_F_DRESP] = mkf_u64(FN_COUNTER, sv->counters.failed_secu); + stats[ST_F_ECON] = mkf_u64(FN_COUNTER, sv->counters.failed_conns); + stats[ST_F_ERESP] = mkf_u64(FN_COUNTER, sv->counters.failed_resp); + stats[ST_F_WRETR] = mkf_u64(FN_COUNTER, sv->counters.retries); + stats[ST_F_WREDIS] = mkf_u64(FN_COUNTER, sv->counters.redispatches); + + /* status */ + fld_status = chunk_newstr(out); + if (sv->admin & SRV_ADMF_RMAINT) + chunk_appendf(out, "MAINT (resolution)"); + else if (sv->admin & SRV_ADMF_IMAINT) + chunk_appendf(out, "MAINT (via %s/%s)", via->proxy->id, via->id); + else if (sv->admin & SRV_ADMF_MAINT) + chunk_appendf(out, "MAINT"); + else + chunk_appendf(out, + srv_hlt_st[state], + (ref->state != SRV_ST_STOPPED) ? (ref->check.health - ref->check.rise + 1) : (ref->check.health), + (ref->state != SRV_ST_STOPPED) ? (ref->check.fall) : (ref->check.rise)); + + stats[ST_F_STATUS] = mkf_str(FO_STATUS, fld_status); + stats[ST_F_LASTCHG] = mkf_u32(FN_AGE, now.tv_sec - sv->last_change); + stats[ST_F_WEIGHT] = mkf_u32(FN_AVG, (sv->eweight * px->lbprm.wmult + px->lbprm.wdiv - 1) / px->lbprm.wdiv); + stats[ST_F_ACT] = mkf_u32(FO_STATUS, (sv->flags & SRV_F_BACKUP) ? 0 : 1); + stats[ST_F_BCK] = mkf_u32(FO_STATUS, (sv->flags & SRV_F_BACKUP) ? 1 : 0); + + /* check failures: unique, fatal; last change, total downtime */ + if (sv->check.state & CHK_ST_ENABLED) { + stats[ST_F_CHKFAIL] = mkf_u64(FN_COUNTER, sv->counters.failed_checks); + stats[ST_F_CHKDOWN] = mkf_u64(FN_COUNTER, sv->counters.down_trans); + stats[ST_F_DOWNTIME] = mkf_u32(FN_COUNTER, srv_downtime(sv)); + } + + if (sv->maxqueue) + stats[ST_F_QLIMIT] = mkf_u32(FO_CONFIG|FS_SERVICE, sv->maxqueue); + + stats[ST_F_PID] = mkf_u32(FO_KEY, relative_pid); + stats[ST_F_IID] = mkf_u32(FO_KEY|FS_SERVICE, px->uuid); + stats[ST_F_SID] = mkf_u32(FO_KEY|FS_SERVICE, sv->puid); + + if (sv->state == SRV_ST_STARTING && !server_is_draining(sv)) + stats[ST_F_THROTTLE] = mkf_u32(FN_AVG, server_throttle_rate(sv)); + + stats[ST_F_LBTOT] = mkf_u64(FN_COUNTER, sv->counters.cum_lbconn); + + if (sv->track) { + char *fld_track = chunk_newstr(out); + + chunk_appendf(out, "%s/%s", sv->track->proxy->id, sv->track->id); + stats[ST_F_TRACKED] = mkf_str(FO_CONFIG|FN_NAME|FS_SERVICE, fld_track); + } + + stats[ST_F_TYPE] = mkf_u32(FO_CONFIG|FS_SERVICE, STATS_TYPE_SV); + stats[ST_F_RATE] = mkf_u32(FN_RATE, read_freq_ctr(&sv->sess_per_sec)); + stats[ST_F_RATE_MAX] = mkf_u32(FN_MAX, sv->counters.sps_max); + + if ((sv->check.state & (CHK_ST_ENABLED|CHK_ST_PAUSED)) == CHK_ST_ENABLED) { + const char *fld_chksts; + + fld_chksts = chunk_newstr(out); + chunk_strcat(out, "* "); // for check in progress + chunk_strcat(out, get_check_status_info(sv->check.status)); + if (!(sv->check.state & CHK_ST_INPROGRESS)) + fld_chksts += 2; // skip "* " + stats[ST_F_CHECK_STATUS] = mkf_str(FN_OUTPUT, fld_chksts); + + if (sv->check.status >= HCHK_STATUS_L57DATA) + stats[ST_F_CHECK_CODE] = mkf_u32(FN_OUTPUT, sv->check.code); + + if (sv->check.status >= HCHK_STATUS_CHECKED) + stats[ST_F_CHECK_DURATION] = mkf_u64(FN_DURATION, sv->check.duration); + + stats[ST_F_CHECK_DESC] = mkf_str(FN_OUTPUT, get_check_status_description(sv->check.status)); + stats[ST_F_LAST_CHK] = mkf_str(FN_OUTPUT, sv->check.desc); + stats[ST_F_CHECK_RISE] = mkf_u32(FO_CONFIG|FS_SERVICE, ref->check.rise); + stats[ST_F_CHECK_FALL] = mkf_u32(FO_CONFIG|FS_SERVICE, ref->check.fall); + stats[ST_F_CHECK_HEALTH] = mkf_u32(FO_CONFIG|FS_SERVICE, ref->check.health); + } + + if ((sv->agent.state & (CHK_ST_ENABLED|CHK_ST_PAUSED)) == CHK_ST_ENABLED) { + const char *fld_chksts; + + fld_chksts = chunk_newstr(out); + chunk_strcat(out, "* "); // for check in progress + chunk_strcat(out, get_check_status_info(sv->agent.status)); + if (!(sv->agent.state & CHK_ST_INPROGRESS)) + fld_chksts += 2; // skip "* " + stats[ST_F_AGENT_STATUS] = mkf_str(FN_OUTPUT, fld_chksts); + + if (sv->agent.status >= HCHK_STATUS_L57DATA) + stats[ST_F_AGENT_CODE] = mkf_u32(FN_OUTPUT, sv->agent.code); + + if (sv->agent.status >= HCHK_STATUS_CHECKED) + stats[ST_F_AGENT_DURATION] = mkf_u64(FN_DURATION, sv->agent.duration); + + stats[ST_F_AGENT_DESC] = mkf_str(FN_OUTPUT, get_check_status_description(sv->agent.status)); + stats[ST_F_LAST_AGT] = mkf_str(FN_OUTPUT, sv->agent.desc); + stats[ST_F_AGENT_RISE] = mkf_u32(FO_CONFIG|FS_SERVICE, sv->agent.rise); + stats[ST_F_AGENT_FALL] = mkf_u32(FO_CONFIG|FS_SERVICE, sv->agent.fall); + stats[ST_F_AGENT_HEALTH] = mkf_u32(FO_CONFIG|FS_SERVICE, sv->agent.health); + } + + /* http response: 1xx, 2xx, 3xx, 4xx, 5xx, other */ + if (px->mode == PR_MODE_HTTP) { + stats[ST_F_HRSP_1XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[1]); + stats[ST_F_HRSP_2XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[2]); + stats[ST_F_HRSP_3XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[3]); + stats[ST_F_HRSP_4XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[4]); + stats[ST_F_HRSP_5XX] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[5]); + stats[ST_F_HRSP_OTHER] = mkf_u64(FN_COUNTER, sv->counters.p.http.rsp[0]); + } + + if (ref->observe) + stats[ST_F_HANAFAIL] = mkf_u64(FN_COUNTER, sv->counters.failed_hana); + + stats[ST_F_CLI_ABRT] = mkf_u64(FN_COUNTER, sv->counters.cli_aborts); + stats[ST_F_SRV_ABRT] = mkf_u64(FN_COUNTER, sv->counters.srv_aborts); + stats[ST_F_LASTSESS] = mkf_s32(FN_AGE, srv_lastsession(sv)); + + stats[ST_F_QTIME] = mkf_u32(FN_AVG, swrate_avg(sv->counters.q_time, TIME_STATS_SAMPLES)); + stats[ST_F_CTIME] = mkf_u32(FN_AVG, swrate_avg(sv->counters.c_time, TIME_STATS_SAMPLES)); + stats[ST_F_RTIME] = mkf_u32(FN_AVG, swrate_avg(sv->counters.d_time, TIME_STATS_SAMPLES)); + stats[ST_F_TTIME] = mkf_u32(FN_AVG, swrate_avg(sv->counters.t_time, TIME_STATS_SAMPLES)); + + if (flags & ST_SHLGNDS) { + switch (addr_to_str(&sv->addr, str, sizeof(str))) { + case AF_INET: + stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out)); + chunk_appendf(out, "%s:%d", str, get_host_port(&sv->addr)); + break; + case AF_INET6: + stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out)); + chunk_appendf(out, "[%s]:%d", str, get_host_port(&sv->addr)); + break; + case AF_UNIX: + stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, "unix"); + break; + case -1: + stats[ST_F_ADDR] = mkf_str(FO_CONFIG|FS_SERVICE, chunk_newstr(out)); + chunk_strcat(out, strerror(errno)); + break; + default: /* address family not supported */ + break; + } + + if (sv->cookie) + stats[ST_F_COOKIE] = mkf_str(FO_CONFIG|FN_NAME|FS_SERVICE, sv->cookie); + } + + return 1; +} + +/* Dumps a line for server and proxy to the trash and uses the state + * from stream interface , stats flags , and server state . + * The caller is responsible for clearing the trash if needed. Returns non-zero + * if it emits anything, zero otherwise. + */ +static int stats_dump_sv_stats(struct stream_interface *si, struct proxy *px, int flags, struct server *sv) +{ + struct appctx *appctx = __objt_appctx(si->end); + + if (!stats_fill_sv_stats(px, sv, flags, stats, ST_F_TOTAL_FIELDS)) + return 0; + + return stats_dump_one_line(stats, flags, px, appctx); +} + +/* Fill with the backend statistics. is + * preallocated array of length . The length of the array + * must be at least ST_F_TOTAL_FIELDS. If this length is less + * then this value, the function returns 0, otherwise, it + * returns 1. can take the value ST_SHLGNDS. + */ +int stats_fill_be_stats(struct proxy *px, int flags, struct field *stats, int len) +{ + if (len < ST_F_TOTAL_FIELDS) + return 0; + + memset(stats, 0, sizeof(*stats) * len); + + stats[ST_F_PXNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, px->id); + stats[ST_F_SVNAME] = mkf_str(FO_KEY|FN_NAME|FS_SERVICE, "BACKEND"); + stats[ST_F_MODE] = mkf_str(FO_CONFIG|FS_SERVICE, proxy_mode_str(px->mode)); + stats[ST_F_QCUR] = mkf_u32(0, px->nbpend); + stats[ST_F_QMAX] = mkf_u32(FN_MAX, px->be_counters.nbpend_max); + stats[ST_F_SCUR] = mkf_u32(FO_CONFIG|FN_LIMIT, px->beconn); + stats[ST_F_SMAX] = mkf_u32(FN_MAX, px->be_counters.conn_max); + stats[ST_F_SLIM] = mkf_u32(FO_CONFIG|FN_LIMIT, px->fullconn); + stats[ST_F_STOT] = mkf_u64(FN_COUNTER, px->be_counters.cum_conn); + stats[ST_F_BIN] = mkf_u64(FN_COUNTER, px->be_counters.bytes_in); + stats[ST_F_BOUT] = mkf_u64(FN_COUNTER, px->be_counters.bytes_out); + stats[ST_F_DREQ] = mkf_u64(FN_COUNTER, px->be_counters.denied_req); + stats[ST_F_DRESP] = mkf_u64(FN_COUNTER, px->be_counters.denied_resp); + stats[ST_F_ECON] = mkf_u64(FN_COUNTER, px->be_counters.failed_conns); + stats[ST_F_ERESP] = mkf_u64(FN_COUNTER, px->be_counters.failed_resp); + stats[ST_F_WRETR] = mkf_u64(FN_COUNTER, px->be_counters.retries); + stats[ST_F_WREDIS] = mkf_u64(FN_COUNTER, px->be_counters.redispatches); + stats[ST_F_STATUS] = mkf_str(FO_STATUS, (px->lbprm.tot_weight > 0 || !px->srv) ? "UP" : "DOWN"); + stats[ST_F_WEIGHT] = mkf_u32(FN_AVG, (px->lbprm.tot_weight * px->lbprm.wmult + px->lbprm.wdiv - 1) / px->lbprm.wdiv); + stats[ST_F_ACT] = mkf_u32(0, px->srv_act); + stats[ST_F_BCK] = mkf_u32(0, px->srv_bck); + stats[ST_F_CHKDOWN] = mkf_u64(FN_COUNTER, px->down_trans); + stats[ST_F_LASTCHG] = mkf_u32(FN_AGE, now.tv_sec - px->last_change); + if (px->srv) + stats[ST_F_DOWNTIME] = mkf_u32(FN_COUNTER, be_downtime(px)); + + stats[ST_F_PID] = mkf_u32(FO_KEY, relative_pid); + stats[ST_F_IID] = mkf_u32(FO_KEY|FS_SERVICE, px->uuid); + stats[ST_F_SID] = mkf_u32(FO_KEY|FS_SERVICE, 0); + stats[ST_F_LBTOT] = mkf_u64(FN_COUNTER, px->be_counters.cum_lbconn); + stats[ST_F_TYPE] = mkf_u32(FO_CONFIG|FS_SERVICE, STATS_TYPE_BE); + stats[ST_F_RATE] = mkf_u32(0, read_freq_ctr(&px->be_sess_per_sec)); + stats[ST_F_RATE_MAX] = mkf_u32(0, px->be_counters.sps_max); + + if (flags & ST_SHLGNDS) { + if (px->cookie_name) + stats[ST_F_COOKIE] = mkf_str(FO_CONFIG|FN_NAME|FS_SERVICE, px->cookie_name); + stats[ST_F_ALGO] = mkf_str(FO_CONFIG|FS_SERVICE, backend_lb_algo_str(px->lbprm.algo & BE_LB_ALGO)); + } + + /* http response: 1xx, 2xx, 3xx, 4xx, 5xx, other */ + if (px->mode == PR_MODE_HTTP) { + stats[ST_F_REQ_TOT] = mkf_u64(FN_COUNTER, px->be_counters.p.http.cum_req); + stats[ST_F_HRSP_1XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[1]); + stats[ST_F_HRSP_2XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[2]); + stats[ST_F_HRSP_3XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[3]); + stats[ST_F_HRSP_4XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[4]); + stats[ST_F_HRSP_5XX] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[5]); + stats[ST_F_HRSP_OTHER] = mkf_u64(FN_COUNTER, px->be_counters.p.http.rsp[0]); + stats[ST_F_INTERCEPTED] = mkf_u64(FN_COUNTER, px->be_counters.intercepted_req); + } + + stats[ST_F_CLI_ABRT] = mkf_u64(FN_COUNTER, px->be_counters.cli_aborts); + stats[ST_F_SRV_ABRT] = mkf_u64(FN_COUNTER, px->be_counters.srv_aborts); + + /* compression: in, out, bypassed, responses */ + stats[ST_F_COMP_IN] = mkf_u64(FN_COUNTER, px->be_counters.comp_in); + stats[ST_F_COMP_OUT] = mkf_u64(FN_COUNTER, px->be_counters.comp_out); + stats[ST_F_COMP_BYP] = mkf_u64(FN_COUNTER, px->be_counters.comp_byp); + stats[ST_F_COMP_RSP] = mkf_u64(FN_COUNTER, px->be_counters.p.http.comp_rsp); + stats[ST_F_LASTSESS] = mkf_s32(FN_AGE, be_lastsession(px)); + + stats[ST_F_QTIME] = mkf_u32(FN_AVG, swrate_avg(px->be_counters.q_time, TIME_STATS_SAMPLES)); + stats[ST_F_CTIME] = mkf_u32(FN_AVG, swrate_avg(px->be_counters.c_time, TIME_STATS_SAMPLES)); + stats[ST_F_RTIME] = mkf_u32(FN_AVG, swrate_avg(px->be_counters.d_time, TIME_STATS_SAMPLES)); + stats[ST_F_TTIME] = mkf_u32(FN_AVG, swrate_avg(px->be_counters.t_time, TIME_STATS_SAMPLES)); + + return 1; +} + +/* Dumps a line for backend to the trash for and uses the state from stream + * interface and stats flags . The caller is responsible for clearing + * the trash if needed. Returns non-zero if it emits anything, zero otherwise. + */ +static int stats_dump_be_stats(struct stream_interface *si, struct proxy *px, int flags) +{ + struct appctx *appctx = __objt_appctx(si->end); + + if (!(px->cap & PR_CAP_BE)) + return 0; + + if ((appctx->ctx.stats.flags & STAT_BOUND) && !(appctx->ctx.stats.type & (1 << STATS_TYPE_BE))) + return 0; + + if (!stats_fill_be_stats(px, flags, stats, ST_F_TOTAL_FIELDS)) + return 0; + + return stats_dump_one_line(stats, flags, px, appctx); +} + +/* Dumps the HTML table header for proxy to the trash for and uses the state from + * stream interface and per-uri parameters . The caller is responsible + * for clearing the trash if needed. + */ +static void stats_dump_html_px_hdr(struct stream_interface *si, struct proxy *px, struct uri_auth *uri) +{ + struct appctx *appctx = __objt_appctx(si->end); + char scope_txt[STAT_SCOPE_TXT_MAXLEN + sizeof STAT_SCOPE_PATTERN]; + + if (px->cap & PR_CAP_BE && px->srv && (appctx->ctx.stats.flags & STAT_ADMIN)) { + /* A form to enable/disable this proxy servers */ + + /* scope_txt = search pattern + search query, appctx->ctx.stats.scope_len is always <= STAT_SCOPE_TXT_MAXLEN */ + scope_txt[0] = 0; + if (appctx->ctx.stats.scope_len) { + strcpy(scope_txt, STAT_SCOPE_PATTERN); + memcpy(scope_txt + strlen(STAT_SCOPE_PATTERN), bo_ptr(si_ob(si)) + appctx->ctx.stats.scope_str, appctx->ctx.stats.scope_len); + scope_txt[strlen(STAT_SCOPE_PATTERN) + appctx->ctx.stats.scope_len] = 0; + } + + chunk_appendf(&trash, + "
"); + } + + /* print a new table */ + chunk_appendf(&trash, + "\n" + "" + "" + "" + "\n" + "
"); + + chunk_appendf(&trash, + "%s" + "%s", + px->id, + (uri->flags & ST_SHLGNDS) ? "":"", + px->id, px->id); + + if (uri->flags & ST_SHLGNDS) { + /* cap, mode, id */ + chunk_appendf(&trash, "
cap: %s, mode: %s, id: %d", + proxy_cap_str(px->cap), proxy_mode_str(px->mode), + px->uuid); + chunk_appendf(&trash, "
"); + } + + chunk_appendf(&trash, + "%s		%s
\n" + "\n" + "", + (uri->flags & ST_SHLGNDS) ? "":"", + px->desc ? "desc" : "empty", px->desc ? px->desc : ""); + + if ((px->cap & PR_CAP_BE) && px->srv && (appctx->ctx.stats.flags & STAT_ADMIN)) { + /* Column heading for Enable or Disable server */ + chunk_appendf(&trash, ""); + } + + chunk_appendf(&trash, + "" + "" + "" + "" + "" + "" + "\n" + "" + "" + "" + "" + "" + "" + "" + "" + "\n" + ""); +} + +/* Dumps the HTML table trailer for proxy to the trash for and uses the state from + * stream interface . The caller is responsible for clearing the trash if needed. + */ +static void stats_dump_html_px_end(struct stream_interface *si, struct proxy *px) +{ + struct appctx *appctx = __objt_appctx(si->end); + chunk_appendf(&trash, "
QueueSession rateSessionsBytesDeniedErrorsWarningsServer
CurMaxLimitCurMaxLimitCurMaxLimitTotalLbTotLastInOutReqRespReqConnRespRetrRedisStatusLastChkWghtActBckChkDwnDwntmeThrtle
"); + + if ((px->cap & PR_CAP_BE) && px->srv && (appctx->ctx.stats.flags & STAT_ADMIN)) { + /* close the form used to enable/disable this proxy servers */ + chunk_appendf(&trash, + "Choose the action to perform on the checked servers : " + "" + "" + " " + "
", + px->uuid); + } + + chunk_appendf(&trash, "

\n"); +} + +/* + * Dumps statistics for a proxy. The output is sent to the stream interface's + * input buffer. Returns 0 if it had to stop dumping data because of lack of + * buffer space, or non-zero if everything completed. This function is used + * both by the CLI and the HTTP entry points, and is able to dump the output + * in HTML or CSV formats. If the later, must be NULL. + */ +int stats_dump_proxy_to_buffer(struct stream_interface *si, struct proxy *px, struct uri_auth *uri) +{ + struct appctx *appctx = __objt_appctx(si->end); + struct stream *s = si_strm(si); + struct channel *rep = si_ic(si); + struct server *sv, *svs; /* server and server-state, server-state=server or server->track */ + struct listener *l; + unsigned int flags; + + if (uri) + flags = uri->flags; + else if (strm_li(s)->bind_conf->level >= ACCESS_LVL_OPER) + flags = ST_SHLGNDS | ST_SHNODE | ST_SHDESC; + else + flags = ST_SHNODE | ST_SHDESC; + + chunk_reset(&trash); + + switch (appctx->ctx.stats.px_st) { + case STAT_PX_ST_INIT: + /* we are on a new proxy */ + if (uri && uri->scope) { + /* we have a limited scope, we have to check the proxy name */ + struct stat_scope *scope; + int len; + + len = strlen(px->id); + scope = uri->scope; + + while (scope) { + /* match exact proxy name */ + if (scope->px_len == len && !memcmp(px->id, scope->px_id, len)) + break; + + /* match '.' which means 'self' proxy */ + if (!strcmp(scope->px_id, ".") && px == s->be) + break; + scope = scope->next; + } + + /* proxy name not found : don't dump anything */ + if (scope == NULL) + return 1; + } + + /* if the user has requested a limited output and the proxy + * name does not match, skip it. + */ + if (appctx->ctx.stats.scope_len && + strnistr(px->id, strlen(px->id), bo_ptr(si_ob(si)) + appctx->ctx.stats.scope_str, appctx->ctx.stats.scope_len) == NULL) + return 1; + + if ((appctx->ctx.stats.flags & STAT_BOUND) && + (appctx->ctx.stats.iid != -1) && + (px->uuid != appctx->ctx.stats.iid)) + return 1; + + appctx->ctx.stats.px_st = STAT_PX_ST_TH; + /* fall through */ + + case STAT_PX_ST_TH: + if (appctx->ctx.stats.flags & STAT_FMT_HTML) { + stats_dump_html_px_hdr(si, px, uri); + if (bi_putchk(rep, &trash) == -1) { + si_applet_cant_put(si); + return 0; + } + } + + appctx->ctx.stats.px_st = STAT_PX_ST_FE; + /* fall through */ + + case STAT_PX_ST_FE: + /* print the frontend */ + if (stats_dump_fe_stats(si, px)) { + if (bi_putchk(rep, &trash) == -1) { + si_applet_cant_put(si); + return 0; + } + } + + appctx->ctx.stats.l = px->conf.listeners.n; + appctx->ctx.stats.px_st = STAT_PX_ST_LI; + /* fall through */ + + case STAT_PX_ST_LI: + /* stats.l has been initialized above */ + for (; appctx->ctx.stats.l != &px->conf.listeners; appctx->ctx.stats.l = l->by_fe.n) { + if (buffer_almost_full(rep->buf)) { + si_applet_cant_put(si); + return 0; + } + + l = LIST_ELEM(appctx->ctx.stats.l, struct listener *, by_fe); + if (!l->counters) + continue; + + if (appctx->ctx.stats.flags & STAT_BOUND) { + if (!(appctx->ctx.stats.type & (1 << STATS_TYPE_SO))) + break; + + if (appctx->ctx.stats.sid != -1 && l->luid != appctx->ctx.stats.sid) + continue; + } + + /* print the frontend */ + if (stats_dump_li_stats(si, px, l, flags)) { + if (bi_putchk(rep, &trash) == -1) { + si_applet_cant_put(si); + return 0; + } + } + } + + appctx->ctx.stats.sv = px->srv; /* may be NULL */ + appctx->ctx.stats.px_st = STAT_PX_ST_SV; + /* fall through */ + + case STAT_PX_ST_SV: + /* stats.sv has been initialized above */ + for (; appctx->ctx.stats.sv != NULL; appctx->ctx.stats.sv = sv->next) { + if (buffer_almost_full(rep->buf)) { + si_applet_cant_put(si); + return 0; + } + + sv = appctx->ctx.stats.sv; + + if (appctx->ctx.stats.flags & STAT_BOUND) { + if (!(appctx->ctx.stats.type & (1 << STATS_TYPE_SV))) + break; + + if (appctx->ctx.stats.sid != -1 && sv->puid != appctx->ctx.stats.sid) + continue; + } + + svs = sv; + while (svs->track) + svs = svs->track; + + /* do not report servers which are DOWN and not changing state */ + if ((appctx->ctx.stats.flags & STAT_HIDE_DOWN) && + ((sv->admin & SRV_ADMF_MAINT) || /* server is in maintenance */ + (sv->state == SRV_ST_STOPPED && /* server is down */ + (!((svs->agent.state | svs->check.state) & CHK_ST_ENABLED) || + ((svs->agent.state & CHK_ST_ENABLED) && !svs->agent.health) || + ((svs->check.state & CHK_ST_ENABLED) && !svs->check.health))))) { + continue; + } + + if (stats_dump_sv_stats(si, px, flags, sv)) { + if (bi_putchk(rep, &trash) == -1) { + si_applet_cant_put(si); + return 0; + } + } + } /* for sv */ + + appctx->ctx.stats.px_st = STAT_PX_ST_BE; + /* fall through */ + + case STAT_PX_ST_BE: + /* print the backend */ + if (stats_dump_be_stats(si, px, flags)) { + if (bi_putchk(rep, &trash) == -1) { + si_applet_cant_put(si); + return 0; + } + } + + appctx->ctx.stats.px_st = STAT_PX_ST_END; + /* fall through */ + + case STAT_PX_ST_END: + if (appctx->ctx.stats.flags & STAT_FMT_HTML) { + stats_dump_html_px_end(si, px); + if (bi_putchk(rep, &trash) == -1) { + si_applet_cant_put(si); + return 0; + } + } + + appctx->ctx.stats.px_st = STAT_PX_ST_FIN; + /* fall through */ + + case STAT_PX_ST_FIN: + return 1; + + default: + /* unknown state, we should put an abort() here ! */ + return 1; + } +} + +/* Dumps the HTTP stats head block to the trash for and uses the per-uri + * parameters . The caller is responsible for clearing the trash if needed. + */ +static void stats_dump_html_head(struct uri_auth *uri) +{ + /* WARNING! This must fit in the first buffer !!! */ + chunk_appendf(&trash, + "\n" + "Statistics Report for " PRODUCT_NAME "%s%s\n" + "\n" + "\n", + (uri->flags & ST_SHNODE) ? " on " : "", + (uri->flags & ST_SHNODE) ? (uri->node ? uri->node : global.node) : "" + ); +} + +/* Dumps the HTML stats information block to the trash for and uses the state from + * stream interface and per-uri parameters . The caller is responsible + * for clearing the trash if needed. + */ +static void stats_dump_html_info(struct stream_interface *si, struct uri_auth *uri) +{ + struct appctx *appctx = __objt_appctx(si->end); + unsigned int up = (now.tv_sec - start_date.tv_sec); + char scope_txt[STAT_SCOPE_TXT_MAXLEN + sizeof STAT_SCOPE_PATTERN]; + + /* WARNING! this has to fit the first packet too. + * We are around 3.5 kB, add adding entries will + * become tricky if we want to support 4kB buffers ! + */ + chunk_appendf(&trash, + "

" + PRODUCT_NAME "%s

\n" + "

Statistics Report for pid %d%s%s%s%s

\n" + "
\n" + "

> General process information

\n" + "" + "" + "" + "
\n" + "

pid = %d (process #%d, nbproc = %d)
\n" + "uptime = %dd %dh%02dm%02ds
\n" + "system limits: memmax = %s%s; ulimit-n = %d
\n" + "maxsock = %d; maxconn = %d; maxpipes = %d
\n" + "current conns = %d; current pipes = %d/%d; conn rate = %d/sec
\n" + "Running tasks: %d/%d; idle = %d %%
\n" + "

\n" + "\n" + "" + "" + "\n" + "" + "" + "\n" + "" + "" + "\n" + "" + "" + "\n" + "" + "\n" + "" + "
 active UP  backup UP
active UP, going down backup UP, going down
active DOWN, going up backup DOWN, going up
active or backup DOWN  not checked
active or backup DOWN for maintenance (MAINT)  
active or backup SOFT STOPPED for maintenance  
\n" + "Note: \"NOLB\"/\"DRAIN\" = UP with load-balancing disabled." + "		" + "Display option:
    " + "", + (uri->flags & ST_HIDEVER) ? "" : (STATS_VERSION_STRING), + pid, (uri->flags & ST_SHNODE) ? " on " : "", + (uri->flags & ST_SHNODE) ? (uri->node ? uri->node : global.node) : "", + (uri->flags & ST_SHDESC) ? ": " : "", + (uri->flags & ST_SHDESC) ? (uri->desc ? uri->desc : global.desc) : "", + pid, relative_pid, global.nbproc, + up / 86400, (up % 86400) / 3600, + (up % 3600) / 60, (up % 60), + global.rlimit_memmax ? ultoa(global.rlimit_memmax) : "unlimited", + global.rlimit_memmax ? " MB" : "", + global.rlimit_nofile, + global.maxsock, global.maxconn, global.maxpipes, + actconn, pipes_used, pipes_used+pipes_free, read_freq_ctr(&global.conn_per_sec), + run_queue_cur, nb_tasks_cur, idle_pct + ); + + /* scope_txt = search query, appctx->ctx.stats.scope_len is always <= STAT_SCOPE_TXT_MAXLEN */ + memcpy(scope_txt, bo_ptr(si_ob(si)) + appctx->ctx.stats.scope_str, appctx->ctx.stats.scope_len); + scope_txt[appctx->ctx.stats.scope_len] = '\0'; + + chunk_appendf(&trash, + "
  • Scope :
    \n", + (appctx->ctx.stats.scope_len > 0) ? scope_txt : "", + STAT_SCOPE_TXT_MAXLEN); + + /* scope_txt = search pattern + search query, appctx->ctx.stats.scope_len is always <= STAT_SCOPE_TXT_MAXLEN */ + scope_txt[0] = 0; + if (appctx->ctx.stats.scope_len) { + strcpy(scope_txt, STAT_SCOPE_PATTERN); + memcpy(scope_txt + strlen(STAT_SCOPE_PATTERN), bo_ptr(si_ob(si)) + appctx->ctx.stats.scope_str, appctx->ctx.stats.scope_len); + scope_txt[strlen(STAT_SCOPE_PATTERN) + appctx->ctx.stats.scope_len] = 0; + } + + if (appctx->ctx.stats.flags & STAT_HIDE_DOWN) + chunk_appendf(&trash, + "
  • Show all servers
    \n", + uri->uri_prefix, + "", + (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + else + chunk_appendf(&trash, + "
  • Hide 'DOWN' servers
    \n", + uri->uri_prefix, + ";up", + (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + + if (uri->refresh > 0) { + if (appctx->ctx.stats.flags & STAT_NO_REFRESH) + chunk_appendf(&trash, + "
  • Enable refresh
    \n", + uri->uri_prefix, + (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", + "", + scope_txt); + else + chunk_appendf(&trash, + "
  • Disable refresh
    \n", + uri->uri_prefix, + (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", + ";norefresh", + scope_txt); + } + + chunk_appendf(&trash, + "
  • Refresh now
    \n", + uri->uri_prefix, + (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", + (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + + chunk_appendf(&trash, + "
  • CSV export
    \n", + uri->uri_prefix, + (uri->refresh > 0) ? ";norefresh" : "", + scope_txt); + + chunk_appendf(&trash, + "
" + "External resources:" + "
\n" + "" + ); + + if (appctx->ctx.stats.st_code) { + switch (appctx->ctx.stats.st_code) { + case STAT_STATUS_DONE: + chunk_appendf(&trash, + "

" + "[X] " + "Action processed successfully." + "
\n", uri->uri_prefix, + (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", + (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + case STAT_STATUS_NONE: + chunk_appendf(&trash, + "

" + "[X] " + "Nothing has changed." + "
\n", uri->uri_prefix, + (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", + (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + case STAT_STATUS_PART: + chunk_appendf(&trash, + "

" + "[X] " + "Action partially processed.
" + "Some server names are probably unknown or ambiguous (duplicated names in the backend)." + "
\n", uri->uri_prefix, + (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", + (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + case STAT_STATUS_ERRP: + chunk_appendf(&trash, + "

" + "[X] " + "Action not processed because of invalid parameters." + "
    " + "
  • The action is maybe unknown.
    • " + "
  • The backend name is probably unknown or ambiguous (duplicated names).
    • " + "
  • Some server names are probably unknown or ambiguous (duplicated names in the backend).
    • " + "
" + "
\n", uri->uri_prefix, + (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", + (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + case STAT_STATUS_EXCD: + chunk_appendf(&trash, + "

" + "[X] " + "Action not processed : the buffer couldn't store all the data.
" + "You should retry with less servers at a time." + "
\n", uri->uri_prefix, + (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", + (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + case STAT_STATUS_DENY: + chunk_appendf(&trash, + "

" + "[X] " + "Action denied." + "
\n", uri->uri_prefix, + (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", + (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + break; + default: + chunk_appendf(&trash, + "

" + "[X] " + "Unexpected result." + "
\n", uri->uri_prefix, + (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", + (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + } + chunk_appendf(&trash, "

\n"); + } +} + +/* Dumps the HTML stats trailer block to the trash. The caller is responsible + * for clearing the trash if needed. + */ +static void stats_dump_html_end() +{ + chunk_appendf(&trash, "\n"); +} + +/* This function dumps statistics onto the stream interface's read buffer in + * either CSV or HTML format. contains some HTML-specific parameters that + * are ignored for CSV format (hence may be NULL there). It returns 0 if + * it had to stop writing data and an I/O is needed, 1 if the dump is finished + * and the stream must be closed, or -1 in case of any error. This function is + * used by both the CLI and the HTTP handlers. + */ +int stats_dump_stat_to_buffer(struct stream_interface *si, struct uri_auth *uri) +{ + struct appctx *appctx = __objt_appctx(si->end); + struct channel *rep = si_ic(si); + struct proxy *px; + + chunk_reset(&trash); + + switch (appctx->st2) { + case STAT_ST_INIT: + appctx->st2 = STAT_ST_HEAD; /* let's start producing data */ + /* fall through */ + + case STAT_ST_HEAD: + if (appctx->ctx.stats.flags & STAT_FMT_HTML) + stats_dump_html_head(uri); + else if (!(appctx->ctx.stats.flags & STAT_FMT_TYPED)) + stats_dump_csv_header(); + + if (bi_putchk(rep, &trash) == -1) { + si_applet_cant_put(si); + return 0; + } + + appctx->st2 = STAT_ST_INFO; + /* fall through */ + + case STAT_ST_INFO: + if (appctx->ctx.stats.flags & STAT_FMT_HTML) { + stats_dump_html_info(si, uri); + if (bi_putchk(rep, &trash) == -1) { + si_applet_cant_put(si); + return 0; + } + } + + appctx->ctx.stats.px = proxy; + appctx->ctx.stats.px_st = STAT_PX_ST_INIT; + appctx->st2 = STAT_ST_LIST; + /* fall through */ + + case STAT_ST_LIST: + /* dump proxies */ + while (appctx->ctx.stats.px) { + if (buffer_almost_full(rep->buf)) { + si_applet_cant_put(si); + return 0; + } + + px = appctx->ctx.stats.px; + /* skip the disabled proxies, global frontend and non-networked ones */ + if (px->state != PR_STSTOPPED && px->uuid > 0 && (px->cap & (PR_CAP_FE | PR_CAP_BE))) + if (stats_dump_proxy_to_buffer(si, px, uri) == 0) + return 0; + + appctx->ctx.stats.px = px->next; + appctx->ctx.stats.px_st = STAT_PX_ST_INIT; + } + /* here, we just have reached the last proxy */ + + appctx->st2 = STAT_ST_END; + /* fall through */ + + case STAT_ST_END: + if (appctx->ctx.stats.flags & STAT_FMT_HTML) { + stats_dump_html_end(); + if (bi_putchk(rep, &trash) == -1) { + si_applet_cant_put(si); + return 0; + } + } + + appctx->st2 = STAT_ST_FIN; + /* fall through */ + + case STAT_ST_FIN: + return 1; + + default: + /* unknown state ! */ + appctx->st2 = STAT_ST_FIN; + return -1; + } +} + +/* We reached the stats page through a POST request. The appctx is + * expected to have already been allocated by the caller. + * Parse the posted data and enable/disable servers if necessary. + * Returns 1 if request was parsed or zero if it needs more data. + */ +static int stats_process_http_post(struct stream_interface *si) +{ + struct stream *s = si_strm(si); + struct appctx *appctx = objt_appctx(si->end); + + struct proxy *px = NULL; + struct server *sv = NULL; + + char key[LINESIZE]; + int action = ST_ADM_ACTION_NONE; + int reprocess = 0; + + int total_servers = 0; + int altered_servers = 0; + + char *first_param, *cur_param, *next_param, *end_params; + char *st_cur_param = NULL; + char *st_next_param = NULL; + + struct chunk *temp; + int reql; + + temp = get_trash_chunk(); + if (temp->size < s->txn->req.body_len) { + /* too large request */ + appctx->ctx.stats.st_code = STAT_STATUS_EXCD; + goto out; + } + + reql = bo_getblk(si_oc(si), temp->str, s->txn->req.body_len, s->txn->req.eoh + 2); + if (reql <= 0) { + /* we need more data */ + appctx->ctx.stats.st_code = STAT_STATUS_NONE; + return 0; + } + + first_param = temp->str; + end_params = temp->str + reql; + cur_param = next_param = end_params; + *end_params = '\0'; + + appctx->ctx.stats.st_code = STAT_STATUS_NONE; + + /* + * Parse the parameters in reverse order to only store the last value. + * From the html form, the backend and the action are at the end. + */ + while (cur_param > first_param) { + char *value; + int poffset, plen; + + cur_param--; + + if ((*cur_param == '&') || (cur_param == first_param)) { + reprocess_servers: + /* Parse the key */ + poffset = (cur_param != first_param ? 1 : 0); + plen = next_param - cur_param + (cur_param == first_param ? 1 : 0); + if ((plen > 0) && (plen <= sizeof(key))) { + strncpy(key, cur_param + poffset, plen); + key[plen - 1] = '\0'; + } else { + appctx->ctx.stats.st_code = STAT_STATUS_EXCD; + goto out; + } + + /* Parse the value */ + value = key; + while (*value != '\0' && *value != '=') { + value++; + } + if (*value == '=') { + /* Ok, a value is found, we can mark the end of the key */ + *value++ = '\0'; + } + if (url_decode(key) < 0 || url_decode(value) < 0) + break; + + /* Now we can check the key to see what to do */ + if (!px && (strcmp(key, "b") == 0)) { + if ((px = proxy_be_by_name(value)) == NULL) { + /* the backend name is unknown or ambiguous (duplicate names) */ + appctx->ctx.stats.st_code = STAT_STATUS_ERRP; + goto out; + } + } + else if (!action && (strcmp(key, "action") == 0)) { + if (strcmp(value, "ready") == 0) { + action = ST_ADM_ACTION_READY; + } + else if (strcmp(value, "drain") == 0) { + action = ST_ADM_ACTION_DRAIN; + } + else if (strcmp(value, "maint") == 0) { + action = ST_ADM_ACTION_MAINT; + } + else if (strcmp(value, "shutdown") == 0) { + action = ST_ADM_ACTION_SHUTDOWN; + } + else if (strcmp(value, "dhlth") == 0) { + action = ST_ADM_ACTION_DHLTH; + } + else if (strcmp(value, "ehlth") == 0) { + action = ST_ADM_ACTION_EHLTH; + } + else if (strcmp(value, "hrunn") == 0) { + action = ST_ADM_ACTION_HRUNN; + } + else if (strcmp(value, "hnolb") == 0) { + action = ST_ADM_ACTION_HNOLB; + } + else if (strcmp(value, "hdown") == 0) { + action = ST_ADM_ACTION_HDOWN; + } + else if (strcmp(value, "dagent") == 0) { + action = ST_ADM_ACTION_DAGENT; + } + else if (strcmp(value, "eagent") == 0) { + action = ST_ADM_ACTION_EAGENT; + } + else if (strcmp(value, "arunn") == 0) { + action = ST_ADM_ACTION_ARUNN; + } + else if (strcmp(value, "adown") == 0) { + action = ST_ADM_ACTION_ADOWN; + } + /* else these are the old supported methods */ + else if (strcmp(value, "disable") == 0) { + action = ST_ADM_ACTION_DISABLE; + } + else if (strcmp(value, "enable") == 0) { + action = ST_ADM_ACTION_ENABLE; + } + else if (strcmp(value, "stop") == 0) { + action = ST_ADM_ACTION_STOP; + } + else if (strcmp(value, "start") == 0) { + action = ST_ADM_ACTION_START; + } + else { + appctx->ctx.stats.st_code = STAT_STATUS_ERRP; + goto out; + } + } + else if (strcmp(key, "s") == 0) { + if (!(px && action)) { + /* + * Indicates that we'll need to reprocess the parameters + * as soon as backend and action are known + */ + if (!reprocess) { + st_cur_param = cur_param; + st_next_param = next_param; + } + reprocess = 1; + } + else if ((sv = findserver(px, value)) != NULL) { + switch (action) { + case ST_ADM_ACTION_DISABLE: + if (!(sv->admin & SRV_ADMF_FMAINT)) { + altered_servers++; + total_servers++; + srv_set_admin_flag(sv, SRV_ADMF_FMAINT, "'disable' on stats page"); + } + break; + case ST_ADM_ACTION_ENABLE: + if (sv->admin & SRV_ADMF_FMAINT) { + altered_servers++; + total_servers++; + srv_clr_admin_flag(sv, SRV_ADMF_FMAINT); + } + break; + case ST_ADM_ACTION_STOP: + if (!(sv->admin & SRV_ADMF_FDRAIN)) { + srv_set_admin_flag(sv, SRV_ADMF_FDRAIN, "'stop' on stats page"); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_START: + if (sv->admin & SRV_ADMF_FDRAIN) { + srv_clr_admin_flag(sv, SRV_ADMF_FDRAIN); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_DHLTH: + if (sv->check.state & CHK_ST_CONFIGURED) { + sv->check.state &= ~CHK_ST_ENABLED; + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_EHLTH: + if (sv->check.state & CHK_ST_CONFIGURED) { + sv->check.state |= CHK_ST_ENABLED; + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_HRUNN: + if (!(sv->track)) { + sv->check.health = sv->check.rise + sv->check.fall - 1; + srv_set_running(sv, "changed from Web interface"); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_HNOLB: + if (!(sv->track)) { + sv->check.health = sv->check.rise + sv->check.fall - 1; + srv_set_stopping(sv, "changed from Web interface"); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_HDOWN: + if (!(sv->track)) { + sv->check.health = 0; + srv_set_stopped(sv, "changed from Web interface"); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_DAGENT: + if (sv->agent.state & CHK_ST_CONFIGURED) { + sv->agent.state &= ~CHK_ST_ENABLED; + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_EAGENT: + if (sv->agent.state & CHK_ST_CONFIGURED) { + sv->agent.state |= CHK_ST_ENABLED; + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_ARUNN: + if (sv->agent.state & CHK_ST_ENABLED) { + sv->agent.health = sv->agent.rise + sv->agent.fall - 1; + srv_set_running(sv, "changed from Web interface"); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_ADOWN: + if (sv->agent.state & CHK_ST_ENABLED) { + sv->agent.health = 0; + srv_set_stopped(sv, "changed from Web interface"); + altered_servers++; + total_servers++; + } + break; + case ST_ADM_ACTION_READY: + srv_adm_set_ready(sv); + altered_servers++; + total_servers++; + break; + case ST_ADM_ACTION_DRAIN: + srv_adm_set_drain(sv); + altered_servers++; + total_servers++; + break; + case ST_ADM_ACTION_MAINT: + srv_adm_set_maint(sv); + altered_servers++; + total_servers++; + break; + case ST_ADM_ACTION_SHUTDOWN: + if (px->state != PR_STSTOPPED) { + struct stream *sess, *sess_bck; + + list_for_each_entry_safe(sess, sess_bck, &sv->actconns, by_srv) + if (sess->srv_conn == sv) + stream_shutdown(sess, SF_ERR_KILLED); + + altered_servers++; + total_servers++; + } + break; + } + } else { + /* the server name is unknown or ambiguous (duplicate names) */ + total_servers++; + } + } + if (reprocess && px && action) { + /* Now, we know the backend and the action chosen by the user. + * We can safely restart from the first server parameter + * to reprocess them + */ + cur_param = st_cur_param; + next_param = st_next_param; + reprocess = 0; + goto reprocess_servers; + } + + next_param = cur_param; + } + } + + if (total_servers == 0) { + appctx->ctx.stats.st_code = STAT_STATUS_NONE; + } + else if (altered_servers == 0) { + appctx->ctx.stats.st_code = STAT_STATUS_ERRP; + } + else if (altered_servers == total_servers) { + appctx->ctx.stats.st_code = STAT_STATUS_DONE; + } + else { + appctx->ctx.stats.st_code = STAT_STATUS_PART; + } + out: + return 1; +} + + +static int stats_send_http_headers(struct stream_interface *si) +{ + struct stream *s = si_strm(si); + struct uri_auth *uri = s->be->uri_auth; + struct appctx *appctx = objt_appctx(si->end); + + chunk_printf(&trash, + "HTTP/1.1 200 OK\r\n" + "Cache-Control: no-cache\r\n" + "Connection: close\r\n" + "Content-Type: %s\r\n", + (appctx->ctx.stats.flags & STAT_FMT_HTML) ? "text/html" : "text/plain"); + + if (uri->refresh > 0 && !(appctx->ctx.stats.flags & STAT_NO_REFRESH)) + chunk_appendf(&trash, "Refresh: %d\r\n", + uri->refresh); + + /* we don't send the CRLF in chunked mode, it will be sent with the first chunk's size */ + + if (appctx->ctx.stats.flags & STAT_CHUNKED) + chunk_appendf(&trash, "Transfer-Encoding: chunked\r\n"); + else + chunk_appendf(&trash, "\r\n"); + + s->txn->status = 200; + s->logs.tv_request = now; + + if (bi_putchk(si_ic(si), &trash) == -1) { + si_applet_cant_put(si); + return 0; + } + + return 1; +} + +static int stats_send_http_redirect(struct stream_interface *si) +{ + char scope_txt[STAT_SCOPE_TXT_MAXLEN + sizeof STAT_SCOPE_PATTERN]; + struct stream *s = si_strm(si); + struct uri_auth *uri = s->be->uri_auth; + struct appctx *appctx = objt_appctx(si->end); + + /* scope_txt = search pattern + search query, appctx->ctx.stats.scope_len is always <= STAT_SCOPE_TXT_MAXLEN */ + scope_txt[0] = 0; + if (appctx->ctx.stats.scope_len) { + strcpy(scope_txt, STAT_SCOPE_PATTERN); + memcpy(scope_txt + strlen(STAT_SCOPE_PATTERN), bo_ptr(si_ob(si)) + appctx->ctx.stats.scope_str, appctx->ctx.stats.scope_len); + scope_txt[strlen(STAT_SCOPE_PATTERN) + appctx->ctx.stats.scope_len] = 0; + } + + /* We don't want to land on the posted stats page because a refresh will + * repost the data. We don't want this to happen on accident so we redirect + * the browse to the stats page with a GET. + */ + chunk_printf(&trash, + "HTTP/1.1 303 See Other\r\n" + "Cache-Control: no-cache\r\n" + "Content-Type: text/plain\r\n" + "Connection: close\r\n" + "Location: %s;st=%s%s%s%s\r\n" + "Content-length: 0\r\n" + "\r\n", + uri->uri_prefix, + ((appctx->ctx.stats.st_code > STAT_STATUS_INIT) && + (appctx->ctx.stats.st_code < STAT_STATUS_SIZE) && + stat_status_codes[appctx->ctx.stats.st_code]) ? + stat_status_codes[appctx->ctx.stats.st_code] : + stat_status_codes[STAT_STATUS_UNKN], + (appctx->ctx.stats.flags & STAT_HIDE_DOWN) ? ";up" : "", + (appctx->ctx.stats.flags & STAT_NO_REFRESH) ? ";norefresh" : "", + scope_txt); + + s->txn->status = 303; + s->logs.tv_request = now; + + if (bi_putchk(si_ic(si), &trash) == -1) { + si_applet_cant_put(si); + return 0; + } + + return 1; +} + +/* This I/O handler runs as an applet embedded in a stream interface. It is + * used to send HTTP stats over a TCP socket. The mechanism is very simple. + * appctx->st0 contains the operation in progress (dump, done). The handler + * automatically unregisters itself once transfer is complete. + */ +static void http_stats_io_handler(struct appctx *appctx) +{ + struct stream_interface *si = appctx->owner; + struct stream *s = si_strm(si); + struct channel *req = si_oc(si); + struct channel *res = si_ic(si); + + if (unlikely(si->state == SI_ST_DIS || si->state == SI_ST_CLO)) + goto out; + + /* check that the output is not closed */ + if (res->flags & (CF_SHUTW|CF_SHUTW_NOW)) + appctx->st0 = STAT_HTTP_DONE; + + /* all states are processed in sequence */ + if (appctx->st0 == STAT_HTTP_HEAD) { + if (stats_send_http_headers(si)) { + if (s->txn->meth == HTTP_METH_HEAD) + appctx->st0 = STAT_HTTP_DONE; + else + appctx->st0 = STAT_HTTP_DUMP; + } + } + + if (appctx->st0 == STAT_HTTP_DUMP) { + unsigned int prev_len = si_ib(si)->i; + unsigned int data_len; + unsigned int last_len; + unsigned int last_fwd = 0; + + if (appctx->ctx.stats.flags & STAT_CHUNKED) { + /* One difficulty we're facing is that we must prevent + * the input data from being automatically forwarded to + * the output area. For this, we temporarily disable + * forwarding on the channel. + */ + last_fwd = si_ic(si)->to_forward; + si_ic(si)->to_forward = 0; + chunk_printf(&trash, "\r\n000000\r\n"); + if (bi_putchk(si_ic(si), &trash) == -1) { + si_applet_cant_put(si); + si_ic(si)->to_forward = last_fwd; + goto out; + } + } + + data_len = si_ib(si)->i; + if (stats_dump_stat_to_buffer(si, s->be->uri_auth)) + appctx->st0 = STAT_HTTP_DONE; + + last_len = si_ib(si)->i; + + /* Now we must either adjust or remove the chunk size. This is + * not easy because the chunk size might wrap at the end of the + * buffer, so we pretend we have nothing in the buffer, we write + * the size, then restore the buffer's contents. Note that we can + * only do that because no forwarding is scheduled on the stats + * applet. + */ + if (appctx->ctx.stats.flags & STAT_CHUNKED) { + si_ic(si)->total -= (last_len - prev_len); + si_ib(si)->i -= (last_len - prev_len); + + if (last_len != data_len) { + chunk_printf(&trash, "\r\n%06x\r\n", (last_len - data_len)); + if (bi_putchk(si_ic(si), &trash) == -1) + si_applet_cant_put(si); + + si_ic(si)->total += (last_len - data_len); + si_ib(si)->i += (last_len - data_len); + } + /* now re-enable forwarding */ + channel_forward(si_ic(si), last_fwd); + } + } + + if (appctx->st0 == STAT_HTTP_POST) { + if (stats_process_http_post(si)) + appctx->st0 = STAT_HTTP_LAST; + else if (si_oc(si)->flags & CF_SHUTR) + appctx->st0 = STAT_HTTP_DONE; + } + + if (appctx->st0 == STAT_HTTP_LAST) { + if (stats_send_http_redirect(si)) + appctx->st0 = STAT_HTTP_DONE; + } + + if (appctx->st0 == STAT_HTTP_DONE) { + if (appctx->ctx.stats.flags & STAT_CHUNKED) { + chunk_printf(&trash, "\r\n0\r\n\r\n"); + if (bi_putchk(si_ic(si), &trash) == -1) { + si_applet_cant_put(si); + goto out; + } + } + /* eat the whole request */ + bo_skip(si_oc(si), si_ob(si)->o); + res->flags |= CF_READ_NULL; + si_shutr(si); + } + + if ((res->flags & CF_SHUTR) && (si->state == SI_ST_EST)) + si_shutw(si); + + if (appctx->st0 == STAT_HTTP_DONE) { + if ((req->flags & CF_SHUTW) && (si->state == SI_ST_EST)) { + si_shutr(si); + res->flags |= CF_READ_NULL; + } + } + out: + /* just to make gcc happy */ ; +} + +struct applet http_stats_applet = { + .obj_type = OBJ_TYPE_APPLET, + .name = "", /* used for logging */ + .fct = http_stats_io_handler, + .release = NULL, +}; + +/* + * Local variables: + * c-indent-level: 8 + * c-basic-offset: 8 + * End: + */