/* * General logging functions. * * Copyright 2000-2008 Willy Tarreau * * 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 const char *log_facilities[NB_LOG_FACILITIES] = { "kern", "user", "mail", "daemon", "auth", "syslog", "lpr", "news", "uucp", "cron", "auth2", "ftp", "ntp", "audit", "alert", "cron2", "local0", "local1", "local2", "local3", "local4", "local5", "local6", "local7" }; const char *log_levels[NB_LOG_LEVELS] = { "emerg", "alert", "crit", "err", "warning", "notice", "info", "debug" }; const char sess_term_cond[10] = "-cCsSPRIDK"; /* normal, CliTo, CliErr, SrvTo, SrvErr, PxErr, Resource, Internal, Down, Killed */ const char sess_fin_state[8] = "-RCHDLQT"; /* cliRequest, srvConnect, srvHeader, Data, Last, Queue, Tarpit */ /* log_format */ struct logformat_type { char *name; int type; int mode; int (*config_callback)(struct logformat_node *node, struct proxy *curproxy); }; int prepare_addrsource(struct logformat_node *node, struct proxy *curproxy); /* log_format variable names */ static const struct logformat_type logformat_keywords[] = { { "o", LOG_GLOBAL, PR_MODE_TCP, NULL }, /* global option */ { "Ci", LOG_CLIENTIP, PR_MODE_TCP, NULL }, /* client ip */ { "Cp", LOG_CLIENTPORT, PR_MODE_TCP, NULL }, /* client port */ { "Bp", LOG_SOURCEPORT, PR_MODE_TCP, prepare_addrsource }, /* backend source port */ { "Bi", LOG_SOURCEIP, PR_MODE_TCP, prepare_addrsource }, /* backend source ip */ { "t", LOG_DATE, PR_MODE_TCP, NULL }, /* date */ { "T", LOG_DATEGMT, PR_MODE_TCP, NULL }, /* date GMT */ { "ms", LOG_MS, PR_MODE_TCP, NULL }, /* accept date millisecond */ { "f", LOG_FRONTEND, PR_MODE_TCP, NULL }, /* frontend */ { "b", LOG_BACKEND, PR_MODE_TCP, NULL }, /* backend */ { "s", LOG_SERVER, PR_MODE_TCP, NULL }, /* server */ { "B", LOG_BYTES, PR_MODE_TCP, NULL }, /* bytes read */ { "Tq", LOG_TQ, PR_MODE_HTTP, NULL }, /* Tq */ { "Tw", LOG_TW, PR_MODE_TCP, NULL }, /* Tw */ { "Tc", LOG_TC, PR_MODE_TCP, NULL }, /* Tc */ { "Tr", LOG_TR, PR_MODE_HTTP, NULL }, /* Tr */ { "Tt", LOG_TT, PR_MODE_TCP, NULL }, /* Tt */ { "st", LOG_STATUS, PR_MODE_HTTP, NULL }, /* status code */ { "cc", LOG_CCLIENT, PR_MODE_HTTP, NULL }, /* client cookie */ { "cs", LOG_CSERVER, PR_MODE_HTTP, NULL }, /* server cookie */ { "ts", LOG_TERMSTATE, PR_MODE_TCP, NULL },/* terminaison state */ { "tsc", LOG_TERMSTATE_CK, PR_MODE_HTTP, NULL },/* terminaison state with cookie status */ { "ac", LOG_ACTCONN, PR_MODE_TCP, NULL }, /* actconn */ { "fc", LOG_FECONN, PR_MODE_TCP, NULL }, /* feconn */ { "bc", LOG_BECONN, PR_MODE_TCP, NULL }, /* beconn */ { "sc", LOG_SRVCONN, PR_MODE_TCP, NULL }, /* srv_conn */ { "rc", LOG_RETRIES, PR_MODE_TCP, NULL }, /* retries */ { "sq", LOG_SRVQUEUE, PR_MODE_TCP, NULL }, /* srv_queue */ { "bq", LOG_BCKQUEUE, PR_MODE_TCP, NULL }, /* backend_queue */ { "hr", LOG_HDRREQUEST, PR_MODE_HTTP, NULL }, /* header request */ { "hs", LOG_HDRRESPONS, PR_MODE_HTTP, NULL }, /* header response */ { "hrl", LOG_HDRREQUESTLIST, PR_MODE_HTTP, NULL }, /* header request list */ { "hsl", LOG_HDRRESPONSLIST, PR_MODE_HTTP, NULL }, /* header response list */ { "r", LOG_REQ, PR_MODE_HTTP, NULL }, /* request */ { 0, 0, 0, NULL } }; char default_http_log_format[] = "%Ci:%Cp [%t] %f %b/%s %Tq/%Tw/%Tc/%Tr/%Tt %st %B %cc %cs %tsc %ac/%fc/%bc/%sc/%rc %sq/%bq %hr %hs %{+Q}r"; // default format char clf_http_log_format[] = "%{+Q}o %{-Q}Ci - - [%T] %r %st %B \"\" \"\" %Cp %ms %f %b %s %Tq %Tw %Tc %Tr %Tt %tsc %ac %fc %bc %sc %rc %sq %bq %cc %cs %hrl %hsl"; char default_tcp_log_format[] = "%Ci:%Cp [%t] %f %b/%s %Tw/%Tc/%Tt %B %ts %ac/%fc/%bc/%sc/%rc %sq/%bq"; char *log_format = NULL; /* This is a global syslog line, common to all outgoing messages. It begins * with the syslog tag and the date that are updated by update_log_hdr(). */ static char logline[MAX_SYSLOG_LEN]; struct logformat_var_args { char *name; int mask; }; struct logformat_var_args var_args_list[] = { // global { "M", LOG_OPT_MANDATORY }, { "Q", LOG_OPT_QUOTE }, { 0, 0 } }; /* * callback used to configure addr source retrieval */ int prepare_addrsource(struct logformat_node *node, struct proxy *curproxy) { curproxy->options2 |= PR_O2_SRC_ADDR; return 0; } /* * Parse args in a logformat_var */ int parse_logformat_var_args(char *args, struct logformat_node *node) { int i = 0; int end = 0; int flags = 0; // 1 = + 2 = - char *sp = NULL; // start pointer if (args == NULL) return 1; while (1) { if (*args == '\0') end = 1; if (*args == '+') { // add flag sp = args + 1; flags = 1; } if (*args == '-') { // delete flag sp = args + 1; flags = 2; } if (*args == '\0' || *args == ',') { *args = '\0'; for (i = 0; var_args_list[i].name; i++) { if (strcmp(sp, var_args_list[i].name) == 0) { if (flags == 1) { node->options |= var_args_list[i].mask; break; } else if (flags == 2) { node->options &= ~var_args_list[i].mask; break; } } } sp = NULL; if (end) break; } args++; } return 0; } /* * Parse a variable '%varname' or '%{args}varname' in logformat * */ int parse_logformat_var(char *str, size_t len, struct proxy *curproxy, int *defoptions) { int i, j; char *arg = NULL; // arguments int fparam = 0; char *name = NULL; struct logformat_node *node = NULL; char varname[255] = { 0 }; // variable name for (i = 1; i < len; i++) { // escape first char % if (!arg && str[i] == '{') { arg = str + i; fparam = 1; } else if (arg && str[i] == '}') { char *tmp = arg; arg = calloc(str + i - tmp, 1); // without {} strncpy(arg, tmp + 1, str + i - tmp - 1); // copy without { and } arg[str + i - tmp - 1] = '\0'; fparam = 0; } else if (!name && !fparam) { strncpy(varname, str + i, len - i + 1); varname[len - i] = '\0'; for (j = 0; logformat_keywords[j].name; j++) { // search a log type if (strcmp(varname, logformat_keywords[j].name) == 0) { if (!((logformat_keywords[j].mode == PR_MODE_HTTP) && (curproxy->mode == PR_MODE_TCP))) { node = calloc(1, sizeof(struct logformat_node)); node->type = logformat_keywords[j].type; node->options = *defoptions; node->arg = arg; parse_logformat_var_args(node->arg, node); if (node->type == LOG_GLOBAL) { *defoptions = node->options; free(node); } else { if (logformat_keywords[j].config_callback != NULL) { if (logformat_keywords[j].config_callback(node, curproxy) != 0) { return -1; } } LIST_ADDQ(&curproxy->logformat, &node->list); } return 0; } else { Warning("Warning: No such variable name '%s' in this log mode\n", varname); if (arg) free(arg); return -1; } } } Warning("Warning: No such variable name '%s' in logformat\n", varname); if (arg) free(arg); return -1; } } return -1; } /* * push to the logformat linked list * * start: start pointer * end: end text pointer * type: string type * * LOG_TEXT: copy chars from start to end excluding end. * */ void add_to_logformat_list(char *start, char *end, int type, struct proxy *curproxy) { char *str; if (type == LOG_TEXT) { /* type text */ struct logformat_node *node = calloc(1, sizeof(struct logformat_node)); str = calloc(end - start + 1, 1); strncpy(str, start, end - start); str[end - start] = '\0'; node->arg = str; node->type = LOG_TEXT; // type string LIST_ADDQ(&curproxy->logformat, &node->list); } else if (type == LOG_SEPARATOR) { struct logformat_node *node = calloc(1, sizeof(struct logformat_node)); node->type = LOG_SEPARATOR; LIST_ADDQ(&curproxy->logformat, &node->list); } } /* * Parse the log_format string and fill a linked list. * Variable name are preceded by % and composed by characters [a-zA-Z0-9]* : %varname * You can set arguments using { } : %{many arguments}varname */ void parse_logformat_string(char *str, struct proxy *curproxy) { char *sp = str; /* start pointer */ int cformat = -1; /* current token format : LOG_TEXT, LOG_SEPARATOR, LOG_VARIABLE */ int pformat = -1; /* previous token format */ struct logformat_node *tmplf, *back; int options = 0; /* flush the list first. */ list_for_each_entry_safe(tmplf, back, &curproxy->logformat, list) { LIST_DEL(&tmplf->list); free(tmplf); } while (1) { // push the variable only if formats are different, not // within a variable, and not the first iteration if ((cformat != pformat && cformat != -1 && pformat != -1) || *str == '\0') { if (((pformat != LF_STARTVAR && cformat != LF_VAR) && (pformat != LF_STARTVAR && cformat != LF_STARG) && (pformat != LF_STARG && cformat != LF_VAR)) || *str == '\0') { if (pformat > LF_VAR) // unfinished string pformat = LF_TEXT; if (pformat == LF_VAR) parse_logformat_var(sp, str - sp, curproxy, &options); else add_to_logformat_list(sp, str, pformat, curproxy); sp = str; if (*str == '\0') break; } } if (cformat != -1) str++; // consume the string, except on the first tour pformat = cformat; if (*str == '\0') { cformat = LF_STARTVAR; // for breaking in all cases continue; } if (pformat == LF_STARTVAR) { // after a % if ( (*str >= 'a' && *str <= 'z') || // parse varname (*str >= 'A' && *str <= 'Z') || (*str >= '0' && *str <= '9')) { cformat = LF_VAR; // varname continue; } else if (*str == '{') { cformat = LF_STARG; // variable arguments continue; } else { // another unexpected token pformat = LF_TEXT; // redefine the format of the previous token to TEXT cformat = LF_TEXT; continue; } } else if (pformat == LF_VAR) { // after a varname if ( (*str >= 'a' && *str <= 'z') || // parse varname (*str >= 'A' && *str <= 'Z') || (*str >= '0' && *str <= '9')) { cformat = LF_VAR; continue; } } else if (pformat == LF_STARG) { // inside variable arguments if (*str == '}') { // end of varname cformat = LF_EDARG; continue; } else { // all tokens are acceptable within { } cformat = LF_STARG; continue; } } else if (pformat == LF_EDARG) { // after arguments if ( (*str >= 'a' && *str <= 'z') || // parse a varname (*str >= 'A' && *str <= 'Z') || (*str >= '0' && *str <= '9')) { cformat = LF_VAR; continue; } else { // if no varname after arguments, transform in TEXT pformat = LF_TEXT; cformat = LF_TEXT; } } // others tokens that don't match previous conditions if (*str == '%') { cformat = LF_STARTVAR; } else if (*str == ' ') { cformat = LF_SEPARATOR; } else { cformat = LF_TEXT; } } } /* * Displays the message on stderr with the date and pid. Overrides the quiet * mode during startup. */ void Alert(const char *fmt, ...) { va_list argp; struct tm tm; if (!(global.mode & MODE_QUIET) || (global.mode & (MODE_VERBOSE | MODE_STARTING))) { va_start(argp, fmt); get_localtime(date.tv_sec, &tm); fprintf(stderr, "[ALERT] %03d/%02d%02d%02d (%d) : ", tm.tm_yday, tm.tm_hour, tm.tm_min, tm.tm_sec, (int)getpid()); vfprintf(stderr, fmt, argp); fflush(stderr); va_end(argp); } } /* * Displays the message on stderr with the date and pid. */ void Warning(const char *fmt, ...) { va_list argp; struct tm tm; if (!(global.mode & MODE_QUIET) || (global.mode & MODE_VERBOSE)) { va_start(argp, fmt); get_localtime(date.tv_sec, &tm); fprintf(stderr, "[WARNING] %03d/%02d%02d%02d (%d) : ", tm.tm_yday, tm.tm_hour, tm.tm_min, tm.tm_sec, (int)getpid()); vfprintf(stderr, fmt, argp); fflush(stderr); va_end(argp); } } /* * Displays the message on only if quiet mode is not set. */ void qfprintf(FILE *out, const char *fmt, ...) { va_list argp; if (!(global.mode & MODE_QUIET) || (global.mode & MODE_VERBOSE)) { va_start(argp, fmt); vfprintf(out, fmt, argp); fflush(out); va_end(argp); } } /* * returns log level for or -1 if not found. */ int get_log_level(const char *lev) { int level; level = NB_LOG_LEVELS - 1; while (level >= 0 && strcmp(log_levels[level], lev)) level--; return level; } /* * returns log facility for or -1 if not found. */ int get_log_facility(const char *fac) { int facility; facility = NB_LOG_FACILITIES - 1; while (facility >= 0 && strcmp(log_facilities[facility], fac)) facility--; return facility; } /* * Write a string in the log string * Take cares of mandatory and quote options * * Return the adress of the \0 character, or NULL on error */ char *logformat_write_string(char *dst, char *src, size_t size, struct logformat_node *node) { char *orig = dst; if (src == NULL || *src == '\0') { if (node->options & LOG_OPT_QUOTE) { if (size > 2) { *(dst++) = '"'; *(dst++) = '"'; *dst = '\0'; node->options |= LOG_OPT_WRITTEN; } else { dst = NULL; return dst; } } else { if (size > 1) { *(dst++) = '-'; *dst = '\0'; node->options |= LOG_OPT_WRITTEN; } else { // error no space available dst = NULL; return dst; } } } else { if (node->options & LOG_OPT_QUOTE) { if (size-- > 1 ) { *(dst++) = '"'; } else { dst = NULL; return NULL; } dst += strlcpy2(dst, src, size); size -= dst - orig + 1; if (size > 1) { *(dst++) = '"'; *dst = '\0'; } else { dst = NULL; } } else { dst += strlcpy2(dst, src, size); } } return dst; } /* Re-generate the syslog header at the beginning of logline once a second and * return the pointer to the first character after the header. */ static char *update_log_hdr() { static long tvsec; static char *dataptr = NULL; /* backup of last end of header, NULL first time */ if (unlikely(date.tv_sec != tvsec || dataptr == NULL)) { /* this string is rebuild only once a second */ struct tm tm; int hdr_len; tvsec = date.tv_sec; get_localtime(tvsec, &tm); hdr_len = snprintf(logline, MAX_SYSLOG_LEN, "<<<<>%s %2d %02d:%02d:%02d %s%s[%d]: ", monthname[tm.tm_mon], tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec, global.log_send_hostname ? global.log_send_hostname : "", global.log_tag, pid); /* WARNING: depending upon implementations, snprintf may return * either -1 or the number of bytes that would be needed to store * the total message. In both cases, we must adjust it. */ if (hdr_len < 0 || hdr_len > MAX_SYSLOG_LEN) hdr_len = MAX_SYSLOG_LEN; dataptr = logline + hdr_len; } return dataptr; } /* * This function adds a header to the message and sends the syslog message * using a printf format string. It expects an LF-terminated message. */ void send_log(struct proxy *p, int level, const char *format, ...) { va_list argp; char *dataptr; int data_len; if (level < 0 || format == NULL) return; dataptr = update_log_hdr(); /* update log header and skip it */ data_len = dataptr - logline; va_start(argp, format); data_len += vsnprintf(dataptr, logline + sizeof(logline) - dataptr, format, argp); if (data_len < 0 || data_len > MAX_SYSLOG_LEN) data_len = MAX_SYSLOG_LEN; va_end(argp); __send_log(p, level, logline, data_len); } /* * This function sends a syslog message. * It doesn't care about errors nor does it report them. * It overrides the last byte (message[size-1]) with an LF character. */ void __send_log(struct proxy *p, int level, char *message, size_t size) { static int logfdunix = -1; /* syslog to AF_UNIX socket */ static int logfdinet = -1; /* syslog to AF_INET socket */ static char *dataptr = NULL; int fac_level; struct list *logsrvs = NULL; struct logsrv *tmp = NULL; int nblogger; char *log_ptr; dataptr = message; if (p == NULL) { if (!LIST_ISEMPTY(&global.logsrvs)) { logsrvs = &global.logsrvs; } } else { if (!LIST_ISEMPTY(&p->logsrvs)) { logsrvs = &p->logsrvs; } } if (!logsrvs) return; message[size - 1] = '\n'; /* Lazily set up syslog sockets for protocol families of configured * syslog servers. */ nblogger = 0; list_for_each_entry(tmp, logsrvs, list) { const struct logsrv *logsrv = tmp; int proto, *plogfd; if (logsrv->addr.ss_family == AF_UNIX) { proto = 0; plogfd = &logfdunix; } else { proto = IPPROTO_UDP; plogfd = &logfdinet; } if (*plogfd >= 0) { /* socket already created. */ continue; } if ((*plogfd = socket(logsrv->addr.ss_family, SOCK_DGRAM, proto)) < 0) { Alert("socket for logger #%d failed: %s (errno=%d)\n", nblogger + 1, strerror(errno), errno); return; } /* we don't want to receive anything on this socket */ setsockopt(*plogfd, SOL_SOCKET, SO_RCVBUF, &zero, sizeof(zero)); /* does nothing under Linux, maybe needed for others */ shutdown(*plogfd, SHUT_RD); nblogger++; } /* Send log messages to syslog server. */ nblogger = 0; list_for_each_entry(tmp, logsrvs, list) { const struct logsrv *logsrv = tmp; int *plogfd = logsrv->addr.ss_family == AF_UNIX ? &logfdunix : &logfdinet; int sent; /* we can filter the level of the messages that are sent to each logger */ if (level > logsrv->level) continue; /* For each target, we may have a different facility. * We can also have a different log level for each message. * This induces variations in the message header length. * Since we don't want to recompute it each time, nor copy it every * time, we only change the facility in the pre-computed header, * and we change the pointer to the header accordingly. */ fac_level = (logsrv->facility << 3) + MAX(level, logsrv->minlvl); log_ptr = dataptr + 3; /* last digit of the log level */ do { *log_ptr = '0' + fac_level % 10; fac_level /= 10; log_ptr--; } while (fac_level && log_ptr > dataptr); *log_ptr = '<'; sent = sendto(*plogfd, log_ptr, size + log_ptr - dataptr, MSG_DONTWAIT | MSG_NOSIGNAL, (struct sockaddr *)&logsrv->addr, get_addr_len(&logsrv->addr)); if (sent < 0) { Alert("sendto logger #%d failed: %s (errno=%d)\n", nblogger, strerror(errno), errno); } nblogger++; } } extern fd_set hdr_encode_map[]; extern fd_set url_encode_map[]; const char sess_cookie[8] = "NIDVEO67"; /* No cookie, Invalid cookie, cookie for a Down server, Valid cookie, Expired cookie, Old cookie, unknown */ const char sess_set_cookie[8] = "NPDIRU67"; /* No set-cookie, Set-cookie found and left unchanged (passive), Set-cookie Deleted, Set-Cookie Inserted, Set-cookie Rewritten, Set-cookie Updated, unknown, unknown */ #define LOGCHAR(x) do { \ if (MAX_SYSLOG_LEN - (tmplog - logline) > 1) { \ *(tmplog++) = (x); \ } else { \ goto out; \ } \ } while(0) /* * send a log for the session when we have enough info about it. * Will not log if the frontend has no log defined. */ void sess_log(struct session *s) { char pn[INET6_ADDRSTRLEN]; char sn[INET6_ADDRSTRLEN]; struct proxy *fe = s->fe; struct proxy *be = s->be; struct proxy *prx_log; struct http_txn *txn = &s->txn; int tolog, level, err; char *uri; const char *svid; struct tm tm; int t_request; int hdr; int last_isspace = 1; char *tmplog; struct logformat_node *tmp; /* if we don't want to log normal traffic, return now */ err = (s->flags & (SN_ERR_MASK | SN_REDISP)) || (s->req->cons->conn_retries != be->conn_retries) || ((s->fe->mode == PR_MODE_HTTP) && txn->status >= 500); if (!err && (fe->options2 & PR_O2_NOLOGNORM)) return; if (LIST_ISEMPTY(&fe->logsrvs)) return; prx_log = fe; if (addr_to_str(&s->req->prod->addr.from, pn, sizeof(pn)) == AF_UNIX) snprintf(pn, sizeof(pn), "unix:%d", s->listener->luid); if (be->options2 & PR_O2_SRC_ADDR) { if (addr_to_str(&s->req->cons->addr.from, sn, sizeof(sn)) == AF_UNIX) snprintf(sn, sizeof(sn), "unix:%d", s->listener->luid); } /* FIXME: let's limit ourselves to frontend logging for now. */ tolog = fe->to_log; if (!(tolog & LW_SVID)) svid = "-"; else switch (s->target.type) { case TARG_TYPE_SERVER: svid = s->target.ptr.s->id; break; case TARG_TYPE_APPLET: svid = s->target.ptr.a->name; break; default: svid = ""; break; } t_request = -1; if (tv_isge(&s->logs.tv_request, &s->logs.tv_accept)) t_request = tv_ms_elapsed(&s->logs.tv_accept, &s->logs.tv_request); level = LOG_INFO; if (err && (fe->options2 & PR_O2_LOGERRORS)) level = LOG_ERR; /* fill logbuffer */ tmplog = update_log_hdr(); /* update log header and skip it */ list_for_each_entry(tmp, &fe->logformat, list) { char *src = NULL; switch (tmp->type) { case LOG_SEPARATOR: if (!last_isspace) { LOGCHAR(' '); last_isspace = 1; *tmplog = '\0'; } break; case LOG_TEXT: // text src = tmp->arg; tmplog += strlcpy2(tmplog, src, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_CLIENTIP: // %Ci src = (s->req->prod->addr.from.ss_family == AF_UNIX) ? "unix" : pn; tmplog = logformat_write_string(tmplog, src, MAX_SYSLOG_LEN - (tmplog - logline), tmp); if (!tmplog) goto out; last_isspace = 0; break; case LOG_CLIENTPORT: // %Cp tmplog = ltoa_o((s->req->prod->addr.from.ss_family == AF_UNIX) ? s->listener->luid : get_host_port(&s->req->prod->addr.from), tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_SOURCEIP: // Bi src = (s->req->cons->addr.from.ss_family == AF_UNIX) ? "unix" : sn; tmplog = logformat_write_string(tmplog, src, MAX_SYSLOG_LEN - (tmplog - logline), tmp); if (!tmplog) goto out; last_isspace = 0; break; case LOG_SOURCEPORT: // %Bp tmplog = ltoa_o((s->req->cons->addr.from.ss_family == AF_UNIX) ? s->listener->luid : get_host_port(&s->req->cons->addr.from), tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_DATE: // %t get_localtime(s->logs.accept_date.tv_sec, &tm); tmplog = date2str_log(tmplog, &tm, &(s->logs.accept_date), MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_DATEGMT: // %T get_gmtime(s->logs.accept_date.tv_sec, &tm); tmplog = gmt2str_log(tmplog, &tm, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_MS: // %ms if ((MAX_SYSLOG_LEN - (tmplog - logline)) < 4) { tmplog = NULL; goto out; } tmplog = utoa_pad((unsigned int)s->logs.accept_date.tv_usec/1000, tmplog, 4); last_isspace = 0; break; case LOG_FRONTEND: // %f src = fe->id; tmplog = logformat_write_string(tmplog, src, MAX_SYSLOG_LEN - (tmplog - logline), tmp); if (!tmplog) goto out; last_isspace = 0 ; break; case LOG_BACKEND: // %b src = be->id; tmplog = logformat_write_string(tmplog, src, MAX_SYSLOG_LEN - (tmplog - logline), tmp); if (!tmplog) goto out; last_isspace = 0 ; break; case LOG_SERVER: // %s src = (char *)svid; tmplog = logformat_write_string(tmplog, src, MAX_SYSLOG_LEN - (tmplog - logline), tmp); if (!tmplog) goto out; last_isspace = 0; break; case LOG_TQ: // %Tq tmplog = ltoa_o(t_request, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_TW: // %Tw tmplog = ltoa_o((s->logs.t_queue >= 0) ? s->logs.t_queue - t_request : -1, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_TC: // %Tc tmplog = ltoa_o((s->logs.t_connect >= 0) ? s->logs.t_connect - s->logs.t_queue : -1, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_TR: // %Tr tmplog = ltoa_o((s->logs.t_data >= 0) ? s->logs.t_data - s->logs.t_connect : -1, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_TT: // %Tt if (!(tolog & LW_BYTES)) *(tmplog++) = '+'; tmplog = ltoa_o(s->logs.t_close, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_STATUS: // %st tmplog = ultoa_o(txn->status, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_BYTES: // %B if (!(tolog & LW_BYTES)) *(tmplog++) = '+'; tmplog = lltoa(s->logs.bytes_out, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_CCLIENT: // %cc src = txn->cli_cookie; tmplog = logformat_write_string(tmplog, src, MAX_SYSLOG_LEN - (tmplog - logline), tmp); last_isspace = 0; break; case LOG_CSERVER: // %cs src = txn->srv_cookie; tmplog = logformat_write_string(tmplog, src, MAX_SYSLOG_LEN - (tmplog - logline), tmp); last_isspace = 0; break; case LOG_TERMSTATE: // %ts LOGCHAR(sess_term_cond[(s->flags & SN_ERR_MASK) >> SN_ERR_SHIFT]); LOGCHAR(sess_fin_state[(s->flags & SN_FINST_MASK) >> SN_FINST_SHIFT]); *tmplog = '\0'; last_isspace = 0; break; case LOG_TERMSTATE_CK: // %tsc, same as TS with cookie state (for mode HTTP) LOGCHAR(sess_term_cond[(s->flags & SN_ERR_MASK) >> SN_ERR_SHIFT]); LOGCHAR(sess_fin_state[(s->flags & SN_FINST_MASK) >> SN_FINST_SHIFT]); LOGCHAR((be->options & PR_O_COOK_ANY) ? sess_cookie[(txn->flags & TX_CK_MASK) >> TX_CK_SHIFT] : '-'); LOGCHAR((be->options & PR_O_COOK_ANY) ? sess_set_cookie[(txn->flags & TX_SCK_MASK) >> TX_SCK_SHIFT] : '-'); *tmplog = '\0'; last_isspace = 0; break; case LOG_ACTCONN: // %ac tmplog = ltoa_o(actconn, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_FECONN: // %fc tmplog = ltoa_o(fe->feconn, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_BECONN: // %bc tmplog = ltoa_o(be->beconn, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_SRVCONN: // %sc tmplog = ultoa_o(target_srv(&s->target) ? target_srv(&s->target)->cur_sess : 0, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_RETRIES: // %rq if (s->flags & SN_REDISP) *(tmplog++) = '+'; tmplog = ltoa_o((s->req->cons->conn_retries>0)?(be->conn_retries - s->req->cons->conn_retries):be->conn_retries, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); last_isspace = 0; break; case LOG_SRVQUEUE: // %sq tmplog = ltoa_o(s->logs.srv_queue_size, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_BCKQUEUE: // %bq tmplog = ltoa_o(s->logs.prx_queue_size, tmplog, MAX_SYSLOG_LEN - (tmplog - logline)); if (!tmplog) goto out; last_isspace = 0; break; case LOG_HDRREQUEST: // %hr /* request header */ if (fe->to_log & LW_REQHDR && txn->req.cap) { if (tmp->options & LOG_OPT_QUOTE) LOGCHAR('"'); LOGCHAR('{'); for (hdr = 0; hdr < fe->nb_req_cap; hdr++) { if (hdr) LOGCHAR('|'); if (txn->req.cap[hdr] != NULL) tmplog = encode_string(tmplog, logline + MAX_SYSLOG_LEN, '#', hdr_encode_map, txn->req.cap[hdr]); } LOGCHAR('}'); last_isspace = 0; } *tmplog = '\0'; break; case LOG_HDRREQUESTLIST: // %hrl /* request header list */ if (fe->to_log & LW_REQHDR && txn->req.cap) { for (hdr = 0; hdr < fe->nb_req_cap; hdr++) { if (hdr > 0) LOGCHAR(' '); if (tmp->options & LOG_OPT_QUOTE) LOGCHAR('"'); if (txn->req.cap[hdr] != NULL) { tmplog = encode_string(tmplog, logline + MAX_SYSLOG_LEN, '#', hdr_encode_map, txn->req.cap[hdr]); } else if (!(tmp->options & LOG_OPT_QUOTE)) LOGCHAR('-'); if (tmp->options & LOG_OPT_QUOTE) LOGCHAR('"'); *tmplog = '\0'; last_isspace = 0; } } break; case LOG_HDRRESPONS: // %hs /* response header */ if (fe->to_log & LW_RSPHDR && txn->rsp.cap) { if (tmp->options & LOG_OPT_QUOTE) LOGCHAR('"'); LOGCHAR('{'); for (hdr = 0; hdr < fe->nb_rsp_cap; hdr++) { if (hdr) LOGCHAR('|'); if (txn->rsp.cap[hdr] != NULL) tmplog = encode_string(tmplog, logline + MAX_SYSLOG_LEN, '#', hdr_encode_map, txn->rsp.cap[hdr]); } LOGCHAR('}'); last_isspace = 0; if (tmp->options & LOG_OPT_QUOTE) LOGCHAR('"'); } *tmplog = '\0'; break; case LOG_HDRRESPONSLIST: // %hsl /* response header list */ if (fe->to_log & LW_RSPHDR && txn->rsp.cap) { for (hdr = 0; hdr < fe->nb_rsp_cap; hdr++) { if (hdr > 0) LOGCHAR(' '); if (tmp->options & LOG_OPT_QUOTE) LOGCHAR('"'); if (txn->rsp.cap[hdr] != NULL) { tmplog = encode_string(tmplog, logline + MAX_SYSLOG_LEN, '#', hdr_encode_map, txn->rsp.cap[hdr]); } else if (!(tmp->options & LOG_OPT_QUOTE)) LOGCHAR('-'); if (tmp->options & LOG_OPT_QUOTE) LOGCHAR('"'); *tmplog = '\0'; last_isspace = 0; } } break; case LOG_REQ: // %r /* Request */ if (tmp->options & LOG_OPT_QUOTE) LOGCHAR('"'); uri = txn->uri ? txn->uri : ""; tmplog = encode_string(tmplog, logline + MAX_SYSLOG_LEN, '#', url_encode_map, uri); if (tmp->options & LOG_OPT_QUOTE) LOGCHAR('"'); *tmplog = '\0'; last_isspace = 0; break; } } out: if (tmplog == NULL) // if previous error tmplog = logline + MAX_SYSLOG_LEN - 1; __send_log(prx_log, level, logline, tmplog - logline + 1); s->logs.logwait = 0; } /* * Local variables: * c-indent-level: 8 * c-basic-offset: 8 * End: */