mirror of
https://github.com/ceph/ceph
synced 2025-02-15 23:07:55 +00:00
294 lines
8.4 KiB
C++
294 lines
8.4 KiB
C++
// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
|
|
// vim: ts=8 sw=2 smarttab
|
|
/*
|
|
* Ceph - scalable distributed file system
|
|
*
|
|
* Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
|
|
*
|
|
* This is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License version 2.1, as published by the Free Software
|
|
* Foundation. See file COPYING.
|
|
*
|
|
*/
|
|
|
|
#include "include/types.h"
|
|
#include "include/rados/librados.hpp"
|
|
|
|
using namespace librados;
|
|
|
|
#include <iostream>
|
|
|
|
#include <errno.h>
|
|
#include <stdlib.h>
|
|
#include <time.h>
|
|
|
|
#pragma GCC diagnostic ignored "-Wpragmas"
|
|
#pragma GCC diagnostic push
|
|
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
|
|
|
|
void buf_to_hex(const unsigned char *buf, int len, char *str)
|
|
{
|
|
str[0] = '\0';
|
|
for (int i = 0; i < len; i++) {
|
|
sprintf(&str[i*2], "%02x", (int)buf[i]);
|
|
}
|
|
}
|
|
|
|
class C_Watch : public WatchCtx {
|
|
public:
|
|
C_Watch() {}
|
|
void notify(uint8_t opcode, uint64_t ver, bufferlist& bl) override {
|
|
cout << "C_Watch::notify() opcode=" << (int)opcode << " ver=" << ver << std::endl;
|
|
}
|
|
};
|
|
|
|
void testradospp_milestone(void)
|
|
{
|
|
int c;
|
|
cout << "*** press enter to continue ***" << std::endl;
|
|
while ((c = getchar()) != EOF) {
|
|
if (c == '\n')
|
|
break;
|
|
}
|
|
}
|
|
|
|
int main(int argc, const char **argv)
|
|
{
|
|
Rados rados;
|
|
if (rados.init(NULL) < 0) {
|
|
cerr << "couldn't initialize rados!" << std::endl;
|
|
exit(1);
|
|
}
|
|
|
|
if (rados.conf_read_file(NULL)) {
|
|
cerr << "couldn't read configuration file." << std::endl;
|
|
exit(1);
|
|
}
|
|
rados.conf_parse_argv(argc, argv);
|
|
|
|
if (!rados.conf_set("config option that doesn't exist",
|
|
"some random value")) {
|
|
printf("error: succeeded in setting nonexistent config option\n");
|
|
exit(1);
|
|
}
|
|
if (rados.conf_set("log to stderr", "true")) {
|
|
printf("error: error setting log_to_stderr\n");
|
|
exit(1);
|
|
}
|
|
std::string tmp;
|
|
if (rados.conf_get("log to stderr", tmp)) {
|
|
printf("error: failed to read log_to_stderr from config\n");
|
|
exit(1);
|
|
}
|
|
if (tmp != "true") {
|
|
printf("error: new setting for log_to_stderr failed to take effect.\n");
|
|
exit(1);
|
|
}
|
|
|
|
if (rados.connect()) {
|
|
printf("error connecting\n");
|
|
exit(1);
|
|
}
|
|
|
|
cout << "rados_initialize completed" << std::endl;
|
|
testradospp_milestone();
|
|
|
|
time_t tm;
|
|
bufferlist bl, bl2, blf;
|
|
char buf[128];
|
|
|
|
time(&tm);
|
|
snprintf(buf, 128, "%s", ctime(&tm));
|
|
bl.append(buf, strlen(buf));
|
|
blf.append(buf, 16);
|
|
|
|
const char *oid = "bar";
|
|
|
|
int r = rados.pool_create("foo");
|
|
cout << "pool_create result = " << r << std::endl;
|
|
|
|
IoCtx io_ctx;
|
|
r = rados.ioctx_create("foo", io_ctx);
|
|
cout << "ioctx_create result = " << r << std::endl;
|
|
|
|
r = io_ctx.write(oid, bl, bl.length(), 0);
|
|
uint64_t objver = io_ctx.get_last_version();
|
|
ceph_assert(objver > 0);
|
|
cout << "io_ctx.write returned " << r << " last_ver=" << objver << std::endl;
|
|
|
|
uint64_t stat_size;
|
|
time_t stat_mtime;
|
|
r = io_ctx.stat(oid, &stat_size, &stat_mtime);
|
|
cout << "io_ctx.stat returned " << r << " size = " << stat_size << " mtime = " << stat_mtime << std::endl;
|
|
|
|
r = io_ctx.stat(oid, NULL, NULL);
|
|
cout << "io_ctx.stat(does_not_exist) = " << r << std::endl;
|
|
|
|
uint64_t handle;
|
|
C_Watch wc;
|
|
r = io_ctx.watch(oid, objver, &handle, &wc);
|
|
cout << "io_ctx.watch returned " << r << std::endl;
|
|
|
|
testradospp_milestone();
|
|
io_ctx.set_notify_timeout(7);
|
|
bufferlist notify_bl;
|
|
r = io_ctx.notify(oid, objver, notify_bl);
|
|
cout << "io_ctx.notify returned " << r << std::endl;
|
|
testradospp_milestone();
|
|
|
|
r = io_ctx.notify(oid, objver, notify_bl);
|
|
cout << "io_ctx.notify returned " << r << std::endl;
|
|
testradospp_milestone();
|
|
|
|
r = io_ctx.unwatch(oid, handle);
|
|
cout << "io_ctx.unwatch returned " << r << std::endl;
|
|
testradospp_milestone();
|
|
|
|
r = io_ctx.notify(oid, objver, notify_bl);
|
|
cout << "io_ctx.notify returned " << r << std::endl;
|
|
testradospp_milestone();
|
|
io_ctx.set_assert_version(objver);
|
|
|
|
r = io_ctx.write(oid, bl, bl.length() - 1, 0);
|
|
cout << "io_ctx.write returned " << r << std::endl;
|
|
|
|
r = io_ctx.write(oid, bl, bl.length() - 2, 0);
|
|
cout << "io_ctx.write returned " << r << std::endl;
|
|
r = io_ctx.write(oid, bl, bl.length() - 3, 0);
|
|
cout << "rados.write returned " << r << std::endl;
|
|
r = io_ctx.append(oid, bl, bl.length());
|
|
cout << "rados.write returned " << r << std::endl;
|
|
r = io_ctx.write_full(oid, blf);
|
|
cout << "rados.write_full returned " << r << std::endl;
|
|
r = io_ctx.read(oid, bl, bl.length(), 0);
|
|
cout << "rados.read returned " << r << std::endl;
|
|
r = io_ctx.trunc(oid, 8);
|
|
cout << "rados.trunc returned " << r << std::endl;
|
|
r = io_ctx.read(oid, bl, bl.length(), 0);
|
|
cout << "rados.read returned " << r << std::endl;
|
|
r = io_ctx.exec(oid, "crypto", "md5", bl, bl2);
|
|
cout << "exec returned " << r << " buf size=" << bl2.length() << std::endl;
|
|
const unsigned char *md5 = (const unsigned char *)bl2.c_str();
|
|
char md5_str[bl2.length()*2 + 1];
|
|
buf_to_hex(md5, bl2.length(), md5_str);
|
|
cout << "md5 result=" << md5_str << std::endl;
|
|
|
|
// test assert_version
|
|
r = io_ctx.read(oid, bl, 0, 1);
|
|
ceph_assert(r >= 0);
|
|
uint64_t v = io_ctx.get_last_version();
|
|
cout << oid << " version is " << v << std::endl;
|
|
ceph_assert(v > 0);
|
|
io_ctx.set_assert_version(v);
|
|
r = io_ctx.read(oid, bl, 0, 1);
|
|
ceph_assert(r >= 0);
|
|
io_ctx.set_assert_version(v - 1);
|
|
r = io_ctx.read(oid, bl, 0, 1);
|
|
ceph_assert(r == -ERANGE);
|
|
io_ctx.set_assert_version(v + 1);
|
|
r = io_ctx.read(oid, bl, 0, 1);
|
|
ceph_assert(r == -EOVERFLOW);
|
|
|
|
r = io_ctx.exec(oid, "crypto", "sha1", bl, bl2);
|
|
cout << "exec returned " << r << std::endl;
|
|
const unsigned char *sha1 = (const unsigned char *)bl2.c_str();
|
|
char sha1_str[bl2.length()*2 + 1];
|
|
buf_to_hex(sha1, bl2.length(), sha1_str);
|
|
cout << "sha1 result=" << sha1_str << std::endl;
|
|
|
|
r = io_ctx.exec(oid, "acl", "set", bl, bl2);
|
|
cout << "exec (set) returned " << r << std::endl;
|
|
r = io_ctx.exec(oid, "acl", "get", bl, bl2);
|
|
cout << "exec (get) returned " << r << std::endl;
|
|
if (bl2.length() > 0) {
|
|
cout << "attr=" << bl2.c_str() << std::endl;
|
|
}
|
|
|
|
int size = io_ctx.read(oid, bl2, 128, 0);
|
|
if (size <= 0) {
|
|
cout << "failed to read oid " << oid << "." << std::endl;
|
|
exit(1);
|
|
}
|
|
if (size > 4096) {
|
|
cout << "read too many bytes from oid " << oid << "." << std::endl;
|
|
exit(1);
|
|
}
|
|
char rbuf[size + 1];
|
|
memcpy(rbuf, bl2.c_str(), size);
|
|
rbuf[size] = '\0';
|
|
cout << "read result='" << rbuf << "'" << std::endl;
|
|
cout << "size=" << size << std::endl;
|
|
|
|
const char *oid2 = "jjj10.rbd";
|
|
r = io_ctx.exec(oid2, "rbd", "snap_list", bl, bl2);
|
|
cout << "snap_list result=" << r << std::endl;
|
|
r = io_ctx.exec(oid2, "rbd", "snap_add", bl, bl2);
|
|
cout << "snap_add result=" << r << std::endl;
|
|
|
|
if (r > 0) {
|
|
char *s = bl2.c_str();
|
|
for (int i=0; i<r; i++, s += strlen(s) + 1)
|
|
cout << s << std::endl;
|
|
}
|
|
|
|
cout << "compound operation..." << std::endl;
|
|
ObjectWriteOperation o;
|
|
o.write(0, bl);
|
|
o.setxattr("foo", bl2);
|
|
r = io_ctx.operate(oid, &o);
|
|
cout << "operate result=" << r << std::endl;
|
|
|
|
cout << "cmpxattr" << std::endl;
|
|
bufferlist val;
|
|
val.append("foo");
|
|
r = io_ctx.setxattr(oid, "foo", val);
|
|
ceph_assert(r >= 0);
|
|
{
|
|
ObjectReadOperation o;
|
|
o.cmpxattr("foo", CEPH_OSD_CMPXATTR_OP_EQ, val);
|
|
r = io_ctx.operate(oid, &o, &bl2);
|
|
cout << " got " << r << " wanted >= 0" << std::endl;
|
|
ceph_assert(r >= 0);
|
|
}
|
|
val.append("...");
|
|
{
|
|
ObjectReadOperation o;
|
|
o.cmpxattr("foo", CEPH_OSD_CMPXATTR_OP_EQ, val);
|
|
r = io_ctx.operate(oid, &o, &bl2);
|
|
cout << " got " << r << " wanted " << -ECANCELED << " (-ECANCELED)" << std::endl;
|
|
ceph_assert(r == -ECANCELED);
|
|
}
|
|
|
|
io_ctx.locator_set_key(string());
|
|
|
|
cout << "iterating over objects..." << std::endl;
|
|
int num_objs = 0;
|
|
for (NObjectIterator iter = io_ctx.nobjects_begin();
|
|
iter != io_ctx.nobjects_end(); ++iter) {
|
|
num_objs++;
|
|
cout << "'" << *iter << "'" << std::endl;
|
|
}
|
|
cout << "iterated over " << num_objs << " objects." << std::endl;
|
|
map<string, bufferlist> attrset;
|
|
io_ctx.getxattrs(oid, attrset);
|
|
|
|
map<string, bufferlist>::iterator it;
|
|
for (it = attrset.begin(); it != attrset.end(); ++it) {
|
|
cout << "xattr: " << it->first << std::endl;
|
|
}
|
|
|
|
r = io_ctx.remove(oid);
|
|
cout << "remove result=" << r << std::endl;
|
|
|
|
r = rados.pool_delete("foo");
|
|
cout << "pool_delete result=" << r << std::endl;
|
|
|
|
rados.shutdown();
|
|
|
|
return 0;
|
|
}
|
|
|
|
#pragma GCC diagnostic pop
|
|
#pragma GCC diagnostic warning "-Wpragmas"
|