ceph/src/test/librados/librados_config.cc

   1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
   2 // vim: ts=8 sw=2 smarttab
   3 /*
   4  * Ceph - scalable distributed file system
   5  *
   6  * Copyright (C) 2011 New Dream Network
   7  *
   8  * This is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License version 2.1, as published by the Free Software
  11  * Foundation.  See file COPYING.
  12  *
  13  */
  14
  15 #include "gtest/gtest.h"
  16 #include "include/rados/librados.h"
  17
  18 #include <sstream>
  19 #include <string>
  20 #include <string.h>
  21 #include <errno.h>
  22
  23 using std::string;
  24
  25 TEST(LibRadosConfig, SimpleSet) {
  26   rados_t cl;
  27   int ret = rados_create(&cl, NULL);
  28   ASSERT_EQ(ret, 0);
  29
  30   ret = rados_conf_set(cl, "leveldb_max_open_files", "21");
  31   ASSERT_EQ(ret, 0);
  32
  33   char buf[128];
  34   memset(buf, 0, sizeof(buf));
  35   ret = rados_conf_get(cl, "leveldb_max_open_files", buf, sizeof(buf));
  36   ASSERT_EQ(ret, 0);
  37   ASSERT_EQ(string("21"), string(buf));
  38
  39   rados_shutdown(cl);
  40 }
  41
  42 TEST(LibRadosConfig, ArgV) {
  43   rados_t cl;
  44   int ret = rados_create(&cl, NULL);
  45   ASSERT_EQ(ret, 0);
  46
  47   const char *argv[] = { "foo", "--leveldb-max-open-files", "2",
  48                          "--keyfile", "/tmp/my-keyfile", NULL };
  49   size_t argc = (sizeof(argv) / sizeof(argv[0])) - 1;
  50   rados_conf_parse_argv(cl, argc, argv);
  51
  52   char buf[128];
  53   memset(buf, 0, sizeof(buf));
  54   ret = rados_conf_get(cl, "keyfile", buf, sizeof(buf));
  55   ASSERT_EQ(ret, 0);
  56   ASSERT_EQ(string("/tmp/my-keyfile"), string(buf));
  57
  58   memset(buf, 0, sizeof(buf));
  59   ret = rados_conf_get(cl, "leveldb_max_open_files", buf, sizeof(buf));
  60   ASSERT_EQ(ret, 0);
  61   ASSERT_EQ(string("2"), string(buf));
  62
  63   rados_shutdown(cl);
  64 }
  65
  66 TEST(LibRadosConfig, DebugLevels) {
  67   rados_t cl;
  68   int ret = rados_create(&cl, NULL);
  69   ASSERT_EQ(ret, 0);
  70
  71   ret = rados_conf_set(cl, "debug_rados", "3");
  72   ASSERT_EQ(ret, 0);
  73
  74   char buf[128];
  75   memset(buf, 0, sizeof(buf));
  76   ret = rados_conf_get(cl, "debug_rados", buf, sizeof(buf));
  77   ASSERT_EQ(ret, 0);
  78   ASSERT_EQ(0, strncmp("3/", buf, 2));
  79
  80   ret = rados_conf_set(cl, "debug_rados", "7/8");
  81   ASSERT_EQ(ret, 0);
  82
  83   memset(buf, 0, sizeof(buf));
  84   ret = rados_conf_get(cl, "debug_rados", buf, sizeof(buf));
  85   ASSERT_EQ(ret, 0);
  86   ASSERT_EQ(0, strcmp("7/8", buf));
  87
  88   ret = rados_conf_set(cl, "debug_rados", "foo");
  89   ASSERT_EQ(ret, -EINVAL);
  90
  91   ret = rados_conf_set(cl, "debug_asdkfasdjfajksdf", "foo");
  92   ASSERT_EQ(ret, -ENOENT);
  93
  94   ret = rados_conf_get(cl, "debug_radfjadfsdados", buf, sizeof(buf));
  95   ASSERT_EQ(ret, -ENOENT);
  96
  97   rados_shutdown(cl);
  98 }