git.m6w6.name Git - awesomized/libmemcached/blob - libtest/gearmand.cc

   1 /*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
   2  *
   3  *  libtest
   4  *
   5  *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
   6  *
   7  *  This library is free software; you can redistribute it and/or
   8  *  modify it under the terms of the GNU Lesser General Public
   9  *  License as published by the Free Software Foundation; either
  10  *  version 3 of the License, or (at your option) any later version.
  11  *
  12  *  This library is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  *  Lesser General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU Lesser General Public
  18  *  License along with this library; if not, write to the Free Software
  19  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  20  */
  21
  22
  23 #include <config.h>
  24 #include <libtest/common.h>
  25
  26 #include <libtest/gearmand.h>
  27
  28 #include "util/instance.hpp"
  29 #include "util/operation.hpp"
  30
  31 using namespace datadifferential;
  32 using namespace libtest;
  33
  34 #include <cassert>
  35 #include <cerrno>
  36 #include <cstdio>
  37 #include <cstdlib>
  38 #include <cstring>
  39 #include <iostream>
  40 #include <signal.h>
  41 #include <sstream>
  42 #include <sys/types.h>
  43 #include <sys/wait.h>
  44 #include <unistd.h>
  45
  46 #include <libgearman/gearman.h>
  47
  48 #ifndef __INTEL_COMPILER
  49 #pragma GCC diagnostic ignored "-Wold-style-cast"
  50 #endif
  51
  52 class GetPid : public util::Instance::Finish
  53 {
  54 private:
  55   pid_t _pid;
  56
  57 public:
  58   GetPid() :
  59     _pid(-1)
  60   { }
  61
  62   pid_t pid()
  63   {
  64     return _pid;
  65   }
  66
  67
  68   bool call(const bool success, const std::string &response)
  69   {
  70     _pid= -1;
  71     if (success and response.size())
  72     {
  73       _pid= atoi(response.c_str());
  74     }
  75
  76     if (is_pid_valid(_pid) == false)
  77     {
  78       _pid= -1;
  79       return false;
  80     }
  81
  82     return true;
  83   }
  84 };
  85
  86 using namespace libtest;
  87
  88 class Gearmand : public libtest::Server
  89 {
  90 private:
  91 public:
  92   Gearmand(const std::string& host_arg, in_port_t port_arg) :
  93     libtest::Server(host_arg, port_arg, GEARMAND_BINARY, true)
  94   {
  95     set_pid_file();
  96   }
  97
  98   bool ping()
  99   {
 100     gearman_client_st *client= gearman_client_create(NULL);
 101     if (client == NULL)
 102     {
 103       Error << "Could not allocate memory for gearman_client_create()";
 104       return false;
 105     }
 106     gearman_client_set_timeout(client, 3000);
 107
 108     if (gearman_success(gearman_client_add_server(client, hostname().c_str(), port())))
 109     {
 110       gearman_return_t rc= gearman_client_echo(client, test_literal_param("This is my echo test"));
 111
 112       if (gearman_success(rc))
 113       {
 114         gearman_client_free(client);
 115         return true;
 116       }
 117 #if 0
 118       Error << hostname().c_str() << ":" << port() << " was " << gearman_strerror(rc) << " extended: " << gearman_client_error(client);
 119 #endif
 120     }
 121     else
 122     {
 123       Error << "gearman_client_add_server() " << gearman_client_error(client);
 124     }
 125
 126     gearman_client_free(client);
 127
 128     return false;;
 129   }
 130
 131   const char *name()
 132   {
 133     return "gearmand";
 134   };
 135
 136   void log_file_option(Application& app, const std::string& arg)
 137   {
 138     if (arg.empty() == false)
 139     {
 140       std::string buffer("--log-file=");
 141       buffer+= arg;
 142       app.add_option("--verbose=DEBUG");
 143       app.add_option(buffer);
 144     }
 145   }
 146
 147   bool has_log_file_option() const
 148   {
 149     return true;
 150   }
 151
 152   bool is_libtool()
 153   {
 154     return true;
 155   }
 156
 157   bool has_syslog() const
 158   {
 159     return true;
 160   }
 161
 162   bool has_port_option() const
 163   {
 164     return true;
 165   }
 166
 167   bool build(size_t argc, const char *argv[]);
 168 };
 169
 170 bool Gearmand::build(size_t argc, const char *argv[])
 171 {
 172   std::stringstream arg_buffer;
 173
 174   if (getuid() == 0 or geteuid() == 0)
 175   {
 176     add_option("-u", "root");
 177   }
 178
 179   add_option("--listen=localhost");
 180
 181   for (size_t x= 0 ; x < argc ; x++)
 182   {
 183     add_option(argv[x]);
 184   }
 185
 186   return true;
 187 }
 188
 189 namespace libtest {
 190
 191 libtest::Server *build_gearmand(const char *hostname, in_port_t try_port)
 192 {
 193   return new Gearmand(hostname, try_port);
 194 }
 195
 196 }