Drizzled Public API Documentation

memcached_stats.cc
1 /*
2  * Copyright (C) 2009, Padraig O'Sullivan
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  *
8  * * Redistributions of source code must retain the above copyright notice,
9  * this list of conditions and the following disclaimer.
10  * * Redistributions in binary form must reproduce the above copyright notice,
11  * this list of conditions and the following disclaimer in the documentation
12  * and/or other materials provided with the distribution.
13  * * Neither the name of Padraig O'Sullivan nor the names of its contributors
14  * may be used to endorse or promote products derived from this software
15  * without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
21  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
27  * THE POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 #include <config.h>
31 #include <drizzled/show.h>
32 #include <drizzled/gettext.h>
33 #include <boost/program_options.hpp>
35 #include "stats_table.h"
36 #include "analysis_table.h"
37 #include "sysvar_holder.h"
38 
39 #include <string>
40 #include <map>
41 
42 namespace po=boost::program_options;
43 
44 namespace drizzle_plugin
45 {
46 
47 
48 /*
49  * DATA_DICTIONARY tables.
50  */
51 static AnalysisTableTool *analysis_table_tool;
52 
53 static StatsTableTool *stats_table_tool;
54 
55 /*
56  * System variable related variables.
57  */
58 static std::string sysvar_memcached_servers;
59 
66 static int init(drizzled::module::Context &context)
67 {
68  const drizzled::module::option_map &vm= context.getOptions();
69 
70  /* we are good to go */
71  stats_table_tool= new StatsTableTool;
72  context.add(stats_table_tool);
73 
74  analysis_table_tool= new AnalysisTableTool;
75  context.add(analysis_table_tool);
76 
77  context.registerVariable(new sys_var_std_string("servers",
78  sysvar_memcached_servers));
79 
80  return 0;
81 }
82 
83 static void init_options(drizzled::module::option_context &context)
84 {
85  context("servers",
86  po::value<std::string>()->default_value(""),
87  _("List of memcached servers."));
88 }
89 
90 } /* namespace drizzle_plugin */
91 
92 DRIZZLE_DECLARE_PLUGIN
93 {
94  DRIZZLE_VERSION_ID,
95  "memcached_stats",
96  "1.0",
97  "Padraig O'Sullivan",
98  N_("Dictionary of memcached statistics"),
99  PLUGIN_LICENSE_BSD,
100  drizzle_plugin::init,
101  NULL,
102  drizzle_plugin::init_options
103 }
104 DRIZZLE_DECLARE_PLUGIN_END;
An Proxy Wrapper around boost::program_options::variables_map.