Mercurial > prosody-modules

annotate mod_statistics_statsman/mod_statistics_statsman.lua @ 4980:da151f9af861

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replaced 'session' with 'origin' in push_disable session is not defined in this function, trying to access it leads to an error. The correct reference seems to be 'origin'. (This may have come about by copying from the similar code in process_stanza_queue.)
author arcseconds
date Sat, 30 Jul 2022 21:07:47 +1200
parents bac3dae031ee
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
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1 module:set_global();
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2
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3 local statsman = require "core.statsmanager";
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4 local time_now = require "util.time".now;
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5 local filters = require "util.filters";
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6 local serialize = require "util.serialization".serialize;
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7
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bac3dae031ee Add note of incompatibility with trunk since 5f15ab7c6ae5
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8 assert(statsman.get_stats, "not compatible with trunk based on openmetrics");
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9
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10 local statistics_interval = module:context("*"):get_option_number("statistics_interval", 60);
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11 if module:context("*"):get_option("statistics", "internal") ~= "internal" then
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12 module:log("error", "Not using internal statistics, can't do anyting");
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13 return;
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14 end
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15
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16 local sessions = {};
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17
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18 local name_map = {
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19 ["start_time"] = "up_since";
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20 ["cpu.percent:amount"] = "cpu";
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21 ["cpu.clock:amount"] = "cpu_total";
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3a06b0b6ba67 mod_statistics_statsman: Update for change stats type change in mod_measure_memory
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22 ["memory.allocated_mmap:amount"] = "memory_allocated_mmap";
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23 ["memory.allocated:amount"] = "memory_allocated";
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24 ["memory.lua:amount"] = "memory_lua";
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25 ["memory.returnable:amount"] = "memory_returnable";
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26 ["memory.rss:amount"] = "memory_rss";
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27 ["memory.total:amount"] = "memory_total";
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28 ["memory.unused:amount"] = "memory_unused";
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29 ["memory.used:amount"] = "memory_used";
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30 ["/*/mod_c2s/connections:amount"] = "total_c2s";
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31 ["/*/mod_s2s/connections:amount"] = "total_s2s";
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32 };
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33
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34 local function push_stat(conn, name, value)
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35 local value_str = serialize(value);
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36 name = name_map[name] or name;
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37 return conn:write((("STAT %q (%s)\n"):format(name, value_str):gsub("\\\n", "\\n")));
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38 end
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39
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40 local function push_stat_to_all(name, value)
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41 for conn in pairs(sessions) do
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42 push_stat(conn, name, value);
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43 end
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44 end
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45
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46 local session_stats_tpl = ([[{
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47 message_in = %d, message_out = %d;
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48 presence_in = %d, presence_out = %d;
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49 iq_in = %d, iq_out = %d;
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50 bytes_in = %d, bytes_out = %d;
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51 }]]):gsub("%s", "");
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52
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53
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54 local jid_fields = {
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55 c2s = "full_jid";
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56 s2sin = "from_host";
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57 s2sout = "to_host";
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58 component = "host";
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59 };
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60
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61 local function push_session_to_all(session, stats)
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62 local id = tostring(session):match("[a-f0-9]+$"); -- FIXME: Better id? :/
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63 local stanzas_in, stanzas_out = stats.stanzas_in, stats.stanzas_out;
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64 local s = (session_stats_tpl):format(
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65 stanzas_in.message, stanzas_out.message,
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66 stanzas_in.presence, stanzas_out.presence,
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67 stanzas_in.iq, stanzas_out.iq,
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68 stats.bytes_in, stats.bytes_out);
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69 local jid = session[jid_fields[session.type]] or "";
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70 for conn in pairs(sessions) do
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71 conn:write(("SESS %q %q %s\n"):format(id, jid, s));
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72 end
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73 end
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74
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75 local active_sessions = {};
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76
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77 -- Network listener
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78 local listener = {};
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79
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80 function listener.onconnect(conn)
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81 sessions[conn] = true;
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82 push_stat(conn, "version", prosody.version);
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83 push_stat(conn, "start_time", prosody.start_time);
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84 push_stat(conn, "statistics_interval", statistics_interval);
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85 push_stat(conn, "time", time_now());
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86 local stats = statsman.get_stats();
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87 for name, value in pairs(stats) do
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88 push_stat(conn, name, value);
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89 end
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90 conn:write("\n"); -- Signal end of first batch (for non-streaming clients)
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91 end
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92
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5d58bdbfe024 mod_statistics_statsman: Ignore that we discard incoming data [luacheck]
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93 function listener.onincoming(conn, data) -- luacheck: ignore 212
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94 -- Discarded
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95 end
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96
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97 function listener.ondisconnect(conn)
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98 sessions[conn] = nil;
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99 end
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100
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101 function listener.onreadtimeout()
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102 return true;
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103 end
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104
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105 local add_statistics_filter; -- forward decl
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106 if prosody and prosody.arg then -- ensures we aren't in prosodyctl
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107 setmetatable(active_sessions, {
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108 __index = function ( t, k )
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109 local v = {
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110 bytes_in = 0, bytes_out = 0;
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111 stanzas_in = {
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112 message = 0, presence = 0, iq = 0;
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113 };
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114 stanzas_out = {
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115 message = 0, presence = 0, iq = 0;
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116 };
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117 }
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118 rawset(t, k, v);
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119 return v;
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120 end
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121 });
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122 local function handle_stanza_in(stanza, session)
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123 local s = active_sessions[session].stanzas_in;
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124 local n = s[stanza.name];
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125 if n then
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126 s[stanza.name] = n + 1;
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127 end
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128 return stanza;
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129 end
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130 local function handle_stanza_out(stanza, session)
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131 local s = active_sessions[session].stanzas_out;
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132 local n = s[stanza.name];
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133 if n then
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134 s[stanza.name] = n + 1;
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135 end
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136 return stanza;
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Kim Alvefur <zash@zash.se>
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137 end
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Kim Alvefur <zash@zash.se>
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138 local function handle_bytes_in(bytes, session)
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Kim Alvefur <zash@zash.se>
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139 local s = active_sessions[session];
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Kim Alvefur <zash@zash.se>
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140 s.bytes_in = s.bytes_in + #bytes;
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Kim Alvefur <zash@zash.se>
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141 return bytes;
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Kim Alvefur <zash@zash.se>
parents:
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142 end
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Kim Alvefur <zash@zash.se>
parents:
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143 local function handle_bytes_out(bytes, session)
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Kim Alvefur <zash@zash.se>
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144 local s = active_sessions[session];
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Kim Alvefur <zash@zash.se>
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145 s.bytes_out = s.bytes_out + #bytes;
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Kim Alvefur <zash@zash.se>
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146 return bytes;
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Kim Alvefur <zash@zash.se>
parents:
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147 end
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Kim Alvefur <zash@zash.se>
parents:
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148 function add_statistics_filter(session)
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Kim Alvefur <zash@zash.se>
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149 filters.add_filter(session, "stanzas/in", handle_stanza_in);
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150 filters.add_filter(session, "stanzas/out", handle_stanza_out);
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parents:
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151 filters.add_filter(session, "bytes/in", handle_bytes_in);
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parents:
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152 filters.add_filter(session, "bytes/out", handle_bytes_out);
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parents:
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153 end
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Kim Alvefur <zash@zash.se>
parents:
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154 end
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
diff changeset
155
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Kim Alvefur <zash@zash.se>
parents:
diff changeset
156
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Kim Alvefur <zash@zash.se>
parents:
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157 function module.load()
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
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158 if not(prosody and prosody.arg) then
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
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159 return;
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Kim Alvefur <zash@zash.se>
parents:
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160 end
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Kim Alvefur <zash@zash.se>
parents:
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161 filters.add_filter_hook(add_statistics_filter);
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Kim Alvefur <zash@zash.se>
parents:
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162
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Kim Alvefur <zash@zash.se>
parents:
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163 module:add_timer(1, function ()
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Kim Alvefur <zash@zash.se>
parents:
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164 for session, session_stats in pairs(active_sessions) do
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Kim Alvefur <zash@zash.se>
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165 active_sessions[session] = nil;
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Kim Alvefur <zash@zash.se>
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166 push_session_to_all(session, session_stats);
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Kim Alvefur <zash@zash.se>
parents:
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167 end
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Kim Alvefur <zash@zash.se>
parents:
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168 return 1;
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
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169 end);
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Kim Alvefur <zash@zash.se>
parents:
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170
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Kim Alvefur <zash@zash.se>
parents:
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171 module:hook("stats-updated", function (event)
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Kim Alvefur <zash@zash.se>
parents:
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172 local stats = event.changed_stats;
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Kim Alvefur <zash@zash.se>
parents:
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173 push_stat_to_all("time", time_now());
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Kim Alvefur <zash@zash.se>
parents:
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174 for name, value in pairs(stats) do
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Kim Alvefur <zash@zash.se>
parents:
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175 push_stat_to_all(name, value);
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Kim Alvefur <zash@zash.se>
parents:
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176 end
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
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177 end);
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
diff changeset
178
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
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179 module:hook("server-stopping", function ()
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Kim Alvefur <zash@zash.se>
parents:
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180 push_stat_to_all("stop_time", time_now());
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
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181 end);
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
diff changeset
182 end
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
diff changeset
183 function module.unload()
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
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184 filters.remove_filter_hook(add_statistics_filter);
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Kim Alvefur <zash@zash.se>
parents:
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185 end
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
diff changeset
186
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
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187 if prosody and prosody.arg then
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
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188 module:provides("net", {
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
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189 default_port = 5782;
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
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190 listener = listener;
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
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191 private = true;
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
diff changeset
192 });
2558ece20e58 mod_statistics_statsman: Streaming access to statsmanager
Kim Alvefur <zash@zash.se>
parents:
diff changeset
193 end