Mercurial > prosody-modules
annotate mod_statistics_statsman/mod_statistics_statsman.lua @ 5025:fd154db7c8fc
mod_sasl2: Fix handling of various failure/error cases
author | Matthew Wild <mwild1@gmail.com> |
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date | Mon, 29 Aug 2022 16:35:19 +0100 (2022-08-29) |
parents | bac3dae031ee |
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rev | line source |
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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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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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mod_statistics_statsman: Fix syntax error
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21 ["cpu.clock:amount"] = "cpu_total"; |
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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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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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137 end |
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138 local function handle_bytes_in(bytes, session) |
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139 local s = active_sessions[session]; |
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140 s.bytes_in = s.bytes_in + #bytes; |
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141 return bytes; |
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142 end |
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143 local function handle_bytes_out(bytes, session) |
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144 local s = active_sessions[session]; |
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145 s.bytes_out = s.bytes_out + #bytes; |
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146 return bytes; |
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147 end |
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148 function add_statistics_filter(session) |
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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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151 filters.add_filter(session, "bytes/in", handle_bytes_in); |
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152 filters.add_filter(session, "bytes/out", handle_bytes_out); |
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153 end |
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154 end |
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155 |
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156 |
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157 function module.load() |
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158 if not(prosody and prosody.arg) then |
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159 return; |
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160 end |
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161 filters.add_filter_hook(add_statistics_filter); |
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162 |
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163 module:add_timer(1, function () |
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164 for session, session_stats in pairs(active_sessions) do |
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165 active_sessions[session] = nil; |
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166 push_session_to_all(session, session_stats); |
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167 end |
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168 return 1; |
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169 end); |
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170 |
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171 module:hook("stats-updated", function (event) |
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172 local stats = event.changed_stats; |
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173 push_stat_to_all("time", time_now()); |
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174 for name, value in pairs(stats) do |
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175 push_stat_to_all(name, value); |
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176 end |
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177 end); |
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178 |
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179 module:hook("server-stopping", function () |
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180 push_stat_to_all("stop_time", time_now()); |
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181 end); |
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182 end |
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183 function module.unload() |
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184 filters.remove_filter_hook(add_statistics_filter); |
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185 end |
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186 |
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187 if prosody and prosody.arg then |
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188 module:provides("net", { |
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189 default_port = 5782; |
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190 listener = listener; |
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191 private = true; |
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192 }); |
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193 end |