annotate mod_munin/mod_munin.lua @ 4996:031e0dd90f4b

mod_cloud_notify: Rename field in event for clarity ('node' is ambiguous here) ...because the push protocol is based on XEP-0060, and the 'node' can mean the identifier communicated to the push service.
author Matthew Wild <mwild1@gmail.com>
date Wed, 13 Jul 2022 11:15:43 +0100
parents 7e5c8186f121
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1624
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1 module:set_global();
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
2
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
3 local s_format = string.format;
4553
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
4 local t_insert = table.insert;
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
5 local t_concat = table.concat;
1624
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
6 local array = require"util.array";
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
7 local it = require"util.iterators";
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
8 local mt = require"util.multitable";
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
9
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
10 local meta = mt.new(); meta.data = module:shared"meta";
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11 local data = mt.new(); data.data = module:shared"data";
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
13 local munin_listener = {};
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
14 local munin_commands = {};
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
15
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
16 local node_name = module:get_option_string("munin_node_name", "localhost");
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
17 local ignore_stats = module:get_option_set("munin_ignored_stats", { });
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
18
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
19 local function clean_fieldname(name)
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
20 return (name:gsub("[^A-Za-z0-9_]", "_"):gsub("^[^A-Za-z_]", "_%1"));
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
21 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
22
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
23 function munin_listener.onconnect(conn)
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
24 -- require"core.statsmanager".collect();
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
25 conn:write("# munin node at "..node_name.."\n");
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
26 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
27
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
28 function munin_listener.onincoming(conn, line)
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
29 line = line and line:match("^[^\r\n]+");
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30 if type(line) ~= "string" then return end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
31 -- module:log("debug", "incoming: %q", line);
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32 local command = line:match"^%w+";
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33 command = munin_commands[command];
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
34 if not command then
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
35 conn:write("# Unknown command.\n");
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36 return;
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
37 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
38 local ok, err = pcall(command, conn, line);
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
39 if not ok then
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
40 module:log("error", "Error running %q: %s", line, err);
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
41 conn:close();
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
42 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
43 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
44
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
45 function munin_listener.ondisconnect() end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
46
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
47 function munin_commands.cap(conn)
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
48 conn:write("cap\n");
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
49 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
50
1648
648ce9087902 mod_munin: Cleanup [luacheck]
Kim Alvefur <zash@zash.se>
parents: 1624
diff changeset
51 function munin_commands.list(conn)
1624
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
52 conn:write(array(it.keys(data.data)):concat(" ") .. "\n");
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
53 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
54
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
55 function munin_commands.config(conn, line)
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
56 -- TODO what exactly?
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
57 local stat = line:match("%s(%S+)");
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
58 if not stat then conn:write("# Unknown service\n.\n"); return end
1648
648ce9087902 mod_munin: Cleanup [luacheck]
Kim Alvefur <zash@zash.se>
parents: 1624
diff changeset
59 for _, _, k, value in meta:iter(stat, "", nil) do
1624
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
60 conn:write(s_format("%s %s\n", k, value));
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
61 end
1648
648ce9087902 mod_munin: Cleanup [luacheck]
Kim Alvefur <zash@zash.se>
parents: 1624
diff changeset
62 for _, name, k, value in meta:iter(stat, nil, nil) do
1676
accbf0db0246 mod_munin: Exclude ignored stats even if they happen to be included in data
Kim Alvefur <zash@zash.se>
parents: 1648
diff changeset
63 if name ~= "" and not ignore_stats:contains(name) then
1624
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
64 conn:write(s_format("%s.%s %s\n", name, k, value));
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
65 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
66 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
67 conn:write(".\n");
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
68 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
69
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
70 function munin_commands.fetch(conn, line)
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
71 local stat = line:match("%s(%S+)");
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
72 if not stat then conn:write("# Unknown service\n.\n"); return end
1648
648ce9087902 mod_munin: Cleanup [luacheck]
Kim Alvefur <zash@zash.se>
parents: 1624
diff changeset
73 for _, name, value in data:iter(stat, nil) do
1676
accbf0db0246 mod_munin: Exclude ignored stats even if they happen to be included in data
Kim Alvefur <zash@zash.se>
parents: 1648
diff changeset
74 if not ignore_stats:contains(name) then
1692
44ddec97ad82 mod_munin: Use string.format flag instead of tostring when reporting values
Kim Alvefur <zash@zash.se>
parents: 1676
diff changeset
75 conn:write(s_format("%s.value %.12f\n", name, value));
1676
accbf0db0246 mod_munin: Exclude ignored stats even if they happen to be included in data
Kim Alvefur <zash@zash.se>
parents: 1648
diff changeset
76 end
1624
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
77 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
78 conn:write(".\n");
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
79 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
80
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
81 function munin_commands.quit(conn)
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
82 conn:close();
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
83 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
84
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
85 module:hook("stats-updated", function (event)
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
86 local all_stats, this = event.stats_extra;
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
87 local host, sect, name, typ, key;
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
88 for stat, value in pairs(event.changed_stats) do
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
89 if not ignore_stats:contains(stat) then
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
90 this = all_stats[stat];
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
91 -- module:log("debug", "changed_stats[%q] = %s", stat, tostring(value));
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
92 host, sect, name, typ = stat:match("^/([^/]+)/([^/]+)/(.+):(%a+)$");
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
93 if host == nil then
3130
c47cd8dbd310 mod_munin: Allow names containing any number of “:”.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 3129
diff changeset
94 sect, name, typ = stat:match("^([^.]+)%.(.+):(%a+)$");
1624
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
95 elseif host == "*" then
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
96 host = nil;
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
97 end
1898
d85ddd3e588a mod_munin: Fix syntax error
Kim Alvefur <zash@zash.se>
parents: 1897
diff changeset
98 if sect:find("^mod_measure_.") then
1897
effd909d05b0 mod_munin: Strip mod_measure_ and mod_statistics_ from section names
Kim Alvefur <zash@zash.se>
parents: 1692
diff changeset
99 sect = sect:sub(13);
1898
d85ddd3e588a mod_munin: Fix syntax error
Kim Alvefur <zash@zash.se>
parents: 1897
diff changeset
100 elseif sect:find("^mod_statistics_.") then
1897
effd909d05b0 mod_munin: Strip mod_measure_ and mod_statistics_ from section names
Kim Alvefur <zash@zash.se>
parents: 1692
diff changeset
101 sect = sect:sub(16);
effd909d05b0 mod_munin: Strip mod_measure_ and mod_statistics_ from section names
Kim Alvefur <zash@zash.se>
parents: 1692
diff changeset
102 end
1624
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
103 key = clean_fieldname(s_format("%s_%s_%s", host or "global", sect, typ));
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
104
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
105 if not meta:get(key) then
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
106 if host then
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
107 meta:set(key, "", "graph_title", s_format("%s %s on %s", sect, typ, host));
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
108 else
3129
2ffc268ba2fa mod_munin: Don’t use host when it is nil.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 1898
diff changeset
109 meta:set(key, "", "graph_title", s_format("Global %s %s", sect, typ));
1624
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
110 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
111 meta:set(key, "", "graph_vlabel", this and this.units or typ);
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
112 meta:set(key, "", "graph_category", sect);
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
113
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
114 meta:set(key, name, "label", name);
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
115 elseif not meta:get(key, name, "label") then
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
116 meta:set(key, name, "label", name);
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
117 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
118
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
119 data:set(key, name, value);
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
120 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
121 end
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
122 end);
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
123
4553
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
124 local function openmetrics_handler(event)
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
125 local registry = event.metric_registry
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
126 local host, sect, name, typ, key;
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
127 for family_name, metric_family in pairs(registry:get_metric_families()) do
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
128 if not ignore_stats:contains(family_name) then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
129 -- module:log("debug", "changed_stats[%q] = %s", stat, tostring(value));
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
130 local host_key
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
131 if metric_family.label_keys[1] == "host" then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
132 host_key = 1
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
133 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
134 if family_name:sub(1, 12) == "prosody_mod_" then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
135 sect, name = family_name:match("^prosody_mod_([^/]+)/(.+)$")
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
136 else
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
137 sect, name = family_name:match("^([^_]+)_(.+)$")
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
138 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
139 name = clean_fieldname(name)
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
140
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
141 local metric_type = metric_family.type_
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
142 if metric_type == "gauge" or metric_type == "unknown" then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
143 typ = "GAUGE"
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
144 else
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
145 typ = "DCOUNTER"
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
146 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
147
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
148 for labelset, metric in metric_family:iter_metrics() do
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
149 host = host_key and labelset[host_key] or "global"
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
150 local name_parts = {}
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
151 for i, label in ipairs(labelset) do
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
152 if i ~= host_key then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
153 t_insert(name_parts, label)
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
154 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
155 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
156 local full_name = t_concat(name_parts, "_")
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
157 local display_name = #name_parts > 0 and full_name or name
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
158 key = clean_fieldname(s_format("%s_%s_%s", host or "global", sect, name));
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
159
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
160 local unit
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
161 local factor = 1
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
162 unit = metric_family.unit
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
163 if unit == "seconds" and typ == "DCOUNTER" then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
164 factor = 100
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
165 unit = "%time"
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
166 elseif typ == "DCOUNTER" then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
167 unit = unit .. "/s"
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
168 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
169
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
170 if not meta:get(key, "") then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
171 meta:set(key, "", "graph_title", s_format(metric_family.description));
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
172 if unit ~= "" then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
173 meta:set(key, "", "graph_vlabel", unit);
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
174 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
175 meta:set(key, "", "graph_category", sect);
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
176 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
177 if not meta:get(key, display_name) then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
178 meta:set(key, display_name, "label", display_name);
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
179 meta:set(key, display_name, "type", typ)
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
180 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
181
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
182 for suffix, extra_labels, value in metric:iter_samples() do
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
183 if metric_type == "histogram" or metric_type == "summary" then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
184 if suffix == "_sum" then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
185 data:set(key, display_name, value * factor)
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
186 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
187 elseif suffix == "_total" or suffix == "" then
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
188 data:set(key, display_name, value * factor)
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
189 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
190 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
191 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
192 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
193 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
194 end
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
195
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
196 module:hook("openmetrics-updated", openmetrics_handler);
7e5c8186f121 mod_munin: Port to new OpenMetrics based statistics module
Jonas Schäfer <jonas@wielicki.name>
parents: 3130
diff changeset
197
1624
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
198 module:provides("net", {
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
199 listener = munin_listener;
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
200 default_mode = "*l";
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
201 default_port = 4949;
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
202 });
0f20390f6fa5 mod_munin: Implementation of the Munin collection protocol
Kim Alvefur <zash@zash.se>
parents:
diff changeset
203