Mercurial > prosody-modules
annotate mod_log_json/mod_log_json.lua @ 4776:13e913471b75
mod_http_admin_api: Ensure freshness of metrics when in manual mode
When in manual collection mode, as recommended for Prometheus,
collection needs to be triggered manually, or they would be stale,
possibly dating from the start of the server. This might vary per metric
depending on how and when the metrics are gathered.
| author | Kim Alvefur <zash@zash.se> |
|---|---|
| date | Thu, 18 Nov 2021 19:26:07 +0100 |
| parents | 4356088ad675 |
| children | 807007913f67 |
| rev | line source |
|---|---|
| 3732 | 1 local pack = require "util.table".pack; |
| 2 local json = require "util.json"; | |
| 3 local array = require "util.array"; | |
| 4 local datetime = require "util.datetime".datetime; | |
| 3746 | 5 local socket = require "socket"; |
| 3732 | 6 |
| 7 module:set_global(); | |
| 8 | |
| 9 local function sink_maker(config) | |
| 3746 | 10 local send = function () end |
| 11 if config.filename then | |
| 12 local logfile = io.open(config.filename, "a+"); | |
| 13 logfile:setvbuf("no"); | |
| 14 function send(payload) | |
| 15 logfile:write(payload, "\n"); | |
| 16 end | |
| 17 elseif config.udp_host and config.udp_port then | |
| 18 local conn = socket.udp(); | |
|
3748
27abf3b6819a
mod_log_json: Use correct method to specify remote endpoint
Kim Alvefur <zash@zash.se>
parents:
3747
diff
changeset
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19 conn:setpeername(config.udp_host, config.udp_port); |
| 3746 | 20 function send(payload) |
| 21 conn:send(payload); | |
| 22 end | |
| 23 end | |
|
4462
4356088ad675
mod_log_json: allow logging of formatted message
Jonas Schäfer <jonas@wielicki.name>
parents:
3758
diff
changeset
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24 local format = require "util.format".format; |
|
4356088ad675
mod_log_json: allow logging of formatted message
Jonas Schäfer <jonas@wielicki.name>
parents:
3758
diff
changeset
|
25 local do_format = config.formatted_as or false; |
| 3732 | 26 return function (source, level, message, ...) |
| 27 local args = pack(...); | |
| 28 for i = 1, args.n do | |
| 29 if args[i] == nil then | |
| 30 args[i] = json.null; | |
| 31 elseif type(args[i]) ~= "string" or type(args[i]) ~= "number" then | |
| 32 args[i] = tostring(args[i]); | |
| 33 end | |
| 34 end | |
| 35 args.n = nil; | |
| 36 local payload = { | |
| 37 datetime = datetime(), | |
| 38 source = source, | |
| 39 level = level, | |
| 40 message = message, | |
| 41 args = array(args); | |
| 42 }; | |
|
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4356088ad675
mod_log_json: allow logging of formatted message
Jonas Schäfer <jonas@wielicki.name>
parents:
3758
diff
changeset
|
43 if do_format then |
|
4356088ad675
mod_log_json: allow logging of formatted message
Jonas Schäfer <jonas@wielicki.name>
parents:
3758
diff
changeset
|
44 payload[do_format] = format(message, ...) |
|
4356088ad675
mod_log_json: allow logging of formatted message
Jonas Schäfer <jonas@wielicki.name>
parents:
3758
diff
changeset
|
45 end |
| 3746 | 46 send(json.encode(payload)); |
| 3732 | 47 end |
| 48 end | |
| 49 | |
|
3758
900ea02ab00b
mod_log_json: Deregister log sink on unload
Kim Alvefur <zash@zash.se>
parents:
3748
diff
changeset
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50 function module.unload() |
|
900ea02ab00b
mod_log_json: Deregister log sink on unload
Kim Alvefur <zash@zash.se>
parents:
3748
diff
changeset
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51 -- deregister |
|
900ea02ab00b
mod_log_json: Deregister log sink on unload
Kim Alvefur <zash@zash.se>
parents:
3748
diff
changeset
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52 require"core.loggingmanager".register_sink_type("json", nil); |
|
900ea02ab00b
mod_log_json: Deregister log sink on unload
Kim Alvefur <zash@zash.se>
parents:
3748
diff
changeset
|
53 end |
|
900ea02ab00b
mod_log_json: Deregister log sink on unload
Kim Alvefur <zash@zash.se>
parents:
3748
diff
changeset
|
54 |
| 3732 | 55 require"core.loggingmanager".register_sink_type("json", sink_maker); |