annotate mod_log_json/mod_log_json.lua @ 4268:871d140d61bb

mod_adhoc_oauth2_client: Fix including final client_id in result form The client_id is composed of the details needed for retrieving the data, making it redundant to include in the data, albeit somewhat convenient sometimes. Decided to remove it anyways, but forgot to change the result.
author Kim Alvefur <zash@zash.se>
date Sun, 22 Nov 2020 17:00:26 +0100
parents 900ea02ab00b
children 4356088ad675
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1 local pack = require "util.table".pack;
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2 local json = require "util.json";
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3 local array = require "util.array";
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4 local datetime = require "util.datetime".datetime;
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5 local socket = require "socket";
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6
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7 module:set_global();
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8
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9 local function sink_maker(config)
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10 local send = function () end
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11 if config.filename then
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12 local logfile = io.open(config.filename, "a+");
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13 logfile:setvbuf("no");
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14 function send(payload)
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15 logfile:write(payload, "\n");
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16 end
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17 elseif config.udp_host and config.udp_port then
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18 local conn = socket.udp();
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19 conn:setpeername(config.udp_host, config.udp_port);
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20 function send(payload)
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21 conn:send(payload);
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22 end
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23 end
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24 return function (source, level, message, ...)
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25 local args = pack(...);
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26 for i = 1, args.n do
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27 if args[i] == nil then
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28 args[i] = json.null;
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29 elseif type(args[i]) ~= "string" or type(args[i]) ~= "number" then
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30 args[i] = tostring(args[i]);
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31 end
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32 end
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33 args.n = nil;
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34 local payload = {
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35 datetime = datetime(),
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36 source = source,
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37 level = level,
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38 message = message,
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39 args = array(args);
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40 };
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41 send(json.encode(payload));
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42 end
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43 end
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44
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45 function module.unload()
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46 -- deregister
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47 require"core.loggingmanager".register_sink_type("json", nil);
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48 end
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49
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50 require"core.loggingmanager".register_sink_type("json", sink_maker);