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mod_statistics_statsd/mod_statistics_statsd.lua @ 4282:281a864e7472

mod_pubsub_feeds: Don't skip publishing items after an existing one I encountered a feed which was backwards, such that older entries were considered first and then it would skip newer entries. This may however run into trouble if the feed contains more items than what's persisted in pubsub.
author Kim Alvefur <zash@zash.se>
date Mon, 30 Nov 2020 15:17:29 +0100
parent 1656:98a186874806
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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b59812aaabad mod_statistics_statsd: Module for pushing from util.statistics (0.10) to statsd
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1 local statsmanager = require "core.statsmanager";
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2 local udp = require "socket".udp();
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4 local server = module:get_option_string("statsd_server_ip", "127.0.0.1");
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5 local server_port = module:get_option_number("statsd_server_port", 8124);
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6 local max_datagram_size = module:get_option_number("statds_packet_size", 512);
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8 function push_stats(stats, meta)
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9 local metric_strings, remaining_bytes = {}, max_datagram_size;
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10 for name, value in pairs(stats) do
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11 local value_meta = meta[name];
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98a186874806 mod_statistics_statsd: Use module:log()
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12 module:log("warn", "%s %s", name, tostring(value_meta));
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13 --if not value_meta then
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14 -- Simple value (gauge)
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15 local metric_string = ("%s|%d|g"):format(name, value);
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16 if #metric_string > remaining_bytes then
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17 udp:sendto(table.concat(metric_strings, "\n"), server, server_port);
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18 metric_strings, remaining_bytes = {}, max_datagram_size;
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19 end
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20 table.insert(metric_strings, metric_string);
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21 remaining_bytes = remaining_bytes - (#metric_string + 1); -- +1 for newline
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22 --end
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23 end
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24 if #metric_strings > 0 then
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25 udp:sendto(table.concat(metric_strings, "\n"), server, server_port);
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26 end
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27 end
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29 module:hook_global("stats-updated", function (event)
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30 push_stats(event.changed_stats, event.stats_extra);
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31 end);
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33 function module.load()
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34 local all, changed, extra = statsmanager.get_stats();
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35 push_stats(all, extra);
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36 end