annotate mod_http_stats_stream/README.markdown @ 4293:edde5905744a

mod_s2s_keepalive: Don't send whitespace keepalives before s2sin stream is open Could possibly result in whitespace before the XML and stream header, which isn't allowed by the parser. Don't think s2sout is affected, as the stream is opened early and doesn't have to wait for the other end. Thanks Ge0rG
author Kim Alvefur <zash@zash.se>
date Thu, 10 Dec 2020 11:57:03 +0100
parents 740870196b97
children bac3dae031ee
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1 ---
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2 depends:
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3 - 'mod\_http'
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4 provides:
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5 - http
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6 ---
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7
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8 # Introduction
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10 This module provides a streaming interface to [Prosodys internal statistics][doc:statistics] via
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11 [Server-sent events](https://developer.mozilla.org/en-US/docs/Web/API/Server-sent_events).
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13 ## Example
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15 ```js
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16 var evtSource = new EventSource("/stats_stream");
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18 /*
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19 * An event with all current statistics in the form of a JSON object.
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20 * Normally sent only once, when first connected to the stream.
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21 */
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22 evtSource.addEventListener("stats-full", function(e) {
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23 var initial_stats = JSON.parse(e.data);
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24 console.log(initial_stats);
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25 }, false);
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27 /*
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28 * An event containing only statistics that have changed since the last
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29 * 'stats-full' or 'stats-updated' event.
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30 */
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31 evtSource.addEventListener("stats-updated", function(e) {
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32 var updated_stats = JSON.parse(e.data);
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33 console.log(updated_stats);
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34 }, false);
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35 ```
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36
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37 # Compatibility
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39 Prosody \>= 0.11.0