prosody-modules
7842502c1157
mod_discodot/mod_discodot.tl

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mod_discodot/mod_discodot.tl @ 5491:7842502c1157

mod_http_debug: Log some extended info about requests If you point something external at this module, you don't get the response body back, hence it can be useful to see some details in the log as well.
author Kim Alvefur <zash@zash.se>
date Fri, 26 May 2023 15:37:15 +0200
parent 4577:253df0798996
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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4577
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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1 local cm = require"core.configmanager";
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2
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3 local function format_host(host:string, conf:{string:any}) : string
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4 if host == "*" then
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Kim Alvefur <zash@zash.se>
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5 return "Global";
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6 end
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Kim Alvefur <zash@zash.se>
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7 local component_module = conf["component_module"];
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8 if component_module is string then
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Kim Alvefur <zash@zash.se>
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9 if component_module == "component" then
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10 return string.format("Component %q", host);
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11 else
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12 return string.format("Component %q %q", host, component_module);
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13 end
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14 else
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15 return string.format("VirtualHost %q", host);
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16 end
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17 end
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18
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19 function module.command(arg : { string }) : integer
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20
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21 local config : { string : { string : any } } = cm.getconfig();
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22
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Kim Alvefur <zash@zash.se>
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23 print"digraph \"prosody\" {"
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Kim Alvefur <zash@zash.se>
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24 for host, conf in pairs(config) do
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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25 print(string.format("%q [label=%q]", host, format_host(host, conf)));
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26 local parent = host:match("%.(.*)");
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27 if parent and rawget(config, parent) then
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28 print(string.format("%q -> %q", parent, host));
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29 end
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Kim Alvefur <zash@zash.se>
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30 local disco_items = conf["disco_items"]
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31 if disco_items is { { string, string } } then
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Kim Alvefur <zash@zash.se>
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32 for _, pair in ipairs(disco_items) do
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33 print(string.format("%q -> %q", host, pair[1]));
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34 end
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35 end
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36
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37 end
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38
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39 print"}"
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40
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41 return 0
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42 end