Mercurial > prosody-modules

annotate mod_discodot/mod_discodot.lua @ 6274:63ef69b2f046

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mod_http_oauth2: Assume Prosody 13.0+ roles are available Per the README, 0.12 is not supported, so we should not need to worry about this. Plus it is assumed to be present elsewhere and that would throw errors.
author Kim Alvefur <zash@zash.se>
date Wed, 02 Jul 2025 16:15:32 +0200
parents 253df0798996
children
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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");
253df0798996 mod_discodot: Print a graph of service discovery
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2
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3 local function format_host(host, conf)
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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4 if host == "*" then
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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5 return "Global"
253df0798996 mod_discodot: Print a graph of service discovery
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6 end
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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7 local component_module = conf["component_module"];
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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8 if type(component_module) == "string" then
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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9 if component_module == "component" then
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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10 return string.format("Component %q", host)
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11 else
253df0798996 mod_discodot: Print a graph of service discovery
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12 return string.format("Component %q %q", host, component_module)
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13 end
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Kim Alvefur <zash@zash.se>
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14 else
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Kim Alvefur <zash@zash.se>
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15 return string.format("VirtualHost %q", host)
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16 end
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Kim Alvefur <zash@zash.se>
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17 end
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18
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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19 function module.command(arg)
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20
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21 local config = 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)));
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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26 local parent = host:match("%.(.*)");
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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27 if parent and rawget(config, parent) then
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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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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Kim Alvefur <zash@zash.se>
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31 if type(disco_items) == "table" then
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Kim Alvefur <zash@zash.se>
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32 for _, pair in ipairs(disco_items) do
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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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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Kim Alvefur <zash@zash.se>
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36
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Kim Alvefur <zash@zash.se>
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37 end
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Kim Alvefur <zash@zash.se>
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38
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
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39 print("}")
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40
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Kim Alvefur <zash@zash.se>
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41 return 0
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42 end