Mercurial > prosody-modules
annotate mod_discodot/mod_discodot.lua @ 5593:6d0574bfbf5d
mod_client_management: Include software version in table (when known)
Showing software versions could be useful for statistical reasons, e.g.
determining how quickly (or not) users upgrade, but most importantly for
revoking vulnerable clients versions in case of a security issue.
| author | Kim Alvefur <zash@zash.se> |
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| date | Thu, 13 Jul 2023 23:26:02 +0200 |
| parents | 253df0798996 |
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mod_discodot: Print a graph of service discovery
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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, conf) |
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4 if host == "*" then |
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5 return "Global" |
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6 end |
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7 local component_module = conf["component_module"]; |
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8 if type(component_module) == "string" then |
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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) |
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20 |
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21 local config = cm.getconfig(); |
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22 |
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23 print("digraph \"prosody\" {") |
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24 for host, conf in pairs(config) do |
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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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30 local disco_items = conf["disco_items"] |
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31 if type(disco_items) == "table" then |
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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 |
