Mercurial > prosody-modules
annotate mod_discodot/mod_discodot.lua @ 4976:75b6e5df65f9
various: Improve error reporting if missing file server module on 0.12
If there is some error loading net.http.files then it would be swallowed
by the pcall and then it would proceed to trying mod_http_files, which
might cause unexpected behavior on 0.12
Ref #1765
author | Kim Alvefur <zash@zash.se> |
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date | Mon, 18 Jul 2022 22:47:54 +0200 |
parents | 253df0798996 |
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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 |