Mercurial > prosody-modules

annotate mod_discodot/mod_discodot.tl @ 4595:bac3dae031ee

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add note of incompatibility with trunk since 5f15ab7c6ae5
author Kim Alvefur <zash@zash.se>
date Sat, 19 Jun 2021 12:55:14 +0200
parents 253df0798996
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
4577
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1 local cm = require"core.configmanager";
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
2
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
3 local function format_host(host:string, conf:{string:any}) : string
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
4 if host == "*" then
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
5 return "Global";
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
6 end
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
7 local component_module = conf["component_module"];
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
8 if component_module is string then
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
9 if component_module == "component" then
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
10 return string.format("Component %q", host);
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
11 else
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12 return string.format("Component %q %q", host, component_module);
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
13 end
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
14 else
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
15 return string.format("VirtualHost %q", host);
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
16 end
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
17 end
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
18
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
19 function module.command(arg : { string }) : integer
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
20
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
21 local config : { string : { string : any } } = cm.getconfig();
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
22
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
23 print"digraph \"prosody\" {"
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
24 for host, conf in pairs(config) do
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
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>
parents:
diff changeset
26 local parent = host:match("%.(.*)");
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
27 if parent and rawget(config, parent) then
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
28 print(string.format("%q -> %q", parent, host));
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
29 end
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30 local disco_items = conf["disco_items"]
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
31 if disco_items is { { string, string } } then
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32 for _, pair in ipairs(disco_items) do
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33 print(string.format("%q -> %q", host, pair[1]));
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
34 end
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
35 end
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
37 end
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
38
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
39 print"}"
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
40
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
41 return 0
253df0798996 mod_discodot: Print a graph of service discovery
Kim Alvefur <zash@zash.se>
parents:
diff changeset
42 end