prosody-modules
c217f4edfc4f
mod_discodot/mod_discodot.lua

Find changesets by keywords by author, files, the commit message, revision number or hash, or revset expression.

Software / code / prosody-modules

Annotate

mod_discodot/mod_discodot.lua @ 5671:c217f4edfc4f

misc/mtail: Start of an mtail config Stashing it here in case anyone wants to continue working on it. Currently it's only counting log messages by level. Due to the permissions set by systemd on Prosody logs, mtail never managed to start correctly until permissions were manually relaxed.
author Kim Alvefur <zash@zash.se>
date Sun, 17 Sep 2023 13:36:30 +0200
parent 4577:253df0798996
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, conf)
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 type(component_module) == "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)
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 = 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 type(disco_items) == "table" 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