feat(chatops): init takumi
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Takumi means "artisan" (in the sense of "master") in Japanese. It's an
accurate and efficient ChatOps for day-to-day operations of DGNum.

Signed-off-by: Ryan Lahfa <ryan@dgnum.eu>
This commit is contained in:
Ryan Lahfa 2024-09-20 20:40:08 +02:00
parent f791ba15a4
commit 859418b377
6 changed files with 165 additions and 0 deletions

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@ -5,11 +5,13 @@ lib.extra.mkConfig {
# List of modules to enable
"dgn-backups"
"dgn-web"
"dgn-chatops"
];
enabledServices = [
# List of services to enable
"arkheon"
"takumi"
"signal-irc-bridge"
"ds-fr"
"grafana"

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@ -0,0 +1 @@
_: { dgn-chatops.enable = true; }

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@ -46,6 +46,7 @@
"dgn-acme"
"dgn-backups"
"dgn-console"
"dgn-chatops"
"dgn-firewall"
"dgn-hardware"
"dgn-netbox-agent"

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@ -0,0 +1,70 @@
# Copyright :
# - Ryan Lahfa <ryan.lahfa@dgnum.eu> 2024
#
# Ce logiciel est un programme informatique servant à déployer des
# configurations de serveurs via NixOS.
#
# Ce logiciel est régi par la licence CeCILL soumise au droit français et
# respectant les principes de diffusion des logiciels libres. Vous pouvez
# utiliser, modifier et/ou redistribuer ce programme sous les conditions
# de la licence CeCILL telle que diffusée par le CEA, le CNRS et l'INRIA
# sur le site "http://www.cecill.info".
#
# En contrepartie de l'accessibilité au code source et des droits de copie,
# de modification et de redistribution accordés par cette licence, il n'est
# offert aux utilisateurs qu'une garantie limitée. Pour les mêmes raisons,
# seule une responsabilité restreinte pèse sur l'auteur du programme, le
# titulaire des droits patrimoniaux et les concédants successifs.
#
# A cet égard l'attention de l'utilisateur est attirée sur les risques
# associés au chargement, à l'utilisation, à la modification et/ou au
# développement et à la reproduction du logiciel par l'utilisateur étant
# donné sa spécificité de logiciel libre, qui peut le rendre complexe à
# manipuler et qui le réserve donc à des développeurs et des professionnels
# avertis possédant des connaissances informatiques approfondies. Les
# utilisateurs sont donc invités à charger et tester l'adéquation du
# logiciel à leurs besoins dans des conditions permettant d'assurer la
# sécurité de leurs systèmes et ou de leurs données et, plus généralement,
# à l'utiliser et l'exploiter dans les mêmes conditions de sécurité.
#
# Le fait que vous puissiez accéder à cet en-tête signifie que vous avez
# pris connaissance de la licence CeCILL, et que vous en avez accepté les
# termes.
{
config,
pkgs,
lib,
...
}:
let
cfg = config.dgn-chatops;
inherit (lib) mkEnableOption mkIf;
python3 = pkgs.python311;
python3Pkgs = python3.pkgs;
ircrobots = python3Pkgs.callPackage ./ircrobots.nix { };
ps = python3Pkgs.makePythonPath [ ircrobots ];
in
{
options.dgn-chatops = {
enable = mkEnableOption "the ChatOps layer";
};
# Our ChatOps bot.
config = mkIf cfg.enable {
systemd.services.irc-takumi = {
description = "DGNum IRC automation bot, Takumi";
wantedBy = [ "multi-user.target" ];
after = [ "network.target" ];
environment = {
PYTHONPATH = ps;
};
serviceConfig = {
RuntimeDirectory = "takumi";
StateDirectory = "takumi";
DynamicUser = true;
ExecStart = "${lib.getExe python3} ${./takumi.py}";
};
};
};
}

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@ -0,0 +1,56 @@
{
lib,
buildPythonPackage,
fetchFromGitea,
pythonOlder,
anyio,
asyncio-rlock,
asyncio-throttle,
ircstates,
async-stagger,
async-timeout,
python,
}:
buildPythonPackage rec {
pname = "ircrobots";
version = "0.7.0";
format = "setuptools";
disabled = pythonOlder "3.7";
src = fetchFromGitea {
domain = "git.dgnum.eu";
owner = "DGNum";
repo = pname;
# No tag yet :(.
rev = "63aa84b40450bd534fc232eee10e8088028c9f6d";
hash = "sha256-gXiPy6wjPEtc9v0cG0lb2QVXDlU5Q8ncxJO0lBm2RSE=";
};
postPatch = ''
# too specific pins https://github.com/jesopo/ircrobots/issues/3
sed -iE 's/anyio.*/anyio/' requirements.txt
'';
propagatedBuildInputs = [
anyio
asyncio-rlock
asyncio-throttle
ircstates
async-stagger
async-timeout
];
checkPhase = ''
${python.interpreter} -m unittest test
'';
pythonImportsCheck = [ "ircrobots" ];
meta = with lib; {
description = "Asynchronous bare-bones IRC bot framework for python3";
license = licenses.mit;
homepage = "https://github.com/jesopo/ircrobots";
maintainers = with maintainers; [ hexa ];
};
}

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@ -0,0 +1,35 @@
import asyncio
from irctokens import build, Line
from ircrobots import Bot as BaseBot
from ircrobots import Server as BaseServer
from ircrobots import ConnectionParams
SERVERS = [
("dgnum", "irc.dgnum.eu")
]
class Server(BaseServer):
async def line_read(self, line: Line):
print(f"{self.name} < {line.format()}")
if line.command == "001":
print(f"connected to {self.isupport.network}")
await self.send(build("JOIN", ["#dgnum-bridge-test"]))
async def line_send(self, line: Line):
print(f"{self.name} > {line.format()}")
class Bot(BaseBot):
def create_server(self, name: str):
return Server(self, name)
async def main():
bot = Bot()
for name, host in SERVERS:
# For IPv4-only connections.
params = ConnectionParams("Takumi", host, 6698)
await bot.add_server(name, params)
await bot.run()
if __name__ == "__main__":
asyncio.run(main())