buildbot-nix/nix/master.nix

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2023-09-10 08:11:56 +00:00
{ config
, pkgs
, ...
}:
let
# TODO: make this an option
# https://github.com/organizations/numtide/settings/applications
# Application name: BuildBot
# Homepage URL: https://buildbot.numtide.com
# Authorization callback URL: https://buildbot.numtide.com/auth/login
# oauth_token: 2516248ec6289e4d9818122cce0cbde39e4b788d
buildbotDomain = "buildbot.thalheim.io";
githubOauthId = "d1b24258af1abc157934";
in
{
services.buildbot-master = {
enable = true;
masterCfg = "${./.}/master.py";
dbUrl = "postgresql://@/buildbot";
pythonPackages = ps: [
ps.requests
ps.treq
ps.psycopg2
(ps.toPythonModule pkgs.buildbot-worker)
pkgs.buildbot-plugins.www
pkgs.buildbot-plugins.www-react
];
};
systemd.services.buildbot-master = {
environment = {
PORT = "1810";
DB_URL = config.services.buildbot-master.dbUrl;
# Github app used for the login button
GITHUB_OAUTH_ID = githubOauthId;
# XXX replace this with renovate
REPO_FOR_FLAKE_UPDATE = "Mic92/dotfiles/main";
BUILDBOT_URL = "https://${buildbotDomain}/";
BUILDBOT_GITHUB_USER = "mic92-buildbot";
# comma seperated list of users that are allowed to login to buildbot and do stuff
GITHUB_ADMINS = "Mic92";
NIX_SUPPORTED_SYSTEMS = builtins.toString [ "x86_64-linux" "aarch64-linux" "x86_64-darwin" "aarch64-darwin" ];
NIX_EVAL_MAX_MEMORY_SIZE = "2048";
};
serviceConfig = {
# in master.py we read secrets from $CREDENTIALS_DIRECTORY
LoadCredential = [
"github-token:${config.sops.secrets.buildbot-github-token.path}"
"github-webhook-secret:${config.sops.secrets.buildbot-github-webhook-secret.path}"
"github-oauth-secret:${config.sops.secrets.buildbot-github-oauth-secret.path}"
"buildbot-nix-workers:${config.sops.secrets.buildbot-nix-workers.path}"
];
};
};
sops.secrets = {
buildbot-github-token = { };
buildbot-github-webhook-secret = { };
buildbot-github-oauth-secret = { };
buildbot-nix-workers = { };
};
services.postgresql = {
ensureDatabases = [ "buildbot" ];
ensureUsers = [
{
name = "buildbot";
ensurePermissions."DATABASE buildbot" = "ALL PRIVILEGES";
}
];
};
services.nginx.virtualHosts.${buildbotDomain} = {
forceSSL = true;
useACMEHost = "thalheim.io";
locations."/".proxyPass = "http://127.0.0.1:1810/";
locations."/sse" = {
proxyPass = "http://127.0.0.1:1810/sse/";
# proxy buffering will prevent sse to work
extraConfig = "proxy_buffering off;";
};
locations."/ws" = {
proxyPass = "http://127.0.0.1:1810/ws";
proxyWebsockets = true;
# raise the proxy timeout for the websocket
extraConfig = "proxy_read_timeout 6000s;";
};
# In this directory we store the lastest build store paths for nix attributes
locations."/nix-outputs".root = "/var/www/buildbot/";
};
# Allow buildbot-master to write to this directory
systemd.tmpfiles.rules = [
"d /var/www/buildbot/nix-outputs 0755 buildbot buildbot - -"
];
}