From 3371d54618aa017be77e2494c1cf82331152f3b7 Mon Sep 17 00:00:00 2001
From: makefu <makefu@nixos.dev>
Date: Tue, 15 Dec 2015 18:43:40 +0100
Subject: [PATCH] m 3 buildbot: master init
---
makefu/3modules/buildbot/master.nix | 179 ++++++++++++++++++++++++++++
1 file changed, 179 insertions(+)
create mode 100644 makefu/3modules/buildbot/master.nix
diff --git a/makefu/3modules/buildbot/master.nix b/makefu/3modules/buildbot/master.nix
new file mode 100644
index 000000000..310b8460d
--- /dev/null
+++ b/makefu/3modules/buildbot/master.nix
@@ -0,0 +1,179 @@
+{ config, pkgs, lib, ... }:
+
+with lib;
+let
+ buildbot = pkgs.buildbot;
+ buildbot-master-config = pkgs.writeText "buildbot-master.cfg" ''
+ # -*- python -*-
+ from buildbot.plugins import *
+
+ c = BuildmasterConfig = {}
+
+ c['slaves'] = []
+ # TODO: template potential buildslaves
+ # TODO: set password?
+ for i in [ 'testslave' ]:
+ c['slaves'].append(buildslave.BuildSlave(i, "krebspass"))
+
+ c['protocols'] = {'pb': {'port': 9989}}
+
+ ####### Build Inputs
+ stockholm_repo = 'http://cgit.gum/stockholm'
+ c['change_source'] = []
+ c['change_source'].append(changes.GitPoller(
+ stockholm_repo,
+ workdir='stockholm-poller', branch='master',
+ project='stockholm',
+ pollinterval=300))
+
+ ####### Build Scheduler
+ # TODO: configure scheduler
+ important_files = util.ChangeFilter(
+ project_re="^((krebs|share)/.*|Makefile|default.nix)",
+ branch='master')
+ c['schedulers'] = []
+ c['schedulers'].append(schedulers.SingleBranchScheduler(
+ name="all-important-files",
+ change_filter=important_files,
+ # 3 minutes stable tree
+ treeStableTimer=3*60,
+ builderNames=["runtests"]))
+ c['schedulers'].append(schedulers.ForceScheduler(
+ name="force",
+ builderNames=["runtests"]))
+ ###### The actual build
+ factory = util.BuildFactory()
+ factory.addStep(steps.Git(repourl=stockholm_repo, mode='incremental'))
+
+ deps = [ "gnumake", "jq" ]
+ factory.addStep(steps.ShellCommand(command=["nix-shell", "-p" ] + deps ))
+ factory.addStep(steps.ShellCommand(env={"LOGNAME": "shared"},
+ command=["make", "get=krebs.deploy",
+ "system=test-centos7"]))
+
+ # TODO: different Builders?
+ c['builders'] = []
+ c['builders'].append(
+ util.BuilderConfig(name="runtests",
+ # TODO: only some slaves being used in builder?
+ slavenames=c['slaves'],
+ factory=factory))
+
+ ####### Status of Builds
+ c['status'] = []
+
+ from buildbot.status import html
+ from buildbot.status.web import authz, auth
+ # TODO: configure if http is wanted
+ authz_cfg=authz.Authz(
+ # TODO: configure user/pw
+ auth=auth.BasicAuth([("krebs","bob")]),
+ gracefulShutdown = False,
+ forceBuild = 'auth',
+ forceAllBuilds = 'auth',
+ pingBuilder = False,
+ stopBuild = False,
+ stopAllBuilds = False,
+ cancelPendingBuild = False,
+ )
+ # TODO: configure nginx
+ c['status'].append(html.WebStatus(http_port=8010, authz=authz_cfg))
+
+ from buildbot.status import words
+ # TODO: configure IRC Bot
+ irc = words.IRC("irc.freenode.net", "krebsbuild",
+ channels=["krebs"],
+ notify_events={
+ 'sucess': 1,
+ 'failure': 1,
+ 'exception': 1,
+ 'successToFailure': 1,
+ 'failureToSuccess': 1,
+ },allowForce=True)
+ c['status'].append(irc)
+
+ ####### PROJECT IDENTITY
+ c['title'] = "Stockholm"
+ c['titleURL'] = "http://krebsco.de"
+
+ c['buildbotURL'] = "http://buildbot.krebsco.de/"
+
+ ####### DB URL
+ c['db'] = {
+ 'db_url' : "sqlite:///state.sqlite",
+ }
+ ${cfg.extraConfig}
+ '';
+
+ cfg = config.makefu.buildbot.master;
+
+ api = {
+ enable = mkEnableOption "Buildbot Master";
+
+ workDir = mkOption {
+ default = "/var/lib/buildbot/master";
+ type = types.str;
+ description = ''
+ Path to build bot master directory.
+ Will be created on startup.
+ '';
+ };
+
+ extraConfig = mkOption {
+ default = "";
+ type = types.lines;
+ description = ''
+ extra config appended to the generated master.cfg
+ '';
+ };
+ };
+
+ imp = {
+
+ users.extraUsers.buildbotMaster = {
+ uid = 672626386; #genid buildbotMaster
+ description = "Buildbot Master";
+ home = cfg.workDir;
+ createHome = false;
+ };
+
+ users.extraGroups.buildbotMaster = {
+ gid = 672626386;
+ };
+
+ systemd.services.buildbotMaster = {
+ description = "Buildbot Master";
+ after = [ "network.target" ];
+ wantedBy = [ "multi-user.target" ];
+ serviceConfig = {
+ PermissionsStartOnly = true;
+ # TODO: maybe also prepare buildbot.tac?
+ ExecStartPre = pkgs.writeScript "buildbot-master-init" ''
+ #!/bin/sh
+ set -efux
+ workdir=${lib.shell.escape cfg.workDir}
+ if [ ! -e $workdir ];then
+ mkdir -p $workdir
+ ${buildbot}/bin/buildbot create-master -r -l 10 -f $workdir
+ chown buildbotMaster:buildbotMaster $workdir
+ fi
+ # always override the master.cfg
+ cp ${toString buildbot-master-config} "$workdir/master.cfg"
+ # sanity
+ ${buildbot}/bin/buildbot checkconfig $workdir
+ # upgrade
+ ${buildbot}/bin/buildbot upgrade-master $workdir
+ '';
+ ExecStart = "${buildbot}/bin/buildbot ${lib.shell.escape cfg.workDir}";
+ PrivateTmp = "true";
+ User = "buildbotMaster";
+ Restart = "always";
+ RestartSec = "10";
+ };
+ };
+ };
+in
+{
+ options.makefu.buildbot.master = api;
+ config = mkIf cfg.enable imp;
+}