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-rw-r--r--krebs/3modules/buildbot/master.nix263
1 files changed, 263 insertions, 0 deletions
diff --git a/krebs/3modules/buildbot/master.nix b/krebs/3modules/buildbot/master.nix
new file mode 100644
index 000000000..2f73e44bc
--- /dev/null
+++ b/krebs/3modules/buildbot/master.nix
@@ -0,0 +1,263 @@
+{ config, pkgs, lib, ... }:
+
+with lib;
+let
+ buildbot = pkgs.buildbot;
+ buildbot-master-config = pkgs.writeText "buildbot-master.cfg" ''
+ # -*- python -*-
+ from buildbot.plugins import *
+ import re
+
+ c = BuildmasterConfig = {}
+
+ c['slaves'] = []
+ # TODO: template potential buildslaves
+ # TODO: set password?
+ slavenames= [ 'testslave' ]
+ for i in slavenames:
+ 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=120))
+
+ ####### Build Scheduler
+ # TODO: configure scheduler
+ c['schedulers'] = []
+
+ # test the master real quick
+ fast = schedulers.SingleBranchScheduler(
+ change_filter=util.ChangeFilter(branch="master"),
+ name="fast-master-test",
+ builderNames=["fast-tests"])
+
+ force = schedulers.ForceScheduler(
+ name="force",
+ builderNames=["full-tests"])
+
+ # files everyone depends on or are part of the share branch
+ def shared_files(change):
+ r =re.compile("^((krebs|share)/.*|Makefile|default.nix)")
+ for file in change.files:
+ if r.match(file):
+ return True
+ return False
+
+ full = schedulers.SingleBranchScheduler(
+ change_filter=util.ChangeFilter(branch="master"),
+ fileIsImportant=shared_files,
+ name="full-master-test",
+ builderNames=["full-tests"])
+ c['schedulers'] = [ fast, force, full ]
+ ###### The actual build
+ # couple of fast steps:
+ f = util.BuildFactory()
+ ## fetch repo
+ grab_repo = steps.Git(repourl=stockholm_repo, mode='incremental')
+ f.addStep(grab_repo)
+
+ # the dependencies which are used by the test script
+ deps = [ "gnumake", "jq" ]
+ nixshell = ["nix-shell", "-p" ] + deps + [ "--run" ]
+ def addShell(f,**kwargs):
+ f.addStep(steps.ShellCommand(**kwargs))
+
+ addShell(f,name="centos7-eval",env={"LOGNAME": "shared",
+ "get" : "krebs.deploy",
+ "filter" : "json"
+ },
+ command=nixshell + ["make -s eval system=test-centos7"])
+
+ addShell(f,name="wolf-eval",env={"LOGNAME": "shared",
+ "get" : "krebs.deploy",
+ "filter" : "json"
+ },
+ command=nixshell + ["make -s eval system=wolf"])
+
+ c['builders'] = []
+ c['builders'].append(
+ util.BuilderConfig(name="fast-tests",
+ slavenames=slavenames,
+ factory=f))
+
+ # TODO slow build
+ c['builders'].append(
+ util.BuilderConfig(name="full-tests",
+ slavenames=slavenames,
+ factory=f))
+
+ ####### 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
+ ${optionalString (cfg.irc.enable) ''
+ irc = words.IRC("${cfg.irc.server}", "krebsbuild",
+ # TODO: multiple channels
+ channels=["${cfg.irc.channel}"],
+ notify_events={
+ #'success': 1,
+ #'failure': 1,
+ 'exception': 1,
+ 'successToFailure': 1,
+ 'failureToSuccess': 1,
+ }${optionalString cfg.irc.allowForce ",allowForce=True"})
+ c['status'].append(irc)
+ ''}
+
+ ####### PROJECT IDENTITY
+ c['title'] = "Stockholm"
+ c['titleURL'] = "http://krebsco.de"
+
+ #c['buildbotURL'] = "http://buildbot.krebsco.de/"
+ # TODO: configure url
+ c['buildbotURL'] = "http://vbob:8010/"
+
+ ####### DB URL
+ c['db'] = {
+ 'db_url' : "sqlite:///state.sqlite",
+ }
+ ${cfg.extraConfig}
+ '';
+
+ cfg = config.krebs.buildbot.master;
+
+ api = {
+ enable = mkEnableOption "Buildbot Master";
+ workDir = mkOption {
+ default = "/var/lib/buildbot/master";
+ type = types.str;
+ description = ''
+ Path to build bot master directory.
+ Will be created on startup.
+ '';
+ };
+ irc = mkOption {
+ default = {};
+ type = types.submodule ({ config, ... }: {
+ options = {
+ enable = mkEnableOption "Buildbot Master IRC Status";
+ channel = mkOption {
+ default = "nix-buildbot-meetup";
+ type = types.str;
+ description = ''
+ irc channel the bot should connect to
+ '';
+ };
+ allowForce = mkOption {
+ default = false;
+ type = types.bool;
+ description = ''
+ Determines if builds can be forced via IRC
+ '';
+ };
+ nick = mkOption {
+ default = "nix-buildbot";
+ type = types.str;
+ description = ''
+ nickname for IRC
+ '';
+ };
+ server = mkOption {
+ default = "irc.freenode.net";
+ type = types.str;
+ description = ''
+ Buildbot Status IRC Server to connect to
+ '';
+ };
+ };
+ });
+ };
+
+ extraConfig = mkOption {
+ default = "";
+ type = types.lines;
+ description = ''
+ extra config appended to the generated master.cfg
+ '';
+ };
+ };
+
+ imp = {
+
+ users.extraUsers.buildbotMaster = {
+ uid = 672626386; #genid buildbotMaster
+ description = "Buildbot Master";
+ home = cfg.workDir;
+ createHome = false;
+ };
+
+ users.extraGroups.buildbotMaster = {
+ gid = 672626386;
+ };
+
+ systemd.services.buildbotMaster = {
+ description = "Buildbot Master";
+ after = [ "network.target" ];
+ wantedBy = [ "multi-user.target" ];
+ path = [ pkgs.git ];
+ serviceConfig = let
+ workdir="${lib.shell.escape cfg.workDir}";
+ # TODO: check if git is the only dep
+ in {
+ PermissionsStartOnly = true;
+ Type = "forking";
+ PIDFile = "${workdir}/twistd.pid";
+ # TODO: maybe also prepare buildbot.tac?
+ ExecStartPre = pkgs.writeScript "buildbot-master-init" ''
+ #!/bin/sh
+ set -efux
+ if [ ! -e ${workdir} ];then
+ mkdir -p ${workdir}
+ ${buildbot}/bin/buildbot create-master -r -l 10 -f ${workdir}
+ fi
+ # always override the master.cfg
+ cp ${buildbot-master-config} ${workdir}/master.cfg
+ # sanity
+ ${buildbot}/bin/buildbot checkconfig ${workdir}
+
+ # TODO: maybe upgrade? not sure about this
+ # normally we should write buildbot.tac by our own
+ # ${buildbot}/bin/buildbot upgrade-master ${workdir}
+
+ chmod 700 -R ${workdir}
+ chown buildbotMaster:buildbotMaster -R ${workdir}
+ '';
+ ExecStart = "${buildbot}/bin/buildbot start ${workdir}";
+ ExecStop = "${buildbot}/bin/buildbot stop ${workdir}";
+ ExecReload = "${buildbot}/bin/buildbot reconfig ${workdir}";
+ PrivateTmp = "true";
+ User = "buildbotMaster";
+ Restart = "always";
+ RestartSec = "10";
+ };
+ };
+ };
+in
+{
+ options.krebs.buildbot.master = api;
+ config = mkIf cfg.enable imp;
+}