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-rw-r--r--krebs/3modules/buildbot/master.nix375
-rw-r--r--krebs/3modules/buildbot/slave.nix186
2 files changed, 561 insertions, 0 deletions
diff --git a/krebs/3modules/buildbot/master.nix b/krebs/3modules/buildbot/master.nix
new file mode 100644
index 000000000..7078000fe
--- /dev/null
+++ b/krebs/3modules/buildbot/master.nix
@@ -0,0 +1,375 @@
+{ config, pkgs, lib, ... }:
+
+with lib;
+let
+ buildbot = pkgs.buildbot;
+ buildbot-master-config = pkgs.writeText "buildbot-master.cfg" ''
+ # -*- python -*-
+ from buildbot.plugins import *
+ import re
+ import json
+ c = BuildmasterConfig = {}
+
+ c['slaves'] = []
+ slaves = json.loads('${builtins.toJSON cfg.slaves}')
+ slavenames = [ s for s in slaves ]
+ for k,v in slaves.items():
+ c['slaves'].append(buildslave.BuildSlave(k, v))
+
+ # TODO: configure protocols?
+ c['protocols'] = {'pb': {'port': 9989}}
+
+ ####### Build Inputs
+ c['change_source'] = cs = []
+
+ ${ concatStringsSep "\n"
+ (mapAttrsToList (n: v: ''
+ #### Change_Source: Begin of ${n}
+ ${v}
+ #### Change_Source: End of ${n}
+ '') cfg.change_source )}
+
+ ####### Build Scheduler
+ c['schedulers'] = sched = []
+
+ ${ concatStringsSep "\n"
+ (mapAttrsToList (n: v: ''
+ #### Schedulers: Begin of ${n}
+ ${v}
+ #### Schedulers: End of ${n}
+ '') cfg.scheduler )}
+
+ ###### Builder
+ c['builders'] = bu = []
+
+ # Builder Pre: Begin
+ ${cfg.builder_pre}
+ # Builder Pre: End
+
+ ${ concatStringsSep "\n"
+ (mapAttrsToList (n: v: ''
+ #### Builder: Begin of ${n}
+ ${v}
+ #### Builder: End of ${n}
+ '') cfg.builder )}
+
+
+ ####### Status
+ c['status'] = st = []
+
+ # If you want to configure this url, override with extraConfig
+ c['buildbotURL'] = "http://${config.networking.hostName}:${toString cfg.web.port}/"
+
+ ${optionalString (cfg.web.enable) ''
+ from buildbot.status import html
+ from buildbot.status.web import authz, auth
+ authz_cfg=authz.Authz(
+ auth=auth.BasicAuth([ ("${cfg.web.username}","${cfg.web.password}") ]),
+ # TODO: configure harder
+ gracefulShutdown = False,
+ forceBuild = 'auth',
+ forceAllBuilds = 'auth',
+ pingBuilder = False,
+ stopBuild = 'auth',
+ stopAllBuilds = 'auth',
+ cancelPendingBuild = 'auth'
+ )
+ # TODO: configure krebs.nginx
+ st.append(html.WebStatus(http_port=${toString cfg.web.port}, authz=authz_cfg))
+ ''}
+
+ ${optionalString (cfg.irc.enable) ''
+ from buildbot.status import words
+ irc = words.IRC("${cfg.irc.server}", "${cfg.irc.nick}",
+ channels=${builtins.toJSON cfg.irc.channels},
+ notify_events={
+ 'success': 1,
+ 'failure': 1,
+ 'exception': 1,
+ 'successToFailure': 1,
+ 'failureToSuccess': 1,
+ }${optionalString cfg.irc.allowForce ",allowForce=True"})
+ c['status'].append(irc)
+ ''}
+
+ ${ concatStringsSep "\n"
+ (mapAttrsToList (n: v: ''
+ #### Status: Begin of ${n}
+ ${v}
+ #### Status: End of ${n}
+ '') cfg.status )}
+
+ ####### PROJECT IDENTITY
+ c['title'] = "${cfg.title}"
+ c['titleURL'] = "http://krebsco.de"
+
+
+ ####### DB URL
+ # TODO: configure
+ c['db'] = {
+ 'db_url' : "sqlite:///state.sqlite",
+ }
+ ${cfg.extraConfig}
+ '';
+
+ cfg = config.krebs.buildbot.master;
+
+ api = {
+ enable = mkEnableOption "Buildbot Master";
+ title = mkOption {
+ default = "Buildbot CI";
+ type = types.str;
+ description = ''
+ Title of the Buildbot Installation
+ '';
+ };
+ workDir = mkOption {
+ default = "/var/lib/buildbot/master";
+ type = types.str;
+ description = ''
+ Path to build bot master directory.
+ Will be created on startup.
+ '';
+ };
+
+ slaves = mkOption {
+ default = {};
+ type = types.attrsOf types.str;
+ description = ''
+ Attrset of slavenames with their passwords
+ slavename = slavepassword
+ '';
+ };
+
+ change_source = mkOption {
+ default = {};
+ type = types.attrsOf types.str;
+ example = {
+ stockholm = ''
+ cs.append(changes.GitPoller(
+ 'http://cgit.gum/stockholm',
+ workdir='stockholm-poller', branch='master',
+ project='stockholm',
+ pollinterval=120))
+ '';
+ };
+ description = ''
+ Attrset of all the change_sources which should be configured.
+ It will be directly included into the master configuration.
+
+ At the end an change object should be appended to <literal>cs</literal>
+ '';
+ };
+
+ scheduler = mkOption {
+ default = {};
+ type = types.attrsOf types.str;
+ example = {
+ force-scheduler = ''
+ sched.append(schedulers.ForceScheduler(
+ name="force",
+ builderNames=["full-tests"]))
+ '';
+ };
+ description = ''
+ Attrset of all the schedulers which should be configured.
+ It will be directly included into the master configuration.
+
+ At the end an change object should be appended to <literal>sched</literal>
+ '';
+ };
+
+ builder_pre = mkOption {
+ default = "";
+ type = types.lines;
+ example = ''
+ grab_repo = steps.Git(repourl=stockholm_repo, mode='incremental')
+ '';
+ description = ''
+ some code before the builders are being assembled.
+ can be used to define functions used by multiple builders
+ '';
+ };
+
+ builder = mkOption {
+ default = {};
+ type = types.attrsOf types.str;
+ example = {
+ fast-test = ''
+ '';
+ };
+ description = ''
+ Attrset of all the builder which should be configured.
+ It will be directly included into the master configuration.
+
+ At the end an change object should be appended to <literal>bu</literal>
+ '';
+ };
+
+ status = mkOption {
+ default = {};
+ type = types.attrsOf types.str;
+ description = ''
+ Attrset of all the extra status which should be configured.
+ It will be directly included into the master configuration.
+
+ At the end an change object should be appended to <literal>st</literal>
+
+ Right now IRC and Web status can be configured by setting
+ <literal>buildbot.master.irc.enable</literal> and
+ <literal>buildbot.master.web.enable</literal>
+ '';
+ };
+
+ # Configurable Stati
+ web = mkOption {
+ default = {};
+ type = types.submodule ({ config2, ... }: {
+ options = {
+ enable = mkEnableOption "Buildbot Master Web Status";
+ username = mkOption {
+ default = "krebs";
+ type = types.str;
+ description = ''
+ username for web authentication
+ '';
+ };
+ hostname = mkOption {
+ default = config.networking.hostName;
+ type = types.str;
+ description = ''
+ web interface Hostname
+ '';
+ };
+ password = mkOption {
+ default = "bob";
+ type = types.str;
+ description = ''
+ password for web authentication
+ '';
+ };
+ port = mkOption {
+ default = 8010;
+ type = types.int;
+ description = ''
+ port for buildbot web status
+ '';
+ };
+ };
+ });
+ };
+
+ irc = mkOption {
+ default = {};
+ type = types.submodule ({ config, ... }: {
+ options = {
+ enable = mkEnableOption "Buildbot Master IRC Status";
+ channels = mkOption {
+ default = [ "nix-buildbot-meetup" ];
+ type = with types; listOf str;
+ description = ''
+ irc channels 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" ];
+ # TODO: add extra dependencies to master like svn and cvs
+ path = [ pkgs.git ];
+ environment = {
+ SSL_CERT_FILE = "${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt";
+ };
+ serviceConfig = let
+ workdir="${lib.shell.escape cfg.workDir}";
+ secretsdir="${lib.shell.escape (toString <secrets>)}";
+ 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
+ # copy secrets
+ cp ${secretsdir}/cac.json ${workdir}
+ cp ${secretsdir}/retiolum-ci.rsa_key.priv \
+ ${workdir}/retiolum.rsa_key.priv
+ # 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 ${workdir}";
+ PrivateTmp = "true";
+ User = "buildbotMaster";
+ Restart = "always";
+ RestartSec = "10";
+ };
+ };
+ };
+in
+{
+ options.krebs.buildbot.master = api;
+ config = mkIf cfg.enable imp;
+}
diff --git a/krebs/3modules/buildbot/slave.nix b/krebs/3modules/buildbot/slave.nix
new file mode 100644
index 000000000..0e7796d8a
--- /dev/null
+++ b/krebs/3modules/buildbot/slave.nix
@@ -0,0 +1,186 @@
+{ config, pkgs, lib, ... }:
+
+with lib;
+let
+ buildbot-slave-init = pkgs.writeText "buildbot-slave.tac" ''
+ import os
+
+ from buildslave.bot import BuildSlave
+ from twisted.application import service
+
+ basedir = '${cfg.workDir}'
+ rotateLength = 10000000
+ maxRotatedFiles = 10
+
+ application = service.Application('buildslave')
+
+ from twisted.python.logfile import LogFile
+ from twisted.python.log import ILogObserver, FileLogObserver
+ logfile = LogFile.fromFullPath(os.path.join(basedir, "twistd.log"), rotateLength=rotateLength,
+ maxRotatedFiles=maxRotatedFiles)
+ application.setComponent(ILogObserver, FileLogObserver(logfile).emit)
+
+ buildmaster_host = '${cfg.masterhost}'
+ # TODO: masterport?
+ port = 9989
+ slavename = '${cfg.username}'
+ passwd = '${cfg.password}'
+ keepalive = 600
+ usepty = 0
+ umask = None
+ maxdelay = 300
+ allow_shutdown = None
+
+ ${cfg.extraConfig}
+
+ s = BuildSlave(buildmaster_host, port, slavename, passwd, basedir,
+ keepalive, usepty, umask=umask, maxdelay=maxdelay,
+ allow_shutdown=allow_shutdown)
+ s.setServiceParent(application)
+ '';
+ default-packages = [ pkgs.git pkgs.bash ];
+ cfg = config.krebs.buildbot.slave;
+
+ api = {
+ enable = mkEnableOption "Buildbot Slave";
+
+ workDir = mkOption {
+ default = "/var/lib/buildbot/slave";
+ type = types.str;
+ description = ''
+ Path to build bot slave directory.
+ Will be created on startup.
+ '';
+ };
+
+ masterhost = mkOption {
+ default = "localhost";
+ type = types.str;
+ description = ''
+ Hostname/IP of the buildbot master
+ '';
+ };
+
+ username = mkOption {
+ type = types.str;
+ description = ''
+ slavename used to authenticate with master
+ '';
+ };
+
+ password = mkOption {
+ type = types.str;
+ description = ''
+ slave password used to authenticate with master
+ '';
+ };
+
+ contact = mkOption {
+ default = "nix slave <buildslave@${config.networking.hostName}>";
+ type = types.str;
+ description = ''
+ contact to be announced by buildslave
+ '';
+ };
+
+ description = mkOption {
+ default = "Nix Generated BuildSlave";
+ type = types.str;
+ description = ''
+ description for hostto be announced by buildslave
+ '';
+ };
+
+ packages = mkOption {
+ default = [ pkgs.git ];
+ type = with types; listOf package;
+ description = ''
+ packages which should be in path for buildslave
+ '';
+ };
+
+ extraEnviron = mkOption {
+ default = {};
+ example = {
+ NIX_PATH = "nixpkgs=/path/to/my/nixpkgs";
+ };
+ type = types.attrsOf types.str;
+ description = ''
+ extra environment variables to be provided to the buildslave service
+ if you need nixpkgs, e.g. for running nix-shell you can set NIX_PATH here.
+ '';
+ };
+
+ extraConfig = mkOption {
+ default = "";
+ type = types.lines;
+ example = ''
+ port = 443
+ keepalive = 600
+ '';
+ description = ''
+ extra config evaluated before calling BuildSlave init in .tac file
+ '';
+ };
+ };
+
+ imp = {
+
+ users.extraUsers.buildbotSlave = {
+ uid = genid "buildbotSlave";
+ description = "Buildbot Slave";
+ home = cfg.workDir;
+ createHome = false;
+ };
+
+ users.extraGroups.buildbotSlave = {
+ gid = 1408105834;
+ };
+
+ systemd.services."buildbotSlave-${cfg.username}-${cfg.masterhost}" = {
+ description = "Buildbot Slave for ${cfg.username}@${cfg.masterhost}";
+ after = [ "network.target" ];
+ wantedBy = [ "multi-user.target" ];
+ path = default-packages ++ cfg.packages;
+
+ environment = {
+ SSL_CERT_FILE = "${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt";
+ NIX_REMOTE="daemon";
+ } // cfg.extraEnviron;
+
+ serviceConfig = let
+ workdir = "${lib.shell.escape cfg.workDir}";
+ contact = "${lib.shell.escape cfg.contact}";
+ description = "${lib.shell.escape cfg.description}";
+ buildbot = pkgs.buildbot-slave;
+ # TODO:make this
+ 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
+ mkdir -p ${workdir}/info
+ cp ${buildbot-slave-init} ${workdir}/buildbot.tac
+ echo ${contact} > ${workdir}/info/admin
+ echo ${description} > ${workdir}/info/host
+
+ chown buildbotSlave:buildbotSlave -R ${workdir}
+ chmod 700 -R ${workdir}
+ '';
+ ExecStart = "${buildbot}/bin/buildslave start ${workdir}";
+ ExecStop = "${buildbot}/bin/buildslave stop ${workdir}";
+ PrivateTmp = "true";
+ User = "buildbotSlave";
+ Restart = "always";
+ RestartSec = "10";
+ };
+ };
+ };
+in
+{
+ options.krebs.buildbot.slave = api;
+ config = mkIf cfg.enable imp;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-06 15:17:45 +0000