m 3 buildbot: master init

1 files changed, 179 insertions, 0 deletions

diff --git a/makefu/3modules/buildbot/master.nix b/makefu/3modules/buildbot/master.nix
new file mode 100644
index 00000000..310b8460
--- /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;
+}