add ci module

krebs/3modules/ci.nix

@@ -0,0 +1,162 @@
+{ config, lib, pkgs, ... }:
+
+with import <stockholm/lib>;
+
+let
+  cfg = config.krebs.ci;
+
+  out = {
+    options.krebs.ci = api;
+    config = lib.mkIf cfg.enable imp;
+  };
+
+  api = {
+    enable = mkEnableOption "Enable krebs ci service";
+    repos = mkOption {
+      type = types.attrsOf (types.submodule ({ config, ...}: {
+        options = {
+          urls = mkOption {
+            type = types.listOf types.str;
+            default = [ "git@localhost:${config._module.args.name}" ];
+          };
+        };
+      }));
+    };
+  };
+
+  hostname = config.networking.hostName;
+  getJobs = pkgs.writeDash "get_jobs" ''
+    nix-build --no-out-link ./ci.nix 2>&1 > /dev/null
+    nix-instantiate --eval --strict --json ./ci.nix
+  '';
+
+  imp = {
+    krebs.buildbot.master = {
+      slaves = {
+        testslave = "lasspass";
+      };
+
+      change_source = mapAttrs' (name: repo:
+        nameValuePair name (concatMapStrings (url: ''
+          cs.append(
+              changes.GitPoller(
+                  "${url}",
+                  workdir='${name}-${elemAt(splitString "." url) 1}', branches=True,
+                  project='${name}',
+                  pollinterval=10
+              )
+          )
+        '') repo.urls)
+      ) cfg.repos;
+
+      scheduler = mapAttrs' (name: repo:
+        nameValuePair name ''
+          sched.append(
+              schedulers.SingleBranchScheduler(
+                  change_filter=util.ChangeFilter(branch_re=".*"),
+                  treeStableTimer=60,
+                  name="build-all-branches",
+                  builderNames=[
+                      "${name}",
+                  ]
+              )
+          )
+          sched.append(
+              schedulers.ForceScheduler(
+                  name="${name}",
+                  builderNames=[
+                      "${name}",
+                  ]
+              )
+          )
+        ''
+      ) cfg.repos;
+      builder_pre = ''
+        from buildbot import interfaces
+        from buildbot.steps.shell import ShellCommand
+
+        class StepToStartMoreSteps(ShellCommand):
+            def __init__(self, **kwargs):
+                ShellCommand.__init__(self, **kwargs)
+
+            def addBuildSteps(self, steps_factories):
+                for sf in steps_factories:
+                    step = interfaces.IBuildStepFactory(sf).buildStep()
+                    step.setBuild(self.build)
+                    step.setBuildSlave(self.build.slavebuilder.slave)
+                    step_status = self.build.build_status.addStepWithName(step.name)
+                    step.setStepStatus(step_status)
+                    self.build.steps.append(step)
+
+            def start(self):
+                props = self.build.getProperties()
+                new_steps = json.loads(props.getProperty('steps_json'))
+                for new_step in new_steps:
+                    self.addBuildSteps([steps.ShellCommand(
+                        name=str(new_step),
+                        command=[
+                          new_steps[new_step]
+                        ],
+                        timeout=90001,
+                        workdir='build', # TODO figure out why we need this?
+                    )])
+
+                ShellCommand.start(self)
+
+      '';
+
+      builder = mapAttrs' (name: repo:
+        nameValuePair name ''
+          f_${name} = util.BuildFactory()
+          f_${name}.addStep(steps.Git(
+              repourl=util.Property('repository', '${head repo.urls}'),
+              mode='full',
+              submodules=True,
+          ))
+
+          f_${name}.addStep(steps.SetPropertyFromCommand(
+              env={
+                "NIX_REMOTE": "daemon",
+                "NIX_PATH": "secrets=/var/src/stockholm/null:/var/src",
+              },
+              name="get_steps",
+              command=["${getJobs}"],
+              property="steps_json"
+          ))
+          f_${name}.addStep(StepToStartMoreSteps(command=["echo"])) # TODO remove dummy command from here
+
+          bu.append(
+              util.BuilderConfig(
+                  name="${name}",
+                  slavenames=slavenames,
+                  factory=f_${name}
+              )
+          )
+        ''
+      ) cfg.repos;
+
+      enable = true;
+      web.enable = true;
+      irc = {
+        enable = true;
+        nick = "build|${hostname}";
+        server = "irc.r";
+        channels = [ "noise" ];
+        allowForce = true;
+      };
+      extraConfig = ''
+        c['buildbotURL'] = "http://build.${hostname}.r/"
+      '';
+    };
+
+    krebs.buildbot.slave = {
+      enable = true;
+      masterhost = "localhost";
+      username = "testslave";
+      password = "lasspass";
+      packages = with pkgs; [ gnumake jq nix populate gnutar lzma gzip ];
+    };
+  };
+
+in out
+

krebs/3modules/default.nix

@@ -13,6 +13,7 @@ let
       ./buildbot/master.nix
       ./buildbot/slave.nix
       ./build.nix
+      ./ci.nix
       ./current.nix
       ./exim.nix
       ./exim-retiolum.nix