From 2257b79367b5f8015c3367b890f66e97d1b00a43 Mon Sep 17 00:00:00 2001
From: lassulus <lassulus@lassul.us>
Date: Thu, 27 Jul 2017 19:45:45 +0200
Subject: add module: krebs.ci

---
 krebs/3modules/ci.nix      | 175 +++++++++++++++++++++++++++++++++++++++++++++
 krebs/3modules/default.nix |   1 +
 2 files changed, 176 insertions(+)
 create mode 100644 krebs/3modules/ci.nix

diff --git a/krebs/3modules/ci.nix b/krebs/3modules/ci.nix
new file mode 100644
index 000000000..542a9252f
--- /dev/null
+++ b/krebs/3modules/ci.nix
@@ -0,0 +1,175 @@
+{ config, pkgs, ... }:
+with import <stockholm/lib>;
+let
+  cfg = config.krebs.ci;
+
+  hostname = config.networking.hostName;
+in
+{
+  options.krebs.ci = {
+    enable = mkEnableOption "krebs continous integration";
+    users = mkOption {
+      type = with types; attrsOf (submodule {
+        options = {
+          all = mkOption {
+            type = bool;
+            default = true;
+          };
+          hosts = mkOption {
+            type = listOf str;
+            default = [];
+          };
+        };
+      });
+      example = {
+        lass.all = true;
+        krebs = {
+          all = true;
+          hosts = [
+            "test-all-krebs-modules"
+            "test-arch"
+          ];
+        };
+      };
+      default = {};
+    };
+  };
+
+  config = mkIf cfg.enable {
+    services.nginx = {
+      enable = true;
+      virtualHosts.build = {
+        serverAliases = [ "build.${hostname}.r" ];
+        locations."/".extraConfig = ''
+          proxy_set_header Upgrade $http_upgrade;
+          proxy_set_header Connection "upgrade";
+          proxy_pass http://127.0.0.1:${toString config.krebs.buildbot.master.web.port};
+        '';
+      };
+    };
+
+    nix.gc.automatic = true;
+    nix.gc.dates = "05:23";
+
+    krebs.buildbot.master = {
+      slaves = {
+        testslave = "lasspass";
+      };
+      change_source.stockholm = ''
+        stockholm_repo = 'http://cgit.${hostname}.r/stockholm'
+        cs.append(
+            changes.GitPoller(
+                stockholm_repo,
+                workdir='stockholm-poller', branches=True,
+                project='stockholm',
+                pollinterval=10
+            )
+        )
+      '';
+      scheduler = {
+        build-scheduler = ''
+          # build all hosts
+          sched.append(
+                schedulers.SingleBranchScheduler(
+                    change_filter=util.ChangeFilter(branch_re=".*"),
+                    treeStableTimer=10,
+                    name="build-all-branches",
+                    builderNames=[
+                        "build-hosts"
+                    ]
+                )
+          )
+        '';
+        force-scheduler = ''
+          sched.append(
+              schedulers.ForceScheduler(
+                    name="force",
+                    builderNames=[
+                        "build-hosts"
+                    ]
+              )
+          )
+        '';
+      };
+      builder_pre = ''
+        # prepare grab_repo step for stockholm
+        grab_repo = steps.Git(
+            repourl=stockholm_repo,
+            mode='full'
+        )
+
+        # prepare addShell function
+        def addShell(factory,**kwargs):
+          factory.addStep(steps.ShellCommand(**kwargs))
+      '';
+      builder = {
+        build-hosts = ''
+          f = util.BuildFactory()
+          f.addStep(grab_repo)
+
+          def build_host(user, host):
+              addShell(f,
+                  name="{}".format(host),
+                  env={
+                    "NIX_PATH": "secrets=/var/src/stockholm/null:/var/src",
+                    "NIX_REMOTE": "daemon",
+                    "dummy_secrets": "true",
+                  },
+                  command=[
+                    "nix-shell", "--run",
+                    "test --user={} --system={} --target=$LOGNAME@${config.krebs.build.host.name}$HOME/{}".format(user, host, user)
+                  ]
+              )
+
+          ${let
+            user-hosts = mapAttrs (user: a: let
+              managed-hosts = attrNames (filterAttrs (_: h: (h.owner.name == user) && h.managed) config.krebs.hosts);
+              defined-hosts = a.hosts;
+            in
+              defined-hosts ++ (optionals a.all managed-hosts)
+            ) cfg.users;
+
+          in
+            concatStringsSep "\n" (
+              (mapAttrsToList (user: hosts:
+                concatMapStringsSep "\n" (host:
+                  "build_host(\"${user}\", \"${host}\")"
+                ) hosts
+              ) user-hosts)
+            )
+          }
+
+          bu.append(
+              util.BuilderConfig(
+                  name="build-hosts",
+                  slavenames=slavenames,
+                  factory=f
+              )
+          )
+
+        '';
+      };
+      enable = true;
+      web.enable = true;
+      irc = {
+        enable = true;
+        nick = "build|${hostname}";
+        server = "ni.r";
+        channels = [ "retiolum" "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 ];
+    };
+
+  };
+}
diff --git a/krebs/3modules/default.nix b/krebs/3modules/default.nix
index 6123b6dd9..b0ad2baf5 100644
--- a/krebs/3modules/default.nix
+++ b/krebs/3modules/default.nix
@@ -12,6 +12,7 @@ let
       ./buildbot/master.nix
       ./buildbot/slave.nix
       ./build.nix
+      ./ci.nix
       ./current.nix
       ./exim.nix
       ./exim-retiolum.nix
-- 
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