[ci-workers] Add support for MacOSX

contrib/ci-workers/tasks/install-brew.yml

@@ -0,0 +1,10 @@
+---
+- name: Check if brew is installed
+  stat:
+    path: /usr/local/bin/brew
+  register: brew_check
+
+- name: Fail if brew is unavailable
+  fail:
+    msg: 'brew is not installed! Please install Homebrew: https://docs.brew.sh/Installation.html'
+  when: not brew_check.stat.exists

contrib/ci-workers/templates/buildbot-worker.plist.j2

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>Label</key>
+	<string>net.buildbot.worker</string>
+	<key>ProgramArguments</key>
+	<array>
+		<string>{{ buildbot_worker_dir }}/venv/bin/buildbot-worker</string>
+		<string>start</string>
+		<string>{{ buildbot_worker_name }}</string>
+	</array>
+	<key>WorkingDirectory</key>
+	<string>{{ buildbot_worker_dir }}</string>
+	<key>UserName</key>
+	<string>{{ buildbot_worker_user }}</string>
+	<key>KeepAlive</key>
+	<dict>
+		<key>NetworkState</key>
+		<true/>
+	</dict>
+</dict>
+</plist>

contrib/ci-workers/unix.yml

@@ -72,6 +72,10 @@
         package_deps: "{{ buildbot_deps + fetch_deps + conf_deps + build_deps + link_deps + dist_deps }}"
         python_modules: "{{ buildbot_modules + rpc_test_modules }}"
 
+    - name: Install Homebrew [MacOSX]
+      include: tasks/install-brew.yml
+      when: ansible_distribution == 'MacOSX'
+
     - name: Update rolling release [Arch Linux]
       pacman:
         update_cache: yes
@@ -83,15 +87,17 @@
         name: "{{ item }}"
         state: present
       with_items: "{{ package_deps }}"
+      become_user: "{{ ansible_ssh_user if ansible_distribution == 'MacOSX' else 'root' }}"
 
-    - name: Install pip [CentOS]
+    - name: Install pip [CentOS, MacOSX]
       include: tasks/install-pip.yml
-      when: ansible_distribution == 'CentOS'
+      when: ansible_distribution in ['CentOS', 'MacOSX']
 
     - name: Install required Python system modules
       pip:
         name: "{{ item }}"
         state: latest
+        executable: "{{ '/usr/local/bin/pip' if ansible_distribution == 'MacOSX' else omit }}"
       with_items: "{{ system_modules }}"
 
     - name: Set up the Buildbot worker user
@@ -115,6 +121,7 @@
         name: "{{ item }}"
         state: latest
         virtualenv: "~{{ buildbot_worker_user }}/venv"
+        virtualenv_command: "{{ '/usr/local/bin/virtualenv' if ansible_distribution == 'MacOSX' else omit }}"
       with_items: "{{ python_modules }}"
       become_user: "{{ buildbot_worker_user }}"
       notify: restart buildbot-worker
@@ -133,7 +140,7 @@
         content: "{{ buildbot_worker_admin }}"
         dest: "~{{ buildbot_worker_user }}/{{ buildbot_worker_name }}/info/admin"
         owner: "{{ buildbot_worker_user }}"
-        group: "{{ buildbot_worker_user }}"
+        group: "{{ omit if ansible_distribution == 'MacOSX' else buildbot_worker_user }}"
         mode: "0644"
 
     - name: Set host details for Buildbot worker
@@ -141,7 +148,7 @@
         src: "{{ buildbot_worker_host_template }}"
         dest: "~{{ buildbot_worker_user }}/{{ buildbot_worker_name }}/info/host"
         owner: "{{ buildbot_worker_user }}"
-        group: "{{ buildbot_worker_user }}"
+        group: "{{ omit if ansible_distribution == 'MacOSX' else buildbot_worker_user }}"
         mode: "0644"
 
     - name: Install custom bashrc for virtualenv
@@ -149,7 +156,7 @@
         src: bashrc
         dest: "~{{ buildbot_worker_user }}/.bashrc"
         owner: "{{ buildbot_worker_user }}"
-        group: "{{ buildbot_worker_user }}"
+        group: "{{ omit if ansible_distribution == 'MacOSX' else buildbot_worker_user }}"
         mode: "0644"
 
     - name: Copy Buildbot worker systemd service unit
@@ -159,13 +166,32 @@
         owner: root
         group: root
         mode: "0644"
+      when: ansible_distribution != 'MacOSX'
       notify: reload systemd
 
-    - name: Start Buildbot worker.
+    - name: Copy Buildbot worker launchd service unit
+      template:
+        src: templates/buildbot-worker.plist.j2
+        dest: "/Library/LaunchDaemons/net.buildbot.worker.plist"
+        owner: root
+        group: wheel
+        mode: "0644"
+      when: ansible_distribution == 'MacOSX'
+
+    - name: Start Buildbot worker
       service:
         name: buildbot-worker
         state: started
         enabled: yes
+      when: ansible_distribution != 'MacOSX'
+
+    - name: Load Buildbot worker service [MacOSX]
+      command: launchctl load /Library/LaunchDaemons/net.buildbot.worker.plist
+      when: ansible_distribution == 'MacOSX'
+
+    - name: Start Buildbot worker [MacOSX]
+      command: launchctl start net.buildbot.worker
+      when: ansible_distribution == 'MacOSX'
 
   handlers:
     - name: restart buildbot-worker

contrib/ci-workers/vars/MacOSX.yml

@@ -0,0 +1,5 @@
+---
+buildbot_deps:
+  - coreutils # For gnproc etc.
+# Already installed
+build_deps: []