ensure-zookeeper: add role to setup zookeeper

This role is lifted from https://src.fedoraproject.org/rpms/zuul/blob/master/f/tests/setup_zookeeper.yml

Co-Authored-By: Fabien Boucher <fboucher@redhat.com>
Change-Id: Iec21d12baddf3de580d1941adade107c7e24fdd9

doc/source/system-roles.rst

@@ -3,6 +3,7 @@ System Roles
 
 .. zuul:autorole:: ensure-package-repositories
 .. zuul:autorole:: ensure-phoronix-test-suite
+.. zuul:autorole:: ensure-zookeeper
 .. zuul:autorole:: phoronix-test-suite
 .. zuul:autorole:: phoronix-combine-results
 .. zuul:autorole:: fetch-phoronix-results

roles/ensure-zookeeper/README.rst

@@ -0,0 +1,10 @@
+Ensure zookeeper is running
+
+Install and start zookeeper using the upsteam release.
+
+**Role Variables**
+
+.. zuul:rolevar:: zookeeper_version
+   :default: latest
+
+   The zookeeper version.

roles/ensure-zookeeper/defaults/main.yaml

@@ -0,0 +1,3 @@
+zookeeper_version: "latest"
+_zookeeper_latest_version: "3.6.1"
+_zookeeper_install_version: "{% if zookeeper_version == 'latest' %}{{ _zookeeper_latest_version }}{% else %}{{ zookeeper_version }}{% endif %}"

roles/ensure-zookeeper/tasks/main.yaml

@@ -0,0 +1,41 @@
+- name: Install JDK
+  package:
+    name: java-latest-openjdk
+    state: present
+  become: true
+
+- name: Create /tmp/zookeeper
+  file:
+    path: /tmp/zookeeper
+    state: directory
+  become: true
+
+- name: Get and extract Zookeeper
+  unarchive:
+    src: https://archive.apache.org/dist/zookeeper/zookeeper-{{ _zookeeper_install_version }}/apache-zookeeper-{{ _zookeeper_install_version }}-bin.tar.gz
+    dest: /tmp/zookeeper
+    remote_src: yes
+  become: true
+
+- name: Link install to a known location
+  file:
+    src: /tmp/zookeeper/apache-zookeeper-{{ _zookeeper_install_version }}-bin
+    dest: /opt/zookeeper
+    state: link
+  become: true
+
+- name: Setup Zookeeper config file
+  copy:
+    src: /opt/zookeeper/conf/zoo_sample.cfg
+    dest: /opt/zookeeper/conf/zoo.cfg
+    remote_src: true
+  become: true
+
+- name: Ensure Zookeeper not running
+  command: pkill -f zookeeper
+  ignore_errors: true
+  become: true
+
+- name: Start Zookeeper
+  command: /opt/zookeeper/bin/zkServer.sh start
+  become: true

test-playbooks/ensure-zookeeper.yaml

@@ -0,0 +1,8 @@
+- hosts: all
+  tasks:
+    - name: Include ensure-zookeeper
+      include_role:
+        name: ensure-zookeeper
+
+    - name: Test zookeeper is running
+      command: /opt/zookeeper/bin/zkCli.sh ls /

zuul-tests.d/general-roles-jobs.yaml

@@ -630,6 +630,18 @@
         - name: fedora-32
           label: fedora-32
 
+- job:
+    name: zuul-jobs-test-ensure-zookeeper
+    description: Test the ensure-zookeeper roles
+    files:
+      - roles/ensure-zookeeper/.*
+      - test-playbooks/ensure-zookeeper.yaml
+    run: test-playbooks/ensure-zookeeper.yaml
+    nodeset:
+      nodes:
+        - name: fedora-32
+          label: fedora-32
+
 # -* AUTOGENERATED *-
 #  The following project section is autogenerated by
 #    tox -e update-test-platforms
@@ -679,6 +691,7 @@
         - zuul-jobs-test-upload-artifactory
         - zuul-jobs-test-upload-git-mirror
         - zuul-jobs-test-shake-build
+        - zuul-jobs-test-ensure-zookeeper
     gate:
       jobs: &id001
         - zuul-jobs-test-add-authorized-keys
@@ -718,5 +731,6 @@
         - zuul-jobs-test-upload-artifactory
         - zuul-jobs-test-upload-git-mirror
         - zuul-jobs-test-shake-build
+        - zuul-jobs-test-ensure-zookeeper
     periodic-weekly:
       jobs: *id001