From: Wayne Schneider <wayne@indexdata.com>
Date: Thu, 11 Aug 2016 22:03:55 +0000 (-0500)
Subject: Towards Docker deployment.
X-Git-Url: http://sru.miketaylor.org.uk/cgi-bin?a=commitdiff_plain;h=93e24f7f2f88b8a2c7c482cf9463f8a4321211b5;p=lui-solr.git

Towards Docker deployment.
---

diff --git a/docker/Vagrantfile b/docker/Vagrantfile
new file mode 100644
index 0000000..c2d4e33
--- /dev/null
+++ b/docker/Vagrantfile
@@ -0,0 +1,29 @@
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+# Build a VM to serve as a Docker server
+
+Vagrant.configure(2) do |config|
+  # Target platform is Debian/jessie
+  config.vm.box = "debian/contrib-jessie64"
+
+  # Give me a little headroom here
+  config.vm.provider "virtualbox" do |vb|
+    vb.memory = 4096
+    vb.cpus = 2
+  end
+
+  # Disable the default share
+  # Share the project folder on /vagrant
+  config.vm.synced_folder ".", "/vagrant", disabled: true
+  config.vm.synced_folder "..", "/vagrant"
+
+  # Set up port forwarding
+  config.vm.network "forwarded_port", guest: 8983, host: 8983
+
+  config.vm.provision "ansible" do |ansible|
+    ansible.playbook = "docker-deploy.yml"
+    ansible.groups = {
+      "dev" => ["default"],
+    }
+  end
+end
diff --git a/docker/docker-deploy.yml b/docker/docker-deploy.yml
new file mode 100644
index 0000000..628095a
--- /dev/null
+++ b/docker/docker-deploy.yml
@@ -0,0 +1,98 @@
+---
+# deploy a Docker server with 1 Zookeeper, 3 Solr, 1 HAProxy
+- hosts: all
+
+  tasks:
+    - name: Install prereqs from apt
+      become: yes
+      apt: name={{ item }}
+      with_items:
+        - apt-transport-https
+        - ca-certificates
+        - python-virtualenv
+        - python-pip
+
+    - name: Install prereqs from pip
+      become: yes
+      pip: name={{ item }}
+      with_items:
+        - docker-py
+
+    - name: Install apt key for Docker
+      become: yes
+      apt_key: id=58118E89F3A912897C070ADBF76221572C52609D keyserver=hkp://p80.pool.sks-keyservers.net:80
+
+    - name: Install apt repository for Docker
+      become: yes
+      apt_repository: repo="deb https://apt.dockerproject.org/repo debian-jessie main"
+
+    - name: Create docker group
+      become: yes
+      group: name=docker
+
+    - name: Add users to docker group
+      become: yes
+      user: name={{ item }} groups=docker
+      with_items: "{{ docker_users }}"
+
+    - name: Install Docker Engine
+      become: yes
+      apt: name=docker-engine
+
+    - name: Start up Docker
+      become: yes
+      service: name=docker enabled=yes state=started
+
+    - name: Check for luinet network
+      command: docker network ls -f name=luinet -q
+      register: luinet
+
+    - name: Create luinet network
+      command: docker network create luinet
+      when: luinet.stdout == ""
+
+    - name: Launch ZooKeeper
+      docker_container: name=zk1 image=jplock/zookeeper
+
+    - name: Get networks for ZooKeeper
+      shell: "docker inspect --format={% raw %}'{{json .NetworkSettings.Networks}}'{% endraw %} zk1"
+      register: zk1_networks
+
+    - name: Attach ZooKeeper to luinet network
+      command: docker network connect luinet zk1
+      when: (zk1_networks.stdout|from_json).luinet is not defined
+
+    - name: Detach ZooKeeper from bridge network
+      command: docker network disconnect bridge zk1
+      when: (zk1_networks.stdout|from_json).bridge is defined
+
+- hosts: dev
+  roles:
+    - dev
+
+- hosts: prod
+  roles:
+    - prod
+
+- hosts: all
+
+  tasks:
+    - name: Get networks for Solr
+      shell: "docker inspect --format={% raw %}'{{json .NetworkSettings.Networks}}'{% endraw %} solr1"
+      register: solr1_networks
+
+    - name: Attach Solr to luinet network
+      command: docker network connect luinet solr1
+      when: (solr1_networks.stdout|from_json).luinet is not defined
+
+    - name: Detach Solr from bridge network
+      command: docker network disconnect bridge solr1
+      when: (solr1_networks.stdout|from_json).bridge is defined
+
+    # - name: Create Solr container
+    #   docker_container:
+    #     name: solr1
+    #     tty: yes
+    #     published_ports: 8983:8983
+    #     #volumes: /vagrant/conf/solr/solr-home:/opt/solr/server/solr
+    #     command: bash -c '/opt/solr/bin/solr start -f -z zk1:2181'
diff --git a/docker/group_vars/dev b/docker/group_vars/dev
new file mode 100644
index 0000000..4540562
--- /dev/null
+++ b/docker/group_vars/dev
@@ -0,0 +1,3 @@
+---
+docker_users:
+  - vagrant
diff --git a/docker/group_vars/prod b/docker/group_vars/prod
new file mode 100644
index 0000000..b9c7ad5
--- /dev/null
+++ b/docker/group_vars/prod
@@ -0,0 +1,3 @@
+---
+docker_users:
+  - "{{ ansible_user_id }}"
diff --git a/docker/roles/dev/tasks/main.yml b/docker/roles/dev/tasks/main.yml
new file mode 100644
index 0000000..80fff39
--- /dev/null
+++ b/docker/roles/dev/tasks/main.yml
@@ -0,0 +1,13 @@
+---
+- name: Build the lui-solr image
+  docker_image: name=lui-solr path=/vagrant/docker/solr
+  
+- name: Create Solr container
+  docker_container:
+    name: solr1
+    image: lui-solr
+    tty: yes
+    published_ports: 8983:8983
+    #volumes: /vagrant/conf/solr/solr-home:/opt/solr/server/solr
+    command: bash -c '/opt/solr/bin/solr start -f -z zk1:2181'
+    state: present
diff --git a/docker/roles/prod/tasks/main.yml b/docker/roles/prod/tasks/main.yml
new file mode 100644
index 0000000..eee7663
--- /dev/null
+++ b/docker/roles/prod/tasks/main.yml
@@ -0,0 +1,4 @@
+---
+- name: Disable Docker apt repo
+  become: yes
+  apt_repository: repo="deb https://apt.dockerproject.org/repo debian-jessie main" state=absent
diff --git a/docker/solr/Dockerfile b/docker/solr/Dockerfile
new file mode 100644
index 0000000..e289f80
--- /dev/null
+++ b/docker/solr/Dockerfile
@@ -0,0 +1,6 @@
+# Create Solr data directory as expected by lui-solr solrconfig.xml
+FROM solr:6.1.0
+MAINTAINER Index Data <info@indexdata.com>
+USER root
+RUN mkdir -p /var/lib/masterkey/lui/solr/lui && chown -R solr:solr /var/lib/masterkey/lui/solr
+USER solr
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