Changed docker to use a hosts file with various var files and to use roles.

deploy.sh

@@ -32,6 +32,4 @@ else
 fi
 cd "$parent_path/docker" || exit
 docker save barker:latest | bzip2 | pv | ssh tanshu@beacon.tanshu.com 'bunzip2 | sudo docker load'
-ansible-playbook --limit=beacon playbook-mhl.yml
-ansible-playbook --limit=beacon playbook-chd.yml
-ansible-playbook --limit=beacon playbook-pkl.yml
+ansible-playbook --inventory hosts playbook.yml

docker/hosts

@@ -0,0 +1,14 @@
+#   - Comments begin with the '#' character
+#   - Blank lines are ignored
+#   - Groups of hosts are delimited by [header] elements
+#   - You can enter hostnames or ip addresses
+#   - A hostname/ip can be a member of multiple groups
+
+[barker]
+pkl ansible_host=beacon var_file=vars/pkl.yml
+chd ansible_host=beacon var_file=vars/chd.yml
+mhl ansible_host=beacon var_file=vars/mhl.yml
+# hin ansible_host=beacon var_file=vars/hin.yml
+
+[all:vars]
+ansible_python_interpreter=/usr/bin/python3

docker/playbook-chd.yml

@@ -1,69 +0,0 @@
-#################################################
-# DO Community Playbooks: Docker
-#################################################
----
-- hosts: all
-  become: true
-  vars_files:
-    - vars/chd.yml
-
-  tasks:
-    - name: Copy dockerfile
-      synchronize: src=app dest=/tmp
-
-    - name: Build barker image
-      docker_image:
-        name: barker:latest
-        build:
-          path: /tmp/app/
-          dockerfile: /tmp/app/Dockerfile
-          pull: yes
-        state: present
-        source: build
-
-    - name: Upload the .env file
-      template:
-        src: "files/chd.env"
-        dest: "/var/lib/{{ host_directory }}/.env"
-
-    - name: Create barker container
-      docker_container:
-        name: "{{ host_directory }}"
-        image: barker:latest
-        state: started
-        restart_policy: "unless-stopped"
-        env_file: "/var/lib/{{ host_directory }}/.env"
-        links:
-          - "postgres:db"
-          - "redis:redis"
-        published_ports:
-          - "127.0.0.1:{{ host_port }}:80"
-        volumes:
-          - "/var/lib/{{ host_directory }}/frontend:/frontend"
-
-    - name: Check if Nginx conf file exists
-      stat: path="/etc/nginx/sites-available/{{ http_conf }}"
-      register: status
-
-    - name: No need to reload Nginx
-      debug: msg= {{ "No need to reload Nginx as sites-available entries have already been created" }}
-
-    - name: Set Nginx conf file
-      when: status.stat.exists == false
-      template:
-        src: "files/nginx.conf.j2"
-        dest: "/etc/nginx/sites-available/{{ http_conf }}"
-
-    - name: Enable new site
-      when: status.stat.exists == false
-      file:
-        src: "/etc/nginx/sites-available/{{ http_conf }}"
-        dest: "/etc/nginx/sites-enabled/{{ http_conf }}"
-        state: link
-      notify: Reload Nginx
-
-  handlers:
-    - name: Reload Nginx
-      service:
-        name: nginx
-        state: reloaded

docker/playbook-mhl.yml

@@ -1,69 +0,0 @@
-#################################################
-# DO Community Playbooks: Docker
-#################################################
----
-- hosts: all
-  become: true
-  vars_files:
-    - vars/mhl.yml
-
-  tasks:
-    - name: Copy dockerfile
-      synchronize: src=app dest=/tmp
-
-    - name: Build barker image
-      docker_image:
-        name: barker:latest
-        build:
-          path: /tmp/app/
-          dockerfile: /tmp/app/Dockerfile
-          pull: yes
-        state: present
-        source: build
-
-    - name: Upload the .env file
-      template:
-        src: "files/mhl.env"
-        dest: "/var/lib/{{ host_directory }}/.env"
-
-    - name: Create barker container
-      docker_container:
-        name: "{{ host_directory }}"
-        image: barker:latest
-        state: started
-        restart_policy: "unless-stopped"
-        env_file: "/var/lib/{{ host_directory }}/.env"
-        links:
-          - "postgres:db"
-          - "redis:redis"
-        published_ports:
-          - "127.0.0.1:{{ host_port }}:80"
-        volumes:
-          - "/var/lib/{{ host_directory }}/frontend:/frontend"
-
-    - name: Check if Nginx conf file exists
-      stat: path="/etc/nginx/sites-available/{{ http_conf }}"
-      register: status
-
-    - name: No need to reload Nginx
-      debug: msg= {{ "No need to reload Nginx as sites-available entries have already been created" }}
-
-    - name: Set Nginx conf file
-      when: status.stat.exists == false
-      template:
-        src: "files/nginx.conf.j2"
-        dest: "/etc/nginx/sites-available/{{ http_conf }}"
-
-    - name: Enable new site
-      when: status.stat.exists == false
-      file:
-        src: "/etc/nginx/sites-available/{{ http_conf }}"
-        dest: "/etc/nginx/sites-enabled/{{ http_conf }}"
-        state: link
-      notify: Reload Nginx
-
-  handlers:
-    - name: Reload Nginx
-      service:
-        name: nginx
-        state: reloaded

docker/playbook-pkl.yml

@@ -1,69 +0,0 @@
-#################################################
-# DO Community Playbooks: Docker
-#################################################
----
-- hosts: all
-  become: true
-  vars_files:
-    - vars/pkl.yml
-
-  tasks:
-    - name: Copy dockerfile
-      synchronize: src=app dest=/tmp
-
-    - name: Build barker image
-      docker_image:
-        name: barker:latest
-        build:
-          path: /tmp/app/
-          dockerfile: /tmp/app/Dockerfile
-          pull: yes
-        state: present
-        source: build
-
-    - name: Upload the .env file
-      template:
-        src: "files/pkl.env"
-        dest: "/var/lib/{{ host_directory }}/.env"
-
-    - name: Create barker container
-      docker_container:
-        name: "{{ host_directory }}"
-        image: barker:latest
-        state: started
-        restart_policy: "unless-stopped"
-        env_file: "/var/lib/{{ host_directory }}/.env"
-        links:
-          - "postgres:db"
-          - "redis:redis"
-        published_ports:
-          - "127.0.0.1:{{ host_port }}:80"
-        volumes:
-          - "/var/lib/{{ host_directory }}/frontend:/frontend"
-
-    - name: Check if Nginx conf file exists
-      stat: path="/etc/nginx/sites-available/{{ http_conf }}"
-      register: status
-
-    - name: No need to reload Nginx
-      debug: msg= {{ "No need to reload Nginx as sites-available entries have already been created" }}
-
-    - name: Set Nginx conf file
-      when: status.stat.exists == false
-      template:
-        src: "files/nginx.conf.j2"
-        dest: "/etc/nginx/sites-available/{{ http_conf }}"
-
-    - name: Enable new site
-      when: status.stat.exists == false
-      file:
-        src: "/etc/nginx/sites-available/{{ http_conf }}"
-        dest: "/etc/nginx/sites-enabled/{{ http_conf }}"
-        state: link
-      notify: Reload Nginx
-
-  handlers:
-    - name: Reload Nginx
-      service:
-        name: nginx
-        state: reloaded

docker/playbook.yml

@@ -2,94 +2,12 @@
 # DO Community Playbooks: Docker
 #################################################
 ---
-- hosts: all
+- hosts: barker
   become: true
   vars_files:
-    - vars/default.yml
+    - "{{ var_file }}"
 
-  tasks:
-    - name: Copy dockerfile
-      synchronize: src=app dest=/tmp
-
-    - name: Build barker image
-      docker_image:
-        name: barker:latest
-        build:
-          path: /tmp/app/
-          dockerfile: /tmp/app/Dockerfile
-          pull: yes
-        state: present
-        source: build
-
-    - name: Build barker worker image
-      docker_image:
-        name: barker-worker:latest
-        build:
-          path: /tmp/app/
-          dockerfile: /tmp/app/worker.Dockerfile
-          pull: yes
-        state: present
-        source: build
-
-    - name: Upload the .env file
-      template:
-        src: "files/.env"
-        dest: "/var/lib/{{ host_directory }}/.env"
-
-    - name: Upload the worker .env file
-      template:
-        src: "files/worker.env"
-        dest: "/var/lib/{{ host_directory }}/worker.env"
-
-    - name: Create barker container
-      docker_container:
-        name: "{{ host_directory }}"
-        image: barker:latest
-        state: started
-        restart_policy: "unless-stopped"
-        env_file: "/var/lib/{{ host_directory }}/.env"
-        links:
-          - "postgres:db"
-          - "redis:redis"
-        published_ports:
-          - "127.0.0.1:{{ host_port }}:80"
-        volumes:
-          - "/var/lib/{{ host_directory }}/frontend:/frontend"
-
-    - name: Create barker worker container
-      docker_container:
-        name: "{{ host_directory }}-worker"
-        image: barker-worker:latest
-        state: started
-        restart_policy: "unless-stopped"
-        env_file: "/var/lib/{{ host_directory }}/worker.env"
-        links:
-          - "redis:redis"
-
-
-    - name: Check if Nginx conf file exists
-      stat: path="/etc/nginx/sites-available/{{ http_conf }}"
-      register: status
-
-    - name: No need to reload Nginx
-      debug: msg= {{ "No need to reload Nginx as sites-available entries have already been created" }}
-
-    - name: Set Nginx conf file
-      when: status.stat.exists == false
-      template:
-        src: "files/nginx.conf.j2"
-        dest: "/etc/nginx/sites-available/{{ http_conf }}"
-
-    - name: Enable new site
-      when: status.stat.exists == false
-      file:
-        src: "/etc/nginx/sites-available/{{ http_conf }}"
-        dest: "/etc/nginx/sites-enabled/{{ http_conf }}"
-        state: link
-      notify: Reload Nginx
-
-  handlers:
-    - name: Reload Nginx
-      service:
-        name: nginx
-        state: reloaded
+  roles:
+    - upload
+    - docker
+    - nginx

docker/roles/docker/tasks/main.yaml

@@ -0,0 +1,26 @@
+---
+# Tasks for docker role
+- name: Build barker image
+  docker_image:
+    name: barker:latest
+    build:
+      path: "/tmp/{{ host_directory }}/"
+      dockerfile: "/tmp/{{ host_directory }}/Dockerfile"
+      pull: yes
+    state: present
+    source: build
+
+- name: Create barker container
+  docker_container:
+    name: "{{ host_directory }}"
+    image: barker:latest
+    state: started
+    restart_policy: "unless-stopped"
+    env_file: "/var/lib/{{ host_directory }}/.env"
+    links:
+      - "postgres:db"
+      - "redis:redis"
+    published_ports:
+      - "127.0.0.1:{{ host_port }}:80"
+    volumes:
+      - "/var/lib/{{ host_directory }}/frontend:/frontend"

docker/roles/nginx/defaults/main.yaml

@@ -0,0 +1,2 @@
+---
+# Default variables for Nginx role

docker/roles/nginx/handlers/main.yaml

@@ -0,0 +1,6 @@
+---
+# Handlers for Nginx role
+- name: Reload Nginx
+  service:
+    name: nginx
+    state: reloaded

docker/roles/nginx/tasks/main.yaml

@@ -0,0 +1,24 @@
+---
+# Tasks for Nginx role
+- name: Check if Nginx conf file exists
+  stat:
+    path: "/etc/nginx/sites-available/{{ http_conf }}"
+  register: status
+
+- name: No need to reload Nginx
+  debug:
+    msg: "No need to reload Nginx as sites-available entries have already been created"
+
+- name: Set Nginx conf file
+  when: status.stat.exists == false
+  template:
+    src: "files/nginx.conf.j2"
+    dest: "/etc/nginx/sites-available/{{ http_conf }}"
+
+- name: Enable new site
+  when: status.stat.exists == false
+  file:
+    src: "/etc/nginx/sites-available/{{ http_conf }}"
+    dest: "/etc/nginx/sites-enabled/{{ http_conf }}"
+    state: link
+  notify: Reload Nginx

docker/roles/upload/tasks/main.yaml

@@ -0,0 +1,21 @@
+---
+# Tasks for upload role
+- name: Ensure Temporary Directory exists
+  file:
+      path: "/tmp/{{ host_directory }}"
+      state: directory
+
+- name: Copy dockerfile
+  synchronize:
+    src: app
+    dest: "/tmp/{{ host_directory }}"
+
+- name: Ensure Host Directory exists
+  file:
+      path: "/var/lib/{{ host_directory }}"
+      state: directory
+
+- name: Upload the .env file
+  template:
+    src: "{{ env_file }}"
+    dest: "/var/lib/{{ host_directory }}/.env"

docker/vars/chd.yml

@@ -3,3 +3,4 @@ http_host: "knox.greatbear.in"
 http_conf: "knox.greatbear.in.conf"
 host_port: "8337"
 host_directory: "barker-chd"
+env_file: "files/.env-chd"

docker/vars/mhl.yml

@@ -3,3 +3,4 @@ http_host: "knox.hngmohali.com"
 http_conf: "knox.hngmohali.com.conf"
 host_port: "8336"
 host_directory: "barker-mhl"
+env_file: "files/.env-mhl"

docker/vars/pkl.yml

@@ -3,3 +3,4 @@ http_host: "knox.hopsngrains.com"
 http_conf: "knox.hopsngrains.com.conf"
 host_port: "8338"
 host_directory: "barker-pkl"
+env_file: "files/.env-pkl"