Moved snibox to role based playbook.

Restricted it to gondor host.
Moved back to postgres on the same host. This does away with the etc_hosts link, but kept the variable and playbook entry as a template if and when needed.

snibox/playbook.yml

@@ -1,64 +1,12 @@
 #################################################
-# DO Community Playbooks: Docker
+# Snibox Playbook
 #################################################
 ---
-- hosts: all
+- hosts: gondor
   become: true
   vars_files:
     - vars/default.yml
 
-  tasks:
-    - name: Pull Backend image
-      docker_image:
-        name: "{{ backend_image }}"
-        source: pull
-        state: present
-        force_source: yes
-
-    - name: Upload the .env file
-      template:
-        src: "files/.env"
-        dest: "/var/lib/{{ host_directory }}/.env"
-
-    - name: Create Backend container
-      docker_container:
-        name: "{{ backend_container }}"
-        image: "{{ backend_image }}"
-        state: started
-        restart_policy: "unless-stopped"
-        command: sh -c "cp -r /app/public/ / && rm -rf tmp/pids && ./bin/rails s -p 3003 -b '0.0.0.0'"
-        env_file: "/var/lib/{{ host_directory }}/.env"
-        links:
-          - "postgres:db"
-        published_ports:
-          - "127.0.0.1:3003:3003"
-        volumes:
-          - "/var/lib/{{ host_directory }}/frontend:/public"
-
-    - 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:
+    - snibox
+    - nginx

snibox/roles/nginx/handlers/main.yaml

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

snibox/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

snibox/roles/snibox/tasks/main.yaml

@@ -0,0 +1,36 @@
+---
+# Tasks for Snibox role
+- name: Pull Backend image
+  docker_image:
+    name: "{{ backend_image }}"
+    source: pull
+    state: present
+    force_source: yes
+
+- name: Ensure Snibox Directory exists
+  file:
+      path: "/var/lib/{{ host_directory }}"
+      state: directory
+      mode: 0755
+
+- name: Upload the .env file
+  template:
+    src: "files/.env"
+    dest: "/var/lib/{{ host_directory }}/.env"
+
+- name: Create Backend container
+  docker_container:
+    name: "{{ backend_container }}"
+    image: "{{ backend_image }}"
+    state: started
+    restart_policy: "unless-stopped"
+    command: sh -c "cp -r /app/public/ / && rm -rf tmp/pids && ./bin/rails s -p 3003 -b '0.0.0.0'"
+    env_file: "/var/lib/{{ host_directory }}/.env"
+    # etc_hosts:
+    #   db : "{{ db_host }}"
+    links:
+      - "postgres:db"
+    published_ports:
+      - "127.0.0.1:3003:3003"
+    volumes:
+      - "/var/lib/{{ host_directory }}/frontend:/public"

snibox/vars/default.yml

@@ -9,3 +9,5 @@ backend_container: snibox-be
 backend_image: snibox/snibox:latest
 
 host_directory: snibox
+
+# db_host: 172.26.12.67