Refactor REST API deployment

This refactor should fix #17 and ensure that api.conf only gets created when rest_api_enable is set to true and that api.conf gets created in the correct location

Author: alessfg

defaults/main.yml

@@ -31,14 +31,11 @@ amplify_key: null
 # Default is false.
 status_enable: false
 
-# Enable NGINX Plus REST API and write access.
+# Enable NGINX Plus REST API, write access to the REST API, and NGINX Plus dashboard.
 # Default is false.
 rest_api_enable: false
 rest_api_write: false
-
-# Enable NGINX Plus dashboard. REST API also needs to be enabled.
-# Default is false.
-dashboard: false
+rest_api_dashboard: false
 
 # Location of your NGINX Plus license in your local machine.
 # Default is the files folder within the NGINX Ansible role.
@@ -63,8 +60,8 @@ main_template_user: nginx
 main_template_worker_processes: auto
 main_template_error_level: warn
 main_template_worker_connections: 1024
-main_template_keepalive_timeout: 65
 http_template_enable: false
+http_template_keepalive_timeout: 65
 http_template_listen: 80
 http_template_server_name: localhost
 stream_template_enable: false

tasks/conf/setup-rest-api.yml

@@ -1,6 +1,22 @@
 ---
 - name: "(Setup: NGINX Plus) Setup NGINX Plus API"
-  template:
-    src: api.conf.j2
-    dest: "{{ (http_template_enable) | ternary('/etc/nginx/conf.d/http/api.conf','/etc/nginx/conf.d/api.conf') }}"
+  blockinfile:
+    path: "{{ (http_template_enable) | ternary('/etc/nginx/conf.d/http/api.conf','/etc/nginx/conf.d/api.conf') }}"
+    create: yes
+    block: |
+      server {
+          listen 8080;
+          location /api {
+      {% if rest_api_write %}
+              api write=on;
+      {% else %}
+              api;
+      {% endif %}
+          }
+      {% if rest_api_dashboard %}
+          location = /dashboard.html {
+              root /usr/share/nginx/html;
+          }
+      {% endif %}
+      }
   notify: "(Handler: All OSs) Reload NGINX"

templates/http/api.conf.j2

@@ -23,7 +23,7 @@ http {
     sendfile        on;
     #tcp_nopush     on;
 
-    keepalive_timeout  {{ main_template_keepalive_timeout }};
+    keepalive_timeout  {{ http_template_keepalive_timeout }};
 
     #gzip  on;