Changes to make the forums run using unicorn and

unix sockets.

playbooks/roles/forum/defaults/main.yml

@@ -28,6 +28,7 @@ FORUM_ELASTICSEARCH_PORT: "9200"
 FORUM_ELASTICSEARCH_URL: "http://{{ FORUM_ELASTICSEARCH_HOST }}:{{ FORUM_ELASTICSEARCH_PORT }}"
 FORUM_NEW_RELIC_LICENSE_KEY: "new-relic-license-key"
 FORUM_NEW_RELIC_APP_NAME: "forum-newrelic-app"
+FORUM_WORKER_PROCESSES: "4"
 
 forum_environment:
   RBENV_ROOT: "{{ forum_rbenv_root }}"
@@ -41,12 +42,14 @@ forum_environment:
   MONGOHQ_URL: "{{ FORUM_MONGO_URL }}"
   HOME: "{{ forum_app_dir }}"
   NEW_RELIC_APP_NAME: "{{ FORUM_NEW_RELIC_APP_NAME }}"
-  NEW_RELIC_LICENSE_KEY: " {{ FORUM_NEW_RELIC_LICENSE_KEY }}"
+  NEW_RELIC_LICENSE_KEY: "{{ FORUM_NEW_RELIC_LICENSE_KEY }}"
+  WORKER_PROCESSES: "{{ FORUM_WORKER_PROCESSES }}"
+  DATA_DIR: "{{ forum_data_dir }}"
 
 forum_user: "forum"
 forum_ruby_version: "1.9.3-p448"
 forum_source_repo: "https://github.com/edx/cs_comments_service.git"
-forum_version: "HEAD"
+forum_version: "e0d/unicorn-config"
 forum_unicorn_port: "4567"
 
 #
@@ -59,5 +62,5 @@ forum_unicorn_port: "4567"
 # connectivity to Mongo is also tested, but separately.
 #
 forum_services:
-  - {service: "sinatra", host: "localhost", port: "{{ forum_unicorn_port }}"}
+#  - {service: "sinatra", host: "localhost", port: "{{ forum_unicorn_port }}"}
   - {service: "elasticsearch", host: "{{ FORUM_ELASTICSEARCH_HOST }}", port: "{{ FORUM_ELASTICSEARCH_PORT }}"}
\ No newline at end of file

playbooks/roles/forum/tasks/main.yml

@@ -38,9 +38,14 @@
   template: >
     src=forum_env.j2 dest={{ forum_app_dir }}/forum_env
     owner={{ forum_user }}  group={{ common_web_user }}
-    mode=0644
+    mode=0774
   notify:
     - restart the forum service
 
-- include: deploy.yml tags=deploy
+- name: create {{ forum_data_dir }}
+  file: >
+    path={{ forum_data_dir }} state=directory
+    owner="{{ common_web_user }}" group="{{ common_web_group }}"
+    mode=0777
     
+- include: deploy.yml tags=deploy
\ No newline at end of file

playbooks/roles/forum/templates/forum-supervisor.sh.j2

 #!/bin/bash
+
 source {{ forum_app_dir }}/forum_env
 cd {{ forum_code_dir }}
+
+{% if devstack %}
 {{ forum_rbenv_shims }}/ruby app.rb
+{% else %}
+{{ forum_gem_bin }}/unicorn -c config/unicorn.rb
+{% endif %}

playbooks/roles/nginx/templates/forum.j2

+#
+# {{ ansible_managed }}
+#
+{# This prevents the injected comment from eating the server
+   directive.  There's probably a better way of doing this,
+   but I don't know it currently.
+#}
+{% raw %}
+
+{% endraw %}
+
 {%- if "forum" in nginx_default_sites -%}
   {%- set default_site = "default" -%}
 {%- else -%}
   {%- set default_site = "" -%}
 {%- endif -%}
 
-upstream forum_app_server {
+{% if devstack %}
+{# Connects to webbrick on port 4567 typically. Appropriate for development deployments #}
 
+upstream forum_app_server {
   server localhost:{{ forum_unicorn_port }} fail_timeout=0;
 }
+{% else %}
+{# Connects to unicorn over a unix socket.  Appropriate for production deployments #}
+
+upstream forum_app_server {
+  server unix:{{ forum_data_dir }}/forum.sock fail_timeout=0;
+}
+{% endif %}
 
 server {