Update cms/lms log format.

playbooks/roles/nginx/defaults/main.yml

@@ -23,6 +23,7 @@ NGINX_ENABLE_SSL: False
 NGINX_SSL_CERTIFICATE: 'ssl-cert-snakeoil.pem'
 NGINX_SSL_KEY: 'ssl-cert-snakeoil.key'
 
+NGINX_LOG_FORMAT_NAME: 'p_combined'
 # When set to False, nginx will pass X-Forwarded-For, X-Forwarded-Port,
 # and X-Forwarded-Proto headers through to the backend unmodified.
 # This is desired when nginx is deployed behind another load balancer

playbooks/roles/nginx/templates/edx/app/nginx/sites-available/cms.j2

@@ -29,7 +29,7 @@ server {
 
   server_name {{ CMS_HOSTNAME }};
 
-  access_log {{ nginx_log_dir }}/access.log;
+  access_log {{ nginx_log_dir }}/access.log {{ NGINX_LOG_FORMAT_NAME }};
   error_log {{ nginx_log_dir }}/error.log error;
 
   # CS184 requires uploads of up to 4MB for submitting screenshots. 

playbooks/roles/nginx/templates/edx/app/nginx/sites-available/lms.j2

@@ -27,7 +27,7 @@ server {
   listen {{EDXAPP_LMS_NGINX_PORT}} {{default_site}};
   {% endif %}
 
-  access_log {{ nginx_log_dir }}/access.log;
+  access_log {{ nginx_log_dir }}/access.log {{ NGINX_LOG_FORMAT_NAME }};
   error_log {{ nginx_log_dir }}/error.log error;
 
   # CS184 requires uploads of up to 4MB for submitting screenshots.

playbooks/roles/nginx/templates/etc/nginx/nginx.conf.j2

@@ -33,7 +33,7 @@ http {
         # Logging Settings
         ##
 
-        log_format p_combined '$http_x_forwarded_for - $remote_addr - $remote_user [$time_local]  '
+        log_format {{ NGINX_LOG_FORMAT_NAME }} '$http_x_forwarded_for - $remote_addr - $remote_user [$time_local]  '
                             '"$request" $status $body_bytes_sent $request_time '
                             '"$http_referer" "$http_user_agent"';