initial ansible code

roles/webserver/templates/nginx.conf.j2

@@ -0,0 +1,79 @@
+## Managed by Ansible ##
+
+user  {{ webserver_user }};
+pid        /var/run/nginx.pid;
+error_log  /var/log/nginx/error.log warn;
+
+# you must set worker processes based on your CPU cores, nginx does not benefit from setting more than that
+worker_processes {{ webserver_nginx_worker_processes }};
+
+# number of file descriptors used for nginx
+# the limit for the maximum FDs on the server is usually set by the OS.
+# if you don't set FD's then OS settings will be used which is by default 2000
+worker_rlimit_nofile {{ webserver_nginx_worker_rlimit_nofile }};
+
+# only log critical errors
+error_log /var/log/nginx/error.log crit;
+
+# provides the configuration file context in which the directives that affect connection processing are specified.
+events {
+    # determines how much clients will be served per worker
+    # max clients = worker_connections * worker_processes
+    # max clients is also limited by the number of socket connections available on the system (~64k)
+    worker_connections 8192;
+    # optmized to serve many clients with each thread, essential for linux -- for testing environment
+    use epoll;
+
+    # accept as many connections as possible, may flood worker connections if set too low -- for testing environment
+    multi_accept on;
+}
+
+http {
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+
+    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
+                        '$status $body_bytes_sent "$http_referer" '
+                        '$request_time $upstream_response_time $ssl_protocol '
+                        '"$http_user_agent" "$http_x_forwarded_for"';
+
+    access_log  /var/log/nginx/access.log  main;
+
+    sendfile on;
+    aio threads;
+    tcp_nopush on;
+    tcp_nodelay on;
+    keepalive_timeout  65;
+    reset_timedout_connection on;
+
+    # reduce the data that needs to be sent over network -- for testing environment
+    gzip on;
+    # gzip_static on;
+    gzip_min_length 10240;
+    gzip_comp_level 1;
+    gzip_vary on;
+    gzip_disable msie6;
+    gzip_proxied expired no-cache no-store private auth;
+    gzip_types
+        # text/html is always compressed by HttpGzipModule
+        text/css
+        text/javascript
+        text/xml
+        text/plain
+        text/x-component
+        application/javascript
+        application/x-javascript
+        application/json
+        application/xml
+        application/rss+xml
+        application/atom+xml
+        font/truetype
+        font/opentype
+        application/vnd.ms-fontobject
+        image/svg+xml;
+
+    include /etc/nginx/conf.d/*.conf;
+    include /etc/nginx/global/*.conf;
+
+    server_tokens off;
+}