Merge pull request #1 from auser/master

Added basic nginx layout with custom interfaces and logger

nginx/init.sls

+include:
+  - nginx.users
+
+{% for filename in ('default', 'example_ssl') %}
+/etc/nginx/conf.d/{{ filename }}.conf:
+  file.absent
+{% endfor %}
+
+/etc/nginx/nginx.conf:
+  file:
+    - managed
+    - template: jinja
+    - user: root
+    - group: root
+    - mode: 440
+    - source: salt://nginx/templates/config.jinja
+    - require:
+      - pkg: nginx
+
+nginx-old-init:
+  file:
+    - rename
+    - name: /usr/share/nginx/init.d
+    - source: /etc/init.d/nginx
+    - require:
+      - pkg: nginx
+  cmd:
+    - wait
+    - name: dpkg-divert --divert /usr/share/nginx/init.d --add /etc/init.d/nginx
+    - require:
+      - module: nginx-old-init
+    - watch:
+      - file: nginx-old-init
+  module:
+    - wait
+    - name: cmd.run
+    - cmd: kill `cat /var/run/nginx.pid`
+    - watch:
+      - file: nginx-old-init
+
+nginx-old-init-disable:
+  cmd:
+    - wait
+    - name: update-rc.d -f nginx remove
+    - require:
+      - module: nginx-old-init
+    - watch:
+      - file: nginx-old-init
+
+{% set logger_types = ('access', 'error') %}
+
+{% for log_type in logger_types %}
+/var/log/nginx/{{ log_type }}.log:
+  file.absent
+
+nginx-logger-{{ log_type }}:
+  file:
+    - managed
+    - name: /etc/init/nginx-logger-{{ log_type }}.conf
+    - template: jinja
+    - user: root
+    - group: root
+    - mode: 440
+    - source: salt://nginx/templates/upstart-logger.jinja
+    - context:
+      type: {{ log_type }}
+  service:
+    - running
+    - enable: True
+    - require:
+      - file: nginx-logger-{{ log_type }}
+      - pkg: nginx
+{% endfor %}
+
+/etc/logrotate.d/nginx:
+  file:
+    - absent
+
+nginx:
+  pkg:
+    - installed
+    - name: nginx
+  file:
+    - managed
+    - name: /etc/init/nginx.conf
+    - template: jinja
+    - user: root
+    - group: root
+    - mode: 440
+    - source: salt://nginx/templates/upstart.jinja
+    - require:
+      - pkg: nginx
+      - file: nginx-old-init
+      - module: nginx-old-init
+  service:
+    - running
+    - enable: True
+    - watch:
+      - file: nginx
+      - file: /etc/nginx/nginx.conf
+      - file: /etc/nginx/conf.d/default.conf
+      - file: /etc/nginx/conf.d/example_ssl.conf
+      - pkg: nginx
+    - require:
+{% for log_type in logger_types %}
+      - service: nginx-logger-{{ log_type }}
+{% endfor %}

nginx/templates/config.jinja

+{% set nginx = pillar.get('nginx', {}) -%}
+{% set user = nginx.get('user', 'www-data') -%}
+{% set group = nginx.get('group', 'www-data') -%}
+user   {{ user }} {{ group }};
+worker_processes  {{ nginx.get('worker_processes', 1) }};
+
+error_log /var/log/nginx/error.fifo warn;
+pid {{ nginx.get('pid', '/var/run/nginx.pid') }};
+daemon {{ nginx.get('daemon', 'off') }};
+
+events {
+    worker_connections {{ nginx.get('events', {}).get('worker_connections', 1024) }};
+}
+
+http {
+    include /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+    log_format main '$scheme://$host:$server_port$uri$is_args$args $remote_addr:$remote_user "$request" $request_time $request_length:$bytes_sent $status "$http_referer" "$http_user_agent" "$http_x_forwarded_for"';
+    access_log /var/log/nginx/access.fifo main;
+    sendfile {{ nginx.get('sendfile', 'on') }};
+    #tcp_nopush on;
+    keepalive_timeout {{ nginx.get('keepalive_timeout', 65) }};
+    server_names_hash_bucket_size {{ nginx.get('server_names_hash_bucket_size', 128) }};
+    server_names_hash_max_size {{ nginx.get('server_names_hash_max_size', 1024) }};
+    types_hash_max_size {{ nginx.get('types_hash_max_size', 8192) }};
+
+    gzip {{ nginx.get('gzip', 'on') }};
+    gzip_vary {{ nginx.get('gzip_vary', 'on') }};
+    gzip_proxied {{ nginx.get('gzip_proxied', 'any') }};
+    gzip_comp_level {{ nginx.get('gzip_comp_level', 6) }};
+    gzip_buffers {{ nginx.get('gzip_buffers', '16 8k') }};
+    gzip_http_version {{ nginx.get('gzip_http_version', '1.1') }};
+    gzip_types {{ nginx.get('gzip_types', ['text/plain', 'text/css', 'application/json', 'application/x-javascript', 'text/xml', 'application/xml', 'application/xml+rss', 'text/javascript'])|join(' ') }};
+
+    # turn on nginx_status on localhost
+    server {
+        listen 127.0.0.1:80;
+        server_name 127.0.0.1;
+        location /nginx_status {
+            stub_status on;
+            access_log off;
+            allow 127.0.0.1;
+            deny all;
+        }
+    }
+{% if pillar['nginx'] is defined -%}
+{% if pillar['nginx']['redirect_numeric_ip']|default(False) %}
+    server {
+        server_name {% for ip in salt['network.interfaces']()['eth0']['inet'] %}{{ ip['address'] }}:80{% if not loop.last %} {% endif %}{% endfor %};
+        return 302 {{ pillar['nginx']['redirect_numeric_ip'] }};
+        access_log off;
+    }
+{% endif %}
+{% endif %}
+
+    include /etc/nginx/conf.d/*.conf;
+    include /etc/nginx/sites-enabled/*.conf;
+}

nginx/templates/upstart-logger.jinja

+# {{ pillar['message_do_not_modify'] }}
+# startup script for Nginx loggers
+
+start on starting nginx
+stop on runlevel [!2345]
+
+respawn
+
+pre-start script
+    if [ ! -r /var/log/nginx/{{ type }}.fifo ]; then
+        mkfifo /var/log/nginx/{{ type }}.fifo
+        chown root.root /var/log/nginx/{{ type }}.fifo
+        chmod 660 /var/log/nginx/{{ type }}.fifo
+    fi
+end script
+
+emits nginx-logger-{{ type }}
+
+exec logger -f /var/log/nginx/{{ type }}.fifo -t nginx -p {% if type == 'error' %}warn{% else %}debug{% endif %}

nginx/templates/upstart.jinja

+# startup script for Nginx
+
+respawn
+
+start on filesystem or runlevel [2345]
+stop on runlevel [!2345]
+
+exec /usr/sbin/nginx -c /etc/nginx/nginx.conf

nginx/users.sls

+{% set nginx  = pillar.get('nginx', {}) -%}
+{% set htauth = nginx.get('htpasswd', '/etc/nginx/.htpasswd') -%}
+
+htpasswd:
+  pkg.installed:
+    - name: apache2-utils
+
+{% for name, user in pillar.get('users', {}).items() %}
+{% if user['webauth'] is defined -%}
+
+nginx_user_{{name}}:
+  module.run:
+    - name: basicauth.adduser
+    - user: {{ name }}
+    - passwd: {{ user['webauth'] }}
+    - path: {{ htauth }}
+    - require:
+      - pkg: htpasswd
+    
+{% endif -%}
+{% endfor %}