Turn configurations into templates with variables.

Add multiple variables for all the necessary templated values.
Make the role reusable beyond working with rookeries.

files/nginx/rookeries-uwsgi_nginx.conf

@@ -1,18 +0,0 @@
-server {
-
-    server_name localhost;
-    access_log  /srv/www/logs/nginx/rookeries-access.log;
-    error_log   /srv/www/logs/nginx/rookeries-error.log info;
-
-    location /static/  {
-        alias   /srv/www/rookeries_webapp/rookeries/static/;
-    }
-
-    location / {
-        try_files   $uri @yourapplication;
-    }
-    location @yourapplication {
-        include     uwsgi_params;
-        uwsgi_pass  127.0.0.1:8001;
-    }
-}

files/supervisor/rookeries_supervisor.conf

@@ -1,9 +0,0 @@
-; UWSGI for Rookeries
-[program:rookeries_uwsgi]
-user=www-data
-command=/srv/www/virtualenvs/uwsgi/bin/uwsgi --ini /srv/www/config/uwsgi/rookeries-uwsgi.ini
-stopsignal=TERM
-stdout_logfile = /srv/www/logs/supervisor/rookeries-application.log
-stdout_logfile_backups = 5
-stderr_logfile = /srv/www/logs/supervisor/rookeries-error.log
-stderr_logfile_backups = 5

files/uwsgi/rookeries-uwsgi.ini

@@ -1,8 +0,0 @@
-[uwsgi]
-socket = :8001
-master = true
-processes = 8
-
-chdir = /srv/www/rookeries_webapp
-virtualenv = /srv/www/virtualenvs/rookeries
-module = rookeries:make_rookeries_app()

tasks/nginx.yaml

@@ -3,17 +3,17 @@
   apt: pkg=nginx-full state=present
   sudo: yes
 
-# TODO Look at using templated configuration
 - name: configure nginx
-  copy: src=nginx/{{ app_nginx_conf }} dest=/etc/nginx/sites-available
-
-- name: enable the copied over nginx configuration
-  file: state=link
-        src=/etc/nginx/sites-available/{{ app_nginx_conf }}
-        path=/etc/nginx/sites-enabled/{{ app_nginx_conf }}
+  template: src=nginx/app_uwsgi_nginx.conf dest=/etc/nginx/sites-available/{{ nginx_app_conf }}
   sudo: yes
 
-- name: disable the default page configuration
+- name: link to enable nginx configuration
+  file: state=link
+        src=/etc/nginx/sites-available/{{ nginx_app_conf }}
+        path=/etc/nginx/sites-enabled/{{ nginx_app_conf }}
+  sudo: yes
+
+- name: disable default configuration
   file: state=absent path=/etc/nginx/sites-enabled/default
   sudo: yes
 
@@ -21,7 +21,7 @@
   service: name=nginx state=restarted
   sudo: yes
 
-- name: set permissions on nginx config + log directories
+- name: set nginx directories permissions
   file: path={{ item }} state=directory
         group={{ web_server_group }} mode=0755
   with_items:
@@ -31,7 +31,7 @@
       - /etc/nginx/sites-enabled
   sudo: yes
 
-- name: set permissions on nginx logs
+- name: set nginx logs permissions
   file: path=/var/log/nginx/{{ item }} state=file
         owner={{ web_server_group }} group={{ web_server_group }} mode=0644
   with_items:

tasks/python.yaml

@@ -1,12 +1,12 @@
 ---
-- name: install python dev dependencies
+- name: install python dev
   sudo: yes
   apt: pkg={{ item }} state=present
   with_items:
     - python-dev
     - python-setuptools
 
-- name: bootstrap pip using setuptools
+- name: install pip
   sudo: yes
   easy_install: name=pip
 

tasks/supervisor.yaml

@@ -19,7 +19,6 @@
       chown: root:{{ web_server_group }}
   sudo: yes
 
-- name: upload rookeries supervisor configuration to web server home
-  copy: src=supervisor/{{ item }} dest=/etc/supervisor/conf.d
-  with_items: supervisor_configs
+- name: upload supervisor configuration to web server home
+  template: src=supervisor/app_supervisor.conf dest=/etc/supervisor/conf.d/{{ supervisor_app_config }}
   sudo: yes

tasks/uwsgi.yaml

@@ -3,8 +3,8 @@
   pip: name=uwsgi virtualenv={{ uwsgi_venv }} version=2.0
   sudo: yes
 
-- name: upload app's uwsgi configuration
-  copy: src=uwsgi/{{ uwsgi_ini }} dest={{ uwsgi_config }}
+- name: configure app on uwsgi server
+  template: src=uwsgi/app_uwsgi.ini dest={{ uwsgi_config }}/{{ uwsgi_app_ini }}
   sudo: yes
 
 - name: restart uwsgi server

tasks/web_data_folders.yaml

@@ -1,10 +1,11 @@
 ---
 - name: setup webapp deployment folder with the correct permissions
-  file: path={{ web_app_home }} state=directory owner={{ web_server_group }} group=www-data mode=0774
+  file: path={{ web_root_path }} state=directory
+        owner={{ web_server_group }} group={{ web_server_group }} mode=0774
   sudo: yes
 
 - name: setup webapp deployment configuration + log folders with the correct permissions
-  file: path={{ web_app_home }}/{{ item }} state=directory
+  file: path={{ web_root_path }}/{{ item }} state=directory
         owner={{ web_server_group }} group={{ web_server_group }} mode=0774
   with_items:
       - config
@@ -15,7 +16,7 @@
 
 - name: link remote folders with webapp home folder
   file: state=link
-        path={{ web_app_home }}/{{ item.value }}
+        path={{ web_root_path }}/{{ item.value }}
         src={{ item.key }}
         owner={{ web_server_group }} group={{ web_server_group }} mode=0774
   with_dict:
@@ -26,5 +27,5 @@
   sudo: yes
 
 - name: add user to webserver group
-  user: name={{ user }} append=yes groups={{ web_server_group }}
+  user: name={{ web_user }} append=yes groups={{ web_server_group }}
   sudo: yes

templates/nginx/app_uwsgi_nginx.conf

@@ -0,0 +1,18 @@
+server {
+
+    server_name {{ nginx_hostname }};
+    access_log  {{ web_root_path }}/logs/nginx/{{ app_name }}-access.log;
+    error_log   {{ web_root_path }}/logs/nginx/{{ app_name }}-error.log info;
+
+    location /static/  {
+        alias   {{ nginx_app_static }};
+    }
+
+    location / {
+        try_files   $uri @yourapplication;
+    }
+    location @yourapplication {
+        include     uwsgi_params;
+        uwsgi_pass  127.0.0.1:{{ uwsgi_port }};
+    }
+}

templates/supervisor/app_supervisor.conf

@@ -0,0 +1,9 @@
+; UWSGI for {{ app_name }}
+[program:{{ uwsgi_service_name }}]
+user={{ web_server_group }}
+command={{ uwsgi_venv }}/bin/uwsgi --ini {{ uwsgi_config }}/{{ uwsgi_app_ini }}
+stopsignal=TERM
+stdout_logfile = {{ web_root_path }}/logs/supervisor/{{ app_name }}-application.log
+stdout_logfile_backups = 5
+stderr_logfile = {{ web_root_path }}/logs/supervisor/{{ app_name }}-error.log
+stderr_logfile_backups = 5

templates/uwsgi/app_uwsgi.ini

@@ -0,0 +1,8 @@
+[uwsgi]
+socket = :{{ uwsgi_port }}
+master = true
+processes = 8
+
+chdir = {{ app_home }}
+virtualenv = {{ app_venv }}
+module = {{ uwsgi_app_executable }}

vars/main.yml

@@ -1,23 +1,29 @@
 ---
 # vars file for ansible-nginx-uwsgi-supervisor
 
-# TODO Make more configurable and flexible
-
-# Web app home + group
-web_app_home: /srv/www
+# Web root paths + app name + home
+app_name: rookeries
+web_root_path: /srv/www
 web_server_group: www-data
-user: "{{ ansible_env.SUDO_USER }}"
+web_user: "{{ ansible_env.SUDO_USER }}"
+app_home: "{{ web_root_path }}/{{ app_name }}_webapp"
+
+# Virtualenvs
+virtualenv_root: "{{ web_root_path }}/virtualenvs"
+uwsgi_venv: "{{ virtualenv_root }}/uwsgi"
+app_venv: "{{ virtualenv_root }}/{{ app_name }}"
 
 # NGINX
-app_nginx_conf: rookeries-uwsgi_nginx.conf
+nginx_hostname: localhost
+nginx_app_static: "{{ app_home }}/{{ app_name }}/static/"
+nginx_app_conf: "{{ app_name }}_uwsgi_nginx.conf"
 
 # Supervisor
-# TODO Allow for multiple supervisord configurations
-supervisor_configs:
-#   - mailsink_supervisor.conf
-   - rookeries_supervisor.conf
+supervisor_app_config: "{{ app_name }}_supervisor.conf"
 
 # UWSGI
-uwsgi_venv: "{{ web_app_home }}/virtualenvs/uwsgi"
-uwsgi_config: "{{ web_app_home }}/config/uwsgi"
-uwsgi_ini: rookeries-uwsgi.ini
+uwsgi_config: "{{ web_root_path }}/config/uwsgi"
+uwsgi_app_ini: "{{ app_name }}_uwsgi.ini"
+uwsgi_port: 8001
+uwsgi_service_name: "{{ app_name }}_uwsgi"
+uwsgi_app_executable: rookeries:make_rookeries_app()