fix some bugs and add example to aws ec2

ec2-setup.yml

@@ -0,0 +1,26 @@
+---
+- hosts: local
+  connection: local
+  gather_facts: False
+
+  tasks:
+    - name: Provision an EC2 node
+      ec2:
+        key_name: infoslack
+        group: ansible
+        instance_type: t2.micro
+        image: ami-d05e75b8
+        ec2_url: ec2.us-east-1.amazonaws.com
+        region: us-east-1
+        vpc_subnet_id: subnet-5f698206
+        wait: yes
+        count: 1
+        assign_public_ip: yes
+      register: ec2
+
+# http://docs.ansible.com/ec2_module.html
+# Requirements: boto
+# Configure boto or set export:
+#
+# aws_access_key_id = somekeyid
+# aws_secret_access_key = someaccesskey

group_vars/all

@@ -27,7 +27,7 @@ nginx_connections: 1024
 nginx_port: 80
 nginx_hostname: localhost
 nginx_frame_opt: DENY #(DENY | SAMEORIGIN | ALLOW-FROM)
-nginx_accept_mutex: on # if worker_processes > 1 change to on
+nginx_accept_mutex: 'on' # if worker_processes > 1 change to on
 
 # unicorn config
 unicorn_workers: 2

roles/postgresql/templates/postgresql.conf.j2

@@ -38,15 +38,15 @@
 # The default values of these variables are driven from the -D command-line
 # option or PGDATA environment variable, represented here as ConfigDir.
 
-data_directory = '/var/lib/postgresql/9.3/main'		# use data in another directory
+data_directory = '/var/lib/postgresql/9.4/main'		# use data in another directory
 					# (change requires restart)
-hba_file = '/etc/postgresql/9.3/main/pg_hba.conf'	# host-based authentication file
+hba_file = '/etc/postgresql/9.4/main/pg_hba.conf'	# host-based authentication file
 					# (change requires restart)
-ident_file = '/etc/postgresql/9.3/main/pg_ident.conf'	# ident configuration file
+ident_file = '/etc/postgresql/9.4/main/pg_ident.conf'	# ident configuration file
 					# (change requires restart)
 
 # If external_pid_file is not explicitly set, no extra PID file is written.
-external_pid_file = '/var/run/postgresql/9.3-main.pid'			# write an extra PID file
+external_pid_file = '/var/run/postgresql/9.4-main.pid'			# write an extra PID file
 					# (change requires restart)
 
 

server.yml

@@ -2,7 +2,7 @@
 - name: App Server
   hosts: web
   sudo: yes
-  user: root
+  user: ubuntu
   gather_facts: False
 
   roles: