fix up some comments, improve EPEL installation

lamp_haproxy/roles/base-apache/tasks/main.yml

@@ -1,5 +1,5 @@
 ---
-# This playbook installs httpd
+# This role installs httpd
 
 - name: Install http and php etc
   yum: name=$item state=installed

lamp_haproxy/roles/common/files/RPM-GPG-KEY-EPEL-6

@@ -0,0 +1,29 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: GnuPG v1.4.5 (GNU/Linux)
+
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+=V/6I
+-----END PGP PUBLIC KEY BLOCK-----

lamp_haproxy/roles/common/files/epel.repo

@@ -0,0 +1,26 @@
+[epel]
+name=Extra Packages for Enterprise Linux 6 - $basearch
+#baseurl=http://download.fedoraproject.org/pub/epel/6/$basearch
+mirrorlist=https://mirrors.fedoraproject.org/metalink?repo=epel-6&arch=$basearch
+failovermethod=priority
+enabled=1
+gpgcheck=1
+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6
+
+[epel-debuginfo]
+name=Extra Packages for Enterprise Linux 6 - $basearch - Debug
+#baseurl=http://download.fedoraproject.org/pub/epel/6/$basearch/debug
+mirrorlist=https://mirrors.fedoraproject.org/metalink?repo=epel-debug-6&arch=$basearch
+failovermethod=priority
+enabled=0
+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6
+gpgcheck=1
+
+[epel-source]
+name=Extra Packages for Enterprise Linux 6 - $basearch - Source
+#baseurl=http://download.fedoraproject.org/pub/epel/6/SRPMS
+mirrorlist=https://mirrors.fedoraproject.org/metalink?repo=epel-source-6&arch=$basearch
+failovermethod=priority
+enabled=0
+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6
+gpgcheck=1

lamp_haproxy/roles/common/tasks/main.yml

@@ -1,11 +1,11 @@
 ---
-# This playbook contains common plays that will run on all nodes.
+# This role contains common plays that will run on all nodes.
 
-- name: Download the EPEL repository RPM
-  get_url: url=http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm dest=/tmp/ force=yes
+- name: Create the repository for EPEL
+  copy: src=epel.repo dest=/etc/yum.repos.d/epel.repo
 
-- name: Install EPEL RPM
-  yum: name=/tmp/epel-release-6-8.noarch.rpm state=installed
+- name: Create the GPG key for EPEL
+  copy: src=RPM-GPG-KEY-EPEL-6 dest=/etc/pki/rpm-gpg
 
 - name: install some useful nagios plugins 
   yum: name=$item state=present

lamp_haproxy/roles/db/tasks/main.yml

@@ -1,5 +1,5 @@
 ---
-# This playbook will install MySQL and create db user and give permissions.
+# This role will install MySQL and create db user and give permissions.
 
 - name: Install Mysql package
   yum: pkg=$item state=installed

lamp_haproxy/roles/haproxy/tasks/main.yml

@@ -1,5 +1,5 @@
 ---
-# This playbook installs HAProxy and configures it.
+# This role installs HAProxy and configures it.
 
 - name: Download and install haproxy and socat
   yum: name=$item state=installed

lamp_haproxy/roles/nagios/handlers/main.yml

@@ -1,5 +1,5 @@
 ---
-# handlers for icinga
+# handlers for nagios 
 - name: restart httpd
   service: name=httpd state=restarted
 

lamp_haproxy/roles/nagios/tasks/main.yml

@@ -1,5 +1,5 @@
 ---
-# This playbook will install nagios
+# This will install nagios
 
 - name: install nagios 
   yum: pkg=$item state=installed