add a role that just configures gluster and epel on centos to the upstream repos

roles/config_repos_upstream/files/glusterfs-epel.repo

+# Place this file in your /etc/yum.repos.d/ directory
+
+[glusterfs-epel]
+name=GlusterFS is a clustered file-system capable of scaling to several petabytes.
+baseurl=http://download.gluster.org/pub/gluster/glusterfs/LATEST/EPEL.repo/epel-$releasever/$basearch/
+enabled=1
+skip_if_unavailable=1
+gpgcheck=0
+
+[glusterfs-noarch-epel]
+name=GlusterFS is a clustered file-system capable of scaling to several petabytes.
+baseurl=http://download.gluster.org/pub/gluster/glusterfs/LATEST/EPEL.repo/epel-$releasever/noarch
+enabled=1
+skip_if_unavailable=1
+gpgcheck=0
+
+[glusterfs-source-epel]
+name=GlusterFS is a clustered file-system capable of scaling to several petabytes. - Source
+baseurl=http://download.gluster.org/pub/gluster/glusterfs/LATEST/EPEL.repo/epel-$releasever/SRPMS
+enabled=0
+skip_if_unavailable=1
+gpgcheck=0

roles/config_repos_upstream/files/monashhpc_base.repo

+# Place this file in your /etc/yum.repos.d/ directory
+
+[monashhpc_base]
+name=MonashHPC base repository mirrored to control the update process
+baseurl=https://consistency0/centos/$releasever/os/$basearch/
+enabled=1
+sslverify=false
+
+[monashhpc_udpates]
+name=MonashHPC base repository mirrored to control the update process
+baseurl=https://consistency0/centos/$releasever/updates/$basearch/
+enabled=1
+sslverify=false
+
+[monashhpc_extras]
+name=MonashHPC base repository mirrored to control the update process
+baseurl=https://consistency0/centos/$releasever/extras/$basearch/
+enabled=1
+sslverify=false
+
+[monashhpc_centosplus]
+name=MonashHPC base repository mirrored to control the update process
+baseurl=https://consistency0/centos/$releasever/centosplus/$basearch/
+enabled=1
+sslverify=false

roles/config_repos_upstream/files/monashhpc_others.repo

+# Place this file in your /etc/yum.repos.d/ directory
+
+[monashhpc_otherstuff]
+name=MonashHPC base repository mirrored to control the update process
+baseurl=https://consistency0/centos/hpcsystems/$releasever/$basearch/
+enabled=1
+sslverify=false
+gpgcheck=0

roles/config_repos_upstream/tasks/main.yml

+---
+- name: add gluster repo
+  copy: src=glusterfs-epel.repo dest=/etc/yum.repos.d/glusterfs-epel.repo
+  sudo: true
+  when: ansible_distribution == "CentOS" and ansible_distribution_major_version == "7"
+
+- name: enable epel
+  yum: name=epel-release state='latest'
+  sudo: true
+  when: ansible_distribution == "CentOS" and ansible_distribution_major_version == "7"
+
+
+- name: Enable epel
+  command: yum-config-manager --enable epel
+  sudo: true
+  when: ansible_distribution == "CentOS" and ansible_distribution_major_version == "7"
+
+# Use mate DE on systems that have moved to gnome3, since there is no gpu acceleration by default on NeCTAR openstack
+# Trusty (Ubuntu 14.04 LTS) needs repos added. Wheezy (Debian Stable) gets mate from backports, Utopic (Ubuntu 14.10) Jessie (Debian testing) and Sid (Debian unstable) get it by default
+- name: add repos apt
+  shell: "add-apt-repository -y ppa:ubuntu-mate-dev/ppa"
+  sudo: true
+  when: ansible_distribution_release == 'trusty'
+
+- name: add repos apt
+  shell: "add-apt-repository -y ppa:ubuntu-mate-dev/trusty-mate"
+  sudo: true
+  when: ansible_distribution_release == 'trusty'
+
+- name: add repos apt
+  shell: "add-apt-repository -y ppa:gluster/glusterfs-3.7"
+  sudo: true
+  when: ansible_distribution == 'Ubuntu'
+
+- name: apt-get update
+  apt: update_cache=True
+  sudo: true
+  when: ansible_os_family=="Debian"