Setup centos7-ppc64le jenkins workers

- Add the repository for devtoolset-6.
- Do not use the "ius" repository, it doesn't support ppc64le, and was
not necessary.

ansible/inventory.yml

@@ -50,6 +50,7 @@ hosts:
         aix61-ppc64_be-1: {ip: 140.211.9.99}
         ubuntu1404-ppc64_be-1: {ip: 140.211.168.76}
         ubuntu1404-ppc64_le-1: {ip: 140.211.168.66}
+        centos7-ppc64_le-1: {ip: 140.211.168.61, user: centos}
 
     - scaleway:
         ubuntu1604-armv7l-1: {ip: 212.47.245.242}
@@ -150,6 +151,8 @@ hosts:
         ubuntu1404-ppc64_le-1: {ip: 140.211.168.106}
         ubuntu1404-ppc64_le-2: {ip: 140.211.168.94}
         ubuntu1404-ppc64_le-4: {ip: 140.211.168.140}
+        centos7-ppc64_le-1: {ip: 140.211.168.193, user: centos}
+        centos7-ppc64_le-2: {ip: 140.211.168.244, user: centos}
 
     - rackspace:
         centos7-x64-1: {ip: 119.9.27.82}

ansible/roles/baselayout/tasks/partials/repo/centos7.yml

@@ -6,17 +6,26 @@
     state: present
 
 - name: centos7 | install ius
-  when: "arch != 'arm64'"
+  when: "arch != 'arm64' and arch != 'ppc64'"
   yum:
     name: "https://centos{{ ansible_distribution_major_version }}.iuscommunity.org/ius-release.rpm"
     state: present
 
+
 - name: centos7 | install scl for devtoolset-6
   when: "arch != 'arm64' and arch != 'ppc64'"
   yum:
     name: centos-release-scl
     state: present
 
+- name: centos7 | ppc64 | install sclo7 devtoolset-6
+  when: "arch == 'ppc64'"
+  yum_repository:
+    name: sclo7-devtoolset-6
+    description: cbs.centos.org sclo7-devtoolset-6-rh-release
+    baseurl: https://cbs.centos.org/repos/sclo7-devtoolset-6-rh-release/$basearch/os/
+    gpgcheck: no
+
 - name: centos7 | aarch64 | install sclo repo
   when: "arch == 'arm64'"
   copy:

ansible/roles/baselayout/vars/main.yml

@@ -44,7 +44,7 @@ packages: {
   centos7_x64: ['git2u','centos-release-scl',], # centos-release-scl is required to enable SCLo
                                                # but we do it manually in partials/repo/centos7.yml for arm64
   centos7: [
-    'ccache,gcc-c++,devtoolset-6,sudo,git',
+    'ccache,gcc-c++,devtoolset-6,sudo,git,devtoolset-6-libatomic-devel',
   ],
 
   aix: [

ansible/roles/java-base/tasks/main.yml

@@ -32,20 +32,35 @@
   include_role:
     name: package-upgrade
 
-- name: download java
-  when: os in "ubuntu1404" and arch == "ppc64"
+- name: download java ppc64
+  when: os in ("ubuntu1404", "centos7") and arch == "ppc64"
   get_url:
     url: https://github.com/AdoptOpenJDK/openjdk8-releases/releases/download/jdk8u172-b11/OpenJDK8_ppc64le_Linux_jdk8u172-b11.tar.gz
     dest: /tmp/
 
-- name: unarchive java
+- name: unarchive java ubuntu1404 ppc64
   when: os in "ubuntu1404" and arch == "ppc64"
   unarchive:
     src: /tmp/OpenJDK8_ppc64le_Linux_jdk8u172-b11.tar.gz
     remote_src: yes
     dest: /home/iojs
   tags: java
 
+- name: unarchive java centos7 ppc64
+  when: os in "centos7" and arch == "ppc64"
+  unarchive:
+    src: /tmp/OpenJDK8_ppc64le_Linux_jdk8u172-b11.tar.gz
+    remote_src: yes
+    dest: /opt
+  tags: java
+
+- name: symlink java centos7 ppc64
+  when: os in "centos7" and arch == "ppc64"
+  file:
+    src: "/opt/jdk8u172-b11/bin/java"
+    dest: "/usr/bin/java"
+    state: link
+
 # if this fails you want to check in vars/main.yml and add package name
 # as appropriate -- try to use generic os family if available.