Make 'prepare-docker' install proper docker-ce version

Docker-ce version should be aligned with Docker release
installed on target platform
(see build/creating_data/create-rhel-repo.sh)

This patch also optimizes package installation process
in Molecule tests.

Change-Id: I3f0cb7cd36a3f91027b2be43a925e54167d9c6d0
Issue-ID: OOM-1815
Signed-off-by: Bartek Grzybowski <b.grzybowski@partner.samsung.com>

5 files changed, 27 insertions, 33 deletions

diff --git a/ansible/test/roles/prepare-docker/tasks/docker-packages.yml b/ansible/test/roles/prepare-docker/tasks/docker-packages.yml
new file mode 100644
index 00000000..b7e76c55
--- /dev/null
+++ b/ansible/test/roles/prepare-docker/tasks/docker-packages.yml
@@ -0,0 +1,8 @@
+---
+
+- name: Download docker related packages
+  command: yumdownloader --destdir="{{ rpm_dir }}" "{{ docker_ce_rpm }}" "{{ docker_ce_selinux_rpm }}"
+
+- name: Install docker related packages
+  yum:
+    name: "{{ rpm_dir + '/' + docker_ce_rpm + '.rpm'}},{{ rpm_dir + '/' + docker_ce_selinux_rpm + '.rpm' }}"
diff --git a/ansible/test/roles/prepare-docker/tasks/prepare-docker-repos.yml b/ansible/test/roles/prepare-docker/tasks/prepare-docker-repos.yml
index 26f89d64..f35ffeee 100644
--- a/ansible/test/roles/prepare-docker/tasks/prepare-docker-repos.yml
+++ b/ansible/test/roles/prepare-docker/tasks/prepare-docker-repos.yml
@@ -7,8 +7,16 @@
     gpgcheck: true
     gpgkey: https://download.docker.com/linux/centos/gpg
 
-- name: Install docker python bindings
-  import_tasks: python-bindings.yml
+- name: Create rpm dir
+  file:
+    path: "{{ rpm_dir }}"
+    state: directory
+
+- name: Handle python2-docker dependency needed by Ansible's docker_* modules
+  import_tasks: python2-docker.yml
+
+- name: Handle docker-ce packages
+  import_tasks: docker-packages.yml
 
 - name: Fake dockerd on container
   import_tasks: docker-socket-override.yml
diff --git a/ansible/test/roles/prepare-docker/tasks/python-bindings.yml b/ansible/test/roles/prepare-docker/tasks/python-bindings.yml
deleted file mode 100644
index 7a66a328..00000000
--- a/ansible/test/roles/prepare-docker/tasks/python-bindings.yml
+++ /dev/null
@@ -1,3 +0,0 @@
----
-- name: Handle python2-docker dependency needed by Ansible's docker_* modules
-  import_tasks: python2-docker.yml
diff --git a/ansible/test/roles/prepare-docker/tasks/python2-docker.yml b/ansible/test/roles/prepare-docker/tasks/python2-docker.yml
index 9cb3b483..f091cf85 100644
--- a/ansible/test/roles/prepare-docker/tasks/python2-docker.yml
+++ b/ansible/test/roles/prepare-docker/tasks/python2-docker.yml
@@ -4,35 +4,13 @@
     name: docker-python
     state: absent
 
-- name: Create own-repo dir
-  file:
-    path: /root/own-repo
-    state: directory
-
 - name: Download python2-docker rpm for Ansible (docker_container module dep)
   get_url:
-    url: https://cbs.centos.org/kojifiles/packages/python-docker/2.5.1/2.el7/noarch/python2-docker-2.5.1-2.el7.noarch.rpm
-    dest: /root/own-repo/
+    url: "{{ python2_docker_rpm_url }}"
+    dest: "{{ rpm_dir }}"
   register: rpm
 
-- name: Install createrepo
-  package:
-    name: createrepo
-    state: present
-
-- name: Run createrepo
-  command: createrepo /root/own-repo/
-  when: rpm.changed
-
-- name: Create own-repo
-  yum_repository:
-    name: own-repo
-    description: Own repo for ansible deps
-    baseurl: file:///root/own-repo
-    enabled: true
-    gpgcheck: false
-
 - name: Install docker python module
   package:
-    name: python2-docker
+    name: "{{ rpm_dir + '/' + python2_docker_rpm }}"
     state: present
diff --git a/ansible/test/roles/prepare-docker/vars/main.yml b/ansible/test/roles/prepare-docker/vars/main.yml
index c63c0dea..aabd65dc 100644
--- a/ansible/test/roles/prepare-docker/vars/main.yml
+++ b/ansible/test/roles/prepare-docker/vars/main.yml
@@ -2,6 +2,9 @@
 docker_needed_repos:
   - /etc/yum.repos.d/CentOS-Base.repo.disabled
   - /etc/yum.repos.d/docker-ce.repo.disabled
-  - /etc/yum.repos.d/own-repo.repo.disabled
-
-offline_repo_file: /etc/yum.repos.d/onap.repo
\ No newline at end of file
+offline_repo_file: /etc/yum.repos.d/onap.repo
+rpm_dir: /root/rpm
+python2_docker_rpm: python2-docker-2.5.1-2.el7.noarch.rpm
+python2_docker_rpm_url: "https://cbs.centos.org/kojifiles/packages/python-docker/2.5.1/2.el7/noarch/{{ python2_docker_rpm }}"
+docker_ce_rpm: docker-ce-17.03.2.ce-1.el7.centos.x86_64
+docker_ce_selinux_rpm: docker-ce-selinux-17.03.3.ce-1.el7.noarch