fix docker role for CentOS

roles/docker/tasks/create_dirs.yml

@@ -0,0 +1,15 @@
+---
+- name: Check if {{ item }} already exists
+  stat:
+    path: "{{ item }}"
+  register: container_dir
+
+- name: Create {{ item }}
+  file:
+    path: "{{ item }}"
+    state: directory
+    owner: "{{ container_user }}"
+    group: "{{ container_group }}"
+    mode: '0770'
+  when:
+    - not container_dir.stat.exists

roles/docker/tasks/main.yml

@@ -1,10 +1,31 @@
 ---
-- name: Install docker packages
+- name: Install docker packages (Fedora)
   dnf:
     name:
       - moby-engine
       - docker-compose
     state: present
+  when:
+    - ansible_distribution == 'Fedora'
+
+
+- block:
+    - name: Enable docker-ce repo (CentOS)
+      yum_repository:
+        name: docker-ce
+        description: Docker Community Edition
+        baseurl: https://download.docker.com/linux/centos/$releasever/$basearch/stable
+
+    - name: Install docker packages
+      yum:
+        name:
+          - docker-ce
+          - docker-compose
+          - python-docker-py
+        state: present
+  when:
+    - ansible_distribution == 'CentOS'
+
 
 - name: Start/enable docker service
   systemd:
@@ -64,23 +85,20 @@
   changed_when: false
 
 - name: Create persistent container directories
-  file:
-    path: "{{ item }}"
-    state: directory
-    owner: "{{ container_user }}"
-    group: "{{ container_group }}"
-    mode: '0770'
+  include_tasks: create_dirs.yml # can't loop a block
   with_items:
     - "{{ persistent_container_dirs }}"
+  loop_control:
+    label: "{{ item }}"
 
-- name: Modify SELinux contexts for container directories
-  sefcontext:
-    target: '{{ item }}(/.*)?'
-    setype: container_file_t
-    state: present
-  with_items:
-    - "{{ persistent_container_dirs }}"
-  notify: Apply SELinux contexts
+#- name: Modify SELinux contexts for container directories
+#  sefcontext:
+#    target: "{{ item | quote }}(/.*)?"
+#    setype: container_file_t
+#    state: present
+#  with_items:
+#    - "{{ persistent_container_dirs }}"
+#  notify: Apply SELinux contexts
 
 - name: Copy systemd service file
   template: