Update Docker CE to support dual-logging (#4799)

Signed-off-by: Leonid Brandes <leonidb@fb.com>

xwf/gateway/deploy/roles/docker/tasks/main.yml

@@ -30,10 +30,9 @@
 - name: Add the stable repository for Docker
   shell: yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
 
-- name: Install the latest version of Docker CE
-  yum:
-    name: docker-ce
-    state: present
+- name: Install Docker CE
+  include_role:
+    name: docker_ce_update
 
 - name: Install Docker compose
   become: true
@@ -50,5 +49,3 @@
 
 - name: start docker service
   systemd: name=docker state=started enabled=yes
-
-

xwf/gateway/deploy/roles/docker_ce_update/tasks/main.yml

@@ -0,0 +1,20 @@
+---
+#
+# Copyright 2020 The Magma Authors.
+
+# This source code is licensed under the BSD-style license found in the
+# LICENSE file in the root directory of this source tree.
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License
+
+- name: install docker-ce
+  yum:
+    name:
+      - docker-ce-20.10.3-3.el7
+      - docker-ce-cli-20.10.3-3.el7
+    state: present
+    allow_downgrade: yes # pin to a version even if the installed docker-ce is newer

xwf/gateway/deploy/upgrade.yml

@@ -11,7 +11,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License
 
-- name: Set up Express Wi-FI Magma  Gateway for production
+- name: Upgrade Express Wi-FI Magma  Gateway for production
   hosts: localhost
   become: yes
   roles:
@@ -21,6 +21,7 @@
          - fbstatsd
     - role: dhcpd
       when: uplink_if is none
+    - role: docker_ce_update
     - role: containers
     - role: exporter
     - role: fbstatsd