Improving docker restart handler

There is a bug in docker which leads to not properly
shutdown service preventing subsequent startup.
https://github.com/moby/moby/issues/30348
This commit is preventing this problem to appear.

Change-Id: I29505610bd9954af01d73264e5414fdb2b9ac99d
Issue-ID: OOM-1735
Signed-off-by: Michal Ptacek <m.ptacek@partner.samsung.com>

diff --git a/ansible/roles/docker/handlers/docker_restart.yml b/ansible/roles/docker/handlers/docker_restart.yml
new file mode 100644 (file)
index 0000000..8feb9a9
--- /dev/null
+++ b/ansible/roles/docker/handlers/docker_restart.yml
@@ -0,0 +1,18 @@
+---
+- name: Stopping docker systemd service
+  systemd:
+    name: docker
+    state: stopped
+    enabled: true
+
+# WA for docker bug, see OOM-1735
+- name: Ensure docker.sock cleaned properly
+  file:
+    state: absent
+    path: /var/run/docker.sock
+
+- name: Starting docker systemd service
+  systemd:
+    name: docker
+    state: started
+    enabled: true

diff --git a/ansible/roles/docker/handlers/main.yml b/ansible/roles/docker/handlers/main.yml
index 5df47e8..de4a52a 100644 (file)
--- a/ansible/roles/docker/handlers/main.yml
+++ b/ansible/roles/docker/handlers/main.yml
@@ -1,6 +1,3 @@
 ---
 - name: Restart Docker
-  systemd:
-    name: docker
-    state: restarted
-    enabled: yes
+  import_tasks: docker_restart.yml