From 523aa0874e2488af0dfee7090989c0280bf81581 Mon Sep 17 00:00:00 2001
From: Alexander Couzens <lynxis@fe80.eu>
Date: Sat, 1 Aug 2020 22:41:06 +0200
Subject: ansible/docker: set overlayfs2 and ipv6

overlayfs2 should be the default anyway. Enable it on all hosts,
since it was enabled on older hosts.

Change-Id: I20728d6017204c3978e23376baa89de6e91fed1e
---
 ansible/roles/docker/files/daemon.json | 5 +++++
 ansible/roles/docker/handlers/main.yml | 6 ++++++
 ansible/roles/docker/tasks/main.yml    | 6 ++++++
 3 files changed, 17 insertions(+)
 create mode 100644 ansible/roles/docker/files/daemon.json
 create mode 100644 ansible/roles/docker/handlers/main.yml

diff --git a/ansible/roles/docker/files/daemon.json b/ansible/roles/docker/files/daemon.json
new file mode 100644
index 0000000..e08a463
--- /dev/null
+++ b/ansible/roles/docker/files/daemon.json
@@ -0,0 +1,5 @@
+{
+  "ipv6": true,
+  "storage-driver": "overlay2",
+  "fixed-cidr-v6": "fd02:db8:1::/64"
+}
diff --git a/ansible/roles/docker/handlers/main.yml b/ansible/roles/docker/handlers/main.yml
new file mode 100644
index 0000000..06f7c61
--- /dev/null
+++ b/ansible/roles/docker/handlers/main.yml
@@ -0,0 +1,6 @@
+---
+
+- name: restart docker
+  service:
+    name: docker
+    state: restarted
diff --git a/ansible/roles/docker/tasks/main.yml b/ansible/roles/docker/tasks/main.yml
index 813b5ac..6ffe1af 100644
--- a/ansible/roles/docker/tasks/main.yml
+++ b/ansible/roles/docker/tasks/main.yml
@@ -38,3 +38,9 @@
     hour: '*/3'
     user: "{{ jenkins_user }}"
     job: "test -x /home/{{ jenkins_user }}/osmo-ci/scripts/docker-cleanup.sh && /home/{{ jenkins_user }}/osmo-ci/scripts/docker-cleanup.sh >/dev/null"
+
+- name: copy daemon.json to support ipv6
+  copy:
+    src: daemon.json
+    dest: /etc/docker/daemon.json
+  notify: restart docker
-- 
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