From d68ec10d2ce39ea759e4cccc2d5452fca692378e Mon Sep 17 00:00:00 2001
From: Egon Rijpkema <git@egonrijpkema.nl>
Date: Tue, 23 Oct 2018 11:09:45 +0200
Subject: [PATCH] Setup log rotation for docker.

---
 roles/docker/files/daemon.json    |  7 +++++++
 roles/docker/{ => tasks}/main.yml | 10 ++++++++--
 2 files changed, 15 insertions(+), 2 deletions(-)
 create mode 100644 roles/docker/files/daemon.json
 rename roles/docker/{ => tasks}/main.yml (81%)

diff --git a/roles/docker/files/daemon.json b/roles/docker/files/daemon.json
new file mode 100644
index 0000000..29fea5b
--- /dev/null
+++ b/roles/docker/files/daemon.json
@@ -0,0 +1,7 @@
+{
+  "log-driver": "json-file",
+  "log-opts": {
+    "max-size": "10m",
+    "max-file": "10"
+  }
+}
diff --git a/roles/docker/main.yml b/roles/docker/tasks/main.yml
similarity index 81%
rename from roles/docker/main.yml
rename to roles/docker/tasks/main.yml
index dba0db3..155fed4 100644
--- a/roles/docker/main.yml
+++ b/roles/docker/tasks/main.yml
@@ -15,10 +15,16 @@
 - name: install docker
   apt: pkg={{ item }} state=latest
   with_items:
-     - docker-engine
-     - python-docker
+    - docker-engine
+    - python-docker
   when: ansible_distribution == 'Ubuntu' and ansible_distribution_release == 'xenial'
 
+- name: Setup log rotation.
+  copy:
+    src: files/daemon.json
+    dest: /etc/docker/daemon.json
+  tags: ['settings']
+
 - name: make sure service is started
   systemd:
     name: docker.service