From 9920f0d478ba40ff9bc6501dfc3b379ced7b17ea Mon Sep 17 00:00:00 2001
From: Robert Kaussow <mail@geeklabor.de>
Date: Mon, 15 Jun 2020 08:18:44 +0200
Subject: [PATCH] allow to configure docker networks

---
 defaults/main.yml | 17 +++++++++++++++++
 tasks/config.yml  | 12 ++++++++++++
 2 files changed, 29 insertions(+)

diff --git a/defaults/main.yml b/defaults/main.yml
index 4dd47ec..1891d32 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -36,3 +36,20 @@ dockerengine_usernamespace_enabled: False
 dockerengine_nsremap_user: dockremap
 dockerengine_nsremap_range_start: 231072
 dockerengine_nsremap_range_length: 65536
+
+# @var dockerengine_networks:description: List of additional docker networks to create.
+# @var dockerengine_networks:example: >
+# dockerengine_networks:
+#   - name: my_network
+#     driver: bridge
+#     enable_ipv6: True
+#     ipam_config:
+#       - subnet: fdd1:ac8c:0557:7ce1::/64
+#     force: False
+#     state: present
+# @end
+dockerengine_networks: []
+# @var dockerengine_networks:description: >
+# List of extra docker networks to create. For configuration detials see `docker_networks`.
+# @end
+dockerengine_networks_extra: []
diff --git a/tasks/config.yml b/tasks/config.yml
index cf97b51..2273576 100644
--- a/tasks/config.yml
+++ b/tasks/config.yml
@@ -51,6 +51,18 @@
         - /etc/subuid
         - /etc/subgid
 
+    - name: Create docker networks
+      docker_network:
+        name: "{{ item.name }}"
+        enable_ipv6: "{{ item.enable_ipv6 | default(False) }}"
+        ipam_config: "{{ item.ipam_config | default(omit) }}"
+        force: "{{ item.force | default(omit) }}"
+        state: "{{ item.state | default('present') }}"
+      loop: "{{ dockerengine_networks + dockerengine_networks_extra }}"
+      loop_control:
+        label: "{{ item.name }}"
+      notify: __docker_restart
+
     - name: Ensure docker engine is up and running
       service:
         name: "{{ dockerengine_service }}"