add support for proxy inside containers

handlers/main.yml

@@ -1,3 +1,11 @@
 ---
+- name: reload systemd
+  systemd:
+    daemon_reload: yes
+  become: yes
+
 - name: restart docker
-  service: "name=docker state={{ docker_restart_handler_state }}"
+  service:
+    name: docker
+    state: "{{ docker_restart_handler_state }}"
+  become: yes

tasks/docker-service-proxy.yml

@@ -0,0 +1,17 @@
+---
+- name: create a service directory
+  file:
+    path: /etc/systemd/system/docker.service.d
+    state: directory
+
+- name: add proxy configuration for docker service
+  template:
+    dest: "/etc/systemd/system/docker.service.d/{{ item }}.conf"
+    src: "{{ item }}.conf.j2"
+  with_items:
+    - http_proxy
+    - https_proxy
+    - no_proxy
+  notify:
+    - reload systemd
+    - restart docker

tasks/main.yml

@@ -11,6 +11,13 @@
     state: "{{ docker_package_state }}"
   notify: restart docker
 
+- include_tasks: docker-service-proxy.yml
+  when:
+    - http_proxy is defined
+    - https_proxy is defined
+    - no_proxy is defined
+    - enable_proxy is defined and enable_proxy|bool
+
 - name: Ensure Docker is started and enabled at boot.
   service:
     name: docker
@@ -25,3 +32,4 @@
 
 - include_tasks: docker-users.yml
   when: docker_users | length > 0
+

templates/http_proxy.conf.j2

@@ -0,0 +1,2 @@
+[Service]
+Environment="HTTP_PROXY={{ http_proxy }}"

templates/https_proxy.conf.j2

@@ -0,0 +1,2 @@
+[Service]
+Environment="HTTPS_PROXY={{ https_proxy }}"

templates/no_proxy.conf.j2

@@ -0,0 +1,2 @@
+[Service]
+Environment="NO_PROXY={{ no_proxy }}"