New CI job: add settings for containers registries

Support pulling containers from provider job registry.

Change-Id: Ib85f3a61f20c60865362eea4d14e5ae6ab0ae46f

roles/container-build/defaults/main.yaml

@@ -18,3 +18,9 @@ local_registry_ip: 127.0.0.1
 local_registry_port: 5001
 container_registry_namespace: tripleomaster
 container_tag: current-tripleo
+docker_prep_prefix: >-
+  {% if job.build_container_images|default(false)|bool and not job.provider_job|default(false)|bool -%}
+  openstack
+  {%- else -%}
+  {{ ansible_distribution | lower }}-binary
+  {%- endif -%}

roles/container-build/tasks/main.yaml

@@ -19,12 +19,19 @@
   podman_container:
     name: docker_registry
     image: registry:2
-    net: host
+    publish:
+      - "{{ local_registry_port }}:{{ local_registry_port }}"
     env:
-      REGISTRY_HTTP_ADDR: "{{ local_registry_ip }}:{{ local_registry_port }}"
+      REGISTRY_HTTP_ADDR: "0.0.0.0:{{ local_registry_port }}"
   tags:
     - skip_ansible_lint
 
+- name: Open port for local registry
+  become: true
+  command: >-
+    iptables -I INPUT -p tcp --dport {{ local_registry_port }} -j ACCEPT
+  changed_when: true
+
 - name: Set container_image_build_volumes fact
   set_fact:
     container_image_build_volumes:
@@ -56,3 +63,4 @@
     tripleo_container_image_build_registry: "{{ local_registry_ip }}:{{ local_registry_port }}"
     tripleo_container_image_build_volumes: "{{ container_image_build_volumes }}"
     tripleo_container_image_build_work_dir: "{{ working_dir }}/container-builds"
+    tripleo_container_image_build_prefix: "{{ docker_prep_prefix }}"