add ability to add extra environment variables and labels to proxy containers

docs/source/roles/provision_docker_proxy.rst

@@ -60,6 +60,12 @@ RPS-related Inventory
    "rps_deploy_environments[].name", "Name of the environment (ie. test, dev, acceptance, production, ...)", ""
    "rps_deploy_environments[].via", "Name of the gateway the environment is accessed from (ie. webcloud, intracloud)", ""
    "rps_deploy_environments[].dns_zone", "DNS zone used by the environment", ""
+   "rps_deploy_environments[].proxy_env", "List of extra environment variables to add to the Proxy container", "``[]``"
+   "rps_deploy_environments[].proxy_env[].var_name", "Variable name", ""
+   "rps_deploy_environments[].proxy_env[].value", "Variable value", ""
+   "rps_deploy_environments[].proxy_labels", "List of extra labels to add to the Proxy container", "``[]``"
+   "rps_deploy_environments[].proxy_labels[].key", "Label name", ""
+   "rps_deploy_environments[].proxy_labels[].value", "Label value", ""
    "rps_proxy_docker_registry", "Name of the Docker registry in Netbox", "``code.europa.eu/rps``"
    "rps_proxy_docker_registry_serveraddress", "Address of the Docker registry", "``https://code.europa.eu:4567/v2/``"
    "rps_proxy_docker_registry_username", "Username to access the Docker registry", ""

roles/provision_docker_proxy/tasks/env/vm/container.yml

@@ -106,11 +106,11 @@
       image: "{{ docker_image.id }}"
       host: "{{ docker_host.id }}"
       hostname: "{{ docker_container_hostname }}"
-      env: "{{ docker_container_env }}"
+      env: "{{ docker_container_env + rps_env.proxy_env | default([]) }}"
       binds: "{{ docker_container_binds }}"
       mounts: []
       network_settings: "{{ docker_container_network_settings }}"
-      labels: "{{ docker_container_labels }}"
+      labels: "{{ docker_container_labels + rps_env.proxy_labels | default([]) }}"
       restart_policy: "always"
     body_format: json
     status_code: 200