Extend role to deploy asgi container (#71)

* extend role to deploy asgi container

* fix varibale name

* rename variables and remove wsgi overrides

* set USE_GUNICORN to empty string in asgi

* add comment

* set enable_asgi default value to false

Author: HusnaHariz

defaults/main.yml

@@ -137,6 +137,8 @@ k8s_container_ingress_annotations: {}
 k8s_container_ingress_path_type: Prefix
 k8s_container_ingress_paths:
   - /
+k8s_asgi_container_ingress_paths:
+  - /ws
 # An empty string, or the contents of a file generated by the `htpasswd` command
 k8s_container_htpasswd: ""
 # List of dictionaries to mount the specified content as a data volume
@@ -148,21 +150,33 @@ k8s_container_htpasswd: ""
 #       file_name: content
 k8s_container_data_volumes: []
 
-k8s_web_containers:
-  - name: "{{ k8s_container_name }}"
-    image: "{{ k8s_container_image }}"
-    image_pull_policy: "{{ k8s_container_image_pull_policy }}"
-    tag: "{{ k8s_container_image_tag }}"
-    replicas: "{{ k8s_container_replicas }}"
-    strategy: "{{ k8s_container_strategy }}"
-    resources: "{{ k8s_container_resources }}"
-    port: "{{ k8s_container_port }}"
-    protocol: "{{ k8s_container_protocol }}"
-    ingress_annotations: "{{ k8s_container_ingress_annotations }}"
-    ingress_paths: "{{ k8s_container_ingress_paths }}"
-    environment: "{{ k8s_environment_variables }}"
-    htpasswd: "{{ k8s_container_htpasswd }}"
-    data_volumes: "{{ k8s_container_data_volumes }}"
+# When set to true, both wsgi and asgi containers for libyavotes app are deployed. When set to false, only wsgi container is deployed.
+k8s_enable_asgi: false
+
+k8s_base_web_container: 
+  name: "{{ k8s_container_name }}"
+  image: "{{ k8s_container_image }}"
+  image_pull_policy: "{{ k8s_container_image_pull_policy }}"
+  tag: "{{ k8s_container_image_tag }}"
+  replicas: "{{ k8s_container_replicas }}"
+  strategy: "{{ k8s_container_strategy }}"
+  resources: "{{ k8s_container_resources }}"
+  port: "{{ k8s_container_port }}"
+  protocol: "{{ k8s_container_protocol }}"
+  ingress_annotations: "{{ k8s_container_ingress_annotations }}"
+  ingress_paths: "{{ k8s_container_ingress_paths }}"
+  environment: "{{ k8s_environment_variables }}"
+  htpasswd: "{{ k8s_container_htpasswd }}"
+  data_volumes: "{{ k8s_container_data_volumes }}"
+
+k8s_web_container_asgi_override:
+  name: "{{ k8s_container_name }}-asgi"
+  ingress_paths: "{{ k8s_asgi_container_ingress_paths }}"
+  environment: "{{ k8s_environment_variables | combine({'USE_GUNICORN': ''}) }}"
+
+k8s_asgi_web_container: "{{ k8s_base_web_container | combine(k8s_web_container_asgi_override, recursive=true) }}"
+
+k8s_web_containers: "{{ [k8s_base_web_container, k8s_asgi_web_container] if k8s_enable_asgi else [k8s_base_web_container] }}"
 
 k8s_worker_enabled: false
 k8s_worker_name: "celery-worker"