Add wait command to docker_container

resources/docker_container/1.0.0/actions/run.yaml

@@ -35,3 +35,11 @@
          {{ key }}: {{ value }}
          {% endfor %}
        {% endif %}
+
+    - name: Waiting for app in container
+      when: {{wait_cmd}}
+      shell: docker exec -t {{ resource_name }} {{wait_cmd}}
+      register: result
+      until: result.rc == 0
+      retries: 30
+      delay: 0.5

resources/docker_container/1.0.0/meta.yaml

@@ -19,11 +19,12 @@ input:
     env:
       schema: {}
       value: {}
-    # ssh_user:
-    #   schema: str!
-    #   value: []
-    # ssh_key:
-    #   schema: str!
-    #   value: []
+    wait_cmd:
+      schema: str
+      value: null
+      computable:
+        lang: jinja2
+        type: full
+        func: ""
 
 tags: [resource/container]