add tags support to ECS tasks (#3715)

* add tags support to ECS tasks

* lint

* lint

* fmt

* fmt with same version

Co-authored-by: ltagliamonte <ltagliamonte@users.noreply.github.com>

moto/ecs/models.py

@@ -264,6 +264,7 @@ class Task(BaseObject):
         resource_requirements,
         overrides={},
         started_by="",
+        tags=[],
     ):
         self.cluster_arn = cluster.arn
         self.task_arn = "arn:aws:ecs:{0}:{1}:task/{2}".format(
@@ -276,6 +277,7 @@ class Task(BaseObject):
         self.overrides = overrides
         self.containers = []
         self.started_by = started_by
+        self.tags = tags
         self.stopped_reason = ""
         self.resource_requirements = resource_requirements
 
@@ -790,7 +792,9 @@ class EC2ContainerServiceBackend(BaseBackend):
         else:
             raise TaskDefinitionNotFoundException
 
-    def run_task(self, cluster_str, task_definition_str, count, overrides, started_by):
+    def run_task(
+        self, cluster_str, task_definition_str, count, overrides, started_by, tags
+    ):
         cluster = self._get_cluster(cluster_str)
 
         task_definition = self.describe_task_definition(task_definition_str)
@@ -830,6 +834,7 @@ class EC2ContainerServiceBackend(BaseBackend):
                         resource_requirements,
                         overrides or {},
                         started_by or "",
+                        tags or [],
                     )
                     self.update_container_instance_resources(
                         container_instance, resource_requirements

moto/ecs/responses.py

@@ -111,8 +111,9 @@ class EC2ContainerServiceResponse(BaseResponse):
         task_definition_str = self._get_param("taskDefinition")
         count = self._get_int_param("count")
         started_by = self._get_param("startedBy")
+        tags = self._get_param("tags")
         tasks = self.ecs_backend.run_task(
-            cluster_str, task_definition_str, count, overrides, started_by
+            cluster_str, task_definition_str, count, overrides, started_by, tags
         )
         return json.dumps(
             {"tasks": [task.response_object for task in tasks], "failures": []}

tests/test_ecs/test_ecs_boto3.py

@@ -1457,6 +1457,10 @@ def test_run_task():
         taskDefinition="test_ecs_task",
         count=2,
         startedBy="moto",
+        tags=[
+            {"key": "tagKey0", "value": "tagValue0"},
+            {"key": "tagKey1", "value": "tagValue1"},
+        ],
     )
     len(response["tasks"]).should.equal(2)
     response["tasks"][0]["taskArn"].should.contain(
@@ -1476,6 +1480,7 @@ def test_run_task():
     response["tasks"][0]["desiredStatus"].should.equal("RUNNING")
     response["tasks"][0]["startedBy"].should.equal("moto")
     response["tasks"][0]["stoppedReason"].should.equal("")
+    response["tasks"][0]["tags"][0].get("value").should.equal("tagValue0")
 
 
 @mock_ec2