introduce argo-workflows status

metaflow/plugins/argo/argo_client.py

@@ -168,15 +168,15 @@ def delete_workflow_template(self, name):
                     json.loads(e.body)["message"] if e.body is not None else e.reason
                 )
 
-    def terminate_workflow(self, run_id):
+    def terminate_workflow(self, name):
         client = self._client.get()
         try:
             workflow = client.CustomObjectsApi().get_namespaced_custom_object(
                 group=self._group,
                 version=self._version,
                 namespace=self._namespace,
                 plural="workflows",
-                name=run_id,
+                name=name,
             )
         except client.rest.ApiException as e:
             raise ArgoClientException(
@@ -198,7 +198,7 @@ def terminate_workflow(self, run_id):
                 version=self._version,
                 namespace=self._namespace,
                 plural="workflows",
-                name=run_id,
+                name=name,
                 body=body,
             )
         except client.rest.ApiException as e:

metaflow/plugins/argo/argo_events.py

@@ -8,8 +8,8 @@
 
 from metaflow.exception import MetaflowException
 from metaflow.metaflow_config import (
-    ARGO_EVENTS_WEBHOOK_URL,
     ARGO_EVENTS_WEBHOOK_AUTH,
+    ARGO_EVENTS_WEBHOOK_URL,
     SERVICE_HEADERS,
 )
 

metaflow/plugins/argo/argo_workflows.py

@@ -7,19 +7,20 @@
 from collections import defaultdict
 from hashlib import sha1
 
-from metaflow import current, JSONType
-from metaflow.includefile import FilePathClass
+from metaflow import JSONType, current
 from metaflow.decorators import flow_decorators
 from metaflow.exception import MetaflowException
+from metaflow.includefile import FilePathClass
 from metaflow.metaflow_config import (
     ARGO_EVENTS_EVENT,
     ARGO_EVENTS_EVENT_BUS,
     ARGO_EVENTS_EVENT_SOURCE,
-    ARGO_EVENTS_SERVICE_ACCOUNT,
     ARGO_EVENTS_INTERNAL_WEBHOOK_URL,
+    ARGO_EVENTS_SERVICE_ACCOUNT,
+    ARGO_EVENTS_WEBHOOK_AUTH,
     ARGO_WORKFLOWS_ENV_VARS_TO_SKIP,
     ARGO_WORKFLOWS_KUBERNETES_SECRETS,
-    ARGO_EVENTS_WEBHOOK_AUTH,
+    ARGO_WORKFLOWS_UI_URL,
     AWS_SECRETS_MANAGER_DEFAULT_REGION,
     AZURE_STORAGE_BLOB_SERVICE_ENDPOINT,
     CARD_AZUREROOT,
@@ -38,15 +39,12 @@
     KUBERNETES_SANDBOX_INIT_SCRIPT,
     KUBERNETES_SECRETS,
     S3_ENDPOINT_URL,
+    S3_SERVER_SIDE_ENCRYPTION,
     SERVICE_HEADERS,
     SERVICE_INTERNAL_URL,
-    S3_SERVER_SIDE_ENCRYPTION,
     UI_URL,
-    ARGO_WORKFLOWS_UI_URL,
 )
-
 from metaflow.metaflow_config_funcs import config_values
-
 from metaflow.mflog import BASH_SAVE_LOGS, bash_capture_logs, export_mflog_env_vars
 from metaflow.parameters import deploy_time_eval
 from metaflow.plugins.kubernetes.kubernetes import (
@@ -241,6 +239,22 @@ def terminate(flow_name, name):
                 )
             )
 
+    @staticmethod
+    def get_workflow_status(flow_name, name):
+        client = ArgoClient(namespace=KUBERNETES_NAMESPACE)
+        # TODO: Only look for workflows for the specified flow
+        workflow = client.get_workflow(name)
+        if workflow:
+            # return workflow phase for now
+            status = workflow.get("status", {}).get("phase")
+            return status
+        else:
+            raise ArgoWorkflowsException(
+                "No execution found for {flow_name}/{run_id} in Argo Workflows.".format(
+                    flow_name=flow_name, run_id=name
+                )
+            )
+
     @staticmethod
     def suspend(name):
         client = ArgoClient(namespace=KUBERNETES_NAMESPACE)

metaflow/plugins/argo/argo_workflows_cli.py

@@ -10,10 +10,10 @@
 from metaflow._vendor import click
 from metaflow.exception import MetaflowException, MetaflowInternalError
 from metaflow.metaflow_config import (
-    SERVICE_VERSION_CHECK,
-    UI_URL,
     ARGO_WORKFLOWS_UI_URL,
     KUBERNETES_NAMESPACE,
+    SERVICE_VERSION_CHECK,
+    UI_URL,
 )
 from metaflow.package import MetaflowPackage
 
@@ -787,6 +787,27 @@ def validate_token(name, token_prefix, authorize, instructions_fn=None):
     return True
 
 
+@argo_workflows.command(help="Fetch flow execution status on Argo Workflows.")
+@click.argument("run-id", required=True, type=str)
+@click.pass_obj
+def status(obj, run_id):
+    if not run_id.startswith("argo-"):
+        raise RunIdMismatch(
+            "Run IDs for flows executed through Argo Workflows begin with 'argo-'"
+        )
+    obj.echo(
+        "Fetching status for run *{run_id}* for {flow_name} ...".format(
+            run_id=run_id, flow_name=obj.flow.name
+        ),
+        bold=True,
+    )
+    # Trim prefix from run_id
+    name = run_id[5:]
+    status = ArgoWorkflows.get_workflow_status(obj.flow.name, name)
+    if status is not None:
+        obj.echo_always(status)
+
+
 @argo_workflows.command(help="Terminate flow execution on Argo Workflows.")
 @click.option(
     "--authorize",