Add try except for CW link generation

Author: zhaoqizqwang

src/hyperpod_cli/commands/pod.py

@@ -72,15 +72,17 @@ def get_log(
             job_name, pod, namespace=namespace
         )
         click.echo(result)
-
-        cloudwatch_link = get_logs_service.generate_cloudwatch_link(pod, namespace=namespace)
-        if cloudwatch_link:
-            click.echo(cloudwatch_link)
     except Exception as e:
         sys.exit(
             f"Unexpected error happens when trying to get logs for training job {job_name} : {e}"
         )
-
+    
+    try:
+        cloudwatch_link = get_logs_service.generate_cloudwatch_link(pod, namespace=namespace)
+        if cloudwatch_link:
+            click.echo(cloudwatch_link)
+    except Exception as e:
+        click.echo(f"WARNING: Failed to generate container insights cloudwatch link: {e}")
 
 def _exec_command_required_option_pod_and_all_pods():
     class OptionRequiredClass(click.Command):

src/hyperpod_cli/service/get_logs.py

@@ -110,10 +110,10 @@ def generate_cloudwatch_link(
             cloudwatch_url = self.get_log_url(eks_cluster_name, region, node_name, pod_name, namespace, container_name, container_id)
 
             if not validate_region_and_cluster_name(region, eks_cluster_name):
-                return 'Failed to validate Eks cluster name and region'
+                raise ValueError('Eks cluster name or cluster region is invalid.')
 
             if not re.match(CONTAINER_INSIGHTS_LOG_REGEX_PATTERN, cloudwatch_url):
-                return 'Failed to validate cloudwatch log url. Please verify node name, pod container name and container id are valid'
+                raise ValueError("Failed to validate cloudwatch log url. Please make sure pod's node name, container name and container id are valid")
 
             cloudwatch_link = f'The pod cloudwatch log stream link is {cloudwatch_url}'
         else: