fix

sky/provision/kubernetes/network.py

@@ -1,13 +1,16 @@
 """Kubernetes network provisioning."""
 from typing import Any, Dict, List, Optional
 
+from sky import sky_logging
 from sky.adaptors import kubernetes
 from sky.provision import common
 from sky.provision.kubernetes import network_utils
 from sky.provision.kubernetes import utils as kubernetes_utils
 from sky.utils import kubernetes_enums
 from sky.utils.resources_utils import port_ranges_to_set
 
+logger = sky_logging.init_logger(__name__)
+
 _PATH_PREFIX = '/skypilot/{namespace}/{cluster_name_on_cloud}/{port}'
 _LOADBALANCER_SERVICE_NAME = '{cluster_name_on_cloud}--skypilot-lb'
 
@@ -218,13 +221,16 @@ def _query_ports_for_loadbalancer(
     ports: List[int],
     provider_config: Dict[str, Any],
 ) -> Dict[int, List[common.Endpoint]]:
+    logger.debug(f'Getting loadbalancer IP for cluster {cluster_name_on_cloud}')
     result: Dict[int, List[common.Endpoint]] = {}
     service_name = _LOADBALANCER_SERVICE_NAME.format(
         cluster_name_on_cloud=cluster_name_on_cloud)
     external_ip = network_utils.get_loadbalancer_ip(
         namespace=provider_config.get('namespace', 'default'),
         service_name=service_name,
-        timeout=10,
+        # Timeout is set so that we can retry the query when the
+        # cluster is firstly created and the load balancer is not ready yet.
+        timeout=30,
     )
 
     if external_ip is None:

sky/provision/kubernetes/network_utils.py

@@ -8,12 +8,15 @@
 
 import sky
 from sky import exceptions
+from sky import sky_logging
 from sky import skypilot_config
 from sky.adaptors import kubernetes
 from sky.provision.kubernetes import utils as kubernetes_utils
 from sky.utils import kubernetes_enums
 from sky.utils import ux_utils
 
+logger = sky_logging.init_logger(__name__)
+
 _INGRESS_TEMPLATE_NAME = 'kubernetes-ingress.yml.j2'
 _LOADBALANCER_TEMPLATE_NAME = 'kubernetes-loadbalancer.yml.j2'
 
@@ -228,20 +231,19 @@ def get_loadbalancer_ip(namespace: str,
                         timeout: int = 0) -> Optional[str]:
     """Returns the IP address of the load balancer."""
     core_api = kubernetes.core_api()
-    service = core_api.read_namespaced_service(
-        service_name, namespace, _request_timeout=kubernetes.API_TIMEOUT)
 
-    if service.status.load_balancer.ingress is None:
-        return None
+    ip = None
 
-    ip = service.status.load_balancer.ingress[
-        0].ip or service.status.load_balancer.ingress[0].hostname
     start_time = time.time()
     while ip is None and time.time() - start_time < timeout:
         service = core_api.read_namespaced_service(
             service_name, namespace, _request_timeout=kubernetes.API_TIMEOUT)
-        ip = (service.status.load_balancer.ingress[0].ip or
-              service.status.load_balancer.ingress[0].hostname)
+        if service.status.load_balancer.ingress is not None:
+            ip = (service.status.load_balancer.ingress[0].ip or
+                  service.status.load_balancer.ingress[0].hostname)
+        if ip is None:
+            logger.debug('Waiting for load balancer IP to be assigned.')
+            time.sleep(1)
     return ip if ip is not None else None