wangyang0918 commented on a change in pull request #17554:
URL: https://github.com/apache/flink/pull/17554#discussion_r755797584
##########
File path:
flink-kubernetes/src/main/java/org/apache/flink/kubernetes/KubernetesClusterDescriptor.java
##########
@@ -256,36 +244,51 @@ private String getWebMonitorAddress(Configuration
configuration) throws Exceptio
flinkConfig.get(JobManagerOptions.PORT));
}
+ final KubernetesJobManagerParameters kubernetesJobManagerParameters =
+ new KubernetesJobManagerParameters(flinkConfig,
clusterSpecification);
+
+ final FlinkPod podTemplate =
+ kubernetesJobManagerParameters
+ .getPodTemplateFilePath()
+ .map(
+ file ->
+
KubernetesUtils.loadPodFromTemplateFile(
+ client, file,
Constants.MAIN_CONTAINER_NAME))
+ .orElse(new FlinkPod.Builder().build());
+ final KubernetesJobManagerSpecification kubernetesJobManagerSpec =
+
KubernetesJobManagerFactory.buildKubernetesJobManagerSpecification(
+ podTemplate, kubernetesJobManagerParameters);
+
+ client.createJobManagerComponent(kubernetesJobManagerSpec);
+
+ return createClusterClientProvider(clusterId);
+ }
+
+ private ClusterClientProvider<String> safelyDeployCluster(
+ SupplierWithException<ClusterClientProvider<String>, Exception>
supplier)
+ throws ClusterDeploymentException {
try {
- final KubernetesJobManagerParameters
kubernetesJobManagerParameters =
- new KubernetesJobManagerParameters(flinkConfig,
clusterSpecification);
-
- final FlinkPod podTemplate =
- kubernetesJobManagerParameters
- .getPodTemplateFilePath()
- .map(
- file ->
-
KubernetesUtils.loadPodFromTemplateFile(
- client, file,
Constants.MAIN_CONTAINER_NAME))
- .orElse(new FlinkPod.Builder().build());
- final KubernetesJobManagerSpecification kubernetesJobManagerSpec =
-
KubernetesJobManagerFactory.buildKubernetesJobManagerSpecification(
- podTemplate, kubernetesJobManagerParameters);
-
- client.createJobManagerComponent(kubernetesJobManagerSpec);
-
- return createClusterClientProvider(clusterId);
+
+ ClusterClientProvider<String> clusterClientProvider =
supplier.get();
+
+ try (ClusterClient<String> clusterClient =
clusterClientProvider.getClusterClient()) {
Review comment:
@cc13ny Thanks for your valuable comments.
@Aitozi This discussion make me to rethink that whether we really need to
clean up the K8s resources when creating Flink client failed. Because the Flink
cluster might be running normally.
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