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feat: support spark submit jar on k8s #4867

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Sep 8, 2023
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Original file line number Diff line number Diff line change
Expand Up @@ -48,6 +48,9 @@ public class SparkConfig {

private String k8sNamespace;
private String k8sFileUploadPath;

private String k8sDriverRequestCores;
private String k8sExecutorRequestCores;
private String deployMode = "client"; // ("client") // todo cluster
private String appResource; // ("")
private String appName; // ("")
Expand Down Expand Up @@ -170,6 +173,22 @@ public void setK8sImage(String k8sImage) {
this.k8sImage = k8sImage;
}

public String getK8sDriverRequestCores() {
return k8sDriverRequestCores;
}

public void setK8sDriverRequestCores(String k8sDriverRequestCores) {
this.k8sDriverRequestCores = k8sDriverRequestCores;
}

public String getK8sExecutorRequestCores() {
return k8sExecutorRequestCores;
}

public void setK8sExecutorRequestCores(String k8sExecutorRequestCores) {
this.k8sExecutorRequestCores = k8sExecutorRequestCores;
}

public String getJavaHome() {
return javaHome;
}
Expand Down Expand Up @@ -436,6 +455,12 @@ public String toString() {
+ ", k8sNamespace='"
+ k8sNamespace
+ '\''
+ ", k8sDriverRequestCores='"
+ k8sDriverRequestCores
+ '\''
+ ", k8sExecutorRequestCores='"
+ k8sExecutorRequestCores
+ '\''
+ ", deployMode='"
+ deployMode
+ '\''
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -29,8 +29,13 @@ public static ClusterDescriptorAdapter create(ExecutionContext executionContext)
ClusterDescriptorAdapter clusterDescriptorAdapter =
new YarnApplicationClusterDescriptorAdapter(executionContext);

if (StringUtils.isNotBlank(master) && master.equalsIgnoreCase("k8s-operator")) {
clusterDescriptorAdapter = new KubernetesOperatorClusterDescriptorAdapter(executionContext);
if (StringUtils.isNotBlank(master)) {
if (master.equalsIgnoreCase("k8s-operator")) {
clusterDescriptorAdapter = new KubernetesOperatorClusterDescriptorAdapter(executionContext);
} else if (master.equalsIgnoreCase("k8s-native")) {
clusterDescriptorAdapter =
new KubernetesApplicationClusterDescriptorAdapter(executionContext);
}
}

return clusterDescriptorAdapter;
Expand Down
Original file line number Diff line number Diff line change
@@ -0,0 +1,231 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

package org.apache.linkis.engineplugin.spark.client.deployment;

import org.apache.linkis.engineplugin.spark.client.context.ExecutionContext;
import org.apache.linkis.engineplugin.spark.client.context.SparkConfig;
import org.apache.linkis.engineplugin.spark.client.deployment.util.KubernetesHelper;

import org.apache.commons.lang3.StringUtils;
import org.apache.logging.log4j.util.Strings;
import org.apache.spark.launcher.CustomSparkSubmitLauncher;
import org.apache.spark.launcher.SparkAppHandle;
import org.apache.spark.launcher.SparkLauncher;

import java.io.IOException;
import java.util.Arrays;
import java.util.Map;
import java.util.UUID;

import io.fabric8.kubernetes.api.model.Pod;
import io.fabric8.kubernetes.client.KubernetesClient;
import io.fabric8.kubernetes.client.dsl.PodResource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class KubernetesApplicationClusterDescriptorAdapter extends ClusterDescriptorAdapter {
private static final Logger logger =
LoggerFactory.getLogger(KubernetesOperatorClusterDescriptorAdapter.class);

protected SparkConfig sparkConfig;
protected KubernetesClient client;
protected String driverPodName;
protected String namespace;

public KubernetesApplicationClusterDescriptorAdapter(ExecutionContext executionContext) {
super(executionContext);
this.sparkConfig = executionContext.getSparkConfig();
this.client =
KubernetesHelper.getKubernetesClient(
this.sparkConfig.getK8sConfigFile(),
this.sparkConfig.getK8sMasterUrl(),
this.sparkConfig.getK8sUsername(),
this.sparkConfig.getK8sPassword());
}

public void deployCluster(String mainClass, String args, Map<String, String> confMap)
throws IOException {
SparkConfig sparkConfig = executionContext.getSparkConfig();
sparkLauncher = new CustomSparkSubmitLauncher();
sparkLauncher
.setJavaHome(sparkConfig.getJavaHome())
.setSparkHome(sparkConfig.getSparkHome())
.setMaster(sparkConfig.getK8sMasterUrl())
.setDeployMode(sparkConfig.getDeployMode())
.setAppName(sparkConfig.getAppName())
.setVerbose(true);
this.driverPodName = generateDriverPodName(sparkConfig.getAppName());
this.namespace = sparkConfig.getK8sNamespace();
setConf(sparkLauncher, "spark.app.name", sparkConfig.getAppName());
setConf(sparkLauncher, "spark.kubernetes.namespace", this.namespace);
setConf(sparkLauncher, "spark.kubernetes.container.image", sparkConfig.getK8sImage());
setConf(sparkLauncher, "spark.kubernetes.driver.pod.name", this.driverPodName);
setConf(
sparkLauncher,
"spark.kubernetes.driver.request.cores",
sparkConfig.getK8sDriverRequestCores());
setConf(
sparkLauncher,
"spark.kubernetes.executor.request.cores",
sparkConfig.getK8sExecutorRequestCores());
setConf(
sparkLauncher,
"spark.kubernetes.container.image.pullPolicy",
sparkConfig.getK8sImagePullPolicy());
setConf(
sparkLauncher,
"spark.kubernetes.authenticate.driver.serviceAccountName",
sparkConfig.getK8sServiceAccount());
if (confMap != null) confMap.forEach((k, v) -> sparkLauncher.setConf(k, v));

addSparkArg(sparkLauncher, "--jars", sparkConfig.getJars());
addSparkArg(sparkLauncher, "--packages", sparkConfig.getPackages());
addSparkArg(sparkLauncher, "--exclude-packages", sparkConfig.getExcludePackages());
addSparkArg(sparkLauncher, "--repositories", sparkConfig.getRepositories());
addSparkArg(sparkLauncher, "--files", sparkConfig.getFiles());
addSparkArg(sparkLauncher, "--archives", sparkConfig.getArchives());
addSparkArg(sparkLauncher, "--driver-memory", sparkConfig.getDriverMemory());
addSparkArg(sparkLauncher, "--driver-java-options", sparkConfig.getDriverJavaOptions());
addSparkArg(sparkLauncher, "--driver-library-path", sparkConfig.getDriverLibraryPath());
addSparkArg(sparkLauncher, "--driver-class-path", sparkConfig.getDriverClassPath());
addSparkArg(sparkLauncher, "--executor-memory", sparkConfig.getExecutorMemory());
addSparkArg(sparkLauncher, "--proxy-user", sparkConfig.getProxyUser());
addSparkArg(sparkLauncher, "--driver-cores", sparkConfig.getDriverCores().toString());
addSparkArg(sparkLauncher, "--total-executor-cores", sparkConfig.getTotalExecutorCores());
addSparkArg(sparkLauncher, "--executor-cores", sparkConfig.getExecutorCores().toString());
addSparkArg(sparkLauncher, "--num-executors", sparkConfig.getNumExecutors().toString());
addSparkArg(sparkLauncher, "--principal", sparkConfig.getPrincipal());
addSparkArg(sparkLauncher, "--keytab", sparkConfig.getKeytab());
sparkLauncher.setAppResource(sparkConfig.getAppResource());
sparkLauncher.setMainClass(mainClass);
Arrays.stream(args.split("\\s+"))
.filter(StringUtils::isNotBlank)
.forEach(arg -> sparkLauncher.addAppArgs(arg));
sparkAppHandle =
sparkLauncher.startApplication(
new SparkAppHandle.Listener() {
@Override
public void stateChanged(SparkAppHandle sparkAppHandle) {}

@Override
public void infoChanged(SparkAppHandle sparkAppHandle) {}
});
sparkLauncher.setSparkAppHandle(sparkAppHandle);
}

private void addSparkArg(SparkLauncher sparkLauncher, String key, String value) {
if (StringUtils.isNotBlank(key) && StringUtils.isNotBlank(value)) {
sparkLauncher.addSparkArg(key, value);
}
}

private void setConf(SparkLauncher sparkLauncher, String key, String value) {
if (StringUtils.isNotBlank(key) && StringUtils.isNotBlank(value)) {
sparkLauncher.setConf(key, value);
}
}

public boolean initJobId() {
Pod sparkDriverPod = getSparkDriverPod();
if (null == sparkDriverPod) {
return false;
}
String sparkDriverPodPhase = sparkDriverPod.getStatus().getPhase();
String sparkApplicationId = sparkDriverPod.getMetadata().getLabels().get("spark-app-selector");

if (Strings.isNotBlank(sparkApplicationId)) {
this.applicationId = sparkApplicationId;
}
if (Strings.isNotBlank(sparkDriverPodPhase)) {
this.jobState = kubernetesPodStateConvertSparkState(sparkDriverPodPhase);
}

// When the job is not finished, the appId is monitored; otherwise, the status is
// monitored(当任务没结束时,监控appId,反之,则监控状态,这里主要防止任务过早结束,导致一直等待)
return null != getApplicationId() || (jobState != null && jobState.isFinal());
}

protected Pod getSparkDriverPod() {
return client.pods().inNamespace(namespace).withName(driverPodName).get();
}

public String getSparkDriverPodIP() {
Pod sparkDriverPod = getSparkDriverPod();
if (null != sparkDriverPod) {
String sparkDriverPodIP = sparkDriverPod.getStatus().getPodIP();
if (StringUtils.isNotBlank(sparkDriverPodIP)) {
return sparkDriverPodIP;
} else {
logger.info("spark driver pod IP is null, the application may be pending");
}
} else {
logger.info("spark driver pod is not exist");
}
return "";
}

@Override
public SparkAppHandle.State getJobState() {
Pod sparkDriverPod = getSparkDriverPod();
if (null != sparkDriverPod) {
String sparkDriverPodPhase = sparkDriverPod.getStatus().getPhase();
this.jobState = kubernetesPodStateConvertSparkState(sparkDriverPodPhase);
logger.info("Job {} state is {}.", getApplicationId(), this.jobState);
return this.jobState;
}
return null;
}

@Override
public void close() {
logger.info("Start to close job {}.", getApplicationId());
PodResource<Pod> sparkDriverPodResource =
client.pods().inNamespace(namespace).withName(driverPodName);
if (null != sparkDriverPodResource.get()) {
sparkDriverPodResource.delete();
}
client.close();
}

@Override
public boolean isDisposed() {
return this.jobState.isFinal();
}

public SparkAppHandle.State kubernetesPodStateConvertSparkState(String kubernetesState) {
if (StringUtils.isBlank(kubernetesState)) {
return SparkAppHandle.State.UNKNOWN;
}
switch (kubernetesState.toUpperCase()) {
case "PENDING":
return SparkAppHandle.State.CONNECTED;
case "RUNNING":
return SparkAppHandle.State.RUNNING;
case "SUCCEEDED":
return SparkAppHandle.State.FINISHED;
case "FAILED":
return SparkAppHandle.State.FAILED;
default:
return SparkAppHandle.State.UNKNOWN;
}
}

public String generateDriverPodName(String appName) {
return appName + "-" + UUID.randomUUID().toString().replace("-", "") + "-driver";
}
}
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