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/*
* 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.spark.deploy.worker.ui
import java.io.File
import javax.servlet.http.HttpServletRequest
import org.apache.spark.Logging
import org.apache.spark.deploy.worker.Worker
import org.apache.spark.ui.{SparkUI, WebUI}
import org.apache.spark.ui.JettyUtils._
import org.apache.spark.util.RpcUtils
/**
* Web UI server for the standalone worker.
*/
private[worker]
class WorkerWebUI(
val worker: Worker,
val workDir: File,
requestedPort: Int)
extends WebUI(worker.securityMgr, worker.securityMgr.getSSLOptions("standalone"),
requestedPort, worker.conf, name = "WorkerUI")
with Logging {
private[ui] val timeout = RpcUtils.askRpcTimeout(worker.conf)
initialize()
/** Initialize all components of the server. */
def initialize() {
val logPage = new LogPage(this)
attachPage(logPage)
attachPage(new WorkerPage(this))
attachHandler(createStaticHandler(WorkerWebUI.STATIC_RESOURCE_BASE, "/static"))
attachHandler(createServletHandler("/log",
(request: HttpServletRequest) => logPage.renderLog(request),
worker.securityMgr,
worker.conf))
}
}
private[worker] object WorkerWebUI {
val STATIC_RESOURCE_BASE = SparkUI.STATIC_RESOURCE_DIR
val DEFAULT_RETAINED_DRIVERS = 1000
val DEFAULT_RETAINED_EXECUTORS = 1000
}
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