1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
/*
* 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.ui.jobs
import javax.servlet.http.HttpServletRequest
import org.eclipse.jetty.servlet.ServletContextHandler
import org.apache.spark.SparkConf
import org.apache.spark.scheduler.SchedulingMode
import org.apache.spark.ui.JettyUtils._
import org.apache.spark.ui.SparkUI
import org.apache.spark.util.Utils
/** Web UI showing progress status of all jobs in the given SparkContext. */
private[ui] class JobProgressUI(parent: SparkUI) {
val appName = parent.appName
val basePath = parent.basePath
val live = parent.live
val sc = parent.sc
lazy val listener = _listener.get
lazy val isFairScheduler = listener.schedulingMode.exists(_ == SchedulingMode.FAIR)
private val indexPage = new IndexPage(this)
private val stagePage = new StagePage(this)
private val poolPage = new PoolPage(this)
private var _listener: Option[JobProgressListener] = None
def start() {
val conf = if (live) sc.conf else new SparkConf
_listener = Some(new JobProgressListener(conf))
}
def formatDuration(ms: Long) = Utils.msDurationToString(ms)
def getHandlers = Seq[ServletContextHandler](
createServletHandler("/stages/stage",
(request: HttpServletRequest) => stagePage.render(request), parent.securityManager, basePath),
createServletHandler("/stages/pool",
(request: HttpServletRequest) => poolPage.render(request), parent.securityManager, basePath),
createServletHandler("/stages",
(request: HttpServletRequest) => indexPage.render(request), parent.securityManager, basePath)
)
}
|