spark-instrumented-optimizer/core/src/main/scala/spark/HttpFileServer.scala

63 lines
1.8 KiB
Scala

/*
* 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 spark
import java.io.{File}
import com.google.common.io.Files
private[spark] class HttpFileServer extends Logging {
var baseDir : File = null
var fileDir : File = null
var jarDir : File = null
var httpServer : HttpServer = null
var serverUri : String = null
def initialize() {
baseDir = Utils.createTempDir()
fileDir = new File(baseDir, "files")
jarDir = new File(baseDir, "jars")
fileDir.mkdir()
jarDir.mkdir()
logInfo("HTTP File server directory is " + baseDir)
httpServer = new HttpServer(baseDir)
httpServer.start()
serverUri = httpServer.uri
}
def stop() {
httpServer.stop()
}
def addFile(file: File) : String = {
addFileToDir(file, fileDir)
return serverUri + "/files/" + file.getName
}
def addJar(file: File) : String = {
addFileToDir(file, jarDir)
return serverUri + "/jars/" + file.getName
}
def addFileToDir(file: File, dir: File) : String = {
Files.copy(file, new File(dir, file.getName))
return dir + "/" + file.getName
}
}