org.apache.storm.daemon.logviewer.utils

Class LogFileDownloader

java.lang.Object

org.apache.storm.daemon.logviewer.utils.LogFileDownloader

public class LogFileDownloader
extends Object

Constructor Summary

Constructors

Constructor and Description
LogFileDownloader(String logRoot, String daemonLogRoot, ResourceAuthorizer resourceAuthorizer, StormMetricsRegistry metricsRegistry) Constructor.

Method Summary

Modifier and Type	Method and Description
javax.ws.rs.core.Response	downloadFile(String host, String fileName, String user, boolean isDaemon) Checks authorization for the log file and download.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LogFileDownloader

public LogFileDownloader(String logRoot,
                         String daemonLogRoot,
                         ResourceAuthorizer resourceAuthorizer,
                         StormMetricsRegistry metricsRegistry)

Constructor.

Parameters:

logRoot - root worker log directory

daemonLogRoot - root daemon log directory

resourceAuthorizer - ResourceAuthorizer

metricsRegistry - The logviewer metrics registry

Method Detail

downloadFile

public javax.ws.rs.core.Response downloadFile(String host,
                                              String fileName,
                                              String user,
                                              boolean isDaemon)
                                       throws IOException

Checks authorization for the log file and download.

Parameters:

host - host address

fileName - file to download

user - username

isDaemon - true if the file is a daemon log, false if the file is an worker log

Returns:

a Response which lets browsers download that file.

Throws:

IOException