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/*
* Copyright (c) 2020, 2021, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8255078
* @summary verify that datetime in MDTM and MLSD responses are properly parsed
* @library /test/lib
* @modules java.base/sun.net.ftp
* @build jdk.test.lib.Asserts
* @run main/othervm -Duser.timezone=UTC TestFtpTimeValue
* @run main/othervm -Duser.timezone=America/Los_Angeles TestFtpTimeValue
*/
import jdk.test.lib.Asserts;
import sun.net.ftp.FtpClient;
import java.io.*;
import java.net.*;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.TimeZone;
public class TestFtpTimeValue {
private enum TestCase {
AmTimeNoMilli(2019, 4, 20, 10, 57, 13, 0),
AmTimeWithMilli(2019, 4, 20, 10, 57, 13, 50),
PmTimeNoMilli(2019, 4, 20, 22, 57, 13, 0),
PmTimeWithMilli(2019, 4, 20, 22, 57, 13, 50),
;
public final Date expectedCreated;
public final Date expectedModified;
public final String create;
public final String modify;
TestCase(int year, int month, int day, int hrs, int min, int sec, int milliseconds) {
var calendar = GregorianCalendar.getInstance(TimeZone.getTimeZone("GMT"));
// month is 0-based in Calendar
calendar.set(year, month - 1, day, hrs, min, sec);
calendar.set(Calendar.MILLISECOND, milliseconds);
expectedCreated = calendar.getTime();
var s = String.format("%4d%02d%02d%02d%02d%02d", year, month, day, hrs, min, sec);
if (milliseconds != 0) {
s += "." + String.format("%03d", milliseconds);
}
create = s;
calendar.add(GregorianCalendar.SECOND, 1);
expectedModified = calendar.getTime();
s = String.format("%4d%02d%02d%02d%02d%02d", year, month, day, hrs, min, sec + 1);
if (milliseconds != 0) {
s += "." + String.format("%03d", milliseconds);
}
modify = s;
}
}
public static void main(String[] args) throws Exception {
System.out.println("user.timezone: " + System.getProperty("user.timezone"));
try (FtpServer server = new FtpServer();
FtpClient client = FtpClient.create()) {
(new Thread(server)).start();
int port = server.getPort();
var loopback = InetAddress.getLoopbackAddress();
client.connect(new InetSocketAddress(loopback, port));
client.enablePassiveMode(true);
for (var testCase : TestCase.values()) {
Asserts.assertEQ(testCase.expectedModified, client.getLastModified(testCase.name()),
"wrong modified date from MDTM for " + testCase);
}
for (var it = client.listFiles(null); it.hasNext(); ) {
var e = it.next();
Asserts.assertEQ(TestCase.valueOf(e.getName()).expectedCreated, e.getCreated(),
"wrong created date from MLSD for " + e.getName());
Asserts.assertEQ(TestCase.valueOf(e.getName()).expectedModified, e.getLastModified(),
"wrong modified date from MLSD for " + e.getName());
}
}
}
private static class FtpServer implements AutoCloseable, Runnable {
private final ServerSocket serverSocket;
private final ServerSocket pasv;
FtpServer() throws IOException {
var loopback = InetAddress.getLoopbackAddress();
serverSocket = new ServerSocket();
serverSocket.bind(new InetSocketAddress(loopback, 0));
pasv = new ServerSocket();
pasv.bind(new InetSocketAddress(loopback, 0));
}
public void handleClient(Socket client) throws IOException {
String str;
client.setSoTimeout(10000);
BufferedReader in = new BufferedReader(new InputStreamReader(client.getInputStream()));
PrintWriter out = new PrintWriter(client.getOutputStream(), true);
out.println("220 FTP serverSocket is ready.");
boolean done = false;
while (!done) {
try {
str = in.readLine();
} catch (SocketException e) {
done = true;
continue;
}
String cmd = str.substring(0, str.indexOf(" ") > 0 ? str.indexOf(" ") : str.length());
String args = (cmd.equals(str)) ? "" : str.substring(str.indexOf(" ") + 1);
System.err.println("C> " + str);
switch (cmd) {
case "QUIT":
out.println("221 Goodbye.");
System.err.println("S> 221");
done = true;
break;
case "MDTM": {
var testCase = TestCase.valueOf(args);
out.println("213 " + testCase.modify);
System.err.println("S> 213");
break;
}
case "MLSD":
try (var socket = pasv.accept();
var dout = new PrintWriter(socket.getOutputStream(), true)) {
out.println("150 MLSD start");
System.err.println("S> 150");
for (var testCase : TestCase.values()) {
dout.printf("modify=%s;create=%s; %s%n",
testCase.modify, testCase.create, testCase.name());
}
}
out.println("226 MLSD done.");
System.err.println("S> 226");
break;
case "EPSV":
if ("all".equalsIgnoreCase(args)) {
out.println("200 EPSV ALL command successful.");
System.err.println("S> 200");
continue;
}
out.println("229 Entering Extended Passive Mode (|||" + pasv.getLocalPort() + "|)");
System.err.println("S> 229");
break;
default:
System.err.println("S> 500");
out.println("500 unsupported command: " + str);
}
}
}
public int getPort() {
return serverSocket.getLocalPort();
}
public void close() throws IOException {
serverSocket.close();
pasv.close();
}
@Override
public void run() {
try (Socket client = serverSocket.accept()) {
handleClient(client);
} catch (Throwable t) {
t.printStackTrace();
throw new RuntimeException("Problem in test execution", t);
}
}
}
}
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