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com.sshtools.client.SshReporter Maven / Gradle / Ivy
package com.sshtools.client;
/*-
* #%L
* Client API
* %%
* Copyright (C) 2002 - 2024 JADAPTIVE Limited
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* .
* #L%
*/
import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Random;
import com.sshtools.client.sftp.SftpClient.SftpClientBuilder;
import com.sshtools.client.sftp.TransferCancelledException;
import com.sshtools.common.permissions.PermissionDeniedException;
import com.sshtools.common.sftp.SftpStatusException;
import com.sshtools.common.ssh.ChannelOpenException;
import com.sshtools.common.ssh.SshConnection;
import com.sshtools.common.ssh.SshException;
import com.sshtools.common.util.IOUtils;
public class SshReporter {
public static void main(String[] args) throws SshException, IOException, SftpStatusException, ChannelOpenException, TransferCancelledException, PermissionDeniedException {
String hostname;
int port = 22;
String username;
String password;
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
if(args.length >= 4) {
hostname = args[0];
port = Integer.parseInt(args[1]);
username = args[2];
password = args[3];
} else {
System.out.print("Hostname: ");
hostname = reader.readLine();
int idx = hostname.indexOf(":");
if(idx > -1) {
hostname = hostname.substring(0, idx);
port = Integer.parseInt(hostname.substring(idx+1));
}
System.out.print("Username: ");
username = reader.readLine();
System.out.print("Password: ");
password = reader.readLine();
}
SshConnection cfg = SshCompatibilityUtils.getRemoteConfiguration(hostname, port);
System.out.println(String.format("%s on port %d identifies as %s", hostname, port, cfg.getRemoteIdentification()));
System.out.println("Key exchanges");
for(String obj : cfg.getRemoteKeyExchanges()) {
System.out.println(String.format(" %s", obj));
}
System.out.println("Host keys");
for(String obj : cfg.getRemotePublicKeys()) {
System.out.println(String.format(" %s", obj));
}
System.out.println("Ciphers");
for(String obj : cfg.getRemoteCiphersCS()) {
System.out.println(String.format(" %s", obj));
}
System.out.println("Macs");
for(String obj : cfg.getRemoteMacsCS()) {
System.out.println(String.format(" %s", obj));
}
System.out.println("Compression");
for(String obj : cfg.getRemoteCompressionsCS()) {
System.out.println(String.format(" %s", obj));
}
reportNegotiated("Default", cfg);
String size = "250MB";
generateLargeFile("file.dat", size);
probeSFTP(SshCompatibilityUtils.getRemoteClient(hostname, port, username, password, true));
reportSFTP("SFTP with TCP No Delay 32k blocksize with 16 max requests", "file.dat",size, 32768, 16, SshCompatibilityUtils.getRemoteClient(hostname, port, username, password, true));
reportSFTP("SFTP without TCP No Delay 32k blocksize with 16 max requests", "file.dat", size, 32768, 16, SshCompatibilityUtils.getRemoteClient(hostname, port, username, password, false));
reportSFTP("SFTP with TCP No Delay 16k blocksize with 16 max requests", "file.dat",size, 16384, 16, SshCompatibilityUtils.getRemoteClient(hostname, port, username, password, true));
reportSFTP("SFTP without TCP No Delay 16k blocksize with 16 max requests", "file.dat", size, 16384, 16, SshCompatibilityUtils.getRemoteClient(hostname, port, username, password, false));
reportSFTP("SFTP with TCP No Delay 8k blocksize with 16 max requests", "file.dat",size, 8192, 16, SshCompatibilityUtils.getRemoteClient(hostname, port, username, password, true));
reportSFTP("SFTP without TCP No Delay 8k blocksize with 16 max requests", "file.dat", size, 8192, 16, SshCompatibilityUtils.getRemoteClient(hostname, port, username, password, false));
// reportSCP("SCP with TCP No Delay", "file.dat", size, SshCompatibilityUtils.getRemoteClient(hostname, port, username, password, true));
// reportSCP("SCP with without TCP No Delay", "file.dat", size, SshCompatibilityUtils.getRemoteClient(hostname, port, username, password, false));
System.exit(0);
}
private static void probeSFTP(SshClient ssh) throws SftpStatusException, SshException, ChannelOpenException, PermissionDeniedException, IOException {
try(var sftp = SftpClientBuilder.create().withClient(ssh).build()) {
System.out.println("##### SFTP Configuration");
System.out.println("Local window: " + sftp.getSubsystemChannel().getMaximumLocalWindowSize());
System.out.println("Local packet: " + sftp.getSubsystemChannel().getMaximumLocalPacketLength());
System.out.println("Remote window: " + sftp.getSubsystemChannel().getMaximumRemoteWindowSize());
System.out.println("Remote packet: " + sftp.getSubsystemChannel().getMaximumRemotePacketLength());
System.out.println("#####");
}
ssh.disconnect();
}
// private static void reportSCP(String testName, String filename, String size, SshClient ssh) throws SftpStatusException, SshException, ChannelOpenException, FileNotFoundException, TransferCancelledException {
//
// System.out.println("##### " + testName);
//
// ScpClient scp = new ScpClient(ssh);
//
// File local = new File(System.getProperty("user.dir"), filename);
//
// System.out.println("Uploading " + size + " File");
// long started = System.currentTimeMillis();
// scp.put(local.getAbsolutePath(), filename, false);
// long ended = System.currentTimeMillis();
// System.out.println("Upload took " + ((double)(ended-started)/ 1000) + " seconds");
//
// System.out.println("Downloading " + size + " File");
// started = System.currentTimeMillis();
// scp.get(local.getAbsolutePath(), filename, false);
// ended = System.currentTimeMillis();
// System.out.println("Download took " + ((double)(ended-started)/ 1000) + " seconds");
//
// ssh.disconnect();
//
// System.out.println("#####");
// }
private static void reportSFTP(String testName, String filename, String size, int blocksize, int maxRequests, SshClient ssh) throws SftpStatusException, SshException, ChannelOpenException, TransferCancelledException, PermissionDeniedException, IOException {
System.out.println("##### " + testName);
try(var sftp = SftpClientBuilder.create().
withClient(ssh).
withBlockSize(blocksize).
withLocalPath(System.getProperty("user.dir")).
build()) {
System.out.println("Block size: " + blocksize);
System.out.println("Max Requests: " + maxRequests);
System.out.println("Uploading " + size + " File");
long started = System.currentTimeMillis();
sftp.put(filename);
long ended = System.currentTimeMillis();
System.out.println("Upload took " + ((double)(ended-started)/ 1000) + " seconds");
System.out.println("Optimized Block: " + System.getProperty("maverick.write.optimizedBlock"));
System.out.println("Round Trip: " + System.getProperty("maverick.write.blockRoundtrip"));
System.out.println("Downloading " + size + " File");
started = System.currentTimeMillis();
sftp.get(filename);
ended = System.currentTimeMillis();
System.out.println("Download took " + ((double)(ended-started)/ 1000) + " seconds");
}
ssh.disconnect();
System.out.println("Optimized Block: " + System.getProperty("maverick.read.optimizedBlock"));
System.out.println("Final Block: " + System.getProperty("maverick.read.finalBlock"));
System.out.println("Round Trip: " + System.getProperty("maverick.read.blockRoundtrip"));
System.out.println("#####");
}
private static void generateLargeFile(String name, String size) throws IOException {
System.out.println("Generating " + size + " file");
File f = new File(name);
byte[] tmp = new byte[32768];
new Random().nextBytes(tmp);
long s = IOUtils.fromByteSize(size);
try(FileOutputStream out = new FileOutputStream(f)) {
for(int i=0;i
