我的公司已禁用 SSH,但允许使用 SFTP。
例如,“sftp”命令可以工作,但“ssh”不能。
他们可能在“/etc/ssh/sshd_config”中配置了类似的东西:
Match Group sftp-only
ForceCommand internal-sftp
ChrootDirectory /pub/sftp
PermitTunnel no
AllowAgentForwarding no
AllowTcpForwarding no
X11Forwarding no
是否有无需打开 SSH 连接即可工作的 Java SFTP 客户端?
我正在使用 sshj,典型的模式不起作用:
import net.schmizz.sshj.*;
...
void connect() {
SSHClient sshClient;
SFTPClient sftpClient;
sshClient = new SSHClient();
sshClient.connect(hostname, port); // Port = 2233
sshClient.authPublickey(username, privatekey);
sftpClient = sshClient.newSFTPClient();
}
上面的代码在“sshClient.connect()”处抛出异常:
Exception in thread "main" java.net.ConnectException: Connection refused (Connection refused)
at java.net.PlainSocketImpl.socketConnect(Native Method)
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)
at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:589)
at net.schmizz.sshj.SocketClient.connect(SocketClient.java:126)