LiuMangMang/ssh-manager
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feat: 新增终端顶部实时服务器监控面板

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liumangmang
2026-03-30 16:54:56 +08:00
parent ba1acdc2dd
commit 832d55c722
3 changed files with 370 additions and 57 deletions
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63
backend/src/main/java/com/sshmanager/service/SshService.java
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@@ -1,22 +1,25 @@
package com.sshmanager.service;
import com.jcraft.jsch.ChannelShell;
import com.jcraft.jsch.JSch;
import com.jcraft.jsch.Session;
import com.sshmanager.entity.Connection;
import org.springframework.stereotype.Service;
import com.jcraft.jsch.ChannelExec;
import com.jcraft.jsch.ChannelShell;
import com.jcraft.jsch.JSch;
import com.jcraft.jsch.Session;
import com.sshmanager.entity.Connection;
import org.springframework.stereotype.Service;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PipedInputStream;
import java.io.PipedOutputStream;
import java.io.PipedOutputStream;
@Service
public class SshService {
public SshSession createShellSession(Connection conn, String password, String privateKey, String passphrase)
throws Exception {
public SshSession createShellSession(Connection conn, String password, String privateKey, String passphrase)
throws Exception {
JSch jsch = new JSch();
if (conn.getAuthType() == Connection.AuthType.PRIVATE_KEY && privateKey != null && !privateKey.isEmpty()) {
@@ -65,7 +68,49 @@ public class SshService {
}
}).start();
return new SshSession(session, channel, channelOut, pipeToChannel);
return new SshSession(session, channel, channelOut, pipeToChannel);
}
// 执行单次命令并返回输出
public String executeCommand(Connection conn, String password, String privateKey, String passphrase, String command) throws Exception {
JSch jsch = new JSch();
if (conn.getAuthType() == Connection.AuthType.PRIVATE_KEY && privateKey != null && !privateKey.isEmpty()) {
byte[] keyBytes = privateKey.getBytes(StandardCharsets.UTF_8);
byte[] passphraseBytes = (passphrase != null && !passphrase.isEmpty())
? passphrase.getBytes(StandardCharsets.UTF_8) : null;
jsch.addIdentity("key", keyBytes, null, passphraseBytes);
}
Session session = jsch.getSession(conn.getUsername(), conn.getHost(), conn.getPort());
session.setConfig("StrictHostKeyChecking", "no");
session.setConfig("kex", "diffie-hellman-group-exchange-sha256,diffie-hellman-group14-sha256,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1");
session.setConfig("PreferredAuthentications", conn.getAuthType() == Connection.AuthType.PASSWORD ? "password" : "publickey");
if (conn.getAuthType() == Connection.AuthType.PASSWORD) {
session.setPassword(password);
}
session.connect(8000);
ChannelExec channel = (ChannelExec) session.openChannel("exec");
channel.setCommand(command);
channel.setErrStream(System.err);
InputStream in = channel.getInputStream();
channel.connect(3000);
BufferedReader reader = new BufferedReader(new InputStreamReader(in, StandardCharsets.UTF_8));
StringBuilder result = new StringBuilder();
String line;
while ((line = reader.readLine()) != null) {
result.append(line).append("\n");
}
channel.disconnect();
session.disconnect();
return result.toString().trim();
}
public static class SshSession {