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| import com.jcraft.jsch.*;
import lombok.Data;
import lombok.extern.slf4j.Slf4j;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;
import java.util.Properties;
/**
* sftp配置
*
* @author zhujx
* @date 2021/03/02 18:22
*/
@Slf4j
@Data
@Component
@ConfigurationProperties(prefix = "sftp.server")
public class SftpConfig {
/**
* host
*/
private String host;
/**
* 端口
*/
private Integer port;
/**
* 账号
*/
private String username;
/**
* 密码
*/
private String password;
/**
* 根目录
*/
private String rootPath;
private ChannelSftp channel;
private Session session;
private void connectServer() throws JSchException {
// 创建JSch对象
JSch jsch = new JSch();
// 根据用户名，主机ip，端口获取一个Session对象
session = jsch.getSession(username, host, port);
session.setPassword(password);
Properties configTemp = new Properties();
configTemp.put("StrictHostKeyChecking", "no");
// 为Session对象设置properties
session.setConfig(configTemp);
// 设置timeout时间
session.setTimeout(60000);
session.connect();
// 通过Session建立链接
// 打开SFTP通道
channel = (ChannelSftp) session.openChannel("sftp");
// 建立SFTP通道的连接
channel.connect();
}
/**
* 断开SFTP Channel、Session连接
*/
private void closeChannel() {
try {
if (channel != null) {
channel.disconnect();
}
if (session != null) {
session.disconnect();
}
} catch (Exception e) {
log.info("sftp close error", e);
}
}
/**
* 上传文件
*
* @param localPath 本地文件
* @param remotePath 远程文件
*/
public void upload(String localPath, String remotePath) {
log.info("localPath {}", localPath);
log.info("remotePath {}", remotePath);
try {
connectServer();
channel.put(localPath, remotePath, ChannelSftp.OVERWRITE);
channel.quit();
} catch (SftpException e) {
log.info("sftp upload error", e);
} catch (JSchException e) {
log.info("sftp open error", e);
} finally {
closeChannel();
}
}
/**
* 下载文件
*
* @param remotePath 远程文件
* @param localPath 本地文件
*/
public void download(String remotePath, String localPath) throws Exception {
log.info("remotePath {}", remotePath);
log.info("localPath {}", localPath);
try {
connectServer();
channel.get(remotePath, localPath);
channel.quit();
} finally {
closeChannel();
}
}
|
