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linux命令返回值汉字 linux命令返回码256( 二 )

IT技术命令


import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.Charset;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import ch.ethz.ssh2.ChannelCondition;
import ch.ethz.ssh2.Connection;
import ch.ethz.ssh2.Session;
import ch.ethz.ssh2.StreamGobbler;
public class RmtShellExecutor {
private static final Logger LOG = LoggerFactory.getLogger(RmtShellExecutor.class);
private Connection conn;
private String ip;
private String usr;
private String psword;
private String charset = Charset.defaultCharset().toString();
private static final int TIME_OUT = 1000 * 5 * 60;
public RmtShellExecutor(String ip, String usr, String ps) {
this.ip = ip;
this.usr = usr;
this.psword = ps;
}
private boolean login() throws IOException {
conn = new Connection(ip);
conn.connect();
return conn.authenticateWithPassword(usr, psword);
}
public String exec(String cmds) throws IOException {
InputStream stdOut = null;
InputStream stdErr = null;
String outStr = "";
String outErr = "";
int ret = -1;
try {
if (login()) {
Session session = conn.openSession();
【linux命令返回值汉字 linux命令返回码256】session.execCommand(cmds);
stdOut = new StreamGobbler(session.getStdout());
outStr = processStream(stdOut, charset);
LOG.info("caijl:[INFO] outStr=" + outStr);
stdErr = new StreamGobbler(session.getStderr());
outErr = processStream(stdErr, charset);
LOG.info("caijl:[INFO] outErr=" + outErr);
session.waitForCondition(ChannelCondition.EXIT_STATUS, TIME_OUT);
ret = session.getExitStatus();
} else {
LOG.error("caijl:[INFO] ssh2 login failure:" + ip);
throw new IOException("SSH2_ERR");
}
} finally {
if (conn != null) {
conn.close();
}
if (stdOut != null)
stdOut.close();
if (stdErr != null)
stdErr.close();
}
return outStr;
}
private String processStream(InputStream in, String charset) throws IOException {
byte[] buf = new byte[1024];
StringBuilder sb = new StringBuilder();
while (in.read(buf) != -1) {
sb.append(new String(buf, charset));
}
return sb.toString();
}
public static void main(String[] args) {
String usr = "root";
String password = "12345";
String serverIP = "11.22.33.xx";
String shPath = "/root/ab.sh";
RmtShellExecutor exe = new RmtShellExecutor(serverIP, usr, password);
String outInf;
try {
outInf = exe.exec("sh " + shPath + " xn");
System.out.println("outInf= " + outInf);
} catch (IOException e) {
e.printStackTrace();
}
}
}
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