public String sendCommand(Session session, String Command) {
StringBuilder result = new StringBuilder();
try {
Channel channel = session.openChannel("exec");
((ChannelExec) channel).setCommand(Command);
InputStream in = channel.getInputStream();
channel.connect();
byte[] tmp = new byte[1024];
boolean allow = true;
while (allow) {
while (in.available() > 0) {
int i = in.read(tmp, 0, 1024);
if (i < 0) break;
result.append(new String(tmp, 0, i));
}
if (channel.isClosed()) {
if (in.available() > 0) continue;
System.out.println("exit-status: " + channel.getExitStatus());
break;
}
}
channel.disconnect();
return result.toString();
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
private static void runCommandOnHost(String host, String user, String password, String command) {
try {
JSch jsch = new JSch();
Session session = jsch.getSession(user, host, 22);
java.util.Properties config = new java.util.Properties();
config.put("StrictHostKeyChecking", "no");
session.setConfig(config);
session.setPassword(password);
session.connect();
Channel channel = session.openChannel("exec");
((ChannelExec) channel).setCommand(command);
channel.setInputStream(null);
((ChannelExec) channel).setErrStream(System.err);
InputStream in = channel.getInputStream();
channel.connect();
byte[] tmp = new byte[1024];
while (true) {
while (in.available() > 0) {
int i = in.read(tmp, 0, 1024);
if (i < 0) break;
}
if (channel.isClosed()) {
if (in.available() > 0) continue;
// System.out.println("exit-status: "+channel.getExitStatus());
break;
}
try {
Thread.sleep(1000);
} catch (Exception ee) {
}
}
channel.disconnect();
session.disconnect();
} catch (Exception e) {
System.out.println(e);
}
}
/**
* This method validates the executed command
*
* @param channel SSH channel
* @param in input stream
* @return Error message if any
* <p>If any error occurred
*/
private static String validateCommandExecution(Channel channel, InputStream in)
throws IOException, InterruptedException {
StringBuilder sb = new StringBuilder();
byte[] tmp = new byte[Constants.ONE_ZERO_TWO_FOUR];
while (true) {
while (in.available() > 0) {
int i = in.read(tmp, 0, Constants.ONE_ZERO_TWO_FOUR);
if (i < 0) {
break;
}
sb.append(new String(tmp, 0, i));
}
if (channel.isClosed()) {
break;
}
Thread.sleep(Constants.THOUSAND);
}
return sb.toString();
}
String readStream(InputStream in, Channel channel) throws IOException, InterruptedException {
StringBuilder res = new StringBuilder();
byte[] tmp = new byte[1024];
while (true) {
while (in.available() > 0) {
int i = in.read(tmp, 0, 1024);
if (i < 0) {
break;
}
res.append(new String(tmp, 0, i));
}
if (channel.isClosed()) {
if (in.available() > 0) {
continue;
}
break;
}
Thread.sleep(1000);
}
return res.toString();
}
public String Conecta(String host, String command)
throws JSchException, IOException, InterruptedException {
ConstantesUsers constantes = new ConstantesUsers();
JSch jsch = new JSch();
java.util.Properties config = new java.util.Properties();
config.put("StrictHostKeyChecking", "no");
Session session = jsch.getSession(constantes.getUser(), host, constantes.getPort());
session.setPassword(constantes.getPassword());
session.setConfig(config);
String saida = null;
if (!session.isConnected()) {
session.connect();
// System.out.println("Conectado");
Channel channel = session.openChannel("exec");
((ChannelExec) channel).setCommand(command);
InputStream in = channel.getInputStream();
channel.connect();
byte[] tmp = new byte[1024];
while (true) {
while (in.available() > 0) {
int i = in.read(tmp, 0, 1024);
if (i < 0) break;
// System.out.print(new String(tmp, 0, i));
saida = new String(tmp, 0, i);
}
if (channel.isClosed()) {
channel.disconnect();
break;
}
}
channel.disconnect();
session.disconnect();
} else {
System.out.println("Conexao já estabelecida");
}
return saida;
}
public String runCommand(String params) {
try {
StringBuilder sb = new StringBuilder();
Channel channel = ConnectionManager.getSession().openChannel("exec");
channel.setInputStream(null);
channel.setOutputStream(System.out);
((ChannelExec) channel).setCommand(params);
((ChannelExec) channel).setPty(false);
channel.connect();
InputStream in = channel.getInputStream();
// byte[] tmp = new byte[1024];
while (true) {
InputStreamReader is = new InputStreamReader(in);
BufferedReader br = new BufferedReader(is);
String read = br.readLine();
while (read != null) {
System.out.println(read);
sb.append(read);
read = br.readLine();
}
if (channel.isClosed()) {
System.out.println(sb.toString());
System.out.println("exit-status:" + channel.getExitStatus());
break;
}
try {
Thread.sleep(1000);
} catch (Exception ee) {
}
}
channel.disconnect();
return sb.toString();
} catch (Exception e) {
e.printStackTrace();
return "empty";
}
}
public boolean exec(String command) {
execResponse = "";
if (!prepareChannel()) {
sessionCleanup();
return false;
}
// channel.setXForwarding(true);
// channel.setInputStream(System.in);
// channel.setOutputStream(System.out);
// FileOutputStream fos=new FileOutputStream("/tmp/stderr");
// ((ChannelExec)channel).setErrStream(fos);
// ((ChannelExec) channel).setErrStream(System.err);
if (!getStreams()) {
sessionCleanup();
return false;
}
if (command.equalsIgnoreCase(ADJUST_DATE)) {
command = getAdjustDateCommand();
}
setCommand(command);
if (!connectChannel()) {
channelCleanup();
sessionCleanup();
return false;
}
NeptusLog.pub().info("Date to set in vehicle '" + vehicleId + "': " + command);
try {
byte[] tmp = new byte[1024];
while (true) {
while (in.available() > 0) {
int i = in.read(tmp, 0, 1024);
if (i < 0) break;
String tmpStr = new String(tmp, 0, i);
execResponse += "\n" + tmpStr;
System.out.print(tmpStr);
}
if (channel.isClosed()) {
NeptusLog.pub().info("<###>exit-status: " + channel.getExitStatus());
exitStatus = channel.getExitStatus();
break;
}
try {
Thread.sleep(1000);
} catch (Exception ee) {
NeptusLog.pub().error(ee.getStackTrace());
}
}
} catch (IOException e) {
NeptusLog.pub().error(this + " :: Error reading from InputStream.", e);
execResponse += "\n :: Error reading from InputStream. " + e.getMessage();
channel.disconnect();
session.disconnect();
return false;
}
exitStatus = channel.getExitStatus();
channel.disconnect();
session.disconnect();
return (exitStatus == 0) ? true : false;
}
public String send(String command) throws IOException {
if (isClosed()) {
connect(this.host, this.port, this.username, this.password);
}
// System.out.println("begin to send cmd = " + command);
Channel channel = null;
try {
channel = session.openChannel("shell");
} catch (JSchException e) {
e.printStackTrace();
}
if (channel == null) {
System.out.println("can not open channel shell");
return null;
}
StringBuilder sb = new StringBuilder();
String result = "";
String request = new String("echo " + identity + "\n" + command + "\n" + "\nexit\n");
ChannelShell shell = (ChannelShell) channel;
shell.setPtyType("vt320", 512, 100, 1024, 768);
try {
InputStream input = new ByteArrayInputStream(request.getBytes());
channel.setInputStream(input);
input = new ByteArrayInputStream(request.getBytes());
channel.setInputStream(input);
InputStream in = channel.getInputStream();
// channel.setOutputStream(out);
// channel.setExtOutputStream(System.err);
channel.connect();
byte[] tmp = new byte[1024];
while (true) {
// System.out.println("waiting for input ...");
// avai = in.available();
// System.out.println("available = "+avai );
while ((in.available()) > 0) {
// System.out.println("begin to read");
int i = in.read(tmp, 0, 1024);
// System.out.println("i" + " = "+ i);
if (i < 0) break;
sb.append(new String(tmp, 0, i));
// System.out.println("sb = " + sb.toString());
// avai = 0;
}
if (channel.isClosed()) {
// System.out.println("exit-status: " +
// channel.getExitStatus());
break;
}
try {
Thread.sleep(200);
} catch (Exception ee) {
}
}
String executeResult = sb.toString();
executeResult = executeResult.replaceAll("\r\n", "\n");
if (executeResult.length() > 0) {
// if(command.indexOf("entstat")>=0)
// SysLogger.info(executeResult);
String[] results = executeResult.split("\n");
sb.setLength(0);
boolean needAppend = false;
// if(command.indexOf("entstat")>=0){
// for(int i = 0 ; i < results.length - 1 ; i++)
// {
// String line = results[i];
// SysLogger.info(line);
// }
// }
for (int i = 0; i < results.length - 1; i++) {
String line = results[i];
// if(command.indexOf("entstat")>=0)
// SysLogger.info(line);
if (needAppend) {
// if(command.indexOf("entstat")>=0)
// SysLogger.info("&&&&&&&&&& "+i+" ====
// "+(results.length - 2));
if (line.contains(" exit") && i >= results.length - 2) {
// SysLogger.info(line);
needAppend = false;
break;
}
// if(command.indexOf("entstat")>=0)
// SysLogger.info(line);
sb.append(line);
sb.append("\n");
} else {
// if(command.indexOf("entstat")>=0)
// SysLogger.info(line);
if (line.equals(identity)
|| line.equals("$" + identity)
|| line.equals("#" + identity)) {
// if(command.indexOf("entstat")>=0)
// SysLogger.info(results[i+1]);
if (results[i + 1].indexOf("Hardware Address:") >= 0
|| results[i + 1].indexOf("load average:") >= 0
|| results[i + 1].indexOf("$hdisk") >= 0
|| results[i + 1].indexOf("BEIST") >= 0
|| command.equalsIgnoreCase("lsuser ALL")
|| results[i + 1].indexOf("$AIX") >= 0
|| command.equalsIgnoreCase("cat /etc/group")) {
needAppend = true;
} else {
i++;
needAppend = true;
}
}
}
}
if (sb.length() > 1) {
sb.setLength(sb.length() - 1);
}
result = sb.toString();
// SysLogger.info("cmd = " + command + " , result = " + result);
return result;
}
} catch (JSchException e) {
e.printStackTrace();
} finally {
channel.disconnect();
}
// System.out.println("cmd = " + command + " result = " + result);
// log("cmd = " + command + " , result = " + result);
return "";
}
