Example usage for java.lang Process getInputStream

Introduction

In this page you can find the example usage for java.lang Process getInputStream.

Prototype

public abstract InputStream getInputStream();

Source Link

Document

Returns the input stream connected to the normal output of the process.

Usage

From source file:io.hops.hopsworks.common.security.PKIUtils.java

public static void revokeCert(Settings settings, String certFile, boolean intermediate)
        throws IOException, InterruptedException {
    logger.info("Revoking certificate...");
    List<String> cmds = new ArrayList<>();
    cmds.add("openssl");
    cmds.add("ca");
    cmds.add("-batch");
    cmds.add("-config");
    if (intermediate) {
        cmds.add(settings.getIntermediateCaDir() + "/openssl-intermediate.cnf");
    } else {/*from   w  w w . ja v a  2 s.  co m*/
        cmds.add(settings.getCaDir() + "/openssl-ca.cnf");
    }
    cmds.add("-passin");
    cmds.add("pass:" + settings.getHopsworksMasterPasswordSsl());
    cmds.add("-revoke");
    cmds.add(certFile);

    StringBuilder sb = new StringBuilder("/usr/bin/");
    for (String s : cmds) {
        sb.append(s).append(" ");
    }
    logger.info(sb.toString());

    Process process = new ProcessBuilder(cmds).directory(new File("/usr/bin/")).redirectErrorStream(true)
            .start();
    BufferedReader br = new BufferedReader(
            new InputStreamReader(process.getInputStream(), Charset.forName("UTF8")));
    String line;
    while ((line = br.readLine()) != null) {
        logger.info(line);
    }
    process.waitFor();
    int exitValue = process.exitValue();
    if (exitValue != 0) {
        throw new RuntimeException("Failed to revoke certificate. Exit value: " + exitValue);
    }
    logger.info("Revoked certificate.");
    //update the crl
    createCRL(settings, intermediate);
}

---

From source file:io.hops.hopsworks.common.security.PKIUtils.java

public static String verifyCertificate(Settings settings, String cert, boolean intermediate)
        throws IOException, InterruptedException {
    File certFile = File.createTempFile(System.getProperty("java.io.tmpdir"), ".pem");
    FileUtils.writeStringToFile(certFile, cert);
    String certDir = intermediate ? settings.getIntermediateCaDir() : settings.getCaDir();
    String crlFile = intermediate ? certDir + "/crl/intermediate.crl.pem" : certDir + "/crl/ca.crl.pem";
    String pubCert = intermediate ? "/intermediate/certs/intermediate.cert.pem " : "/certs/ca.cert.pem ";
    //update the crl
    createCRL(settings, intermediate);//from  www. j  av a 2s  .c o m
    logger.info("Checking certificate...");
    List<String> cmds = new ArrayList<>();
    cmds.add("openssl");
    cmds.add("verify");
    cmds.add("-crl_check");
    cmds.add("-CAfile");
    cmds.add("<(cat " + certDir + pubCert + crlFile + ")");
    cmds.add(certFile.getAbsolutePath());
    StringBuilder sb = new StringBuilder("/usr/bin/");
    for (String s : cmds) {
        sb.append(s).append(" ");
    }
    logger.info(sb.toString());

    Process process = new ProcessBuilder(cmds).directory(new File("/usr/bin/")).redirectErrorStream(true)
            .start();
    BufferedReader br = new BufferedReader(
            new InputStreamReader(process.getInputStream(), Charset.forName("UTF8")));
    String line;
    StringBuilder lines = new StringBuilder("");
    while ((line = br.readLine()) != null) {
        logger.info(line);
        lines.append(line);
    }
    process.waitFor();
    int exitValue = process.exitValue();
    if (exitValue != 0) {
        throw new RuntimeException("Failed cert check. Exit value: " + exitValue);
    }
    logger.info("Done cert check.");
    return lines.toString();
}

---

From source file:io.hops.hopsworks.common.security.PKIUtils.java

public static String createCRL(Settings settings, boolean intermediate)
        throws IOException, InterruptedException {
    logger.info("Creating crl...");
    String generatedCrlFile;//from w w w  .ja v a  2s  .  c  o  m
    List<String> cmds = new ArrayList<>();
    cmds.add("openssl");
    cmds.add("ca");
    cmds.add("-batch");
    cmds.add("-config");
    if (intermediate) {
        cmds.add(settings.getIntermediateCaDir() + "/openssl-intermediate.cnf");
        generatedCrlFile = settings.getIntermediateCaDir() + "/crl/intermediate.crl.pem";
    } else {
        cmds.add(settings.getCaDir() + "/openssl-ca.cnf");
        generatedCrlFile = settings.getCaDir() + "/crl/ca.crl.pem";
    }
    cmds.add("-passin");
    cmds.add("pass:" + settings.getHopsworksMasterPasswordSsl());
    cmds.add("-gencrl");
    cmds.add("-out");
    cmds.add(generatedCrlFile);

    StringBuilder sb = new StringBuilder("/usr/bin/");
    for (String s : cmds) {
        sb.append(s).append(" ");
    }
    logger.info(sb.toString());

    Process process = new ProcessBuilder(cmds).directory(new File("/usr/bin/")).redirectErrorStream(true)
            .start();
    BufferedReader br = new BufferedReader(
            new InputStreamReader(process.getInputStream(), Charset.forName("UTF8")));
    String line;
    while ((line = br.readLine()) != null) {
        logger.info(line);
    }
    process.waitFor();
    int exitValue = process.exitValue();
    if (exitValue != 0) {
        throw new RuntimeException("Failed to create crl. Exit value: " + exitValue);
    }
    logger.info("Created crl.");
    return FileUtils.readFileToString(new File(generatedCrlFile));
}

---

From source file:com.sinpo.xnfc.nfc.Util.java

public static String execRootCmd(String cmd) {
    String result = "";
    DataOutputStream dos = null;//from w  w  w  .ja v a 2 s. com
    DataInputStream dis = null;

    try {
        Process p = Runtime.getRuntime().exec("su");
        dos = new DataOutputStream(p.getOutputStream());
        dis = new DataInputStream(p.getInputStream());

        dos.writeBytes(cmd + "\n");
        dos.flush();
        dos.writeBytes("exit\n");
        dos.flush();
        String line = null;
        while ((line = dis.readLine()) != null) {
            result += line + "\r\n";
        }
        p.waitFor();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (dos != null) {
            try {
                dos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        if (dis != null) {
            try {
                dis.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return result;
}

---

From source file:edu.cwru.jpdg.Javac.java

/**
 * Compiles the java./*from   w w  w.  j  a  va  2s  .  c  o  m*/
 */
public static List<String> javac(String basepath, String name, String s) {
    Path dir = Paths.get(cwd).resolve(basepath);
    if (Files.notExists(dir)) {
        create_dir(dir);
    }
    Path java = dir.resolve(name + ".java");
    Path build = dir.resolve("build");
    if (!Files.notExists(build)) {
        try {
            FileUtils.deleteDirectory(build.toFile());
        } catch (IOException e) {
            throw new RuntimeException("Couldn't rm -r build dir");
        }
    }
    create_dir(build);

    byte[] bytes = s.getBytes();
    try {
        Files.write(java, bytes);
    } catch (IOException e) {
        throw new RuntimeException(e.getMessage());
    }

    try {
        Process p = Runtime.getRuntime()
                .exec(new String[] { "javac", "-d", build.toString(), java.toString() });
        String line;
        BufferedReader stdout = new BufferedReader(new InputStreamReader(p.getInputStream()));
        List<String> stdout_lines = new ArrayList<String>();
        line = stdout.readLine();
        while (line != null) {
            stdout_lines.add(line);
            line = stdout.readLine();
        }
        BufferedReader stderr = new BufferedReader(new InputStreamReader(p.getErrorStream()));
        List<String> stderr_lines = new ArrayList<String>();
        line = stderr.readLine();
        while (line != null) {
            stderr_lines.add(line);
            line = stderr.readLine();
        }
        if (p.waitFor() != 0) {
            System.err.println(StringUtils.join(stdout_lines, "\n"));
            System.err.println("-------------------------------------");
            System.err.println(StringUtils.join(stderr_lines, "\n"));
            throw new RuntimeException("javac failed");
        }
    } catch (InterruptedException e) {
        throw new RuntimeException(e.getMessage());
    } catch (IOException e) {
        throw new RuntimeException(e.getMessage());
    }

    return abs_paths(find_classes(build.toString()));
}

---

From source file:com.offbynull.portmapper.common.ProcessUtils.java

/**
 * Run a process and dump the stdout stream to a string.
 * @param timeout maximum amount of time the process can take to run
 * @param command command//w  w w  .j a v a  2 s.  c om
 * @param args arguments
 * @return stdout from the process dumped to a string
 * @throws IOException if the process encounters an error
 * @throws NullPointerException if any arguments are {@code null} or contains {@code null}
 * @throws IllegalArgumentException any numeric argument is negative
 */
public static String runProcessAndDumpOutput(long timeout, String command, String... args) throws IOException {
    Validate.notNull(command);
    Validate.noNullElements(args);
    Validate.inclusiveBetween(0L, Long.MAX_VALUE, timeout);

    String[] pbCmd = new String[args.length + 1];
    pbCmd[0] = command;
    System.arraycopy(args, 0, pbCmd, 1, args.length);

    ProcessBuilder builder = new ProcessBuilder(pbCmd);

    final AtomicBoolean failedFlag = new AtomicBoolean();

    Timer timer = new Timer("Process timeout timer", true);
    Process proc = null;
    try {
        proc = builder.start();

        final Process finalProc = proc;
        timer.schedule(new TimerTask() {

            @Override
            public void run() {
                failedFlag.set(true);
                finalProc.destroy();
            }
        }, timeout);

        String ret = IOUtils.toString(proc.getInputStream());
        if (failedFlag.get()) {
            throw new IOException("Process failed");
        }

        return ret;
    } finally {
        if (proc != null) {
            proc.destroy();
        }
        timer.cancel();
        timer.purge();
    }
}

---

From source file:io.appium.java_client.service.local.AppiumServiceBuilder.java

private static void validateNodeJSVersion() {
    Runtime rt = Runtime.getRuntime();
    String result = null;//  w  w w .  ja  v  a2 s.  c o m
    Process p = null;
    try {
        p = rt.exec(NODE_COMMAND_PREFIX + " node -v");
        p.waitFor();
        result = getProcessOutput(p.getInputStream());
    } catch (Exception e) {
        throw new InvalidNodeJSInstance("Node.js is not installed", e);
    } finally {
        if (p != null)
            p.destroy();
    }

    String versionNum = result.replace("v", "");
    String[] tokens = versionNum.split("\\.");
    if (Integer.parseInt(tokens[0]) < REQUIRED_MAJOR_NODE_JS
            || Integer.parseInt(tokens[1]) < REQUIRED_MINOR_NODE_JS)
        throw new InvalidNodeJSInstance("Current node.js version " + versionNum + "is lower than "
                + "required (" + REQUIRED_MAJOR_NODE_JS + "." + REQUIRED_MINOR_NODE_JS + " or greater)");
}

---

From source file:jeplus.INSELWinTools.java

/**
 * Call INSEL executable file to run the simulation
 * @param config INSEL Configuration// w  w  w . j  av  a2 s. co  m
 * @param WorkDir The working directory where the input files are stored and the output files to be generated
 * @param useReadVars Whether or not to use readvars after simulation
 * @return the result code represents the state of execution steps. >=0 means successful
 */
public static int runINSEL(INSELConfig config, String WorkDir, String modelfile) {

    int ExitValue = -99;

    try {
        // Trace simulation time
        Date start = new Date();

        // Run EnergyPlus executable
        String CmdLine = config.getResolvedInselEXEC() + " " + modelfile;
        Process EPProc = Runtime.getRuntime().exec(CmdLine, null, new File(WorkDir));

        BufferedReader ins = new BufferedReader(new InputStreamReader(EPProc.getInputStream()));
        // Use console output as the report file
        BufferedWriter outs = new BufferedWriter(new FileWriter(WorkDir + config.ScreenFile, false));
        outs.newLine();
        outs.write("Calling insel.exe - " + (new SimpleDateFormat()).format(start));
        outs.newLine();
        outs.write("Command line: " + WorkDir + ">" + CmdLine);
        outs.newLine();

        int res = ins.read();
        while (res != -1) {
            outs.write(res);
            res = ins.read();
        }
        ins.close();
        outs.newLine();
        outs.write("Simulation time: " + Long.toString((new Date().getTime() - start.getTime()) / 1000)
                + " seconds");
        outs.flush();
        outs.close();

        EPProc.waitFor();
        ExitValue = EPProc.exitValue();
    } catch (IOException | InterruptedException e) {
        logger.error("Exception during INSEL execution.", e);
    }

    // Return Radiance exit value
    return ExitValue;
}

---

From source file:eu.interedition.collatex.tools.CollationServer.java

private static String detectDotPath() {
    for (String detectionCommand : new String[] { "which dot", "where dot.exe" }) {
        try {/*ww w. ja  va2 s.  c o m*/

            final Process process = Runtime.getRuntime().exec(detectionCommand);
            try (BufferedReader processReader = new BufferedReader(
                    new InputStreamReader(process.getInputStream(), Charset.defaultCharset()))) {
                final CompletableFuture<Optional<String>> path = CompletableFuture
                        .supplyAsync(() -> processReader.lines().map(String::trim)
                                .filter(l -> l.toLowerCase().contains("dot")).findFirst());
                process.waitFor();
                final String dotPath = path.get().get();
                LOG.info(() -> "Detected GraphViz' dot at '" + dotPath + "'");
                return dotPath;
            }
        } catch (Throwable t) {
            LOG.log(Level.FINE, detectionCommand, t);
        }
    }
    return null;
}

---

From source file:com.pclinuxos.rpm.util.FileUtils.java

/**
 * The method extracts a srpm into the default directory used by the program (/home/<user>/RCEB/srpms/tmp)
 * //from  w w  w .  j  a  v a 2  s.com
 * @param srpm the srpm to extract
 * @return 0 if the extraction was successfully, -1 if a IOException occurred, -2 if a InterruptException
 *  occurred. Values > 0 for return codes of the rpm2cpio command.
 */
public static int extractSrpm(String srpm) {

    int returnCode = 0;

    try {

        Process extractProcess = Runtime.getRuntime()
                .exec("rpm2cpio " + FileConstants.SRCSRPMS.getAbsolutePath() + "/" + srpm);
        // 64kb buffer
        byte[] buffer = new byte[0xFFFF];
        InputStream inread = extractProcess.getInputStream();

        FileOutputStream out = new FileOutputStream(new File(FileConstants.F4SRPMEX + "archive.cpio"));

        while (inread.read(buffer) != -1) {

            out.write(buffer);
        }

        returnCode = extractProcess.waitFor();

        if (returnCode == 0) {

            CpioArchiveInputStream cpioIn = new CpioArchiveInputStream(
                    new FileInputStream(FileConstants.F4SRPMEX + "archive.cpio"));
            CpioArchiveEntry cpEntry;

            while ((cpEntry = cpioIn.getNextCPIOEntry()) != null) {

                FileOutputStream fOut = new FileOutputStream(FileConstants.F4SRPMEX + cpEntry.getName());
                // Do not make this buffer bigger it breaks the cpio decompression
                byte[] buffer2 = new byte[1];
                ArrayList<Byte> buf = new ArrayList<Byte>();

                while (cpioIn.read(buffer2) != -1) {

                    buf.add(buffer2[0]);
                }

                byte[] file = new byte[buf.size()];

                for (int i = 0; i < buf.size(); i++) {

                    file[i] = buf.get(i);
                }

                fOut.write(file);

                fOut.flush();
                fOut.close();
            }

            cpioIn.close();
        }
    } catch (IOException e) {

        returnCode = -1;
    } catch (InterruptedException e) {

        returnCode = -2;
    }

    new File(FileConstants.F4SRPMEX + "archive.cpio").delete();

    return returnCode;
}

---

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