Examples of com.cloud.utils.script.Script

com.cloud.utils.script.Script

            return true;
        }
    }


    private void stopDnsmasq(String dnsmasqName) {
        Script cmd = new Script("/bin/sh", _timeout);
        cmd.add("-c");
        cmd.add("kill -9 `cat /var/run/libvirt/network/"  + dnsmasqName +".pid`");
        cmd.execute();
    }

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                    } catch (Exception e) {
                        s_logger.error("A RBD snapshot operation on " + disk.getName() + " failed. The error was: " + e.getMessage());
                    }
                } else {
                    /* VM is not running, create a snapshot by ourself */
                    final Script command = new Script(_manageSnapshotPath, this._cmdsTimeout, s_logger);
                    command.add("-c", disk.getPath());
                    command.add("-n", snapshotName);
                    String result = command.execute();
                    if (result != null) {
                        s_logger.debug("Failed to manage snapshot: " + result);
                        return new CreateObjectAnswer("Failed to manage snapshot: " + result);
                    }
                }

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                s_logger.debug("Unable to create mount point: " + root);
                return null;
            }
        }


        Script script = null;
        String result = null;
        script = new Script(!_inSystemVM, "mount", _timeout, s_logger);
        List<String> res = new ArrayList<String>();
        ZfsPathParser parser = new ZfsPathParser(root);
        script.execute(parser);
        res.addAll(parser.getPaths());
        for (String s : res) {
            if (s.contains(root)) {
                s_logger.debug("mount point " + root + " already exists");
                return root;
            }
        }


        Script command = new Script(!_inSystemVM, "mount", _timeout, s_logger);
        command.add("-t", "nfs");
        if ("Mac OS X".equalsIgnoreCase(System.getProperty("os.name"))) {
            command.add("-o", "resvport");
        }
        if (_inSystemVM) {
            // Fedora Core 12 errors out with any -o option executed from java
            command.add("-o", "soft,timeo=133,retrans=2147483647,tcp,acdirmax=0,acdirmin=0");
        }
        command.add(nfsPath);
        command.add(root);
        result = command.execute();
        if (result != null) {
            s_logger.warn("Unable to mount " + nfsPath + " due to " + result);
            file = new File(root);
            if (file.exists())
                file.delete();
            return null;
        }
        s_logger.debug("Successfully mount " + nfsPath);


        // Change permissions for the mountpoint
        script = new Script(true, "chmod", _timeout, s_logger);
        script.add("777", root);
        result = script.execute();
        if (result != null) {
            s_logger.warn("Unable to set permissions for " + root + " due to " + result);
            return null;

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            s_logger.error(errorString);
            return new CreateEntityDownloadURLAnswer(errorString, CreateEntityDownloadURLAnswer.RESULT_FAILURE);
        }
        // Create the directory structure so that its visible under apache server root
        String extractDir = "/var/www/html/userdata/";
        Script command = new Script("mkdir", s_logger);
        command.add("-p");
        command.add(extractDir);
        String result = command.execute();
        if (result != null) {
            String errorString = "Error in creating directory =" + result;
            s_logger.error(errorString);
            return new CreateEntityDownloadURLAnswer(errorString, CreateEntityDownloadURLAnswer.RESULT_FAILURE);
        }


        // Create a random file under the directory for security reasons.
        String uuid = cmd.getExtractLinkUUID();
        command = new Script("touch", s_logger);
        command.add(extractDir + uuid);
        result = command.execute();
        if (result != null) {
            String errorString = "Error in creating file " +uuid+ " ,error: " + result; 
            s_logger.warn(errorString);
            return new CreateEntityDownloadURLAnswer(errorString, CreateEntityDownloadURLAnswer.RESULT_FAILURE);
        }




        // Create a symbolic link from the actual directory to the template location. The entity would be directly visible under /var/www/html/userdata/cmd.getInstallPath();
        command = new Script("/bin/bash", s_logger);
        command.add("-c");
        command.add("ln -sf /mnt/SecStorage/" + cmd.getParent() + File.separator + cmd.getInstallPath() + " " + extractDir + uuid);
        result = command.execute();
        if (result != null) {
            String errorString = "Error in linking  err=" + result; 
            s_logger.error(errorString);
            return new CreateEntityDownloadURLAnswer(errorString, CreateEntityDownloadURLAnswer.RESULT_FAILURE);
        }

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    public DeleteEntityDownloadURLAnswer handleDeleteEntityDownloadURLCommand(DeleteEntityDownloadURLCommand cmd){


        //Delete the soft link. Example path = volumes/8/74eeb2c6-8ab1-4357-841f-2e9d06d1f360.vhd
        s_logger.warn("handleDeleteEntityDownloadURLCommand Path:"+cmd.getPath() + " Type:" +cmd.getType().toString());
        String path = cmd.getPath();
        Script command = new Script("/bin/bash", s_logger);
        command.add("-c");


        //We just need to remove the UUID.vhd
        String extractUrl = cmd.getExtractUrl();
        command.add("unlink /var/www/html/userdata/" +extractUrl.substring(extractUrl.lastIndexOf(File.separator) + 1));
        String result = command.execute();
        if (result != null) {
            String errorString = "Error in deleting =" + result;
            s_logger.warn(errorString);
            return new DeleteEntityDownloadURLAnswer(errorString, CreateEntityDownloadURLAnswer.RESULT_FAILURE);
        }


        // If its a volume also delete the Hard link since it was created only for the purpose of download.
        if(cmd.getType() == Upload.Type.VOLUME){
            command = new Script("/bin/bash", s_logger);
            command.add("-c");
            command.add("rm -f /mnt/SecStorage/" + cmd.getParentPath() +File.separator+ path);
            s_logger.warn(" " +parentDir +File.separator+ path);
            result = command.execute();
            if (result != null) {
                String errorString = "Error in linking  err=" + result;
                s_logger.warn(errorString);
                return new DeleteEntityDownloadURLAnswer(errorString, CreateEntityDownloadURLAnswer.RESULT_FAILURE);
            }

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    }


    private void startAdditionalServices() {




        Script command = new Script("rm", s_logger);
        command.add("-rf");
        command.add(extractMountPoint);
        String result = command.execute();
        if (result != null) {
            s_logger.warn("Error in creating file " +extractMountPoint+ " ,error: " + result );
            return;
        }


        command = new Script("touch", s_logger);
        command.add(extractMountPoint);
        result = command.execute();
        if (result != null) {
            s_logger.warn("Error in creating file " +extractMountPoint+ " ,error: " + result );
            return;
        }


        command = new Script("/bin/bash", s_logger);
        command.add("-c");
        command.add("ln -sf " + parentDir + " " +extractMountPoint);
        result = command.execute();
        if (result != null) {
            s_logger.warn("Error in linking  err=" + result );
            return;
        }

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    }


    private boolean checkAndStartApache() {


        //Check whether the Apache server is running
        Script command = new Script("/bin/bash", s_logger);
        command.add("-c");
        command.add("if [ -d /etc/apache2 ] ; then service apache2 status | grep pid; else service httpd status | grep pid; fi ");
        String result = command.execute();


        //Apache Server is not running. Try to start it.
        if (result != null) {             


            /*s_logger.warn("Apache server not running, trying to start it");
      String port = Integer.toString(TemplateConstants.DEFAULT_TMPLT_COPY_PORT);
      String intf = TemplateConstants.DEFAULT_TMPLT_COPY_INTF;


      command = new Script("/bin/bash", s_logger);
      command.add("-c");
      command.add("iptables -D INPUT -i " + intf + " -p tcp -m state --state NEW -m tcp --dport " + port + " -j DROP;" +
                "iptables -D INPUT -i " + intf + " -p tcp -m state --state NEW -m tcp --dport " + port + " -j HTTP;" +
                "iptables -D INPUT -i " + intf + " -p tcp -m state --state NEW -m tcp --dport " + "443" + " -j DROP;" +
                "iptables -D INPUT -i " + intf + " -p tcp -m state --state NEW -m tcp --dport " + "443" + " -j HTTP;" +
                "iptables -F HTTP;" +
                "iptables -X HTTP;" +
                "iptables -N HTTP;" +
              "iptables -I INPUT -i " + intf + " -p tcp -m state --state NEW -m tcp --dport " + port + " -j DROP;" +
              "iptables -I INPUT -i " + intf + " -p tcp -m state --state NEW -m tcp --dport " + "443" + " -j DROP;" +
              "iptables -I INPUT -i " + intf + " -p tcp -m state --state NEW -m tcp --dport " + port + " -j HTTP;" +
                  "iptables -I INPUT -i " + intf + " -p tcp -m state --state NEW -m tcp --dport " + "443" + " -j HTTP;");


      result = command.execute();
      if (result != null) {
        s_logger.warn("Error in opening up httpd port err=" + result );
        return false;
      }*/      


            command = new Script("/bin/bash", s_logger);
            command.add("-c");
            command.add("if [ -d /etc/apache2 ] ; then service apache2 start; else service httpd start; fi ");
            result = command.execute();
            if (result != null) {
                s_logger.warn("Error in starting httpd service err=" + result );
                return false;
            }
        }

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  }
  
  public void run() {
    while (true){
      
      Script myScript = new Script("wget");
      myScript.add(command);
      myScript.execute();
      long begin = System.currentTimeMillis();
      wgetInt process = new wgetInt();
      String response = myScript.execute(process);
      long end = process.getEnd();
      if (response!=null){
        s_logger.info("Content lenght is incorrect: "+response);
      }

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            extension = ((VolumeObjectTO) srcData).getFormat().getFileExtension();
        }


        String templateName = UUID.randomUUID().toString();
        String templateFilename = templateName + "." + extension;
        Script scr = new Script(script, timeout, s_logger);
        scr.add("-s", Integer.toString(imgSizeGigs)); // not used for now
        scr.add("-n", templateFilename);


        scr.add("-t", downloadPath);
        scr.add("-f", origPath); // this is the temporary
        // template file downloaded
        String result;
        result = scr.execute();


        if (result != null) {
            // script execution failure
            throw new CloudRuntimeException("Failed to run script " + script);
        }

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        try {
            this._storage.mkdir(destPath);


            String templateUuid = UUID.randomUUID().toString();
            String templateName = templateUuid + ".vhd";
            Script command = new Script(this.createTemplateFromSnapshotXenScript, cmd.getWait() * 1000, s_logger);
            command.add("-p", snapshotPath);
            command.add("-s", snapshotName);
            command.add("-n", templateName);
            command.add("-t", destPath);
            String result = command.execute();


            if (result != null && !result.equalsIgnoreCase("")) {
                return new CopyCmdAnswer(result);
            }

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