Exemplo n.º 1
0
def main():

  global configuration

  if not FOREGROUND:
    # Background ourselves.
    daemon.daemonize()

  # ensure that only one instance is running at a time...
  gotlock = runonce.getprocesslock("seattlenodemanager")
  if gotlock == True:
    # I got the lock.   All is well...
    pass
  else:
    if gotlock:
      servicelogger.log("[ERROR]:Another node manager process (pid: " + str(gotlock) + 
          ") is running")
    else:
      servicelogger.log("[ERROR]:Another node manager process is running")
    return

  
  # I'll grab the necessary information first...
  servicelogger.log("[INFO]:Loading config")
  # BUG: Do this better?   Is this the right way to engineer this?
  configuration = persist.restore_object("nodeman.cfg")
  
  # Armon: initialize the network restrictions
  initialize_ip_interface_restrictions(configuration)
  
  
  
  # ZACK BOKA: For Linux and Darwin systems, check to make sure that the new
  #            seattle crontab entry has been installed in the crontab.
  #            Do this here because the "nodeman.cfg" needs to have been read
  #            into configuration via the persist module.
  if nonportable.ostype == 'Linux' or nonportable.ostype == 'Darwin':
    if 'crontab_updated_for_2009_installer' not in configuration or \
          configuration['crontab_updated_for_2009_installer'] == False:
      try:
        import update_crontab_entry
        modified_crontab_entry = \
            update_crontab_entry.modify_seattle_crontab_entry()
        # If updating the seattle crontab entry succeeded, then update the
        # 'crontab_updated_for_2009_installer' so the nodemanager no longer
        # tries to update the crontab entry when it starts up.
        if modified_crontab_entry:
          configuration['crontab_updated_for_2009_installer'] = True
          persist.commit_object(configuration,"nodeman.cfg")

      except Exception,e:
        exception_traceback_string = traceback.format_exc()
        servicelogger.log("[ERROR]: The following error occured when " \
                            + "modifying the crontab for the new 2009 " \
                            + "seattle crontab entry: " \
                            + exception_traceback_string)
Exemplo n.º 2
0
def main():
  global configuration

  if not FOREGROUND:
    # Background ourselves.
    daemon.daemonize()


  # Check if we are running in testmode.
  if TEST_NM:
    nodemanager_pid = os.getpid()
    servicelogger.log("[INFO]: Running nodemanager in test mode on port <nodemanager_port>, "+
                      "pid %s." % str(nodemanager_pid))
    nodeman_pid_file = open(os.path.join(os.getcwd(), 'nodemanager.pid'), 'w')
    
    # Write out the pid of the nodemanager process that we started to a file.
    # This is only done if the nodemanager was started in test mode.
    try:
      nodeman_pid_file.write(str(nodemanager_pid))
    finally:
      nodeman_pid_file.close()

  else:
    # ensure that only one instance is running at a time...
    gotlock = runonce.getprocesslock("seattlenodemanager")

    if gotlock == True:
      # I got the lock.   All is well...
      pass
    else:
      if gotlock:
        servicelogger.log("[ERROR]:Another node manager process (pid: " + str(gotlock) + 
                        ") is running")
      else:
        servicelogger.log("[ERROR]:Another node manager process is running")
      return



  # Feature add for #1031: Log information about the system in the nm log...
  servicelogger.log('[INFO]:platform.python_version(): "' + 
    str(platform.python_version())+'"')
  servicelogger.log('[INFO]:platform.platform(): "' + 
    str(platform.platform())+'"')

  # uname on Android only yields 'Linux', let's be more specific.
  try:
    import android
    servicelogger.log('[INFO]:platform.uname(): Android / "' + 
      str(platform.uname())+'"')
  except ImportError:
    servicelogger.log('[INFO]:platform.uname(): "'+str(platform.uname())+'"')

  # I'll grab the necessary information first...
  servicelogger.log("[INFO]:Loading config")
  # BUG: Do this better?   Is this the right way to engineer this?
  configuration = persist.restore_object("nodeman.cfg")
  
  
  # Armon: initialize the network restrictions
  initialize_ip_interface_restrictions(configuration)
  
  
  
  # ZACK BOKA: For Linux and Darwin systems, check to make sure that the new
  #            seattle crontab entry has been installed in the crontab.
  #            Do this here because the "nodeman.cfg" needs to have been read
  #            into configuration via the persist module.
  if nonportable.ostype == 'Linux' or nonportable.ostype == 'Darwin':
    if 'crontab_updated_for_2009_installer' not in configuration or \
          configuration['crontab_updated_for_2009_installer'] == False:
      try:
        # crontab may not exist on Android, therefore let's not check
        # if we are running on Android. See #1302 and #1254.
        try:
          import android
        except ImportError:
          import update_crontab_entry
          modified_crontab_entry = \
              update_crontab_entry.modify_seattle_crontab_entry()
          # If updating the seattle crontab entry succeeded, then update the
          # 'crontab_updated_for_2009_installer' so the nodemanager no longer
          # tries to update the crontab entry when it starts up.
          if modified_crontab_entry:
            configuration['crontab_updated_for_2009_installer'] = True
            persist.commit_object(configuration,"nodeman.cfg")

      except Exception,e:
        exception_traceback_string = traceback.format_exc()
        servicelogger.log("[ERROR]: The following error occured when " \
                            + "modifying the crontab for the new 2009 " \
                            + "seattle crontab entry: " \
                            + exception_traceback_string)
Exemplo n.º 3
0
def main():
    global configuration

    if not FOREGROUND:
        # Background ourselves.
        daemon.daemonize()

    # Check if we are running in testmode.
    if TEST_NM:
        nodemanager_pid = os.getpid()
        servicelogger.log(
            "[INFO]: Running nodemanager in test mode on port 1224, " +
            "pid %s." % str(nodemanager_pid))
        nodeman_pid_file = open(os.path.join(os.getcwd(), 'nodemanager.pid'),
                                'w')

        # Write out the pid of the nodemanager process that we started to a file.
        # This is only done if the nodemanager was started in test mode.
        try:
            nodeman_pid_file.write(str(nodemanager_pid))
        finally:
            nodeman_pid_file.close()

    else:
        # ensure that only one instance is running at a time...
        gotlock = runonce.getprocesslock("seattlenodemanager")

        if gotlock == True:
            # I got the lock.   All is well...
            pass
        else:
            if gotlock:
                servicelogger.log(
                    "[ERROR]:Another node manager process (pid: " +
                    str(gotlock) + ") is running")
            else:
                servicelogger.log(
                    "[ERROR]:Another node manager process is running")
            return

    servicelogger.log('[INFO]: This is Seattle release "' + version + "'")

    # Feature add for #1031: Log information about the system in the nm log...
    servicelogger.log('[INFO]:platform.python_version(): "' +
                      str(platform.python_version()) + '"')
    servicelogger.log('[INFO]:platform.platform(): "' +
                      str(platform.platform()) + '"')

    # uname on Android only yields 'Linux', let's be more specific.
    try:
        import android
        servicelogger.log('[INFO]:platform.uname(): Android / "' +
                          str(platform.uname()) + '"')
    except ImportError:
        servicelogger.log('[INFO]:platform.uname(): "' +
                          str(platform.uname()) + '"')

    # I'll grab the necessary information first...
    servicelogger.log("[INFO]:Loading config")
    # BUG: Do this better?   Is this the right way to engineer this?
    configuration = persist.restore_object("nodeman.cfg")

    # Armon: initialize the network restrictions
    initialize_ip_interface_restrictions(configuration)

    # ZACK BOKA: For Linux and Darwin systems, check to make sure that the new
    #            seattle crontab entry has been installed in the crontab.
    #            Do this here because the "nodeman.cfg" needs to have been read
    #            into configuration via the persist module.
    if nonportable.ostype == 'Linux' or nonportable.ostype == 'Darwin':
        if 'crontab_updated_for_2009_installer' not in configuration or \
              configuration['crontab_updated_for_2009_installer'] == False:
            try:
                # crontab may not exist on Android, therefore let's not check
                # if we are running on Android. See #1302 and #1254.
                try:
                    import android
                except ImportError:
                    import update_crontab_entry
                    modified_crontab_entry = \
                        update_crontab_entry.modify_seattle_crontab_entry()
                    # If updating the seattle crontab entry succeeded, then update the
                    # 'crontab_updated_for_2009_installer' so the nodemanager no longer
                    # tries to update the crontab entry when it starts up.
                    if modified_crontab_entry:
                        configuration[
                            'crontab_updated_for_2009_installer'] = True
                        persist.commit_object(configuration, "nodeman.cfg")

            except Exception, e:
                exception_traceback_string = traceback.format_exc()
                servicelogger.log("[ERROR]: The following error occured when " \
                                    + "modifying the crontab for the new 2009 " \
                                    + "seattle crontab entry: " \
                                    + exception_traceback_string)