OpenMosixInfoServer

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org.openmosix.daemon
Class OpenMosixInfoServer

java.lang.Object
  org.openmosix.daemon.OpenMosixInfoServer

public class OpenMosixInfoServer
extends java.lang.Object

Contains the main code: creates connections (instances of ConnHandler) with the clients. This class is able to manage several connections at the same time.

Version:: $Id: OpenMosixInfoServer.java,v 1.9 2003/01/27 15:43:39 rejected Exp $

Field Summary

static java.lang.String BUILD
          software release info: build number

private static boolean daemonMode
          are we in daemon mode?

private static int debugMode
          number of nodes to simulate in debug mode

static int DEFAULT_SERVER_PORT
          the default server port: 7977 (in ASCII Table char 79 is 'O' and char 77 is 'M')

static int DEFAULT_SOCKET_TIMEOUT
          the default socket timeout in milliseconds: 60000 (60 seconds)

static int EXIT_FAILURE
          standard exit code for execution error

static int EXIT_SUCCESS
          standard exit code for succesful execution

static java.lang.String HPC_DIR
          if this dir doesn't exist, we are not on an openMosix node!

static java.lang.String HPC_NODES_DIR
          this directory should hold a further dir for each node in the cluster

private static Logger logger
          class-wide logger instance

static java.lang.String MAJOR
          software release info: major number

static java.lang.String MINOR
          software release info: minor number

static java.lang.String RELEASE
          software release info: release info

private static boolean returnFloatValues
          Should we return float values?

private static int serverPort
          the port the server is listening on

private static int socketTimeout
          default socket timeout, in milliseconds

Constructor Summary

OpenMosixInfoServer()


Method Summary

static void checkCommandLineValues(java.lang.String[] argv)
          Checks if command line options (entered by the user) are valid program options.

static boolean getDaemonMode()
          Asks whether we are in daemon mode

static int getDebugMode()
          Returns the number of nodes to simulate in debug mode

static int getServerPort()
          Returns the server port number

static int getSocketTimeout()
          Returns the socket timeout value expressed in milliseconds

static void main(java.lang.String[] args)
          Here starts the whole program.

static boolean returnFloatValues()
          Asks whether we should provide the client with floating point number values

static void verifyIfOpenMosixIsActive()
          Verifies if openMosix is active (checks if /proc/hpc interface is active, ie: nodes directories are present).

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MAJOR

public static final java.lang.String MAJOR

software release info: major number

See Also:: Constant Field Values

MINOR

public static final java.lang.String MINOR

software release info: minor number

See Also:: Constant Field Values

BUILD

public static final java.lang.String BUILD

software release info: build number

See Also:: Constant Field Values

RELEASE

public static final java.lang.String RELEASE

software release info: release info

See Also:: Constant Field Values

HPC_DIR

public static final java.lang.String HPC_DIR

if this dir doesn't exist, we are not on an openMosix node!

See Also:: Constant Field Values

HPC_NODES_DIR

public static final java.lang.String HPC_NODES_DIR

this directory should hold a further dir for each node in the cluster

See Also:: Constant Field Values

DEFAULT_SERVER_PORT

public static final int DEFAULT_SERVER_PORT

the default server port: 7977 (in ASCII Table char 79 is 'O' and char 77 is 'M')

See Also:: Constant Field Values

serverPort

private static int serverPort

the port the server is listening on

DEFAULT_SOCKET_TIMEOUT

public static final int DEFAULT_SOCKET_TIMEOUT

the default socket timeout in milliseconds: 60000 (60 seconds)

See Also:: Constant Field Values

socketTimeout

private static int socketTimeout

default socket timeout, in milliseconds

EXIT_SUCCESS

public static final int EXIT_SUCCESS

standard exit code for succesful execution

See Also:: Constant Field Values

EXIT_FAILURE

public static final int EXIT_FAILURE

standard exit code for execution error

See Also:: Constant Field Values

debugMode

private static int debugMode

number of nodes to simulate in debug mode

daemonMode

private static boolean daemonMode

are we in daemon mode?

returnFloatValues

private static boolean returnFloatValues

Should we return float values?

logger

private static Logger logger

class-wide logger instance

Constructor Detail