Class GemConfig

java.lang.Object
io.gem.config.GemConfig
public final class GemConfig extends Object
Configuration properties for SBK-GEM orchestration.

Values are typically loaded from gem.properties and may be overridden via command-line parameters. Contains defaults for SSH connection, remote directory management, and SBM coordination.

  • Field Details

    • DIAGNOSTIC_TRUNCATION_MARKER

      public static final String DIAGNOSTIC_TRUNCATION_MARKER
      Marker inserted between retained diagnostic prefix and suffix text.
      See Also:

    • DEFAULT_DIAGNOSTIC_BYTES

      public static final int DEFAULT_DIAGNOSTIC_BYTES
      Default maximum stdout/stderr bytes retained per SSH command.
      See Also:

    • DEFAULT_MAXIMUM_DIAGNOSTIC_CHARACTERS

      public static final int DEFAULT_MAXIMUM_DIAGNOSTIC_CHARACTERS
      Default maximum characters retained in a diagnostic summary.
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    • DEFAULT_DIAGNOSTIC_PREFIX_CHARACTERS

      public static final int DEFAULT_DIAGNOSTIC_PREFIX_CHARACTERS
      Default diagnostic prefix retained before the truncation marker.
      See Also:

    • DEFAULT_SSH_COPY_BUFFER_BYTES

      public static final int DEFAULT_SSH_COPY_BUFFER_BYTES
      Backward-compatible SCP copy buffer for direct SshSession construction.
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    • SBK_GEM_APP_NAME

      public static final String SBK_GEM_APP_NAME
      String SBK_GEM_APP_NAME = "sbk.gem.applicationName.
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    • NAME

      public static final String NAME
      String NAME = "sbk-gem".
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    • DESC

      public static final String DESC
      String DESC = "Storage Benchmark Kit - Group Execution Monitor".
      See Also:

    • BIN_DIR

      public static final String BIN_DIR
      String BIN_DIR = "bin".
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    • SBK_COMMAND

      public static final String SBK_COMMAND
      Standard SBK launcher relative to an installed distribution.

    • LOCAL_HOST

      public static final String LOCAL_HOST
      String LOCAL_HOST = "localhost".
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    • SBK_GEM_LOGGER_PACKAGE_NAME

      public static final String SBK_GEM_LOGGER_PACKAGE_NAME
      Default logger package to scan for GemLogger implementations.
      See Also:

    • SBK_GEM_SSH_PASSWD

      public static final String SBK_GEM_SSH_PASSWD
      Environment variable name from which to read the SSH password if not provided in properties.
      See Also:

    • GEM_PASS_OPTION

      public static final String GEM_PASS_OPTION
      Command-line option name used to supply the SSH password.
      See Also:

    • nodes

      public String nodes
      String nodes.

    • gemuser

      public String gemuser
      SSH user name.

    • gempass

      public String gempass
      SSH password.

    • hostkeycheck

      public boolean hostkeycheck
      Whether remote SSH host keys must match an entry in knownhosts.

    • knownhosts

      public String knownhosts
      Optional known-hosts file path; an empty value uses the launching user's default file.

    • gemport

      public int gemport
      SSH port.

    • sbkdir

      public String sbkdir
      Local SBK application directory resolved from the generated launcher's sbk.appHome.

    • sbkVersion

      public String sbkVersion
      Expected SBK version, discovered from the local SBK distribution under sbkdir.

    • javadir

      public String javadir
      Optional remote Java home containing bin/java.

    • packagescleanup

      public boolean packagescleanup
      Whether inactive non-current managed runtimes and local cached bundles are removed automatically.

    • fullcopy

      public boolean fullcopy
      Whether complete JDK and SBK distribution copies replace the default minimal copies.

    • driverClass

      public String driverClass
      Resolved driver class selected for this invocation; assigned after driver discovery.

    • remoteTimeoutSeconds

      public long remoteTimeoutSeconds
      Timeout value used for remote operations (seconds).

    • deploymentTimeoutSeconds

      public long deploymentTimeoutSeconds
      Maximum runtime bundle creation, transfer, and activation duration in seconds.

    • runtimeProgressIntervalSeconds

      public int runtimeProgressIntervalSeconds
      Interval between runtime preparation and transfer progress messages.

    • runtimeCacheDirectory

      public String runtimeCacheDirectory
      Local content-addressed runtime bundle cache directory, absolute or relative to the user's home.

    • runtimeManagementLockTimeoutSeconds

      public long runtimeManagementLockTimeoutSeconds
      Maximum wait for the remote managed-runtime lifecycle lock.

    • runtimeManagementLockStaleSeconds

      public long runtimeManagementLockStaleSeconds
      Age after which an abandoned remote managed-runtime lifecycle lock may be reclaimed.

    • runtimeLeaseReservationSeconds

      public long runtimeLeaseReservationSeconds
      Age after which an unlaunched runtime lease reservation may be reclaimed.

    • sbmRegistrationTimeoutSeconds

      public long sbmRegistrationTimeoutSeconds
      Maximum time to wait for all remote SBK clients to register with SBM (seconds).

    • timeoutSeconds

      public int timeoutSeconds
      Per-iteration wait timeout used during async joins (seconds).

    • remoteDir

      public String remoteDir
      Remote working directory on each host (derived from app name/version).

    • controlExecutorThreads

      public int controlExecutorThreads
      Maximum platform threads used for concurrent SSH connection and control operations.

    • transferExecutorThreads

      public int transferExecutorThreads
      Fixed deployment-transfer threads, or zero to size the pool automatically.

    • transferExecutorMinimumThreads

      public int transferExecutorMinimumThreads
      Minimum deployment-transfer threads used by automatic sizing.

    • transferExecutorMaximumThreads

      public int transferExecutorMaximumThreads
      Maximum deployment-transfer threads used by automatic sizing.

    • transferTargetWaves

      public int transferTargetWaves
      Desired number of queued transfer waves used by automatic sizing.

    • sshCopyBufferBytes

      public int sshCopyBufferBytes
      Read buffer bytes used by each bulk SCP upload.

    • diagnosticBytes

      public int diagnosticBytes
      Maximum stdout/stderr bytes retained per SSH command.

    • maximumAgentResponseBytes

      public int maximumAgentResponseBytes
      Maximum accepted OpenSSH-agent response frame bytes.

    • maximumDiagnosticCharacters

      public int maximumDiagnosticCharacters
      Maximum characters retained in a summarized remote diagnostic.

    • diagnosticPrefixCharacters

      public int diagnosticPrefixCharacters
      Prefix characters retained when a remote diagnostic is truncated.

  • Constructor Details

    • GemConfig

      public GemConfig()
      Creates an empty GEM configuration for property binding.

  • Method Details

    • load

      public static GemConfig load() throws IOException
      Loads the module-owned GEM configuration.
      Returns:
      GEM configuration
      Throws:
      IOException - if the bundled configuration cannot be read