2.4. Tungsten Replicator 7.0.3 GA (4 Apr 2023)

Version End of Life. Not Yet Set

Release 7.0.3 contains a number of key bug fixes and improvements.

Behavior Changes

The following changes have been made to Tungsten Replicator and may affect existing scripts and integration tools. Any scripts or environment which make use of these tools should check and update for the new configuration:

  • Installation and Deployment

    • enable-sudo-access is now enabled by default in Replicator only installations.

      Issues: CT-1780

  • Command-line Tools

    • The tps.pl backup tool now shows the available command-line arguments when the TAB key is pressed.

      Issues: CT-1246

    • The tungsten_skip_all command (along with alias tungsten_skip_seqno) now shows the full pendingExceptionMessage instead of just pendingError, and the More choice shows the pendingErrorEventId and the pendingError.

      Issues: CT-2030

    • The tpm command now prints a warning when running as the root OS user during operations that make changes.

      Issues: CT-2064

Improvements, new features and functionality

  • Command-line Tools

    • A new thl tail command has been added, allowing you to view the live THL changes as they are generated.

      Issues: CT-405

    • The tungsten_get_ports command now supports the /opt/continuent/tungsten/tungsten-connector/conf/interfaces.json file, if found.

      Issues: CT-2003

    • The tungsten_get_ports command now use values based on values obtained from tpm query values when possible for the greatest output accuracy.

      Issues: CT-2008

    • Shell command tab completion for Tungsten-specific commands has been updated to support recent additions and changes.

      Issues: CT-2057

  • Redshift Applier

    • Updated the Redshift JDBC driver to version

      Issues: CT-1806

  • Core Replicator

    • THL transfer protocol can now be changed dynamically. This can be done using the trepctl command tool

      shell> trepctl setdynamic -property replicator.thl.protocol.client.serialization -value DEFLATE 
      Property replicator.thl.protocol.client.serialization successfully set to DEFLATE

      This can also be done through API v2

      curl --user tungsten:secret --insecure --request POST '' -d 
       "payloadType": "StringPayload", 
       "payloadVersion": "1", 
       "value": "THL inflight protocol is now set to legacy" 

      Issues: CT-1862

Bug Fixes

  • Command-line Tools

    • The dsctl command now works correctly against MongoDB targets.

      Issues: CT-580

    • Fixed rsync availability check in TPM to error out early when the executable is not found in the path

      Issues: CT-1028

    • The trepctl reset command now works correctly against MongoDB targets.

      Issues: CT-1233

    • The tpm ask keys command now lists all available keys properly.

      Issues: CT-2041

    • The tpm update command no longer aborts with a Dataservice was NOT removed error when service names with a hyphen are defined in the configuration. We strongly discourage the use of hyphens (-) in service names and recommend underscores (_) instead.

      Issues: CT-2052

    • The tpm validate-update command now performs the delete-service checks properly.

      Issues: CT-2054

    • The tungsten_find_events command no longer fails with error Undefined subroutine &main::info

      Issues: CT-2058

    • The tpm diag command will now locate and kill any remaining tpm diag child processes on the calling host.

      Issues: CT-2068

    • Suppressed wrong tpm errors with autodetect hosts.

      Issues: CT-2072

  • PostgreSQL Applier

    • Improved some data type mappings for MySQL to PostgreSQL replication.

      Issues: CT-2069

  • Core Replicator

    • Fixed an issue that was occurring when an ALTER USER is applied on a mysql instance that uses lower case identifiers.

      Issues: CT-2024

    • Fixed an issue where an extracted JSON field could be invalid, with doubled commas in JSON arrays.

      Issues: CT-2049

    • Fixed an issue where status would fail if issued while a service was reconfiguring (in the middle of a setrole command for example).

      Issues: CT-2081