Opal Toolkit / News: Recent posts

We are pleased to announce the release of version 2.5 of the Opal Toolkit.

New features in the 2.5 release of Opal include:

• New service deployment model based on dropping appConfig files in
  opal.deploy.path (no more ant command to deploy services)
• Support for tomcat 7.X, and tomcat 6.X
• Cleaner logging with few messages to the default level
• Improved Usage Statistics page layout
• Improvements to Condor job manager
• Extra config parameters for PBS job manager
• Removed support for globus GRAM
• Several fixes to the userdocs... read more

We are pleased to announce the release of version 2.4 of the Opal Toolkit.

New features in the 2.4 release of Opal include:
- Additional operation added to Opal WSDL and AppService implementation to get system information (number of jobs running/queued, job manager type, data lifetime, etc)
- Updated database schema to support ACTIVE/INACTIVE service status, which will be used while plotting usage information. Inactive services will not be plotted. This feature is not available for HSQL DB
- Ability to set the DRMAA queue in the opal.properties, and override it in the application configuration
- A set of absolute paths now accessible to applications via the opal.properties. In the past applications only had access to the Opal working directory
- Support for recursive listing of output directories for the getOutputs() operation
- A MetaService job manager for submission of jobs to other Opal servers... read more

We are pleased to announce the release of version 2.3.1 of the Opal Toolkit. Version 2.3.1 is a bug fix release, and addresses some issues with version 2.3.

Bug fixes include:
- Uploading of files in for non-mutually exclusive groups on the auto-generated forms
- Ability to copy attachments across different partitions
- Opal SOAP filter for typed services -
* Failure of generic Opal command-line client while uploading input files
* Interoperability with Axis2 MTOM WSDL2Java clients... read more

We are pleased to announce the release of version 2.3 of the Opal Toolkit.

New features in the 2.3 release of Opal include:
- Direct support for TORQUE/PBS without the need for DRMAA or Globus
- Limits for the Fork job manager for the number of jobs that can be executed concurrently
- Support for upload of tarballs and zip files for inputs, which can be expanded on the server side
- Support for user email as an optional argument for job tracking
- Simplification of the input forms with the removal of number of CPUs for non-parallel jobs
- Support for the dynamic addition of multiple file uploads on simple form
- Modification of jobID to include service name
- Refreshed look and feel for the Opal dashboard (more details on the CHANGELOG)... read more

Opal-py version version 2.2 corresponds to the latest release of the Java core.

It includes a Generic Python client that supports the same functionality as the corresponding Java client, and updated documentation.

We are pleased to announce the release of version 2.2 of the Opal Toolkit. This release improves version 2.1 in the following ways:

- Optional auto-generation of service specific WSDLs, based on user-specified application metadata. This update has been contributed by Anthony Bretaudeau from the GenOuest team at IRISA, France
- Support for the DB2 database for state monitoring, in addition to the support for MySQL and PostgreSQL provided in the past
- Use of MIME attachments in the Opal dashboard, which leads to better performance and support for larger file uploads
- Basic support for Per-IP limits on number of jobs per hour, to stop server overloading
- Upgrade of the DRMAA jar to version 6.1... read more

We are pleased to announce the release of version 2.1 of the Opal Toolkit. This release includes the following updates:

- Improved Ajax-based dashboard that enables searching applications by their metadata
- Use of C3P0 for providing production-level connection pooling for state management, and addition of support for MySQL database back-end (contributed by Anthony Bretaudeau)
- Addition of two new job managers - for Condor and the Community Scheduler Framework (CSF4)
- Updated user guide consistent with all new features
- Bug fixes include removal of hard-coding of opal url in the dashboard code, and fixing the default HSQL configuration to write data to within the opal2 webapp... read more

Opal-py 2.0.0 includes support for the new Opal-core 2.0 features (e.g. input file with SOAP attachment and getJobStatistics client call) and extended documentation with developer guide.

The NBCR Opal production server is now running Opal2: http://ws.nbcr.net/

We are pleased to announce the availability of the official release of Opal Version 2.0 with updated documentation. Opal2 is a complete redesign of Opal 1.x with many new features:

* New resource managers can now easily be added using a plug-in based model
* The status database has now better performances with the new database schema
* The dashboard will work out of the box using the in-memory HSQL database
* WSDL improvements include support for unlimited input file size (SOAP with Attachment), URLs for application inputs, and retrieval of job statistics... read more

We are pleased to announce that the Opal2 RC2 is available for download.

Opal2 is a complete redesign of Opal 1.x with many news features:
- plug-in based model which simplify the addition of resources providers
- support for in-memory database
- input file size can now be unlimited (thanks to MIME attachment support)
- input file can also be specified using URL
- support for programmatic retrieval of job execution statistics... read more

We are pleased to announce the 1.9.5 release of the opal-core-java package. This release builds on the earlier 1.9.4 version, and adds some bug fixes and improvements.

Please refer to the release notes for a detailed list of bug fixes.

We are pleased to announce the 1.9.4 release of the opal-core-java package. This release builds on the earlier 1.9.3 version, and adds some bug fixes and improvements.

Please refer to the release notes for a detailed list of bug fixes.

Version 1.9.3 of the Opal Python libraries are now available from the download page.
The key difference from version 1.9.2 is that this release depends on ZSI 2.1_a1, which is not dependent on the outdated PyXML package.

We are pleased to announce the 1.9.3 release of the opal-core-java package.
This version builds on the earlier 1.9.2 version, and adds key bug fixes and improvements.

We are pleased to announce the latest release of the Opal Toolkit - version 1.9.2. This includes the server and client packages for Java, and client packages for Python and Perl. Version 1.9.2 builds upon the earlier 1.9alpha release with bug fixes and improved features.

The 1.9alpha version of the Opal Python clients is now available for download. It is consistent with the opal-core 1.9alpha version, which is also available.

Opal 1.9 alpha has been released.

A Opal 1.9 release will be available by the end of the year. For Previous release please refer to http://nbcr.net/services/

The first version of the new Web Site is published.

Clem