Equinox p2 Status

This page captures interesting changes each week to the Equinox provisioning effort going on in the Equinox incubator.

Note: Status updates are now provides in the minutes of Equinox/p2/Meetings

Week of 20080310

• Integration of SAT4J
• Bug fixing in Mac builds
• Working on getting SDK tests running on p2

Week of 20080303

• Integrated into the Eclipse SDK (yay!)
• Refining support for dropins, different shapes in dropins
• Repository refresh API
• Repository event API
• Support for adding folders and update sites

Week of 20080224

• Moved graduated p2 bundles to new Equinox CVS Structure
• Moved p2 bugs to new Equinox p2 bugzilla component
• Complete review of metadata formats, namespaces, ids
• Switched groups and fragments to be identified via properties rather than capabilities
• Testing and bug fixing on dropins and update site compatibility support

Week of 20080217

• New install registry format
• Support for hiding UM UI contributions when p2 is installed
• Support for building the Eclipse SDK using p2
• Ongoing work on moving to SAT4J resolver
• Some refactoring/deletion of small bundles
• Refining mirror support

Week of 20080211

• Rename of API packages to internal.provisional
• Multi-threaded downloads
• Mirror support

Week of 20080107

• John is testing this week
• UI performance
  • lazy repo loading by all UI model elements
  • end user UI gets summary repo info from manager and fetches rest in background
  • tweak UI queryable interfaces to avoid reaching for repo or profile too often
• Finished up compression of metadata and artifact repository content
• Finished up lazily populating and flushing profile/install registry
• Investigating signature verification, checking certificate trust
• Investigating local caching of metadata repositories

Week of 20071231

• Reducing retained memory footprint
  • Released changes in artifact repository manager and install registry to do lazy loading and soft references.
  • Released changes in UI to avoid retaining references to Profile and repository objects (mainly admin UI).
• Making progress on support for interacting with legacy update sites
• Adding support for compression of metadata repositories
• Metadata API cleanup, addition of factory methods and singletons to reduce duplication
• Bug fixing
• UI performance
  • All model elements now reference profile id's, not profile instances
  • Sizing phase run in the background for install dialog

Week of 20071210

• Prepared M4 deliverable

Week of 20071203

• Dave is testing this week using Equinox p2 tests
• UI
  • move all profile modification dialogs to wizards and use update manager wizard graphics
  • license UI and simple hook for remembering licenses
  • UI for revert in the end user UI

Week of 20071126

• Susan is testing this week
• Support for update site categories
• Profiling and optimization of memory usage
• UI - "remind me later" options for automatic updating

Week of 20071119

• Andrew O is testing this week
• Investigating SAT-solvers to replace director resolution algorithm
• New IQueryable API and implementation
• Various API cleanup
• Working on garbage collection
• Review/pruning of 1.0 plan
• Improved sorting/grouping of IUs in end user UI
• Bundle pool as real artifact repository
• Implementation work on directory watcher
• UI defines most viewer content in terms of queries

Week of 20071112

• Pascal is testing this week
• UI work on Available IU presentation/navigation
  • sorting, duplicates, categories
  • investigating using IQueryable for client definition of content providers (groups, categories, etc.)
• Initial work on artifact GC
• Exploration with pseudo boolean SAT solver. Discussion with SAT4J community.
• API cleanup.
• New query API.

Week of 20071105

• Completed the Equinox p2 1.0 Features sheet.
• Completed the Equinox p2 1.0 Technical Specs.
• Investigate using SAT solvers.
• API cleanup started.
• UI cleanup and performance investigations (deferred content providers, etc.)

Week of 20071129

• Prepared M3 deliverable

Week of 20071015

• Refinement on the questions Equinox Provisioning Plan#Questions for M3.
• Patch prototyping the governor to restart the discussion in that space.
• Work on the 3.4 feature list to be circulated among us next week.
• Support for cross-platform provisioning from a single repository
• Finished removal of dependency on Javascript
• Support for running generator against update site
• Refinement of UI workflows
• Artifact repository optimizer for supporting pack200

Week of 20071008

• Simple SWT-based installer
• Overhaul of director/planner API and implementation
• Provisioning symposium at Eclipse Summit Europe 2007
• Working on replacement for Javascript in the Engine
• Working on replacement for XStream

Week of 20071001

• Renamed bundles and packages from org.eclipse.equinox.prov.* to org.eclipse.equinox.p2.*
• Overhaul of artifact/metadata repository API
• New director API to decouple director from engine and allow introspection
• Discussion and rethinking of entry-point concept

Week of 20070924

• Most p2 committers at Equinox Summit 2007
• 3.4 M3 planning

Week of 20070917

• Resolved remaining issues with absolute paths
• Prepared M2 deliverable (agent, and metadata/artifacts for Eclipse SDK 3.4 M2)

Week of 20070910

• Separation of properties views in admin and end-user UI
• UI support for update from admin and end-user UI

Week of 20070903

• UI support for colocated repositories
• UI uses install oracle to prequalify an install
• Branding of eclipse.ini/eclipse.exe files
• Generate proper metadata and artifacts for a JRE
• Investigation of running p2 in a Foundation 1.1 environment
• Review and cleanup of artifact/metadata repository APIs
• UI generates entry point IU's on install

Week of 20070820

• Better error reporting for unsatisfied dependencies from director
• Initial support for rollback
• Initial detection of update between states and improved computation of operations
• Initial support for entry points
• Initial oracle API to allow for filtering of non-installable things
• Initial UI with end user workflow (incomplete)

Week of 20070813

• Added support for selectors (see bug 200104 for details)
• Discussion on role of the director on equinox-dev
• Discussion on the [role of the engine]
• Discussion and implementation of post-processing of downloaded artifacts (see [https://bugs.eclipse.org/bugs/show_bug.cgi?id=197644 bug 197644 for details)
• Support for keeping track of the resolved state of IUs
• Support for multiple versions and singletons in the dependency expander
• Discussions of update/install UI workflows from other RCP apps
• Refactor UI plug-ins to separate common code, end-user UI, and admin UI.

Week of 20070806

• Added automated director tests
• Released support for platform filters
• Improved progress reporting and cancelation
• Design discussions on support for shared installs
• Prepared and release Provisioning M1a containing Eclipse SDK 3.4 M1

Week of 20070730

• Created build scripts for building provisioning metadata and agent
• Prepared and released Equinox p2 M1

Week of 20070723

• Created administrator RCP application (agent UI)
• Created UI views for browsing and manipulating metadata repositories, artifact repositories, and install profiles

Week of 20070716

• Investigation on hooking the metadata generation in the SDK build
• Refactor closure computation of director into a specific class
• Implement a new algorithm for the closure computation, however recommendations have not been moved there
• More work on the uninstall for optional IUs
• MetadataHelper replaced with query facility
• Initial commit of the UI work
• Setup build infrastructure
• Wrap MD generator in ant task

Week of 20070709

• Initial implementation of the recommendations (aka constraints) released. See doc http://wiki.eclipse.org/Equinox_Provisioning_Recommendation_descriptors.
• Initial release of the write API for metadata repository (https://bugs.eclipse.org/bugs/show_bug.cgi?id=194674) and starts usage of it
• First version of uninstall working
• Add progress monitor for UI work
• Setup of build

Week of 20070702

• Combined IDependency and RequiredCapability into one interface
• Refactored NameBasedDependency and FilterBasedDependency into RequiredCapability objects
• Fixed various bugs with filters on RequiredCapability, and added filtering JUnit tests
• Implemented full translation of version ranges into filters