opengrok

• fix repository discovery in Docker

• the Docker environment variable REINDEX was renamed to SYNC_PERIOD_MINUTES

• --ignore_project option for opengrok-sync to ignore project(s)
• more IndexDatabase metrics
• set requests timeout for the Python tools (exposed with --api_timeout option, default is 60 seconds)

• Docker main script rewritten to Python and changed to use per project workflow
  • see https://github.com/oracle/opengrok/wiki/Per-project-management-and-workflow
• OpenGrok now requires Tomcat 10
  • or container that supports Servlet API 5
• Python tools now support custom HTTP headers everywhere
  • this is handy when running indexer in separate machine/VM so that API token
    can be used
• history cache item creation times now reported with FINER log level

• Lucene 8.8.0
• indexes are now checked during web app startup
• API to get last indexed time
• new --token Indexer option to supply authentication token
  • to use when web app is running on different host

• close inactive LDAP servers in the authorization framework
• the -T indexer option now sets thread pool size for repository invalidation
• suggester rebuild/init is now gracefully terminated on undeploy

• compressed archives now have a xref
• efficiency LDAP server fixes
• change /system/pathdesc API endpoint to accept JSON
• get rid of Jar Scanner related exceptions during web app deploy

• it is now possible to access RESTful API using Bearer token (otherwise it is necessary to go through localhost like before)
• the authorization framework now supports the OPTIONAL flag

• better exception handling for path normalization
• API calls using suggester rebuild should be all async now

• the indexer -s option now support file argument with the @ prefix
• suggester API endpoints are now asynchronous w.r.t. suggester rebuild
• better error handling of RESTful API calls in Python tools
• repository scanning speed up (with lots of repositories with deep trees)

• much faster GitRepository#isWorking()
  • handy when working with lots of Git repositories
• Speed up IndexDatabase.accept()
• use correct suggester meters when recording latencies

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• Java 11 is minimum version to compile/run
• Python tools now make it possible to specify custom pull/incoming commands
• default path of the dtags.eftar file for path descriptions has changed to the data root

NOTE: no need to reindex from scratch

• XSS JS module updated
• better debug messages in LdapFilterPlugin

• added options to set parallelism level of history cache creation:
  • --historyThreads
  • --historyRenamedThreads (only makes sense with --renamedHistory=on)
• R language support
• parallelized repository scan (when running the indexer with -S)