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skywalking/CHANGES.md

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Release Notes.

8.8.0

Project

OAP Server

  • Fix CVE-2021-35515, CVE-2021-35516, CVE-2021-35517, CVE-2021-36090. Upgrade org.apache.commons:commons-compress to 1.21.
  • kubernetes java client upgrade from 12.0.1 to 13.0.0
  • Add event http receiver
  • Support Metric level function serviceRelation in MAL.
  • Support envoy metrics binding into the topology.
  • Fix openapi-definitions folder not being read correctly.
  • Trace segment wouldn't be recognized as a TopN sample service. Add through #4694 experimentally, but it caused performance impact.
  • Remove version and endTime in the segment entity. Reduce indexing payload.
  • Fix mapper_parsing_exception in ElasticSearch 7.14.
  • Support component IDs for Go-Kratos framework.
  • [Break Change] Remove endpoint name in the trace query condition. Only support query by endpoint id.
  • Fix ProfileSnapshotExporterTest case on OpenJDK Runtime Environment AdoptOpenJDK-11.0.11+9 (build 11.0.11+9), MacOS.
  • [Break Change] Remove page path in the browser log query condition. Only support query by page path id.
  • [Break Change] Remove endpoint name in the backend log query condition. Only support query by endpoint id.
  • [Break Change] Fix typo for a column page_path_id(was pate_path_id) of storage entity browser_error_log.
  • Add component id for Python falcon plugin.
  • Add rpcStatusCode for rpc.status_code tag. The responseCode field is marked as deprecated and replaced by httpResponseStatusCode field.
  • Remove the duplicated tags to reduce the storage payload.
  • Add a new API to test log analysis language.
  • Harden the security of Groovy-based DSL, MAL and LAL.
  • Fix distinct in Service/Instance/Endpoint query is not working.
  • Support collection type in dynamic configuration core.
  • Support zookeeper grouped dynamic configurations.
  • Fix NPE when OAP nodes synchronize events with each other in cluster mode.
  • Support k8s configmap grouped dynamic configurations.
  • Add desc sort function in H2 and ElasticSearch implementations of IBrowserLogQueryDAO
  • Support configure sampling policy by configuration module dynamically and static configuration file trace-sampling-policy-settings.yml for service dimension on the backend side. Dynamic configurations agent-analyzer.default.sampleRate and agent-analyzer.default.slowTraceSegmentThreshold are replaced by agent-analyzer.default.traceSamplingPolicy. Static configurations agent-analyzer.default.sampleRate and agent-analyzer.default.slowTraceSegmentThreshold are replaced by agent-analyzer.default.traceSamplingPolicySettingsFile.
  • Fix dynamic configuration watch implementation current value not null when the config is deleted.
  • Fix LoggingConfigWatcher return watch.value would not consistent with the real configuration content.
  • Fix ZookeeperConfigWatcherRegister.readConfig() could cause NPE when data.getData() is null.
  • Support nacos grouped dynamic configurations.
  • Support for filter function filtering of int type values.
  • Support mTLS for gRPC channel.
  • Add yaml file suffix limit when reading ui templates.
  • Support consul grouped dynamic configurations.
  • Fix H2MetadataQueryDAO.searchService doesn't support auto grouping.
  • Rebuilt ElasticSearch client on top of their REST API.
  • Fix ElasticSearch storage plugin doesn't work when hot reloading from secretsManagementFile.

UI

  • Fix not found error when refresh UI.
  • Update endpointName to endpointId in the query trace condition.
  • Add Python falcon icon on the UI.
  • Fix searching endpoints with keywords.
  • Support clicking the service name in the chart to link to the trace or log page.
  • Implement the Log Analysis Language text regexp debugger.

Documentation

  • Add a section in Log Collecting And Analysis doc, introducing the new Python agent log reporter.
  • Add one missing step in otel-receiver doc about how to activate the default receiver.
  • Reorganize dynamic configuration doc.
  • Add more description about meter configurations in backend-meter doc.

All issues and pull requests are here

Find change logs of all versions here.