v0.93.0

The OpenTelemetry Collector Contrib contains everything in the opentelemetry-collector release, be sure to check the release notes there as well.

User facing changes

🛑 Breaking changes 🛑

• azuremonitorexporter: Fixed an issue where span attributes with double and int values were incorrectly added to the measurements field in the Application Insights schema. These attributes are now correctly placed in the properties field. (#29683)

• vcenterreceiver: Bump "receiver.vcenter.emitPerfMetricsWithObjects" feature gate (#30615)

• docker: Adopt api_version as strings to correct invalid float truncation (#24025)

• extension/filestorage: Replace path-unsafe characters in component names (#3148)
  The feature gate extension.filestorage.replaceUnsafeCharacters is now enabled by default.
  See the File Storage extension's README for details.

• postgresqlreceiver: add schema attribute to postgresqlreceiver (#29559)
  Adds a new resource attribute to the PSQL receiver to store the schema of the table or index
  Existing table attributes are adjusted to not include the schema, which was inconsistently used

🚩 Deprecations 🚩

• mdatagen: Deprecate mdatagen in preparation for its move to opentelemetry-collector (#30497)

🚀 New components 🚀

• solarwindsapmsettingsextension: added configuration and readme (#27668)
• alertmanagerexporter: Add Alertmanager exporter to builder config (#23569)
• otelarrow: Skeleton of new OpenTelemetry Protocol with Apache Arrow Exporter. (#26491)
• osqueryreceiver: Adds osquery receiver skeleton (#30375)

💡 Enhancements 💡

• pkg/stanza: Add a json array parser operator and an assign keys transformer. (#30321)
  Json array parser opreator can be used to parse a json array string input into a list of objects. |
  Assign keys transformer can be used to assigns keys from the configuration to an input list

• splunkhecexporter: Batch data according to access token and index, if present. (#30404)

• awscloudwatchlogsexporter: Add instrumentation scope in log records exported to CloudWatch logs (#30316, #29884)

• cassandraexporter: added authorization by username and password (#27827)

• lokiexporter: migrate metrics to use OpenTelemetry (#30170)

• cmd/telemetrygen: This updates telemetrygen to create multiple child spans per trace and enhances the tool's functionality for load testing the remote tracing backend. (#30687)

• cmd/telemetrygen: This updates telemetrygen with TLS/mTLS options to test the security of telemetry ingestion services and infrastructure for secure communication. To illustrate the usage, a new example, secure-tracing is added to examples collection. (#29681)

• k8sattributesprocessor: Apply lifecycle tests to k8sprocessor, change its behavior to report fatal error (#30387)

• k8sclusterreceiver: add new disabled os.description, k8s.container_runtime.version resource attributes (#30342)

• k8sclusterreceiver: add os.type resource attribute (#30342)

• kubeletstatsreceiver: Add new *.cpu.usage metrics. (#25901)

• oidcauthextension: Move validation logic outside of the extension creation, to the configuration validation (#30460)

• datadogexporter: Add support for setting host tags via host metadata. (#30680)
  When the datadog.host.use_as_metadata resource attribute is set to true:

  • Nonempty string-value resource attributes starting with datadog.host.tag. will be added as host tags for the host associated with the resource.
  • deployment.environment and k8s.cluster.name as mapped to Datadog names and added as host tags for the host associated with the resource.

• opensearchexporter: added opensearch exporter to the contrib distribution metadata (#30183)

• pkg/ottl: Add flatten function for flattening maps (#30455)

• redisreciever: adds metric for slave_repl_offset (#6942)
  also adds a shell script to set up docker-compose integration test

• exporter/datadogexporter: Add kafka metrics mapping. This allows users of the JMX Receiver/JMX Metrics Gatherer and kafka metrics receiver to have access to the OOTB kafka Dashboard. (#30731)

• receiver/sqlquery: Add debug log when running SQL query (#29672)

• cmd/opampsupervisor: Use a bootstrapping flow to get the Collector's agent description. (#21071)

🧰 Bug fixes 🧰

• receiver/filelog: fix panic after upgrading from v0.71.0 when using storage (#30235)
• clickhouseexporter: Fix clickhouse exporter insert metrics data bug (#30210)
• prometheusremotewriteexporter: Check if the context was canceled by a timeout in the component level to avoid unnecessary retries. (#30308)
• elasticsearchreceifver: Fix nil panic on non-linux systems (#30140)
• kafkareceiver: The Kafka receiver now exports some partition-specific metrics per-partition, with a partition tag (#30177)
  The following metrics now render per partition:
  • kafka_receiver_messages
  • kafka_receiver_current_offset
  • kafka_receiver_offset_lag

API changes

🛑 Breaking changes 🛑

• testbed: Remove unused AWS XRay mock receiver (#30381)
• docker: Adopt api_version as strings to correct invalid float truncation (#24025)
• prometheusreceiver: Consolidate Config members and remove the need of placeholders. (#29901)
• all: Remove obsolete "// +build" directive (#30651)
• testbed: Expand TestCase capabilities with broken out LoadGenerator interface (#30303)

🚩 Deprecations 🚩

• pkg/stanza: Deprecate pkg/stanza/attrs package in favor of pkg/stanza/fileconsumer/attrs (#30449)

💡 Enhancements 💡

• testbed: Adds and adopts new WithEnvVar child process option, moving GOMAXPROCS=2 to initializations (#30491)