This release requires the use of OpenTelemetry Java SDK 1.3.0.
Note that all artifacts other than io.opentelemetry.javaagent:opentelemetry-javaagent have the -alpha suffix attached to their version number, reflecting that they are still alpha quality and will continue to have breaking changes. Please see the VERSIONING.md for more details.
🌟 New javaagent instrumentation
- Spring Integration javaagent instrumentation (#3295)
🌟 New library instrumentation
- Spring Integration library instrumentation (#3120)
📈 Enhancements
- Support peer-service-mapping in OkHttp3 instrumentation (#3063)
- Low cardinality span names for Hibernate spans (#3106)
- Propagate context to armeria callbacks (#3108)
- Add attributes to netty connection failure span (#3115)
- Defer initialization of OpenTelemetry in spring-boot-autoconfigure (#3171)
- Support couchbase 3.1.6 (#3194)
- New experimental support for agent extensions (#2881, #3071, #3226, #3237)
- Propagate context to akka http callbacks (#3263)
☢️ Behavioral changes
- Update agent logger prefix (#3007)
- Remove khttp instrumentation (#3087)
- Enable akka actor instrumentation by default (#3173)
🛠️ Bug fixes
- Remove Netty instrumented handler wrapper when original handler is removed (#3026)
- Fix memory leak when Netty handler is a lambda (#3059)
- Fix race condition on Undertow (#2992)
- Remove db.connection_string from redis instrumentation (#3094)
- Fix context propagation leak in Akka instrumentation (#3099)
- Fix webflux handler span sporadically not ending (#3150)
- End span on cancellation of subscription to reactive publishers (#3153)
- End span on cancellation of Guava future (#3175)
- Create Netty connection failure span only when first operation fails (#3228)
- Internal instrumentation should always be enabled by default (#3257)
- Fix context propagation leak in Akka HTTP instrumentation (#3264)
- Only include exporters in the
-alljar (#3286) - Fix ForkJoinPool sometimes not instrumented (#3293)
🧰 Tooling
- Migrate MuzzlePlugin to Java (#2996, #3017)
- Refactor TypeInstrumentation#transformers() method (#3019)
- Change a couple of Longs to Integers in Instrumenter API (#3043)
- Add peer.service to Instrumenter API (#3050)
- Add response type parameter to db attributes extractor (#3093)
- Add optimized Attributes implementation for Instrumenter (#3136)
- Rename ComponentInstaller to AgentListener and add #order() method (#3182)
- Update ByteBuddy (#3254)
- Introduce IgnoredTypesConfigurer SPI to enable defining per-module ignores (#3219)
- Extract agent shadow configuration to conventions script (#3256)
- Deprecate SpanExporterFactory in favor of ConfigurableSpanExporterProvider (#3299)
- Refactor span names class (#3281)
- Move http client/server testing dependencies to internal package (#3305)
🙇 Thank you
This release was possible thanks to the following contributors who shared their brilliant ideas and awesome pull requests:
@agoallikmaa
@anuraaga
@ben-manes
@breedx-splk
@dengliming
@HaloFour
@iNikem
@jkwatson
@kubawach
@laurit
@mateuszrzeszutek
@matthias-huber
@michaelbannister
@minwoox
@necrolyte2
@robododge
@tobias-
@trask
@tylerbenson
@WillsonHG