Version 1.3.0

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 -all jar (#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