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Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog.

This project adheres to Semantic Versioning.

Unreleased

Added

  • Add instrumentation for the github.com/aws/aws-lambda-go package. (#882)
  • Add resource detector for AWS Lambda. (#882)

Changed

  • otelmongodb span attributes, name and span status now conform to specification. (#769)

Fixed

  • Fix span not marked as error in otelhttp.Transport when RoundTrip fails with an error. (#950)

0.22.0 - 2021-07-26

Added

  • Add the zpages span processor. (#894)

Changed

  • The b3.B3 type has been removed. b3.New() and b3.WithInjectEncoding(encoding) are added to replace it. (#868)

Fixed

  • Fix deadlocks and race conditions in otelsarama.WrapAsyncProducer. The messaging.message_id and messaging.kafka.partition attributes are now not set if a message was not processed. (#754) (#755) (#881)
  • Fix otelsarama.WrapAsyncProducer so that the messages from the Errors channel contain the original Metadata. (#754)

0.21.0 - 2021-06-18

Fixed

  • Dockerfile based examples for otelgin and otelmacaron. (#767)

Changed

  • Supported minimum version of Go bumped from 1.14 to 1.15. (#787)
  • EKS Resource Detector now use the Kubernetes Go client to obtain the ConfigMap. (#813)

Removed

  • Remove service name from otelmongodb configuration and span attributes. (#763)

0.20.0 - 2021-04-23

Changed

  • The go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo instrumentation now accepts a WithCommandAttributeDisabled, so the caller can specify whether to opt-out of tracing the mongo command. (#712)
  • Upgrade to v0.20.0 of go.opentelemetry.io/otel. (#758)
  • The B3 and Jaeger propagators now store their debug or deferred state in the context.Context instead of the SpanContext. (#758)

0.19.0 - 2021-03-19

Changed

  • Upgrade to v0.19.0 of go.opentelemetry.io/otel.
  • Fix Span names created in HTTP Instrumentation package to conform with guidelines. (#757)

0.18.0 - 2021-03-04

Fixed

  • otelmemcache no longer sets span status to OK instead of leaving it unset. (#477)
  • Fix goroutine leak in gRPC StreamClientInterceptor. (#581)

Removed

  • Remove service name from otelmemcache configuration and span attributes. (#477)

0.17.0 - 2021-02-15

Added

  • Add ot-tracer propagator (#562)

Changed

  • Rename project default branch from master to main.

Fixed

  • Added failure message for AWS ECS resource detector for better debugging (#568)
  • Goroutine leak in gRPC StreamClientInterceptor while streamer returns an error. (#581)

0.16.0 - 2021-01-13

Fixed

  • Fix module path for AWS ECS resource detector (#517)

0.15.1 - 2020-12-14

Added

  • Add registry link check to Makefile and pre-release script. (#446)
  • A new AWS X-Ray ID Generator (#459)
  • Migrate CircleCI jobs to GitHub Actions (#476)
  • Add CodeQL GitHub Action (#506)
  • Add gosec workflow to GitHub Actions (#507)

Fixed

  • Fixes the body replacement in otelhttp to not to mutate a nil body. (#484)

0.15.0 - 2020-12-11

Added

  • A new Amazon EKS resource detector. (#465)
  • A new gcp.CloudRun detector for detecting resource from a Cloud Run instance. (#455)

0.14.0 - 2020-11-20

Added

  • otelhttp.{Get,Head,Post,PostForm} convenience wrappers for their http counterparts. (#390)
  • The AWS detector now adds the cloud zone, host image ID, host type, and host name to the returned Resource. (#410)
  • Add Amazon ECS Resource Detector for AWS X-Ray. (#466)
  • Add propagator for AWS X-Ray (#462)

Changed

  • Add semantic version to Tracer / Meter created by instrumentation packages otelsaram, otelrestful, otelmongo, otelhttp and otelhttptrace. (#412)
  • Update instrumentation guidelines about tracer / meter semantic version. (#412)
  • Replace internal tracer and meter helpers by helpers from go.opentelemetry.io/otel. (#414)
  • gRPC instrumentation sets span attribute rpc.grpc.status_code. (#453)

Fixed

  • /detectors/aws no longer fails if instance metadata is not available (e.g. not running in AWS) (#401)
  • The AWS detector now returns a partial resource and an appropriate error if it encounters an error part way through determining a Resource identity. (#410)
  • The host instrumentation unit test has been updated to not depend on the system it runs on. (#426)

0.13.0 - 2020-10-09

Added

  • A Jaeger propagator. (#375)

Changed

  • The go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc package instrumentation no longer accepts a Tracer as an argument to the interceptor function. Instead, a new WithTracerProvider option is added to configure the TracerProvider used when creating the Tracer for the instrumentation. (#373)
  • The go.opentelemetry.io/contrib/instrumentation/gopkg.in/macaron.v1/otelmacaron instrumentation now accepts a TracerProvider rather than a Tracer. (#374)
  • Remove go.opentelemetry.io/otel/sdk dependency from instrumentation. (#381)
  • Use httpsnoop in go.opentelemetry.io/contrib/instrumentation/github.com/gorilla/mux/otelmux to ensure http.ResponseWriter additional interfaces are preserved. (#388)

Fixed

  • The go.opentelemetry.io/contrib/instrumentation/github.com/labstack/echo/otelecho.Middleware no longer sends duplicate errors to the global ErrorHandler. (#377, #364)
  • The import comment in go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp is now correctly quoted. (#379)
  • The B3 propagator sets the sample bitmask when the sampling decision is debug. (#369)

0.12.0 - 2020-09-25

Changed

  • Replace WithTracer with WithTracerProvider in the go.opentelemetry.io/contrib/instrumentation/gopkg.in/macaron.v1/otelmacaron instrumentation. (#374)

Added

  • Benchmark tests for the gRPC instrumentation. (#296)
  • Integration testing for the gRPC instrumentation. (#297)
  • Allow custom labels to be added to net/http metrics. (#306)
  • Added B3 propagator, moving it out of open.telemetry.io/otel repo. (#344)

Changed

  • Unify instrumentation about provider options for go.mongodb.org/mongo-driver, gin-gonic/gin, gorilla/mux, labstack/echo, emicklei/go-restful, bradfitz/gomemcache, Shopify/sarama, net/http and beego. (#303)
  • Update instrumentation guidelines about uniform provider options. Also, update style guide. (#303)
  • Make config struct of instrumentation unexported. (#303)
  • Instrumentations have been updated to adhere to the configuration style guide's updated recommendation to use newConfig() instead of configure(). (#336)
  • A new instrumentation naming scheme is implemented to avoid package name conflicts for instrumented packages while still remaining discoverable. (#359)
    • google.golang.org/grpc -> google.golang.org/grpc/otelgrpc
    • go.mongodb.org/mongo-driver -> go.mongodb.org/mongo-driver/mongo/otelmongo
    • net/http -> net/http/otelhttp
    • net/http/httptrace -> net/http/httptrace/otelhttptrace
    • github.com/labstack/echo -> github.com/labstack/echo/otelecho
    • github.com/bradfitz/gomemcache -> github.com/bradfitz/gomemcache/memcache/otelmemcache
    • github.com/gin-gonic/gin -> github.com/gin-gonic/gin/otelgin
    • github.com/gocql/gocql -> github.com/gocql/gocql/otelgocql
    • github.com/emicklei/go-restful -> github.com/emicklei/go-restful/otelrestful
    • github.com/Shopify/sarama -> github.com/Shopify/sarama/otelsarama
    • github.com/gorilla/mux -> github.com/gorilla/mux/otelmux
    • github.com/astaxie/beego -> github.com/astaxie/beego/otelbeego
    • gopkg.in/macaron.v1 -> gopkg.in/macaron.v1/otelmacaron
  • Rename OTelBeegoHandler to Handler in the go.opentelemetry.io/contrib/instrumentation/github.com/astaxie/beego/otelbeego package. (#359)

0.11.0 - 2020-08-25

Added

  • Top-level Version() and SemVersion() functions defining the current version of the contrib package. (#225)
  • Instrumentation for the github.com/astaxie/beego package. (#200)
  • Instrumentation for the github.com/bradfitz/gomemcache package. (#204)
  • Host metrics instrumentation. (#231)
  • Cortex histogram and distribution support. (#237)
  • Cortex example project. (#238)
  • Cortex HTTP authentication. (#246)

Changed

  • Remove service name as a parameter of Sarama instrumentation. (#221)
  • Replace WithTracer with WithTracerProvider in Sarama instrumentation. (#221)
  • Switch to use common top-level module SemVersion() when creating versioned tracer in bradfitz/gomemcache. (#226)
  • Use IntegrationShouldRun in gomemcache_test. (#254)
  • Use Go 1.15 for CI builds. (#236)
  • Improved configuration for runtime instrumentation. (#224)

Fixed

  • Update dependabot configuration to include newly added bradfitz/gomemcache package. (#226)
  • Correct runtime instrumentation name. (#241)

0.10.1 - 2020-08-13

Added

  • The go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc module has been added to replace the instrumentation that had previoiusly existed in the go.opentelemetry.io/otel/instrumentation/grpctrace package. (#189)
  • Instrumentation for the stdlib net/http and net/http/httptrace packages. (#190)
  • Initial Cortex exporter. (#202, #205, #210, #211, #215)

Fixed

  • Bump google.golang.org/grpc from 1.30.0 to 1.31.0. (#166)
  • Bump go.mongodb.org/mongo-driver from 1.3.5 to 1.4.0 in /instrumentation/go.mongodb.org/mongo-driver. (#170)
  • Bump google.golang.org/grpc in /instrumentation/github.com/gin-gonic/gin. (#173)
  • Bump google.golang.org/grpc in /instrumentation/github.com/labstack/echo. (#176)
  • Bump google.golang.org/grpc from 1.30.0 to 1.31.0 in /instrumentation/github.com/Shopify/sarama. (#179)
  • Bump cloud.google.com/go from 0.61.0 to 0.63.0 in /detectors/gcp. (#181, #199)
  • Bump github.com/aws/aws-sdk-go from 1.33.15 to 1.34.1 in /detectors/aws. (#184, #192, #193, #198, #201, #203)
  • Bump github.com/golangci/golangci-lint from 1.29.0 to 1.30.0 in /tools. (#186)
  • Setup CI to run tests that require external resources (Cassandra and MongoDB). (#191)
  • Bump github.com/Shopify/sarama from 1.26.4 to 1.27.0 in /instrumentation/github.com/Shopify/sarama. (#206)

0.10.0 - 2020-07-31

This release upgrades its go.opentelemetry.io/otel dependency to v0.10.0 and includes new instrumentation for popular Kafka and Cassandra clients.

Added

  • A detector that generate resources from GCE instance. (#132)
  • A detector that generate resources from AWS instances. (#139)
  • Instrumentation for the Kafka client github.com/Shopify/sarama. (#134, #153)
  • Links and status message for mock span in the internal testing library. (#134)
  • Instrumentation for the Cassandra client github.com/gocql/gocql. (#137)
  • A detector that generate resources from GKE clusters. (#154)

Fixed

  • Bump github.com/aws/aws-sdk-go from 1.33.8 to 1.33.15 in /detectors/aws. (#155, #157, #159, #162)
  • Bump github.com/golangci/golangci-lint from 1.28.3 to 1.29.0 in /tools. (#146)

0.9.0 - 2020-07-20

This release upgrades its go.opentelemetry.io/otel dependency to v0.9.0.

Fixed

  • Bump github.com/emicklei/go-restful/v3 from 3.0.0 to 3.2.0 in /instrumentation/github.com/emicklei/go-restful. (#133)
  • Update dependabot configuration to correctly check all included packages. (#131)
  • Update RELEASING.md with correct tag.sh command. (#130)

0.8.0 - 2020-07-10

This release upgrades its go.opentelemetry.io/otel dependency to v0.8.0, includes minor fixes, and new instrumentation.

Added

  • Create this CHANGELOG.md. (#114)
  • Add emicklei/go-restful/v3 trace instrumentation. (#115)

Changed

  • Update CONTRIBUTING.md to ask for updates to CHANGELOG.md with each pull request. (#114)
  • Move all github.com package instrumentation under a github.com directory. (#118)

Fixed

  • Update README to include information about external instrumentation. To start, this includes native instrumentation found in the go-redis/redis package. (#117)
  • Bump github.com/golangci/golangci-lint from 1.27.0 to 1.28.2 in /tools. (#122, #123, #125)
  • Bump go.mongodb.org/mongo-driver from 1.3.4 to 1.3.5 in /instrumentation/go.mongodb.org/mongo-driver. (#124)

0.7.0 - 2020-06-29

This release upgrades its go.opentelemetry.io/otel dependency to v0.7.0.

Added

  • Create RELEASING.md instructions. (#101)
  • Apply transitive dependabot go.mod updates as part of a new automatic Github workflow. (#94)
  • New dependabot integration to automate package upgrades. (#61)
  • Add automatic tag generation script for release. (#60)

Changed

  • Upgrade Datadog metrics exporter to include Resource tags. (#46)
  • Added output validation to Datadog example. (#96)
  • Move Macaron package to match layout guidelines. (#92)
  • Update top-level README and instrumentation README. (#92)
  • Bump google.golang.org/grpc from 1.29.1 to 1.30.0. (#99)
  • Bump github.com/golangci/golangci-lint from 1.21.0 to 1.27.0 in /tools. (#77)
  • Bump go.mongodb.org/mongo-driver from 1.3.2 to 1.3.4 in /instrumentation/go.mongodb.org/mongo-driver. (#76)
  • Bump github.com/stretchr/testify from 1.5.1 to 1.6.1. (#74)
  • Bump gopkg.in/macaron.v1 from 1.3.5 to 1.3.9 in /instrumentation/macaron. (#68)
  • Bump github.com/gin-gonic/gin from 1.6.2 to 1.6.3 in /instrumentation/gin-gonic/gin. (#73)
  • Bump github.com/DataDog/datadog-go from 3.5.0+incompatible to 3.7.2+incompatible in /exporters/metric/datadog. (#78)
  • Replaced internal/trace/http.go helpers with api/standard helpers from otel-go repo. (#112)

0.6.1 - 2020-06-08

First official tagged release of contrib repository.

Added

  • labstack/echo trace instrumentation (#42)
  • mongodb trace instrumentation (#26)
  • Go Runtime metrics (#9)
  • gorilla/mux trace instrumentation (#19)
  • gin-gonic trace instrumentation (#15)
  • macaron trace instrumentation (#20)
  • dogstatsd metrics exporter (#10)
  • datadog metrics exporter (#22)
  • Tags to all modules in repository
  • Repository folder structure and automated build (#3)

Changes

  • Prefix support for dogstatsd (#34)
  • Update Go Runtime package to use batch observer (#44)