Merge branch 'main' into feat/bridge_support_TextMap

.github/workflows/benchmark.yml

@@ -4,7 +4,7 @@ on:
     branches:
       - main
 env:
-  DEFAULT_GO_VERSION: 1.16
+  DEFAULT_GO_VERSION: 1.17
 jobs:
   benchmark:
     name: Benchmarks

.github/workflows/ci.yml

@@ -8,7 +8,7 @@ env:
   # Path to where test results will be saved.
   TEST_RESULTS: /tmp/test-results
   # Default minimum version of Go to support.
-  DEFAULT_GO_VERSION: 1.16
+  DEFAULT_GO_VERSION: 1.17
 jobs:
   lint:
     runs-on: ubuntu-latest
@@ -109,7 +109,7 @@ jobs:
   compatibility-test:
     strategy:
       matrix:
-        go-version: [1.18, 1.17, 1.16]
+        go-version: [1.18, 1.17]
         os: [ubuntu-latest, macos-latest, windows-latest]
         # GitHub Actions does not support arm* architectures on default
         # runners. It is possible to acomplish this with a self-hosted runner

.github/workflows/dependabot.yml

@@ -13,7 +13,7 @@ jobs:
         ref: ${{ github.head_ref }}
     - uses: actions/setup-go@v3
       with:
-        go-version: '^1.16.0'
+        go-version: '^1.17.0'
     - uses: evantorrie/mott-the-tidier@v1-beta
       id: modtidy
       with:

CHANGELOG.md

@@ -12,6 +12,10 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 
 - The `crosslink` make target has been updated to use the `go.opentelemetry.io/build-tools/crosslink` package. (#2886)
 
+### Removed
+
+- Support for go1.16. Support is now only for go1.17 and go1.18 (#2917)
+
 ## [1.7.0/0.30.0] - 2022-04-28
 
 ### Added

README.md

@@ -43,26 +43,18 @@ This project is tested on the following systems.
 | ------- | ---------- | ------------ |
 | Ubuntu  | 1.18       | amd64        |
 | Ubuntu  | 1.17       | amd64        |
-| Ubuntu  | 1.16       | amd64        |
 | Ubuntu  | 1.18       | 386          |
 | Ubuntu  | 1.17       | 386          |
-| Ubuntu  | 1.16       | 386          |
 | MacOS   | 1.18       | amd64        |
 | MacOS   | 1.17       | amd64        |
-| MacOS   | 1.16       | amd64        |
 | Windows | 1.18       | amd64        |
 | Windows | 1.17       | amd64        |
-| Windows | 1.16       | amd64        |
 | Windows | 1.18       | 386          |
 | Windows | 1.17       | 386          |
-| Windows | 1.16       | 386          |
 
 While this project should work for other systems, no compatibility guarantees
 are made for those systems currently.
 
-Go 1.18 was added in March of 2022.
-Go 1.16 will be removed around June 2022.
-
 ## Getting Started
 
 You can find a getting started guide on [opentelemetry.io](https://opentelemetry.io/docs/go/getting-started/).

bridge/opencensus/go.mod

@@ -1,6 +1,6 @@
 module go.opentelemetry.io/otel/bridge/opencensus
 
-go 1.16
+go 1.17
 
 require (
 	go.opencensus.io v0.22.6-0.20201102222123-380f4078db9f
@@ -11,6 +11,14 @@ require (
 	go.opentelemetry.io/otel/trace v1.7.0
 )
 
+require (
+	github.com/benbjohnson/clock v1.3.0 // indirect
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6 // indirect
+	golang.org/x/sys v0.0.0-20210423185535-09eb48e85fd7 // indirect
+)
+
 replace go.opentelemetry.io/otel => ../..
 
 replace go.opentelemetry.io/otel/sdk => ../../sdk

bridge/opencensus/test/go.mod

@@ -1,6 +1,6 @@
 module go.opentelemetry.io/otel/bridge/opencensus/test
 
-go 1.16
+go 1.17
 
 require (
 	go.opencensus.io v0.23.0
@@ -10,6 +10,15 @@ require (
 	go.opentelemetry.io/otel/trace v1.7.0
 )
 
+require (
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e // indirect
+	go.opentelemetry.io/otel/metric v0.30.0 // indirect
+	go.opentelemetry.io/otel/sdk/metric v0.30.0 // indirect
+	golang.org/x/sys v0.0.0-20210423185535-09eb48e85fd7 // indirect
+)
+
 replace go.opentelemetry.io/otel => ../../..
 
 replace go.opentelemetry.io/otel/bridge/opencensus => ../

bridge/opentracing/go.mod

@@ -1,6 +1,6 @@
 module go.opentelemetry.io/otel/bridge/opentracing
 
-go 1.16
+go 1.17
 
 replace go.opentelemetry.io/otel => ../..
 
@@ -11,4 +11,9 @@ require (
 	go.opentelemetry.io/otel/trace v1.7.0
 )
 
+require (
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+)
+
 replace go.opentelemetry.io/otel/trace => ../../trace

example/fib/go.mod

@@ -1,6 +1,6 @@
 module go.opentelemetry.io/otel/example/fib
 
-go 1.16
+go 1.17
 
 require (
 	go.opentelemetry.io/otel v1.7.0
@@ -9,6 +9,12 @@ require (
 	go.opentelemetry.io/otel/trace v1.7.0
 )
 
+require (
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	golang.org/x/sys v0.0.0-20210423185535-09eb48e85fd7 // indirect
+)
+
 replace go.opentelemetry.io/otel => ../..
 
 replace go.opentelemetry.io/otel/exporters/stdout/stdouttrace => ../../exporters/stdout/stdouttrace

example/jaeger/go.mod

@@ -1,6 +1,6 @@
 module go.opentelemetry.io/otel/example/jaeger
 
-go 1.16
+go 1.17
 
 replace (
 	go.opentelemetry.io/otel => ../..
@@ -14,4 +14,13 @@ require (
 	go.opentelemetry.io/otel/sdk v1.7.0
 )
 
+require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/stretchr/objx v0.4.0 // indirect
+	go.opentelemetry.io/otel/trace v1.7.0 // indirect
+	golang.org/x/sys v0.0.0-20210423185535-09eb48e85fd7 // indirect
+)
+
 replace go.opentelemetry.io/otel/trace => ../../trace

example/jaeger/go.sum

@@ -1,5 +1,6 @@
-github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
 github.com/go-logr/logr v1.2.3 h1:2DntVwHkVopvECVRSlL5PSo9eG+cAkDCuckLubN+rq0=
 github.com/go-logr/logr v1.2.3/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A=
@@ -9,8 +10,9 @@ github.com/google/go-cmp v0.5.8 h1:e6P7q2lk1O+qJJb4BtCQXlK8vWEO8V1ZeuEdJNOqZyg=
 github.com/google/go-cmp v0.5.8/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/stretchr/objx v0.1.0 h1:4G4v2dO3VZwixGIRoQ5Lfboy6nUhCyYzaqnIAPPhYs4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/objx v0.4.0 h1:M2gUjqZET1qApGOWNSnZ49BAIMX4F/1plDv3+l31EJ4=
+github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/testify v1.7.1 h1:5TQK59W5E3v0r2duFAb7P95B6hEeOyEnHRa8MjYSMTY=
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 golang.org/x/sys v0.0.0-20210423185535-09eb48e85fd7 h1:iGu644GcxtEcrInvDsQRCwJjtCIOlT2V7IRt6ah2Whw=

example/namedtracer/go.mod

@@ -1,6 +1,6 @@
 module go.opentelemetry.io/otel/example/namedtracer
 
-go 1.16
+go 1.17
 
 replace (
 	go.opentelemetry.io/otel => ../..
@@ -15,6 +15,11 @@ require (
 	go.opentelemetry.io/otel/trace v1.7.0
 )
 
+require (
+	github.com/go-logr/logr v1.2.3 // indirect
+	golang.org/x/sys v0.0.0-20210423185535-09eb48e85fd7 // indirect
+)
+
 replace go.opentelemetry.io/otel/trace => ../../trace
 
 replace go.opentelemetry.io/otel/exporters/stdout/stdouttrace => ../../exporters/stdout/stdouttrace

example/opencensus/go.mod

@@ -1,6 +1,6 @@
 module go.opentelemetry.io/otel/example/opencensus
 
-go 1.16
+go 1.17
 
 replace (
 	go.opentelemetry.io/otel => ../..
@@ -18,6 +18,15 @@ require (
 	go.opentelemetry.io/otel/sdk/metric v0.30.0
 )
 
+require (
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6 // indirect
+	go.opentelemetry.io/otel/metric v0.30.0 // indirect
+	go.opentelemetry.io/otel/trace v1.7.0 // indirect
+	golang.org/x/sys v0.0.0-20210423185535-09eb48e85fd7 // indirect
+)
+
 replace go.opentelemetry.io/otel/metric => ../../metric
 
 replace go.opentelemetry.io/otel/sdk/metric => ../../sdk/metric

example/otel-collector/go.mod

@@ -1,6 +1,6 @@
 module go.opentelemetry.io/otel/example/otel-collector
 
-go 1.16
+go 1.17
 
 replace (
 	go.opentelemetry.io/otel => ../..
@@ -15,6 +15,22 @@ require (
 	google.golang.org/grpc v1.46.2
 )
 
+require (
+	github.com/cenkalti/backoff/v4 v4.1.3 // indirect
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/grpc-ecosystem/grpc-gateway/v2 v2.7.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/internal/retry v1.7.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.7.0 // indirect
+	go.opentelemetry.io/proto/otlp v0.16.0 // indirect
+	golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4 // indirect
+	golang.org/x/sys v0.0.0-20210510120138-977fb7262007 // indirect
+	golang.org/x/text v0.3.5 // indirect
+	google.golang.org/genproto v0.0.0-20211118181313-81c1377c94b1 // indirect
+	google.golang.org/protobuf v1.28.0 // indirect
+)
+
 replace go.opentelemetry.io/otel/trace => ../../trace
 
 replace go.opentelemetry.io/otel/exporters/otlp/otlptrace => ../../exporters/otlp/otlptrace

example/passthrough/go.mod

@@ -1,6 +1,6 @@
 module go.opentelemetry.io/otel/example/passthrough
 
-go 1.16
+go 1.17
 
 require (
 	go.opentelemetry.io/otel v1.7.0
@@ -9,6 +9,12 @@ require (
 	go.opentelemetry.io/otel/trace v1.7.0
 )
 
+require (
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	golang.org/x/sys v0.0.0-20210423185535-09eb48e85fd7 // indirect
+)
+
 replace (
 	go.opentelemetry.io/otel => ../..
 	go.opentelemetry.io/otel/sdk => ../../sdk

example/prometheus/go.mod

@@ -1,6 +1,6 @@
 module go.opentelemetry.io/otel/example/prometheus
 
-go 1.16
+go 1.17
 
 replace (
 	go.opentelemetry.io/otel => ../..
@@ -15,6 +15,23 @@ require (
 	go.opentelemetry.io/otel/sdk/metric v0.30.0
 )
 
+require (
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cespare/xxhash/v2 v2.1.2 // indirect
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/golang/protobuf v1.5.2 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
+	github.com/prometheus/client_golang v1.12.2 // indirect
+	github.com/prometheus/client_model v0.2.0 // indirect
+	github.com/prometheus/common v0.32.1 // indirect
+	github.com/prometheus/procfs v0.7.3 // indirect
+	go.opentelemetry.io/otel/sdk v1.7.0 // indirect
+	go.opentelemetry.io/otel/trace v1.7.0 // indirect
+	golang.org/x/sys v0.0.0-20220114195835-da31bd327af9 // indirect
+	google.golang.org/protobuf v1.26.0 // indirect
+)
+
 replace go.opentelemetry.io/otel/metric => ../../metric
 
 replace go.opentelemetry.io/otel/sdk/metric => ../../sdk/metric

example/zipkin/Dockerfile

@@ -11,7 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-FROM golang:1.16-alpine
+FROM golang:1.17-alpine
 COPY . /go/src/github.com/open-telemetry/opentelemetry-go/
 WORKDIR /go/src/github.com/open-telemetry/opentelemetry-go/example/zipkin/
 RUN go install ./main.go

example/zipkin/go.mod

@@ -1,6 +1,6 @@
 module go.opentelemetry.io/otel/example/zipkin
 
-go 1.16
+go 1.17
 
 replace (
 	go.opentelemetry.io/otel => ../..
@@ -15,4 +15,11 @@ require (
 	go.opentelemetry.io/otel/trace v1.7.0
 )
 
+require (
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/openzipkin/zipkin-go v0.4.0 // indirect
+	golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1 // indirect
+)
+
 replace go.opentelemetry.io/otel/trace => ../../trace

exporters/jaeger/go.mod

@@ -1,6 +1,6 @@
 module go.opentelemetry.io/otel/exporters/jaeger
 
-go 1.16
+go 1.17
 
 require (
 	github.com/google/go-cmp v0.5.8
@@ -10,6 +10,16 @@ require (
 	go.opentelemetry.io/otel/trace v1.7.0
 )
 
+require (
+	github.com/davecgh/go-spew v1.1.0 // indirect
+	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/stretchr/objx v0.1.0 // indirect
+	golang.org/x/sys v0.0.0-20210423185535-09eb48e85fd7 // indirect
+	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
+)
+
 replace go.opentelemetry.io/otel/trace => ../../trace
 
 replace go.opentelemetry.io/otel => ../..

exporters/otlp/internal/retry/go.mod

@@ -1,8 +1,14 @@
 module go.opentelemetry.io/otel/exporters/otlp/internal/retry
 
-go 1.16
+go 1.17
 
 require (
 	github.com/cenkalti/backoff/v4 v4.1.3
 	github.com/stretchr/testify v1.7.1
 )
+
+require (
+	github.com/davecgh/go-spew v1.1.0 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
+)