From 2c06012753adf3ac376a5343b3c023e092ce1e9b Mon Sep 17 00:00:00 2001 From: Pavel <177363085+pkcll@users.noreply.github.com> Date: Tue, 14 Oct 2025 21:33:51 -0400 Subject: [PATCH] Enable otelgrpc metrics, tracing for chipingress client --- pkg/chipingress/README.md | 49 ++++++++++++++++++++++++++++ pkg/chipingress/client.go | 27 ++++++++++++++++ pkg/chipingress/go.mod | 21 ++++++++---- pkg/chipingress/go.sum | 67 +++++++++++++++++++++------------------ 4 files changed, 127 insertions(+), 37 deletions(-) diff --git a/pkg/chipingress/README.md b/pkg/chipingress/README.md index 6e2bd4db0d..b4c64a38aa 100644 --- a/pkg/chipingress/README.md +++ b/pkg/chipingress/README.md @@ -8,6 +8,7 @@ ChipIngress is a gRPC client library for interacting with the ChipIngress servic - **Authentication Support**: Multiple authentication methods including basic auth and token-based auth - **Secure Communication**: Support for both TLS and insecure connections - **Event Management**: Utilities for creating, converting, and managing CloudEvents +- **OpenTelemetry Integration**: Built-in OpenTelemetry support for distributed tracing and metrics ## Installation @@ -84,12 +85,60 @@ if err != nil { } ``` +### OpenTelemetry Integration + +The client automatically instruments gRPC calls with OpenTelemetry for distributed tracing and metrics. + +#### Using Global Providers + +By default, the client uses the global OpenTelemetry providers: + +```go +import ( + "go.opentelemetry.io/otel" + "go.opentelemetry.io/otel/sdk/trace" +) + +// Set up your OpenTelemetry tracer provider +tp := trace.NewTracerProvider(...) +otel.SetTracerProvider(tp) + +// Create client - it will automatically use the global tracer +client, err := chipingress.NewClient("example.com:9090", chipingress.WithTLS()) +``` + +#### Using Custom Providers + +You can also pass custom MeterProvider and TracerProvider instances to the client: + +```go +import ( + "go.opentelemetry.io/otel/metric" + "go.opentelemetry.io/otel/sdk/metric" + "go.opentelemetry.io/otel/sdk/trace" + "go.opentelemetry.io/otel/trace" +) + +// Create custom providers +meterProvider := metric.NewMeterProvider(...) +tracerProvider := trace.NewTracerProvider(...) + +// Create client with custom providers +client, err := chipingress.NewClient("example.com:9090", + chipingress.WithTLS(), + chipingress.WithMeterProvider(meterProvider), + chipingress.WithTracerProvider(tracerProvider)) +``` + +The client uses `otelgrpc.NewClientHandler()` to automatically create spans for all gRPC calls, including metrics for request duration, message sizes, and error rates. + ## Dependencies - `github.com/cloudevents/sdk-go/v2` - CloudEvents SDK - `github.com/google/uuid` - UUID generation - `google.golang.org/grpc` - gRPC communication - `google.golang.org/protobuf` - Protocol buffer support +- `go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc` - OpenTelemetry gRPC instrumentation ## License diff --git a/pkg/chipingress/client.go b/pkg/chipingress/client.go index c4e45cc943..c4044c071e 100644 --- a/pkg/chipingress/client.go +++ b/pkg/chipingress/client.go @@ -8,6 +8,9 @@ import ( "time" "github.com/google/uuid" + "go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc" + "go.opentelemetry.io/otel/metric" + "go.opentelemetry.io/otel/trace" "google.golang.org/grpc" "google.golang.org/grpc/credentials" "google.golang.org/grpc/credentials/insecure" @@ -41,6 +44,8 @@ type clientConfig struct { headerProvider HeaderProvider insecureConnection bool host string + meterProvider metric.MeterProvider + tracerProvider trace.TracerProvider } func newClientConfig(host string) *clientConfig { @@ -68,8 +73,18 @@ func NewClient(address string, opts ...Opt) (Client, error) { for _, opt := range opts { opt(cfg) } + // Build otelgrpc handler options + var otelOpts []otelgrpc.Option + if cfg.meterProvider != nil { + otelOpts = append(otelOpts, otelgrpc.WithMeterProvider(cfg.meterProvider)) + } + if cfg.tracerProvider != nil { + otelOpts = append(otelOpts, otelgrpc.WithTracerProvider(cfg.tracerProvider)) + } + grpcOpts := []grpc.DialOption{ grpc.WithTransportCredentials(cfg.transportCredentials), + grpc.WithStatsHandler(otelgrpc.NewClientHandler(otelOpts...)), } // Auth if cfg.perRPCCredentials != nil { @@ -162,6 +177,18 @@ func WithTLS() Opt { } } +// WithMeterProvider sets a custom OpenTelemetry MeterProvider for metrics collection. +// If not set, the global meter provider will be used. +func WithMeterProvider(provider metric.MeterProvider) Opt { + return func(c *clientConfig) { c.meterProvider = provider } +} + +// WithTracerProvider sets a custom OpenTelemetry TracerProvider for distributed tracing. +// If not set, the global tracer provider will be used. +func WithTracerProvider(provider trace.TracerProvider) Opt { + return func(c *clientConfig) { c.tracerProvider = provider } +} + // newHeaderInterceptor creates a unary interceptor that adds headers from a HeaderProvider func newHeaderInterceptor(provider HeaderProvider) grpc.UnaryClientInterceptor { return func(ctx context.Context, method string, req, reply interface{}, cc *grpc.ClientConn, invoker grpc.UnaryInvoker, opts ...grpc.CallOption) error { diff --git a/pkg/chipingress/go.mod b/pkg/chipingress/go.mod index 4d62484563..03eb84537c 100644 --- a/pkg/chipingress/go.mod +++ b/pkg/chipingress/go.mod @@ -6,24 +6,31 @@ require ( github.com/cloudevents/sdk-go/binding/format/protobuf/v2 v2.16.1 github.com/cloudevents/sdk-go/v2 v2.16.1 github.com/google/uuid v1.6.0 - github.com/stretchr/testify v1.10.0 - google.golang.org/grpc v1.72.1 - google.golang.org/protobuf v1.36.6 + github.com/stretchr/testify v1.11.1 + go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.63.0 + go.opentelemetry.io/otel/metric v1.38.0 + go.opentelemetry.io/otel/trace v1.38.0 + google.golang.org/grpc v1.75.0 + google.golang.org/protobuf v1.36.8 ) require ( github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect + github.com/go-logr/logr v1.4.3 // indirect + github.com/go-logr/stdr v1.2.2 // indirect github.com/json-iterator/go v1.1.12 // indirect github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect github.com/modern-go/reflect2 v1.0.2 // indirect github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect github.com/stretchr/objx v0.5.2 // indirect + go.opentelemetry.io/auto/sdk v1.1.0 // indirect + go.opentelemetry.io/otel v1.38.0 // indirect go.uber.org/multierr v1.11.0 // indirect go.uber.org/zap v1.27.0 // indirect - golang.org/x/net v0.40.0 // indirect - golang.org/x/sys v0.33.0 // indirect - golang.org/x/text v0.25.0 // indirect - google.golang.org/genproto/googleapis/rpc v0.0.0-20250519155744-55703ea1f237 // indirect + golang.org/x/net v0.43.0 // indirect + golang.org/x/sys v0.35.0 // indirect + golang.org/x/text v0.28.0 // indirect + google.golang.org/genproto/googleapis/rpc v0.0.0-20250825161204-c5933d9347a5 // indirect gopkg.in/yaml.v3 v3.0.1 // indirect ) diff --git a/pkg/chipingress/go.sum b/pkg/chipingress/go.sum index 0885747af9..4c417c7e80 100644 --- a/pkg/chipingress/go.sum +++ b/pkg/chipingress/go.sum @@ -6,8 +6,9 @@ github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM= github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= -github.com/go-logr/logr v1.4.2 h1:6pFjapn8bFcIbiKo3XT4j/BhANplGihG6tvd+8rYgrY= -github.com/go-logr/logr v1.4.2/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= +github.com/go-logr/logr v1.2.2/go.mod h1:jdQByPbusPIv2/zmleS9BjJVeZ6kBagPoEUsqbVz/1A= +github.com/go-logr/logr v1.4.3 h1:CjnDlHq8ikf6E492q6eKboGOC0T8CDaOvkHCIg8idEI= +github.com/go-logr/logr v1.4.3/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY= github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag= github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE= github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek= @@ -19,6 +20,8 @@ github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0= github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM= github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo= +github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE= +github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk= github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE= github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= @@ -26,53 +29,57 @@ github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M= github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk= -github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e h1:fD57ERR4JtEqsWbfPhv4DMiApHyliiK5xCTNVSPiaAs= -github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 h1:Jamvg5psRIccs7FGNTlIRMkT8wgtp5eCXdBlqhYGL6U= github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= +github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR38lUII= +github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o= github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= github.com/stretchr/objx v0.5.2 h1:xuMeJ0Sdp5ZMRXx/aWO6RZxdr3beISkG5/G/aIRr3pY= github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/8L+MA= github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= -github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA= -github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY= +github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U= +github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U= github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw= github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc= go.opentelemetry.io/auto/sdk v1.1.0 h1:cH53jehLUN6UFLY71z+NDOiNJqDdPRaXzTel0sJySYA= go.opentelemetry.io/auto/sdk v1.1.0/go.mod h1:3wSPjt5PWp2RhlCcmmOial7AvC4DQqZb7a7wCow3W8A= -go.opentelemetry.io/otel v1.34.0 h1:zRLXxLCgL1WyKsPVrgbSdMN4c0FMkDAskSTQP+0hdUY= -go.opentelemetry.io/otel v1.34.0/go.mod h1:OWFPOQ+h4G8xpyjgqo4SxJYdDQ/qmRH+wivy7zzx9oI= -go.opentelemetry.io/otel/metric v1.34.0 h1:+eTR3U0MyfWjRDhmFMxe2SsW64QrZ84AOhvqS7Y+PoQ= -go.opentelemetry.io/otel/metric v1.34.0/go.mod h1:CEDrp0fy2D0MvkXE+dPV7cMi8tWZwX3dmaIhwPOaqHE= -go.opentelemetry.io/otel/sdk v1.34.0 h1:95zS4k/2GOy069d321O8jWgYsW3MzVV+KuSPKp7Wr1A= -go.opentelemetry.io/otel/sdk v1.34.0/go.mod h1:0e/pNiaMAqaykJGKbi+tSjWfNNHMTxoC9qANsCzbyxU= -go.opentelemetry.io/otel/sdk/metric 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v1.38.0 h1:l48sr5YbNf2hpCUj/FoGhW9yDkl+Ma+LrVl8qaM5b+E= +go.opentelemetry.io/otel/sdk v1.38.0/go.mod h1:ghmNdGlVemJI3+ZB5iDEuk4bWA3GkTpW+DOoZMYBVVg= +go.opentelemetry.io/otel/sdk/metric v1.38.0 h1:aSH66iL0aZqo//xXzQLYozmWrXxyFkBJ6qT5wthqPoM= +go.opentelemetry.io/otel/sdk/metric v1.38.0/go.mod h1:dg9PBnW9XdQ1Hd6ZnRz689CbtrUp0wMMs9iPcgT9EZA= +go.opentelemetry.io/otel/trace v1.38.0 h1:Fxk5bKrDZJUH+AMyyIXGcFAPah0oRcT+LuNtJrmcNLE= +go.opentelemetry.io/otel/trace v1.38.0/go.mod h1:j1P9ivuFsTceSWe1oY+EeW3sc+Pp42sO++GHkg4wwhs= go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto= go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE= go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0= go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y= go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8= go.uber.org/zap v1.27.0/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E= 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