Finish adding example

Author: gdfast

internal/examples/go.mod

@@ -9,6 +9,7 @@ require (
 	github.com/open-telemetry/opamp-go v0.1.0
 	github.com/shirou/gopsutil v3.21.11+incompatible
 	github.com/stretchr/testify v1.8.4
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.49.0
 	go.opentelemetry.io/otel v1.24.0
 	go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetrichttp v1.24.0
 	go.opentelemetry.io/otel/metric v1.24.0
@@ -19,12 +20,13 @@ require (
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/felixge/httpsnoop v1.0.4 // indirect
 	github.com/fsnotify/fsnotify v1.4.9 // indirect
 	github.com/go-logr/logr v1.4.1 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
-	github.com/gorilla/websocket v1.5.1 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/gorilla/websocket v1.5.1 // indirect
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.19.1 // indirect
 	github.com/mitchellh/copystructure v1.2.0 // indirect
 	github.com/mitchellh/mapstructure v1.4.1 // indirect

internal/examples/go.sum

@@ -21,6 +21,8 @@ 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/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
 github.com/fatih/structs v1.1.0/go.mod h1:9NiDSp5zOcgEDl+j00MP/WkGVPOlPRLejGD8Ga6PJ7M=
+github.com/felixge/httpsnoop v1.0.4 h1:NFTV2Zj1bL4mc9sqWACXbQFVBBg2W3GPvqp8/ESS2Wg=
+github.com/felixge/httpsnoop v1.0.4/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=
 github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/go-ldap/ldap v3.0.2+incompatible/go.mod h1:qfd9rJvER9Q0/D/Sqn1DfHRoBp40uXYvFoEVrNEPqRc=
@@ -127,6 +129,8 @@ github.com/tklauser/numcpus v0.3.0 h1:ILuRUQBtssgnxw0XXIjKUC56fgnOrFoQQ/4+DeU2bi
 github.com/tklauser/numcpus v0.3.0/go.mod h1:yFGUr7TUHQRAhyqBcEg0Ge34zDBAsIvJJcyE6boqnA8=
 github.com/yusufpapurcu/wmi v1.2.2 h1:KBNDSne4vP5mbSWnJbO+51IMOXJB67QiYCSBrubbPRg=
 github.com/yusufpapurcu/wmi v1.2.2/go.mod h1:SBZ9tNy3G9/m5Oi98Zks0QjeHVDvuK0qfxQmPyzfmi0=
+go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.49.0 h1:jq9TW8u3so/bN+JPT166wjOI6/vQPF6Xe7nMNIltagk=
+go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.49.0/go.mod h1:p8pYQP+m5XfbZm9fxtSKAbM6oIllS7s2AfxrChvc7iw=
 go.opentelemetry.io/otel v1.24.0 h1:0LAOdjNmQeSTzGBzduGe/rU4tZhMwL5rWgtp9Ku5Jfo=
 go.opentelemetry.io/otel v1.24.0/go.mod h1:W7b9Ozg4nkF5tWI5zsXkaKKDjdVjpD4oAt9Qi/MArHo=
 go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetrichttp v1.24.0 h1:mM8nKi6/iFQ0iqst80wDHU2ge198Ye/TfN0WBS5U24Y=

internal/examples/server/opampsrv/opampsrv.go

@@ -6,12 +6,13 @@ import (
 	"net/http"
 	"os"
 
+	"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp"
+
 	"github.com/open-telemetry/opamp-go/internal"
 	"github.com/open-telemetry/opamp-go/internal/examples/server/data"
 	"github.com/open-telemetry/opamp-go/protobufs"
 	"github.com/open-telemetry/opamp-go/server"
 	"github.com/open-telemetry/opamp-go/server/types"
-	"go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp"
 )
 
 type Server struct {
@@ -55,7 +56,7 @@ func (srv *Server) Start() {
 			},
 		},
 		ListenEndpoint: "127.0.0.1:4320",
-		HTTPMiddleware: otelhttp.NewMiddleware("HTTP POST"),
+		HTTPMiddleware: otelhttp.NewMiddleware("HTTP opamp-go"),
 	}
 	tlsConfig, err := internal.CreateServerTLSConfig(
 		"../../certs/certs/ca.cert.pem",