Add Host to contextWithClient

client/client.go

@@ -107,6 +107,9 @@ type Info struct {
 	// this connection.
 	Auth AuthData
 
+	// Host fro the incomping request (http.Request.Host)
+	Host string
+
 	// Metadata is the request metadata from the client connecting to this connector.
 	// Experimental: *NOTE* this structure is subject to change or removal in the future.
 	Metadata Metadata

config/confighttp/clientinfohandler.go

@@ -53,6 +53,8 @@ func contextWithClient(req *http.Request, includeMetadata bool) context.Context
 		cl.Metadata = client.NewMetadata(req.Header.Clone())
 	}
 
+	cl.Host = req.Host
+
 	ctx := client.NewContext(req.Context(), cl)
 	return ctx
 }

config/confighttp/confighttp_test.go

@@ -780,6 +780,15 @@ func TestContextWithClient(t *testing.T) {
 				Metadata: client.NewMetadata(map[string][]string{"x-test-header": {"test-value"}}),
 			},
 		},
+		{
+			desc: "request with Host",
+			input: &http.Request{
+				Host: "localhost:55443",
+			},
+			expected: client.Info{
+				Host: "localhost:55443",
+			},
+		},
 	}
 	for _, tC := range testCases {
 		t.Run(tC.desc, func(t *testing.T) {