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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package otelgrpc // import "go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc"
import (
"go.opentelemetry.io/otel/attribute"
semconv "go.opentelemetry.io/otel/semconv/v1.17.0"
)
// Semantic conventions for attribute keys for gRPC.
const (
// Name of message transmitted or received.
RPCNameKey = attribute.Key("name")
// Type of message transmitted or received.
RPCMessageTypeKey = attribute.Key("message.type")
// Identifier of message transmitted or received.
RPCMessageIDKey = attribute.Key("message.id")
// The compressed size of the message transmitted or received in bytes.
RPCMessageCompressedSizeKey = attribute.Key("message.compressed_size")
// The uncompressed size of the message transmitted or received in
// bytes.
RPCMessageUncompressedSizeKey = attribute.Key("message.uncompressed_size")
)
// Semantic conventions for common RPC attributes.
var (
// Semantic convention for gRPC as the remoting system.
RPCSystemGRPC = semconv.RPCSystemGRPC
// Semantic convention for a message named message.
RPCNameMessage = RPCNameKey.String("message")
// Semantic conventions for RPC message types.
RPCMessageTypeSent = RPCMessageTypeKey.String("SENT")
RPCMessageTypeReceived = RPCMessageTypeKey.String("RECEIVED")
)
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