consts

Documentation

Index

• Constants
• type GrpcAppendSpanAttributesFn

Constants

const (
	// DaprInternalSpanAttrPrefix is the internal span attribution prefix.
	// Middleware will not populate it if the span key starts with this prefix.
	DaprInternalSpanAttrPrefix = "__dapr."
	// DaprAPISpanNameInternal is the internal attribution, but not populated to span attribution.
	DaprAPISpanNameInternal = DaprInternalSpanAttrPrefix + "spanname"

	// Span attribute keys
	// Reference trace semantics https://opentelemetry.io/docs/specs/semconv/general/trace
	DBSystemSpanAttributeKey             = string(semconv.DBSystemKey)
	DBNameSpanAttributeKey               = string(semconv.DBNameKey)
	DBStatementSpanAttributeKey          = string(semconv.DBStatementKey)
	DBConnectionStringSpanAttributeKey   = string(semconv.DBConnectionStringKey)
	MessagingSystemSpanAttributeKey      = string(semconv.MessagingSystemKey)
	MessagingDestinationSpanAttributeKey = string(semconv.MessagingDestinationNameKey)
	GrpcServiceSpanAttributeKey          = string(semconv.RPCServiceKey)
	NetPeerNameSpanAttributeKey          = string(semconv.NetPeerNameKey)

	DaprAPISpanAttributeKey           = "dapr.api"
	DaprAPIStatusCodeSpanAttributeKey = "dapr.status_code"
	DaprAPIProtocolSpanAttributeKey   = "dapr.protocol"
	DaprAPIInvokeMethod               = "dapr.invoke_method"
	DaprAPIActorTypeID                = "dapr.actor"

	OtelSpanConvHTTPRequestMethodAttributeKey = "http.request.method"
	OtelSpanConvServerAddressAttributeKey     = "server.address"
	OtelSpanConvServerPortAttributeKey        = "server.port"
	OtelSpanConvURLFullAttributeKey           = "url.full"

	DaprAPIHTTPSpanAttrValue = "http"
	DaprAPIGRPCSpanAttrValue = "grpc"

	StateBuildingBlockType   = "state"
	SecretBuildingBlockType  = "secrets"
	BindingBuildingBlockType = "bindings"
	PubsubBuildingBlockType  = "pubsub"

	DaprGRPCServiceInvocationService = "ServiceInvocation"
	DaprGRPCDaprService              = "Dapr"

	// Keys used in the context's metadata for streaming calls
	// Note: these keys must always be all-lowercase
	DaprCallLocalStreamMethodKey = "__dapr_calllocalstream_method"
)

Types

type GrpcAppendSpanAttributesFn

type GrpcAppendSpanAttributesFn interface {
	// AppendSpanAttributes appends attributes to the map used for the span in tracing for the gRPC method.
	AppendSpanAttributes(rpcMethod string, m map[string]string)
}

GrpcAppendSpanAttributesFn is the interface that applies to gRPC requests that add span attributes.