/
util.go
73 lines (65 loc) · 2.47 KB
/
util.go
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// Copyright (c) 2021 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package grpc
import (
"fmt"
"net/url"
"go.uber.org/yarpc/pkg/procedure"
"go.uber.org/yarpc/yarpcerrors"
)
const defaultServiceName = "__default__"
func procedureNameToServiceNameMethodName(procedureName string) (string, string, error) {
serviceName, methodName := procedure.FromName(procedureName)
if serviceName == "" {
return "", "", yarpcerrors.InvalidArgumentErrorf("invalid procedure name: %s", procedureName)
}
if methodName == "" {
methodName = serviceName
serviceName = defaultServiceName
}
return url.QueryEscape(serviceName), url.QueryEscape(methodName), nil
}
func procedureNameToFullMethod(procedureName string) (string, error) {
serviceName, methodName, err := procedureNameToServiceNameMethodName(procedureName)
if err != nil {
return "", err
}
return toFullMethod(serviceName, methodName), nil
}
func toFullMethod(serviceName string, methodName string) string {
if serviceName == "" {
serviceName = defaultServiceName
}
return fmt.Sprintf("/%s/%s", serviceName, methodName)
}
func procedureToName(serviceName string, methodName string) (string, error) {
serviceName, err := url.QueryUnescape(serviceName)
if err != nil {
return "", err
}
methodName, err = url.QueryUnescape(methodName)
if err != nil {
return "", err
}
if serviceName == defaultServiceName {
return methodName, nil
}
return procedure.ToName(serviceName, methodName), nil
}