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dex/vendor/github.com/grpc-ecosystem/go-grpc-prometheus/util.go

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2017-12-22 01:53:45 +05:30
// Copyright 2016 Michal Witkowski. All Rights Reserved.
// See LICENSE for licensing terms.
package grpc_prometheus
import (
"strings"
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
)
type grpcType string
const (
Unary grpcType = "unary"
ClientStream grpcType = "client_stream"
ServerStream grpcType = "server_stream"
BidiStream grpcType = "bidi_stream"
)
var (
allCodes = []codes.Code{
codes.OK, codes.Canceled, codes.Unknown, codes.InvalidArgument, codes.DeadlineExceeded, codes.NotFound,
codes.AlreadyExists, codes.PermissionDenied, codes.Unauthenticated, codes.ResourceExhausted,
codes.FailedPrecondition, codes.Aborted, codes.OutOfRange, codes.Unimplemented, codes.Internal,
codes.Unavailable, codes.DataLoss,
}
)
func splitMethodName(fullMethodName string) (string, string) {
fullMethodName = strings.TrimPrefix(fullMethodName, "/") // remove leading slash
if i := strings.Index(fullMethodName, "/"); i >= 0 {
return fullMethodName[:i], fullMethodName[i+1:]
}
return "unknown", "unknown"
}
func typeFromMethodInfo(mInfo *grpc.MethodInfo) grpcType {
if mInfo.IsClientStream == false && mInfo.IsServerStream == false {
return Unary
}
if mInfo.IsClientStream == true && mInfo.IsServerStream == false {
return ClientStream
}
if mInfo.IsClientStream == false && mInfo.IsServerStream == true {
return ServerStream
}
return BidiStream
}