github.com/dominant-strategies/go-quai@v0.28.2/rpc/metrics.go (about)

     1  // Copyright 2020 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package rpc
    18  
    19  import (
    20  	"fmt"
    21  
    22  	"github.com/dominant-strategies/go-quai/metrics"
    23  )
    24  
    25  var (
    26  	rpcRequestGauge        = metrics.NewRegisteredGauge("rpc/requests", nil)
    27  	successfulRequestGauge = metrics.NewRegisteredGauge("rpc/success", nil)
    28  	failedReqeustGauge     = metrics.NewRegisteredGauge("rpc/failure", nil)
    29  	rpcServingTimer        = metrics.NewRegisteredTimer("rpc/duration/all", nil)
    30  )
    31  
    32  func newRPCServingTimer(method string, valid bool) metrics.Timer {
    33  	flag := "success"
    34  	if !valid {
    35  		flag = "failure"
    36  	}
    37  	m := fmt.Sprintf("rpc/duration/%s/%s", method, flag)
    38  	return metrics.GetOrRegisterTimer(m, nil)
    39  }