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-rw-r--r--rpc/metrics.go39
1 files changed, 39 insertions, 0 deletions
diff --git a/rpc/metrics.go b/rpc/metrics.go
new file mode 100644
index 0000000..7fb6fc0
--- /dev/null
+++ b/rpc/metrics.go
@@ -0,0 +1,39 @@
+// Copyright 2020 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
+package rpc
+
+import (
+ "fmt"
+
+ "github.com/ethereum/go-ethereum/metrics"
+)
+
+var (
+ rpcRequestGauge = metrics.NewRegisteredGauge("rpc/requests", nil)
+ successfulRequestGauge = metrics.NewRegisteredGauge("rpc/success", nil)
+ failedReqeustGauge = metrics.NewRegisteredGauge("rpc/failure", nil)
+ rpcServingTimer = metrics.NewRegisteredTimer("rpc/duration/all", nil)
+)
+
+func newRPCServingTimer(method string, valid bool) metrics.Timer {
+ flag := "success"
+ if !valid {
+ flag = "failure"
+ }
+ m := fmt.Sprintf("rpc/duration/%s/%s", method, flag)
+ return metrics.GetOrRegisterTimer(m, nil)
+}