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-rw-r--r--eth/metrics.go16
1 files changed, 16 insertions, 0 deletions
diff --git a/eth/metrics.go b/eth/metrics.go
index 950b50296..132172cb5 100644
--- a/eth/metrics.go
+++ b/eth/metrics.go
@@ -1,3 +1,19 @@
+// Copyright 2015 The go-ethereum Authors
+// This file is part of go-ethereum.
+//
+// go-ethereum 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.
+//
+// go-ethereum 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 go-ethereum. If not, see <http://www.gnu.org/licenses/>.
+
package eth
import (