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-rw-r--r--eth/backend.go39
1 files changed, 21 insertions, 18 deletions
diff --git a/eth/backend.go b/eth/backend.go
index 5969c238c..cef0fe3ab 100644
--- a/eth/backend.go
+++ b/eth/backend.go
@@ -249,32 +249,35 @@ func New(config *Config) (*Ethereum, error) {
if err != nil {
return nil, fmt.Errorf("blockchain db err: %v", err)
}
- blockDb.(*ethdb.LDBDatabase).GetMeter = metrics.GetOrRegisterMeter("eth/db/block/Gets", metrics.DefaultRegistry)
- blockDb.(*ethdb.LDBDatabase).PutMeter = metrics.GetOrRegisterMeter("eth/db/block/Puts", metrics.DefaultRegistry)
- blockDb.(*ethdb.LDBDatabase).DelMeter = metrics.GetOrRegisterMeter("eth/db/block/Dels", metrics.DefaultRegistry)
- blockDb.(*ethdb.LDBDatabase).ReadMeter = metrics.GetOrRegisterMeter("eth/db/block/Reads", metrics.DefaultRegistry)
- blockDb.(*ethdb.LDBDatabase).WriteMeter = metrics.GetOrRegisterMeter("eth/db/block/Writes", metrics.DefaultRegistry)
-
+ if db, ok := blockDb.(*ethdb.LDBDatabase); ok {
+ db.GetMeter = metrics.GetOrRegisterMeter("eth/db/block/Gets", metrics.DefaultRegistry)
+ db.PutMeter = metrics.GetOrRegisterMeter("eth/db/block/Puts", metrics.DefaultRegistry)
+ db.DelMeter = metrics.GetOrRegisterMeter("eth/db/block/Dels", metrics.DefaultRegistry)
+ db.ReadMeter = metrics.GetOrRegisterMeter("eth/db/block/Reads", metrics.DefaultRegistry)
+ db.WriteMeter = metrics.GetOrRegisterMeter("eth/db/block/Writes", metrics.DefaultRegistry)
+ }
stateDb, err := newdb(filepath.Join(config.DataDir, "state"))
if err != nil {
return nil, fmt.Errorf("state db err: %v", err)
}
- stateDb.(*ethdb.LDBDatabase).GetMeter = metrics.GetOrRegisterMeter("eth/db/state/Gets", metrics.DefaultRegistry)
- stateDb.(*ethdb.LDBDatabase).PutMeter = metrics.GetOrRegisterMeter("eth/db/state/Puts", metrics.DefaultRegistry)
- stateDb.(*ethdb.LDBDatabase).DelMeter = metrics.GetOrRegisterMeter("eth/db/state/Dels", metrics.DefaultRegistry)
- stateDb.(*ethdb.LDBDatabase).ReadMeter = metrics.GetOrRegisterMeter("eth/db/state/Reads", metrics.DefaultRegistry)
- stateDb.(*ethdb.LDBDatabase).WriteMeter = metrics.GetOrRegisterMeter("eth/db/state/Writes", metrics.DefaultRegistry)
-
+ if db, ok := stateDb.(*ethdb.LDBDatabase); ok {
+ db.GetMeter = metrics.GetOrRegisterMeter("eth/db/state/Gets", metrics.DefaultRegistry)
+ db.PutMeter = metrics.GetOrRegisterMeter("eth/db/state/Puts", metrics.DefaultRegistry)
+ db.DelMeter = metrics.GetOrRegisterMeter("eth/db/state/Dels", metrics.DefaultRegistry)
+ db.ReadMeter = metrics.GetOrRegisterMeter("eth/db/state/Reads", metrics.DefaultRegistry)
+ db.WriteMeter = metrics.GetOrRegisterMeter("eth/db/state/Writes", metrics.DefaultRegistry)
+ }
extraDb, err := newdb(filepath.Join(config.DataDir, "extra"))
if err != nil {
return nil, fmt.Errorf("extra db err: %v", err)
}
- extraDb.(*ethdb.LDBDatabase).GetMeter = metrics.GetOrRegisterMeter("eth/db/extra/Gets", metrics.DefaultRegistry)
- extraDb.(*ethdb.LDBDatabase).PutMeter = metrics.GetOrRegisterMeter("eth/db/extra/Puts", metrics.DefaultRegistry)
- extraDb.(*ethdb.LDBDatabase).DelMeter = metrics.GetOrRegisterMeter("eth/db/extra/Dels", metrics.DefaultRegistry)
- extraDb.(*ethdb.LDBDatabase).ReadMeter = metrics.GetOrRegisterMeter("eth/db/extra/Reads", metrics.DefaultRegistry)
- extraDb.(*ethdb.LDBDatabase).WriteMeter = metrics.GetOrRegisterMeter("eth/db/extra/Writes", metrics.DefaultRegistry)
-
+ if db, ok := extraDb.(*ethdb.LDBDatabase); ok {
+ db.GetMeter = metrics.GetOrRegisterMeter("eth/db/extra/Gets", metrics.DefaultRegistry)
+ db.PutMeter = metrics.GetOrRegisterMeter("eth/db/extra/Puts", metrics.DefaultRegistry)
+ db.DelMeter = metrics.GetOrRegisterMeter("eth/db/extra/Dels", metrics.DefaultRegistry)
+ db.ReadMeter = metrics.GetOrRegisterMeter("eth/db/extra/Reads", metrics.DefaultRegistry)
+ db.WriteMeter = metrics.GetOrRegisterMeter("eth/db/extra/Writes", metrics.DefaultRegistry)
+ }
nodeDb := filepath.Join(config.DataDir, "nodes")
// Perform database sanity checks