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Write Protocol version to the db so we can perform sanity checks

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This commit is contained in:
obscuren 2014-08-22 11:34:59 +02:00
parent a9f9a59416
commit 836ed9d6b7
2 changed files with 13 additions and 1 deletions
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12
ethereum.go
View File

@ -90,7 +90,6 @@ type Ethereum struct {
} }
func New(db ethutil.Database, clientIdentity ethwire.ClientIdentity, keyManager *ethcrypto.KeyManager, caps Caps, usePnp bool) (*Ethereum, error) { func New(db ethutil.Database, clientIdentity ethwire.ClientIdentity, keyManager *ethcrypto.KeyManager, caps Caps, usePnp bool) (*Ethereum, error) {
var err error var err error
var nat NAT var nat NAT
@ -101,6 +100,8 @@ func New(db ethutil.Database, clientIdentity ethwire.ClientIdentity, keyManager
} }
} }
bootstrapDb(db)
ethutil.Config.Db = db ethutil.Config.Db = db
nonce, _ := ethutil.RandomUint64() nonce, _ := ethutil.RandomUint64()
@ -534,3 +535,12 @@ out:
} }
} }
} }
func bootstrapDb(db ethutil.Database) {
d, _ := db.Get([]byte("ProtocolVersion"))
protov := ethutil.NewValue(d).Uint()
if protov == 0 {
db.Put([]byte("ProtocolVersion"), ethutil.NewValue(ProtocolVersion).Bytes())
}
}

2
ethutil/value.go
View File

@ -141,6 +141,8 @@ func (val *Value) Bytes() []byte {
return []byte(s) return []byte(s)
} else if s, ok := val.Val.(*big.Int); ok { } else if s, ok := val.Val.(*big.Int); ok {
return s.Bytes() return s.Bytes()
} else {
return big.NewInt(val.Int()).Bytes()
} }
return []byte{} return []byte{}