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| author | gary rong <garyrong0905@gmail.com> | 2019-05-27 17:05:45 +0800 |
|---|---|---|
| committer | Péter Szilágyi <peterke@gmail.com> | 2019-05-27 17:05:45 +0800 |
| commit | 611113e9678b8118e5ec624d9e9f0999f1d4a081 (patch) | |
| tree | f993b283458137f106d328a1816677225ff9779c | |
| parent | 4e0c1a1a6b97ad062d79c7c8717273cc51f0111c (diff) | |
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core: never delete genesis block (#19617)
| -rw-r--r-- | core/blockchain.go | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/core/blockchain.go b/core/blockchain.go index 7ab6806c2..60707281c 100644 --- a/core/blockchain.go +++ b/core/blockchain.go @@ -1076,8 +1076,11 @@ func (bc *BlockChain) InsertReceiptChain(blockChain types.Blocks, receiptChain [ // Wipe out canonical block data. for _, block := range append(deleted, blockChain...) { - rawdb.DeleteBlockWithoutNumber(batch, block.Hash(), block.NumberU64()) - rawdb.DeleteCanonicalHash(batch, block.NumberU64()) + // Always keep genesis block in active database. + if block.NumberU64() != 0 { + rawdb.DeleteBlockWithoutNumber(batch, block.Hash(), block.NumberU64()) + rawdb.DeleteCanonicalHash(batch, block.NumberU64()) + } } if err := batch.Write(); err != nil { return 0, err @@ -1086,8 +1089,11 @@ func (bc *BlockChain) InsertReceiptChain(blockChain types.Blocks, receiptChain [ // Wipe out side chain too. for _, block := range append(deleted, blockChain...) { - for _, hash := range rawdb.ReadAllHashes(bc.db, block.NumberU64()) { - rawdb.DeleteBlock(batch, hash, block.NumberU64()) + // Always keep genesis block in active database. + if block.NumberU64() != 0 { + for _, hash := range rawdb.ReadAllHashes(bc.db, block.NumberU64()) { + rawdb.DeleteBlock(batch, hash, block.NumberU64()) + } } } if err := batch.Write(); err != nil { |