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core: aiming genesis when middle block is missing #22135

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Merged
merged 2 commits into from
Jan 25, 2021
Merged

core: aiming genesis when middle block is missing #22135

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3fc6f1c
core: amining genesis when middle block is missing
rjl493456442 Jan 7, 2021
b70ce58
Update core/blockchain.go
rjl493456442 Jan 12, 2021
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9 changes: 7 additions & 2 deletions core/blockchain.go
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Original file line number Diff line number Diff line change
Expand Up @@ -528,8 +528,13 @@ func (bc *BlockChain) SetHeadBeyondRoot(head uint64, root common.Hash) (uint64,
if _, err := state.New(newHeadBlock.Root(), bc.stateCache, bc.snaps); err != nil {
log.Trace("Block state missing, rewinding further", "number", newHeadBlock.NumberU64(), "hash", newHeadBlock.Hash())
if pivot == nil || newHeadBlock.NumberU64() > *pivot {
newHeadBlock = bc.GetBlock(newHeadBlock.ParentHash(), newHeadBlock.NumberU64()-1)
continue
parent := bc.GetBlock(newHeadBlock.ParentHash(), newHeadBlock.NumberU64()-1)
if parent != nil {
newHeadBlock = parent
continue
}
log.Error("Miss block in middle, aiming genesis", "number", newHeadBlock.NumberU64()-1, "hash", newHeadBlock.ParentHash())
newHeadBlock = bc.genesisBlock
} else {
log.Trace("Rewind passed pivot, aiming genesis", "number", newHeadBlock.NumberU64(), "hash", newHeadBlock.Hash(), "pivot", *pivot)
newHeadBlock = bc.genesisBlock
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