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eth/catalyst: reset to current header if chain is rewound (in dev mode) #27992

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merged 8 commits into from
Aug 25, 2023

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jsvisa
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@jsvisa jsvisa commented Aug 23, 2023

fix #27990

@jsvisa jsvisa requested a review from gballet as a code owner August 23, 2023 15:18
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An edge case is if SetHead is invoked after the check you have added, and before the end of sealBlock. One change that needs to be made is adding a check that returns from sealBlock if the ForkChoiceStatus returned from ForkChoiceUpdatedV2 (on line 147) is engine.STATUS_SYNCING.

I'm looking to see if anything else needs to be done.

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We will also want to check if GetBlockByNumber returns nil at https://github.com/ethereum/go-ethereum/blob/master/eth/catalyst/simulated_beacon.go#L166

Signed-off-by: jsvisa <delweng@gmail.com>
Signed-off-by: jsvisa <delweng@gmail.com>
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jsvisa commented Aug 24, 2023

@jwasinger thanks for the advice, PTAL :)

@holiman holiman changed the title eth/catalyst: reset to current header if chain is rewinded eth/catalyst: reset to current header if chain is rewound Aug 24, 2023
@holiman holiman changed the title eth/catalyst: reset to current header if chain is rewound eth/catalyst: reset to current header if chain is rewound (in dev mode) Aug 24, 2023
eth/catalyst/simulated_beacon.go Outdated Show resolved Hide resolved
eth/catalyst/simulated_beacon.go Outdated Show resolved Hide resolved
jsvisa and others added 2 commits August 24, 2023 14:39
Co-authored-by: Martin Holst Swende <martin@swende.se>
Signed-off-by: jsvisa <delweng@gmail.com>
jsvisa and others added 3 commits August 24, 2023 18:15
Signed-off-by: jsvisa <delweng@gmail.com>
…in rewind. move calculation of finalized block hash into its own function
Signed-off-by: jsvisa <delweng@gmail.com>
@holiman holiman added this to the 1.13.0 milestone Aug 25, 2023
@holiman holiman merged commit cde462c into ethereum:master Aug 25, 2023
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Comment on lines +148 to +149
finalizedHash := c.finalizedBlockHash(header.Number.Uint64())
c.setCurrentState(header.Hash(), *finalizedHash)
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finalizedHash can be nil, should have nil check here.

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@jwasinger jwasinger Oct 11, 2023

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Yes, it could happen in theory but should be extremely unlikely: a setHead which rolls back to before the latest finalized block would have to occur between the execution of line 147 and 148.

devopsbo3 pushed a commit to HorizenOfficial/go-ethereum that referenced this pull request Nov 10, 2023
…e) (ethereum#27992)



Signed-off-by: jsvisa <delweng@gmail.com>
Co-authored-by: Jared Wasinger <j-wasinger@hotmail.com>
devopsbo3 added a commit to HorizenOfficial/go-ethereum that referenced this pull request Nov 10, 2023
devopsbo3 added a commit to HorizenOfficial/go-ethereum that referenced this pull request Nov 10, 2023
sduchesneau pushed a commit to streamingfast/go-ethereum that referenced this pull request Jan 4, 2024
…e) (ethereum#27992)

Signed-off-by: jsvisa <delweng@gmail.com>
Co-authored-by: Jared Wasinger <j-wasinger@hotmail.com>
(cherry picked from commit cde462c)
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Calling debug_setHead crashes geth with SIGSEGV in dev mode.
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