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Weak subjectivity minor refactoring (#8715)

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* Add IsWithinWeakSubjectivityPeriod helper method

* Add LatestWeakSubjectivityEpoch method

* ParseWeakSubjectivityInputString helper

* switch to Checkpoint

Co-authored-by: Raul Jordan <raul@prysmaticlabs.com>
This commit is contained in:
Victor Farazdagi
2021-04-06 17:32:49 +03:00
committed by GitHub
parent 91df0112c7
commit 74d0134ee3
10 changed files with 159 additions and 171 deletions
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2
cmd/beacon-chain/flags/base.go
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@@ -156,7 +156,7 @@ var (
// WeakSubjectivityCheckpt defines the weak subjectivity checkpoint the node must sync through to defend against long range attacks.
WeakSubjectivityCheckpt = &cli.StringFlag{
Name: "weak-subjectivity-checkpoint",
Usage: "Input in `block_root:epoch_number` format. This guarantee that syncing leads to the given Weak Subjectivity Checkpoint being in the canonical chain. " +
Usage: "Input in `block_root:epoch_number` format. This guarantees that syncing leads to the given Weak Subjectivity Checkpoint along the canonical chain. " +
"If such a sync is not possible, the node will treat it a critical and irrecoverable failure",
Value: "",
}