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79 lines
2.2 KiB
79 lines
2.2 KiB
package effective
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// Eligibility represents ability to participate in EPoS auction
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// that occurs just once an epoch on beaconchain
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type Eligibility byte
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const (
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// Nil is a default state that represents a no-op
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Nil Eligibility = iota
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// Active means allowed in epos auction
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Active
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// Inactive means validator did not sign enough over 66%
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// of the time in an epoch and so they are removed from
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// the possibility of being in the epos auction, which happens
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// only once an epoch and only
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// by beaconchain, aka shard.BeaconChainShardID
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Inactive
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// Banned records whether this validator is banned
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// from the network because they double-signed
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// it can never be undone
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Banned
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)
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// Candidacy is a more semantically meaningful
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// value that is derived from core protocol logic but
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// meant more for the presentation of user, like at RPC
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type Candidacy byte
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const (
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// Unknown ..
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Unknown Candidacy = iota
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// ForeverBanned ..
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ForeverBanned
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// Candidate ..
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Candidate = iota
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// NotCandidate ..
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NotCandidate
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// ElectedAndSigning ..
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ElectedAndSigning
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// ElectedAndFellBelowThreshold ..
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ElectedAndFellBelowThreshold
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)
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func (c Candidacy) String() string {
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switch c {
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case ForeverBanned:
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return "banned forever from network because was caught double-signing"
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case Candidate:
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return "eligible to be elected next epoch"
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case NotCandidate:
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return "not eligible to be elected next epoch"
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case ElectedAndSigning:
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return "currently elected and signing enough blocks to " +
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"be eligible for election next epoch"
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case ElectedAndFellBelowThreshold:
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return "currently elected and not signing enough " +
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"blocks to be eligible for election next epoch"
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default:
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return "unknown"
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}
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}
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// ValidatorStatus ..
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func ValidatorStatus(currentlyInCommittee bool, status Eligibility) Candidacy {
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switch {
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case status == Banned:
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return ForeverBanned
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case currentlyInCommittee && status == Active:
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return ElectedAndSigning
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case !currentlyInCommittee && status == Active:
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return Candidate
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case currentlyInCommittee && status != Active:
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return ElectedAndFellBelowThreshold
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case !currentlyInCommittee && status != Active:
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return NotCandidate
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default:
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return Unknown
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}
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}
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