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2452c7403b
* Add loadHotStateByRoot * Touchup loadHotStateByRoot * Tests Co-authored-by: prylabs-bulldozer[bot] <58059840+prylabs-bulldozer[bot]@users.noreply.github.com>
39 lines
1.3 KiB
Go
39 lines
1.3 KiB
Go
package stategen
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import (
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"sync"
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"github.com/prysmaticlabs/prysm/beacon-chain/cache"
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"github.com/prysmaticlabs/prysm/beacon-chain/db"
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"github.com/prysmaticlabs/prysm/shared/params"
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)
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// State represents a management object that handles the internal
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// logic of maintaining both hot and cold states in DB.
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type State struct {
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beaconDB db.NoHeadAccessDatabase
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lastArchivedSlot uint64
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epochBoundarySlotToRoot map[uint64][32]byte
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epochBoundaryLock sync.RWMutex
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hotStateCache *cache.HotStateCache
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}
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// New returns a new state management object.
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func New(db db.NoHeadAccessDatabase) *State {
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return &State{
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beaconDB: db,
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epochBoundarySlotToRoot: make(map[uint64][32]byte),
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hotStateCache: cache.NewHotStateCache(),
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}
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}
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// This verifies the archive point frequency is valid. It checks the interval
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// is a divisor of the number of slots per epoch. This ensures we have at least one
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// archive point within range of our state root history when iterating
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// backwards. It also ensures the archive points align with hot state summaries
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// which makes it quicker to migrate hot to cold.
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func verifySlotsPerArchivePoint(slotsPerArchivePoint uint64) bool {
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return slotsPerArchivePoint > 0 &&
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slotsPerArchivePoint%params.BeaconConfig().SlotsPerEpoch == 0
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}
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