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commits.go
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commits.go
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// (c) 2019 Dapper Labs - ALL RIGHTS RESERVED
package operation
import (
"github.com/dgraph-io/badger/v2"
"github.com/onflow/flow-go/model/flow"
)
// IndexStateCommitment indexes a state commitment.
//
// State commitments are keyed by the block whose execution results in the state with the given commit.
func IndexStateCommitment(blockID flow.Identifier, commit flow.StateCommitment) func(*badger.Txn) error {
return insert(makePrefix(codeCommit, blockID), commit)
}
// BatchIndexStateCommitment indexes a state commitment into a batch
//
// State commitments are keyed by the block whose execution results in the state with the given commit.
func BatchIndexStateCommitment(blockID flow.Identifier, commit flow.StateCommitment) func(batch *badger.WriteBatch) error {
return batchWrite(makePrefix(codeCommit, blockID), commit)
}
// LookupStateCommitment gets a state commitment keyed by block ID
//
// State commitments are keyed by the block whose execution results in the state with the given commit.
func LookupStateCommitment(blockID flow.Identifier, commit *flow.StateCommitment) func(*badger.Txn) error {
return retrieve(makePrefix(codeCommit, blockID), commit)
}
// RemoveStateCommitment removes the state commitment by block ID
func RemoveStateCommitment(blockID flow.Identifier) func(*badger.Txn) error {
return remove(makePrefix(codeCommit, blockID))
}
// BatchRemoveStateCommitment batch removes the state commitment by block ID
// No errors are expected during normal operation, even if no entries are matched.
// If Badger unexpectedly fails to process the request, the error is wrapped in a generic error and returned.
func BatchRemoveStateCommitment(blockID flow.Identifier) func(batch *badger.WriteBatch) error {
return batchRemove(makePrefix(codeCommit, blockID))
}