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b00aaef202
* Add entry for sequence number in chain-metadata bucket & Basic getter/setter * Mark p2p-metadata flag as deprecated * Fix metaDataFromConfig: use DB instead to get seqnum * Save sequence number after updating the metadata * Fix beacon-chain/p2p unit tests: add DB in config * Add changelog * Add ReadOnlyDatabaseWithSeqNum * Code suggestion from Manu * Remove seqnum getter at interface --------- Co-authored-by: james-prysm <90280386+james-prysm@users.noreply.github.com>
37 lines
1.9 KiB
Go
37 lines
1.9 KiB
Go
package db
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import "github.com/OffchainLabs/prysm/v6/beacon-chain/db/iface"
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// ReadOnlyDatabase exposes Prysm's Ethereum data backend for read access only, no information about
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// head info. For head info, use github.com/prysmaticlabs/prysm/blockchain.HeadFetcher.
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type ReadOnlyDatabase = iface.ReadOnlyDatabase
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// NoHeadAccessDatabase exposes Prysm's Ethereum data backend for read/write access, no information
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// about head info. For head info, use github.com/prysmaticlabs/prysm/blockchain.HeadFetcher.
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type NoHeadAccessDatabase = iface.NoHeadAccessDatabase
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// ReadOnlyDatabaseWithSeqNum exposes Prysm's Ethereum data backend for read access only, no information about
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// head info, but with read/write access to the p2p metadata sequence number.
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// This is used for the p2p service.
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type ReadOnlyDatabaseWithSeqNum = iface.ReadOnlyDatabaseWithSeqNum
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// HeadAccessDatabase exposes Prysm's Ethereum backend for read/write access with information about
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// chain head information. This interface should be used sparingly as the HeadFetcher is the source
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// of truth around chain head information while this interface serves as persistent storage for the
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// head fetcher.
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//
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// See github.com/prysmaticlabs/prysm/blockchain.HeadFetcher
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type HeadAccessDatabase = iface.HeadAccessDatabase
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// Database defines the necessary methods for Prysm's Ethereum backend which may be implemented by any
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// key-value or relational database in practice. This is the full database interface which should
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// not be used often. Prefer a more restrictive interface in this package.
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type Database = iface.Database
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// SlasherDatabase defines necessary methods for Prysm's slasher implementation.
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type SlasherDatabase = iface.SlasherDatabase
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// ErrExistingGenesisState is an error when the user attempts to save a different genesis state
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// when one already exists in a database.
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var ErrExistingGenesisState = iface.ErrExistingGenesisState
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