91 lines
2.3 KiB
Nim
91 lines
2.3 KiB
Nim
import
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confutils, stats, chronicles, strformat, tables,
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../beacon_chain/block_pool,
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../beacon_chain/spec/[crypto, datatypes, helpers],
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../beacon_chain/[beacon_chain_db, extras, state_transition],
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../research/simutils,
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eth/db/[kvstore, kvstore_sqlite3]
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type Timers = enum
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tInit = "Initialize DB"
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tLoadBlock = "Load block from database"
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tLoadState = "Load state from database"
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tApplyBlock = "Apply block"
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tApplyEpochBlock = "Apply epoch block"
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type
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DbCmd* = enum
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bench
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DbConf = object
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databaseDir* {.
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defaultValue: ""
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desc: "Directory where `nbc.sqlite` is stored"
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name: "db" }: InputDir
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case cmd* {.
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command
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desc: "Run benchmark by applying all blocks from database"
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.}: DbCmd
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of bench:
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validate* {.
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defaultValue: true
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desc: "Enable BLS validation" }: bool
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proc cmdBench(conf: DbConf) =
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var timers: array[Timers, RunningStat]
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echo "Opening database..."
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let
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db = BeaconChainDB.init(
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kvStore SqStoreRef.init(conf.databaseDir.string, "nbc").tryGet())
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if not BlockPool.isInitialized(db):
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echo "Database not initialized"
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quit 1
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echo "Initializing block pool..."
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let pool = withTimerRet(timers[tInit]):
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CandidateChains.init(db, {})
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echo &"Loaded {pool.blocks.len} blocks, head slot {pool.head.blck.slot}"
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var
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blockRefs: seq[BlockRef]
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blocks: seq[SignedBeaconBlock]
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cur = pool.head.blck
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while cur != nil:
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blockRefs.add cur
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cur = cur.parent
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for b in 1..<blockRefs.len: # Skip genesis block
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withTimer(timers[tLoadBlock]):
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blocks.add db.getBlock(blockRefs[blockRefs.len - b - 1].root).get()
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let state = (ref HashedBeaconState)(
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root: db.getBlock(blockRefs[^1].root).get().message.state_root
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)
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withTimer(timers[tLoadState]):
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discard db.getState(state[].root, state[].data, noRollback)
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let flags = if conf.validate: {} else: {skipBlsValidation}
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for b in blocks:
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let
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isEpoch = state[].data.slot.compute_epoch_at_slot !=
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b.message.slot.compute_epoch_at_slot
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withTimer(timers[if isEpoch: tApplyEpochBlock else: tApplyBlock]):
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discard state_transition(state[], b, flags, noRollback)
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printTimers(conf.validate, timers)
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when isMainModule:
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let
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config = DbConf.load()
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case config.cmd
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of bench:
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cmdBench(config)
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