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nimbus-eth2/ncli/ncli_db.nim

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import
os, stats, strformat, tables,
chronicles, confutils, stew/byteutils, eth/db/kvstore_sqlite3,
../beacon_chain/networking/network_metadata,
../beacon_chain/[beacon_chain_db],
../beacon_chain/consensus_object_pools/[
blockchain_dag, forkedbeaconstate_dbhelpers],
../beacon_chain/spec/datatypes/phase0,
../beacon_chain/spec/[
forks, helpers, state_transition, state_transition_epoch],
../beacon_chain/sszdump,
../research/simutils, ./e2store
type Timers = enum
tInit = "Initialize DB"
tLoadBlock = "Load block from database"
tLoadState = "Load state from database"
tAdvanceSlot = "Advance slot, non-epoch"
tAdvanceEpoch = "Advance slot, epoch"
tApplyBlock = "Apply block, no slot processing"
tDbLoad = "Database load"
tDbStore = "Database store"
type
DbCmd* = enum
bench
dumpState
dumpBlock
pruneDatabase
rewindState
exportEra
validatorPerf
validatorDb = "Create or update attestation performance database"
# TODO:
# This should probably allow specifying a run-time preset
DbConf = object
databaseDir* {.
defaultValue: ""
desc: "Directory where `nbc.sqlite` is stored"
name: "db" }: InputDir
eth2Network* {.
desc: "The Eth2 network preset to use"
name: "network" }: Option[string]
case cmd* {.
command
desc: ""
.}: DbCmd
of bench:
benchSlot* {.
defaultValue: 0
name: "start-slot"
desc: "Starting slot, negative = backwards from head".}: int64
benchSlots* {.
defaultValue: 50000
name: "slots"
desc: "Number of slots to run benchmark for, 0 = all the way to head".}: uint64
storeBlocks* {.
defaultValue: false
desc: "Store each read block back into a separate database".}: bool
storeStates* {.
defaultValue: false
desc: "Store a state each epoch into a separate database".}: bool
printTimes* {.
defaultValue: true
desc: "Print csv of block processing time".}: bool
resetCache* {.
defaultValue: false
desc: "Process each block with a fresh cache".}: bool
of dumpState:
stateRoot* {.
argument
desc: "State roots to save".}: seq[string]
of dumpBlock:
blockRootx* {.
argument
desc: "Block roots to save".}: seq[string]
of pruneDatabase:
dryRun* {.
defaultValue: false
desc: "Don't write to the database copy; only simulate actions; default false".}: bool
keepOldStates* {.
defaultValue: true
desc: "Keep pre-finalization states; default true".}: bool
verbose* {.
defaultValue: false
desc: "Enables verbose output; default false".}: bool
of rewindState:
blockRoot* {.
argument
desc: "Block root".}: string
slot* {.
argument
desc: "Slot".}: uint64
of exportEra:
era* {.
defaultValue: 0
desc: "The era number to write".}: uint64
eraCount* {.
defaultValue: 1
desc: "Number of eras to write".}: uint64
of validatorPerf:
perfSlot* {.
defaultValue: -128 * SLOTS_PER_EPOCH.int64
name: "start-slot"
desc: "Starting slot, negative = backwards from head".}: int64
perfSlots* {.
defaultValue: 0
name: "slots"
desc: "Number of slots to run benchmark for, 0 = all the way to head".}: uint64
of validatorDb:
outDir* {.
defaultValue: ""
name: "out-db"
desc: "Output database".}: string
perfect* {.
defaultValue: false
name: "perfect"
desc: "Include perfect records (full rewards)".}: bool
func getSlotRange(dag: ChainDAGRef, startSlot: int64, count: uint64): (Slot, Slot) =
let
start =
if startSlot >= 0: Slot(startSlot)
elif uint64(-startSlot) >= dag.head.slot: Slot(0)
else: Slot(dag.head.slot - uint64(-startSlot))
ends =
if count == 0: dag.head.slot + 1
else: start + count
(start, ends)
func getBlockRange(dag: ChainDAGRef, start, ends: Slot): seq[BlockRef] =
# Range of block in reverse order
var
blockRefs: seq[BlockRef]
cur = dag.head
while cur != nil:
if cur.slot < ends:
if cur.slot < start or cur.slot == 0: # skip genesis
break
else:
blockRefs.add cur
cur = cur.parent
blockRefs
proc cmdBench(conf: DbConf, cfg: RuntimeConfig) =
var timers: array[Timers, RunningStat]
echo "Opening database..."
let
db = BeaconChainDB.new(conf.databaseDir.string,)
dbBenchmark = BeaconChainDB.new("benchmark")
defer:
db.close()
dbBenchmark.close()
if not ChainDAGRef.isInitialized(db):
echo "Database not initialized"
quit 1
echo "Initializing block pool..."
let dag = withTimerRet(timers[tInit]):
ChainDAGRef.init(cfg, db, {})
var
(start, ends) = dag.getSlotRange(conf.benchSlot, conf.benchSlots)
blockRefs = dag.getBlockRange(start, ends)
blocks: seq[phase0.TrustedSignedBeaconBlock]
echo &"Loaded {dag.blocks.len} blocks, head slot {dag.head.slot}, selected {blockRefs.len} blocks"
doAssert blockRefs.len() > 0, "Must select at least one block"
for b in 0..<blockRefs.len:
withTimer(timers[tLoadBlock]):
blocks.add db.getBlock(blockRefs[blockRefs.len - b - 1].root).get()
let state = newClone(dag.headState)
var
cache = StateCache()
info = ForkedEpochInfo()
loadedState = new phase0.BeaconState
withTimer(timers[tLoadState]):
dag.updateStateData(
state[], blockRefs[^1].atSlot(blockRefs[^1].slot - 1), false, cache)
for b in blocks.mitems():
while getStateField(state[].data, slot) < b.message.slot:
let isEpoch = (getStateField(state[].data, slot) + 1).isEpoch()
withTimer(timers[if isEpoch: tAdvanceEpoch else: tAdvanceSlot]):
let ok = process_slots(
dag.cfg, state[].data, getStateField(state[].data, slot) + 1, cache,
info, {})
doAssert ok, "Slot processing can't fail with correct inputs"
var start = Moment.now()
withTimer(timers[tApplyBlock]):
if conf.resetCache:
cache = StateCache()
if not state_transition_block(
dag.cfg, state[].data, b, cache, {}, noRollback):
dump("./", b)
echo "State transition failed (!)"
quit 1
if conf.printTimes:
echo b.message.slot, ",", toHex(b.root.data), ",", nanoseconds(Moment.now() - start)
if conf.storeBlocks:
withTimer(timers[tDbStore]):
dbBenchmark.putBlock(b)
if getStateField(state[].data, slot).isEpoch and conf.storeStates:
if getStateField(state[].data, slot).epoch < 2:
dbBenchmark.putState(state[].data)
dbBenchmark.checkpoint()
else:
withTimer(timers[tDbStore]):
dbBenchmark.putState(state[].data)
dbBenchmark.checkpoint()
withTimer(timers[tDbLoad]):
doAssert dbBenchmark.getState(getStateRoot(state[].data), loadedState[], noRollback)
if getStateField(state[].data, slot).epoch mod 16 == 0:
doAssert hash_tree_root(state[].data) == hash_tree_root(loadedState[])
printTimers(false, timers)
proc cmdDumpState(conf: DbConf) =
let db = BeaconChainDB.new(conf.databaseDir.string)
defer: db.close()
for stateRoot in conf.stateRoot:
try:
let root = Eth2Digest(data: hexToByteArray[32](stateRoot))
var state = (ref phase0.HashedBeaconState)(root: root)
if not db.getState(root, state.data, noRollback):
echo "Couldn't load ", root
else:
dump("./", state[])
except CatchableError as e:
echo "Couldn't load ", stateRoot, ": ", e.msg
proc cmdDumpBlock(conf: DbConf) =
let db = BeaconChainDB.new(conf.databaseDir.string)
defer: db.close()
for blockRoot in conf.blockRootx:
try:
let root = Eth2Digest(data: hexToByteArray[32](blockRoot))
if (let blck = db.getBlock(root); blck.isSome):
dump("./", blck.get())
else:
echo "Couldn't load ", root
except CatchableError as e:
echo "Couldn't load ", blockRoot, ": ", e.msg
proc copyPrunedDatabase(
db: BeaconChainDB, copyDb: BeaconChainDB,
dryRun, verbose, keepOldStates: bool) =
## Create a pruned copy of the beacon chain database
let
headBlock = db.getHeadBlock()
tailBlock = db.getTailBlock()
doAssert headBlock.isOk and tailBlock.isOk
doAssert db.getBlock(headBlock.get).isOk
doAssert db.getBlock(tailBlock.get).isOk
var
beaconState: ref phase0.BeaconState
finalizedEpoch: Epoch # default value of 0 is conservative/safe
prevBlockSlot = db.getBlock(db.getHeadBlock().get).get.message.slot
beaconState = new phase0.BeaconState
let headEpoch = db.getBlock(headBlock.get).get.message.slot.epoch
# Tail states are specially addressed; no stateroot intermediary
if not db.getState(
db.getBlock(tailBlock.get).get.message.state_root, beaconState[],
noRollback):
doAssert false, "could not load tail state"
if not dry_run:
copyDb.putState(beaconState[])
for signedBlock in getAncestors(db, headBlock.get):
if not dry_run:
copyDb.putBlock(signedBlock)
copyDb.checkpoint()
if verbose:
echo "copied block at slot ", signedBlock.message.slot
for slot in countdown(prevBlockSlot, signedBlock.message.slot + 1):
if slot mod SLOTS_PER_EPOCH != 0 or
((not keepOldStates) and slot.epoch < finalizedEpoch):
continue
# Could also only copy these states, head and finalized, plus tail state
let stateRequired = slot.epoch in [finalizedEpoch, headEpoch]
let sr = db.getStateRoot(signedBlock.root, slot)
if sr.isErr:
if stateRequired:
echo "skipping state root required for slot ",
slot, " with root ", signedBlock.root
continue
if not db.getState(sr.get, beaconState[], noRollback):
# Don't copy dangling stateroot pointers
if stateRequired:
doAssert false, "state root and state required"
continue
finalizedEpoch = max(
finalizedEpoch, beaconState.finalized_checkpoint.epoch)
if not dry_run:
copyDb.putStateRoot(signedBlock.root, slot, sr.get)
copyDb.putState(beaconState[])
if verbose:
echo "copied state at slot ", slot, " from block at ", shortLog(signedBlock.message.slot)
prevBlockSlot = signedBlock.message.slot
if not dry_run:
copyDb.putHeadBlock(headBlock.get)
copyDb.putTailBlock(tailBlock.get)
proc cmdPrune(conf: DbConf) =
let
db = BeaconChainDB.new(conf.databaseDir.string)
# TODO: add the destination as CLI paramter
copyDb = BeaconChainDB.new("pruned_db")
defer:
db.close()
copyDb.close()
db.copyPrunedDatabase(copyDb, conf.dryRun, conf.verbose, conf.keepOldStates)
proc cmdRewindState(conf: DbConf, cfg: RuntimeConfig) =
echo "Opening database..."
let db = BeaconChainDB.new(conf.databaseDir.string)
defer: db.close()
if not ChainDAGRef.isInitialized(db):
echo "Database not initialized"
quit 1
echo "Initializing block pool..."
let dag = init(ChainDAGRef, cfg, db, {})
let blckRef = dag.getRef(fromHex(Eth2Digest, conf.blockRoot))
if blckRef == nil:
echo "Block not found in database"
return
let tmpState = assignClone(dag.headState)
dag.withState(tmpState[], blckRef.atSlot(Slot(conf.slot))):
echo "Writing state..."
dump("./", stateData.data.hbsPhase0, blck)
func atCanonicalSlot(blck: BlockRef, slot: Slot): BlockSlot =
if slot == 0:
blck.atSlot(slot)
else:
blck.atSlot(slot - 1).blck.atSlot(slot)
proc cmdExportEra(conf: DbConf, cfg: RuntimeConfig) =
let db = BeaconChainDB.new(conf.databaseDir.string)
defer: db.close()
if not ChainDAGRef.isInitialized(db):
echo "Database not initialized"
quit 1
echo "Initializing block pool..."
let
dag = init(ChainDAGRef, cfg, db, {})
let tmpState = assignClone(dag.headState)
for era in conf.era..<conf.era + conf.eraCount:
let
firstSlot = if era == 0: Slot(0) else: Slot((era - 1) * SLOTS_PER_HISTORICAL_ROOT)
endSlot = Slot(era * SLOTS_PER_HISTORICAL_ROOT)
slotCount = endSlot - firstSlot
name = &"ethereum2-mainnet-{era.int:08x}-{1:08x}"
canonical = dag.head.atCanonicalSlot(endSlot)
if endSlot > dag.head.slot:
echo "Written all complete eras"
break
var e2s = E2Store.open(".", name, firstSlot).get()
defer: e2s.close()
dag.withState(tmpState[], canonical):
e2s.appendRecord(stateData.data.hbsPhase0.data).get()
var
ancestors: seq[BlockRef]
cur = canonical.blck
if era != 0:
while cur != nil and cur.slot >= firstSlot:
ancestors.add(cur)
cur = cur.parent
for i in 0..<ancestors.len():
let
ancestor = ancestors[ancestors.len - 1 - i]
e2s.appendRecord(db.getBlock(ancestor.root).get()).get()
type
# Validator performance metrics tool based on
# https://github.com/paulhauner/lighthouse/blob/etl/lcli/src/etl/validator_performance.rs
# Credits to Paul Hauner
ValidatorPerformance = object
attestation_hits: uint64
attestation_misses: uint64
head_attestation_hits: uint64
head_attestation_misses: uint64
target_attestation_hits: uint64
target_attestation_misses: uint64
first_slot_head_attester_when_first_slot_empty: uint64
first_slot_head_attester_when_first_slot_not_empty: uint64
delays: Table[uint64, uint64]
proc cmdValidatorPerf(conf: DbConf, cfg: RuntimeConfig) =
echo "Opening database..."
let
db = BeaconChainDB.new(conf.databaseDir.string,)
defer:
db.close()
if not ChainDAGRef.isInitialized(db):
echo "Database not initialized"
quit 1
echo "# Initializing block pool..."
let dag = ChainDAGRef.init(cfg, db, {})
var
(start, ends) = dag.getSlotRange(conf.perfSlot, conf.perfSlots)
blockRefs = dag.getBlockRange(start, ends)
perfs = newSeq[ValidatorPerformance](
getStateField(dag.headState.data, validators).len())
cache = StateCache()
info = ForkedEpochInfo()
blck: phase0.TrustedSignedBeaconBlock
doAssert blockRefs.len() > 0, "Must select at least one block"
echo "# Analyzing performance for epochs ",
blockRefs[^1].slot.epoch, " - ", blockRefs[0].slot.epoch
let state = newClone(dag.headState)
dag.updateStateData(
state[], blockRefs[^1].atSlot(blockRefs[^1].slot - 1), false, cache)
proc processEpoch() =
let
prev_epoch_target_slot =
state[].data.get_previous_epoch().compute_start_slot_at_epoch()
penultimate_epoch_end_slot =
if prev_epoch_target_slot == 0: Slot(0)
else: prev_epoch_target_slot - 1
first_slot_empty =
state[].data.get_block_root_at_slot(prev_epoch_target_slot) ==
state[].data.get_block_root_at_slot(penultimate_epoch_end_slot)
let first_slot_attesters = block:
let committee_count = state[].data.get_committee_count_per_slot(
prev_epoch_target_slot.epoch, cache)
var indices = HashSet[ValidatorIndex]()
for committee_index in 0..<committee_count:
for validator_index in state[].data.get_beacon_committee(
prev_epoch_target_slot, committee_index.CommitteeIndex, cache):
indices.incl(validator_index)
indices
case info.kind
of EpochInfoFork.Phase0:
template info: untyped = info.phase0Info
for i, s in info.statuses.pairs():
let perf = addr perfs[i]
if RewardFlags.isActiveInPreviousEpoch in s.flags:
if s.is_previous_epoch_attester.isSome():
perf.attestation_hits += 1;
if RewardFlags.isPreviousEpochHeadAttester in s.flags:
perf.head_attestation_hits += 1
else:
perf.head_attestation_misses += 1
if RewardFlags.isPreviousEpochTargetAttester in s.flags:
perf.target_attestation_hits += 1
else:
perf.target_attestation_misses += 1
if i.ValidatorIndex in first_slot_attesters:
if first_slot_empty:
perf.first_slot_head_attester_when_first_slot_empty += 1
else:
perf.first_slot_head_attester_when_first_slot_not_empty += 1
if s.is_previous_epoch_attester.isSome():
perf.delays.mgetOrPut(
s.is_previous_epoch_attester.get().delay, 0'u64) += 1
else:
perf.attestation_misses += 1;
of EpochInfoFork.Altair:
echo "TODO altair"
for bi in 0..<blockRefs.len:
blck = db.getBlock(blockRefs[blockRefs.len - bi - 1].root).get()
while getStateField(state[].data, slot) < blck.message.slot:
let
nextSlot = getStateField(state[].data, slot) + 1
flags =
if nextSlot == blck.message.slot: {skipLastStateRootCalculation}
else: {}
let ok = process_slots(
dag.cfg, state[].data, nextSlot, cache, info, flags)
doAssert ok, "Slot processing can't fail with correct inputs"
if getStateField(state[].data, slot).isEpoch():
processEpoch()
if not state_transition_block(
dag.cfg, state[].data, blck, cache, {}, noRollback):
echo "State transition failed (!)"
quit 1
# Capture rewards of empty slots as well
while getStateField(state[].data, slot) < ends:
let ok = process_slots(
dag.cfg, state[].data, getStateField(state[].data, slot) + 1, cache,
info, {})
doAssert ok, "Slot processing can't fail with correct inputs"
if getStateField(state[].data, slot).isEpoch():
processEpoch()
echo "validator_index,attestation_hits,attestation_misses,head_attestation_hits,head_attestation_misses,target_attestation_hits,target_attestation_misses,delay_avg,first_slot_head_attester_when_first_slot_empty,first_slot_head_attester_when_first_slot_not_empty"
for (i, perf) in perfs.pairs:
var
count = 0'u64
sum = 0'u64
for delay, n in perf.delays:
count += n
sum += delay * n
echo i,",",
perf.attestation_hits,",",
perf.attestation_misses,",",
perf.head_attestation_hits,",",
perf.head_attestation_misses,",",
perf.target_attestation_hits,",",
perf.target_attestation_misses,",",
if count == 0: 0.0
else: sum.float / count.float,",",
perf.first_slot_head_attester_when_first_slot_empty,",",
perf.first_slot_head_attester_when_first_slot_not_empty
proc cmdValidatorDb(conf: DbConf, cfg: RuntimeConfig) =
# Create a database with performance information for every epoch
echo "Opening database..."
let
db = BeaconChainDB.new(conf.databaseDir.string,)
defer:
db.close()
if not ChainDAGRef.isInitialized(db):
echo "Database not initialized"
quit 1
echo "Initializing block pool..."
let dag = ChainDAGRef.init(cfg, db, {})
let outDb = SqStoreRef.init(conf.outDir, "validatorDb").expect("DB")
defer: outDb.close()
outDb.exec("""
CREATE TABLE IF NOT EXISTS validators_raw(
validator_index INTEGER PRIMARY KEY,
pubkey BLOB NOT NULL,
withdrawal_credentials BLOB NOT NULL
);
""").expect("DB")
# For convenient viewing
outDb.exec("""
CREATE VIEW IF NOT EXISTS validators AS
SELECT
validator_index,
'0x' || lower(hex(pubkey)) as pubkey,
'0x' || lower(hex(withdrawal_credentials)) as with_cred
FROM validators_raw;
""").expect("DB")
outDb.exec("""
CREATE TABLE IF NOT EXISTS epoch_info(
epoch INTEGER PRIMARY KEY,
current_epoch_raw INTEGER NOT NULL,
previous_epoch_raw INTEGER NOT NULL,
current_epoch_attesters_raw INTEGER NOT NULL,
current_epoch_target_attesters_raw INTEGER NOT NULL,
previous_epoch_attesters_raw INTEGER NOT NULL,
previous_epoch_target_attesters_raw INTEGER NOT NULL,
previous_epoch_head_attesters_raw INTEGER NOT NULL
);
""").expect("DB")
outDb.exec("""
CREATE TABLE IF NOT EXISTS validator_epoch_info(
validator_index INTEGER,
epoch INTEGER,
rewards INTEGER NOT NULL,
penalties INTEGER NOT NULL,
source_attester INTEGER NOT NULL,
target_attester INTEGER NOT NULL,
head_attester INTEGER NOT NULL,
inclusion_delay INTEGER NULL,
PRIMARY KEY(validator_index, epoch)
);
""").expect("DB")
let
insertValidator = outDb.prepareStmt("""
INSERT INTO validators_raw(
validator_index,
pubkey,
withdrawal_credentials)
VALUES(?, ?, ?);""",
(int64, array[48, byte], array[32, byte]), void).expect("DB")
insertEpochInfo = outDb.prepareStmt("""
INSERT INTO epoch_info(
epoch,
current_epoch_raw,
previous_epoch_raw,
current_epoch_attesters_raw,
current_epoch_target_attesters_raw,
previous_epoch_attesters_raw,
previous_epoch_target_attesters_raw,
previous_epoch_head_attesters_raw)
VALUES(?, ?, ?, ?, ?, ?, ?, ?);""",
(int64, int64, int64, int64, int64, int64, int64, int64), void).expect("DB")
insertValidatorInfo = outDb.prepareStmt("""
INSERT INTO validator_epoch_info(
validator_index,
epoch,
rewards,
penalties,
source_attester,
target_attester,
head_attester,
inclusion_delay)
VALUES(?, ?, ?, ?, ?, ?, ?, ?);""",
(int64, int64, int64, int64, int64, int64, int64, Option[int64]), void).expect("DB")
var vals: int64
discard outDb.exec("SELECT count(*) FROM validators", ()) do (res: int64):
vals = res
outDb.exec("BEGIN TRANSACTION;").expect("DB")
for i in vals..<getStateField(dag.headState.data, validators).len():
insertValidator.exec((
i,
getStateField(dag.headState.data, validators).data[i].pubkey.toRaw(),
getStateField(dag.headState.data, validators).data[i].withdrawal_credentials.data)).expect("DB")
outDb.exec("COMMIT;").expect("DB")
var minEpoch: Epoch
discard outDb.exec("SELECT MAX(epoch) FROM epoch_info", ()) do (res: int64):
minEpoch = (res + 1).Epoch
var
cache = StateCache()
info = ForkedEpochInfo()
blck: phase0.TrustedSignedBeaconBlock
let
start = minEpoch.compute_start_slot_at_epoch()
ends = dag.finalizedHead.slot # Avoid dealing with changes
if start > ends:
echo "No (new) data found, database at ", minEpoch, ", finalized to ", ends.epoch
quit 1
let blockRefs = dag.getBlockRange(start, ends)
echo "Analyzing performance for epochs ",
start.epoch, " - ", ends.epoch
let state = newClone(dag.headState)
dag.updateStateData(
state[], blockRefs[^1].atSlot(if start > 0: start - 1 else: 0.Slot),
false, cache)
var inTxn = false
proc processEpoch() =
echo getStateField(state[].data, slot).epoch
if not inTxn:
outDb.exec("BEGIN TRANSACTION;").expect("DB")
inTxn = true
case info.kind
of EpochInfoFork.Phase0:
template info: untyped = info.phase0Info
insertEpochInfo.exec(
(getStateField(state[].data, slot).epoch.int64,
info.total_balances.current_epoch_raw.int64,
info.total_balances.previous_epoch_raw.int64,
info.total_balances.current_epoch_attesters_raw.int64,
info.total_balances.current_epoch_target_attesters_raw.int64,
info.total_balances.previous_epoch_attesters_raw.int64,
info.total_balances.previous_epoch_target_attesters_raw.int64,
info.total_balances.previous_epoch_head_attesters_raw.int64)
).expect("DB")
for index, status in info.statuses.pairs():
if not is_eligible_validator(status):
continue
let
notSlashed = (RewardFlags.isSlashed notin status.flags)
source_attester =
notSlashed and status.is_previous_epoch_attester.isSome()
target_attester =
notSlashed and RewardFlags.isPreviousEpochTargetAttester in status.flags
head_attester =
notSlashed and RewardFlags.isPreviousEpochHeadAttester in status.flags
delay =
if notSlashed and status.is_previous_epoch_attester.isSome():
some(int64(status.is_previous_epoch_attester.get().delay))
else:
none(int64)
if conf.perfect or not
(source_attester and target_attester and head_attester and
delay.isSome() and delay.get() == 1):
insertValidatorInfo.exec(
(index.int64,
getStateField(state[].data, slot).epoch.int64,
status.delta.rewards.int64,
status.delta.penalties.int64,
int64(source_attester), # Source delta
int64(target_attester), # Target delta
int64(head_attester), # Head delta
delay)).expect("DB")
of EpochInfoFork.Altair:
echo "TODO altair support"
if getStateField(state[].data, slot).epoch.int64 mod 16 == 0:
inTxn = false
outDb.exec("COMMIT;").expect("DB")
for bi in 0..<blockRefs.len:
blck = db.getBlock(blockRefs[blockRefs.len - bi - 1].root).get()
while getStateField(state[].data, slot) < blck.message.slot:
let
nextSlot = getStateField(state[].data, slot) + 1
flags =
if nextSlot == blck.message.slot: {skipLastStateRootCalculation}
else: {}
let ok = process_slots(cfg, state[].data, nextSlot, cache, info, flags)
doAssert ok, "Slot processing can't fail with correct inputs"
if getStateField(state[].data, slot).isEpoch():
processEpoch()
if not state_transition_block(
cfg, state[].data, blck, cache, {}, noRollback):
echo "State transition failed (!)"
quit 1
# Capture rewards of empty slots as well, including the epoch that got
# finalized
while getStateField(state[].data, slot) <= ends:
let ok = process_slots(
cfg, state[].data, getStateField(state[].data, slot) + 1, cache,
info, {})
doAssert ok, "Slot processing can't fail with correct inputs"
if getStateField(state[].data, slot).isEpoch():
processEpoch()
if inTxn:
inTxn = false
outDb.exec("COMMIT;").expect("DB")
when isMainModule:
var
conf = DbConf.load()
cfg = getRuntimeConfig(conf.eth2Network)
case conf.cmd
of bench:
cmdBench(conf, cfg)
of dumpState:
cmdDumpState(conf)
of dumpBlock:
cmdDumpBlock(conf)
of pruneDatabase:
cmdPrune(conf)
of rewindState:
cmdRewindState(conf, cfg)
of exportEra:
cmdExportEra(conf, cfg)
of validatorPerf:
cmdValidatorPerf(conf, cfg)
of validatorDb:
cmdValidatorDb(conf, cfg)
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