nimbus-eth1/tests/test_aristo/test_tx.nim

583 lines
16 KiB
Nim

# Nimbus
# Copyright (c) 2023-2024 Status Research & Development GmbH
# Licensed under either of
# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
# http://www.apache.org/licenses/LICENSE-2.0)
# * MIT license ([LICENSE-MIT](LICENSE-MIT) or
# http://opensource.org/licenses/MIT)
# at your option. This file may not be copied, modified, or
# distributed except according to those terms.
## Aristo (aka Patricia) DB records transaction based merge test
import
std/[algorithm, bitops, sequtils, sets, tables],
eth/common,
results,
unittest2,
stew/endians2,
../../nimbus/db/aristo/[
aristo_check, aristo_debug, aristo_delete, aristo_desc, aristo_get,
aristo_layers, aristo_merge],
../../nimbus/db/[aristo, aristo/aristo_init/persistent],
../replay/xcheck,
./test_helpers
type
PrngDesc = object
prng: uint32 ## random state
KnownHasherFailure* = seq[(string,(int,AristoError))]
## (<sample-name> & "#" <instance>, (<vertex-id>,<error-symbol>))
const
MaxFilterBulk = 150_000
## Policy settig for `pack()`
WalkStopErr =
Result[LeafTie,(VertexID,AristoError)].err((VertexID(0),NearbyBeyondRange))
let
TxQidLyo = QidSlotLyo.to(QidLayoutRef)
## Cascaded filter slots layout for testing
# ------------------------------------------------------------------------------
# Private helpers
# ------------------------------------------------------------------------------
proc posixPrngRand(state: var uint32): byte =
## POSIX.1-2001 example of a rand() implementation, see manual page rand(3).
state = state * 1103515245 + 12345;
let val = (state shr 16) and 32767 # mod 2^31
(val shr 8).byte # Extract second byte
proc rand[W: SomeInteger|VertexID](ap: var PrngDesc; T: type W): T =
var a: array[sizeof T,byte]
for n in 0 ..< sizeof T:
a[n] = ap.prng.posixPrngRand().byte
when sizeof(T) == 1:
let w = uint8.fromBytesBE(a).T
when sizeof(T) == 2:
let w = uint16.fromBytesBE(a).T
when sizeof(T) == 4:
let w = uint32.fromBytesBE(a).T
else:
let w = uint64.fromBytesBE(a).T
when T is SomeUnsignedInt:
# That way, `fromBytesBE()` can be applied to `uint`
result = w
else:
# That way the result is independent of endianness
(addr result).copyMem(unsafeAddr w, sizeof w)
proc init(T: type PrngDesc; seed: int): PrngDesc =
result.prng = (seed and 0x7fffffff).uint32
proc rand(td: var PrngDesc; top: int): int =
if 0 < top:
let mask = (1 shl (8 * sizeof(int) - top.countLeadingZeroBits)) - 1
for _ in 0 ..< 100:
let w = mask and td.rand(typeof(result))
if w < top:
return w
raiseAssert "Not here (!)"
# -----------------------
proc randomisedLeafs(
db: AristoDbRef;
td: var PrngDesc;
): seq[(LeafTie,VertexID)] =
result = db.lTab.pairs.toSeq.filterIt(it[1].isvalid).sorted(
cmp = proc(a,b: (LeafTie,VertexID)): int = cmp(a[0], b[0]))
if 2 < result.len:
for n in 0 ..< result.len-1:
let r = n + td.rand(result.len - n)
result[n].swap result[r]
proc innerCleanUp(db: AristoDbRef): bool {.discardable.} =
## Defer action
let rx = db.txTop()
if rx.isOk:
let rc = rx.value.collapse(commit=false)
xCheckRc rc.error == 0
db.finish(flush=true)
proc schedStow(
db: AristoDbRef; # Database
chunkedMpt = false; # Partial data (e.g. from `snap`)
): Result[void,AristoError] =
## Scheduled storage
let
layersMeter = db.nLayersVtx + db.nLayersLabel
filterMeter = if db.roFilter.isNil: 0
else: db.roFilter.sTab.len + db.roFilter.kMap.len
persistent = MaxFilterBulk < max(layersMeter, filterMeter)
db.stow(persistent = persistent, chunkedMpt = chunkedMpt)
proc saveToBackend(
tx: var AristoTxRef;
chunkedMpt: bool;
relax: bool;
noisy: bool;
debugID: int;
): bool =
var db = tx.to(AristoDbRef)
# Verify context: nesting level must be 2 (i.e. two transactions)
xCheck tx.level == 2
block:
let rc = db.checkTop()
xCheckRc rc.error == (0,0)
# Commit and hashify the current layer
block:
let rc = tx.commit()
xCheckRc rc.error == 0
# Make sure MPT hashes are OK
xCheck db.dirty == false
block:
let rc = db.txTop()
xCheckRc rc.error == 0
tx = rc.value
# Verify context: nesting level must be 1 (i.e. one transaction)
xCheck tx.level == 1
block:
let rc = db.checkBE(relax=true)
xCheckRc rc.error == (0,0)
# Commit and save to backend
block:
let rc = tx.commit()
xCheckRc rc.error == 0
# Make sure MPT hashes are OK
xCheck db.dirty == false
block:
let rc = db.txTop()
xCheckErr rc.value.level < 0 # force error
block:
let rc = db.schedStow(chunkedMpt=chunkedMpt)
xCheckRc rc.error == 0
block:
let rc = db.checkBE(relax=relax)
xCheckRc rc.error == (0,0):
noisy.say "***", "saveToBackend (8)", " debugID=", debugID
# Update layers to original level
tx = db.txBegin().value.to(AristoDbRef).txBegin().value
true
proc saveToBackendWithOops(
tx: var AristoTxRef;
chunkedMpt: bool;
noisy: bool;
debugID: int;
oops: (int,AristoError);
): bool =
var db = tx.to(AristoDbRef)
# Verify context: nesting level must be 2 (i.e. two transactions)
xCheck tx.level == 2
# Commit and hashify the current layer
block:
let rc = tx.commit()
xCheckRc rc.error == 0
# Make sure MPT hashes are OK
xCheck db.dirty == false
block:
let rc = db.txTop()
xCheckRc rc.error == 0
tx = rc.value
# Verify context: nesting level must be 1 (i.e. one transaction)
xCheck tx.level == 1
# Commit and save to backend
block:
let rc = tx.commit()
xCheckRc rc.error == 0
# Make sure MPT hashes are OK
xCheck db.dirty == false
block:
let rc = db.txTop()
xCheckErr rc.value.level < 0 # force error
block:
let rc = db.schedStow(chunkedMpt=chunkedMpt)
xCheckRc rc.error == 0
# Update layers to original level
tx = db.txBegin().value.to(AristoDbRef).txBegin().value
true
proc fwdWalkVerify(
db: AristoDbRef;
root: VertexID;
leftOver: HashSet[LeafTie];
noisy: bool;
debugID: int;
): bool =
let
nLeafs = leftOver.len
var
leftOver = leftOver
last = LeafTie()
n = 0
for (key,_) in db.right low(LeafTie,root):
xCheck key in leftOver:
noisy.say "*** fwdWalkVerify", "id=", n + (nLeafs + 1) * debugID
leftOver.excl key
last = key
n.inc
# Verify stop condition
if last.root == VertexID(0):
last = low(LeafTie,root)
elif last != high(LeafTie,root):
last = last.next
let rc = last.right db
xCheck rc.isErr
xCheck rc.error[1] == NearbyBeyondRange
xCheck n == nLeafs
true
proc revWalkVerify(
db: AristoDbRef;
root: VertexID;
leftOver: HashSet[LeafTie];
noisy: bool;
debugID: int;
): bool =
let
nLeafs = leftOver.len
var
leftOver = leftOver
last = LeafTie()
n = 0
for (key,_) in db.left high(LeafTie,root):
xCheck key in leftOver:
noisy.say "*** revWalkVerify", " id=", n + (nLeafs + 1) * debugID
leftOver.excl key
last = key
n.inc
# Verify stop condition
if last.root == VertexID(0):
last = high(LeafTie,root)
elif last != low(LeafTie,root):
last = last.prev
let rc = last.left db
xCheck rc.isErr
xCheck rc.error[1] == NearbyBeyondRange
xCheck n == nLeafs
true
proc mergeRlpData*(
db: AristoDbRef; # Database, top layer
path: PathID; # Path into database
rlpData: openArray[byte]; # RLP encoded payload data
): Result[void,AristoError] =
block body:
discard db.merge(
LeafTiePayload(
leafTie: LeafTie(
root: VertexID(1),
path: path.normal),
payload: PayloadRef(
pType: RlpData,
rlpBlob: @rlpData))).valueOr:
if error in {MergeLeafPathCachedAlready,MergeLeafPathOnBackendAlready}:
break body
return err(error)
ok()
# ------------------------------------------------------------------------------
# Public test function
# ------------------------------------------------------------------------------
proc testTxMergeAndDeleteOneByOne*(
noisy: bool;
list: openArray[ProofTrieData];
rdbPath: string; # Rocks DB storage directory
): bool =
var
prng = PrngDesc.init 42
db = AristoDbRef()
fwdRevVfyToggle = true
defer:
db.finish(flush=true)
for n,w in list:
# Start with brand new persistent database.
db = block:
if 0 < rdbPath.len:
let rc = AristoDbRef.init(RdbBackendRef, rdbPath, qidLayout=TxQidLyo)
xCheckRc rc.error == 0
rc.value
else:
AristoDbRef.init(MemBackendRef, qidLayout=TxQidLyo)
# Start transaction (double frame for testing)
xCheck db.txTop.isErr
var tx = db.txBegin().value.to(AristoDbRef).txBegin().value
xCheck tx.isTop()
xCheck tx.level == 2
# Reset database so that the next round has a clean setup
defer: db.innerCleanUp
# Merge leaf data into main trie (w/vertex ID 1)
let kvpLeafs = block:
var lst = w.kvpLst.mapRootVid VertexID(1)
# The list might be reduced for isolation of particular properties,
# e.g. lst.setLen(min(5,lst.len))
lst
for i,leaf in kvpLeafs:
let rc = db.merge leaf
xCheckRc rc.error == 0
# List of all leaf entries that should be on the database
var leafsLeft = kvpLeafs.mapIt(it.leafTie).toHashSet
# Provide a (reproducible) peudo-random copy of the leafs list
let leafVidPairs = db.randomisedLeafs prng
xCheck leafVidPairs.len == leafsLeft.len
# Trigger subsequent saving tasks in loop below
let (saveMod, saveRest, relax) = block:
if leafVidPairs.len < 17: (7, 3, false)
elif leafVidPairs.len < 31: (11, 7, false)
else: (leafVidPairs.len div 5, 11, true)
# === Loop over leafs ===
for u,lvp in leafVidPairs:
let
runID = n + list.len * u
tailWalkVerify = 7 # + 999
doSaveBeOk = ((u mod saveMod) == saveRest)
(leaf, lid) = lvp
if doSaveBeOk:
let saveBeOk = tx.saveToBackend(
chunkedMpt=false, relax=relax, noisy=noisy, runID)
xCheck saveBeOk:
noisy.say "***", "del(2)",
" u=", u,
" n=", n, "/", list.len,
"\n leaf=", leaf.pp(db),
"\n db\n ", db.pp(backendOk=true),
""
# Delete leaf
block:
let rc = db.delete(leaf, VOID_PATH_ID)
xCheckRc rc.error == (0,0)
# Update list of remaininf leafs
leafsLeft.excl leaf
let deletedVtx = tx.db.getVtx lid
xCheck deletedVtx.isValid == false
# Walking the database is too slow for large tables. So the hope is that
# potential errors will not go away and rather pop up later, as well.
if leafsLeft.len <= tailWalkVerify:
if u < leafVidPairs.len-1:
if fwdRevVfyToggle:
fwdRevVfyToggle = false
if not db.fwdWalkVerify(leaf.root, leafsLeft, noisy, runID):
return
else:
fwdRevVfyToggle = true
if not db.revWalkVerify(leaf.root, leafsLeft, noisy, runID):
return
when true and false:
noisy.say "***", "del(9) n=", n, "/", list.len, " nLeafs=", kvpLeafs.len
true
proc testTxMergeAndDeleteSubTree*(
noisy: bool;
list: openArray[ProofTrieData];
rdbPath: string; # Rocks DB storage directory
): bool =
var
prng = PrngDesc.init 42
db = AristoDbRef()
fwdRevVfyToggle = true
defer:
db.finish(flush=true)
for n,w in list:
# Start with brand new persistent database.
db = block:
if 0 < rdbPath.len:
let rc = AristoDbRef.init(RdbBackendRef, rdbPath, qidLayout=TxQidLyo)
xCheckRc rc.error == 0
rc.value
else:
AristoDbRef.init(MemBackendRef, qidLayout=TxQidLyo)
# Start transaction (double frame for testing)
xCheck db.txTop.isErr
var tx = db.txBegin().value.to(AristoDbRef).txBegin().value
xCheck tx.isTop()
xCheck tx.level == 2
# Reset database so that the next round has a clean setup
defer: db.innerCleanUp
# Merge leaf data into main trie (w/vertex ID 1)
let kvpLeafs = block:
var lst = w.kvpLst.mapRootVid VertexID(1)
# The list might be reduced for isolation of particular properties,
# e.g. lst.setLen(min(5,lst.len))
lst
for i,leaf in kvpLeafs:
let rc = db.merge leaf
xCheckRc rc.error == 0
# List of all leaf entries that should be on the database
var leafsLeft = kvpLeafs.mapIt(it.leafTie).toHashSet
# Provide a (reproducible) peudo-random copy of the leafs list
let leafVidPairs = db.randomisedLeafs prng
xCheck leafVidPairs.len == leafsLeft.len
# === delete sub-tree ===
block:
let saveBeOk = tx.saveToBackend(
chunkedMpt=false, relax=false, noisy=noisy, 1 + list.len * n)
xCheck saveBeOk:
noisy.say "***", "del(1)",
" n=", n, "/", list.len,
"\n db\n ", db.pp(backendOk=true),
""
# Delete sub-tree
block:
let rc = db.delete VertexID(1)
xCheckRc rc.error == (0,0):
noisy.say "***", "del(2)",
" n=", n, "/", list.len,
"\n db\n ", db.pp(backendOk=true),
""
block:
let saveBeOk = tx.saveToBackend(
chunkedMpt=false, relax=false, noisy=noisy, 2 + list.len * n)
xCheck saveBeOk:
noisy.say "***", "del(3)",
" n=", n, "/", list.len,
"\n db\n ", db.pp(backendOk=true),
""
when true and false:
noisy.say "***", "del(9) n=", n, "/", list.len, " nLeafs=", kvpLeafs.len
true
proc testTxMergeProofAndKvpList*(
noisy: bool;
list: openArray[ProofTrieData];
rdbPath: string; # Rocks DB storage directory
resetDb = false;
idPfx = "";
oops: KnownHasherFailure = @[];
): bool =
let
oopsTab = oops.toTable
var
db = AristoDbRef()
tx = AristoTxRef(nil)
rootKey: Hash256
count = 0
defer:
db.finish(flush=true)
for n,w in list:
# Start new database upon request
if resetDb or w.root != rootKey or w.proof.len == 0:
db.innerCleanUp
db = block:
# New DB with disabled filter slots management
if 0 < rdbPath.len:
let rc = AristoDbRef.init(RdbBackendRef, rdbPath, QidLayoutRef(nil))
xCheckRc rc.error == 0
rc.value
else:
AristoDbRef.init(MemBackendRef, QidLayoutRef(nil))
# Start transaction (double frame for testing)
tx = db.txBegin().value.to(AristoDbRef).txBegin().value
xCheck tx.isTop()
# Update root
rootKey = w.root
count = 0
count.inc
let
testId = idPfx & "#" & $w.id & "." & $n
runID = n
lstLen = list.len
sTabLen = db.nLayersVtx()
lTabLen = db.lTab.len
leafs = w.kvpLst.mapRootVid VertexID(1) # merge into main trie
var
proved: tuple[merged: int, dups: int, error: AristoError]
if 0 < w.proof.len:
let rc = db.merge(rootKey, VertexID(1))
xCheckRc rc.error == 0
proved = db.merge(w.proof, rc.value)
xCheck proved.error in {AristoError(0),MergeHashKeyCachedAlready}
xCheck w.proof.len == proved.merged + proved.dups
xCheck db.lTab.len == lTabLen
xCheck db.nLayersVtx() <= proved.merged + sTabLen
xCheck proved.merged < db.nLayersLebal()
let
merged = db.mergeList leafs
xCheck db.lTab.len == lTabLen + merged.merged
xCheck merged.merged + merged.dups == leafs.len
xCheck merged.error in {AristoError(0), MergeLeafPathCachedAlready}
block:
let oops = oopsTab.getOrDefault(testId,(0,AristoError(0)))
if not tx.saveToBackendWithOops(
chunkedMpt=true, noisy=noisy, debugID=runID, oops):
return
when true and false:
noisy.say "***", "proofs(9) <", n, "/", list.len-1, ">",
" groups=", count, " proved=", proved, " merged=", merged
true
# ------------------------------------------------------------------------------
# End
# ------------------------------------------------------------------------------