Merge branch 'master' into feat/chronos-v4

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gmega 2024-01-29 16:36:37 -03:00
commit 979a7f37c8
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12 changed files with 219 additions and 111 deletions

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@ -147,7 +147,7 @@ runs:
- name: Restore Nim toolchain binaries from cache
id: nim-cache
uses: actions/cache@v3
uses: actions/cache@v4
with:
path: NimBinaries
key: ${{ inputs.os }}-${{ inputs.cpu }}-cache-${{ env.cache_nonce }}-${{ github.run_id }}

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@ -47,7 +47,7 @@ jobs:
timeout-minutes: 80
steps:
- name: Checkout sources
uses: actions/checkout@v3
uses: actions/checkout@v4
with:
submodules: recursive
@ -64,7 +64,7 @@ jobs:
# workaround for https://github.com/NomicFoundation/hardhat/issues/3877
- name: Setup Node.js
uses: actions/setup-node@v3
uses: actions/setup-node@v4
with:
node-version: 18.15
@ -92,7 +92,7 @@ jobs:
runs-on: ubuntu-latest
steps:
- name: Checkout sources
uses: actions/checkout@v3
uses: actions/checkout@v4
with:
submodules: recursive

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@ -101,26 +101,26 @@ jobs:
PLATFORM: ${{ format('{0}/{1}', 'linux', matrix.target.arch) }}
steps:
- name: Checkout
uses: actions/checkout@v3
uses: actions/checkout@v4
- name: Docker - Meta
id: meta
uses: docker/metadata-action@v4
uses: docker/metadata-action@v5
with:
images: ${{ env.DOCKER_REPO }}
- name: Docker - Set up Buildx
uses: docker/setup-buildx-action@v2
uses: docker/setup-buildx-action@v3
- name: Docker - Login to Docker Hub
uses: docker/login-action@v2
uses: docker/login-action@v3
with:
username: ${{ secrets.DOCKERHUB_USERNAME }}
password: ${{ secrets.DOCKERHUB_TOKEN }}
- name: Docker - Build and Push by digest
id: build
uses: docker/build-push-action@v4
uses: docker/build-push-action@v5
with:
context: .
file: ${{ env.DOCKER_FILE }}
@ -140,9 +140,9 @@ jobs:
touch "/tmp/digests/${digest#sha256:}"
- name: Docker - Upload digest
uses: actions/upload-artifact@v3
uses: actions/upload-artifact@v4
with:
name: digests
name: digests-${{ matrix.target.arch }}
path: /tmp/digests/*
if-no-files-found: error
retention-days: 1
@ -180,17 +180,18 @@ jobs:
fi
- name: Docker - Download digests
uses: actions/download-artifact@v3
uses: actions/download-artifact@v4
with:
name: digests
pattern: digests-*
merge-multiple: true
path: /tmp/digests
- name: Docker - Set up Buildx
uses: docker/setup-buildx-action@v2
uses: docker/setup-buildx-action@v3
- name: Docker - Meta
id: meta
uses: docker/metadata-action@v4
uses: docker/metadata-action@v5
with:
images: ${{ env.DOCKER_REPO }}
flavor: |
@ -202,7 +203,7 @@ jobs:
type=sha,enable=${{ env.TAG_SHA }}
- name: Docker - Login to Docker Hub
uses: docker/login-action@v2
uses: docker/login-action@v3
with:
username: ${{ secrets.DOCKERHUB_USERNAME }}
password: ${{ secrets.DOCKERHUB_TOKEN }}

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@ -26,11 +26,11 @@ jobs:
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v3
uses: actions/checkout@v4
with:
fetch-depth: '0'
- uses: actions/setup-node@v3
- uses: actions/setup-node@v4
with:
node-version: 18
@ -44,11 +44,11 @@ jobs:
if: github.ref == 'refs/heads/master'
steps:
- name: Checkout
uses: actions/checkout@v3
uses: actions/checkout@v4
with:
fetch-depth: '0'
- uses: actions/setup-node@v3
- uses: actions/setup-node@v4
with:
node-version: 18
@ -57,9 +57,9 @@ jobs:
run: npx @redocly/cli build-docs openapi.yaml --output "openapi/index.html" --title "Codex API"
- name: Upload artifact
uses: actions/upload-pages-artifact@v1
uses: actions/upload-pages-artifact@v3
with:
path: './openapi'
- name: Deploy to GitHub Pages
uses: actions/deploy-pages@v1
uses: actions/deploy-pages@v4

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@ -129,6 +129,12 @@ func numBlockCells*(self: SlotsBuilder): Natural =
(self.manifest.blockSize div self.cellSize).Natural
func numBlockCellsPadded*(self: SlotsBuilder): Natural =
## Number of cells per block including padding.
##
nextPowerOfTwo(self.numBlockCells.int).Natural
func cellSize*(self: SlotsBuilder): NBytes =
## Cell size.
##
@ -141,6 +147,18 @@ func numSlotCells*(self: SlotsBuilder): Natural =
self.numBlockCells * self.numSlotBlocks
func numSlotCellsPadded*(self: SlotsBuilder): Natural =
## Number of cells per slot including padding.
##
nextPowerOfTwo(self.numBlockCellsPadded.int * self.numSlotBlocks.int).Natural
func emptyDigestTree*(self: SlotsBuilder): Poseidon2Tree {.inline.} =
## Returns the tree of a padding block.
##
self.emptyDigestTree
func slotIndicesIter*(self: SlotsBuilder, slot: Natural): ?!Iter[int] =
## Returns the slot indices.
##
@ -180,7 +198,7 @@ proc buildBlockTree*(
success (blk.data, tree)
proc getCellHashes*(
proc getBlockHashes*(
self: SlotsBuilder,
slotIndex: Natural): Future[?!seq[Poseidon2Hash]] {.async.} =
@ -201,9 +219,9 @@ proc getCellHashes*(
for blkIdx in self.strategy.getIndices(slotIndex):
trace "Getting block CID for tree at index"
without (_, tree) =? (await self.buildBlockTree(blkIdx)) and
digest =? tree.root, err:
error "Failed to get block CID for tree at index", err = err.msg
without (_, blockTree) =? (await self.buildBlockTree(blkIdx)) and
digest =? blockTree.root, err:
error "Failed to get block CID for block tree at index", err = err.msg
return failure(err)
digest
@ -213,11 +231,11 @@ proc getCellHashes*(
proc buildSlotTree*(
self: SlotsBuilder,
slotIndex: Natural): Future[?!Poseidon2Tree] {.async.} =
without cellHashes =? (await self.getCellHashes(slotIndex)), err:
without blockHashes =? (await self.getBlockHashes(slotIndex)), err:
error "Failed to select slot blocks", err = err.msg
return failure(err)
Poseidon2Tree.init(cellHashes & self.slotsPadLeafs)
Poseidon2Tree.init(blockHashes & self.slotsPadLeafs)
proc buildSlot*(
self: SlotsBuilder,
@ -331,8 +349,8 @@ proc new*(
# all trees have to be padded to power of two
numBlockCells = (manifest.blockSize div cellSize).int # number of cells per block
blockPadBytes = newSeq[byte](numBlockCells.nextPowerOfTwoPad * cellSize.int) # power of two padding for blocks
numSlotLeafs = (manifest.blocksCount div manifest.numSlots)
slotsPadLeafs = newSeqWith(numSlotLeafs.nextPowerOfTwoPad, Poseidon2Zero) # power of two padding for block roots
numSlotBlocks = (manifest.blocksCount div manifest.numSlots)
slotsPadLeafs = newSeqWith(numSlotBlocks.nextPowerOfTwoPad, Poseidon2Zero) # power of two padding for block roots
rootsPadLeafs = newSeqWith(manifest.numSlots.nextPowerOfTwoPad, Poseidon2Zero)
emptyDigestTree = ? Poseidon2Tree.digestTree(DefaultEmptyBlock & blockPadBytes, DefaultCellSize.int)

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@ -80,6 +80,66 @@ proc getCell*(self: DataSampler, blkBytes: seq[byte], blkCellIdx: Natural): Cell
dataEnd = dataStart + cellSize
return blkBytes[dataStart ..< dataEnd]
proc createProofSample(self: DataSampler, slotTreeCid: Cid, cellIdx: Natural): Future[?!Sample] {.async.} =
let
cellsPerBlock = self.builder.numBlockCells
blkCellIdx = cellIdx.toBlockCellIdx(cellsPerBlock)
slotBlkIdx = cellIdx.toBlockIdx(cellsPerBlock)
logScope:
cellIdx = cellIdx
slotBlkIdx = slotBlkIdx
blkCellIdx = blkCellIdx
without (cid, proof) =? await self.blockStore.getCidAndProof(
slotTreeCid,
slotBlkIdx.Natural), err:
error "Failed to get block from block store", err = err.msg
return failure(err)
without slotProof =? proof.toVerifiableProof(), err:
error "Unable to convert slot proof to poseidon proof", error = err.msg
return failure(err)
# If the cell index is greater than or equal to the UNPADDED number of slot cells,
# Then we're sampling inside a padded block.
# In this case, we use the pre-generated zero-data and pre-generated padding-proof for this cell index.
if cellIdx >= self.builder.numSlotCells:
trace "Sampling a padded block"
without blockProof =? self.builder.emptyDigestTree.getProof(blkCellIdx), err:
error "Failed to get proof from empty block tree", err = err.msg
return failure(err)
success(Sample(
data: newSeq[byte](self.builder.cellSize.int),
slotProof: slotProof,
cellProof: blockProof,
slotBlockIdx: slotBlkIdx.Natural,
blockCellIdx: blkCellIdx.Natural))
else:
trace "Sampling a dataset block"
# This converts our slotBlockIndex to a datasetBlockIndex using the
# indexing-strategy used by the builder.
# We need this to fetch the block data. We can't do it by slotTree + slotBlkIdx.
let datasetBlockIndex = self.builder.slotIndicies(self.index)[slotBlkIdx]
without (bytes, blkTree) =? await self.builder.buildBlockTree(datasetBlockIndex), err:
error "Failed to build block tree", err = err.msg
return failure(err)
without blockProof =? blkTree.getProof(blkCellIdx), err:
error "Failed to get proof from block tree", err = err.msg
return failure(err)
success(Sample(
data: self.getCell(bytes, blkCellIdx),
slotProof: slotProof,
cellProof: blockProof,
slotBlockIdx: slotBlkIdx.Natural,
blockCellIdx: blkCellIdx.Natural))
proc getProofInput*(
self: DataSampler,
entropy: ProofChallenge,
@ -97,61 +157,27 @@ proc getProofInput*(
error "Failed to get slot proof from verify tree", err = err.msg
return failure(err)
let
slotTreeCid = self.builder.manifest.slotRoots[self.index]
cellsPerBlock = self.builder.numBlockCells
cellIdxs = entropy.cellIndices(
self.builder.slotRoots[self.index],
self.builder.numSlotCells,
nSamples)
let slotTreeCid = self.builder.manifest.slotRoots[self.index]
logScope:
index = self.index
samples = nSamples
cells = cellIdxs
slotTreeCid = slotTreeCid
trace "Collecting input for proof"
let cellIdxs = entropy.cellIndices(
self.builder.slotRoots[self.index],
self.builder.numSlotCellsPadded,
nSamples)
trace "Found cell indices", cellIdxs
let samples = collect(newSeq):
for cellIdx in cellIdxs:
let
blkCellIdx = cellIdx.toBlockCellIdx(cellsPerBlock) # block cell index
slotCellIdx = cellIdx.toBlockIdx(cellsPerBlock) # slot tree index
logScope:
cellIdx = cellIdx
slotCellIdx = slotCellIdx
blkCellIdx = blkCellIdx
without (cid, proof) =? await self.blockStore.getCidAndProof(
slotTreeCid,
slotCellIdx.Natural), err:
error "Failed to get block from block store", err = err.msg
without sample =? (await self.createProofSample(slotTreeCid, cellIdx)), err:
error "Failed to create proof sample", error = err.msg
return failure(err)
without slotProof =? proof.toVerifiableProof(), err:
error "Unable to convert slot proof to poseidon proof", error = err.msg
return failure(err)
# This converts our slotBlockIndex to a datasetBlockIndex using the
# indexing-strategy used by the builder.
# We need this to fetch the block data. We can't do it by slotTree + slotBlkIdx.
let datasetBlockIndex = self.builder.slotIndices(self.index)[slotCellIdx]
without (bytes, blkTree) =? await self.builder.buildBlockTree(datasetBlockIndex), err:
error "Failed to build block tree", err = err.msg
return failure(err)
without blockProof =? blkTree.getProof(blkCellIdx), err:
error "Failed to get proof from block tree", err = err.msg
return failure(err)
Sample(
data: self.getCell(bytes, blkCellIdx),
slotProof: slotProof,
cellProof: blockProof,
slotBlockIdx: slotCellIdx.Natural,
blockCellIdx: blkCellIdx.Natural)
sample
success ProofInput(
entropy: entropy,

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@ -10,6 +10,7 @@
import std/sugar
import std/bitops
import pkg/chronicles
import pkg/poseidon2
import pkg/poseidon2/io
@ -67,7 +68,6 @@ func cellIndex*(
doAssert( 1 shl log2 == numCells , "`numCells` is assumed to be a power of two" )
let hash = Sponge.digest( @[ slotRoot, entropy, counter.toF ], rate = 2 )
return int( extractLowBits(hash, log2) )
func cellIndices*(
@ -75,6 +75,8 @@ func cellIndices*(
slotRoot: Poseidon2Hash,
numCells: Natural, nSamples: Natural): seq[Natural] =
trace "Calculating cell indices", numCells, nSamples
var indices: seq[Natural]
while (indices.len < nSamples):
let idx = cellIndex(entropy, slotRoot, numCells, indices.len + 1)

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@ -1,4 +1,5 @@
import std/sequtils
import std/math
import pkg/questionable/results
import pkg/poseidon2/io
@ -28,7 +29,8 @@ const
# in the dataset.
bytesPerBlock* = 64 * 1024
cellsPerBlock* = bytesPerBlock div DefaultCellSize.int
numberOfSlotBlocks* = 4
numberOfSlotBlocks* = 3
numberOfSlotBlocksPadded* = numberOfSlotBlocks.nextPowerOfTwo
totalNumberOfSlots* = 2
datasetSlotIndex* = 1
cellsPerSlot* = (bytesPerBlock * numberOfSlotBlocks) div DefaultCellSize.int
@ -37,7 +39,14 @@ const
type
ProvingTestEnvironment* = ref object
# Invariant:
challenge*: Poseidon2Hash
# These challenges are chosen such that with the testenv default values
# and nSamples=3, they will land on [3x data cells + 0x padded cell],
# and [2x data cells + 1x padded cell] respectively:
challengeNoPad*: Poseidon2Hash
challengeOnePad*: Poseidon2Hash
blockPadBytes*: seq[byte]
emptyBlockTree*: Poseidon2Tree
emptyBlockCid*: Cid
# Variant:
localStore*: CacheStore
manifest*: Manifest
@ -79,17 +88,19 @@ proc createSlotTree(self: ProvingTestEnvironment, dSlotIndex: uint64): Future[Po
let
slotBlocks = datasetBlockIndices.mapIt(self.datasetBlocks[it])
numBlockCells = bytesPerBlock.int div DefaultCellSize.int
blockPadBytes = newSeq[byte](numBlockCells.nextPowerOfTwoPad * DefaultCellSize.int)
slotBlockRoots = slotBlocks.mapIt(Poseidon2Tree.digest(it.data & blockPadBytes, DefaultCellSize.int).tryGet())
tree = Poseidon2Tree.init(slotBlockRoots).tryGet()
slotBlockRoots = slotBlocks.mapIt(Poseidon2Tree.digest(it.data & self.blockPadBytes, DefaultCellSize.int).tryGet())
slotBlockRootPads = newSeqWith((slotBlockRoots.len).nextPowerOfTwoPad, Poseidon2Zero)
tree = Poseidon2Tree.init(slotBlockRoots & slotBlockRootPads).tryGet()
treeCid = tree.root().tryGet().toSlotCid().tryGet()
for i in 0 ..< numberOfSlotBlocks:
let
for i in 0 ..< numberOfSlotBlocksPadded:
var blkCid: Cid
if i < slotBlockRoots.len:
blkCid = slotBlockRoots[i].toCellCid().tryGet()
proof = tree.getProof(i).tryGet().toEncodableProof().tryGet()
else:
blkCid = self.emptyBlockCid
let proof = tree.getProof(i).tryGet().toEncodableProof().tryGet()
discard await self.localStore.putCidAndProof(treeCid, i, blkCid, proof)
return tree
@ -159,8 +170,18 @@ proc createSlot(self: ProvingTestEnvironment): void =
)
proc createProvingTestEnvironment*(): Future[ProvingTestEnvironment] {.async.} =
let
numBlockCells = bytesPerBlock.int div DefaultCellSize.int
blockPadBytes = newSeq[byte](numBlockCells.nextPowerOfTwoPad * DefaultCellSize.int)
emptyBlockTree = Poseidon2Tree.digestTree(DefaultEmptyBlock & blockPadBytes, DefaultCellSize.int).tryGet()
emptyBlockCid = emptyBlockTree.root.tryGet().toCellCid().tryGet()
var testEnv = ProvingTestEnvironment(
challenge: toF(12345)
challengeNoPad: toF(6),
challengeOnePad: toF(9),
blockPadBytes: blockPadBytes,
emptyBlockTree: emptyBlockTree,
emptyBlockCid: emptyBlockCid
)
testEnv.localStore = CacheStore.new()

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@ -73,7 +73,7 @@ asyncchecksuite "Test DataSampler":
test "Can gather proof input":
let
nSamples = 3
challengeBytes = env.challenge.toBytes()
challengeBytes = env.challengeNoPad.toBytes()
input = (await dataSampler.getProofInput(challengeBytes, nSamples)).tryget()
proc equal(a: Poseidon2Hash, b: Poseidon2Hash): bool =
@ -91,29 +91,65 @@ asyncchecksuite "Test DataSampler":
check:
equal(input.verifyRoot, env.datasetRootHash)
equal(input.entropy, env.challenge)
equal(input.entropy, env.challengeNoPad)
input.numCells == ((bytesPerBlock * numberOfSlotBlocks) div DefaultCellSize.int).Natural
input.numSlots == totalNumberOfSlots.Natural
input.slotIndex == env.slot.slotIndex.truncate(Natural)
input.verifyProof == expectedProof
# block-slot proofs
input.samples[0].slotBlockIdx == 2
input.samples[0].slotBlockIdx == 1
input.samples[1].slotBlockIdx == 2
input.samples[2].slotBlockIdx == 0
input.samples[2].slotBlockIdx == 1
toStr(input.samples[0].slotProof) == expectedBlockSlotProofs[0]
toStr(input.samples[1].slotProof) == expectedBlockSlotProofs[1]
toStr(input.samples[2].slotProof) == expectedBlockSlotProofs[2]
# cell-block proofs
input.samples[0].blockCellIdx == 26
input.samples[1].blockCellIdx == 29
input.samples[2].blockCellIdx == 29
input.samples[0].blockCellIdx == 25
input.samples[1].blockCellIdx == 18
input.samples[2].blockCellIdx == 17
toStr(input.samples[0].cellProof) == expectedCellBlockProofs[0]
toStr(input.samples[1].cellProof) == expectedCellBlockProofs[1]
toStr(input.samples[2].cellProof) == expectedCellBlockProofs[2]
# # cell data
# cell data
nimcrypto.toHex(input.samples[0].data) == expectedCellData[0]
nimcrypto.toHex(input.samples[1].data) == expectedCellData[1]
nimcrypto.toHex(input.samples[2].data) == expectedCellData[2]
test "Can select samples in padded cells":
let
nSamples = 3
challengeBytes = env.challengeOnePad.toBytes()
input = (await dataSampler.getProofInput(challengeBytes, nSamples)).tryget()
proc equal(a: Poseidon2Hash, b: Poseidon2Hash): bool =
a.toDecimal() == b.toDecimal()
proc toStr(proof: Poseidon2Proof): string =
let a = proof.path.mapIt(toHex(it))
join(a)
let expectedProof = env.datasetToSlotTree.getProof(datasetSlotIndex).tryGet()
check:
equal(input.verifyRoot, env.datasetRootHash)
equal(input.entropy, env.challengeOnePad)
input.numCells == ((bytesPerBlock * numberOfSlotBlocks) div DefaultCellSize.int).Natural
input.numSlots == totalNumberOfSlots.Natural
input.slotIndex == env.slot.slotIndex.truncate(Natural)
input.verifyProof == expectedProof
input.samples[0].slotBlockIdx == 2
input.samples[1].slotBlockIdx == 2
input.samples[2].slotBlockIdx == 3
# The third sample is a padded sample
toStr(input.samples[2].slotProof) == toStr(env.slotTree.getProof(3).tryGet())
input.samples[0].blockCellIdx == 29
input.samples[1].blockCellIdx == 26
input.samples[2].blockCellIdx == 30
toStr(input.samples[2].cellProof) == toStr(env.emptyBlockTree.getProof(30).tryGet())
input.samples[2].data == newSeq[byte](DefaultCellSize.int)

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@ -5,21 +5,21 @@ import pkg/codex/codextypes
proc getExpectedCellBlockProofs*(): seq[string] =
@[
"0x189890bedf2a40f2757554c5f089811e07601543a576e2d40d68a1bd295adbee0x059f227fe687a7abd9c3d9878c0b812aa7829c85d30c23154b8824a907909b060x2c685fc951f1684fd3979f7e3a558fa6aeed3f960ef0a9e2ba51cc62cff7de0e0x10ebae3fb12d502044216e40319726ed36308b9ae4ab3fb0a36c77e5614c6fbd0x1decd3fb7ff458261149731115657cecd7eb2fe4a6cf84f3c6761aa8b0dd6b9a",
"0x2567cd93b3fe058b31908656c05d3a09fd33cc0d7df3c7c005d991a8cda60ba80x16e4788105082295706c49c604216518f16ca9dd106012c7c98e6ee138893f6e0x1c258af996aecf9bba249130182ccfe44a9090bc58fe59063a06db67efb7b5240x10ebae3fb12d502044216e40319726ed36308b9ae4ab3fb0a36c77e5614c6fbd0x1decd3fb7ff458261149731115657cecd7eb2fe4a6cf84f3c6761aa8b0dd6b9a",
"0x0568735989a51526104eddbcf386b8aaef186a2d31afce0c2671c8ce8dd8cd1a0x20d06082668338924981a9e0e4f18e7ec6e2b7912e7fb74c1b6dc921b824def60x2fd45662152ae87192971a0e9b7d50de48d7bc8ab22e5711680173a302120bf00x0f528a58c839889e4bb9195e2bcbc2addb7022e47c8fb11bbdeba0a0e9c6f4cb0x0edf43ec0f277500371537a4d566f3f352d0c49bfa9d4659e07d776ffe119437"
"0x13935d7f73028fd425e557b8e0b737fcba3f8bcda0e07a9047868bc7c5a2519e0x17d36c9bcef9febb77b129e8bbe971b754d7b3e1df8c7d881b64bf0aa055f5570x02610a45fa39d4859e5c0c53bda9cc6bd627ae4b5aa462f9e86f47f3db96b2700x27a362c0f92c887d74ee77df2df5e51f0f66b0564a2af8b1c11b02dab0a34f780x095eb3c0d166c19f9cac8ea0e6ba274dfeef802cf7d01c90378585fd4d788e56",
"0x128b43cb1f87736d5b826c5a440d373c0e4c147a81a0edc40b106abd2c10af960x2160ba1c1ed893685b849a8f1be6d32bb11a6ebb8690c5af95e0ce0e9d72b6580x1332185d0ef7b76e55c7464f37df96d41f256249d74678d8191030912036b7aa0x0522383db3f9cb9c75d5b209bd795566e9cffa632819628194416a479998a4270x1decd3fb7ff458261149731115657cecd7eb2fe4a6cf84f3c6761aa8b0dd6b9a",
"0x2a2c8663e354dbc1857a654134de3b690d73ffedcc7c0ba770a39f3e48675ee10x01914d98d4103889ea59ce6e970dae95f7e463350184c5f7f3806997e10748520x10e8f6235ac7e95af5aea6fc77ebe60e1028b48eb84027ea46d403d809852b6b0x04bd51be7ff42db27a7605124d3d2d1c4cbca43f93d1997060ac8a1009fa48b40x095eb3c0d166c19f9cac8ea0e6ba274dfeef802cf7d01c90378585fd4d788e56"
]
proc getExpectedBlockSlotProofs*(): seq[string] =
@[
"0x0684458ea77eca59be05e368bb26b7ca318b8e836100c415e60136876c01ba170x2a66917fa49371e835376fcece0d854c77008ac1195740963b1ac4491ee1aaf1",
"0x0684458ea77eca59be05e368bb26b7ca318b8e836100c415e60136876c01ba170x2a66917fa49371e835376fcece0d854c77008ac1195740963b1ac4491ee1aaf1",
"0x03883ad2637a4c68f29bc0910400259291d9c3d730de7e3925adbf26c80b7f440x2d6a888f50b14b0c686f64c4bd0d8389cd555cdf0e3d6f387682c4722ac2a674"
"0x008fccffc5d2e5010a44bc718fed80d4d891e6517c022ba1bff65763dd79dbb90x117662f365386ee6784274dfa3a3b35126291cdf013c5e90d07bee79f32b2f40",
"0x00000000000000000000000000000000000000000000000000000000000000000x2a66917fa49371e835376fcece0d854c77008ac1195740963b1ac4491ee1aaf1",
"0x008fccffc5d2e5010a44bc718fed80d4d891e6517c022ba1bff65763dd79dbb90x117662f365386ee6784274dfa3a3b35126291cdf013c5e90d07bee79f32b2f40"
]
proc getExpectedCellData*(): seq[string] =
@[
"BA".repeat(DefaultCellSize.int),
"BD".repeat(DefaultCellSize.int),
"3D".repeat(DefaultCellSize.int)
"79".repeat(DefaultCellSize.int),
"B2".repeat(DefaultCellSize.int),
"71".repeat(DefaultCellSize.int)
]

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@ -217,7 +217,7 @@ suite "Slot builder":
for blk in expectedBlock:
SpongeMerkle.digest(blk.data & blockPadBytes, cellSize.int)
cellHashes = (await slotBuilder.getCellHashes(i)).tryGet()
cellHashes = (await slotBuilder.getBlockHashes(i)).tryGet()
check:
expectedHashes == cellHashes

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@ -2,6 +2,7 @@ import std/sequtils
import std/sugar
import std/random
import std/strutils
import std/math
import pkg/questionable/results
import pkg/constantine/math/arithmetic
@ -27,17 +28,19 @@ import ../merkletree/helpers
import ./provingtestenv
asyncchecksuite "Test proof sampler utils":
let knownIndices: seq[Natural] = @[90, 93, 29]
let knownIndices: seq[Natural] = @[57, 82, 49]
var
env: ProvingTestEnvironment
slotRoot: Poseidon2Hash
numCells: Natural
numCellsPadded: Natural
setup:
env = await createProvingTestEnvironment()
slotRoot = env.slotRoots[datasetSlotIndex]
numCells = cellsPerSlot
numCellsPadded = numCells.nextPowerOfTwo
teardown:
reset(env)
@ -61,14 +64,15 @@ asyncchecksuite "Test proof sampler utils":
test "Can find single slot-cell index":
proc slotCellIndex(i: Natural): Natural =
return cellIndex(env.challenge, slotRoot, numCells, i)
return cellIndex(env.challengeNoPad, slotRoot, numCellsPadded, i)
proc getExpectedIndex(i: int): Natural =
let
numberOfCellsInSlot = (bytesPerBlock * numberOfSlotBlocks) div DefaultCellSize.uint64.int
hash = Sponge.digest(@[slotRoot, env.challenge, toF(i)], rate = 2)
numberOfCellsInSlotPadded = numberOfCellsInSlot.nextPowerOfTwo
hash = Sponge.digest(@[slotRoot, env.challengeNoPad, toF(i)], rate = 2)
return int(extractLowBits(hash.toBig(), ceilingLog2(numberOfCellsInSlot)))
return int(extractLowBits(hash.toBig(), ceilingLog2(numberOfCellsInSlotPadded)))
check:
slotCellIndex(1) == getExpectedIndex(1)
@ -80,10 +84,10 @@ asyncchecksuite "Test proof sampler utils":
test "Can find sequence of slot-cell indices":
proc slotCellIndices(n: int): seq[Natural] =
cellIndices(env.challenge, slotRoot, numCells, n)
cellIndices(env.challengeNoPad, slotRoot, numCellsPadded, n)
proc getExpectedIndices(n: int): seq[Natural] =
return collect(newSeq, (for i in 1..n: cellIndex(env.challenge, slotRoot, numCells, i)))
return collect(newSeq, (for i in 1..n: cellIndex(env.challengeNoPad, slotRoot, numCellsPadded, i)))
check:
slotCellIndices(3) == getExpectedIndices(3)