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Use offset 1000 for fake private keys

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Jacek Sieka 2019-07-24 08:19:52 +02:00
parent 3e622644e7
commit 356573f1ca
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GPG Key ID: A1B09461ABB656B8
1 changed files with 14 additions and 7 deletions
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21
tests/testutil.nim
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@ -6,7 +6,7 @@
# at your option. This file may not be copied, modified, or distributed except according to those terms. # at your option. This file may not be copied, modified, or distributed except according to those terms.
import import
options, sequtils, options, sequtils, stew/endians2,
chronicles, eth/trie/[db], chronicles, eth/trie/[db],
../beacon_chain/[beacon_chain_db, block_pool, extras, ssz, state_transition, ../beacon_chain/[beacon_chain_db, block_pool, extras, ssz, state_transition,
validator_pool, beacon_node_types], validator_pool, beacon_node_types],
@ -17,18 +17,25 @@ func preset*(): string =
" [Preset: " & const_preset & ']' " [Preset: " & const_preset & ']'
func makeFakeValidatorPrivKey*(i: int): ValidatorPrivKey = func makeFakeValidatorPrivKey*(i: int): ValidatorPrivKey =
var i = i + 1 # 0 does not work, as private key... # 0 is not a valid BLS private key - 1000 helps interop with rust BLS library,
copyMem(result.x[0].addr, i.addr, min(sizeof(result.x), sizeof(i))) # lighthouse.
# TODO: switch to https://github.com/ethereum/eth2.0-pm/issues/60
var bytes = uint64(i + 1000).toBytesLE()
copyMem(addr result.x[0], addr bytes[0], sizeof(bytes))
func makeFakeHash*(i: int): Eth2Digest = func makeFakeHash*(i: int): Eth2Digest =
copyMem(result.data[0].addr, i.unsafeAddr, min(sizeof(result.data), sizeof(i))) var bytes = uint64(i).toBytesLE()
static: doAssert sizeof(bytes) <= sizeof(result.data)
copyMem(addr result.data[0], addr bytes[0], sizeof(bytes))
func hackPrivKey(v: Validator): ValidatorPrivKey = func hackPrivKey(v: Validator): ValidatorPrivKey =
## Extract private key, per above hack ## Extract private key, per above hack
var i: int var bytes: array[8, byte]
static: doAssert sizeof(bytes) <= sizeof(v.withdrawal_credentials.data)
copyMem( copyMem(
i.addr, v.withdrawal_credentials.data[0].unsafeAddr, addr bytes, unsafeAddr v.withdrawal_credentials.data[0], sizeof(bytes))
min(sizeof(v.withdrawal_credentials.data), sizeof(i))) let i = int(uint64.fromBytesLE(bytes))
makeFakeValidatorPrivKey(i) makeFakeValidatorPrivKey(i)
func makeDeposit(i: int, flags: UpdateFlags): Deposit = func makeDeposit(i: int, flags: UpdateFlags): Deposit =