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mining: add script for generating verification data for tests

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This commit is contained in:
johnny9 2023-05-06 19:41:27 -04:00
parent 56958f88a2
commit 1118d01ba5
2 changed files with 32 additions and 0 deletions
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1
components/stratum/test/test_mining.c
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@ -13,6 +13,7 @@ TEST_CASE("Check coinbase tx construction", "[mining]")
free(coinbase_tx);
}
// Values calculated from esp-miner/components/stratum/test/verifiers/merklecalc.py
TEST_CASE("Validate merkle root calculation", "[mining]")
{
const char * coinbase_tx = "01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff20020862062f503253482f04b8864e5008e969579199999999072f736c7573682f000000000100f2052a010000001976a914d23fcdf86f7e756a64a7a9688ef9903327048ed988ac00000000";

31
components/stratum/test/verifiers/merklecalc.py Normal file
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@ -0,0 +1,31 @@
import hashlib
def double_sha256(data):
return hashlib.sha256(hashlib.sha256(data).digest()).digest()
def merkle_root(coinbase_tx_hash, merkle_branches):
current_hash = bytes.fromhex(coinbase_tx_hash)
for branch in merkle_branches:
branch_hash = bytes.fromhex(branch)
# Concatenate the hashes and compute the double SHA-256 hash
current_hash = double_sha256(current_hash + branch_hash)
return current_hash.hex()
coinbase_tx = '01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff20020862062f503253482f04b8864e5008e969579199999999072f736c7573682f000000000100f2052a010000001976a914d23fcdf86f7e756a64a7a9688ef9903327048ed988ac00000000'
coinbase_tx_hash = double_sha256(bytes.fromhex(coinbase_tx)).hex()
merkle_branches = [
"ae23055e00f0f697cc3640124812d96d4fe8bdfa03484c1c638ce5a1c0e9aa81",
"980fb87cb61021dd7afd314fcb0dabd096f3d56a7377f6f320684652e7410a21",
"a52e9868343c55ce405be8971ff340f562ae9ab6353f07140d01666180e19b52",
"7435bdfa004e603953b2ed39f118803934d9cf17b06d979ceb682f2251bafac2",
"2a91f061a22d27cb8f44eea79938fb241ebeb359891aa907f05ffde7ed44e52e",
"302401f80eb5e958155135e25200bb8ea181ad2d05e804a531c7314d86403cdc",
"318ecb6161eb9b4cfd802bd730e2d36c167ddf102e70aa7b4158e2870dd47392",
"1114332a9858e0cf84b2425bb1e59eaabf91dd102d114aa443d57fc1b3beb0c9",
"f43f38095c810613ed795a44d9fab02ff25269706f454885db9be05cdf9c06e1",
"3e2fc26b27fddc39668b59099cd9635761bb72ed92404204e12bdff08b16fb75",
"463c19427286342120039a83218fa87ce45448e246895abac11fff0036076758",
"03d287f655813e540ddb9c4e7aeb922478662b0f5d8e9d0cbd564b20146bab76"
]
print("Merkle root:", merkle_root(coinbase_tx_hash, merkle_branches))