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Merge bitcoin/bitcoin#23834: wallettool: Check that the dumpfile checksum is the correct size

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ac617cc141 wallettool: Check that the dumpfile checksum is the correct size (Andrew Chow)

Pull request description:

  After parsing the checksum, make sure that it is the size that we expect it to be.

  This issue was reported by Pedro Baptista.

ACKs for top commit:
  laanwj:
    Code review ACK ac617cc141

Tree-SHA512: 8135b3fb1f4f6b6c91cfbac7d1d3421f1f6c664a742c92940f68eae857f92ce49d042cc3aa5c2df6ef182825271483d65efc7543ec7a8ff047fd7c08666c8899
This commit is contained in:
laanwj 2022-01-05 19:08:07 +01:00
commit 801aaac2b3
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GPG key ID: 1E4AED62986CD25D
2 changed files with 10 additions and 1 deletions
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5
src/wallet/dump.cpp
View file

@ -214,6 +214,11 @@ bool CreateFromDump(const std::string& name, const fs::path& wallet_path, biling
if (key == "checksum") {
std::vector<unsigned char> parsed_checksum = ParseHex(value);
if (parsed_checksum.size() != checksum.size()) {
error = Untranslated("Error: Checksum is not the correct size");
ret = false;
break;
}
std::copy(parsed_checksum.begin(), parsed_checksum.end(), checksum.begin());
break;
}

6
test/functional/tool_wallet.py
View file

@ -390,7 +390,11 @@ class ToolWalletTest(BitcoinTestFramework):
bad_sum_wallet_dump = os.path.join(self.nodes[0].datadir, "wallet-bad_sum3.dump")
dump_data["checksum"] = "2" * 10
self.write_dump(dump_data, bad_sum_wallet_dump)
self.assert_raises_tool_error('Error: Dumpfile checksum does not match. Computed {}, expected {}{}'.format(checksum, "2" * 10, "0" * 54), '-wallet=badload', '-dumpfile={}'.format(bad_sum_wallet_dump), 'createfromdump')
self.assert_raises_tool_error('Error: Checksum is not the correct size', '-wallet=badload', '-dumpfile={}'.format(bad_sum_wallet_dump), 'createfromdump')
assert not os.path.isdir(os.path.join(self.nodes[0].datadir, "regtest/wallets", "badload"))
dump_data["checksum"] = "3" * 66
self.write_dump(dump_data, bad_sum_wallet_dump)
self.assert_raises_tool_error('Error: Checksum is not the correct size', '-wallet=badload', '-dumpfile={}'.format(bad_sum_wallet_dump), 'createfromdump')
assert not os.path.isdir(os.path.join(self.nodes[0].datadir, "regtest/wallets", "badload"))