Merge #6309: backport: Merge bitcoin#24237, 23631, 24609

e237301b76 Merge bitcoin/bitcoin#24609: Clarify -maxtimeadjustment that only outbound peers influence timedata (MarcoFalke)
e101fd8e3b Merge bitcoin/bitcoin#23631: p2p: Don't use timestamps from inbound peers for Adjusted Time (Vijay)
abfa8c0bd4 Merge bitcoin/bitcoin#24237: test: Avoid testing negative block heights (MarcoFalke)

Pull request description:

  bitcoin backports

ACKs for top commit:
  UdjinM6:
    utACK e237301b76

Tree-SHA512: 5ecb1c3504a92a2b84962809aa349e5b102455984748a65bee8f2fb6c39e1ba85c6a0063780030f73806546017efffca21959de6d96ba65b4a2db9416d8fd6ed
This commit is contained in:
pasta 2024-12-01 22:34:18 -06:00
commit c2b83dc80e
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GPG Key ID: E2F3D7916E722D38
5 changed files with 10 additions and 7 deletions

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@ -570,7 +570,7 @@ void SetupServerArgs(ArgsManager& argsman)
argsman.AddArg("-maxconnections=<n>", strprintf("Maintain at most <n> connections to peers (temporary service connections excluded) (default: %u). This limit does not apply to connections manually added via -addnode or the addnode RPC, which have a separate limit of %u.", DEFAULT_MAX_PEER_CONNECTIONS, MAX_ADDNODE_CONNECTIONS), ArgsManager::ALLOW_ANY, OptionsCategory::CONNECTION);
argsman.AddArg("-maxreceivebuffer=<n>", strprintf("Maximum per-connection receive buffer, <n>*1000 bytes (default: %u)", DEFAULT_MAXRECEIVEBUFFER), ArgsManager::ALLOW_ANY, OptionsCategory::CONNECTION);
argsman.AddArg("-maxsendbuffer=<n>", strprintf("Maximum per-connection memory usage for the send buffer, <n>*1000 bytes (default: %u)", DEFAULT_MAXSENDBUFFER), ArgsManager::ALLOW_ANY, OptionsCategory::CONNECTION);
argsman.AddArg("-maxtimeadjustment", strprintf("Maximum allowed median peer time offset adjustment. Local perspective of time may be influenced by peers forward or backward by this amount. (default: %u seconds)", DEFAULT_MAX_TIME_ADJUSTMENT), ArgsManager::ALLOW_ANY, OptionsCategory::CONNECTION);
argsman.AddArg("-maxtimeadjustment", strprintf("Maximum allowed median peer time offset adjustment. Local perspective of time may be influenced by outbound peers forward or backward by this amount (default: %u seconds).", DEFAULT_MAX_TIME_ADJUSTMENT), ArgsManager::ALLOW_ANY, OptionsCategory::CONNECTION);
argsman.AddArg("-maxuploadtarget=<n>", strprintf("Tries to keep outbound traffic under the given target per 24h. Limit does not apply to peers with 'download' permission or blocks created within past week. 0 = no limit (default: %s). Optional suffix units [k|K|m|M|g|G|t|T] (default: M). Lowercase is 1000 base while uppercase is 1024 base", DEFAULT_MAX_UPLOAD_TARGET), ArgsManager::ALLOW_ANY, OptionsCategory::CONNECTION);
argsman.AddArg("-onion=<ip:port>", "Use separate SOCKS5 proxy to reach peers via Tor onion services, set -noonion to disable (default: -proxy)", ArgsManager::ALLOW_ANY, OptionsCategory::CONNECTION);
argsman.AddArg("-i2psam=<ip:port>", "I2P SAM proxy to reach I2P peers and accept I2P connections (default: none)", ArgsManager::ALLOW_ANY, OptionsCategory::CONNECTION);

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@ -3689,7 +3689,11 @@ void PeerManagerImpl::ProcessMessage(
int64_t nTimeOffset = nTime - GetTime();
pfrom.nTimeOffset = nTimeOffset;
if (!pfrom.IsInboundConn()) {
// Don't use timedata samples from inbound peers to make it
// harder for others to tamper with our adjusted time.
AddTimeData(pfrom.addr, nTimeOffset);
}
// Feeler connections exist only to verify if address is online.
if (pfrom.IsFeelerConn()) {

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@ -334,7 +334,7 @@ BOOST_AUTO_TEST_CASE(updatecoins_simulation_test)
tx.vout.resize(1);
tx.vout[0].nValue = i; //Keep txs unique unless intended to duplicate
tx.vout[0].scriptPubKey.assign(InsecureRand32() & 0x3F, 0); // Random sizes so we can test memory usage accounting
unsigned int height = InsecureRand32();
const int height{int(InsecureRand32() >> 1)};
Coin old_coin;
// 2/20 times create a new coinbase
@ -403,11 +403,11 @@ BOOST_AUTO_TEST_CASE(updatecoins_simulation_test)
// Update the expected result to know about the new output coins
assert(tx.vout.size() == 1);
const COutPoint outpoint(tx.GetHash(), 0);
result[outpoint] = Coin(tx.vout[0], height, CTransaction(tx).IsCoinBase());
result[outpoint] = Coin(tx.vout[0], height, CTransaction{tx}.IsCoinBase());
// Call UpdateCoins on the top cache
CTxUndo undo;
UpdateCoins(CTransaction(tx), *(stack.back()), undo, height);
UpdateCoins(CTransaction{tx}, *(stack.back()), undo, height);
// Update the utxo set for future spends
utxoset.insert(outpoint);

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@ -214,7 +214,7 @@ FUZZ_TARGET_INIT(coins_view, initialize_coins_view)
return;
}
bool expected_code_path = false;
const int height = fuzzed_data_provider.ConsumeIntegral<int>();
const int height{int(fuzzed_data_provider.ConsumeIntegral<uint32_t>() >> 1)};
const bool possible_overwrite = fuzzed_data_provider.ConsumeBool();
try {
AddCoins(coins_view_cache, transaction, height, possible_overwrite);

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@ -51,7 +51,6 @@ implicit-integer-sign-change:bech32.cpp
implicit-integer-sign-change:common/bloom.cpp
implicit-integer-sign-change:chain.cpp
implicit-integer-sign-change:chain.h
implicit-integer-sign-change:coins.h
implicit-integer-sign-change:compat/stdin.cpp
implicit-integer-sign-change:compressor.h
implicit-integer-sign-change:crc32c/