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Further fixes from code review

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Glenn Willen 2023-01-04 16:33:35 -08:00
parent b9b7f6543a
commit 8cad8cda44
4 changed files with 15 additions and 12 deletions
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15
src/init.cpp
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@ -980,22 +980,25 @@ bool AppInitParameterInteraction(const ArgsManager& args)
fPruneMode = true;
}
uint32_t epoch_length = chainparams.GetConsensus().dynamic_epoch_length;
if (epoch_length == std::numeric_limits<uint32_t>::max()) {
// That's the default value, for non-dynafed chains and some tests. Pick a more sensible default here.
epoch_length = 20160;
}
if (args.IsArgSet("-trim_headers")) {
LogPrintf("Configured for header-trimming mode. This will reduce memory usage substantially, but we will be unable to serve as a full P2P peer, and certain header fields may be missing from JSON RPC output.\n");
fTrimHeaders = true;
// This calculation is driven by GetValidFedpegScripts in pegins.cpp, which walks the chain
// back to current epoch start, and then an additional total_valid_epochs on top of that.
// We add one epoch here for the current partial epoch, and then another one for good luck.
// NB: If we're non-dynafed, then:
// - total_valid_epochs = 1
// - dynamic_epoch_length = std::numeric_limits<uint32_t>::max()
// So this will work out to an unhelpfully-large number. XXX: Is this a problem?
nMustKeepFullHeaders = (chainparams.GetConsensus().total_valid_epochs + 2) * (chainparams.GetConsensus().dynamic_epoch_length);
nMustKeepFullHeaders = (chainparams.GetConsensus().total_valid_epochs + 2) * epoch_length;
// This is the number of headers we can have in flight downloading at a time, beyond the
// set of blocks we've already validated. Capping this is necessary to keep memory usage
// bounded during IBD.
}
nHeaderDownloadBuffer = chainparams.GetConsensus().dynamic_epoch_length * 2;
nHeaderDownloadBuffer = epoch_length * 2;
nConnectTimeout = args.GetArg("-timeout", DEFAULT_CONNECT_TIMEOUT);
if (nConnectTimeout <= 0) {