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p2p: Integrate DumpAnchors() and ReadAnchors() into CConnman

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This commit is contained in:
Hennadii Stepanov
2020-09-12 18:05:54 +03:00
parent bad16aff49
commit 4170b46544
2 changed files with 30 additions and 0 deletions
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24
src/net.cpp
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@@ -46,6 +46,12 @@ static_assert(MINIUPNPC_API_VERSION >= 10, "miniUPnPc API version >= 10 assumed"
#include <math.h>
/** Maximum number of block-relay-only anchor connections */
static constexpr size_t MAX_BLOCK_RELAY_ONLY_ANCHORS = 2;
static_assert (MAX_BLOCK_RELAY_ONLY_ANCHORS <= static_cast<size_t>(MAX_BLOCK_RELAY_ONLY_CONNECTIONS), "MAX_BLOCK_RELAY_ONLY_ANCHORS must not exceed MAX_BLOCK_RELAY_ONLY_CONNECTIONS.");
/** Anchor IP address database file name */
const char* const ANCHORS_DATABASE_FILENAME = "anchors.dat";
// How often to dump addresses to peers.dat
static constexpr std::chrono::minutes DUMP_PEERS_INTERVAL{15};
@@ -2431,6 +2437,15 @@ bool CConnman::Start(CScheduler& scheduler, const Options& connOptions)
}
}
if (m_use_addrman_outgoing) {
// Load addresses from anchors.dat
m_anchors = ReadAnchors(GetDataDir() / ANCHORS_DATABASE_FILENAME);
if (m_anchors.size() > MAX_BLOCK_RELAY_ONLY_ANCHORS) {
m_anchors.resize(MAX_BLOCK_RELAY_ONLY_ANCHORS);
}
LogPrintf("%i block-relay-only anchors will be tried for connections.\n", m_anchors.size());
}
uiInterface.InitMessage(_("Starting network threads...").translated);
fAddressesInitialized = true;
@@ -2546,6 +2561,15 @@ void CConnman::StopNodes()
if (fAddressesInitialized) {
DumpAddresses();
fAddressesInitialized = false;
if (m_use_addrman_outgoing) {
// Anchor connections are only dumped during clean shutdown.
std::vector<CAddress> anchors_to_dump = GetCurrentBlockRelayOnlyConns();
if (anchors_to_dump.size() > MAX_BLOCK_RELAY_ONLY_ANCHORS) {
anchors_to_dump.resize(MAX_BLOCK_RELAY_ONLY_ANCHORS);
}
DumpAnchors(GetDataDir() / ANCHORS_DATABASE_FILENAME, anchors_to_dump);
}
}
// Close sockets