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p2p: Add ReadAnchors()

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Hennadii Stepanov 2020-09-12 18:01:19 +03:00
parent 567008d2a0
commit c29272a157
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2 changed files with 21 additions and 0 deletions
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13
src/addrdb.cpp
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@ -163,3 +163,16 @@ void DumpAnchors(const fs::path& anchors_db_path, const std::vector<CAddress>& a
LOG_TIME_SECONDS(strprintf("Flush %d outbound block-relay-only peer addresses to anchors.dat", anchors.size()));
SerializeFileDB("anchors", anchors_db_path, anchors);
}
std::vector<CAddress> ReadAnchors(const fs::path& anchors_db_path)
{
std::vector<CAddress> anchors;
if (DeserializeFileDB(anchors_db_path, anchors)) {
LogPrintf("Loaded %i addresses from %s\n", anchors.size(), anchors_db_path.filename());
} else {
anchors.clear();
}
fs::remove(anchors_db_path);
return anchors;
}

8
src/addrdb.h
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@ -81,4 +81,12 @@ public:
*/
void DumpAnchors(const fs::path& anchors_db_path, const std::vector<CAddress>& anchors);
/**
* Read the anchor IP address database (anchors.dat)
*
* Deleting anchors.dat is intentional as it avoids renewed peering to anchors after
* an unclean shutdown and thus potential exploitation of the anchor peer policy.
*/
std::vector<CAddress> ReadAnchors(const fs::path& anchors_db_path);
#endif // BITCOIN_ADDRDB_H