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restart sync on getting old unknown header

This commit is contained in:
arkpar 2016-03-16 18:25:32 +01:00
parent 31f4a214a9
commit 9f8a131fa4
1 changed files with 6 additions and 0 deletions
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6
sync/src/chain.rs
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@ -404,6 +404,12 @@ impl ChainSync {
debug!(target: "sync", "Mismatched block header {}", number + 1);
self.remove_downloaded_blocks(number + 1);
}
if self.have_common_block && number < self.current_base_block() + 1 {
// unkown header
debug!(target: "sync", "Old block header {:?} ({}) is unknown, restarting sync", hash, number);
self.restart(io);
return Ok(());
}
}
let hdr = Header {
data: try!(r.at(i)).as_raw().to_vec(),