grassrootseconomics/openethereum
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return only complete headers responses

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This commit is contained in:
Robert Habermeier 2017-03-09 17:28:49 +01:00
parent 391eb4b66c
commit 64342d200c
1 changed files with 8 additions and 4 deletions
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10
ethcore/light/src/provider.rs
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@ -62,7 +62,7 @@ pub trait Provider: Send + Sync {
HashOrNumber::Number(start_num) => start_num,
HashOrNumber::Hash(hash) => match self.block_header(BlockId::Hash(hash)) {
None => {
trace!(target: "les_provider", "Unknown block hash {} requested", hash);
trace!(target: "pip_provider", "Unknown block hash {} requested", hash);
return None;
}
Some(header) => {
@ -91,8 +91,12 @@ pub trait Provider: Send + Sync {
.flat_map(|x| x)
.collect();
if headers.is_empty() {
None
} else {
Some(::request::HeadersResponse { headers: headers })
}
}
/// Get a block header by id.
fn block_header(&self, id: BlockId) -> Option<encoded::Header>;
@ -182,7 +186,7 @@ impl<T: ProvingBlockChainClient + ?Sized> Provider for T {
let cht_number = match cht::block_to_cht_number(req.num) {
Some(cht_num) => cht_num,
None => {
debug!(target: "les_provider", "Requested CHT proof with invalid block number");
debug!(target: "pip_provider", "Requested CHT proof with invalid block number");
return None;
}
};
@ -230,7 +234,7 @@ impl<T: ProvingBlockChainClient + ?Sized> Provider for T {
}),
Ok(None) => None,
Err(e) => {
debug!(target: "les_provider", "Error looking up number in freshly-created CHT: {}", e);
debug!(target: "pip_provider", "Error looking up number in freshly-created CHT: {}", e);
None
}
}