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core: remove duplicates when performing address translation (#1697)

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* core: remove duplicates when performing address translation

* core: use filter_map instead of flat_map

Co-authored-by: Roman Borschel <romanb@users.noreply.github.com>

Co-authored-by: Roman Borschel <romanb@users.noreply.github.com>
This commit is contained in:
André Silva
2020-08-24 09:46:54 +01:00
committed by GitHub
parent 0b05b21093
commit b601ed41b1
1 changed files with 9 additions and 1 deletions
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10
core/src/network.rs
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@ -205,7 +205,15 @@ where
TMuxer: 'a,
THandler: 'a,
{
self.listen_addrs().flat_map(move |server| address_translation(server, observed_addr))
let mut addrs: Vec<_> = self.listen_addrs()
.filter_map(move |server| address_translation(server, observed_addr))
.collect();
// remove duplicates
addrs.sort_unstable();
addrs.dedup();
addrs.into_iter()
}
/// Returns the peer id of the local node.