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fix: respect ctx on receive

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@jbenet

License: MIT
Signed-off-by: Brian Tiger Chow <brian@perfmode.com>
This commit is contained in:
Brian Tiger Chow
2014-12-05 22:54:16 -08:00
parent 27bed4b2c8
commit f7cb6b9963
1 changed files with 7 additions and 2 deletions
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9
routing/dht/providers.go
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@ -107,10 +107,15 @@ func (pm *ProviderManager) GetProviders(ctx context.Context, k u.Key) []peer.Pee
resp: make(chan []peer.Peer, 1), // buffered to prevent sender from blocking resp: make(chan []peer.Peer, 1), // buffered to prevent sender from blocking
} }
select { select {
case pm.getprovs <- gp:
return <-gp.resp
case <-ctx.Done(): case <-ctx.Done():
return nil return nil
case pm.getprovs <- gp:
}
select {
case <-ctx.Done():
return nil
case peers := <-gp.resp:
return peers
} }
} }