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authorBalint Gabor <balint.g@gmail.com>2018-09-19 22:59:10 +0800
committerAnton Evangelatov <anton.evangelatov@gmail.com>2018-09-19 22:59:10 +0800
commitf5c7d1c8eb202b850541a3fcfc2e9bd4ee6f70a9 (patch)
tree48feff3cd06cda592922204eb416c5d24b89dc1c
parent736b45a87606e6cdfd5aecf38d259517b10e7f7e (diff)
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swarm/storage: Implement global timeout for fetcher (#17702)
-rw-r--r--swarm/storage/netstore.go4
1 files changed, 3 insertions, 1 deletions
diff --git a/swarm/storage/netstore.go b/swarm/storage/netstore.go
index de2d82d2b..80ac6f198 100644
--- a/swarm/storage/netstore.go
+++ b/swarm/storage/netstore.go
@@ -52,6 +52,8 @@ type NetStore struct {
closeC chan struct{}
}
+var fetcherTimeout = 2 * time.Minute // timeout to cancel the fetcher even if requests are coming in
+
// NewNetStore creates a new NetStore object using the given local store. newFetchFunc is a
// constructor function that can create a fetch function for a specific chunk address.
func NewNetStore(store SyncChunkStore, nnf NewNetFetcherFunc) (*NetStore, error) {
@@ -168,7 +170,7 @@ func (n *NetStore) getOrCreateFetcher(ref Address) *fetcher {
// no fetcher for the given address, we have to create a new one
key := hex.EncodeToString(ref)
// create the context during which fetching is kept alive
- ctx, cancel := context.WithCancel(context.Background())
+ ctx, cancel := context.WithTimeout(context.Background(), fetcherTimeout)
// destroy is called when all requests finish
destroy := func() {
// remove fetcher from fetchers