libp2p/go-libp2p-peerstore
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read/write metadata lock

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This commit is contained in:
vyzo 2019-04-27 22:19:49 +03:00
parent 0ddad15bd2
commit 3cd491431b
1 changed files with 3 additions and 3 deletions
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6
pstoremem/metadata.go
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@ -16,7 +16,7 @@ type memoryPeerMetadata struct {
// store other data, like versions // store other data, like versions
//ds ds.ThreadSafeDatastore //ds ds.ThreadSafeDatastore
ds map[metakey]interface{} ds map[metakey]interface{}
dslock sync.Mutex dslock sync.RWMutex
} }
var _ pstore.PeerMetadata = (*memoryPeerMetadata)(nil) var _ pstore.PeerMetadata = (*memoryPeerMetadata)(nil)
@ -35,8 +35,8 @@ func (ps *memoryPeerMetadata) Put(p peer.ID, key string, val interface{}) error
} }
func (ps *memoryPeerMetadata) Get(p peer.ID, key string) (interface{}, error) { func (ps *memoryPeerMetadata) Get(p peer.ID, key string) (interface{}, error) {
ps.dslock.Lock() ps.dslock.RLock()
defer ps.dslock.Unlock() defer ps.dslock.RUnlock()
i, ok := ps.ds[metakey{p, key}] i, ok := ps.ds[metakey{p, key}]
if !ok { if !ok {
return nil, pstore.ErrNotFound return nil, pstore.ErrNotFound