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Merge branch 'iss358_pack_not_referenced_fix' of https://github.com/episource/restic into episource-358

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This commit is contained in:
Alexander Neumann 2016-01-17 20:07:31 +01:00
commit 00e7a76ecc
1 changed files with 33 additions and 13 deletions
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46
repository/master_index.go
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@ -157,27 +157,47 @@ func (mi *MasterIndex) Current() *Index {
// AddInFlight add the given ID to the list of in-flight IDs. An error is
// returned when the ID is already in the list.
func (mi *MasterIndex) AddInFlight(id backend.ID) error {
mi.inFlight.Lock()
defer mi.inFlight.Unlock()
// The index + inFlight store must be searched for a matching id in one
// atomic operation. This requires locking the inFlight store and the
// index together!
mi.inFlight.Lock()
defer mi.inFlight.Unlock()
debug.Log("MasterIndex.AddInFlight", "adding %v", id)
if mi.inFlight.Has(id) {
return fmt.Errorf("%v is already in flight", id)
}
// Note: mi.Has read locks the index again.
mi.idxMutex.RLock()
defer mi.idxMutex.RUnlock()
mi.inFlight.Insert(id)
return nil
debug.Log("MasterIndex.AddInFlight", "adding %v", id)
if mi.inFlight.Has(id) {
return fmt.Errorf("%v is already in flight", id)
}
if mi.Has(id) {
return fmt.Errorf("%v is already indexed (fully processed)", id)
}
mi.inFlight.Insert(id)
return nil
}
// IsInFlight returns true iff the id is contained in the list of in-flight IDs.
func (mi *MasterIndex) IsInFlight(id backend.ID) bool {
mi.inFlight.RLock()
defer mi.inFlight.RUnlock()
// The index + inFlight store must be searched for a matching id in one
// atomic operation. This requires locking the inFlight store and the
// index together!
mi.inFlight.RLock()
defer mi.inFlight.RUnlock()
inFlight := mi.inFlight.Has(id)
debug.Log("MasterIndex.IsInFlight", "testing whether %v is in flight: %v", id.Str(), inFlight)
// Note: mi.Has read locks the index again.
mi.idxMutex.RLock()
defer mi.idxMutex.RUnlock()
return inFlight
inFlight := mi.inFlight.Has(id)
debug.Log("MasterIndex.IsInFlight", "testing whether %v is in flight: %v", id.Str(), inFlight)
indexed := mi.Has(id)
debug.Log("MasterIndex.IsInFlight", "testing whether %v is indexed (fully processed): %v", id.Str(), indexed)
return inFlight
}
// RemoveFromInFlight deletes the given ID from the liste of in-flight IDs.