// InternalGC iterates through the list of keys to garbage collect
// specified in the arguments. MVCCGarbageCollect is invoked on each
// listed key along with the expiration timestamp. The GC metadata
// specified in the args is persisted after GC.
func (r *Range) InternalGC(batch engine.Engine, ms *engine.MVCCStats, args *proto.InternalGCRequest, reply *proto.InternalGCResponse) {
// Garbage collect the specified keys by expiration timestamps.
if err := engine.MVCCGarbageCollect(batch, ms, args.Keys, args.Timestamp); err != nil {
reply.SetGoError(err)
return
}
// Store the GC metadata for this range.
key := keys.RangeGCMetadataKey(r.Desc().RaftID)
err := engine.MVCCPutProto(batch, ms, key, proto.ZeroTimestamp, nil, &args.GCMeta)
reply.SetGoError(err)
}
// InternalGC iterates through the list of keys to garbage collect
// specified in the arguments. MVCCGarbageCollect is invoked on each
// listed key along with the expiration timestamp. The GC metadata
// specified in the args is persisted after GC.
func (r *Range) InternalGC(batch engine.Engine, ms *engine.MVCCStats, args proto.InternalGCRequest) (proto.InternalGCResponse, error) {
var reply proto.InternalGCResponse
// Garbage collect the specified keys by expiration timestamps.
if err := engine.MVCCGarbageCollect(batch, ms, args.Keys, args.Timestamp); err != nil {
return reply, err
}
// Store the GC metadata for this range.
key := keys.RangeGCMetadataKey(r.Desc().RaftID)
if err := engine.MVCCPutProto(batch, ms, key, proto.ZeroTimestamp, nil, &args.GCMeta); err != nil {
return reply, err
}
return reply, nil
}
