Golang DeleteRangeRequest Examples

Example #1

File: v3demo_server.go Project: oywc410/MYPG

func applyDeleteRange(txnID int64, kv dstorage.KV, dr *pb.DeleteRangeRequest) (*pb.DeleteRangeResponse, error) {
	resp := &pb.DeleteRangeResponse{}
	resp.Header = &pb.ResponseHeader{}

	var (
		n   int64
		rev int64
		err error
	)

	if isGteRange(dr.RangeEnd) {
		dr.RangeEnd = []byte{}
	}

	if txnID != noTxn {
		n, rev, err = kv.TxnDeleteRange(txnID, dr.Key, dr.RangeEnd)
		if err != nil {
			return nil, err
		}
	} else {
		n, rev = kv.DeleteRange(dr.Key, dr.RangeEnd)
	}

	resp.Deleted = n
	resp.Header.Revision = rev
	return resp, nil
}

Example #2

File: apply.go Project: CodeJuan/kubernetes

func (a *applierV3backend) DeleteRange(txnID int64, dr *pb.DeleteRangeRequest) (*pb.DeleteRangeResponse, error) {
	resp := &pb.DeleteRangeResponse{}
	resp.Header = &pb.ResponseHeader{}

	var (
		n   int64
		rev int64
		err error
	)

	if isGteRange(dr.RangeEnd) {
		dr.RangeEnd = []byte{}
	}

	if txnID != noTxn {
		n, rev, err = a.s.KV().TxnDeleteRange(txnID, dr.Key, dr.RangeEnd)
		if err != nil {
			return nil, err
		}
	} else {
		n, rev = a.s.KV().DeleteRange(dr.Key, dr.RangeEnd)
	}

	resp.Deleted = n
	resp.Header.Revision = rev
	return resp, nil
}

Example #3

File: etcd_store.go Project: weaveworks/mesh

func applyDeleteRange(txnID int64, kv mvcc.KV, req *etcdserverpb.DeleteRangeRequest) (*etcdserverpb.DeleteRangeResponse, error) {
	resp := &etcdserverpb.DeleteRangeResponse{}
	resp.Header = &etcdserverpb.ResponseHeader{}

	var (
		n   int64
		rev int64
		err error
	)

	if isGteRange(req.RangeEnd) {
		req.RangeEnd = []byte{}
	}

	if txnID != noTxn {
		n, rev, err = kv.TxnDeleteRange(txnID, req.Key, req.RangeEnd)
		if err != nil {
			return nil, err
		}
	} else {
		n, rev = kv.DeleteRange(req.Key, req.RangeEnd)
	}

	resp.Deleted = n
	resp.Header.Revision = rev
	return resp, nil
}

Example #4

File: apply.go Project: mgurevin/etcd

func (a *applierV3backend) DeleteRange(txnID int64, dr *pb.DeleteRangeRequest) (*pb.DeleteRangeResponse, error) {
	resp := &pb.DeleteRangeResponse{}
	resp.Header = &pb.ResponseHeader{}

	var (
		n   int64
		rev int64
		err error
	)

	if isGteRange(dr.RangeEnd) {
		dr.RangeEnd = []byte{}
	}

	var rr *mvcc.RangeResult
	if dr.PrevKv {
		if txnID != noTxn {
			rr, err = a.s.KV().TxnRange(txnID, dr.Key, dr.RangeEnd, mvcc.RangeOptions{})
			if err != nil {
				return nil, err
			}
		} else {
			rr, err = a.s.KV().Range(dr.Key, dr.RangeEnd, mvcc.RangeOptions{})
			if err != nil {
				return nil, err
			}
		}
	}

	if txnID != noTxn {
		n, rev, err = a.s.KV().TxnDeleteRange(txnID, dr.Key, dr.RangeEnd)
		if err != nil {
			return nil, err
		}
	} else {
		n, rev = a.s.KV().DeleteRange(dr.Key, dr.RangeEnd)
	}

	resp.Deleted = n
	if rr != nil {
		for i := range rr.KVs {
			resp.PrevKvs = append(resp.PrevKvs, &rr.KVs[i])
		}
	}
	resp.Header.Revision = rev
	return resp, nil
}