68 lines
1.7 KiB
Go
68 lines
1.7 KiB
Go
// Copyright 2016 CoreOS, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package v3rpc
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import (
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"io"
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"github.com/coreos/etcd/Godeps/_workspace/src/golang.org/x/net/context"
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"github.com/coreos/etcd/etcdserver"
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pb "github.com/coreos/etcd/etcdserver/etcdserverpb"
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"github.com/coreos/etcd/lease"
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)
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type LeaseServer struct {
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le etcdserver.Lessor
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}
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func NewLeaseServer(le etcdserver.Lessor) pb.LeaseServer {
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return &LeaseServer{le: le}
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}
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func (ls *LeaseServer) LeaseCreate(ctx context.Context, cr *pb.LeaseCreateRequest) (*pb.LeaseCreateResponse, error) {
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return ls.le.LeaseCreate(ctx, cr)
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}
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func (ls *LeaseServer) LeaseRevoke(ctx context.Context, rr *pb.LeaseRevokeRequest) (*pb.LeaseRevokeResponse, error) {
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r, err := ls.le.LeaseRevoke(ctx, rr)
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if err != nil {
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return nil, ErrLeaseNotFound
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}
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return r, nil
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}
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func (ls *LeaseServer) LeaseKeepAlive(stream pb.Lease_LeaseKeepAliveServer) error {
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for {
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req, err := stream.Recv()
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if err == io.EOF {
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return nil
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}
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if err != nil {
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return err
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}
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ttl, err := ls.le.LeaseRenew(lease.LeaseID(req.ID))
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if err != nil && err != lease.ErrLeaseNotFound {
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return err
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}
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resp := &pb.LeaseKeepAliveResponse{ID: req.ID, TTL: ttl}
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err = stream.Send(resp)
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if err != nil {
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return err
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}
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}
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}
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