mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
59 lines
1.6 KiB
Go
59 lines
1.6 KiB
Go
// Copyright 2015 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 command
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import (
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"fmt"
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"github.com/coreos/etcd/Godeps/_workspace/src/github.com/codegangsta/cli"
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"github.com/coreos/etcd/Godeps/_workspace/src/golang.org/x/net/context"
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"github.com/coreos/etcd/Godeps/_workspace/src/google.golang.org/grpc"
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pb "github.com/coreos/etcd/etcdserver/etcdserverpb"
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)
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// NewRangeCommand returns the CLI command for "range".
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func NewRangeCommand() cli.Command {
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return cli.Command{
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Name: "range",
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Action: func(c *cli.Context) {
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rangeCommandFunc(c)
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},
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}
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}
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// rangeCommandFunc executes the "range" command.
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func rangeCommandFunc(c *cli.Context) {
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if len(c.Args()) == 0 {
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panic("bad arg")
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}
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var rangeEnd []byte
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key := []byte(c.Args()[0])
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if len(c.Args()) > 1 {
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rangeEnd = []byte(c.Args()[1])
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}
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conn, err := grpc.Dial(c.GlobalString("endpoint"))
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if err != nil {
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panic(err)
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}
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etcd := pb.NewEtcdClient(conn)
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req := &pb.RangeRequest{Key: key, RangeEnd: rangeEnd}
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resp, err := etcd.Range(context.Background(), req)
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for _, kv := range resp.Kvs {
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fmt.Printf("%s %s\n", string(kv.Key), string(kv.Value))
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}
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}
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