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f1ed69e883
Build tags are not compatible with block comments. Also adds copyright header to a few places it was missing.
54 lines
1.5 KiB
Go
54 lines
1.5 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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"errors"
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"os"
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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/github.com/coreos/go-etcd/etcd"
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)
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// NewUpdateCommand returns the CLI command for "update".
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func NewUpdateCommand() cli.Command {
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return cli.Command{
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Name: "update",
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Usage: "update an existing key with a given value",
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Flags: []cli.Flag{
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cli.IntFlag{Name: "ttl", Value: 0, Usage: "key time-to-live"},
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},
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Action: func(c *cli.Context) {
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handleKey(c, updateCommandFunc)
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},
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}
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}
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// updateCommandFunc executes the "update" command.
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func updateCommandFunc(c *cli.Context, client *etcd.Client) (*etcd.Response, error) {
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if len(c.Args()) == 0 {
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return nil, errors.New("Key required")
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}
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key := c.Args()[0]
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value, err := argOrStdin(c.Args(), os.Stdin, 1)
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if err != nil {
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return nil, errors.New("Value required")
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}
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ttl := c.Int("ttl")
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return client.Update(key, value, uint64(ttl))
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}
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