Revision 3fae828623c194feb307c49c15d66dca9366e195 authored by Joe Betz on 10 October 2019, 17:59:40 UTC, committed by Joe Betz on 10 October 2019, 17:59:40 UTC
1 parent 011bd86
example_keys_test.go
// Copyright 2017 The etcd Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package client_test
import (
"context"
"fmt"
"log"
"sort"
"github.com/coreos/etcd/client"
)
func ExampleKeysAPI_directory() {
c, err := client.New(client.Config{
Endpoints: exampleEndpoints,
Transport: exampleTransport,
})
if err != nil {
log.Fatal(err)
}
kapi := client.NewKeysAPI(c)
// Setting '/myNodes' to create a directory that will hold some keys.
o := client.SetOptions{Dir: true}
resp, err := kapi.Set(context.Background(), "/myNodes", "", &o)
if err != nil {
log.Fatal(err)
}
// Add keys to /myNodes directory.
resp, err = kapi.Set(context.Background(), "/myNodes/key1", "value1", nil)
if err != nil {
log.Fatal(err)
}
resp, err = kapi.Set(context.Background(), "/myNodes/key2", "value2", nil)
if err != nil {
log.Fatal(err)
}
// fetch directory
resp, err = kapi.Get(context.Background(), "/myNodes", nil)
if err != nil {
log.Fatal(err)
}
// print directory keys
sort.Sort(resp.Node.Nodes)
for _, n := range resp.Node.Nodes {
fmt.Printf("Key: %q, Value: %q\n", n.Key, n.Value)
}
// Output:
// Key: "/myNodes/key1", Value: "value1"
// Key: "/myNodes/key2", Value: "value2"
}
func ExampleKeysAPI_setget() {
c, err := client.New(client.Config{
Endpoints: exampleEndpoints,
Transport: exampleTransport,
})
if err != nil {
log.Fatal(err)
}
kapi := client.NewKeysAPI(c)
// Set key "/foo" to value "bar".
resp, err := kapi.Set(context.Background(), "/foo", "bar", nil)
if err != nil {
log.Fatal(err)
}
// Get key "/foo"
resp, err = kapi.Get(context.Background(), "/foo", nil)
if err != nil {
log.Fatal(err)
}
fmt.Printf("%q key has %q value\n", resp.Node.Key, resp.Node.Value)
// Output: "/foo" key has "bar" value
}
![swh spinner](/static/img/swh-spinner.gif)
Computing file changes ...