mirror of
https://github.com/etcd-io/etcd.git
synced 2024-09-27 06:25:44 +00:00
71 lines
1.7 KiB
Go
71 lines
1.7 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 migrate
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"os"
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)
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type StandbyInfo4 struct {
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Running bool
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Cluster []*MachineMessage
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SyncInterval float64
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}
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// MachineMessage represents information about a peer or standby in the registry.
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type MachineMessage struct {
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Name string `json:"name"`
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State string `json:"state"`
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ClientURL string `json:"clientURL"`
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PeerURL string `json:"peerURL"`
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}
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func (si *StandbyInfo4) ClientURLs() []string {
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var urls []string
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for _, m := range si.Cluster {
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urls = append(urls, m.ClientURL)
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}
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return urls
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}
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func (si *StandbyInfo4) InitialCluster() string {
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b := &bytes.Buffer{}
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first := true
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for _, m := range si.Cluster {
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if !first {
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fmt.Fprintf(b, ",")
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}
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first = false
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fmt.Fprintf(b, "%s=%s", m.Name, m.PeerURL)
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}
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return b.String()
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}
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func DecodeStandbyInfo4FromFile(path string) (*StandbyInfo4, error) {
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var info StandbyInfo4
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file, err := os.OpenFile(path, os.O_RDONLY, 0600)
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if err != nil {
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return nil, err
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}
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defer file.Close()
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if err = json.NewDecoder(file).Decode(&info); err != nil {
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return nil, err
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}
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return &info, nil
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}
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