/
machine.go
82 lines (72 loc) · 2.28 KB
/
machine.go
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// The MIT License (MIT)
//
// Copyright (c) 2015 Caleb Champlin (caleb.champlin@gmail.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package cluster
import (
"encoding/json"
"github.com/cchamplin/deployd/deployment"
"github.com/cchamplin/deployd/log"
"io/ioutil"
"os"
"path/filepath"
"strings"
)
type Machine struct {
Id string `json:"id"`
Endpoint string `json:"endpoint"`
Tags []string `json:"tags"`
}
type Machines []*Machine
func (m *Machine) Serialize() string {
data, _ := json.Marshal(m)
return string(data)
}
func DeserializeMachine(s string) *Machine {
var result Machine
err := json.Unmarshal([]byte(s), &result)
if err != nil {
log.Error.Printf("Failed to parse json machine json: %v \"%s\"", err, s)
return nil
}
return &result
}
func (m *Machine) TryDeploy(d deployment.Deployment) bool {
return true
}
func LocalMachine(endpoint string, tags []string) *Machine {
m := new(Machine)
m.Id = MachineID("/")
m.Endpoint = endpoint
m.Tags = tags
return m
}
func MachineID(root string) string {
fullPath := filepath.Join(root, "/etc/machine-id")
id, err := ioutil.ReadFile(fullPath)
if err != nil {
host, err := os.Hostname()
if err != nil {
return ""
}
return strings.TrimSpace(host)
}
return strings.TrimSpace(string(id))
}