-
Notifications
You must be signed in to change notification settings - Fork 21
/
server.go
119 lines (102 loc) · 2.54 KB
/
server.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
// Copyright (c) 2016 by António Meireles <antonio.meireles@reformi.st>.
//
// 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 server
import (
"fmt"
"net/http"
"os"
"os/signal"
"sync"
"syscall"
"github.com/TheNewNormal/corectl/components/host/session"
"github.com/TheNewNormal/corectl/release"
"github.com/blang/semver"
"github.com/braintree/manners"
"github.com/helm/helm/log"
)
type (
// MediaAssets ...
MediaAssets map[string]semver.Versions
// Config ...
Config struct {
sync.Mutex
Meta *release.Info
Media MediaAssets
Active map[string]*VMInfo
APIserver *manners.GracefulServer
Jobs sync.WaitGroup
}
)
var Daemon *Config
// New ...
func New() *Config {
return &Config{
Meta: session.Caller.Meta,
Media: nil,
Active: nil,
APIserver: nil,
Jobs: sync.WaitGroup{},
}
}
// Start server...
func Start() (err error) {
// var closeVPNhooks func()
if !session.Caller.Privileged {
return fmt.Errorf("not enough previleges to start server. " +
"please use 'sudo'")
}
log.Info("checking nfs host settings")
if err = nfsSetup(); err != nil {
return
}
// log.Info("checking for VPN setups")
// if closeVPNhooks, err = HandleVPNtunnels(); err != nil {
// return
// }
// defer closeVPNhooks()
log.Info("registering locally available images")
if Daemon.Media, err = localImages(); err != nil {
return
}
hades := make(chan os.Signal, 1)
signal.Notify(hades,
os.Interrupt,
syscall.SIGHUP, syscall.SIGINT, syscall.SIGTERM, syscall.SIGQUIT)
go func() {
s := <-hades
log.Info("Got '%v' signal, stopping server...", s)
signal.Stop(hades)
Daemon.Lock()
Daemon.APIserver.Close()
Daemon.Unlock()
}()
log.Info("server starting...")
httpServiceSetup()
rpcServiceSetup()
Daemon.APIserver = manners.NewWithServer(&http.Server{
Addr: ":2511",
Handler: httpServices})
if err = Daemon.APIserver.ListenAndServe(); err != nil {
return
}
Daemon.Lock()
for _, r := range Daemon.Active {
r.halt()
}
Daemon.Unlock()
Daemon.Jobs.Wait()
log.Info("gone!")
return
}