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
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
|
package main
import (
"fmt"
"os"
"runtime/pprof"
"github.com/containers/storage/pkg/reexec"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"github.com/urfave/cli"
)
// This is populated by the Makefile from the VERSION file
// in the repository
var kpodVersion = ""
func main() {
debug := false
cpuProfile := false
if reexec.Init() {
return
}
app := cli.NewApp()
app.Name = "kpod"
app.Usage = "manage pods and images"
var v string
if kpodVersion != "" {
v = kpodVersion
}
app.Version = v
app.Commands = []cli.Command{
attachCommand,
createCommand,
diffCommand,
exportCommand,
historyCommand,
imagesCommand,
importCommand,
infoCommand,
inspectCommand,
killCommand,
loadCommand,
loginCommand,
logoutCommand,
logsCommand,
mountCommand,
pauseCommand,
psCommand,
pullCommand,
pushCommand,
renameCommand,
rmCommand,
rmiCommand,
runCommand,
saveCommand,
startCommand,
statsCommand,
stopCommand,
tagCommand,
umountCommand,
unpauseCommand,
versionCommand,
waitCommand,
}
app.Before = func(c *cli.Context) error {
logLevel := c.GlobalString("log-level")
if logLevel != "" {
level, err := logrus.ParseLevel(logLevel)
if err != nil {
return err
}
logrus.SetLevel(level)
}
if logLevel == "debug" {
debug = true
}
if c.GlobalIsSet("cpu-profile") {
f, err := os.Create(c.GlobalString("cpu-profile"))
if err != nil {
return errors.Wrapf(err, "unable to create cpu profiling file %s",
c.GlobalString("cpu-profile"))
}
cpuProfile = true
pprof.StartCPUProfile(f)
}
return nil
}
app.After = func(*cli.Context) error {
// called by Run() when the command handler succeeds
shutdownStores()
if cpuProfile {
pprof.StopCPUProfile()
}
return nil
}
cli.OsExiter = func(code int) {
// called by Run() when the command fails, bypassing After()
shutdownStores()
os.Exit(code)
}
app.Flags = []cli.Flag{
cli.StringFlag{
Name: "config, c",
Usage: "path of a config file detailing container server configuration options",
},
cli.StringFlag{
Name: "conmon",
Usage: "path of the conmon binary",
},
cli.StringFlag{
Name: "cpu-profile",
Usage: "path for the cpu profiling results",
},
cli.StringFlag{
Name: "log-level",
Usage: "log messages above specified level: debug, info, warn, error (default), fatal or panic",
Value: "error",
},
cli.StringFlag{
Name: "root",
Usage: "path to the root directory in which data, including images, is stored",
},
cli.StringFlag{
Name: "runroot",
Usage: "path to the 'run directory' where all state information is stored",
},
cli.StringFlag{
Name: "runtime",
Usage: "path to the OCI-compatible binary used to run containers, default is /usr/bin/runc",
},
cli.StringFlag{
Name: "storage-driver, s",
Usage: "select which storage driver is used to manage storage of images and containers (default is overlay)",
},
cli.StringSliceFlag{
Name: "storage-opt",
Usage: "used to pass an option to the storage driver",
},
}
if err := app.Run(os.Args); err != nil {
if debug {
logrus.Errorf(err.Error())
} else {
fmt.Fprintln(os.Stderr, err.Error())
}
cli.OsExiter(1)
}
}
|
