forked from kubevirt/containerized-data-importer
-
Notifications
You must be signed in to change notification settings - Fork 0
/
uploadproxy.go
92 lines (80 loc) · 2.32 KB
/
uploadproxy.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
package main
import (
"flag"
"fmt"
"os"
"github.com/pkg/errors"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/tools/clientcmd"
"k8s.io/klog"
"kubevirt.io/containerized-data-importer/pkg/uploadproxy"
)
const (
// Default port that api listens on.
defaultPort = 8443
// Default address api listens on.
defaultHost = "0.0.0.0"
)
var (
configPath string
masterURL string
verbose string
)
func init() {
// flags
flag.StringVar(&configPath, "kubeconfig", os.Getenv("KUBECONFIG"), "(Optional) Overrides $KUBECONFIG")
flag.StringVar(&masterURL, "server", "", "(Optional) URL address of a remote api server. Do not set for local clusters.")
klog.InitFlags(nil)
flag.Parse()
// get the verbose level so it can be passed to the importer pod
defVerbose := fmt.Sprintf("%d", 1) // note flag values are strings
verbose = defVerbose
// visit actual flags passed in and if passed check -v and set verbose
flag.Visit(func(f *flag.Flag) {
if f.Name == "v" {
verbose = f.Value.String()
}
})
if verbose == defVerbose {
klog.V(1).Infof("Note: increase the -v level in the api deployment for more detailed logging, eg. -v=%d or -v=%d\n", 2, 3)
}
}
func main() {
defer klog.Flush()
cfg, err := clientcmd.BuildConfigFromFlags(masterURL, configPath)
if err != nil {
klog.Fatalf("Unable to get kube config: %v\n", errors.WithStack(err))
}
client, err := kubernetes.NewForConfig(cfg)
if err != nil {
klog.Fatalf("Unable to get kube client: %v\n", errors.WithStack(err))
}
apiServerPublicKey, err := getAPIServerPublicKey()
if err != nil {
klog.Fatalf("Unable to get apiserver public key %v\n", errors.WithStack(err))
}
uploadProxy, err := uploadproxy.NewUploadProxy(defaultHost,
defaultPort,
apiServerPublicKey,
os.Getenv("UPLOAD_SERVER_CLIENT_KEY"),
os.Getenv("UPLOAD_SERVER_CLIENT_CERT"),
os.Getenv("UPLOAD_SERVER_CA_CERT"),
os.Getenv("SERVICE_TLS_KEY"),
os.Getenv("SERVICE_TLS_CERT"),
client)
if err != nil {
klog.Fatalf("UploadProxy failed to initialize: %v\n", errors.WithStack(err))
}
err = uploadProxy.Start()
if err != nil {
klog.Fatalf("TLS server failed: %v\n", errors.WithStack(err))
}
}
func getAPIServerPublicKey() (string, error) {
const envName = "APISERVER_PUBLIC_KEY"
val, ok := os.LookupEnv(envName)
if !ok {
return "", errors.Errorf("%s not defined", envName)
}
return val, nil
}