/
client.go
122 lines (100 loc) · 2.52 KB
/
client.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
120
121
122
package daemon
import (
"context"
"encoding/json"
"fmt"
"io"
"net"
"net/http"
)
type Client struct {
client *http.Client
}
func NewClient() (*Client, error) {
sc, err := newSocketClient()
if err != nil {
return nil, err
}
return &Client{client: sc}, nil
}
func newSocketClient() (*http.Client, error) {
sock, err := NewSocket()
if err != nil {
return nil, err
}
client := &http.Client{
Transport: &http.Transport{
DialContext: func(ctx context.Context, _, _ string) (net.Conn, error) {
return net.Dial("unix", sock.Path())
},
},
}
return client, nil
}
func (c *Client) Readyz() error {
res, err := c.client.Get("http://localhost" + readyz)
if err != nil {
return fmt.Errorf("kube-boat daemon or local Kubernetes API Server is not ready: %w", err)
}
defer res.Body.Close()
if res.StatusCode == http.StatusOK {
return nil
} else {
body, err := io.ReadAll(res.Body)
if err != nil {
return fmt.Errorf("kube-boat daemon or local Kubernetes API Server is not ready: %w", err)
}
return fmt.Errorf("kube-boat daemon or local Kubernetes API Server is not ready: %s", string(body))
}
}
func (c *Client) Kubeconfig() (*Kubeconfig, error) {
res, err := c.client.Get("http://localhost" + kubeconfig)
if err != nil {
return nil, err
}
defer res.Body.Close()
body, err := io.ReadAll(res.Body)
if err != nil {
return nil, err
}
kubeconfig := &Kubeconfig{}
if err := json.Unmarshal(body, kubeconfig); err != nil {
return nil, fmt.Errorf("failed to Unmarshal response from the kube-boat daemon: %w", err)
}
return kubeconfig, nil
}
func (c *Client) WebhookConfig() (*WebhookConfig, error) {
res, err := c.client.Get("http://localhost" + webhookConfig)
if err != nil {
return nil, err
}
defer res.Body.Close()
body, err := io.ReadAll(res.Body)
if err != nil {
return nil, err
}
webhookConfig := &WebhookConfig{}
if err := json.Unmarshal(body, webhookConfig); err != nil {
return nil, fmt.Errorf("failed to Unmarshal response from the kube-boat daemon: %w", err)
}
return webhookConfig, nil
}
func (c *Client) StopDaemon() (string, error) {
req, err := http.NewRequest(http.MethodDelete, "http://localhost"+base, nil)
if err != nil {
return "", err
}
res, err := c.client.Do(req)
if err != nil {
return "", err
}
body, err := io.ReadAll(res.Body)
if err != nil {
return "", err
}
msg := &Message{}
if err := json.Unmarshal(body, msg); err != nil {
return "", fmt.Errorf("failed to Unmarshal response from the kube-boat daemon: %w", err)
}
return msg.Message, nil
}