-
Notifications
You must be signed in to change notification settings - Fork 13
/
http_client.go
119 lines (92 loc) · 2.31 KB
/
http_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
package couchbase
import (
"encoding/base64"
"fmt"
"github.com/Trendyol/go-dcp/config"
jsoniter "github.com/json-iterator/go"
"github.com/valyala/fasthttp"
)
type PoolsResult struct {
ImplementationVersion string `json:"implementationVersion"`
}
type BucketInfo struct {
BucketType string `json:"bucketType"`
StorageBackend string `json:"storageBackend"`
}
func (b *BucketInfo) IsEphemeral() bool {
return b.BucketType == "ephemeral"
}
func (b *BucketInfo) IsMagma() bool {
return b.StorageBackend == "magma"
}
type HTTPClient interface {
Connect() error
GetVersion() (*Version, error)
GetBucketInfo() (*BucketInfo, error)
}
type httpClient struct {
config *config.Dcp
httpClient *fasthttp.Client
client Client
baseURL string
}
func (h *httpClient) Connect() error {
pingResult, err := h.client.Ping()
if err != nil {
return err
}
h.baseURL = pingResult.MgmtEndpoint
return nil
}
func (h *httpClient) doRequest(req *fasthttp.Request, v interface{}) error {
req.Header.Set(
"Authorization",
"Basic "+base64.StdEncoding.EncodeToString([]byte(h.config.Username+":"+h.config.Password)),
)
res := fasthttp.AcquireResponse()
defer fasthttp.ReleaseResponse(res)
err := h.httpClient.Do(req, res)
if err != nil {
return err
}
err = jsoniter.Unmarshal(res.Body(), v)
if err != nil {
return err
}
return nil
}
func (h *httpClient) GetVersion() (*Version, error) {
req := fasthttp.AcquireRequest()
defer fasthttp.ReleaseRequest(req)
req.SetRequestURI(fmt.Sprintf("%v/pools", h.baseURL))
req.Header.SetMethod("GET")
var result PoolsResult
err := h.doRequest(req, &result)
if err != nil {
return nil, err
}
version, err := nodeVersionFromString(result.ImplementationVersion)
if err != nil {
return nil, err
}
return version, nil
}
func (h *httpClient) GetBucketInfo() (*BucketInfo, error) {
req := fasthttp.AcquireRequest()
defer fasthttp.ReleaseRequest(req)
req.SetRequestURI(fmt.Sprintf("%v/pools/default/buckets/%v", h.baseURL, h.config.BucketName))
req.Header.SetMethod("GET")
var result BucketInfo
err := h.doRequest(req, &result)
if err != nil {
return nil, err
}
return &result, nil
}
func NewHTTPClient(config *config.Dcp, client Client) HTTPClient {
return &httpClient{
config: config,
httpClient: &fasthttp.Client{},
client: client,
}
}