-
Notifications
You must be signed in to change notification settings - Fork 8
/
client.go
263 lines (224 loc) · 7.83 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
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
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
// package client groups together all the services that the STACKIT client supports
// Active services are found under `ProductiveServices` whereas new services or services
// that still need to be further developed or tested, can be put under `Incubator`
// All services must be initialized in the `init` method, and the client must be configured
// during initialization
package client
import (
"context"
"encoding/json"
"net/http"
"net/http/httptest"
"net/url"
"strings"
"time"
"github.com/SchwarzIT/community-stackit-go-client/internal/common"
"github.com/SchwarzIT/community-stackit-go-client/pkg/api/v1/argus"
"github.com/SchwarzIT/community-stackit-go-client/pkg/api/v1/costs"
dataservices "github.com/SchwarzIT/community-stackit-go-client/pkg/api/v1/data-services"
"github.com/SchwarzIT/community-stackit-go-client/pkg/api/v1/kubernetes"
"github.com/SchwarzIT/community-stackit-go-client/pkg/api/v1/mongodb"
objectstorage "github.com/SchwarzIT/community-stackit-go-client/pkg/api/v1/object-storage"
"github.com/SchwarzIT/community-stackit-go-client/pkg/api/v1/postgres"
resourceManagementV1 "github.com/SchwarzIT/community-stackit-go-client/pkg/api/v1/resource-management"
"github.com/SchwarzIT/community-stackit-go-client/pkg/api/v2/membership"
resourceManagement "github.com/SchwarzIT/community-stackit-go-client/pkg/api/v2/resource-management"
"github.com/SchwarzIT/community-stackit-go-client/pkg/retry"
"github.com/SchwarzIT/community-stackit-go-client/pkg/validate"
"golang.org/x/oauth2"
)
// Client service for managing interactions with STACKIT API
type Client struct {
ctx context.Context
client *http.Client
config Config
retry *retry.Retry
// Productive services - services that are ready to be used in production
ProductiveServices
// Incubator - services under development or currently being tested
// not ready for production usage
Incubator IncubatorServices
// Archived - for services that are phased out
Archived ArchivedServices
}
// New returns a new client
func New(ctx context.Context, cfg Config) (*Client, error) {
if err := cfg.Validate(); err != nil {
return nil, err
}
c := &Client{
config: cfg,
ctx: ctx,
retry: nil,
}
return c.init(), nil
}
// Service management
// ProductiveServices is the struct representing all productive services
type ProductiveServices struct {
Argus *argus.ArgusService
Costs *costs.CostsService
Kubernetes *kubernetes.KubernetesService
Membership *membership.MembershipService
ObjectStorage *objectstorage.ObjectStorageService
ResourceManagement *resourceManagement.ResourceManagementService
DataServices DataServices
}
type DataServices struct {
ElasticSearch *dataservices.DataServicesService
LogMe *dataservices.DataServicesService
MariaDB *dataservices.DataServicesService
PostgresDB *dataservices.DataServicesService
RabbitMQ *dataservices.DataServicesService
Redis *dataservices.DataServicesService
}
// IncubatorServices is the struct representing all services that are under development
type IncubatorServices struct {
MongoDB *mongodb.MongoDBService
Postgres *postgres.PostgresService
}
// ArchivedServices is used for services that are being phased out
type ArchivedServices struct {
ResourceManagementV1 *resourceManagementV1.ResourceManagementV1Service
}
// init initializes the client and its services and returns the client
func (c *Client) init() *Client {
c.setHttpClient(c.ctx)
// init productive services
c.Argus = argus.New(c)
c.Costs = costs.New(c)
c.Kubernetes = kubernetes.New(c)
c.Membership = membership.New(c)
c.ObjectStorage = objectstorage.New(c)
c.ResourceManagement = resourceManagement.New(c)
c.DataServices = DataServices{
ElasticSearch: dataservices.New(c, dataservices.SERVICE_ELASTICSEARCH, ""),
LogMe: dataservices.New(c, dataservices.SERVICE_LOGME, ""),
MariaDB: dataservices.New(c, dataservices.SERVICE_MARIADB, ""),
PostgresDB: dataservices.New(c, dataservices.SERVICE_POSTGRES, ""),
RabbitMQ: dataservices.New(c, dataservices.SERVICE_RABBITMQ, ""),
Redis: dataservices.New(c, dataservices.SERVICE_REDIS, ""),
}
// init incubator services
c.Incubator = IncubatorServices{
MongoDB: mongodb.New(c),
Postgres: postgres.New(c),
}
// init archived
c.Archived = ArchivedServices{
ResourceManagementV1: resourceManagementV1.New(c),
}
return c
}
// Clone creates a shallow clone of the client
func (c *Client) Clone() common.Client {
nc := *c
return &nc
}
// GetHTTPClient returns the HTTP client
func (c *Client) GetHTTPClient() *http.Client {
return c.client
}
// GetBaseURL returns the base url string
func (c *Client) GetBaseURL() string {
return c.config.BaseUrl.String()
}
// SetBaseURL sets the base url
func (c *Client) SetBaseURL(url string) error {
return c.config.SetURL(url)
}
// GetConfig returns the client config
func (c *Client) GetConfig() Config {
return c.config
}
func (c *Client) SetToken(token string) {
c.config.ServiceAccountToken = token
}
// setHttpClient creates the client's oauth client
func (c *Client) setHttpClient(ctx context.Context) {
ts := oauth2.StaticTokenSource(
&oauth2.Token{AccessToken: c.config.ServiceAccountToken},
)
hcl := oauth2.NewClient(ctx, ts)
hcl.Timeout = time.Second * 10
c.client = hcl
}
// Request creates a new API request
func (c *Client) Request(ctx context.Context, method, path string, body []byte) (*http.Request, error) {
if ctx != nil && ctx.Err() != nil {
return nil, ctx.Err()
}
pathSplit := strings.Split(path, "?")
rel := &url.URL{Path: pathSplit[0]}
if len(pathSplit) == 2 {
rel.RawQuery = pathSplit[1]
}
u := c.config.BaseUrl.ResolveReference(rel)
payload := strings.NewReader(string(body))
req, err := http.NewRequestWithContext(ctx, method, u.String(), payload)
if err != nil {
return nil, err
}
if body != nil {
req.Header.Set("Content-Type", "application/json")
}
req.Header.Set("Accept", "application/json")
return req, nil
}
// Do performs the request, including retry if set
// To set retry, use WithRetry() which returns a shalow copy of the client
func (c *Client) Do(req *http.Request, v interface{}, errorHandlers ...func(*http.Response) error) (*http.Response, error) {
if c.retry == nil {
return c.do(req, v, errorHandlers...)
}
return c.doWithRetry(req, v, errorHandlers...)
}
func (c *Client) doWithRetry(req *http.Request, v interface{}, errorHandlers ...func(*http.Response) error) (*http.Response, error) {
return c.retry.Do(req, func(r *http.Request) (*http.Response, error) {
return c.do(r, v, errorHandlers...)
})
}
// Do performs the request and decodes the response if given interface != nil
func (c *Client) do(req *http.Request, v interface{}, errorHandlers ...func(*http.Response) error) (*http.Response, error) {
resp, err := c.client.Do(req)
if err != nil {
return nil, err
}
defer resp.Body.Close()
// handle errors in the response
if len(errorHandlers) == 0 {
errorHandlers = append(errorHandlers, validate.DefaultResponseErrorHandler)
}
for _, fn := range errorHandlers {
if err := fn(resp); err != nil {
return resp, err
}
}
// parse response JSON
if v != nil {
err = json.NewDecoder(resp.Body).Decode(v)
}
return resp, err
}
// Retry returns the defined retry
func (c *Client) Retry() *retry.Retry {
return c.retry
}
// SetRetry overrides default retry setting
func (c *Client) SetRetry(r *retry.Retry) {
c.retry = r
}
// MockServer mocks STACKIT api server
// and returns a client pointing to it, mux, teardown function and an error indicator
func MockServer() (c *Client, mux *http.ServeMux, teardown func(), err error) {
mux = http.NewServeMux()
server := httptest.NewServer(mux)
teardown = server.Close
u, _ := url.Parse(server.URL)
c, err = New(context.Background(), Config{
BaseUrl: u,
ServiceAccountToken: "token",
ServiceAccountEmail: "sa-id",
})
return
}