/
client.go
580 lines (489 loc) · 14.2 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
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
package metabase
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"os"
"strconv"
"strings"
"time"
"github.com/navikt/nada-backend/pkg/graph/models"
)
type Client struct {
c *http.Client
password string
url string
username string
oauth2ClientID string
oauth2ClientSecret string
oauth2TenantID string
expiry time.Time
sessionID string
}
func NewClient(url, username, password, oauth2ClientID, oauth2ClientSecret, oauth2TenantID string) *Client {
return &Client{
c: http.DefaultClient,
url: url,
password: password,
username: username,
oauth2ClientID: oauth2ClientID,
oauth2ClientSecret: oauth2ClientSecret,
oauth2TenantID: oauth2TenantID,
}
}
func (c *Client) request(ctx context.Context, method, path string, body interface{}, v interface{}) error {
err := c.ensureValidSession(ctx)
if err != nil {
return fmt.Errorf("%v %v: %w", method, path, err)
}
var buf io.ReadWriter
if body != nil {
buf = &bytes.Buffer{}
if err := json.NewEncoder(buf).Encode(body); err != nil {
return fmt.Errorf("%v %v: %w", method, path, err)
}
}
res, err := c.performRequest(ctx, method, path, buf)
if err != nil {
return fmt.Errorf("%v %v: %w", method, path, err)
}
if res.StatusCode > 299 {
_, err := io.Copy(os.Stdout, res.Body)
if err != nil {
return fmt.Errorf("%v %v: %w", method, path, err)
}
return fmt.Errorf("%v %v: non 2xx status code, got: %v", method, path, res.StatusCode)
}
if v == nil {
return nil
}
if err := json.NewDecoder(res.Body).Decode(v); err != nil {
return fmt.Errorf("%v %v: %w", method, path, err)
}
return nil
}
func (c *Client) performRequest(ctx context.Context, method, path string, buffer io.ReadWriter) (*http.Response, error) {
req, err := http.NewRequestWithContext(ctx, method, c.url+path, buffer)
if err != nil {
return nil, err
}
req.Header.Set("X-Metabase-Session", c.sessionID)
req.Header.Set("Content-Type", "application/json")
return c.c.Do(req)
}
func (c *Client) ensureValidSession(ctx context.Context) error {
if c.sessionID != "" && c.expiry.After(time.Now()) {
return nil
}
payload := fmt.Sprintf(`{"username": "%v", "password": "%v"}`, c.username, c.password)
req, err := http.NewRequestWithContext(ctx, http.MethodPost, c.url+"/session", strings.NewReader(payload))
if err != nil {
return err
}
req.Header.Set("Content-Type", "application/json")
res, err := c.c.Do(req)
if err != nil {
return err
}
if res.StatusCode != http.StatusOK {
b, _ := ioutil.ReadAll(res.Body)
return fmt.Errorf("not statuscode 200 OK when creating session, got: %v: %v", res.StatusCode, string(b))
}
var session struct {
ID string `json:"id"`
}
if err := json.NewDecoder(res.Body).Decode(&session); err != nil {
return err
}
c.sessionID = session.ID
c.expiry = time.Now().Add(24 * time.Hour)
return nil
}
type Database struct {
ID int
Name string
DatasetID string
ProjectID string
NadaID string
SAEmail string
}
func (c *Client) Databases(ctx context.Context) ([]Database, error) {
v := struct {
Data []struct {
Details struct {
DatasetID string `json:"dataset-id"`
ProjectID string `json:"project-id"`
NadaID string `json:"nada-id"`
SAEmail string `json:"sa-email"`
} `json:"details"`
ID int `json:"id"`
Name string `json:"name"`
} `json:"data"`
}{}
if err := c.request(ctx, http.MethodGet, "/database", nil, &v); err != nil {
return nil, err
}
ret := []Database{}
for _, db := range v.Data {
ret = append(ret, Database{
ID: db.ID,
Name: db.Name,
DatasetID: db.Details.DatasetID,
ProjectID: db.Details.ProjectID,
NadaID: db.Details.NadaID,
SAEmail: db.Details.SAEmail,
})
}
return ret, nil
}
type NewDatabase struct {
AutoRunQueries bool `json:"auto_run_queries"`
Details Details `json:"details"`
Engine string `json:"engine"`
IsFullSync bool `json:"is_full_sync"`
Name string `json:"name"`
}
type Details struct {
DatasetID string `json:"dataset-id"`
ProjectID string `json:"project-id"`
ServiceAccountJSON string `json:"service-account-json"`
NadaID string `json:"nada-id"`
SAEmail string `json:"sa-email"`
}
func (c *Client) CreateDatabase(ctx context.Context, team, name, saJSON, saEmail string, ds *models.BigQuery) (int, error) {
dbs, err := c.Databases(ctx)
if err != nil {
return 0, err
}
if dbID, exists := dbExists(dbs, ds.DatasetID.String()); exists {
return dbID, nil
}
db := NewDatabase{
Name: strings.Split(team, "@")[0] + ": " + name,
Details: Details{
DatasetID: ds.Dataset,
NadaID: ds.DatasetID.String(),
ProjectID: ds.ProjectID,
ServiceAccountJSON: saJSON,
SAEmail: saEmail,
},
Engine: "bigquery-cloud-sdk",
IsFullSync: true,
AutoRunQueries: true,
}
var v struct {
ID int `json:"id"`
}
err = c.request(ctx, http.MethodPost, "/database", db, &v)
if err != nil {
return 0, err
}
return v.ID, err
}
func (c *Client) HideTables(ctx context.Context, ids []int) error {
t := struct {
IDs []int `json:"ids"`
VisibilityType string `json:"visibility_type"`
}{
IDs: ids,
VisibilityType: "hidden",
}
return c.request(ctx, http.MethodPut, "/table", t, nil)
}
type Field struct{}
type Table struct {
Name string `json:"name"`
ID int `json:"id"`
Fields []struct {
DatabaseType string `json:"database_type"`
ID int `json:"id"`
SemanticType string `json:"semantic_type"`
} `json:"fields"`
}
type PermissionGroup struct {
ID int `json:"id"`
Name string `json:"name"`
Members []PermissionGroupMember `json:"members"`
}
type PermissionGroupMember struct {
ID int `json:"membership_id"`
Email string `json:"email"`
}
type MetabaseUser struct {
Email string `json:"email"`
ID int `json:"id"`
}
func (c *Client) Tables(ctx context.Context, dbID int) ([]Table, error) {
var v struct {
Tables []Table `json:"tables"`
}
if err := c.request(ctx, http.MethodGet, fmt.Sprintf("/database/%v/metadata", dbID), nil, &v); err != nil {
return nil, err
}
ret := []Table{}
for _, t := range v.Tables {
ret = append(ret, Table{
Name: t.Name,
ID: t.ID,
Fields: t.Fields,
})
}
return ret, nil
}
func (c *Client) deleteDatabase(ctx context.Context, id int) error {
if err := c.ensureValidSession(ctx); err != nil {
return err
}
var buf io.ReadWriter
res, err := c.performRequest(ctx, http.MethodGet, fmt.Sprintf("/database/%v", id), buf)
if res.StatusCode == 404 {
return nil
}
if err != nil {
return fmt.Errorf("%v %v: non 2xx status code, got: %v", http.MethodGet, fmt.Sprintf("/database/%v", id), res.StatusCode)
}
return c.request(ctx, http.MethodDelete, fmt.Sprintf("/database/%v", id), nil, nil)
}
func (c *Client) AutoMapSemanticTypes(ctx context.Context, dbID int) error {
tables, err := c.Tables(ctx, dbID)
if err != nil {
return err
}
for _, t := range tables {
for _, f := range t.Fields {
switch f.DatabaseType {
case "STRING":
if err := c.MapSemanticType(ctx, f.ID, "type/Name"); err != nil {
return err
}
case "TIMESTAMP":
if err := c.MapSemanticType(ctx, f.ID, "type/CreationTimestamp"); err != nil {
return err
}
case "DATE":
if err := c.MapSemanticType(ctx, f.ID, "type/CreationDate"); err != nil {
return err
}
}
}
}
return nil
}
func (c *Client) MapSemanticType(ctx context.Context, fieldID int, semanticType string) error {
payload := map[string]string{"semantic_type": semanticType}
return c.request(ctx, http.MethodPut, "/field/"+strconv.Itoa(fieldID), payload, nil)
}
func (c *Client) CreatePermissionGroup(ctx context.Context, name string) (int, error) {
group := PermissionGroup{}
payload := map[string]string{"name": name}
if err := c.request(ctx, http.MethodPost, "/permissions/group", payload, &group); err != nil {
return 0, err
}
return group.ID, nil
}
func (c *Client) GetPermissionGroup(ctx context.Context, groupID int) ([]PermissionGroupMember, error) {
g := PermissionGroup{}
err := c.request(ctx, http.MethodGet, fmt.Sprintf("/permissions/group/%v", groupID), nil, &g)
if err != nil {
return nil, err
}
return g.Members, nil
}
func (c *Client) RemovePermissionGroupMember(ctx context.Context, memberID int) error {
return c.request(ctx, http.MethodDelete, fmt.Sprintf("/permissions/membership/%v", memberID), nil, nil)
}
func (c *Client) AddPermissionGroupMember(ctx context.Context, groupID int, email string) error {
var users struct {
Data []MetabaseUser
}
err := c.request(ctx, http.MethodGet, "/user", nil, &users)
if err != nil {
return err
}
userID, err := getUserID(users.Data, strings.ToLower(email))
if err != nil {
return err
}
payload := map[string]int{"group_id": groupID, "user_id": userID}
return c.request(ctx, http.MethodPost, "/permissions/membership", payload, nil)
}
type permissions struct {
Native string `json:"native,omitempty"`
Schemas any `json:"schemas,omitempty"`
}
type dataModelPermission struct {
Schemas string `json:"schemas,omitempty"`
}
type permissionGroup struct {
Data permissions `json:"data,omitempty"`
Details string `json:"details,omitempty"`
DataModel *dataModelPermission `json:"data-model,omitempty"`
}
func (c *Client) RestrictAccessToDatabase(ctx context.Context, groupIDs []int, databaseID int) error {
var permissionGraph struct {
Groups map[string]map[string]permissionGroup `json:"groups"`
Revision int `json:"revision"`
}
err := c.request(ctx, http.MethodGet, "/permissions/graph", nil, &permissionGraph)
if err != nil {
return err
}
dbSID := strconv.Itoa(databaseID)
grpSIDs := []string{}
for _, g := range groupIDs {
grpSID := strconv.Itoa(g)
if _, ok := permissionGraph.Groups[grpSID]; !ok {
permissionGraph.Groups[grpSID] = map[string]permissionGroup{}
}
permissionGraph.Groups[grpSID][dbSID] = permissionGroup{
Data: permissions{Native: "write", Schemas: "all"},
DataModel: &dataModelPermission{Schemas: "all"},
}
grpSIDs = append(grpSIDs, grpSID)
}
for gid, permission := range permissionGraph.Groups {
if gid == "2" {
// admin group
continue
}
if !containsGroup(grpSIDs, gid) {
permission[dbSID] = permissionGroup{
Data: permissions{Native: "none", Schemas: "none"},
}
}
}
if err := c.request(ctx, http.MethodPut, "/permissions/graph", permissionGraph, nil); err != nil {
return err
}
return nil
}
func (c *Client) OpenAccessToDatabase(ctx context.Context, databaseID int) error {
var permissionGraph struct {
Groups map[string]map[string]permissionGroup `json:"groups"`
Revision int `json:"revision"`
}
err := c.request(ctx, http.MethodGet, "/permissions/graph", nil, &permissionGraph)
if err != nil {
return err
}
dbSID := strconv.Itoa(databaseID)
for gid, permission := range permissionGraph.Groups {
if gid == "1" {
// All users group
permission[dbSID] = permissionGroup{
Data: permissions{Native: "write", Schemas: "all"},
DataModel: &dataModelPermission{Schemas: "all"},
}
break
}
}
if err := c.request(ctx, http.MethodPut, "/permissions/graph", permissionGraph, nil); err != nil {
return err
}
return nil
}
func (c *Client) DeletePermissionGroup(ctx context.Context, groupID int) error {
if groupID <= 0 {
return nil
}
return c.request(ctx, http.MethodDelete, fmt.Sprintf("/permissions/group/%v", groupID), nil, nil)
}
func (c *Client) ArchiveCollection(ctx context.Context, colID int) error {
var collection struct {
Name string `json:"name"`
Description string `json:"description"`
Color string `json:"color"`
ID int `json:"id"`
Archived bool `json:"archived"`
}
if err := c.request(ctx, http.MethodGet, "/collection/"+strconv.Itoa(colID), nil, &collection); err != nil {
return err
}
collection.Archived = true
if err := c.request(ctx, http.MethodPut, "/collection/"+strconv.Itoa(colID), collection, nil); err != nil {
return err
}
return nil
}
func (c *Client) CreateCollection(ctx context.Context, name string) (int, error) {
collection := struct {
Name string `json:"name"`
Description string `json:"description"`
Color string `json:"color"`
}{
Name: name,
Description: "Collection for " + name,
Color: "#509EE3",
}
var response struct {
ID int `json:"id"`
}
err := c.request(ctx, http.MethodPost, "/collection", collection, &response)
if err != nil {
return 0, err
}
return response.ID, nil
}
func (c *Client) SetCollectionAccess(ctx context.Context, groupIDs []int, collectionID int) error {
var cPermissions struct {
Revision int `json:"revision"`
Groups map[string]map[string]string `json:"groups"`
}
err := c.request(ctx, http.MethodGet, "/collection/graph", nil, &cPermissions)
if err != nil {
return err
}
sgids := make([]string, len(groupIDs))
for idx, groupID := range groupIDs {
sgids[idx] = strconv.Itoa(groupID)
}
scid := strconv.Itoa(collectionID)
for gid, permissions := range cPermissions.Groups {
if gid == "2" {
continue
} else if containsGroup(sgids, gid) {
permissions[scid] = "write"
} else {
permissions[scid] = "none"
}
}
return c.request(ctx, http.MethodPut, "/collection/graph", cPermissions, nil)
}
func (c *Client) CreateCollectionWithAccess(ctx context.Context, groupIDs []int, name string) (int, error) {
cid, err := c.CreateCollection(ctx, name)
if err != nil {
return 0, err
}
if err := c.SetCollectionAccess(ctx, groupIDs, cid); err != nil {
return cid, err
}
return cid, nil
}
func getUserID(users []MetabaseUser, email string) (int, error) {
for _, u := range users {
if u.Email == email {
return u.ID, nil
}
}
return -1, fmt.Errorf("user %v does not exist in metabase", email)
}
func containsGroup(groups []string, group string) bool {
for _, g := range groups {
if g == group {
return true
}
}
return false
}
func dbExists(dbs []Database, nadaID string) (int, bool) {
for _, db := range dbs {
if db.NadaID == nadaID {
return db.ID, true
}
}
return 0, false
}