-
Notifications
You must be signed in to change notification settings - Fork 96
/
resource_akamai_edgeworker.go
619 lines (573 loc) · 18.3 KB
/
resource_akamai_edgeworker.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
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
package edgeworkers
import (
"bytes"
"context"
"encoding/json"
"errors"
"fmt"
"io"
"io/ioutil"
"net/http"
"os"
"path/filepath"
"strconv"
"time"
"github.com/akamai/AkamaiOPEN-edgegrid-golang/v8/pkg/edgeworkers"
"github.com/akamai/AkamaiOPEN-edgegrid-golang/v8/pkg/session"
"github.com/akamai/terraform-provider-akamai/v6/pkg/common/str"
"github.com/akamai/terraform-provider-akamai/v6/pkg/common/tf"
"github.com/akamai/terraform-provider-akamai/v6/pkg/common/timeouts"
"github.com/akamai/terraform-provider-akamai/v6/pkg/meta"
"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/customdiff"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
"golang.org/x/sync/errgroup"
)
var (
defaultBundleURL = "https://github.com/raw/akamai/edgeworkers-examples/master/edgecompute/examples/getting-started/hello-world%20(EW)/helloworld.tgz"
defaultBundleDownloadPath = "./bundle/helloworld.tgz"
)
func resourceEdgeWorker() *schema.Resource {
return &schema.Resource{
CreateContext: resourceEdgeWorkerCreate,
UpdateContext: resourceEdgeWorkerUpdate,
ReadContext: resourceEdgeWorkerRead,
DeleteContext: resourceEdgeWorkerDelete,
Importer: &schema.ResourceImporter{
StateContext: resourceEdgeWorkerImport,
},
CustomizeDiff: customdiff.All(
bundleHashCustomDiff,
),
Timeouts: &schema.ResourceTimeout{
Default: &timeouts.SDKDefaultTimeout,
},
Schema: map[string]*schema.Schema{
"edgeworker_id": {
Type: schema.TypeInt,
Computed: true,
Description: "The unique identifier of the EdgeWorker",
},
"name": {
Type: schema.TypeString,
Required: true,
Description: "The EdgeWorker name",
},
"group_id": {
Type: schema.TypeString,
Required: true,
Description: "Defines the group association for the EdgeWorker",
DiffSuppressFunc: tf.FieldPrefixSuppress("grp_"),
},
"resource_tier_id": {
Type: schema.TypeInt,
Required: true,
ForceNew: true,
Description: "The unique identifier of a resource tier",
},
"local_bundle": {
Type: schema.TypeString,
Optional: true,
ForceNew: false,
DefaultFunc: schema.EnvDefaultFunc("EW_DEFAULT_BUNDLE_URL", defaultBundleURL),
Description: "The path to the EdgeWorkers tgz code bundle",
},
"local_bundle_hash": {
Type: schema.TypeString,
Computed: true,
Description: "The local bundle hash for the EdgeWorker",
},
"version": {
Type: schema.TypeString,
Computed: true,
Description: "The bundle version",
},
"warnings": {
Type: schema.TypeList,
Elem: &schema.Schema{Type: schema.TypeString},
Computed: true,
Description: "The list of warnings returned by EdgeWorker validation",
},
"timeouts": {
Type: schema.TypeList,
Optional: true,
MaxItems: 1,
Description: "Enables to set timeout for processing",
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"default": {
Type: schema.TypeString,
Optional: true,
ValidateDiagFunc: timeouts.ValidateDurationFormat,
},
},
},
},
},
}
}
func resourceEdgeWorkerCreate(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
meta := meta.Must(m)
logger := meta.Log("EdgeWorkers", "resourceEdgeWorkerCreate")
// create a context with logging for api calls
ctx = session.ContextWithOptions(
ctx,
session.WithContextLog(logger),
)
client := inst.Client(meta)
logger.Debug("Creating EdgeWorker")
name, err := tf.GetStringValue("name", d)
if err != nil {
return diag.FromErr(err)
}
resourceTierID, err := tf.GetIntValue("resource_tier_id", d)
if err != nil {
return diag.FromErr(err)
}
groupID, err := tf.GetStringValue("group_id", d)
if err != nil {
return diag.FromErr(err)
}
groupIDNum, err := str.GetIntID(groupID, "grp_")
if err != nil {
return diag.Errorf("invalid group_id provided: %s", err)
}
createEdgeWorkerIDReq := edgeworkers.CreateEdgeWorkerIDRequest{
Name: name,
GroupID: groupIDNum,
ResourceTierID: resourceTierID,
}
localBundlePath, err := tf.GetStringValue("local_bundle", d)
if err != nil {
return diag.FromErr(err)
}
bytesArray, err := convertLocalBundleFileIntoBytes(localBundlePath)
if err != nil {
return diag.FromErr(err)
}
validateBundleResponse, err := client.ValidateBundle(ctx, edgeworkers.ValidateBundleRequest{
Bundle: edgeworkers.Bundle{Reader: bytes.NewBuffer(bytesArray)},
})
if err != nil {
return diag.FromErr(err)
}
if len(validateBundleResponse.Errors) > 0 {
return diag.Errorf("local bundle is not valid: %s", validateBundleResponse.Errors)
}
warnings, err := convertWarningsToListOfStrings(validateBundleResponse)
if err != nil {
return diag.Errorf("cannot marshal json %s", err)
}
if err = d.Set("warnings", warnings); err != nil {
return diag.Errorf("%s: %s", tf.ErrValueSet, err.Error())
}
edgeWorkerID, err := client.CreateEdgeWorkerID(ctx, createEdgeWorkerIDReq)
if err != nil {
return diag.FromErr(err)
}
d.SetId(strconv.Itoa(edgeWorkerID.EdgeWorkerID))
_, err = client.CreateEdgeWorkerVersion(ctx, edgeworkers.CreateEdgeWorkerVersionRequest{
EdgeWorkerID: edgeWorkerID.EdgeWorkerID,
ContentBundle: edgeworkers.Bundle{Reader: bytes.NewBuffer(bytesArray)},
})
if err != nil {
return diag.FromErr(err)
}
return resourceEdgeWorkerRead(ctx, d, m)
}
func resourceEdgeWorkerRead(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
meta := meta.Must(m)
logger := meta.Log("EdgeWorkers", "resourceEdgeWorkerRead")
// create a context with logging for api calls
ctx = session.ContextWithOptions(
ctx,
session.WithContextLog(logger),
)
client := inst.Client(meta)
logger.Debug("Reading EdgeWorker")
edgeWorkerID, err := strconv.Atoi(d.Id())
if err != nil {
return diag.Errorf("%s: %s", tf.ErrInvalidType, err.Error())
}
edgeWorker, err := client.GetEdgeWorkerID(ctx, edgeworkers.GetEdgeWorkerIDRequest{
EdgeWorkerID: edgeWorkerID,
})
if err != nil {
return diag.FromErr(err)
}
versions, err := client.ListEdgeWorkerVersions(ctx, edgeworkers.ListEdgeWorkerVersionsRequest{
EdgeWorkerID: edgeWorkerID,
})
if err != nil {
return diag.FromErr(err)
}
var version, bundleContentHash string
if len(versions.EdgeWorkerVersions) > 0 {
version, err = getLatestEdgeWorkerIDBundleVersion(versions)
if err != nil {
return diag.Errorf("cannot indicate the latest version for edgeworker bundle")
}
bundleContent, err := client.GetEdgeWorkerVersionContent(ctx, edgeworkers.GetEdgeWorkerVersionContentRequest{
EdgeWorkerID: edgeWorkerID,
Version: version,
})
if err != nil {
return diag.FromErr(err)
}
bundleContentHash, err = getSHAFromBundle(bundleContent)
if err != nil {
return diag.FromErr(err)
}
}
attrs := make(map[string]interface{})
attrs["edgeworker_id"] = edgeWorkerID
attrs["name"] = edgeWorker.Name
attrs["group_id"] = strconv.FormatInt(edgeWorker.GroupID, 10)
attrs["resource_tier_id"] = edgeWorker.ResourceTierID
attrs["local_bundle_hash"] = bundleContentHash
attrs["version"] = version
if err = tf.SetAttrs(d, attrs); err != nil {
return diag.FromErr(err)
}
return nil
}
func resourceEdgeWorkerUpdate(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
meta := meta.Must(m)
logger := meta.Log("EdgeWorkers", "resourceEdgeWorkerUpdate")
// create a context with logging for api calls
ctx = session.ContextWithOptions(
ctx,
session.WithContextLog(logger),
)
client := inst.Client(meta)
logger.Debug("Updating EdgeWorker version")
edgeWorkerID := d.Id()
edgeWorkerIDReq, err := strconv.Atoi(edgeWorkerID)
if err != nil {
return diag.Errorf("%s: %s", tf.ErrInvalidType, err.Error())
}
localBundlePath, err := tf.GetStringValue("local_bundle", d)
if err != nil {
return diag.FromErr(err)
}
bytesArray, err := convertLocalBundleFileIntoBytes(localBundlePath)
if err != nil {
return diag.FromErr(err)
}
bundleContentHash, err := getSHAFromBundle(&edgeworkers.Bundle{Reader: bytes.NewBuffer(bytesArray)})
if err != nil {
return diag.FromErr(err)
}
hash, err := tf.GetStringValue("local_bundle_hash", d)
if err != nil {
return diag.FromErr(err)
}
if bundleContentHash != hash {
validateBundleResponse, err := client.ValidateBundle(ctx, edgeworkers.ValidateBundleRequest{
Bundle: edgeworkers.Bundle{Reader: bytes.NewBuffer(bytesArray)},
})
if err != nil {
return diag.FromErr(err)
}
if len(validateBundleResponse.Errors) > 0 {
return diag.Errorf("local bundle is not valid: %s", validateBundleResponse.Errors)
}
warnings, err := convertWarningsToListOfStrings(validateBundleResponse)
if err != nil {
return diag.Errorf("cannot marshal json %s", err)
}
if err = d.Set("warnings", warnings); err != nil {
return diag.Errorf("%s: %s", tf.ErrValueSet, err.Error())
}
_, err = client.CreateEdgeWorkerVersion(ctx, edgeworkers.CreateEdgeWorkerVersionRequest{
EdgeWorkerID: edgeWorkerIDReq,
ContentBundle: edgeworkers.Bundle{Reader: bytes.NewBuffer(bytesArray)},
})
if err != nil {
return diag.FromErr(err)
}
}
groupID, err := tf.GetStringValue("group_id", d)
if err != nil {
return diag.FromErr(err)
}
groupIDNum, err := str.GetIntID(groupID, "grp_")
if err != nil {
return diag.FromErr(err)
}
name, err := tf.GetStringValue("name", d)
if err != nil {
return diag.FromErr(err)
}
resourceTierID, err := tf.GetIntValue("resource_tier_id", d)
if err != nil {
return diag.FromErr(err)
}
edgeWorkerIDBodyReq := edgeworkers.EdgeWorkerIDBodyRequest{
Name: name,
GroupID: groupIDNum,
ResourceTierID: resourceTierID,
}
_, err = client.UpdateEdgeWorkerID(ctx, edgeworkers.UpdateEdgeWorkerIDRequest{
EdgeWorkerIDBodyRequest: edgeWorkerIDBodyReq,
EdgeWorkerID: edgeWorkerIDReq,
})
if err != nil {
return diag.FromErr(err)
}
return resourceEdgeWorkerRead(ctx, d, m)
}
func resourceEdgeWorkerDelete(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
meta := meta.Must(m)
logger := meta.Log("EdgeWorkers", "resourceEdgeWorkerDelete")
// create a context with logging for api calls
ctx = session.ContextWithOptions(
ctx,
session.WithContextLog(logger),
)
client := inst.Client(meta)
logger.Debug("Deleting EdgeWorker and its bundle version")
edgeWorkerIDReq, err := strconv.Atoi(d.Id())
if err != nil {
return diag.FromErr(err)
}
activations, err := checkEdgeWorkerActivations(ctx, client, edgeWorkerIDReq)
if err != nil {
return diag.FromErr(err)
}
if err = deactivateEdgeWorkerVersions(ctx, client, activations); err != nil {
return diag.FromErr(err)
}
versions, err := client.ListEdgeWorkerVersions(ctx, edgeworkers.ListEdgeWorkerVersionsRequest{
EdgeWorkerID: edgeWorkerIDReq,
})
if err != nil {
return diag.FromErr(err)
}
for _, v := range versions.EdgeWorkerVersions {
err := client.DeleteEdgeWorkerVersion(ctx, edgeworkers.DeleteEdgeWorkerVersionRequest{
EdgeWorkerID: edgeWorkerIDReq,
Version: v.Version,
})
if err != nil {
return diag.FromErr(err)
}
}
err = client.DeleteEdgeWorkerID(ctx, edgeworkers.DeleteEdgeWorkerIDRequest{
EdgeWorkerID: edgeWorkerIDReq,
})
if err != nil {
return diag.FromErr(err)
}
return nil
}
// checkEdgeWorkerActivations checks if there are any completed activations on staging or production networks
func checkEdgeWorkerActivations(ctx context.Context, client edgeworkers.Edgeworkers, edgeWorkerID int) ([]*edgeworkers.Activation, error) {
var activations []*edgeworkers.Activation
for _, network := range validEdgeworkerActivationNetworks {
act, err := getCurrentActivation(ctx, client, edgeWorkerID, network, false)
if err != nil && !errors.Is(err, ErrEdgeworkerNoCurrentActivation) {
return nil, err
}
if act != nil {
activations = append(activations, act)
}
}
return activations, nil
}
// deactivateEdgeWorkerVersions loops through activations and deactivates versions in order to delete the edgeworker
func deactivateEdgeWorkerVersions(ctx context.Context, client edgeworkers.Edgeworkers, activations []*edgeworkers.Activation) error {
g, ctxGroup := errgroup.WithContext(ctx)
for _, act := range activations {
act := act
g.Go(func() error {
return deactivateEdgeWorkerVersion(ctxGroup, client, act.EdgeWorkerID, act.Network, act.Version)
})
}
if err := g.Wait(); err != nil {
return fmt.Errorf("error deactivating edgeworker version: %s", err)
}
return nil
}
// deactivateEdgeWorkerVersion deactivates edgeworker version and waits for its completion
func deactivateEdgeWorkerVersion(ctx context.Context, client edgeworkers.Edgeworkers, edgeworkerID int, network, version string) error {
deactivation, err := client.DeactivateVersion(ctx, edgeworkers.DeactivateVersionRequest{
EdgeWorkerID: edgeworkerID,
DeactivateVersion: edgeworkers.DeactivateVersion{
Network: edgeworkers.ActivationNetwork(network),
Version: version,
},
})
if err != nil {
return err
}
_, err = waitForEdgeworkerDeactivation(ctx, client, edgeworkerID, deactivation.DeactivationID)
if err != nil {
return err
}
return nil
}
// since version of EdgeWorkerID bundle has type string and can be any unique value,
// this function get the latest version of EdgeWorkerID bundle according to time creation
func getLatestEdgeWorkerIDBundleVersion(versions *edgeworkers.ListEdgeWorkerVersionsResponse) (string, error) {
var version string
var createdTime time.Time
for _, v := range versions.EdgeWorkerVersions {
parsedCreatedTime, err := time.Parse(time.RFC3339, v.CreatedTime)
if err != nil {
return "", err
}
if parsedCreatedTime.After(createdTime) {
createdTime = parsedCreatedTime
version = v.Version
}
}
return version, nil
}
func convertLocalBundleFileIntoBytes(localBundlePath string) ([]byte, error) {
var filePath string
if localBundlePath == defaultBundleURL {
if err := downloadFile(defaultBundleDownloadPath, defaultBundleURL); err != nil {
return nil, fmt.Errorf("cannot download '%s' from %s: %s", defaultBundleDownloadPath, defaultBundleURL, err.Error())
}
filePath = defaultBundleDownloadPath
} else {
filePath = localBundlePath
}
return ioutil.ReadFile(filePath)
}
func convertWarningsToListOfStrings(res *edgeworkers.ValidateBundleResponse) ([]string, error) {
var warnings []string
if len(res.Warnings) > 0 {
for _, w := range res.Warnings {
warning, err := json.Marshal(w)
if err != nil {
return nil, err
}
warnings = append(warnings, string(warning))
}
}
return warnings, nil
}
func resourceEdgeWorkerImport(ctx context.Context, d *schema.ResourceData, m interface{}) ([]*schema.ResourceData, error) {
meta := meta.Must(m)
logger := meta.Log("EdgeWorkers", "resourceEdgeWorkerImport")
logger.Debug("Importing EdgeWorker version")
client := inst.Client(meta)
edgeWorkerID, err := strconv.Atoi(d.Id())
if err != nil {
return nil, fmt.Errorf("invalid edgeworker ID format: %s", err)
}
versions, err := client.ListEdgeWorkerVersions(ctx, edgeworkers.ListEdgeWorkerVersionsRequest{
EdgeWorkerID: edgeWorkerID,
})
if err != nil {
return nil, err
}
if len(versions.EdgeWorkerVersions) > 0 {
version, err := getLatestEdgeWorkerIDBundleVersion(versions)
if err != nil {
return nil, fmt.Errorf("unable to determine the latest edgeworker bundle version")
}
bundleContent, err := client.GetEdgeWorkerVersionContent(ctx, edgeworkers.GetEdgeWorkerVersionContentRequest{
EdgeWorkerID: edgeWorkerID,
Version: version,
})
if err != nil {
return nil, err
}
validateBundleResponse, err := client.ValidateBundle(ctx, edgeworkers.ValidateBundleRequest{
Bundle: *bundleContent,
})
if err != nil {
return nil, err
}
warnings, err := convertWarningsToListOfStrings(validateBundleResponse)
if err != nil {
return nil, fmt.Errorf("cannot marshal json %s", err)
}
if err = d.Set("warnings", warnings); err != nil {
return nil, fmt.Errorf("%s: %s", tf.ErrValueSet, err.Error())
}
}
return []*schema.ResourceData{d}, nil
}
func bundleHashCustomDiff(_ context.Context, diff *schema.ResourceDiff, m interface{}) error {
meta := meta.Must(m)
logger := meta.Log("EdgeWorkers", "bundleHashCustomDiff")
allSetComputed := func(fields ...string) error {
for _, f := range fields {
if err := diff.SetNewComputed(f); err != nil {
return fmt.Errorf("cannot set new computed for '%s': %s", f, err)
}
}
return nil
}
localBundleHash, err := tf.GetStringValue("local_bundle_hash", diff)
if err != nil && !errors.Is(err, tf.ErrNotFound) {
return fmt.Errorf("cannot get 'local_bundle_hash' value: %s", err)
}
if err != nil && errors.Is(err, tf.ErrNotFound) { // hash may be empty when resource was not created yet
return allSetComputed("local_bundle_hash", "version", "warnings")
}
localBundleFileName, err := tf.GetStringValue("local_bundle", diff)
if err != nil {
return fmt.Errorf("cannot get 'local_bundle' value: %s", err)
}
f, err := openBundleFile(localBundleFileName)
if err != nil {
return err
}
defer func() {
if err := f.Close(); err != nil {
logger.Debugf("error closing bundle file in defer: %s", err)
}
}()
hash, err := getSHAFromBundle(&edgeworkers.Bundle{Reader: f})
if err != nil {
return fmt.Errorf("error calculating bundle hash: %s", err)
}
if hash != localBundleHash {
return allSetComputed("local_bundle_hash", "version", "warnings")
}
return nil
}
func openBundleFile(localBundleFileName string) (io.ReadCloser, error) {
if localBundleFileName == defaultBundleURL {
resp, err := http.Get(defaultBundleURL)
if err != nil {
return nil, fmt.Errorf("cannot dowload default bundle: %s", err)
}
return resp.Body, nil
}
f, err := os.Open(localBundleFileName)
if err != nil {
return nil, fmt.Errorf("cannot open bundle file (%s): %s", localBundleFileName, err)
}
return f, nil
}
// downloadFile downloads a file from the given URL and saves it under the given path
func downloadFile(path, url string) error {
resp, err := http.Get(url)
if err != nil {
return err
}
err = os.MkdirAll(filepath.Dir(path), 0755)
if err != nil {
return err
}
out, err := os.Create(path)
if err != nil {
return err
}
if _, err := io.Copy(out, resp.Body); err != nil {
return err
}
if err = resp.Body.Close(); err != nil {
return err
}
defer func() {
err = out.Close()
}()
return err
}