-
Notifications
You must be signed in to change notification settings - Fork 3.9k
/
efs-file-system.ts
735 lines (640 loc) · 22.6 KB
/
efs-file-system.ts
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
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
import { Construct, DependencyGroup, IDependable } from 'constructs';
import { AccessPoint, AccessPointOptions } from './access-point';
import { CfnFileSystem, CfnMountTarget } from './efs.generated';
import * as ec2 from '../../aws-ec2';
import * as iam from '../../aws-iam';
import * as kms from '../../aws-kms';
import { ArnFormat, FeatureFlags, Lazy, RemovalPolicy, Resource, Size, Stack, Tags } from '../../core';
import * as cxapi from '../../cx-api';
/**
* EFS Lifecycle Policy, if a file is not accessed for given days, it will move to EFS Infrequent Access
* or Archive storage.
*
* @see http://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-efs-filesystem.html#cfn-elasticfilesystem-filesystem-lifecyclepolicies
*/
export enum LifecyclePolicy {
/**
* After 1 day of not being accessed.
*/
AFTER_1_DAY = 'AFTER_1_DAY',
/**
* After 7 days of not being accessed.
*/
AFTER_7_DAYS = 'AFTER_7_DAYS',
/**
* After 14 days of not being accessed.
*/
AFTER_14_DAYS = 'AFTER_14_DAYS',
/**
* After 30 days of not being accessed.
*/
AFTER_30_DAYS = 'AFTER_30_DAYS',
/**
* After 60 days of not being accessed.
*/
AFTER_60_DAYS = 'AFTER_60_DAYS',
/**
* After 90 days of not being accessed.
*/
AFTER_90_DAYS = 'AFTER_90_DAYS',
/**
* After 180 days of not being accessed.
*/
AFTER_180_DAYS = 'AFTER_180_DAYS',
/**
* After 270 days of not being accessed.
*/
AFTER_270_DAYS = 'AFTER_270_DAYS',
/**
* After 365 days of not being accessed.
*/
AFTER_365_DAYS = 'AFTER_365_DAYS',
}
/**
* EFS Out Of Infrequent Access Policy, if a file is accessed given times, it will move back to primary
* storage class.
*
* @see https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-properties-efs-filesystem-lifecyclepolicy.html#cfn-efs-filesystem-lifecyclepolicy-transitiontoprimarystorageclass
*/
export enum OutOfInfrequentAccessPolicy {
/**
* After 1 access
*/
AFTER_1_ACCESS = 'AFTER_1_ACCESS',
}
/**
* EFS Performance mode.
*
* @see https://docs.aws.amazon.com/efs/latest/ug/performance.html#performancemodes
*/
export enum PerformanceMode {
/**
* General Purpose is ideal for latency-sensitive use cases, like web serving
* environments, content management systems, home directories, and general file serving.
* Recommended for the majority of Amazon EFS file systems.
*/
GENERAL_PURPOSE = 'generalPurpose',
/**
* File systems in the Max I/O mode can scale to higher levels of aggregate
* throughput and operations per second. This scaling is done with a tradeoff
* of slightly higher latencies for file metadata operations.
* Highly parallelized applications and workloads, such as big data analysis,
* media processing, and genomics analysis, can benefit from this mode.
*/
MAX_IO = 'maxIO',
}
/**
* EFS Throughput mode.
*
* @see https://docs.aws.amazon.com/efs/latest/ug/performance.html#throughput-modes
*/
export enum ThroughputMode {
/**
* This mode scales as the size of the file system in the standard storage class grows.
*/
BURSTING = 'bursting',
/**
* This mode can instantly provision the throughput of the file system (in MiB/s) independent of the amount of data stored.
*/
PROVISIONED = 'provisioned',
/**
* This mode scales the throughput automatically regardless of file system size.
*/
ELASTIC = 'elastic',
}
/**
* The status of the file system's replication overwrite protection.
*
* @see https://docs.aws.amazon.com/ja_jp/AWSCloudFormation/latest/UserGuide/aws-properties-efs-filesystem-filesystemprotection.html
*/
export enum ReplicationOverwriteProtection {
/**
* Enable the filesystem's replication overwrite protection.
*/
ENABLED = 'ENABLED',
/**
* Disable the filesystem's replication overwrite protection.
*/
DISABLED = 'DISABLED',
}
/**
* Represents an Amazon EFS file system
*/
export interface IFileSystem extends ec2.IConnectable, iam.IResourceWithPolicy {
/**
* The ID of the file system, assigned by Amazon EFS.
*
* @attribute
*/
readonly fileSystemId: string;
/**
* The ARN of the file system.
*
* @attribute
*/
readonly fileSystemArn: string;
/**
* Dependable that can be depended upon to ensure the mount targets of the filesystem are ready
*/
readonly mountTargetsAvailable: IDependable;
/**
* Grant the actions defined in actions to the given grantee
* on this File System resource.
*/
grant(grantee: iam.IGrantable, ...actions: string[]): iam.Grant;
/**
* Grant read permissions for this file system to an IAM principal.
* @param grantee The principal to grant read to
*/
grantRead(grantee: iam.IGrantable): iam.Grant;
/**
* Grant read and write permissions for this file system to an IAM principal.
* @param grantee The principal to grant read and write to
*/
grantReadWrite(grantee: iam.IGrantable): iam.Grant;
/**
* As root user, grant read and write permissions for this file system to an IAM principal.
* @param grantee The principal to grant root access to
*/
grantRootAccess(grantee: iam.IGrantable): iam.Grant;
}
/**
* Properties of EFS FileSystem.
*/
export interface FileSystemProps {
/**
* VPC to launch the file system in.
*/
readonly vpc: ec2.IVpc;
/**
* Security Group to assign to this file system.
*
* @default - creates new security group which allows all outbound traffic
*/
readonly securityGroup?: ec2.ISecurityGroup;
/**
* Which subnets to place the mount target in the VPC.
*
* @default - the Vpc default strategy if not specified
*/
readonly vpcSubnets?: ec2.SubnetSelection;
/**
* Defines if the data at rest in the file system is encrypted or not.
*
* @default - If your application has the '@aws-cdk/aws-efs:defaultEncryptionAtRest' feature flag set, the default is true, otherwise, the default is false.
* @link https://docs.aws.amazon.com/cdk/latest/guide/featureflags.html
*/
readonly encrypted?: boolean;
/**
* The file system's name.
*
* @default - CDK generated name
*/
readonly fileSystemName?: string;
/**
* The KMS key used for encryption. This is required to encrypt the data at rest if @encrypted is set to true.
*
* @default - if 'encrypted' is true, the default key for EFS (/aws/elasticfilesystem) is used
*/
readonly kmsKey?: kms.IKey;
/**
* A policy used by EFS lifecycle management to transition files to the Infrequent Access (IA) storage class.
*
* @default - None. EFS will not transition files to the IA storage class.
*/
readonly lifecyclePolicy?: LifecyclePolicy;
/**
* A policy used by EFS lifecycle management to transition files from Infrequent Access (IA) storage class to
* primary storage class.
*
* @default - None. EFS will not transition files from IA storage to primary storage.
*/
readonly outOfInfrequentAccessPolicy?: OutOfInfrequentAccessPolicy;
/**
* The number of days after files were last accessed in primary storage (the Standard storage class) at which to move them to Archive storage.
* Metadata operations such as listing the contents of a directory don't count as file access events.
*
* @default - None. EFS will not transition files to Archive storage class.
*/
readonly transitionToArchivePolicy?: LifecyclePolicy;
/**
* The performance mode that the file system will operate under.
* An Amazon EFS file system's performance mode can't be changed after the file system has been created.
* Updating this property will replace the file system.
*
* @default PerformanceMode.GENERAL_PURPOSE
*/
readonly performanceMode?: PerformanceMode;
/**
* Enum to mention the throughput mode of the file system.
*
* @default ThroughputMode.BURSTING
*/
readonly throughputMode?: ThroughputMode;
/**
* Provisioned throughput for the file system.
* This is a required property if the throughput mode is set to PROVISIONED.
* Must be at least 1MiB/s.
*
* @default - none, errors out
*/
readonly provisionedThroughputPerSecond?: Size;
/**
* The removal policy to apply to the file system.
*
* @default RemovalPolicy.RETAIN
*/
readonly removalPolicy?: RemovalPolicy;
/**
* Whether to enable automatic backups for the file system.
*
* @default false
*/
readonly enableAutomaticBackups?: boolean;
/**
* File system policy is an IAM resource policy used to control NFS access to an EFS file system.
*
* @default none
*/
readonly fileSystemPolicy?: iam.PolicyDocument;
/**
* Allow access from anonymous client that doesn't use IAM authentication.
*
* @default false when using `grantRead`, `grantWrite`, `grantRootAccess`
* or set `@aws-cdk/aws-efs:denyAnonymousAccess` feature flag, otherwise true
*/
readonly allowAnonymousAccess?: boolean;
/**
* Whether this is a One Zone file system.
* If enabled, `performanceMode` must be set to `GENERAL_PURPOSE` and `vpcSubnets` cannot be set.
*
* @default false
* @link https://docs.aws.amazon.com/efs/latest/ug/availability-durability.html#file-system-type
*/
readonly oneZone?: boolean;
/**
* Whether to enable the filesystem's replication overwrite protection or not.
* Set false if you want to create a read-only filesystem for use as a replication destination.
*
* @see https://docs.aws.amazon.com/efs/latest/ug/replication-use-cases.html#replicate-existing-destination
*
* @default ReplicationOverwriteProtection.ENABLED
*/
readonly replicationOverwriteProtection?: ReplicationOverwriteProtection;
}
/**
* Properties that describe an existing EFS file system.
*/
export interface FileSystemAttributes {
/**
* The security group of the file system
*/
readonly securityGroup: ec2.ISecurityGroup;
/**
* The File System's ID.
*
* @default - determined based on fileSystemArn
*/
readonly fileSystemId?: string;
/**
* The File System's Arn.
*
* @default - determined based on fileSystemId
*/
readonly fileSystemArn?: string;
}
enum ClientAction {
MOUNT = 'elasticfilesystem:ClientMount',
WRITE = 'elasticfilesystem:ClientWrite',
ROOT_ACCESS = 'elasticfilesystem:ClientRootAccess',
}
abstract class FileSystemBase extends Resource implements IFileSystem {
/**
* The security groups/rules used to allow network connections to the file system.
*/
public abstract readonly connections: ec2.Connections;
/**
* @attribute
*/
public abstract readonly fileSystemId: string;
/**
* @attribute
*/
public abstract readonly fileSystemArn: string;
/**
* Dependable that can be depended upon to ensure the mount targets of the filesystem are ready
*/
public abstract readonly mountTargetsAvailable: IDependable;
/**
* @internal
*/
protected _resource?: CfnFileSystem;
/**
* @internal
*/
protected _fileSystemPolicy?: iam.PolicyDocument;
/**
* @internal
*/
protected _grantedClient: boolean = false;
/**
* Grant the actions defined in actions to the given grantee
* on this File System resource.
*
* @param grantee Principal to grant right to
* @param actions The actions to grant
*/
public grant(grantee: iam.IGrantable, ...actions: string[]): iam.Grant {
return iam.Grant.addToPrincipalOrResource({
grantee: grantee,
actions: actions,
resourceArns: [this.fileSystemArn],
resource: this,
});
}
/**
* Grant the client actions defined in actions to the given grantee on this File System resource.
* If this method is used and the allowAnonymousAccess props are not specified,
* anonymous access to this file system is prohibited.
*
* @param grantee The principal to grant right to
* @param actions The client actions to grant
* @param conditions The conditions to grant
*/
private _grantClient(grantee: iam.IGrantable, actions: ClientAction[], conditions?: Record<string, Record<string, unknown>>): iam.Grant {
this._grantedClient = true;
return iam.Grant.addToPrincipalOrResource({
grantee: grantee,
actions: actions,
resourceArns: [this.fileSystemArn],
resource: this,
conditions,
});
}
/**
* Grant read permissions for this file system to an IAM principal.
* @param grantee The principal to grant read to
*/
public grantRead(grantee: iam.IGrantable): iam.Grant {
return this._grantClient(grantee, [ClientAction.MOUNT], {
Bool: {
'elasticfilesystem:AccessedViaMountTarget': 'true',
},
});
}
/**
* Grant read and write permissions for this file system to an IAM principal.
* @param grantee The principal to grant read and write to
*/
public grantReadWrite(grantee: iam.IGrantable): iam.Grant {
return this._grantClient(grantee, [
ClientAction.MOUNT,
ClientAction.WRITE,
], {
Bool: {
'elasticfilesystem:AccessedViaMountTarget': 'true',
},
});
}
/**
* As root user, grant read and write permissions for this file system to an IAM principal.
* @param grantee The principal to grant root access to
*/
public grantRootAccess(grantee: iam.IGrantable): iam.Grant {
return this._grantClient(grantee, [
ClientAction.MOUNT,
ClientAction.WRITE,
ClientAction.ROOT_ACCESS,
], {
Bool: {
'elasticfilesystem:AccessedViaMountTarget': 'true',
},
});
}
/**
* Adds a statement to the resource policy associated with this file system.
* A resource policy will be automatically created upon the first call to `addToResourcePolicy`.
*
* Note that this does not work with imported file systems.
*
* @param statement The policy statement to add
*/
public addToResourcePolicy(
statement: iam.PolicyStatement,
): iam.AddToResourcePolicyResult {
if (!this._resource) {
return { statementAdded: false };
}
this._fileSystemPolicy = this._fileSystemPolicy ?? new iam.PolicyDocument({ statements: [] });
this._fileSystemPolicy.addStatements(statement);
return {
statementAdded: true,
policyDependable: this,
};
}
}
/**
* The Elastic File System implementation of IFileSystem.
* It creates a new, empty file system in Amazon Elastic File System (Amazon EFS).
* It also creates mount target (AWS::EFS::MountTarget) implicitly to mount the
* EFS file system on an Amazon Elastic Compute Cloud (Amazon EC2) instance or another resource.
*
* @see https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-efs-filesystem.html
*
* @resource AWS::EFS::FileSystem
*/
export class FileSystem extends FileSystemBase {
/**
* The default port File System listens on.
*/
public static readonly DEFAULT_PORT: number = 2049;
/**
* Import an existing File System from the given properties.
*/
public static fromFileSystemAttributes(scope: Construct, id: string, attrs: FileSystemAttributes): IFileSystem {
return new ImportedFileSystem(scope, id, attrs);
}
/**
* The security groups/rules used to allow network connections to the file system.
*/
public readonly connections: ec2.Connections;
/**
* @attribute
*/
public readonly fileSystemId: string;
/**
* @attribute
*/
public readonly fileSystemArn: string;
public readonly mountTargetsAvailable: IDependable;
private readonly _mountTargetsAvailable = new DependencyGroup();
/**
* Constructor for creating a new EFS FileSystem.
*/
constructor(scope: Construct, id: string, props: FileSystemProps) {
super(scope, id);
if (props.performanceMode === PerformanceMode.MAX_IO && props.oneZone) {
throw new Error('performanceMode MAX_IO is not supported for One Zone file systems.');
}
if (props.oneZone && props.vpcSubnets) {
throw new Error('vpcSubnets cannot be specified when oneZone is enabled.');
}
if (props.throughputMode === ThroughputMode.PROVISIONED && props.provisionedThroughputPerSecond === undefined) {
throw new Error('Property provisionedThroughputPerSecond is required when throughputMode is PROVISIONED');
}
if (props.throughputMode === ThroughputMode.ELASTIC && props.performanceMode === PerformanceMode.MAX_IO) {
throw new Error('ThroughputMode ELASTIC is not supported for file systems with performanceMode MAX_IO');
}
// we explictly use 'undefined' to represent 'false' to maintain backwards compatibility since
// its considered an actual change in CloudFormations eyes, even though they have the same meaning.
const encrypted = props.encrypted ?? (FeatureFlags.of(this).isEnabled(
cxapi.EFS_DEFAULT_ENCRYPTION_AT_REST) ? true : undefined);
// LifecyclePolicies must be an array of objects, each containing a single policy
const lifecyclePolicies: CfnFileSystem.LifecyclePolicyProperty[] = [];
if (props.lifecyclePolicy) {
lifecyclePolicies.push({ transitionToIa: props.lifecyclePolicy });
}
if (props.outOfInfrequentAccessPolicy) {
lifecyclePolicies.push({ transitionToPrimaryStorageClass: props.outOfInfrequentAccessPolicy });
}
if (props.transitionToArchivePolicy) {
lifecyclePolicies.push({ transitionToArchive: props.transitionToArchivePolicy });
}
const oneZoneAzName = props.vpc.availabilityZones[0];
const fileSystemProtection = props.replicationOverwriteProtection !== undefined ? {
replicationOverwriteProtection: props.replicationOverwriteProtection,
} : undefined;
this._resource = new CfnFileSystem(this, 'Resource', {
encrypted: encrypted,
kmsKeyId: props.kmsKey?.keyArn,
lifecyclePolicies: lifecyclePolicies.length > 0 ? lifecyclePolicies : undefined,
performanceMode: props.performanceMode,
throughputMode: props.throughputMode,
provisionedThroughputInMibps: props.provisionedThroughputPerSecond?.toMebibytes(),
backupPolicy: props.enableAutomaticBackups ? { status: 'ENABLED' } : undefined,
fileSystemPolicy: Lazy.any({
produce: () => {
const denyAnonymousAccessFlag = FeatureFlags.of(this).isEnabled(cxapi.EFS_DENY_ANONYMOUS_ACCESS) ?? false;
const denyAnonymousAccessByDefault = denyAnonymousAccessFlag || this._grantedClient;
const allowAnonymousAccess = props.allowAnonymousAccess ?? !denyAnonymousAccessByDefault;
if (!allowAnonymousAccess) {
this.addToResourcePolicy(new iam.PolicyStatement({
principals: [new iam.AnyPrincipal()],
actions: [
ClientAction.WRITE,
ClientAction.ROOT_ACCESS,
],
conditions: {
Bool: {
'elasticfilesystem:AccessedViaMountTarget': 'true',
},
},
}));
}
return this._fileSystemPolicy;
},
}),
fileSystemProtection,
availabilityZoneName: props.oneZone ? oneZoneAzName : undefined,
});
this._resource.applyRemovalPolicy(props.removalPolicy);
this.fileSystemId = this._resource.ref;
this.fileSystemArn = this._resource.attrArn;
this._fileSystemPolicy = props.fileSystemPolicy;
Tags.of(this).add('Name', props.fileSystemName || this.node.path);
const securityGroup = (props.securityGroup || new ec2.SecurityGroup(this, 'EfsSecurityGroup', {
vpc: props.vpc,
}));
this.connections = new ec2.Connections({
securityGroups: [securityGroup],
defaultPort: ec2.Port.tcp(FileSystem.DEFAULT_PORT),
});
// When oneZone is specified, to avoid deployment failure, mountTarget should also be created only in the specified AZ.
let subnetSelection: ec2.SubnetSelection;
if (props.oneZone) {
subnetSelection = {
availabilityZones: [oneZoneAzName],
};
} else {
subnetSelection = props.vpcSubnets ?? { onePerAz: true };
}
const subnets = props.vpc.selectSubnets(subnetSelection);
// We now have to create the mount target for each of the mentioned subnet
// we explictly use FeatureFlags to maintain backwards compatibility
const useMountTargetOrderInsensitiveLogicalID = FeatureFlags.of(this).isEnabled(cxapi.EFS_MOUNTTARGET_ORDERINSENSITIVE_LOGICAL_ID);
this.mountTargetsAvailable = [];
if (useMountTargetOrderInsensitiveLogicalID) {
subnets.subnets.forEach((subnet) => {
const mountTarget = new CfnMountTarget(this,
`EfsMountTarget-${subnet.node.id}`,
{
fileSystemId: this.fileSystemId,
securityGroups: Array.of(securityGroup.securityGroupId),
subnetId: subnet.subnetId,
});
this._mountTargetsAvailable.add(mountTarget);
});
} else {
let mountTargetCount = 0;
subnets.subnetIds.forEach((subnetId: string) => {
const mountTarget = new CfnMountTarget(this,
'EfsMountTarget' + (++mountTargetCount),
{
fileSystemId: this.fileSystemId,
securityGroups: Array.of(securityGroup.securityGroupId),
subnetId,
});
this._mountTargetsAvailable.add(mountTarget);
});
}
this.mountTargetsAvailable = this._mountTargetsAvailable;
}
/**
* create access point from this filesystem
*/
public addAccessPoint(id: string, accessPointOptions: AccessPointOptions = {}): AccessPoint {
return new AccessPoint(this, id, {
fileSystem: this,
...accessPointOptions,
});
}
}
class ImportedFileSystem extends FileSystemBase {
/**
* The security groups/rules used to allow network connections to the file system.
*/
public readonly connections: ec2.Connections;
/**
* @attribute
*/
public readonly fileSystemId: string;
/**
* @attribute
*/
public readonly fileSystemArn: string;
/**
* Dependable that can be depended upon to ensure the mount targets of the filesystem are ready
*/
public readonly mountTargetsAvailable: IDependable;
constructor(scope: Construct, id: string, attrs: FileSystemAttributes) {
super(scope, id);
if (!!attrs.fileSystemId === !!attrs.fileSystemArn) {
throw new Error('One of fileSystemId or fileSystemArn, but not both, must be provided.');
}
this.fileSystemArn = attrs.fileSystemArn ?? Stack.of(scope).formatArn({
service: 'elasticfilesystem',
resource: 'file-system',
resourceName: attrs.fileSystemId,
});
const parsedArn = Stack.of(scope).splitArn(this.fileSystemArn, ArnFormat.SLASH_RESOURCE_NAME);
if (!parsedArn.resourceName) {
throw new Error(`Invalid FileSystem Arn ${this.fileSystemArn}`);
}
this.fileSystemId = attrs.fileSystemId ?? parsedArn.resourceName;
this.connections = new ec2.Connections({
securityGroups: [attrs.securityGroup],
defaultPort: ec2.Port.tcp(FileSystem.DEFAULT_PORT),
});
this.mountTargetsAvailable = new DependencyGroup();
}
}