class UserPool (construct)

Language	Type name
.NET	Amazon.CDK.AWS.Cognito.UserPool
Java	software.amazon.awscdk.services.cognito.UserPool
Python	aws_cdk.aws_cognito.UserPool
TypeScript (source)	@aws-cdk/aws-cognito » UserPool

Implements IConstruct, IConstruct, IDependable, IResource, IUserPool

Define a Cognito User Pool.

Example

const pool = new cognito.UserPool(this, 'Pool');
pool.addClient('app-client', {
  oAuth: {
    flows: {
      authorizationCodeGrant: true,
    },
    scopes: [ cognito.OAuthScope.OPENID ],
    callbackUrls: [ 'https://my-app-domain.com/welcome' ],
    logoutUrls: [ 'https://my-app-domain.com/signin' ],
  },
});

Initializer

new UserPool(scope: Construct, id: string, props?: UserPoolProps)

Parameters

• scope Construct
• id string
• props UserPoolProps

Construct Props

Name	Type	Description
accountRecovery?	AccountRecovery	How will a user be able to recover their account?
autoVerify?	AutoVerifiedAttrs	Attributes which Cognito will look to verify automatically upon user sign up.
customAttributes?	{ [string]: ICustomAttribute }	Define a set of custom attributes that can be configured for each user in the user pool.
customSenderKmsKey?	IKey	This key will be used to encrypt temporary passwords and authorization codes that Amazon Cognito generates.
deviceTracking?	DeviceTracking	Device tracking settings.
email?	UserPoolEmail	Email settings for a user pool.
emailSettings?⚠️	EmailSettings	Email settings for a user pool.
enableSmsRole?	boolean	Setting this would explicitly enable or disable SMS role creation.
lambdaTriggers?	UserPoolTriggers	Lambda functions to use for supported Cognito triggers.
mfa?	Mfa	Configure whether users of this user pool can or are required use MFA to sign in.
mfaMessage?	string	The SMS message template sent during MFA verification.
mfaSecondFactor?	MfaSecondFactor	Configure the MFA types that users can use in this user pool.
passwordPolicy?	PasswordPolicy	Password policy for this user pool.
removalPolicy?	RemovalPolicy	Policy to apply when the user pool is removed from the stack.
selfSignUpEnabled?	boolean	Whether self sign up should be enabled.
signInAliases?	SignInAliases	Methods in which a user registers or signs in to a user pool.
signInCaseSensitive?	boolean	Whether sign-in aliases should be evaluated with case sensitivity.
smsRole?	IRole	The IAM role that Cognito will assume while sending SMS messages.
smsRoleExternalId?	string	The 'ExternalId' that Cognito service must using when assuming the smsRole, if the role is restricted with an 'sts:ExternalId' conditional.
snsRegion?	string	The region to integrate with SNS to send SMS messages.
standardAttributes?	StandardAttributes	The set of attributes that are required for every user in the user pool.
userInvitation?	UserInvitationConfig	Configuration around admins signing up users into a user pool.
userPoolName?	string	Name of the user pool.
userVerification?	UserVerificationConfig	Configuration around users signing themselves up to the user pool.

---

accountRecovery?

Type: AccountRecovery (optional, default: AccountRecovery.PHONE_WITHOUT_MFA_AND_EMAIL)

How will a user be able to recover their account?

---

autoVerify?

Type: AutoVerifiedAttrs (optional, default: If signInAlias includes email and/or phone, they will be included in autoVerifiedAttributes by default. If absent, no attributes will be auto-verified.)

Attributes which Cognito will look to verify automatically upon user sign up.

EMAIL and PHONE are the only available options.

---

customAttributes?

Type: { [string]: ICustomAttribute } (optional, default: No custom attributes.)

Define a set of custom attributes that can be configured for each user in the user pool.

---

customSenderKmsKey?

Type: IKey (optional, default: no key ID configured)

This key will be used to encrypt temporary passwords and authorization codes that Amazon Cognito generates.

See also: https://docs.aws.amazon.com/cognito/latest/developerguide/user-pool-lambda-custom-sender-triggers.html

---

deviceTracking?

Type: DeviceTracking (optional, default: see defaults on each property of DeviceTracking.)

Device tracking settings.

---

email?

Type: UserPoolEmail (optional, default: cognito will use the default email configuration)

Email settings for a user pool.

---

emailSettings?⚠️

⚠️ Deprecated: Use 'email' instead.

Type: EmailSettings (optional, default: see defaults on each property of EmailSettings.)

Email settings for a user pool.

---

enableSmsRole?

Type: boolean (optional, default: CDK will determine based on other properties of the user pool if an SMS role should be created or not.)

Setting this would explicitly enable or disable SMS role creation.

When left unspecified, CDK will determine based on other properties if a role is needed or not.

---

lambdaTriggers?

Type: UserPoolTriggers (optional, default: No Lambda triggers.)

Lambda functions to use for supported Cognito triggers.

See also: https://docs.aws.amazon.com/cognito/latest/developerguide/cognito-user-identity-pools-working-with-aws-lambda-triggers.html

---

mfa?

Type: Mfa (optional, default: Mfa.OFF)

Configure whether users of this user pool can or are required use MFA to sign in.

---

mfaMessage?

Type: string (optional, default: 'Your authentication code is {####}.')

The SMS message template sent during MFA verification.

Use '{####}' in the template where Cognito should insert the verification code.

---

mfaSecondFactor?

Type: MfaSecondFactor (optional, default: { sms: true, otp: false }, if mfa is set to OPTIONAL or REQUIRED. { sms: false, otp: false }, otherwise)

Configure the MFA types that users can use in this user pool.

Ignored if mfa is set to OFF.

---

passwordPolicy?

Type: PasswordPolicy (optional, default: see defaults on each property of PasswordPolicy.)

Password policy for this user pool.

---

removalPolicy?

Type: RemovalPolicy (optional, default: RemovalPolicy.RETAIN)

Policy to apply when the user pool is removed from the stack.

---

selfSignUpEnabled?

Type: boolean (optional, default: false)

Whether self sign up should be enabled.

This can be further configured via the selfSignUp property.

---

signInAliases?

Type: SignInAliases (optional, default: { username: true })

Methods in which a user registers or signs in to a user pool.

Allows either username with aliases OR sign in with email, phone, or both.

Read the sections on usernames and aliases to learn more - https://docs.aws.amazon.com/cognito/latest/developerguide/user-pool-settings-attributes.html

To match with 'Option 1' in the above link, with a verified email, this property should be set to { username: true, email: true }. To match with 'Option 2' in the above link with both a verified email and phone number, this property should be set to { email: true, phone: true }.

---

signInCaseSensitive?

Type: boolean (optional, default: true)

Whether sign-in aliases should be evaluated with case sensitivity.

For example, when this option is set to false, users will be able to sign in using either MyUsername or myusername.

---

smsRole?

Type: IRole (optional, default: a new IAM role is created)

The IAM role that Cognito will assume while sending SMS messages.

---

smsRoleExternalId?

Type: string (optional, default: No external id will be configured)

The 'ExternalId' that Cognito service must using when assuming the smsRole, if the role is restricted with an 'sts:ExternalId' conditional.

Learn more about ExternalId here - https://docs.aws.amazon.com/IAM/latest/UserGuide/id_roles_create_for-user_externalid.html

This property will be ignored if smsRole is not specified.

---

snsRegion?

Type: string (optional, default: The same region as the user pool, with a few exceptions - https://docs.aws.amazon.com/cognito/latest/developerguide/user-pool-sms-settings.html#user-pool-sms-settings-first-time)

The region to integrate with SNS to send SMS messages.

This property will do nothing if SMS configuration is not configured

---

standardAttributes?

Type: StandardAttributes (optional, default: All standard attributes are optional and mutable.)

The set of attributes that are required for every user in the user pool.

Read more on attributes here - https://docs.aws.amazon.com/cognito/latest/developerguide/user-pool-settings-attributes.html

---

userInvitation?

Type: UserInvitationConfig (optional, default: see defaults in UserInvitationConfig)

Configuration around admins signing up users into a user pool.

---

userPoolName?

Type: string (optional, default: automatically generated name by CloudFormation at deploy time)

Name of the user pool.

---

userVerification?

Type: UserVerificationConfig (optional, default: see defaults in UserVerificationConfig)

Configuration around users signing themselves up to the user pool.

Enable or disable self sign-up via the selfSignUpEnabled property.

Properties

Name	Type	Description
env	ResourceEnvironment	The environment this resource belongs to.
identityProviders	IUserPoolIdentityProvider[]	Get all identity providers registered with this user pool.
node	ConstructNode	The construct tree node associated with this construct.
stack	Stack	The stack in which this resource is defined.
userPoolArn	string	The ARN of the user pool.
userPoolId	string	The physical ID of this user pool resource.
userPoolProviderName	string	User pool provider name.
userPoolProviderUrl	string	User pool provider URL.

---

env

Type: ResourceEnvironment

The environment this resource belongs to.

For resources that are created and managed by the CDK (generally, those created by creating new class instances like Role, Bucket, etc.), this is always the same as the environment of the stack they belong to; however, for imported resources (those obtained from static methods like fromRoleArn, fromBucketName, etc.), that might be different than the stack they were imported into.

---

identityProviders

Type: IUserPoolIdentityProvider[]

Get all identity providers registered with this user pool.

---

node

Type: ConstructNode

The construct tree node associated with this construct.

---

stack

Type: Stack

The stack in which this resource is defined.

---

userPoolArn

Type: string

The ARN of the user pool.

---

userPoolId

Type: string

The physical ID of this user pool resource.

---

userPoolProviderName

Type: string

User pool provider name.

---

userPoolProviderUrl

Type: string

User pool provider URL.

Methods

Name	Description
addClient(id, options?)	Add a new app client to this user pool.
addDomain(id, options)	Associate a domain to this user pool.
addResourceServer(id, options)	Add a new resource server to this user pool.
addTrigger(operation, fn)	Add a lambda trigger to a user pool operation.
applyRemovalPolicy(policy)	Apply the given removal policy to this resource.
grant(grantee, ...actions)	Adds an IAM policy statement associated with this user pool to an IAM principal's policy.
registerIdentityProvider(provider)	Register an identity provider with this user pool.
toString()	Returns a string representation of this construct.
static fromUserPoolArn(scope, id, userPoolArn)	Import an existing user pool based on its ARN.
static fromUserPoolId(scope, id, userPoolId)	Import an existing user pool based on its id.

---

addClient(id, options?)

public addClient(id: string, options?: UserPoolClientOptions): UserPoolClient

Parameters

• id string
• options UserPoolClientOptions

Returns

• UserPoolClient

Add a new app client to this user pool.

---

addDomain(id, options)

public addDomain(id: string, options: UserPoolDomainOptions): UserPoolDomain

Parameters

• id string
• options UserPoolDomainOptions

Returns

• UserPoolDomain

Associate a domain to this user pool.

---

addResourceServer(id, options)

public addResourceServer(id: string, options: UserPoolResourceServerOptions): UserPoolResourceServer

Parameters

• id string
• options UserPoolResourceServerOptions

Returns

• UserPoolResourceServer

Add a new resource server to this user pool.

---

addTrigger(operation, fn)

public addTrigger(operation: UserPoolOperation, fn: IFunction): void

Parameters

• operation UserPoolOperation
• fn IFunction

Add a lambda trigger to a user pool operation.

See also: https://docs.aws.amazon.com/cognito/latest/developerguide/cognito-user-identity-pools-working-with-aws-lambda-triggers.html

---

applyRemovalPolicy(policy)

public applyRemovalPolicy(policy: RemovalPolicy): void

Parameters

• policy RemovalPolicy

Apply the given removal policy to this resource.

The Removal Policy controls what happens to this resource when it stops being managed by CloudFormation, either because you've removed it from the CDK application or because you've made a change that requires the resource to be replaced.

The resource can be deleted (RemovalPolicy.DESTROY), or left in your AWS account for data recovery and cleanup later (RemovalPolicy.RETAIN).

---

grant(grantee, ...actions)

public grant(grantee: IGrantable, ...actions: string[]): Grant

Parameters

• grantee IGrantable
• actions string

Returns

• Grant

Adds an IAM policy statement associated with this user pool to an IAM principal's policy.

---

registerIdentityProvider(provider)

public registerIdentityProvider(provider: IUserPoolIdentityProvider): void

Parameters

• provider IUserPoolIdentityProvider

Register an identity provider with this user pool.

---

toString()

public toString(): string

Returns

• string

Returns a string representation of this construct.

---

static fromUserPoolArn(scope, id, userPoolArn)

public static fromUserPoolArn(scope: Construct, id: string, userPoolArn: string): IUserPool

Parameters

• scope Construct
• id string
• userPoolArn string

Returns

• IUserPool

Import an existing user pool based on its ARN.

---

static fromUserPoolId(scope, id, userPoolId)

public static fromUserPoolId(scope: Construct, id: string, userPoolId: string): IUserPool

Parameters

• scope Construct
• id string
• userPoolId string

Returns

• IUserPool

Import an existing user pool based on its id.