Amazon.SNS.Verify

Documentation

verifySNSMessage :: MonadIO m => Value -> m Text

Decode and verify an SNS message

This function follows the process outlined in the following:

https://docs.aws.amazon.com/sns/latest/dg/sns-verify-signature-of-message.html

A JSON payload is:

1. Parsed as an SNS message type Notification, SubscriptionConfirmation, or UnsubscribeConfirmation.
2. Verified against its signature.
3. And in the case of subscription events responded to.

verifySNSMessageEither :: MonadIO m => Value -> m (Either SNSNotificationValidationError Text)

verifySNSMessageJSON :: (FromJSON a, MonadIO m) => Value -> m a

Decode and verify an SNS message as JSON

The same as verifySNSMessage, but decodes the message as JSON.

verifySNSMessageJSONEither :: (FromJSON a, MonadIO m) => Value -> m (Either SNSNotificationValidationError a)

data SNSNotificationValidationError

Constructors

BadPem String

BadUri String

BadSignature String

BadCert String

BadJSONParse String

BadSubscription

InvalidPayload SignatureFailure

MissingMessageTypeHeader

UnsubscribeMessage

SubscribeMessageResponded

Instances

Exception SNSNotificationValidationError

Defined in Amazon.SNS.Verify.Validate

Methods

toException :: SNSNotificationValidationError -> SomeException

fromException :: SomeException -> Maybe SNSNotificationValidationError

displayException :: SNSNotificationValidationError -> String

Show SNSNotificationValidationError

Defined in Amazon.SNS.Verify.Validate

Methods

showsPrec :: Int -> SNSNotificationValidationError -> ShowS

show :: SNSNotificationValidationError -> String

showList :: [SNSNotificationValidationError] -> ShowS

Eq SNSNotificationValidationError

Defined in Amazon.SNS.Verify.Validate

Methods

(==) :: SNSNotificationValidationError -> SNSNotificationValidationError -> Bool

(/=) :: SNSNotificationValidationError -> SNSNotificationValidationError -> Bool