refactor: refactor connector auth type failure to 4xx (#2616)

crates/router/src/compatibility/stripe/errors.rs

@@ -239,6 +239,8 @@ pub enum StripeErrorCode {
     PaymentLinkNotFound,
     #[error(error_type = StripeErrorType::HyperswitchError, code = "", message = "Resource Busy. Please try again later")]
     LockTimeout,
+    #[error(error_type = StripeErrorType::InvalidRequestError, code = "", message = "Merchant connector account is configured with invalid {config}")]
+    InvalidConnectorConfiguration { config: String },
     // [#216]: https://github.com/juspay/hyperswitch/issues/216
     // Implement the remaining stripe error codes
 
@@ -590,6 +592,9 @@ impl From<errors::ApiErrorResponse> for StripeErrorCode {
                 Self::PaymentMethodUnactivated
             }
             errors::ApiErrorResponse::ResourceBusy => Self::PaymentMethodUnactivated,
+            errors::ApiErrorResponse::InvalidConnectorConfiguration { config } => {
+                Self::InvalidConnectorConfiguration { config }
+            }
         }
     }
 }
@@ -656,7 +661,8 @@ impl actix_web::ResponseError for StripeErrorCode {
             | Self::FileProviderNotSupported
             | Self::CurrencyNotSupported { .. }
             | Self::DuplicateCustomer
-            | Self::PaymentMethodUnactivated => StatusCode::BAD_REQUEST,
+            | Self::PaymentMethodUnactivated
+            | Self::InvalidConnectorConfiguration { .. } => StatusCode::BAD_REQUEST,
             Self::RefundFailed
             | Self::PayoutFailed
             | Self::PaymentLinkNotFound

crates/router/src/connector/braintree/braintree_graphql_transformers.rs

@@ -86,8 +86,8 @@ impl TryFrom<&Option<pii::SecretSerdeValue>> for BraintreeMeta {
     type Error = error_stack::Report<errors::ConnectorError>;
     fn try_from(meta_data: &Option<pii::SecretSerdeValue>) -> Result<Self, Self::Error> {
         let metadata: Self = utils::to_connector_meta_from_secret::<Self>(meta_data.clone())
-            .change_context(errors::ConnectorError::InvalidConfig {
+            .change_context(errors::ConnectorError::InvalidConnectorConfig {
-                field_name: "merchant connector account metadata",
+                config: "metadata",
             })?;
         Ok(metadata)
     }
@@ -109,8 +109,8 @@ impl TryFrom<&BraintreeRouterData<&types::PaymentsAuthorizeRouterData>>
     ) -> Result<Self, Self::Error> {
         let metadata: BraintreeMeta =
             utils::to_connector_meta_from_secret(item.router_data.connector_meta_data.clone())
-                .change_context(errors::ConnectorError::InvalidConfig {
+                .change_context(errors::ConnectorError::InvalidConnectorConfig {
-                    field_name: "merchant connector account metadata",
+                    config: "metadata",
                 })?;
         utils::validate_currency(
             item.router_data.request.currency,
@@ -602,8 +602,8 @@ impl<F> TryFrom<BraintreeRouterData<&types::RefundsRouterData<F>>> for Braintree
     ) -> Result<Self, Self::Error> {
         let metadata: BraintreeMeta =
             utils::to_connector_meta_from_secret(item.router_data.connector_meta_data.clone())
-                .change_context(errors::ConnectorError::InvalidConfig {
+                .change_context(errors::ConnectorError::InvalidConnectorConfig {
-                    field_name: "merchant connector account metadata",
+                    config: "metadata",
                 })?;
 
         utils::validate_currency(
@@ -712,9 +712,7 @@ impl TryFrom<&types::RefundSyncRouterData> for BraintreeRSyncRequest {
         let metadata: BraintreeMeta = utils::to_connector_meta_from_secret(
             item.connector_meta_data.clone(),
         )
-        .change_context(errors::ConnectorError::InvalidConfig {
+        .change_context(errors::ConnectorError::InvalidConnectorConfig { config: "metadata" })?;
-            field_name: "merchant connector account metadata",
-        })?;
         utils::validate_currency(
             item.request.currency,
             Some(metadata.merchant_config_currency),
@@ -1345,8 +1343,8 @@ impl TryFrom<&BraintreeRouterData<&types::PaymentsCompleteAuthorizeRouterData>>
     ) -> Result<Self, Self::Error> {
         let metadata: BraintreeMeta =
             utils::to_connector_meta_from_secret(item.router_data.connector_meta_data.clone())
-                .change_context(errors::ConnectorError::InvalidConfig {
+                .change_context(errors::ConnectorError::InvalidConnectorConfig {
-                    field_name: "merchant connector account metadata",
+                    config: "metadata",
                 })?;
         utils::validate_currency(
             item.router_data.request.currency,

crates/router/src/core/admin.rs

@@ -701,11 +701,10 @@ pub async fn create_payment_connector(
                     message: "The connector name is invalid".to_string(),
                 })
             }
-            errors::ConnectorError::InvalidConfig { field_name } => {
+            errors::ConnectorError::InvalidConnectorConfig { config: field_name } => err
-                err.change_context(errors::ApiErrorResponse::InvalidRequestData {
+                .change_context(errors::ApiErrorResponse::InvalidRequestData {
                     message: format!("The {} is invalid", field_name),
-                })
+                }),
-            }
             errors::ConnectorError::FailedToObtainAuthType => {
                 err.change_context(errors::ApiErrorResponse::InvalidRequestData {
                     message: "The auth type is invalid for the connector".to_string(),

crates/router/src/core/errors.rs

@@ -179,7 +179,7 @@ pub enum ConnectorError {
         connector: &'static str,
     },
     #[error("Invalid Configuration")]
-    InvalidConfig { field_name: &'static str },
+    InvalidConnectorConfig { config: &'static str },
 }
 
 #[derive(Debug, thiserror::Error)]

crates/router/src/core/errors/api_error_response.rs

@@ -236,6 +236,8 @@ pub enum ApiErrorResponse {
     WebhookInvalidMerchantSecret,
     #[error(error_type = ErrorType::InvalidRequestError, code = "IR_19", message = "{message}")]
     CurrencyNotSupported { message: String },
+    #[error(error_type = ErrorType::InvalidRequestError, code = "IR_24", message = "Merchant connector account is configured with invalid {config}")]
+    InvalidConnectorConfiguration { config: String },
 }
 
 impl PTError for ApiErrorResponse {

crates/router/src/core/errors/transformers.rs

@@ -267,6 +267,9 @@ impl ErrorSwitch<api_models::errors::types::ApiErrorResponse> for ApiErrorRespon
             Self::PaymentLinkNotFound => {
                 AER::NotFound(ApiError::new("HE", 2, "Payment Link does not exist in our records", None))
             }
+            Self::InvalidConnectorConfiguration {config} => {
+                AER::BadRequest(ApiError::new("IR", 24, format!("Merchant connector account is configured with invalid {config}"), None))
+            }
         }
     }
 }

crates/router/src/core/errors/utils.rs

@@ -205,7 +205,48 @@ impl<T> ConnectorErrorExt<T> for error_stack::Result<T, errors::ConnectorError>
                     errors::ApiErrorResponse::InvalidDataValue { field_name }
                 },
                 errors::ConnectorError::CurrencyNotSupported { message, connector} => errors::ApiErrorResponse::CurrencyNotSupported { message: format!("Credentials for the currency {message} are not configured with the connector {connector}/hyperswitch") },
-                _ => errors::ApiErrorResponse::InternalServerError,
+                errors::ConnectorError::FailedToObtainAuthType =>  errors::ApiErrorResponse::InvalidConnectorConfiguration {config: "connector_account_details".to_string()},
+                errors::ConnectorError::InvalidConnectorConfig { config }  => errors::ApiErrorResponse::InvalidConnectorConfiguration { config: config.to_string() },
+                errors::ConnectorError::FailedToObtainIntegrationUrl |
+                errors::ConnectorError::RequestEncodingFailed |
+                errors::ConnectorError::RequestEncodingFailedWithReason(_) |
+                errors::ConnectorError::ParsingFailed |
+                errors::ConnectorError::ResponseDeserializationFailed |
+                errors::ConnectorError::UnexpectedResponseError(_) |
+                errors::ConnectorError::RoutingRulesParsingError |
+                errors::ConnectorError::FailedToObtainPreferredConnector |
+                errors::ConnectorError::InvalidConnectorName |
+                errors::ConnectorError::InvalidWallet |
+                errors::ConnectorError::ResponseHandlingFailed |
+                errors::ConnectorError::FailedToObtainCertificate |
+                errors::ConnectorError::NoConnectorMetaData |
+                errors::ConnectorError::FailedToObtainCertificateKey |
+                errors::ConnectorError::CaptureMethodNotSupported |
+                errors::ConnectorError::MissingConnectorMandateID |
+                errors::ConnectorError::MissingConnectorTransactionID |
+                errors::ConnectorError::MissingConnectorRefundID |
+                errors::ConnectorError::MissingApplePayTokenData |
+                errors::ConnectorError::WebhooksNotImplemented |
+                errors::ConnectorError::WebhookBodyDecodingFailed |
+                errors::ConnectorError::WebhookSignatureNotFound |
+                errors::ConnectorError::WebhookSourceVerificationFailed |
+                errors::ConnectorError::WebhookVerificationSecretNotFound |
+                errors::ConnectorError::WebhookVerificationSecretInvalid |
+                errors::ConnectorError::WebhookReferenceIdNotFound |
+                errors::ConnectorError::WebhookEventTypeNotFound |
+                errors::ConnectorError::WebhookResourceObjectNotFound |
+                errors::ConnectorError::WebhookResponseEncodingFailed |
+                errors::ConnectorError::InvalidDateFormat |
+                errors::ConnectorError::DateFormattingFailed |
+                errors::ConnectorError::InvalidWalletToken |
+                errors::ConnectorError::MissingConnectorRelatedTransactionID { .. } |
+                errors::ConnectorError::FileValidationFailed { .. } |
+                errors::ConnectorError::MissingConnectorRedirectionPayload { .. } |
+                errors::ConnectorError::FailedAtConnector { .. } |
+                errors::ConnectorError::MissingPaymentMethodType |
+                errors::ConnectorError::InSufficientBalanceInPaymentMethod |
+                errors::ConnectorError::RequestTimeoutReceived |
+                errors::ConnectorError::ProcessingStepFailed(None) => errors::ApiErrorResponse::InternalServerError
             };
             err.change_context(error)
         })
@@ -235,8 +276,64 @@ impl<T> ConnectorErrorExt<T> for error_stack::Result<T, errors::ConnectorError>
                 errors::ConnectorError::MissingRequiredField { field_name } => {
                     errors::ApiErrorResponse::MissingRequiredField { field_name }
                 }
-                _ => {
+                errors::ConnectorError::FailedToObtainIntegrationUrl => {
-                    logger::error!(%error,"Verify flow failed");
+                    errors::ApiErrorResponse::InvalidConnectorConfiguration {
+                        config: "connector_account_details".to_string(),
+                    }
+                }
+                errors::ConnectorError::InvalidConnectorConfig { config: field_name } => {
+                    errors::ApiErrorResponse::InvalidConnectorConfiguration {
+                        config: field_name.to_string(),
+                    }
+                }
+                errors::ConnectorError::RequestEncodingFailed
+                | errors::ConnectorError::RequestEncodingFailedWithReason(_)
+                | errors::ConnectorError::ParsingFailed
+                | errors::ConnectorError::ResponseDeserializationFailed
+                | errors::ConnectorError::UnexpectedResponseError(_)
+                | errors::ConnectorError::RoutingRulesParsingError
+                | errors::ConnectorError::FailedToObtainPreferredConnector
+                | errors::ConnectorError::InvalidConnectorName
+                | errors::ConnectorError::InvalidWallet
+                | errors::ConnectorError::ResponseHandlingFailed
+                | errors::ConnectorError::MissingRequiredFields { .. }
+                | errors::ConnectorError::FailedToObtainAuthType
+                | errors::ConnectorError::FailedToObtainCertificate
+                | errors::ConnectorError::NoConnectorMetaData
+                | errors::ConnectorError::FailedToObtainCertificateKey
+                | errors::ConnectorError::NotImplemented(_)
+                | errors::ConnectorError::NotSupported { .. }
+                | errors::ConnectorError::FlowNotSupported { .. }
+                | errors::ConnectorError::CaptureMethodNotSupported
+                | errors::ConnectorError::MissingConnectorMandateID
+                | errors::ConnectorError::MissingConnectorTransactionID
+                | errors::ConnectorError::MissingConnectorRefundID
+                | errors::ConnectorError::MissingApplePayTokenData
+                | errors::ConnectorError::WebhooksNotImplemented
+                | errors::ConnectorError::WebhookBodyDecodingFailed
+                | errors::ConnectorError::WebhookSignatureNotFound
+                | errors::ConnectorError::WebhookSourceVerificationFailed
+                | errors::ConnectorError::WebhookVerificationSecretNotFound
+                | errors::ConnectorError::WebhookVerificationSecretInvalid
+                | errors::ConnectorError::WebhookReferenceIdNotFound
+                | errors::ConnectorError::WebhookEventTypeNotFound
+                | errors::ConnectorError::WebhookResourceObjectNotFound
+                | errors::ConnectorError::WebhookResponseEncodingFailed
+                | errors::ConnectorError::InvalidDateFormat
+                | errors::ConnectorError::DateFormattingFailed
+                | errors::ConnectorError::InvalidDataFormat { .. }
+                | errors::ConnectorError::MismatchedPaymentData
+                | errors::ConnectorError::InvalidWalletToken
+                | errors::ConnectorError::MissingConnectorRelatedTransactionID { .. }
+                | errors::ConnectorError::FileValidationFailed { .. }
+                | errors::ConnectorError::MissingConnectorRedirectionPayload { .. }
+                | errors::ConnectorError::FailedAtConnector { .. }
+                | errors::ConnectorError::MissingPaymentMethodType
+                | errors::ConnectorError::InSufficientBalanceInPaymentMethod
+                | errors::ConnectorError::RequestTimeoutReceived
+                | errors::ConnectorError::CurrencyNotSupported { .. }
+                | errors::ConnectorError::ProcessingStepFailed(None) => {
+                    logger::error!(%error,"Setup Mandate flow failed");
                     errors::ApiErrorResponse::PaymentAuthorizationFailed { data: None }
                 }
             };