// Code generated by private/model/cli/gen-api/main.go. DO NOT EDIT.

package storagegateway

import (
	"context"

	"github.com/aws/aws-sdk-go-v2/aws"
	"github.com/aws/aws-sdk-go-v2/internal/awsutil"
)

// A JSON object containing one or more of the following fields:
//
//    * UpdateChapCredentialsInput$InitiatorName
//
//    * UpdateChapCredentialsInput$SecretToAuthenticateInitiator
//
//    * UpdateChapCredentialsInput$SecretToAuthenticateTarget
//
//    * UpdateChapCredentialsInput$TargetARN
// Please also see https://docs.aws.amazon.com/goto/WebAPI/storagegateway-2013-06-30/UpdateChapCredentialsInput
type UpdateChapCredentialsInput struct {
	_ struct{} `type:"structure"`

	// The iSCSI initiator that connects to the target.
	//
	// InitiatorName is a required field
	InitiatorName *string `min:"1" type:"string" required:"true"`

	// The secret key that the initiator (for example, the Windows client) must
	// provide to participate in mutual CHAP with the target.
	//
	// The secret key must be between 12 and 16 bytes when encoded in UTF-8.
	//
	// SecretToAuthenticateInitiator is a required field
	SecretToAuthenticateInitiator *string `min:"1" type:"string" required:"true"`

	// The secret key that the target must provide to participate in mutual CHAP
	// with the initiator (e.g. Windows client).
	//
	// Byte constraints: Minimum bytes of 12. Maximum bytes of 16.
	//
	// The secret key must be between 12 and 16 bytes when encoded in UTF-8.
	SecretToAuthenticateTarget *string `min:"1" type:"string"`

	// The Amazon Resource Name (ARN) of the iSCSI volume target. Use the DescribeStorediSCSIVolumes
	// operation to return the TargetARN for specified VolumeARN.
	//
	// TargetARN is a required field
	TargetARN *string `min:"50" type:"string" required:"true"`
}

// String returns the string representation
func (s UpdateChapCredentialsInput) String() string {
	return awsutil.Prettify(s)
}

// Validate inspects the fields of the type to determine if they are valid.
func (s *UpdateChapCredentialsInput) Validate() error {
	invalidParams := aws.ErrInvalidParams{Context: "UpdateChapCredentialsInput"}

	if s.InitiatorName == nil {
		invalidParams.Add(aws.NewErrParamRequired("InitiatorName"))
	}
	if s.InitiatorName != nil && len(*s.InitiatorName) < 1 {
		invalidParams.Add(aws.NewErrParamMinLen("InitiatorName", 1))
	}

	if s.SecretToAuthenticateInitiator == nil {
		invalidParams.Add(aws.NewErrParamRequired("SecretToAuthenticateInitiator"))
	}
	if s.SecretToAuthenticateInitiator != nil && len(*s.SecretToAuthenticateInitiator) < 1 {
		invalidParams.Add(aws.NewErrParamMinLen("SecretToAuthenticateInitiator", 1))
	}
	if s.SecretToAuthenticateTarget != nil && len(*s.SecretToAuthenticateTarget) < 1 {
		invalidParams.Add(aws.NewErrParamMinLen("SecretToAuthenticateTarget", 1))
	}

	if s.TargetARN == nil {
		invalidParams.Add(aws.NewErrParamRequired("TargetARN"))
	}
	if s.TargetARN != nil && len(*s.TargetARN) < 50 {
		invalidParams.Add(aws.NewErrParamMinLen("TargetARN", 50))
	}

	if invalidParams.Len() > 0 {
		return invalidParams
	}
	return nil
}

// A JSON object containing the following fields:
// Please also see https://docs.aws.amazon.com/goto/WebAPI/storagegateway-2013-06-30/UpdateChapCredentialsOutput
type UpdateChapCredentialsOutput struct {
	_ struct{} `type:"structure"`

	// The iSCSI initiator that connects to the target. This is the same initiator
	// name specified in the request.
	InitiatorName *string `min:"1" type:"string"`

	// The Amazon Resource Name (ARN) of the target. This is the same target specified
	// in the request.
	TargetARN *string `min:"50" type:"string"`
}

// String returns the string representation
func (s UpdateChapCredentialsOutput) String() string {
	return awsutil.Prettify(s)
}

const opUpdateChapCredentials = "UpdateChapCredentials"

// UpdateChapCredentialsRequest returns a request value for making API operation for
// AWS Storage Gateway.
//
// Updates the Challenge-Handshake Authentication Protocol (CHAP) credentials
// for a specified iSCSI target. By default, a gateway does not have CHAP enabled;
// however, for added security, you might use it.
//
// When you update CHAP credentials, all existing connections on the target
// are closed and initiators must reconnect with the new credentials.
//
//    // Example sending a request using UpdateChapCredentialsRequest.
//    req := client.UpdateChapCredentialsRequest(params)
//    resp, err := req.Send(context.TODO())
//    if err == nil {
//        fmt.Println(resp)
//    }
//
// Please also see https://docs.aws.amazon.com/goto/WebAPI/storagegateway-2013-06-30/UpdateChapCredentials
func (c *Client) UpdateChapCredentialsRequest(input *UpdateChapCredentialsInput) UpdateChapCredentialsRequest {
	op := &aws.Operation{
		Name:       opUpdateChapCredentials,
		HTTPMethod: "POST",
		HTTPPath:   "/",
	}

	if input == nil {
		input = &UpdateChapCredentialsInput{}
	}

	req := c.newRequest(op, input, &UpdateChapCredentialsOutput{})
	return UpdateChapCredentialsRequest{Request: req, Input: input, Copy: c.UpdateChapCredentialsRequest}
}

// UpdateChapCredentialsRequest is the request type for the
// UpdateChapCredentials API operation.
type UpdateChapCredentialsRequest struct {
	*aws.Request
	Input *UpdateChapCredentialsInput
	Copy  func(*UpdateChapCredentialsInput) UpdateChapCredentialsRequest
}

// Send marshals and sends the UpdateChapCredentials API request.
func (r UpdateChapCredentialsRequest) Send(ctx context.Context) (*UpdateChapCredentialsResponse, error) {
	r.Request.SetContext(ctx)
	err := r.Request.Send()
	if err != nil {
		return nil, err
	}

	resp := &UpdateChapCredentialsResponse{
		UpdateChapCredentialsOutput: r.Request.Data.(*UpdateChapCredentialsOutput),
		response:                    &aws.Response{Request: r.Request},
	}

	return resp, nil
}

// UpdateChapCredentialsResponse is the response type for the
// UpdateChapCredentials API operation.
type UpdateChapCredentialsResponse struct {
	*UpdateChapCredentialsOutput

	response *aws.Response
}

// SDKResponseMetdata returns the response metadata for the
// UpdateChapCredentials request.
func (r *UpdateChapCredentialsResponse) SDKResponseMetdata() *aws.Response {
	return r.response
}
