1// Code generated by smithy-go-codegen DO NOT EDIT.
2
3package ec2
4
5import (
6	"context"
7	"fmt"
8	awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
9	"github.com/aws/aws-sdk-go-v2/aws/signer/v4"
10	"github.com/aws/aws-sdk-go-v2/service/ec2/types"
11	"github.com/aws/smithy-go/middleware"
12	smithyhttp "github.com/aws/smithy-go/transport/http"
13)
14
15// Creates a NAT gateway in the specified public subnet. This action creates a
16// network interface in the specified subnet with a private IP address from the IP
17// address range of the subnet. Internet-bound traffic from a private subnet can be
18// routed to the NAT gateway, therefore enabling instances in the private subnet to
19// connect to the internet. For more information, see NAT Gateways
20// (https://docs.aws.amazon.com/vpc/latest/userguide/vpc-nat-gateway.html) in the
21// Amazon Virtual Private Cloud User Guide.
22func (c *Client) CreateNatGateway(ctx context.Context, params *CreateNatGatewayInput, optFns ...func(*Options)) (*CreateNatGatewayOutput, error) {
23	if params == nil {
24		params = &CreateNatGatewayInput{}
25	}
26
27	result, metadata, err := c.invokeOperation(ctx, "CreateNatGateway", params, optFns, addOperationCreateNatGatewayMiddlewares)
28	if err != nil {
29		return nil, err
30	}
31
32	out := result.(*CreateNatGatewayOutput)
33	out.ResultMetadata = metadata
34	return out, nil
35}
36
37type CreateNatGatewayInput struct {
38
39	// The allocation ID of an Elastic IP address to associate with the NAT gateway. If
40	// the Elastic IP address is associated with another resource, you must first
41	// disassociate it.
42	//
43	// This member is required.
44	AllocationId *string
45
46	// The subnet in which to create the NAT gateway.
47	//
48	// This member is required.
49	SubnetId *string
50
51	// Unique, case-sensitive identifier that you provide to ensure the idempotency of
52	// the request. For more information, see How to Ensure Idempotency
53	// (https://docs.aws.amazon.com/AWSEC2/latest/APIReference/Run_Instance_Idempotency.html).
54	// Constraint: Maximum 64 ASCII characters.
55	ClientToken *string
56
57	// Checks whether you have the required permissions for the action, without
58	// actually making the request, and provides an error response. If you have the
59	// required permissions, the error response is DryRunOperation. Otherwise, it is
60	// UnauthorizedOperation.
61	DryRun bool
62
63	// The tags to assign to the NAT gateway.
64	TagSpecifications []types.TagSpecification
65}
66
67type CreateNatGatewayOutput struct {
68
69	// Unique, case-sensitive identifier to ensure the idempotency of the request. Only
70	// returned if a client token was provided in the request.
71	ClientToken *string
72
73	// Information about the NAT gateway.
74	NatGateway *types.NatGateway
75
76	// Metadata pertaining to the operation's result.
77	ResultMetadata middleware.Metadata
78}
79
80func addOperationCreateNatGatewayMiddlewares(stack *middleware.Stack, options Options) (err error) {
81	err = stack.Serialize.Add(&awsEc2query_serializeOpCreateNatGateway{}, middleware.After)
82	if err != nil {
83		return err
84	}
85	err = stack.Deserialize.Add(&awsEc2query_deserializeOpCreateNatGateway{}, middleware.After)
86	if err != nil {
87		return err
88	}
89	if err = addSetLoggerMiddleware(stack, options); err != nil {
90		return err
91	}
92	if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
93		return err
94	}
95	if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
96		return err
97	}
98	if err = addResolveEndpointMiddleware(stack, options); err != nil {
99		return err
100	}
101	if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
102		return err
103	}
104	if err = addRetryMiddlewares(stack, options); err != nil {
105		return err
106	}
107	if err = addHTTPSignerV4Middleware(stack, options); err != nil {
108		return err
109	}
110	if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
111		return err
112	}
113	if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
114		return err
115	}
116	if err = addClientUserAgent(stack); err != nil {
117		return err
118	}
119	if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
120		return err
121	}
122	if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
123		return err
124	}
125	if err = addIdempotencyToken_opCreateNatGatewayMiddleware(stack, options); err != nil {
126		return err
127	}
128	if err = addOpCreateNatGatewayValidationMiddleware(stack); err != nil {
129		return err
130	}
131	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opCreateNatGateway(options.Region), middleware.Before); err != nil {
132		return err
133	}
134	if err = addRequestIDRetrieverMiddleware(stack); err != nil {
135		return err
136	}
137	if err = addResponseErrorMiddleware(stack); err != nil {
138		return err
139	}
140	if err = addRequestResponseLogging(stack, options); err != nil {
141		return err
142	}
143	return nil
144}
145
146type idempotencyToken_initializeOpCreateNatGateway struct {
147	tokenProvider IdempotencyTokenProvider
148}
149
150func (*idempotencyToken_initializeOpCreateNatGateway) ID() string {
151	return "OperationIdempotencyTokenAutoFill"
152}
153
154func (m *idempotencyToken_initializeOpCreateNatGateway) HandleInitialize(ctx context.Context, in middleware.InitializeInput, next middleware.InitializeHandler) (
155	out middleware.InitializeOutput, metadata middleware.Metadata, err error,
156) {
157	if m.tokenProvider == nil {
158		return next.HandleInitialize(ctx, in)
159	}
160
161	input, ok := in.Parameters.(*CreateNatGatewayInput)
162	if !ok {
163		return out, metadata, fmt.Errorf("expected middleware input to be of type *CreateNatGatewayInput ")
164	}
165
166	if input.ClientToken == nil {
167		t, err := m.tokenProvider.GetIdempotencyToken()
168		if err != nil {
169			return out, metadata, err
170		}
171		input.ClientToken = &t
172	}
173	return next.HandleInitialize(ctx, in)
174}
175func addIdempotencyToken_opCreateNatGatewayMiddleware(stack *middleware.Stack, cfg Options) error {
176	return stack.Initialize.Add(&idempotencyToken_initializeOpCreateNatGateway{tokenProvider: cfg.IdempotencyTokenProvider}, middleware.Before)
177}
178
179func newServiceMetadataMiddleware_opCreateNatGateway(region string) *awsmiddleware.RegisterServiceMetadata {
180	return &awsmiddleware.RegisterServiceMetadata{
181		Region:        region,
182		ServiceID:     ServiceID,
183		SigningName:   "ec2",
184		OperationName: "CreateNatGateway",
185	}
186}
187