1// Code generated by smithy-go-codegen DO NOT EDIT.
2
3package ec2
4
5import (
6	"context"
7	awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
8	"github.com/aws/aws-sdk-go-v2/aws/signer/v4"
9	"github.com/aws/aws-sdk-go-v2/service/ec2/types"
10	"github.com/aws/smithy-go/middleware"
11	smithyhttp "github.com/aws/smithy-go/transport/http"
12)
13
14// Modify the instance metadata parameters on a running or stopped instance. When
15// you modify the parameters on a stopped instance, they are applied when the
16// instance is started. When you modify the parameters on a running instance, the
17// API responds with a state of “pending”. After the parameter modifications are
18// successfully applied to the instance, the state of the modifications changes
19// from “pending” to “applied” in subsequent describe-instances API calls. For more
20// information, see Instance metadata and user data
21// (https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-instance-metadata.html)
22// in the Amazon EC2 User Guide.
23func (c *Client) ModifyInstanceMetadataOptions(ctx context.Context, params *ModifyInstanceMetadataOptionsInput, optFns ...func(*Options)) (*ModifyInstanceMetadataOptionsOutput, error) {
24	if params == nil {
25		params = &ModifyInstanceMetadataOptionsInput{}
26	}
27
28	result, metadata, err := c.invokeOperation(ctx, "ModifyInstanceMetadataOptions", params, optFns, addOperationModifyInstanceMetadataOptionsMiddlewares)
29	if err != nil {
30		return nil, err
31	}
32
33	out := result.(*ModifyInstanceMetadataOptionsOutput)
34	out.ResultMetadata = metadata
35	return out, nil
36}
37
38type ModifyInstanceMetadataOptionsInput struct {
39
40	// The ID of the instance.
41	//
42	// This member is required.
43	InstanceId *string
44
45	// Checks whether you have the required permissions for the action, without
46	// actually making the request, and provides an error response. If you have the
47	// required permissions, the error response is DryRunOperation. Otherwise, it is
48	// UnauthorizedOperation.
49	DryRun bool
50
51	// This parameter enables or disables the HTTP metadata endpoint on your instances.
52	// If the parameter is not specified, the existing state is maintained. If you
53	// specify a value of disabled, you will not be able to access your instance
54	// metadata.
55	HttpEndpoint types.InstanceMetadataEndpointState
56
57	// The desired HTTP PUT response hop limit for instance metadata requests. The
58	// larger the number, the further instance metadata requests can travel. If no
59	// parameter is specified, the existing state is maintained. Possible values:
60	// Integers from 1 to 64
61	HttpPutResponseHopLimit int32
62
63	// The state of token usage for your instance metadata requests. If the parameter
64	// is not specified in the request, the default state is optional. If the state is
65	// optional, you can choose to retrieve instance metadata with or without a signed
66	// token header on your request. If you retrieve the IAM role credentials without a
67	// token, the version 1.0 role credentials are returned. If you retrieve the IAM
68	// role credentials using a valid signed token, the version 2.0 role credentials
69	// are returned. If the state is required, you must send a signed token header with
70	// any instance metadata retrieval requests. In this state, retrieving the IAM role
71	// credential always returns the version 2.0 credentials; the version 1.0
72	// credentials are not available.
73	HttpTokens types.HttpTokensState
74}
75
76type ModifyInstanceMetadataOptionsOutput struct {
77
78	// The ID of the instance.
79	InstanceId *string
80
81	// The metadata options for the instance.
82	InstanceMetadataOptions *types.InstanceMetadataOptionsResponse
83
84	// Metadata pertaining to the operation's result.
85	ResultMetadata middleware.Metadata
86}
87
88func addOperationModifyInstanceMetadataOptionsMiddlewares(stack *middleware.Stack, options Options) (err error) {
89	err = stack.Serialize.Add(&awsEc2query_serializeOpModifyInstanceMetadataOptions{}, middleware.After)
90	if err != nil {
91		return err
92	}
93	err = stack.Deserialize.Add(&awsEc2query_deserializeOpModifyInstanceMetadataOptions{}, middleware.After)
94	if err != nil {
95		return err
96	}
97	if err = addSetLoggerMiddleware(stack, options); err != nil {
98		return err
99	}
100	if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
101		return err
102	}
103	if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
104		return err
105	}
106	if err = addResolveEndpointMiddleware(stack, options); err != nil {
107		return err
108	}
109	if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
110		return err
111	}
112	if err = addRetryMiddlewares(stack, options); err != nil {
113		return err
114	}
115	if err = addHTTPSignerV4Middleware(stack, options); err != nil {
116		return err
117	}
118	if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
119		return err
120	}
121	if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
122		return err
123	}
124	if err = addClientUserAgent(stack); err != nil {
125		return err
126	}
127	if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
128		return err
129	}
130	if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
131		return err
132	}
133	if err = addOpModifyInstanceMetadataOptionsValidationMiddleware(stack); err != nil {
134		return err
135	}
136	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opModifyInstanceMetadataOptions(options.Region), middleware.Before); err != nil {
137		return err
138	}
139	if err = addRequestIDRetrieverMiddleware(stack); err != nil {
140		return err
141	}
142	if err = addResponseErrorMiddleware(stack); err != nil {
143		return err
144	}
145	if err = addRequestResponseLogging(stack, options); err != nil {
146		return err
147	}
148	return nil
149}
150
151func newServiceMetadataMiddleware_opModifyInstanceMetadataOptions(region string) *awsmiddleware.RegisterServiceMetadata {
152	return &awsmiddleware.RegisterServiceMetadata{
153		Region:        region,
154		ServiceID:     ServiceID,
155		SigningName:   "ec2",
156		OperationName: "ModifyInstanceMetadataOptions",
157	}
158}
159