1// Code generated by smithy-go-codegen DO NOT EDIT.
2
3package elasticinference
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/elasticinference/types"
11	"github.com/aws/smithy-go/middleware"
12	smithyhttp "github.com/aws/smithy-go/transport/http"
13)
14
15// Describes information over a provided set of accelerators belonging to an
16// account.
17func (c *Client) DescribeAccelerators(ctx context.Context, params *DescribeAcceleratorsInput, optFns ...func(*Options)) (*DescribeAcceleratorsOutput, error) {
18	if params == nil {
19		params = &DescribeAcceleratorsInput{}
20	}
21
22	result, metadata, err := c.invokeOperation(ctx, "DescribeAccelerators", params, optFns, addOperationDescribeAcceleratorsMiddlewares)
23	if err != nil {
24		return nil, err
25	}
26
27	out := result.(*DescribeAcceleratorsOutput)
28	out.ResultMetadata = metadata
29	return out, nil
30}
31
32type DescribeAcceleratorsInput struct {
33
34	// The IDs of the accelerators to describe.
35	AcceleratorIds []string
36
37	// One or more filters. Filter names and values are case-sensitive. Valid filter
38	// names are: accelerator-types: can provide a list of accelerator type names to
39	// filter for. instance-id: can provide a list of EC2 instance ids to filter for.
40	Filters []types.Filter
41
42	// The total number of items to return in the command's output. If the total number
43	// of items available is more than the value specified, a NextToken is provided in
44	// the command's output. To resume pagination, provide the NextToken value in the
45	// starting-token argument of a subsequent command. Do not use the NextToken
46	// response element directly outside of the AWS CLI.
47	MaxResults int32
48
49	// A token to specify where to start paginating. This is the NextToken from a
50	// previously truncated response.
51	NextToken *string
52}
53
54type DescribeAcceleratorsOutput struct {
55
56	// The details of the Elastic Inference Accelerators.
57	AcceleratorSet []types.ElasticInferenceAccelerator
58
59	// A token to specify where to start paginating. This is the NextToken from a
60	// previously truncated response.
61	NextToken *string
62
63	// Metadata pertaining to the operation's result.
64	ResultMetadata middleware.Metadata
65}
66
67func addOperationDescribeAcceleratorsMiddlewares(stack *middleware.Stack, options Options) (err error) {
68	err = stack.Serialize.Add(&awsRestjson1_serializeOpDescribeAccelerators{}, middleware.After)
69	if err != nil {
70		return err
71	}
72	err = stack.Deserialize.Add(&awsRestjson1_deserializeOpDescribeAccelerators{}, middleware.After)
73	if err != nil {
74		return err
75	}
76	if err = addSetLoggerMiddleware(stack, options); err != nil {
77		return err
78	}
79	if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
80		return err
81	}
82	if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
83		return err
84	}
85	if err = addResolveEndpointMiddleware(stack, options); err != nil {
86		return err
87	}
88	if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
89		return err
90	}
91	if err = addRetryMiddlewares(stack, options); err != nil {
92		return err
93	}
94	if err = addHTTPSignerV4Middleware(stack, options); err != nil {
95		return err
96	}
97	if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
98		return err
99	}
100	if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
101		return err
102	}
103	if err = addClientUserAgent(stack); err != nil {
104		return err
105	}
106	if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
107		return err
108	}
109	if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
110		return err
111	}
112	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDescribeAccelerators(options.Region), middleware.Before); err != nil {
113		return err
114	}
115	if err = addRequestIDRetrieverMiddleware(stack); err != nil {
116		return err
117	}
118	if err = addResponseErrorMiddleware(stack); err != nil {
119		return err
120	}
121	if err = addRequestResponseLogging(stack, options); err != nil {
122		return err
123	}
124	return nil
125}
126
127// DescribeAcceleratorsAPIClient is a client that implements the
128// DescribeAccelerators operation.
129type DescribeAcceleratorsAPIClient interface {
130	DescribeAccelerators(context.Context, *DescribeAcceleratorsInput, ...func(*Options)) (*DescribeAcceleratorsOutput, error)
131}
132
133var _ DescribeAcceleratorsAPIClient = (*Client)(nil)
134
135// DescribeAcceleratorsPaginatorOptions is the paginator options for
136// DescribeAccelerators
137type DescribeAcceleratorsPaginatorOptions struct {
138	// The total number of items to return in the command's output. If the total number
139	// of items available is more than the value specified, a NextToken is provided in
140	// the command's output. To resume pagination, provide the NextToken value in the
141	// starting-token argument of a subsequent command. Do not use the NextToken
142	// response element directly outside of the AWS CLI.
143	Limit int32
144
145	// Set to true if pagination should stop if the service returns a pagination token
146	// that matches the most recent token provided to the service.
147	StopOnDuplicateToken bool
148}
149
150// DescribeAcceleratorsPaginator is a paginator for DescribeAccelerators
151type DescribeAcceleratorsPaginator struct {
152	options   DescribeAcceleratorsPaginatorOptions
153	client    DescribeAcceleratorsAPIClient
154	params    *DescribeAcceleratorsInput
155	nextToken *string
156	firstPage bool
157}
158
159// NewDescribeAcceleratorsPaginator returns a new DescribeAcceleratorsPaginator
160func NewDescribeAcceleratorsPaginator(client DescribeAcceleratorsAPIClient, params *DescribeAcceleratorsInput, optFns ...func(*DescribeAcceleratorsPaginatorOptions)) *DescribeAcceleratorsPaginator {
161	options := DescribeAcceleratorsPaginatorOptions{}
162	if params.MaxResults != 0 {
163		options.Limit = params.MaxResults
164	}
165
166	for _, fn := range optFns {
167		fn(&options)
168	}
169
170	if params == nil {
171		params = &DescribeAcceleratorsInput{}
172	}
173
174	return &DescribeAcceleratorsPaginator{
175		options:   options,
176		client:    client,
177		params:    params,
178		firstPage: true,
179	}
180}
181
182// HasMorePages returns a boolean indicating whether more pages are available
183func (p *DescribeAcceleratorsPaginator) HasMorePages() bool {
184	return p.firstPage || p.nextToken != nil
185}
186
187// NextPage retrieves the next DescribeAccelerators page.
188func (p *DescribeAcceleratorsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*DescribeAcceleratorsOutput, error) {
189	if !p.HasMorePages() {
190		return nil, fmt.Errorf("no more pages available")
191	}
192
193	params := *p.params
194	params.NextToken = p.nextToken
195
196	params.MaxResults = p.options.Limit
197
198	result, err := p.client.DescribeAccelerators(ctx, &params, optFns...)
199	if err != nil {
200		return nil, err
201	}
202	p.firstPage = false
203
204	prevToken := p.nextToken
205	p.nextToken = result.NextToken
206
207	if p.options.StopOnDuplicateToken && prevToken != nil && p.nextToken != nil && *prevToken == *p.nextToken {
208		p.nextToken = nil
209	}
210
211	return result, nil
212}
213
214func newServiceMetadataMiddleware_opDescribeAccelerators(region string) *awsmiddleware.RegisterServiceMetadata {
215	return &awsmiddleware.RegisterServiceMetadata{
216		Region:        region,
217		ServiceID:     ServiceID,
218		SigningName:   "elastic-inference",
219		OperationName: "DescribeAccelerators",
220	}
221}
222