1// Code generated by smithy-go-codegen DO NOT EDIT.
2
3package rds
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/rds/types"
11	"github.com/aws/smithy-go/middleware"
12	smithyhttp "github.com/aws/smithy-go/transport/http"
13)
14
15// Returns information about DB proxy target groups, represented by
16// DBProxyTargetGroup data structures.
17func (c *Client) DescribeDBProxyTargetGroups(ctx context.Context, params *DescribeDBProxyTargetGroupsInput, optFns ...func(*Options)) (*DescribeDBProxyTargetGroupsOutput, error) {
18	if params == nil {
19		params = &DescribeDBProxyTargetGroupsInput{}
20	}
21
22	result, metadata, err := c.invokeOperation(ctx, "DescribeDBProxyTargetGroups", params, optFns, addOperationDescribeDBProxyTargetGroupsMiddlewares)
23	if err != nil {
24		return nil, err
25	}
26
27	out := result.(*DescribeDBProxyTargetGroupsOutput)
28	out.ResultMetadata = metadata
29	return out, nil
30}
31
32type DescribeDBProxyTargetGroupsInput struct {
33
34	// The identifier of the DBProxy associated with the target group.
35	//
36	// This member is required.
37	DBProxyName *string
38
39	// This parameter is not currently supported.
40	Filters []types.Filter
41
42	// An optional pagination token provided by a previous request. If this parameter
43	// is specified, the response includes only records beyond the marker, up to the
44	// value specified by MaxRecords.
45	Marker *string
46
47	// The maximum number of records to include in the response. If more records exist
48	// than the specified MaxRecords value, a pagination token called a marker is
49	// included in the response so that the remaining results can be retrieved.
50	// Default: 100 Constraints: Minimum 20, maximum 100.
51	MaxRecords *int32
52
53	// The identifier of the DBProxyTargetGroup to describe.
54	TargetGroupName *string
55}
56
57type DescribeDBProxyTargetGroupsOutput struct {
58
59	// An optional pagination token provided by a previous request. If this parameter
60	// is specified, the response includes only records beyond the marker, up to the
61	// value specified by MaxRecords.
62	Marker *string
63
64	// An arbitrary number of DBProxyTargetGroup objects, containing details of the
65	// corresponding target groups.
66	TargetGroups []types.DBProxyTargetGroup
67
68	// Metadata pertaining to the operation's result.
69	ResultMetadata middleware.Metadata
70}
71
72func addOperationDescribeDBProxyTargetGroupsMiddlewares(stack *middleware.Stack, options Options) (err error) {
73	err = stack.Serialize.Add(&awsAwsquery_serializeOpDescribeDBProxyTargetGroups{}, middleware.After)
74	if err != nil {
75		return err
76	}
77	err = stack.Deserialize.Add(&awsAwsquery_deserializeOpDescribeDBProxyTargetGroups{}, middleware.After)
78	if err != nil {
79		return err
80	}
81	if err = addSetLoggerMiddleware(stack, options); err != nil {
82		return err
83	}
84	if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
85		return err
86	}
87	if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
88		return err
89	}
90	if err = addResolveEndpointMiddleware(stack, options); err != nil {
91		return err
92	}
93	if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
94		return err
95	}
96	if err = addRetryMiddlewares(stack, options); err != nil {
97		return err
98	}
99	if err = addHTTPSignerV4Middleware(stack, options); err != nil {
100		return err
101	}
102	if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
103		return err
104	}
105	if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
106		return err
107	}
108	if err = addClientUserAgent(stack); err != nil {
109		return err
110	}
111	if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
112		return err
113	}
114	if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
115		return err
116	}
117	if err = addOpDescribeDBProxyTargetGroupsValidationMiddleware(stack); err != nil {
118		return err
119	}
120	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDescribeDBProxyTargetGroups(options.Region), middleware.Before); err != nil {
121		return err
122	}
123	if err = addRequestIDRetrieverMiddleware(stack); err != nil {
124		return err
125	}
126	if err = addResponseErrorMiddleware(stack); err != nil {
127		return err
128	}
129	if err = addRequestResponseLogging(stack, options); err != nil {
130		return err
131	}
132	return nil
133}
134
135// DescribeDBProxyTargetGroupsAPIClient is a client that implements the
136// DescribeDBProxyTargetGroups operation.
137type DescribeDBProxyTargetGroupsAPIClient interface {
138	DescribeDBProxyTargetGroups(context.Context, *DescribeDBProxyTargetGroupsInput, ...func(*Options)) (*DescribeDBProxyTargetGroupsOutput, error)
139}
140
141var _ DescribeDBProxyTargetGroupsAPIClient = (*Client)(nil)
142
143// DescribeDBProxyTargetGroupsPaginatorOptions is the paginator options for
144// DescribeDBProxyTargetGroups
145type DescribeDBProxyTargetGroupsPaginatorOptions struct {
146	// The maximum number of records to include in the response. If more records exist
147	// than the specified MaxRecords value, a pagination token called a marker is
148	// included in the response so that the remaining results can be retrieved.
149	// Default: 100 Constraints: Minimum 20, maximum 100.
150	Limit int32
151
152	// Set to true if pagination should stop if the service returns a pagination token
153	// that matches the most recent token provided to the service.
154	StopOnDuplicateToken bool
155}
156
157// DescribeDBProxyTargetGroupsPaginator is a paginator for
158// DescribeDBProxyTargetGroups
159type DescribeDBProxyTargetGroupsPaginator struct {
160	options   DescribeDBProxyTargetGroupsPaginatorOptions
161	client    DescribeDBProxyTargetGroupsAPIClient
162	params    *DescribeDBProxyTargetGroupsInput
163	nextToken *string
164	firstPage bool
165}
166
167// NewDescribeDBProxyTargetGroupsPaginator returns a new
168// DescribeDBProxyTargetGroupsPaginator
169func NewDescribeDBProxyTargetGroupsPaginator(client DescribeDBProxyTargetGroupsAPIClient, params *DescribeDBProxyTargetGroupsInput, optFns ...func(*DescribeDBProxyTargetGroupsPaginatorOptions)) *DescribeDBProxyTargetGroupsPaginator {
170	if params == nil {
171		params = &DescribeDBProxyTargetGroupsInput{}
172	}
173
174	options := DescribeDBProxyTargetGroupsPaginatorOptions{}
175	if params.MaxRecords != nil {
176		options.Limit = *params.MaxRecords
177	}
178
179	for _, fn := range optFns {
180		fn(&options)
181	}
182
183	return &DescribeDBProxyTargetGroupsPaginator{
184		options:   options,
185		client:    client,
186		params:    params,
187		firstPage: true,
188	}
189}
190
191// HasMorePages returns a boolean indicating whether more pages are available
192func (p *DescribeDBProxyTargetGroupsPaginator) HasMorePages() bool {
193	return p.firstPage || p.nextToken != nil
194}
195
196// NextPage retrieves the next DescribeDBProxyTargetGroups page.
197func (p *DescribeDBProxyTargetGroupsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*DescribeDBProxyTargetGroupsOutput, error) {
198	if !p.HasMorePages() {
199		return nil, fmt.Errorf("no more pages available")
200	}
201
202	params := *p.params
203	params.Marker = p.nextToken
204
205	var limit *int32
206	if p.options.Limit > 0 {
207		limit = &p.options.Limit
208	}
209	params.MaxRecords = limit
210
211	result, err := p.client.DescribeDBProxyTargetGroups(ctx, &params, optFns...)
212	if err != nil {
213		return nil, err
214	}
215	p.firstPage = false
216
217	prevToken := p.nextToken
218	p.nextToken = result.Marker
219
220	if p.options.StopOnDuplicateToken && prevToken != nil && p.nextToken != nil && *prevToken == *p.nextToken {
221		p.nextToken = nil
222	}
223
224	return result, nil
225}
226
227func newServiceMetadataMiddleware_opDescribeDBProxyTargetGroups(region string) *awsmiddleware.RegisterServiceMetadata {
228	return &awsmiddleware.RegisterServiceMetadata{
229		Region:        region,
230		ServiceID:     ServiceID,
231		SigningName:   "rds",
232		OperationName: "DescribeDBProxyTargetGroups",
233	}
234}
235