1// Code generated by smithy-go-codegen DO NOT EDIT.
2
3package route53resolver
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/route53resolver/types"
11	"github.com/aws/smithy-go/middleware"
12	smithyhttp "github.com/aws/smithy-go/transport/http"
13)
14
15// Retrieves the firewall rule group associations that you have defined. Each
16// association enables DNS filtering for a VPC with one rule group. A single call
17// might return only a partial list of the associations. For information, see
18// MaxResults.
19func (c *Client) ListFirewallRuleGroupAssociations(ctx context.Context, params *ListFirewallRuleGroupAssociationsInput, optFns ...func(*Options)) (*ListFirewallRuleGroupAssociationsOutput, error) {
20	if params == nil {
21		params = &ListFirewallRuleGroupAssociationsInput{}
22	}
23
24	result, metadata, err := c.invokeOperation(ctx, "ListFirewallRuleGroupAssociations", params, optFns, c.addOperationListFirewallRuleGroupAssociationsMiddlewares)
25	if err != nil {
26		return nil, err
27	}
28
29	out := result.(*ListFirewallRuleGroupAssociationsOutput)
30	out.ResultMetadata = metadata
31	return out, nil
32}
33
34type ListFirewallRuleGroupAssociationsInput struct {
35
36	// The unique identifier of the firewall rule group that you want to retrieve the
37	// associations for. Leave this blank to retrieve associations for any rule group.
38	FirewallRuleGroupId *string
39
40	// The maximum number of objects that you want Resolver to return for this request.
41	// If more objects are available, in the response, Resolver provides a NextToken
42	// value that you can use in a subsequent call to get the next batch of objects. If
43	// you don't specify a value for MaxResults, Resolver returns up to 100 objects.
44	MaxResults *int32
45
46	// For the first call to this list request, omit this value. When you request a
47	// list of objects, Resolver returns at most the number of objects specified in
48	// MaxResults. If more objects are available for retrieval, Resolver returns a
49	// NextToken value in the response. To retrieve the next batch of objects, use the
50	// token that was returned for the prior request in your next request.
51	NextToken *string
52
53	// The setting that determines the processing order of the rule group among the
54	// rule groups that are associated with a single VPC. DNS Firewall filters VPC
55	// traffic starting from the rule group with the lowest numeric priority setting.
56	Priority *int32
57
58	// The association Status setting that you want DNS Firewall to filter on for the
59	// list. If you don't specify this, then DNS Firewall returns all associations,
60	// regardless of status.
61	Status types.FirewallRuleGroupAssociationStatus
62
63	// The unique identifier of the VPC that you want to retrieve the associations for.
64	// Leave this blank to retrieve associations for any VPC.
65	VpcId *string
66
67	noSmithyDocumentSerde
68}
69
70type ListFirewallRuleGroupAssociationsOutput struct {
71
72	// A list of your firewall rule group associations. This might be a partial list of
73	// the associations that you have defined. For information, see MaxResults.
74	FirewallRuleGroupAssociations []types.FirewallRuleGroupAssociation
75
76	// If objects are still available for retrieval, Resolver returns this token in the
77	// response. To retrieve the next batch of objects, provide this token in your next
78	// request.
79	NextToken *string
80
81	// Metadata pertaining to the operation's result.
82	ResultMetadata middleware.Metadata
83
84	noSmithyDocumentSerde
85}
86
87func (c *Client) addOperationListFirewallRuleGroupAssociationsMiddlewares(stack *middleware.Stack, options Options) (err error) {
88	err = stack.Serialize.Add(&awsAwsjson11_serializeOpListFirewallRuleGroupAssociations{}, middleware.After)
89	if err != nil {
90		return err
91	}
92	err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpListFirewallRuleGroupAssociations{}, middleware.After)
93	if err != nil {
94		return err
95	}
96	if err = addSetLoggerMiddleware(stack, options); err != nil {
97		return err
98	}
99	if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
100		return err
101	}
102	if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
103		return err
104	}
105	if err = addResolveEndpointMiddleware(stack, options); err != nil {
106		return err
107	}
108	if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
109		return err
110	}
111	if err = addRetryMiddlewares(stack, options); err != nil {
112		return err
113	}
114	if err = addHTTPSignerV4Middleware(stack, options); err != nil {
115		return err
116	}
117	if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
118		return err
119	}
120	if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
121		return err
122	}
123	if err = addClientUserAgent(stack); err != nil {
124		return err
125	}
126	if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
127		return err
128	}
129	if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
130		return err
131	}
132	if err = stack.Initialize.Add(newServiceMetadataMiddleware_opListFirewallRuleGroupAssociations(options.Region), middleware.Before); err != nil {
133		return err
134	}
135	if err = addRequestIDRetrieverMiddleware(stack); err != nil {
136		return err
137	}
138	if err = addResponseErrorMiddleware(stack); err != nil {
139		return err
140	}
141	if err = addRequestResponseLogging(stack, options); err != nil {
142		return err
143	}
144	return nil
145}
146
147// ListFirewallRuleGroupAssociationsAPIClient is a client that implements the
148// ListFirewallRuleGroupAssociations operation.
149type ListFirewallRuleGroupAssociationsAPIClient interface {
150	ListFirewallRuleGroupAssociations(context.Context, *ListFirewallRuleGroupAssociationsInput, ...func(*Options)) (*ListFirewallRuleGroupAssociationsOutput, error)
151}
152
153var _ ListFirewallRuleGroupAssociationsAPIClient = (*Client)(nil)
154
155// ListFirewallRuleGroupAssociationsPaginatorOptions is the paginator options for
156// ListFirewallRuleGroupAssociations
157type ListFirewallRuleGroupAssociationsPaginatorOptions struct {
158	// The maximum number of objects that you want Resolver to return for this request.
159	// If more objects are available, in the response, Resolver provides a NextToken
160	// value that you can use in a subsequent call to get the next batch of objects. If
161	// you don't specify a value for MaxResults, Resolver returns up to 100 objects.
162	Limit int32
163
164	// Set to true if pagination should stop if the service returns a pagination token
165	// that matches the most recent token provided to the service.
166	StopOnDuplicateToken bool
167}
168
169// ListFirewallRuleGroupAssociationsPaginator is a paginator for
170// ListFirewallRuleGroupAssociations
171type ListFirewallRuleGroupAssociationsPaginator struct {
172	options   ListFirewallRuleGroupAssociationsPaginatorOptions
173	client    ListFirewallRuleGroupAssociationsAPIClient
174	params    *ListFirewallRuleGroupAssociationsInput
175	nextToken *string
176	firstPage bool
177}
178
179// NewListFirewallRuleGroupAssociationsPaginator returns a new
180// ListFirewallRuleGroupAssociationsPaginator
181func NewListFirewallRuleGroupAssociationsPaginator(client ListFirewallRuleGroupAssociationsAPIClient, params *ListFirewallRuleGroupAssociationsInput, optFns ...func(*ListFirewallRuleGroupAssociationsPaginatorOptions)) *ListFirewallRuleGroupAssociationsPaginator {
182	if params == nil {
183		params = &ListFirewallRuleGroupAssociationsInput{}
184	}
185
186	options := ListFirewallRuleGroupAssociationsPaginatorOptions{}
187	if params.MaxResults != nil {
188		options.Limit = *params.MaxResults
189	}
190
191	for _, fn := range optFns {
192		fn(&options)
193	}
194
195	return &ListFirewallRuleGroupAssociationsPaginator{
196		options:   options,
197		client:    client,
198		params:    params,
199		firstPage: true,
200	}
201}
202
203// HasMorePages returns a boolean indicating whether more pages are available
204func (p *ListFirewallRuleGroupAssociationsPaginator) HasMorePages() bool {
205	return p.firstPage || p.nextToken != nil
206}
207
208// NextPage retrieves the next ListFirewallRuleGroupAssociations page.
209func (p *ListFirewallRuleGroupAssociationsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*ListFirewallRuleGroupAssociationsOutput, error) {
210	if !p.HasMorePages() {
211		return nil, fmt.Errorf("no more pages available")
212	}
213
214	params := *p.params
215	params.NextToken = p.nextToken
216
217	var limit *int32
218	if p.options.Limit > 0 {
219		limit = &p.options.Limit
220	}
221	params.MaxResults = limit
222
223	result, err := p.client.ListFirewallRuleGroupAssociations(ctx, &params, optFns...)
224	if err != nil {
225		return nil, err
226	}
227	p.firstPage = false
228
229	prevToken := p.nextToken
230	p.nextToken = result.NextToken
231
232	if p.options.StopOnDuplicateToken && prevToken != nil && p.nextToken != nil && *prevToken == *p.nextToken {
233		p.nextToken = nil
234	}
235
236	return result, nil
237}
238
239func newServiceMetadataMiddleware_opListFirewallRuleGroupAssociations(region string) *awsmiddleware.RegisterServiceMetadata {
240	return &awsmiddleware.RegisterServiceMetadata{
241		Region:        region,
242		ServiceID:     ServiceID,
243		SigningName:   "route53resolver",
244		OperationName: "ListFirewallRuleGroupAssociations",
245	}
246}
247