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api_op_DescribeRouteTables.go
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api_op_DescribeRouteTables.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package ec2
import (
"context"
"fmt"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/aws-sdk-go-v2/aws/signer/v4"
"github.com/aws/aws-sdk-go-v2/service/ec2/types"
"github.com/aws/smithy-go/middleware"
smithyhttp "github.com/aws/smithy-go/transport/http"
)
// Describes one or more of your route tables. Each subnet in your VPC must be
// associated with a route table. If a subnet is not explicitly associated with any
// route table, it is implicitly associated with the main route table. This command
// does not return the subnet ID for implicit associations. For more information,
// see Route tables
// (https://docs.aws.amazon.com/vpc/latest/userguide/VPC_Route_Tables.html) in the
// Amazon Virtual Private Cloud User Guide.
func (c *Client) DescribeRouteTables(ctx context.Context, params *DescribeRouteTablesInput, optFns ...func(*Options)) (*DescribeRouteTablesOutput, error) {
if params == nil {
params = &DescribeRouteTablesInput{}
}
result, metadata, err := c.invokeOperation(ctx, "DescribeRouteTables", params, optFns, c.addOperationDescribeRouteTablesMiddlewares)
if err != nil {
return nil, err
}
out := result.(*DescribeRouteTablesOutput)
out.ResultMetadata = metadata
return out, nil
}
type DescribeRouteTablesInput struct {
// Checks whether you have the required permissions for the action, without
// actually making the request, and provides an error response. If you have the
// required permissions, the error response is DryRunOperation. Otherwise, it is
// UnauthorizedOperation.
DryRun *bool
// One or more filters.
//
// * association.route-table-association-id - The ID of an
// association ID for the route table.
//
// * association.route-table-id - The ID of
// the route table involved in the association.
//
// * association.subnet-id - The ID
// of the subnet involved in the association.
//
// * association.main - Indicates
// whether the route table is the main route table for the VPC (true | false).
// Route tables that do not have an association ID are not returned in the
// response.
//
// * owner-id - The ID of the Amazon Web Services account that owns the
// route table.
//
// * route-table-id - The ID of the route table.
//
// *
// route.destination-cidr-block - The IPv4 CIDR range specified in a route in the
// table.
//
// * route.destination-ipv6-cidr-block - The IPv6 CIDR range specified in a
// route in the route table.
//
// * route.destination-prefix-list-id - The ID (prefix)
// of the Amazon Web Service specified in a route in the table.
//
// *
// route.egress-only-internet-gateway-id - The ID of an egress-only Internet
// gateway specified in a route in the route table.
//
// * route.gateway-id - The ID of
// a gateway specified in a route in the table.
//
// * route.instance-id - The ID of an
// instance specified in a route in the table.
//
// * route.nat-gateway-id - The ID of
// a NAT gateway.
//
// * route.transit-gateway-id - The ID of a transit gateway.
//
// *
// route.origin - Describes how the route was created. CreateRouteTable indicates
// that the route was automatically created when the route table was created;
// CreateRoute indicates that the route was manually added to the route table;
// EnableVgwRoutePropagation indicates that the route was propagated by route
// propagation.
//
// * route.state - The state of a route in the route table (active |
// blackhole). The blackhole state indicates that the route's target isn't
// available (for example, the specified gateway isn't attached to the VPC, the
// specified NAT instance has been terminated, and so on).
//
// *
// route.vpc-peering-connection-id - The ID of a VPC peering connection specified
// in a route in the table.
//
// * tag: - The key/value combination of a tag assigned
// to the resource. Use the tag key in the filter name and the tag value as the
// filter value. For example, to find all resources that have a tag with the key
// Owner and the value TeamA, specify tag:Owner for the filter name and TeamA for
// the filter value.
//
// * tag-key - The key of a tag assigned to the resource. Use
// this filter to find all resources assigned a tag with a specific key, regardless
// of the tag value.
//
// * vpc-id - The ID of the VPC for the route table.
Filters []types.Filter
// The maximum number of items to return for this request. To get the next page of
// items, make another request with the token returned in the output. For more
// information, see Pagination
// (https://docs.aws.amazon.com/AWSEC2/latest/APIReference/Query-Requests.html#api-pagination).
MaxResults *int32
// The token returned from a previous paginated request. Pagination continues from
// the end of the items returned by the previous request.
NextToken *string
// One or more route table IDs. Default: Describes all your route tables.
RouteTableIds []string
noSmithyDocumentSerde
}
// Contains the output of DescribeRouteTables.
type DescribeRouteTablesOutput struct {
// The token to include in another request to get the next page of items. This
// value is null when there are no more items to return.
NextToken *string
// Information about one or more route tables.
RouteTables []types.RouteTable
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationDescribeRouteTablesMiddlewares(stack *middleware.Stack, options Options) (err error) {
err = stack.Serialize.Add(&awsEc2query_serializeOpDescribeRouteTables{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsEc2query_deserializeOpDescribeRouteTables{}, middleware.After)
if err != nil {
return err
}
if err = addSetLoggerMiddleware(stack, options); err != nil {
return err
}
if err = awsmiddleware.AddClientRequestIDMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddComputeContentLengthMiddleware(stack); err != nil {
return err
}
if err = addResolveEndpointMiddleware(stack, options); err != nil {
return err
}
if err = v4.AddComputePayloadSHA256Middleware(stack); err != nil {
return err
}
if err = addRetryMiddlewares(stack, options); err != nil {
return err
}
if err = addHTTPSignerV4Middleware(stack, options); err != nil {
return err
}
if err = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
return err
}
if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
return err
}
if err = addClientUserAgent(stack); err != nil {
return err
}
if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDescribeRouteTables(options.Region), middleware.Before); err != nil {
return err
}
if err = addRequestIDRetrieverMiddleware(stack); err != nil {
return err
}
if err = addResponseErrorMiddleware(stack); err != nil {
return err
}
if err = addRequestResponseLogging(stack, options); err != nil {
return err
}
return nil
}
// DescribeRouteTablesAPIClient is a client that implements the DescribeRouteTables
// operation.
type DescribeRouteTablesAPIClient interface {
DescribeRouteTables(context.Context, *DescribeRouteTablesInput, ...func(*Options)) (*DescribeRouteTablesOutput, error)
}
var _ DescribeRouteTablesAPIClient = (*Client)(nil)
// DescribeRouteTablesPaginatorOptions is the paginator options for
// DescribeRouteTables
type DescribeRouteTablesPaginatorOptions struct {
// The maximum number of items to return for this request. To get the next page of
// items, make another request with the token returned in the output. For more
// information, see Pagination
// (https://docs.aws.amazon.com/AWSEC2/latest/APIReference/Query-Requests.html#api-pagination).
Limit int32
// Set to true if pagination should stop if the service returns a pagination token
// that matches the most recent token provided to the service.
StopOnDuplicateToken bool
}
// DescribeRouteTablesPaginator is a paginator for DescribeRouteTables
type DescribeRouteTablesPaginator struct {
options DescribeRouteTablesPaginatorOptions
client DescribeRouteTablesAPIClient
params *DescribeRouteTablesInput
nextToken *string
firstPage bool
}
// NewDescribeRouteTablesPaginator returns a new DescribeRouteTablesPaginator
func NewDescribeRouteTablesPaginator(client DescribeRouteTablesAPIClient, params *DescribeRouteTablesInput, optFns ...func(*DescribeRouteTablesPaginatorOptions)) *DescribeRouteTablesPaginator {
if params == nil {
params = &DescribeRouteTablesInput{}
}
options := DescribeRouteTablesPaginatorOptions{}
if params.MaxResults != nil {
options.Limit = *params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &DescribeRouteTablesPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.NextToken,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *DescribeRouteTablesPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next DescribeRouteTables page.
func (p *DescribeRouteTablesPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*DescribeRouteTablesOutput, error) {
if !p.HasMorePages() {
return nil, fmt.Errorf("no more pages available")
}
params := *p.params
params.NextToken = p.nextToken
var limit *int32
if p.options.Limit > 0 {
limit = &p.options.Limit
}
params.MaxResults = limit
result, err := p.client.DescribeRouteTables(ctx, ¶ms, optFns...)
if err != nil {
return nil, err
}
p.firstPage = false
prevToken := p.nextToken
p.nextToken = result.NextToken
if p.options.StopOnDuplicateToken &&
prevToken != nil &&
p.nextToken != nil &&
*prevToken == *p.nextToken {
p.nextToken = nil
}
return result, nil
}
func newServiceMetadataMiddleware_opDescribeRouteTables(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
SigningName: "ec2",
OperationName: "DescribeRouteTables",
}
}