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api_op_DescribeScheduledInstances.go
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api_op_DescribeScheduledInstances.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 the specified Scheduled Instances or all your Scheduled Instances.
func (c *Client) DescribeScheduledInstances(ctx context.Context, params *DescribeScheduledInstancesInput, optFns ...func(*Options)) (*DescribeScheduledInstancesOutput, error) {
if params == nil {
params = &DescribeScheduledInstancesInput{}
}
result, metadata, err := c.invokeOperation(ctx, "DescribeScheduledInstances", params, optFns, c.addOperationDescribeScheduledInstancesMiddlewares)
if err != nil {
return nil, err
}
out := result.(*DescribeScheduledInstancesOutput)
out.ResultMetadata = metadata
return out, nil
}
// Contains the parameters for DescribeScheduledInstances.
type DescribeScheduledInstancesInput 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
// The filters.
//
// * availability-zone - The Availability Zone (for example,
// us-west-2a).
//
// * instance-type - The instance type (for example, c4.large).
//
// *
// network-platform - The network platform (EC2-Classic or EC2-VPC).
//
// * platform -
// The platform (Linux/UNIX or Windows).
Filters []types.Filter
// The maximum number of results to return in a single call. This value can be
// between 5 and 300. The default value is 100. To retrieve the remaining results,
// make another call with the returned NextToken value.
MaxResults *int32
// The token for the next set of results.
NextToken *string
// The Scheduled Instance IDs.
ScheduledInstanceIds []string
// The time period for the first schedule to start.
SlotStartTimeRange *types.SlotStartTimeRangeRequest
noSmithyDocumentSerde
}
// Contains the output of DescribeScheduledInstances.
type DescribeScheduledInstancesOutput struct {
// The token required to retrieve the next set of results. This value is null when
// there are no more results to return.
NextToken *string
// Information about the Scheduled Instances.
ScheduledInstanceSet []types.ScheduledInstance
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationDescribeScheduledInstancesMiddlewares(stack *middleware.Stack, options Options) (err error) {
err = stack.Serialize.Add(&awsEc2query_serializeOpDescribeScheduledInstances{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsEc2query_deserializeOpDescribeScheduledInstances{}, 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_opDescribeScheduledInstances(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
}
// DescribeScheduledInstancesAPIClient is a client that implements the
// DescribeScheduledInstances operation.
type DescribeScheduledInstancesAPIClient interface {
DescribeScheduledInstances(context.Context, *DescribeScheduledInstancesInput, ...func(*Options)) (*DescribeScheduledInstancesOutput, error)
}
var _ DescribeScheduledInstancesAPIClient = (*Client)(nil)
// DescribeScheduledInstancesPaginatorOptions is the paginator options for
// DescribeScheduledInstances
type DescribeScheduledInstancesPaginatorOptions struct {
// The maximum number of results to return in a single call. This value can be
// between 5 and 300. The default value is 100. To retrieve the remaining results,
// make another call with the returned NextToken value.
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
}
// DescribeScheduledInstancesPaginator is a paginator for
// DescribeScheduledInstances
type DescribeScheduledInstancesPaginator struct {
options DescribeScheduledInstancesPaginatorOptions
client DescribeScheduledInstancesAPIClient
params *DescribeScheduledInstancesInput
nextToken *string
firstPage bool
}
// NewDescribeScheduledInstancesPaginator returns a new
// DescribeScheduledInstancesPaginator
func NewDescribeScheduledInstancesPaginator(client DescribeScheduledInstancesAPIClient, params *DescribeScheduledInstancesInput, optFns ...func(*DescribeScheduledInstancesPaginatorOptions)) *DescribeScheduledInstancesPaginator {
if params == nil {
params = &DescribeScheduledInstancesInput{}
}
options := DescribeScheduledInstancesPaginatorOptions{}
if params.MaxResults != nil {
options.Limit = *params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &DescribeScheduledInstancesPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.NextToken,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *DescribeScheduledInstancesPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next DescribeScheduledInstances page.
func (p *DescribeScheduledInstancesPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*DescribeScheduledInstancesOutput, 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.DescribeScheduledInstances(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_opDescribeScheduledInstances(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
SigningName: "ec2",
OperationName: "DescribeScheduledInstances",
}
}