/
api_op_DescribeProjectVersions.go
670 lines (562 loc) · 22.6 KB
/
api_op_DescribeProjectVersions.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package rekognition
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/rekognition/types"
"github.com/aws/smithy-go/middleware"
smithytime "github.com/aws/smithy-go/time"
smithyhttp "github.com/aws/smithy-go/transport/http"
smithywaiter "github.com/aws/smithy-go/waiter"
"github.com/jmespath/go-jmespath"
"time"
)
// Lists and describes the versions of an Amazon Rekognition project. You can
// specify up to 10 model or adapter versions in ProjectVersionArns . If you don't
// specify a value, descriptions for all model/adapter versions in the project are
// returned. This operation requires permissions to perform the
// rekognition:DescribeProjectVersions action.
func (c *Client) DescribeProjectVersions(ctx context.Context, params *DescribeProjectVersionsInput, optFns ...func(*Options)) (*DescribeProjectVersionsOutput, error) {
if params == nil {
params = &DescribeProjectVersionsInput{}
}
result, metadata, err := c.invokeOperation(ctx, "DescribeProjectVersions", params, optFns, c.addOperationDescribeProjectVersionsMiddlewares)
if err != nil {
return nil, err
}
out := result.(*DescribeProjectVersionsOutput)
out.ResultMetadata = metadata
return out, nil
}
type DescribeProjectVersionsInput struct {
// The Amazon Resource Name (ARN) of the project that contains the model/adapter
// you want to describe.
//
// This member is required.
ProjectArn *string
// The maximum number of results to return per paginated call. The largest value
// you can specify is 100. If you specify a value greater than 100, a
// ValidationException error occurs. The default value is 100.
MaxResults *int32
// If the previous response was incomplete (because there is more results to
// retrieve), Amazon Rekognition returns a pagination token in the response. You
// can use this pagination token to retrieve the next set of results.
NextToken *string
// A list of model or project version names that you want to describe. You can add
// up to 10 model or project version names to the list. If you don't specify a
// value, all project version descriptions are returned. A version name is part of
// a project version ARN. For example, my-model.2020-01-21T09.10.15 is the version
// name in the following ARN.
// arn:aws:rekognition:us-east-1:123456789012:project/getting-started/version/my-model.2020-01-21T09.10.15/1234567890123
// .
VersionNames []string
noSmithyDocumentSerde
}
type DescribeProjectVersionsOutput struct {
// If the previous response was incomplete (because there is more results to
// retrieve), Amazon Rekognition returns a pagination token in the response. You
// can use this pagination token to retrieve the next set of results.
NextToken *string
// A list of project version descriptions. The list is sorted by the creation date
// and time of the project versions, latest to earliest.
ProjectVersionDescriptions []types.ProjectVersionDescription
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationDescribeProjectVersionsMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsAwsjson11_serializeOpDescribeProjectVersions{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsjson11_deserializeOpDescribeProjectVersions{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "DescribeProjectVersions"); err != nil {
return fmt.Errorf("add protocol finalizers: %v", err)
}
if err = addlegacyEndpointContextSetter(stack, options); 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 = awsmiddleware.AddRawResponseToMetadata(stack); err != nil {
return err
}
if err = awsmiddleware.AddRecordResponseTiming(stack); err != nil {
return err
}
if err = addClientUserAgent(stack, options); err != nil {
return err
}
if err = smithyhttp.AddErrorCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = smithyhttp.AddCloseResponseBodyMiddleware(stack); err != nil {
return err
}
if err = addSetLegacyContextSigningOptionsMiddleware(stack); err != nil {
return err
}
if err = addOpDescribeProjectVersionsValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDescribeProjectVersions(options.Region), middleware.Before); err != nil {
return err
}
if err = awsmiddleware.AddRecursionDetection(stack); 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
}
if err = addDisableHTTPSMiddleware(stack, options); err != nil {
return err
}
return nil
}
// DescribeProjectVersionsAPIClient is a client that implements the
// DescribeProjectVersions operation.
type DescribeProjectVersionsAPIClient interface {
DescribeProjectVersions(context.Context, *DescribeProjectVersionsInput, ...func(*Options)) (*DescribeProjectVersionsOutput, error)
}
var _ DescribeProjectVersionsAPIClient = (*Client)(nil)
// DescribeProjectVersionsPaginatorOptions is the paginator options for
// DescribeProjectVersions
type DescribeProjectVersionsPaginatorOptions struct {
// The maximum number of results to return per paginated call. The largest value
// you can specify is 100. If you specify a value greater than 100, a
// ValidationException error occurs. The default value is 100.
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
}
// DescribeProjectVersionsPaginator is a paginator for DescribeProjectVersions
type DescribeProjectVersionsPaginator struct {
options DescribeProjectVersionsPaginatorOptions
client DescribeProjectVersionsAPIClient
params *DescribeProjectVersionsInput
nextToken *string
firstPage bool
}
// NewDescribeProjectVersionsPaginator returns a new
// DescribeProjectVersionsPaginator
func NewDescribeProjectVersionsPaginator(client DescribeProjectVersionsAPIClient, params *DescribeProjectVersionsInput, optFns ...func(*DescribeProjectVersionsPaginatorOptions)) *DescribeProjectVersionsPaginator {
if params == nil {
params = &DescribeProjectVersionsInput{}
}
options := DescribeProjectVersionsPaginatorOptions{}
if params.MaxResults != nil {
options.Limit = *params.MaxResults
}
for _, fn := range optFns {
fn(&options)
}
return &DescribeProjectVersionsPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.NextToken,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *DescribeProjectVersionsPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next DescribeProjectVersions page.
func (p *DescribeProjectVersionsPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*DescribeProjectVersionsOutput, 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.DescribeProjectVersions(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
}
// ProjectVersionRunningWaiterOptions are waiter options for
// ProjectVersionRunningWaiter
type ProjectVersionRunningWaiterOptions struct {
// Set of options to modify how an operation is invoked. These apply to all
// operations invoked for this client. Use functional options on operation call to
// modify this list for per operation behavior.
APIOptions []func(*middleware.Stack) error
// MinDelay is the minimum amount of time to delay between retries. If unset,
// ProjectVersionRunningWaiter will use default minimum delay of 30 seconds. Note
// that MinDelay must resolve to a value lesser than or equal to the MaxDelay.
MinDelay time.Duration
// MaxDelay is the maximum amount of time to delay between retries. If unset or
// set to zero, ProjectVersionRunningWaiter will use default max delay of 120
// seconds. Note that MaxDelay must resolve to value greater than or equal to the
// MinDelay.
MaxDelay time.Duration
// LogWaitAttempts is used to enable logging for waiter retry attempts
LogWaitAttempts bool
// Retryable is function that can be used to override the service defined
// waiter-behavior based on operation output, or returned error. This function is
// used by the waiter to decide if a state is retryable or a terminal state. By
// default service-modeled logic will populate this option. This option can thus be
// used to define a custom waiter state with fall-back to service-modeled waiter
// state mutators.The function returns an error in case of a failure state. In case
// of retry state, this function returns a bool value of true and nil error, while
// in case of success it returns a bool value of false and nil error.
Retryable func(context.Context, *DescribeProjectVersionsInput, *DescribeProjectVersionsOutput, error) (bool, error)
}
// ProjectVersionRunningWaiter defines the waiters for ProjectVersionRunning
type ProjectVersionRunningWaiter struct {
client DescribeProjectVersionsAPIClient
options ProjectVersionRunningWaiterOptions
}
// NewProjectVersionRunningWaiter constructs a ProjectVersionRunningWaiter.
func NewProjectVersionRunningWaiter(client DescribeProjectVersionsAPIClient, optFns ...func(*ProjectVersionRunningWaiterOptions)) *ProjectVersionRunningWaiter {
options := ProjectVersionRunningWaiterOptions{}
options.MinDelay = 30 * time.Second
options.MaxDelay = 120 * time.Second
options.Retryable = projectVersionRunningStateRetryable
for _, fn := range optFns {
fn(&options)
}
return &ProjectVersionRunningWaiter{
client: client,
options: options,
}
}
// Wait calls the waiter function for ProjectVersionRunning waiter. The maxWaitDur
// is the maximum wait duration the waiter will wait. The maxWaitDur is required
// and must be greater than zero.
func (w *ProjectVersionRunningWaiter) Wait(ctx context.Context, params *DescribeProjectVersionsInput, maxWaitDur time.Duration, optFns ...func(*ProjectVersionRunningWaiterOptions)) error {
_, err := w.WaitForOutput(ctx, params, maxWaitDur, optFns...)
return err
}
// WaitForOutput calls the waiter function for ProjectVersionRunning waiter and
// returns the output of the successful operation. The maxWaitDur is the maximum
// wait duration the waiter will wait. The maxWaitDur is required and must be
// greater than zero.
func (w *ProjectVersionRunningWaiter) WaitForOutput(ctx context.Context, params *DescribeProjectVersionsInput, maxWaitDur time.Duration, optFns ...func(*ProjectVersionRunningWaiterOptions)) (*DescribeProjectVersionsOutput, error) {
if maxWaitDur <= 0 {
return nil, fmt.Errorf("maximum wait time for waiter must be greater than zero")
}
options := w.options
for _, fn := range optFns {
fn(&options)
}
if options.MaxDelay <= 0 {
options.MaxDelay = 120 * time.Second
}
if options.MinDelay > options.MaxDelay {
return nil, fmt.Errorf("minimum waiter delay %v must be lesser than or equal to maximum waiter delay of %v.", options.MinDelay, options.MaxDelay)
}
ctx, cancelFn := context.WithTimeout(ctx, maxWaitDur)
defer cancelFn()
logger := smithywaiter.Logger{}
remainingTime := maxWaitDur
var attempt int64
for {
attempt++
apiOptions := options.APIOptions
start := time.Now()
if options.LogWaitAttempts {
logger.Attempt = attempt
apiOptions = append([]func(*middleware.Stack) error{}, options.APIOptions...)
apiOptions = append(apiOptions, logger.AddLogger)
}
out, err := w.client.DescribeProjectVersions(ctx, params, func(o *Options) {
o.APIOptions = append(o.APIOptions, apiOptions...)
})
retryable, err := options.Retryable(ctx, params, out, err)
if err != nil {
return nil, err
}
if !retryable {
return out, nil
}
remainingTime -= time.Since(start)
if remainingTime < options.MinDelay || remainingTime <= 0 {
break
}
// compute exponential backoff between waiter retries
delay, err := smithywaiter.ComputeDelay(
attempt, options.MinDelay, options.MaxDelay, remainingTime,
)
if err != nil {
return nil, fmt.Errorf("error computing waiter delay, %w", err)
}
remainingTime -= delay
// sleep for the delay amount before invoking a request
if err := smithytime.SleepWithContext(ctx, delay); err != nil {
return nil, fmt.Errorf("request cancelled while waiting, %w", err)
}
}
return nil, fmt.Errorf("exceeded max wait time for ProjectVersionRunning waiter")
}
func projectVersionRunningStateRetryable(ctx context.Context, input *DescribeProjectVersionsInput, output *DescribeProjectVersionsOutput, err error) (bool, error) {
if err == nil {
pathValue, err := jmespath.Search("ProjectVersionDescriptions[].Status", output)
if err != nil {
return false, fmt.Errorf("error evaluating waiter state: %w", err)
}
expectedValue := "RUNNING"
var match = true
listOfValues, ok := pathValue.([]interface{})
if !ok {
return false, fmt.Errorf("waiter comparator expected list got %T", pathValue)
}
if len(listOfValues) == 0 {
match = false
}
for _, v := range listOfValues {
value, ok := v.(types.ProjectVersionStatus)
if !ok {
return false, fmt.Errorf("waiter comparator expected types.ProjectVersionStatus value, got %T", pathValue)
}
if string(value) != expectedValue {
match = false
}
}
if match {
return false, nil
}
}
if err == nil {
pathValue, err := jmespath.Search("ProjectVersionDescriptions[].Status", output)
if err != nil {
return false, fmt.Errorf("error evaluating waiter state: %w", err)
}
expectedValue := "FAILED"
listOfValues, ok := pathValue.([]interface{})
if !ok {
return false, fmt.Errorf("waiter comparator expected list got %T", pathValue)
}
for _, v := range listOfValues {
value, ok := v.(types.ProjectVersionStatus)
if !ok {
return false, fmt.Errorf("waiter comparator expected types.ProjectVersionStatus value, got %T", pathValue)
}
if string(value) == expectedValue {
return false, fmt.Errorf("waiter state transitioned to Failure")
}
}
}
return true, nil
}
// ProjectVersionTrainingCompletedWaiterOptions are waiter options for
// ProjectVersionTrainingCompletedWaiter
type ProjectVersionTrainingCompletedWaiterOptions struct {
// Set of options to modify how an operation is invoked. These apply to all
// operations invoked for this client. Use functional options on operation call to
// modify this list for per operation behavior.
APIOptions []func(*middleware.Stack) error
// MinDelay is the minimum amount of time to delay between retries. If unset,
// ProjectVersionTrainingCompletedWaiter will use default minimum delay of 120
// seconds. Note that MinDelay must resolve to a value lesser than or equal to the
// MaxDelay.
MinDelay time.Duration
// MaxDelay is the maximum amount of time to delay between retries. If unset or
// set to zero, ProjectVersionTrainingCompletedWaiter will use default max delay of
// 120 seconds. Note that MaxDelay must resolve to value greater than or equal to
// the MinDelay.
MaxDelay time.Duration
// LogWaitAttempts is used to enable logging for waiter retry attempts
LogWaitAttempts bool
// Retryable is function that can be used to override the service defined
// waiter-behavior based on operation output, or returned error. This function is
// used by the waiter to decide if a state is retryable or a terminal state. By
// default service-modeled logic will populate this option. This option can thus be
// used to define a custom waiter state with fall-back to service-modeled waiter
// state mutators.The function returns an error in case of a failure state. In case
// of retry state, this function returns a bool value of true and nil error, while
// in case of success it returns a bool value of false and nil error.
Retryable func(context.Context, *DescribeProjectVersionsInput, *DescribeProjectVersionsOutput, error) (bool, error)
}
// ProjectVersionTrainingCompletedWaiter defines the waiters for
// ProjectVersionTrainingCompleted
type ProjectVersionTrainingCompletedWaiter struct {
client DescribeProjectVersionsAPIClient
options ProjectVersionTrainingCompletedWaiterOptions
}
// NewProjectVersionTrainingCompletedWaiter constructs a
// ProjectVersionTrainingCompletedWaiter.
func NewProjectVersionTrainingCompletedWaiter(client DescribeProjectVersionsAPIClient, optFns ...func(*ProjectVersionTrainingCompletedWaiterOptions)) *ProjectVersionTrainingCompletedWaiter {
options := ProjectVersionTrainingCompletedWaiterOptions{}
options.MinDelay = 120 * time.Second
options.MaxDelay = 120 * time.Second
options.Retryable = projectVersionTrainingCompletedStateRetryable
for _, fn := range optFns {
fn(&options)
}
return &ProjectVersionTrainingCompletedWaiter{
client: client,
options: options,
}
}
// Wait calls the waiter function for ProjectVersionTrainingCompleted waiter. The
// maxWaitDur is the maximum wait duration the waiter will wait. The maxWaitDur is
// required and must be greater than zero.
func (w *ProjectVersionTrainingCompletedWaiter) Wait(ctx context.Context, params *DescribeProjectVersionsInput, maxWaitDur time.Duration, optFns ...func(*ProjectVersionTrainingCompletedWaiterOptions)) error {
_, err := w.WaitForOutput(ctx, params, maxWaitDur, optFns...)
return err
}
// WaitForOutput calls the waiter function for ProjectVersionTrainingCompleted
// waiter and returns the output of the successful operation. The maxWaitDur is the
// maximum wait duration the waiter will wait. The maxWaitDur is required and must
// be greater than zero.
func (w *ProjectVersionTrainingCompletedWaiter) WaitForOutput(ctx context.Context, params *DescribeProjectVersionsInput, maxWaitDur time.Duration, optFns ...func(*ProjectVersionTrainingCompletedWaiterOptions)) (*DescribeProjectVersionsOutput, error) {
if maxWaitDur <= 0 {
return nil, fmt.Errorf("maximum wait time for waiter must be greater than zero")
}
options := w.options
for _, fn := range optFns {
fn(&options)
}
if options.MaxDelay <= 0 {
options.MaxDelay = 120 * time.Second
}
if options.MinDelay > options.MaxDelay {
return nil, fmt.Errorf("minimum waiter delay %v must be lesser than or equal to maximum waiter delay of %v.", options.MinDelay, options.MaxDelay)
}
ctx, cancelFn := context.WithTimeout(ctx, maxWaitDur)
defer cancelFn()
logger := smithywaiter.Logger{}
remainingTime := maxWaitDur
var attempt int64
for {
attempt++
apiOptions := options.APIOptions
start := time.Now()
if options.LogWaitAttempts {
logger.Attempt = attempt
apiOptions = append([]func(*middleware.Stack) error{}, options.APIOptions...)
apiOptions = append(apiOptions, logger.AddLogger)
}
out, err := w.client.DescribeProjectVersions(ctx, params, func(o *Options) {
o.APIOptions = append(o.APIOptions, apiOptions...)
})
retryable, err := options.Retryable(ctx, params, out, err)
if err != nil {
return nil, err
}
if !retryable {
return out, nil
}
remainingTime -= time.Since(start)
if remainingTime < options.MinDelay || remainingTime <= 0 {
break
}
// compute exponential backoff between waiter retries
delay, err := smithywaiter.ComputeDelay(
attempt, options.MinDelay, options.MaxDelay, remainingTime,
)
if err != nil {
return nil, fmt.Errorf("error computing waiter delay, %w", err)
}
remainingTime -= delay
// sleep for the delay amount before invoking a request
if err := smithytime.SleepWithContext(ctx, delay); err != nil {
return nil, fmt.Errorf("request cancelled while waiting, %w", err)
}
}
return nil, fmt.Errorf("exceeded max wait time for ProjectVersionTrainingCompleted waiter")
}
func projectVersionTrainingCompletedStateRetryable(ctx context.Context, input *DescribeProjectVersionsInput, output *DescribeProjectVersionsOutput, err error) (bool, error) {
if err == nil {
pathValue, err := jmespath.Search("ProjectVersionDescriptions[].Status", output)
if err != nil {
return false, fmt.Errorf("error evaluating waiter state: %w", err)
}
expectedValue := "TRAINING_COMPLETED"
var match = true
listOfValues, ok := pathValue.([]interface{})
if !ok {
return false, fmt.Errorf("waiter comparator expected list got %T", pathValue)
}
if len(listOfValues) == 0 {
match = false
}
for _, v := range listOfValues {
value, ok := v.(types.ProjectVersionStatus)
if !ok {
return false, fmt.Errorf("waiter comparator expected types.ProjectVersionStatus value, got %T", pathValue)
}
if string(value) != expectedValue {
match = false
}
}
if match {
return false, nil
}
}
if err == nil {
pathValue, err := jmespath.Search("ProjectVersionDescriptions[].Status", output)
if err != nil {
return false, fmt.Errorf("error evaluating waiter state: %w", err)
}
expectedValue := "TRAINING_FAILED"
listOfValues, ok := pathValue.([]interface{})
if !ok {
return false, fmt.Errorf("waiter comparator expected list got %T", pathValue)
}
for _, v := range listOfValues {
value, ok := v.(types.ProjectVersionStatus)
if !ok {
return false, fmt.Errorf("waiter comparator expected types.ProjectVersionStatus value, got %T", pathValue)
}
if string(value) == expectedValue {
return false, fmt.Errorf("waiter state transitioned to Failure")
}
}
}
return true, nil
}
func newServiceMetadataMiddleware_opDescribeProjectVersions(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "DescribeProjectVersions",
}
}