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api_op_GetUser.go
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api_op_GetUser.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package iam
import (
"context"
"errors"
"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/iam/types"
smithy "github.com/aws/smithy-go"
"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"
"time"
)
// Retrieves information about the specified IAM user, including the user's
// creation date, path, unique ID, and ARN. If you do not specify a user name, IAM
// determines the user name implicitly based on the Amazon Web Services access key
// ID used to sign the request to this operation.
func (c *Client) GetUser(ctx context.Context, params *GetUserInput, optFns ...func(*Options)) (*GetUserOutput, error) {
if params == nil {
params = &GetUserInput{}
}
result, metadata, err := c.invokeOperation(ctx, "GetUser", params, optFns, c.addOperationGetUserMiddlewares)
if err != nil {
return nil, err
}
out := result.(*GetUserOutput)
out.ResultMetadata = metadata
return out, nil
}
type GetUserInput struct {
// The name of the user to get information about. This parameter is optional. If
// it is not included, it defaults to the user making the request. This parameter
// allows (through its regex pattern (http://wikipedia.org/wiki/regex) ) a string
// of characters consisting of upper and lowercase alphanumeric characters with no
// spaces. You can also include any of the following characters: _+=,.@-
UserName *string
noSmithyDocumentSerde
}
// Contains the response to a successful GetUser request.
type GetUserOutput struct {
// A structure containing details about the IAM user. Due to a service issue,
// password last used data does not include password use from May 3, 2018 22:50 PDT
// to May 23, 2018 14:08 PDT. This affects last sign-in (https://docs.aws.amazon.com/IAM/latest/UserGuide/id_credentials_finding-unused.html)
// dates shown in the IAM console and password last used dates in the IAM
// credential report (https://docs.aws.amazon.com/IAM/latest/UserGuide/id_credentials_getting-report.html)
// , and returned by this operation. If users signed in during the affected time,
// the password last used date that is returned is the date the user last signed in
// before May 3, 2018. For users that signed in after May 23, 2018 14:08 PDT, the
// returned password last used date is accurate. You can use password last used
// information to identify unused credentials for deletion. For example, you might
// delete users who did not sign in to Amazon Web Services in the last 90 days. In
// cases like this, we recommend that you adjust your evaluation window to include
// dates after May 23, 2018. Alternatively, if your users use access keys to access
// Amazon Web Services programmatically you can refer to access key last used
// information because it is accurate for all dates.
//
// This member is required.
User *types.User
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationGetUserMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsAwsquery_serializeOpGetUser{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsquery_deserializeOpGetUser{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "GetUser"); 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 = stack.Initialize.Add(newServiceMetadataMiddleware_opGetUser(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
}
// GetUserAPIClient is a client that implements the GetUser operation.
type GetUserAPIClient interface {
GetUser(context.Context, *GetUserInput, ...func(*Options)) (*GetUserOutput, error)
}
var _ GetUserAPIClient = (*Client)(nil)
// UserExistsWaiterOptions are waiter options for UserExistsWaiter
type UserExistsWaiterOptions 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,
// UserExistsWaiter will use default minimum delay of 1 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, UserExistsWaiter 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, *GetUserInput, *GetUserOutput, error) (bool, error)
}
// UserExistsWaiter defines the waiters for UserExists
type UserExistsWaiter struct {
client GetUserAPIClient
options UserExistsWaiterOptions
}
// NewUserExistsWaiter constructs a UserExistsWaiter.
func NewUserExistsWaiter(client GetUserAPIClient, optFns ...func(*UserExistsWaiterOptions)) *UserExistsWaiter {
options := UserExistsWaiterOptions{}
options.MinDelay = 1 * time.Second
options.MaxDelay = 120 * time.Second
options.Retryable = userExistsStateRetryable
for _, fn := range optFns {
fn(&options)
}
return &UserExistsWaiter{
client: client,
options: options,
}
}
// Wait calls the waiter function for UserExists waiter. The maxWaitDur is the
// maximum wait duration the waiter will wait. The maxWaitDur is required and must
// be greater than zero.
func (w *UserExistsWaiter) Wait(ctx context.Context, params *GetUserInput, maxWaitDur time.Duration, optFns ...func(*UserExistsWaiterOptions)) error {
_, err := w.WaitForOutput(ctx, params, maxWaitDur, optFns...)
return err
}
// WaitForOutput calls the waiter function for UserExists 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 *UserExistsWaiter) WaitForOutput(ctx context.Context, params *GetUserInput, maxWaitDur time.Duration, optFns ...func(*UserExistsWaiterOptions)) (*GetUserOutput, 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.GetUser(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 UserExists waiter")
}
func userExistsStateRetryable(ctx context.Context, input *GetUserInput, output *GetUserOutput, err error) (bool, error) {
if err == nil {
return false, nil
}
if err != nil {
var apiErr smithy.APIError
ok := errors.As(err, &apiErr)
if !ok {
return false, fmt.Errorf("expected err to be of type smithy.APIError, got %w", err)
}
if "NoSuchEntity" == apiErr.ErrorCode() {
return true, nil
}
}
return true, nil
}
func newServiceMetadataMiddleware_opGetUser(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "GetUser",
}
}