/
api_op_DescribeTenantDatabases.go
714 lines (600 loc) · 23.6 KB
/
api_op_DescribeTenantDatabases.go
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// Code generated by smithy-go-codegen DO NOT EDIT.
package rds
import (
"context"
"errors"
"fmt"
awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
"github.com/aws/aws-sdk-go-v2/service/rds/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"
"strconv"
"time"
)
// Describes the tenant databases in a DB instance that uses the multi-tenant
// configuration. Only RDS for Oracle CDB instances are supported.
func (c *Client) DescribeTenantDatabases(ctx context.Context, params *DescribeTenantDatabasesInput, optFns ...func(*Options)) (*DescribeTenantDatabasesOutput, error) {
if params == nil {
params = &DescribeTenantDatabasesInput{}
}
result, metadata, err := c.invokeOperation(ctx, "DescribeTenantDatabases", params, optFns, c.addOperationDescribeTenantDatabasesMiddlewares)
if err != nil {
return nil, err
}
out := result.(*DescribeTenantDatabasesOutput)
out.ResultMetadata = metadata
return out, nil
}
type DescribeTenantDatabasesInput struct {
// The user-supplied DB instance identifier, which must match the identifier of an
// existing instance owned by the Amazon Web Services account. This parameter isn't
// case-sensitive.
DBInstanceIdentifier *string
// A filter that specifies one or more database tenants to describe. Supported
// filters:
// - tenant-db-name - Tenant database names. The results list only includes
// information about the tenant databases that match these tenant DB names.
// - tenant-database-resource-id - Tenant database resource identifiers.
// - dbi-resource-id - DB instance resource identifiers. The results list only
// includes information about the tenants contained within the DB instances
// identified by these resource identifiers.
Filters []types.Filter
// An optional pagination token provided by a previous DescribeTenantDatabases
// request. If this parameter is specified, the response includes only records
// beyond the marker, up to the value specified by MaxRecords .
Marker *string
// The maximum number of records to include in the response. If more records exist
// than the specified MaxRecords value, a pagination token called a marker is
// included in the response so that you can retrieve the remaining results.
MaxRecords *int32
// The user-supplied tenant database name, which must match the name of an
// existing tenant database on the specified DB instance owned by your Amazon Web
// Services account. This parameter isn’t case-sensitive.
TenantDBName *string
noSmithyDocumentSerde
}
type DescribeTenantDatabasesOutput struct {
// An optional pagination token provided by a previous DescribeTenantDatabases
// request. If this parameter is specified, the response includes only records
// beyond the marker, up to the value specified by MaxRecords .
Marker *string
// An array of the tenant databases requested by the DescribeTenantDatabases
// operation.
TenantDatabases []types.TenantDatabase
// Metadata pertaining to the operation's result.
ResultMetadata middleware.Metadata
noSmithyDocumentSerde
}
func (c *Client) addOperationDescribeTenantDatabasesMiddlewares(stack *middleware.Stack, options Options) (err error) {
if err := stack.Serialize.Add(&setOperationInputMiddleware{}, middleware.After); err != nil {
return err
}
err = stack.Serialize.Add(&awsAwsquery_serializeOpDescribeTenantDatabases{}, middleware.After)
if err != nil {
return err
}
err = stack.Deserialize.Add(&awsAwsquery_deserializeOpDescribeTenantDatabases{}, middleware.After)
if err != nil {
return err
}
if err := addProtocolFinalizerMiddlewares(stack, options, "DescribeTenantDatabases"); 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 = addClientRequestID(stack); err != nil {
return err
}
if err = addComputeContentLength(stack); err != nil {
return err
}
if err = addResolveEndpointMiddleware(stack, options); err != nil {
return err
}
if err = addComputePayloadSHA256(stack); err != nil {
return err
}
if err = addRetry(stack, options); err != nil {
return err
}
if err = addRawResponseToMetadata(stack); err != nil {
return err
}
if err = 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 = addOpDescribeTenantDatabasesValidationMiddleware(stack); err != nil {
return err
}
if err = stack.Initialize.Add(newServiceMetadataMiddleware_opDescribeTenantDatabases(options.Region), middleware.Before); err != nil {
return err
}
if err = 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
}
// DescribeTenantDatabasesAPIClient is a client that implements the
// DescribeTenantDatabases operation.
type DescribeTenantDatabasesAPIClient interface {
DescribeTenantDatabases(context.Context, *DescribeTenantDatabasesInput, ...func(*Options)) (*DescribeTenantDatabasesOutput, error)
}
var _ DescribeTenantDatabasesAPIClient = (*Client)(nil)
// DescribeTenantDatabasesPaginatorOptions is the paginator options for
// DescribeTenantDatabases
type DescribeTenantDatabasesPaginatorOptions struct {
// The maximum number of records to include in the response. If more records exist
// than the specified MaxRecords value, a pagination token called a marker is
// included in the response so that you can retrieve the remaining results.
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
}
// DescribeTenantDatabasesPaginator is a paginator for DescribeTenantDatabases
type DescribeTenantDatabasesPaginator struct {
options DescribeTenantDatabasesPaginatorOptions
client DescribeTenantDatabasesAPIClient
params *DescribeTenantDatabasesInput
nextToken *string
firstPage bool
}
// NewDescribeTenantDatabasesPaginator returns a new
// DescribeTenantDatabasesPaginator
func NewDescribeTenantDatabasesPaginator(client DescribeTenantDatabasesAPIClient, params *DescribeTenantDatabasesInput, optFns ...func(*DescribeTenantDatabasesPaginatorOptions)) *DescribeTenantDatabasesPaginator {
if params == nil {
params = &DescribeTenantDatabasesInput{}
}
options := DescribeTenantDatabasesPaginatorOptions{}
if params.MaxRecords != nil {
options.Limit = *params.MaxRecords
}
for _, fn := range optFns {
fn(&options)
}
return &DescribeTenantDatabasesPaginator{
options: options,
client: client,
params: params,
firstPage: true,
nextToken: params.Marker,
}
}
// HasMorePages returns a boolean indicating whether more pages are available
func (p *DescribeTenantDatabasesPaginator) HasMorePages() bool {
return p.firstPage || (p.nextToken != nil && len(*p.nextToken) != 0)
}
// NextPage retrieves the next DescribeTenantDatabases page.
func (p *DescribeTenantDatabasesPaginator) NextPage(ctx context.Context, optFns ...func(*Options)) (*DescribeTenantDatabasesOutput, error) {
if !p.HasMorePages() {
return nil, fmt.Errorf("no more pages available")
}
params := *p.params
params.Marker = p.nextToken
var limit *int32
if p.options.Limit > 0 {
limit = &p.options.Limit
}
params.MaxRecords = limit
result, err := p.client.DescribeTenantDatabases(ctx, ¶ms, optFns...)
if err != nil {
return nil, err
}
p.firstPage = false
prevToken := p.nextToken
p.nextToken = result.Marker
if p.options.StopOnDuplicateToken &&
prevToken != nil &&
p.nextToken != nil &&
*prevToken == *p.nextToken {
p.nextToken = nil
}
return result, nil
}
// TenantDatabaseAvailableWaiterOptions are waiter options for
// TenantDatabaseAvailableWaiter
type TenantDatabaseAvailableWaiterOptions 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.
//
// Passing options here is functionally equivalent to passing values to this
// config's ClientOptions field that extend the inner client's APIOptions directly.
APIOptions []func(*middleware.Stack) error
// Functional options to be passed to all operations invoked by this client.
//
// Function values that modify the inner APIOptions are applied after the waiter
// config's own APIOptions modifiers.
ClientOptions []func(*Options)
// MinDelay is the minimum amount of time to delay between retries. If unset,
// TenantDatabaseAvailableWaiter 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, TenantDatabaseAvailableWaiter 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, *DescribeTenantDatabasesInput, *DescribeTenantDatabasesOutput, error) (bool, error)
}
// TenantDatabaseAvailableWaiter defines the waiters for TenantDatabaseAvailable
type TenantDatabaseAvailableWaiter struct {
client DescribeTenantDatabasesAPIClient
options TenantDatabaseAvailableWaiterOptions
}
// NewTenantDatabaseAvailableWaiter constructs a TenantDatabaseAvailableWaiter.
func NewTenantDatabaseAvailableWaiter(client DescribeTenantDatabasesAPIClient, optFns ...func(*TenantDatabaseAvailableWaiterOptions)) *TenantDatabaseAvailableWaiter {
options := TenantDatabaseAvailableWaiterOptions{}
options.MinDelay = 30 * time.Second
options.MaxDelay = 120 * time.Second
options.Retryable = tenantDatabaseAvailableStateRetryable
for _, fn := range optFns {
fn(&options)
}
return &TenantDatabaseAvailableWaiter{
client: client,
options: options,
}
}
// Wait calls the waiter function for TenantDatabaseAvailable waiter. The
// maxWaitDur is the maximum wait duration the waiter will wait. The maxWaitDur is
// required and must be greater than zero.
func (w *TenantDatabaseAvailableWaiter) Wait(ctx context.Context, params *DescribeTenantDatabasesInput, maxWaitDur time.Duration, optFns ...func(*TenantDatabaseAvailableWaiterOptions)) error {
_, err := w.WaitForOutput(ctx, params, maxWaitDur, optFns...)
return err
}
// WaitForOutput calls the waiter function for TenantDatabaseAvailable 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 *TenantDatabaseAvailableWaiter) WaitForOutput(ctx context.Context, params *DescribeTenantDatabasesInput, maxWaitDur time.Duration, optFns ...func(*TenantDatabaseAvailableWaiterOptions)) (*DescribeTenantDatabasesOutput, 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.DescribeTenantDatabases(ctx, params, func(o *Options) {
o.APIOptions = append(o.APIOptions, apiOptions...)
for _, opt := range options.ClientOptions {
opt(o)
}
})
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 TenantDatabaseAvailable waiter")
}
func tenantDatabaseAvailableStateRetryable(ctx context.Context, input *DescribeTenantDatabasesInput, output *DescribeTenantDatabasesOutput, err error) (bool, error) {
if err == nil {
pathValue, err := jmespath.Search("TenantDatabases[].Status", output)
if err != nil {
return false, fmt.Errorf("error evaluating waiter state: %w", err)
}
expectedValue := "available"
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.(*string)
if !ok {
return false, fmt.Errorf("waiter comparator expected *string value, got %T", pathValue)
}
if string(*value) != expectedValue {
match = false
}
}
if match {
return false, nil
}
}
if err == nil {
pathValue, err := jmespath.Search("TenantDatabases[].Status", output)
if err != nil {
return false, fmt.Errorf("error evaluating waiter state: %w", err)
}
expectedValue := "deleted"
listOfValues, ok := pathValue.([]interface{})
if !ok {
return false, fmt.Errorf("waiter comparator expected list got %T", pathValue)
}
for _, v := range listOfValues {
value, ok := v.(*string)
if !ok {
return false, fmt.Errorf("waiter comparator expected *string value, got %T", pathValue)
}
if string(*value) == expectedValue {
return false, fmt.Errorf("waiter state transitioned to Failure")
}
}
}
if err == nil {
pathValue, err := jmespath.Search("TenantDatabases[].Status", output)
if err != nil {
return false, fmt.Errorf("error evaluating waiter state: %w", err)
}
expectedValue := "incompatible-parameters"
listOfValues, ok := pathValue.([]interface{})
if !ok {
return false, fmt.Errorf("waiter comparator expected list got %T", pathValue)
}
for _, v := range listOfValues {
value, ok := v.(*string)
if !ok {
return false, fmt.Errorf("waiter comparator expected *string value, got %T", pathValue)
}
if string(*value) == expectedValue {
return false, fmt.Errorf("waiter state transitioned to Failure")
}
}
}
if err == nil {
pathValue, err := jmespath.Search("TenantDatabases[].Status", output)
if err != nil {
return false, fmt.Errorf("error evaluating waiter state: %w", err)
}
expectedValue := "incompatible-restore"
listOfValues, ok := pathValue.([]interface{})
if !ok {
return false, fmt.Errorf("waiter comparator expected list got %T", pathValue)
}
for _, v := range listOfValues {
value, ok := v.(*string)
if !ok {
return false, fmt.Errorf("waiter comparator expected *string value, got %T", pathValue)
}
if string(*value) == expectedValue {
return false, fmt.Errorf("waiter state transitioned to Failure")
}
}
}
return true, nil
}
// TenantDatabaseDeletedWaiterOptions are waiter options for
// TenantDatabaseDeletedWaiter
type TenantDatabaseDeletedWaiterOptions 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.
//
// Passing options here is functionally equivalent to passing values to this
// config's ClientOptions field that extend the inner client's APIOptions directly.
APIOptions []func(*middleware.Stack) error
// Functional options to be passed to all operations invoked by this client.
//
// Function values that modify the inner APIOptions are applied after the waiter
// config's own APIOptions modifiers.
ClientOptions []func(*Options)
// MinDelay is the minimum amount of time to delay between retries. If unset,
// TenantDatabaseDeletedWaiter 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, TenantDatabaseDeletedWaiter 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, *DescribeTenantDatabasesInput, *DescribeTenantDatabasesOutput, error) (bool, error)
}
// TenantDatabaseDeletedWaiter defines the waiters for TenantDatabaseDeleted
type TenantDatabaseDeletedWaiter struct {
client DescribeTenantDatabasesAPIClient
options TenantDatabaseDeletedWaiterOptions
}
// NewTenantDatabaseDeletedWaiter constructs a TenantDatabaseDeletedWaiter.
func NewTenantDatabaseDeletedWaiter(client DescribeTenantDatabasesAPIClient, optFns ...func(*TenantDatabaseDeletedWaiterOptions)) *TenantDatabaseDeletedWaiter {
options := TenantDatabaseDeletedWaiterOptions{}
options.MinDelay = 30 * time.Second
options.MaxDelay = 120 * time.Second
options.Retryable = tenantDatabaseDeletedStateRetryable
for _, fn := range optFns {
fn(&options)
}
return &TenantDatabaseDeletedWaiter{
client: client,
options: options,
}
}
// Wait calls the waiter function for TenantDatabaseDeleted waiter. The maxWaitDur
// is the maximum wait duration the waiter will wait. The maxWaitDur is required
// and must be greater than zero.
func (w *TenantDatabaseDeletedWaiter) Wait(ctx context.Context, params *DescribeTenantDatabasesInput, maxWaitDur time.Duration, optFns ...func(*TenantDatabaseDeletedWaiterOptions)) error {
_, err := w.WaitForOutput(ctx, params, maxWaitDur, optFns...)
return err
}
// WaitForOutput calls the waiter function for TenantDatabaseDeleted 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 *TenantDatabaseDeletedWaiter) WaitForOutput(ctx context.Context, params *DescribeTenantDatabasesInput, maxWaitDur time.Duration, optFns ...func(*TenantDatabaseDeletedWaiterOptions)) (*DescribeTenantDatabasesOutput, 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.DescribeTenantDatabases(ctx, params, func(o *Options) {
o.APIOptions = append(o.APIOptions, apiOptions...)
for _, opt := range options.ClientOptions {
opt(o)
}
})
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 TenantDatabaseDeleted waiter")
}
func tenantDatabaseDeletedStateRetryable(ctx context.Context, input *DescribeTenantDatabasesInput, output *DescribeTenantDatabasesOutput, err error) (bool, error) {
if err == nil {
pathValue, err := jmespath.Search("length(TenantDatabases) == `0`", output)
if err != nil {
return false, fmt.Errorf("error evaluating waiter state: %w", err)
}
expectedValue := "true"
bv, err := strconv.ParseBool(expectedValue)
if err != nil {
return false, fmt.Errorf("error parsing boolean from string %w", err)
}
value, ok := pathValue.(bool)
if !ok {
return false, fmt.Errorf("waiter comparator expected bool value got %T", pathValue)
}
if value == bv {
return false, nil
}
}
if err != nil {
var errorType *types.DBInstanceNotFoundFault
if errors.As(err, &errorType) {
return false, nil
}
}
return true, nil
}
func newServiceMetadataMiddleware_opDescribeTenantDatabases(region string) *awsmiddleware.RegisterServiceMetadata {
return &awsmiddleware.RegisterServiceMetadata{
Region: region,
ServiceID: ServiceID,
OperationName: "DescribeTenantDatabases",
}
}