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package customizations
import (
"github.com/aws/smithy-go/middleware"
"github.com/aws/aws-sdk-go-v2/aws"
"github.com/aws/aws-sdk-go-v2/service/internal/s3shared"
internalendpoints "github.com/aws/aws-sdk-go-v2/service/s3control/internal/endpoints"
)
// EndpointResolver interface for resolving service endpoints.
type EndpointResolver interface {
ResolveEndpoint(region string, options EndpointResolverOptions) (aws.Endpoint, error)
}
// EndpointResolverOptions is the service endpoint resolver options
type EndpointResolverOptions = internalendpoints.Options
// UpdateEndpointParameterAccessor represents accessor functions used by the middleware
type UpdateEndpointParameterAccessor struct {
// GetARNInput points to a function that processes an input and returns ARN as string ptr,
// and bool indicating if ARN is supported or set.
GetARNInput func(interface{}) (*string, bool)
// GetOutpostIDInput points to a function that processes an input and returns a outpostID as string ptr,
// and bool indicating if outpostID is supported or set.
GetOutpostIDInput func(interface{}) (*string, bool)
// CopyInput creates a copy of input to be modified, this ensures the original input is not modified.
CopyInput func(interface{}) (interface{}, error)
// BackfillAccountID points to a function that validates the input for accountID. If absent, it populates the
// accountID. If present, but different than passed in accountID value throws an error
BackfillAccountID func(interface{}, string) error
// UpdateARNField points to a function that takes in a copy of input, updates the ARN field with
// the provided value and returns any error
UpdateARNField func(interface{}, string) error
}
// UpdateEndpointOptions provides the options for the UpdateEndpoint middleware setup.
type UpdateEndpointOptions struct {
// Accessor are parameter accessors used by the middleware
Accessor UpdateEndpointParameterAccessor
// UseARNRegion indicates if region parsed from an ARN should be used.
UseARNRegion bool
// EndpointResolver used to resolve endpoints. This may be a custom endpoint resolver
EndpointResolver EndpointResolver
// EndpointResolverOptions used by endpoint resolver
EndpointResolverOptions EndpointResolverOptions
}
// UpdateEndpoint adds the middleware to the middleware stack based on the UpdateEndpointOptions.
func UpdateEndpoint(stack *middleware.Stack, options UpdateEndpointOptions) (err error) {
// validate and backfill account id from ARN
err = stack.Initialize.Add(&BackfillInput{
CopyInput: options.Accessor.CopyInput,
BackfillAccountID: options.Accessor.BackfillAccountID,
}, middleware.Before)
if err != nil {
return err
}
// initial arn look up middleware should be before BackfillInput
err = stack.Initialize.Insert(&s3shared.ARNLookup{
GetARNValue: options.Accessor.GetARNInput,
}, (*BackfillInput)(nil).ID(), middleware.Before)
if err != nil {
return err
}
// process arn
err = stack.Serialize.Insert(&processARNResource{
CopyInput: options.Accessor.CopyInput,
UpdateARNField: options.Accessor.UpdateARNField,
UseARNRegion: options.UseARNRegion,
EndpointResolver: options.EndpointResolver,
EndpointResolverOptions: options.EndpointResolverOptions,
}, "OperationSerializer", middleware.Before)
if err != nil {
return err
}
// outpostID middleware
err = stack.Serialize.Insert(&processOutpostIDMiddleware{
GetOutpostID: options.Accessor.GetOutpostIDInput,
EndpointResolver: options.EndpointResolver,
EndpointResolverOptions: options.EndpointResolverOptions,
}, (*processARNResource)(nil).ID(), middleware.Before)
if err != nil {
return err
}
return err
}
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