s3 cache client-side support

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

vendor/github.com/aws/aws-sdk-go-v2/service/sts/endpoints.go

@@ -0,0 +1,200 @@
+// Code generated by smithy-go-codegen DO NOT EDIT.
+
+package sts
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"github.com/aws/aws-sdk-go-v2/aws"
+	awsmiddleware "github.com/aws/aws-sdk-go-v2/aws/middleware"
+	internalendpoints "github.com/aws/aws-sdk-go-v2/service/sts/internal/endpoints"
+	"github.com/aws/smithy-go/middleware"
+	smithyhttp "github.com/aws/smithy-go/transport/http"
+	"net/url"
+	"strings"
+)
+
+// EndpointResolverOptions is the service endpoint resolver options
+type EndpointResolverOptions = internalendpoints.Options
+
+// EndpointResolver interface for resolving service endpoints.
+type EndpointResolver interface {
+	ResolveEndpoint(region string, options EndpointResolverOptions) (aws.Endpoint, error)
+}
+
+var _ EndpointResolver = &internalendpoints.Resolver{}
+
+// NewDefaultEndpointResolver constructs a new service endpoint resolver
+func NewDefaultEndpointResolver() *internalendpoints.Resolver {
+	return internalendpoints.New()
+}
+
+// EndpointResolverFunc is a helper utility that wraps a function so it satisfies
+// the EndpointResolver interface. This is useful when you want to add additional
+// endpoint resolving logic, or stub out specific endpoints with custom values.
+type EndpointResolverFunc func(region string, options EndpointResolverOptions) (aws.Endpoint, error)
+
+func (fn EndpointResolverFunc) ResolveEndpoint(region string, options EndpointResolverOptions) (endpoint aws.Endpoint, err error) {
+	return fn(region, options)
+}
+
+func resolveDefaultEndpointConfiguration(o *Options) {
+	if o.EndpointResolver != nil {
+		return
+	}
+	o.EndpointResolver = NewDefaultEndpointResolver()
+}
+
+// EndpointResolverFromURL returns an EndpointResolver configured using the
+// provided endpoint url. By default, the resolved endpoint resolver uses the
+// client region as signing region, and the endpoint source is set to
+// EndpointSourceCustom.You can provide functional options to configure endpoint
+// values for the resolved endpoint.
+func EndpointResolverFromURL(url string, optFns ...func(*aws.Endpoint)) EndpointResolver {
+	e := aws.Endpoint{URL: url, Source: aws.EndpointSourceCustom}
+	for _, fn := range optFns {
+		fn(&e)
+	}
+
+	return EndpointResolverFunc(
+		func(region string, options EndpointResolverOptions) (aws.Endpoint, error) {
+			if len(e.SigningRegion) == 0 {
+				e.SigningRegion = region
+			}
+			return e, nil
+		},
+	)
+}
+
+type ResolveEndpoint struct {
+	Resolver EndpointResolver
+	Options  EndpointResolverOptions
+}
+
+func (*ResolveEndpoint) ID() string {
+	return "ResolveEndpoint"
+}
+
+func (m *ResolveEndpoint) HandleSerialize(ctx context.Context, in middleware.SerializeInput, next middleware.SerializeHandler) (
+	out middleware.SerializeOutput, metadata middleware.Metadata, err error,
+) {
+	req, ok := in.Request.(*smithyhttp.Request)
+	if !ok {
+		return out, metadata, fmt.Errorf("unknown transport type %T", in.Request)
+	}
+
+	if m.Resolver == nil {
+		return out, metadata, fmt.Errorf("expected endpoint resolver to not be nil")
+	}
+
+	eo := m.Options
+	eo.Logger = middleware.GetLogger(ctx)
+
+	var endpoint aws.Endpoint
+	endpoint, err = m.Resolver.ResolveEndpoint(awsmiddleware.GetRegion(ctx), eo)
+	if err != nil {
+		return out, metadata, fmt.Errorf("failed to resolve service endpoint, %w", err)
+	}
+
+	req.URL, err = url.Parse(endpoint.URL)
+	if err != nil {
+		return out, metadata, fmt.Errorf("failed to parse endpoint URL: %w", err)
+	}
+
+	if len(awsmiddleware.GetSigningName(ctx)) == 0 {
+		signingName := endpoint.SigningName
+		if len(signingName) == 0 {
+			signingName = "sts"
+		}
+		ctx = awsmiddleware.SetSigningName(ctx, signingName)
+	}
+	ctx = awsmiddleware.SetEndpointSource(ctx, endpoint.Source)
+	ctx = smithyhttp.SetHostnameImmutable(ctx, endpoint.HostnameImmutable)
+	ctx = awsmiddleware.SetSigningRegion(ctx, endpoint.SigningRegion)
+	ctx = awsmiddleware.SetPartitionID(ctx, endpoint.PartitionID)
+	return next.HandleSerialize(ctx, in)
+}
+func addResolveEndpointMiddleware(stack *middleware.Stack, o Options) error {
+	return stack.Serialize.Insert(&ResolveEndpoint{
+		Resolver: o.EndpointResolver,
+		Options:  o.EndpointOptions,
+	}, "OperationSerializer", middleware.Before)
+}
+
+func removeResolveEndpointMiddleware(stack *middleware.Stack) error {
+	_, err := stack.Serialize.Remove((&ResolveEndpoint{}).ID())
+	return err
+}
+
+type wrappedEndpointResolver struct {
+	awsResolver aws.EndpointResolverWithOptions
+	resolver    EndpointResolver
+}
+
+func (w *wrappedEndpointResolver) ResolveEndpoint(region string, options EndpointResolverOptions) (endpoint aws.Endpoint, err error) {
+	if w.awsResolver == nil {
+		goto fallback
+	}
+	endpoint, err = w.awsResolver.ResolveEndpoint(ServiceID, region, options)
+	if err == nil {
+		return endpoint, nil
+	}
+
+	if nf := (&aws.EndpointNotFoundError{}); !errors.As(err, &nf) {
+		return endpoint, err
+	}
+
+fallback:
+	if w.resolver == nil {
+		return endpoint, fmt.Errorf("default endpoint resolver provided was nil")
+	}
+	return w.resolver.ResolveEndpoint(region, options)
+}
+
+type awsEndpointResolverAdaptor func(service, region string) (aws.Endpoint, error)
+
+func (a awsEndpointResolverAdaptor) ResolveEndpoint(service, region string, options ...interface{}) (aws.Endpoint, error) {
+	return a(service, region)
+}
+
+var _ aws.EndpointResolverWithOptions = awsEndpointResolverAdaptor(nil)
+
+// withEndpointResolver returns an EndpointResolver that first delegates endpoint resolution to the awsResolver.
+// If awsResolver returns aws.EndpointNotFoundError error, the resolver will use the the provided
+// fallbackResolver for resolution.
+//
+// fallbackResolver must not be nil
+func withEndpointResolver(awsResolver aws.EndpointResolver, awsResolverWithOptions aws.EndpointResolverWithOptions, fallbackResolver EndpointResolver) EndpointResolver {
+	var resolver aws.EndpointResolverWithOptions
+
+	if awsResolverWithOptions != nil {
+		resolver = awsResolverWithOptions
+	} else if awsResolver != nil {
+		resolver = awsEndpointResolverAdaptor(awsResolver.ResolveEndpoint)
+	}
+
+	return &wrappedEndpointResolver{
+		awsResolver: resolver,
+		resolver:    fallbackResolver,
+	}
+}
+
+func finalizeClientEndpointResolverOptions(options *Options) {
+	options.EndpointOptions.LogDeprecated = options.ClientLogMode.IsDeprecatedUsage()
+
+	if len(options.EndpointOptions.ResolvedRegion) == 0 {
+		const fipsInfix = "-fips-"
+		const fipsPrefix = "fips-"
+		const fipsSuffix = "-fips"
+
+		if strings.Contains(options.Region, fipsInfix) ||
+			strings.Contains(options.Region, fipsPrefix) ||
+			strings.Contains(options.Region, fipsSuffix) {
+			options.EndpointOptions.ResolvedRegion = strings.ReplaceAll(strings.ReplaceAll(strings.ReplaceAll(
+				options.Region, fipsInfix, "-"), fipsPrefix, ""), fipsSuffix, "")
+			options.EndpointOptions.UseFIPSEndpoint = aws.FIPSEndpointStateEnabled
+		}
+	}
+
+}