mirror of
https://github.com/rocky-linux/peridot.git
synced 2024-11-17 19:11:22 +00:00
299 lines
9.4 KiB
Go
299 lines
9.4 KiB
Go
package s3
|
|
|
|
import (
|
|
"fmt"
|
|
"github.com/aws/aws-sdk-go/aws/awserr"
|
|
"github.com/aws/aws-sdk-go/aws/endpoints"
|
|
"net/url"
|
|
"strings"
|
|
|
|
"github.com/aws/aws-sdk-go/aws"
|
|
awsarn "github.com/aws/aws-sdk-go/aws/arn"
|
|
"github.com/aws/aws-sdk-go/aws/request"
|
|
"github.com/aws/aws-sdk-go/internal/s3shared"
|
|
"github.com/aws/aws-sdk-go/internal/s3shared/arn"
|
|
)
|
|
|
|
const (
|
|
s3Namespace = "s3"
|
|
s3AccessPointNamespace = "s3-accesspoint"
|
|
s3ObjectsLambdaNamespace = "s3-object-lambda"
|
|
s3OutpostsNamespace = "s3-outposts"
|
|
)
|
|
|
|
// Used by shapes with members decorated as endpoint ARN.
|
|
func parseEndpointARN(v string) (arn.Resource, error) {
|
|
return arn.ParseResource(v, accessPointResourceParser)
|
|
}
|
|
|
|
func accessPointResourceParser(a awsarn.ARN) (arn.Resource, error) {
|
|
resParts := arn.SplitResource(a.Resource)
|
|
switch resParts[0] {
|
|
case "accesspoint":
|
|
switch a.Service {
|
|
case s3Namespace:
|
|
return arn.ParseAccessPointResource(a, resParts[1:])
|
|
case s3ObjectsLambdaNamespace:
|
|
return parseS3ObjectLambdaAccessPointResource(a, resParts)
|
|
default:
|
|
return arn.AccessPointARN{}, arn.InvalidARNError{ARN: a, Reason: fmt.Sprintf("service is not %s or %s", s3Namespace, s3ObjectsLambdaNamespace)}
|
|
}
|
|
case "outpost":
|
|
if a.Service != "s3-outposts" {
|
|
return arn.OutpostAccessPointARN{}, arn.InvalidARNError{ARN: a, Reason: "service is not s3-outposts"}
|
|
}
|
|
return parseOutpostAccessPointResource(a, resParts[1:])
|
|
default:
|
|
return nil, arn.InvalidARNError{ARN: a, Reason: "unknown resource type"}
|
|
}
|
|
}
|
|
|
|
// parseOutpostAccessPointResource attempts to parse the ARNs resource as an
|
|
// outpost access-point resource.
|
|
//
|
|
// Supported Outpost AccessPoint ARN format:
|
|
// - ARN format: arn:{partition}:s3-outposts:{region}:{accountId}:outpost/{outpostId}/accesspoint/{accesspointName}
|
|
// - example: arn:aws:s3-outposts:us-west-2:012345678901:outpost/op-1234567890123456/accesspoint/myaccesspoint
|
|
func parseOutpostAccessPointResource(a awsarn.ARN, resParts []string) (arn.OutpostAccessPointARN, error) {
|
|
// outpost accesspoint arn is only valid if service is s3-outposts
|
|
if a.Service != "s3-outposts" {
|
|
return arn.OutpostAccessPointARN{}, arn.InvalidARNError{ARN: a, Reason: "service is not s3-outposts"}
|
|
}
|
|
|
|
if len(resParts) == 0 {
|
|
return arn.OutpostAccessPointARN{}, arn.InvalidARNError{ARN: a, Reason: "outpost resource-id not set"}
|
|
}
|
|
|
|
if len(resParts) < 3 {
|
|
return arn.OutpostAccessPointARN{}, arn.InvalidARNError{
|
|
ARN: a, Reason: "access-point resource not set in Outpost ARN",
|
|
}
|
|
}
|
|
|
|
resID := strings.TrimSpace(resParts[0])
|
|
if len(resID) == 0 {
|
|
return arn.OutpostAccessPointARN{}, arn.InvalidARNError{ARN: a, Reason: "outpost resource-id not set"}
|
|
}
|
|
|
|
var outpostAccessPointARN = arn.OutpostAccessPointARN{}
|
|
switch resParts[1] {
|
|
case "accesspoint":
|
|
accessPointARN, err := arn.ParseAccessPointResource(a, resParts[2:])
|
|
if err != nil {
|
|
return arn.OutpostAccessPointARN{}, err
|
|
}
|
|
// set access-point arn
|
|
outpostAccessPointARN.AccessPointARN = accessPointARN
|
|
default:
|
|
return arn.OutpostAccessPointARN{}, arn.InvalidARNError{ARN: a, Reason: "access-point resource not set in Outpost ARN"}
|
|
}
|
|
|
|
// set outpost id
|
|
outpostAccessPointARN.OutpostID = resID
|
|
return outpostAccessPointARN, nil
|
|
}
|
|
|
|
func parseS3ObjectLambdaAccessPointResource(a awsarn.ARN, resParts []string) (arn.S3ObjectLambdaAccessPointARN, error) {
|
|
if a.Service != s3ObjectsLambdaNamespace {
|
|
return arn.S3ObjectLambdaAccessPointARN{}, arn.InvalidARNError{ARN: a, Reason: fmt.Sprintf("service is not %s", s3ObjectsLambdaNamespace)}
|
|
}
|
|
|
|
accessPointARN, err := arn.ParseAccessPointResource(a, resParts[1:])
|
|
if err != nil {
|
|
return arn.S3ObjectLambdaAccessPointARN{}, err
|
|
}
|
|
|
|
if len(accessPointARN.Region) == 0 {
|
|
return arn.S3ObjectLambdaAccessPointARN{}, arn.InvalidARNError{ARN: a, Reason: fmt.Sprintf("%s region not set", s3ObjectsLambdaNamespace)}
|
|
}
|
|
|
|
return arn.S3ObjectLambdaAccessPointARN{
|
|
AccessPointARN: accessPointARN,
|
|
}, nil
|
|
}
|
|
|
|
func endpointHandler(req *request.Request) {
|
|
endpoint, ok := req.Params.(endpointARNGetter)
|
|
if !ok || !endpoint.hasEndpointARN() {
|
|
updateBucketEndpointFromParams(req)
|
|
return
|
|
}
|
|
|
|
resource, err := endpoint.getEndpointARN()
|
|
if err != nil {
|
|
req.Error = s3shared.NewInvalidARNError(nil, err)
|
|
return
|
|
}
|
|
|
|
resReq := s3shared.ResourceRequest{
|
|
Resource: resource,
|
|
Request: req,
|
|
}
|
|
|
|
if len(resReq.Request.ClientInfo.PartitionID) != 0 && resReq.IsCrossPartition() {
|
|
req.Error = s3shared.NewClientPartitionMismatchError(resource,
|
|
req.ClientInfo.PartitionID, aws.StringValue(req.Config.Region), nil)
|
|
return
|
|
}
|
|
|
|
if !resReq.AllowCrossRegion() && resReq.IsCrossRegion() {
|
|
req.Error = s3shared.NewClientRegionMismatchError(resource,
|
|
req.ClientInfo.PartitionID, aws.StringValue(req.Config.Region), nil)
|
|
return
|
|
}
|
|
|
|
switch tv := resource.(type) {
|
|
case arn.AccessPointARN:
|
|
err = updateRequestAccessPointEndpoint(req, tv)
|
|
if err != nil {
|
|
req.Error = err
|
|
}
|
|
case arn.S3ObjectLambdaAccessPointARN:
|
|
err = updateRequestS3ObjectLambdaAccessPointEndpoint(req, tv)
|
|
if err != nil {
|
|
req.Error = err
|
|
}
|
|
case arn.OutpostAccessPointARN:
|
|
// outposts does not support FIPS regions
|
|
if req.Config.UseFIPSEndpoint == endpoints.FIPSEndpointStateEnabled {
|
|
req.Error = s3shared.NewFIPSConfigurationError(resource, req.ClientInfo.PartitionID,
|
|
aws.StringValue(req.Config.Region), nil)
|
|
return
|
|
}
|
|
|
|
err = updateRequestOutpostAccessPointEndpoint(req, tv)
|
|
if err != nil {
|
|
req.Error = err
|
|
}
|
|
default:
|
|
req.Error = s3shared.NewInvalidARNError(resource, nil)
|
|
}
|
|
}
|
|
|
|
func updateBucketEndpointFromParams(r *request.Request) {
|
|
bucket, ok := bucketNameFromReqParams(r.Params)
|
|
if !ok {
|
|
// Ignore operation requests if the bucket name was not provided
|
|
// if this is an input validation error the validation handler
|
|
// will report it.
|
|
return
|
|
}
|
|
updateEndpointForS3Config(r, bucket)
|
|
}
|
|
|
|
func updateRequestAccessPointEndpoint(req *request.Request, accessPoint arn.AccessPointARN) error {
|
|
// Accelerate not supported
|
|
if aws.BoolValue(req.Config.S3UseAccelerate) {
|
|
return s3shared.NewClientConfiguredForAccelerateError(accessPoint,
|
|
req.ClientInfo.PartitionID, aws.StringValue(req.Config.Region), nil)
|
|
}
|
|
|
|
// Ignore the disable host prefix for access points
|
|
req.Config.DisableEndpointHostPrefix = aws.Bool(false)
|
|
|
|
if err := accessPointEndpointBuilder(accessPoint).build(req); err != nil {
|
|
return err
|
|
}
|
|
|
|
removeBucketFromPath(req.HTTPRequest.URL)
|
|
|
|
return nil
|
|
}
|
|
|
|
func updateRequestS3ObjectLambdaAccessPointEndpoint(req *request.Request, accessPoint arn.S3ObjectLambdaAccessPointARN) error {
|
|
// DualStack not supported
|
|
if isUseDualStackEndpoint(req) {
|
|
return s3shared.NewClientConfiguredForDualStackError(accessPoint,
|
|
req.ClientInfo.PartitionID, aws.StringValue(req.Config.Region), nil)
|
|
}
|
|
|
|
// Accelerate not supported
|
|
if aws.BoolValue(req.Config.S3UseAccelerate) {
|
|
return s3shared.NewClientConfiguredForAccelerateError(accessPoint,
|
|
req.ClientInfo.PartitionID, aws.StringValue(req.Config.Region), nil)
|
|
}
|
|
|
|
// Ignore the disable host prefix for access points
|
|
req.Config.DisableEndpointHostPrefix = aws.Bool(false)
|
|
|
|
if err := s3ObjectLambdaAccessPointEndpointBuilder(accessPoint).build(req); err != nil {
|
|
return err
|
|
}
|
|
|
|
removeBucketFromPath(req.HTTPRequest.URL)
|
|
|
|
return nil
|
|
}
|
|
|
|
func updateRequestOutpostAccessPointEndpoint(req *request.Request, accessPoint arn.OutpostAccessPointARN) error {
|
|
// Accelerate not supported
|
|
if aws.BoolValue(req.Config.S3UseAccelerate) {
|
|
return s3shared.NewClientConfiguredForAccelerateError(accessPoint,
|
|
req.ClientInfo.PartitionID, aws.StringValue(req.Config.Region), nil)
|
|
}
|
|
|
|
// Dualstack not supported
|
|
if isUseDualStackEndpoint(req) {
|
|
return s3shared.NewClientConfiguredForDualStackError(accessPoint,
|
|
req.ClientInfo.PartitionID, aws.StringValue(req.Config.Region), nil)
|
|
}
|
|
|
|
// Ignore the disable host prefix for access points
|
|
req.Config.DisableEndpointHostPrefix = aws.Bool(false)
|
|
|
|
if err := outpostAccessPointEndpointBuilder(accessPoint).build(req); err != nil {
|
|
return err
|
|
}
|
|
|
|
removeBucketFromPath(req.HTTPRequest.URL)
|
|
return nil
|
|
}
|
|
|
|
func removeBucketFromPath(u *url.URL) {
|
|
u.Path = strings.Replace(u.Path, "/{Bucket}", "", -1)
|
|
if u.Path == "" {
|
|
u.Path = "/"
|
|
}
|
|
}
|
|
|
|
func buildWriteGetObjectResponseEndpoint(req *request.Request) {
|
|
// DualStack not supported
|
|
if isUseDualStackEndpoint(req) {
|
|
req.Error = awserr.New("ConfigurationError", "client configured for dualstack but not supported for operation", nil)
|
|
return
|
|
}
|
|
|
|
// Accelerate not supported
|
|
if aws.BoolValue(req.Config.S3UseAccelerate) {
|
|
req.Error = awserr.New("ConfigurationError", "client configured for accelerate but not supported for operation", nil)
|
|
return
|
|
}
|
|
|
|
signingName := s3ObjectsLambdaNamespace
|
|
signingRegion := req.ClientInfo.SigningRegion
|
|
|
|
if !hasCustomEndpoint(req) {
|
|
endpoint, err := resolveRegionalEndpoint(req, aws.StringValue(req.Config.Region), req.ClientInfo.ResolvedRegion, EndpointsID)
|
|
if err != nil {
|
|
req.Error = awserr.New(request.ErrCodeSerialization, "failed to resolve endpoint", err)
|
|
return
|
|
}
|
|
signingRegion = endpoint.SigningRegion
|
|
|
|
if err = updateRequestEndpoint(req, endpoint.URL); err != nil {
|
|
req.Error = err
|
|
return
|
|
}
|
|
updateS3HostPrefixForS3ObjectLambda(req)
|
|
}
|
|
|
|
redirectSigner(req, signingName, signingRegion)
|
|
}
|
|
|
|
func isUseDualStackEndpoint(req *request.Request) bool {
|
|
if req.Config.UseDualStackEndpoint != endpoints.DualStackEndpointStateUnset {
|
|
return req.Config.UseDualStackEndpoint == endpoints.DualStackEndpointStateEnabled
|
|
}
|
|
return aws.BoolValue(req.Config.UseDualStack)
|
|
}
|