package s3 import ( "github.com/aws/aws-sdk-go/aws/client" "github.com/aws/aws-sdk-go/aws/request" "github.com/aws/aws-sdk-go/internal/s3err" ) func init() { initClient = defaultInitClientFn initRequest = defaultInitRequestFn } func defaultInitClientFn(c *client.Client) { // Support building custom endpoints based on config c.Handlers.Build.PushFront(updateEndpointForS3Config) // Require SSL when using SSE keys c.Handlers.Validate.PushBack(validateSSERequiresSSL) c.Handlers.Build.PushBack(computeSSEKeyMD5) c.Handlers.Build.PushBack(computeCopySourceSSEKeyMD5) // S3 uses custom error unmarshaling logic c.Handlers.UnmarshalError.Clear() c.Handlers.UnmarshalError.PushBack(unmarshalError) c.Handlers.UnmarshalError.PushBackNamed(s3err.RequestFailureWrapperHandler()) } func defaultInitRequestFn(r *request.Request) { // Add reuest handlers for specific platforms. // e.g. 100-continue support for PUT requests using Go 1.6 platformRequestHandlers(r) switch r.Operation.Name { case opPutBucketCors, opPutBucketLifecycle, opPutBucketPolicy, opPutBucketTagging, opDeleteObjects, opPutBucketLifecycleConfiguration, opPutObjectLegalHold, opPutObjectRetention, opPutObjectLockConfiguration, opPutBucketReplication: // These S3 operations require Content-MD5 to be set r.Handlers.Build.PushBack(contentMD5) case opGetBucketLocation: // GetBucketLocation has custom parsing logic r.Handlers.Unmarshal.PushFront(buildGetBucketLocation) case opCreateBucket: // Auto-populate LocationConstraint with current region r.Handlers.Validate.PushFront(populateLocationConstraint) case opCopyObject, opUploadPartCopy, opCompleteMultipartUpload: r.Handlers.Unmarshal.PushFront(copyMultipartStatusOKUnmarhsalError) r.Handlers.Unmarshal.PushBackNamed(s3err.RequestFailureWrapperHandler()) case opPutObject, opUploadPart: r.Handlers.Build.PushBack(computeBodyHashes) // Disabled until #1837 root issue is resolved. // case opGetObject: // r.Handlers.Build.PushBack(askForTxEncodingAppendMD5) // r.Handlers.Unmarshal.PushBack(useMD5ValidationReader) } } // bucketGetter is an accessor interface to grab the "Bucket" field from // an S3 type. type bucketGetter interface { getBucket() string } // sseCustomerKeyGetter is an accessor interface to grab the "SSECustomerKey" // field from an S3 type. type sseCustomerKeyGetter interface { getSSECustomerKey() string } // copySourceSSECustomerKeyGetter is an accessor interface to grab the // "CopySourceSSECustomerKey" field from an S3 type. type copySourceSSECustomerKeyGetter interface { getCopySourceSSECustomerKey() string }