support acl

weed/s3api/s3api_errors.go

@@ -27,6 +27,7 @@ type ErrorCode int
 // Error codes, see full list at http://docs.aws.amazon.com/AmazonS3/latest/API/ErrorResponses.html
 const (
 	ErrNone ErrorCode = iota
+	ErrAccessDenied
 	ErrMethodNotAllowed
 	ErrBucketNotEmpty
 	ErrBucketAlreadyExists
@@ -43,12 +44,39 @@ const (
 	ErrInternalError
 	ErrInvalidCopyDest
 	ErrInvalidCopySource
+	ErrAuthHeaderEmpty
+	ErrSignatureVersionNotSupported
+	ErrMissingFields
+	ErrMissingCredTag
+	ErrCredMalformed
+	ErrMalformedDate
+	ErrMalformedPresignedDate
+	ErrMalformedCredentialDate
+	ErrMissingSignHeadersTag
+	ErrMissingSignTag
+	ErrUnsignedHeaders
+	ErrInvalidQueryParams
+	ErrInvalidQuerySignatureAlgo
+	ErrExpiredPresignRequest
+	ErrMalformedExpires
+	ErrNegativeExpires
+	ErrMaximumExpires
+	ErrSignatureDoesNotMatch
+	ErrContentSHA256Mismatch
+	ErrInvalidAccessKeyID
+	ErrRequestNotReadyYet
+	ErrMissingDateHeader
 	ErrNotImplemented
 )
 
 // error code to APIError structure, these fields carry respective
 // descriptions for all the error responses.
 var errorCodeResponse = map[ErrorCode]APIError{
+	ErrAccessDenied: {
+		Code:           "AccessDenied",
+		Description:    "Access Denied.",
+		HTTPStatusCode: http.StatusForbidden,
+	},
 	ErrMethodNotAllowed: {
 		Code:           "MethodNotAllowed",
 		Description:    "The specified method is not allowed against this resource.",
@@ -132,6 +160,117 @@ var errorCodeResponse = map[ErrorCode]APIError{
 		HTTPStatusCode: http.StatusBadRequest,
 	},
 
+	ErrAuthHeaderEmpty: {
+		Code:           "InvalidArgument",
+		Description:    "Authorization header is invalid -- one and only one ' ' (space) required.",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrSignatureVersionNotSupported: {
+		Code:           "InvalidRequest",
+		Description:    "The authorization mechanism you have provided is not supported. Please use AWS4-HMAC-SHA256.",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrMissingFields: {
+		Code:           "MissingFields",
+		Description:    "Missing fields in request.",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrMissingCredTag: {
+		Code:           "InvalidRequest",
+		Description:    "Missing Credential field for this request.",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrCredMalformed: {
+		Code:           "AuthorizationQueryParametersError",
+		Description:    "Error parsing the X-Amz-Credential parameter; the Credential is mal-formed; expecting \"<YOUR-AKID>/YYYYMMDD/REGION/SERVICE/aws4_request\".",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrMalformedDate: {
+		Code:           "MalformedDate",
+		Description:    "Invalid date format header, expected to be in ISO8601, RFC1123 or RFC1123Z time format.",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrMalformedPresignedDate: {
+		Code:           "AuthorizationQueryParametersError",
+		Description:    "X-Amz-Date must be in the ISO8601 Long Format \"yyyyMMdd'T'HHmmss'Z'\"",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrMissingSignHeadersTag: {
+		Code:           "InvalidArgument",
+		Description:    "Signature header missing SignedHeaders field.",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrMissingSignTag: {
+		Code:           "AccessDenied",
+		Description:    "Signature header missing Signature field.",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+
+	ErrUnsignedHeaders: {
+		Code:           "AccessDenied",
+		Description:    "There were headers present in the request which were not signed",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrInvalidQueryParams: {
+		Code:           "AuthorizationQueryParametersError",
+		Description:    "Query-string authentication version 4 requires the X-Amz-Algorithm, X-Amz-Credential, X-Amz-Signature, X-Amz-Date, X-Amz-SignedHeaders, and X-Amz-Expires parameters.",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrInvalidQuerySignatureAlgo: {
+		Code:           "AuthorizationQueryParametersError",
+		Description:    "X-Amz-Algorithm only supports \"AWS4-HMAC-SHA256\".",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrExpiredPresignRequest: {
+		Code:           "AccessDenied",
+		Description:    "Request has expired",
+		HTTPStatusCode: http.StatusForbidden,
+	},
+	ErrMalformedExpires: {
+		Code:           "AuthorizationQueryParametersError",
+		Description:    "X-Amz-Expires should be a number",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrNegativeExpires: {
+		Code:           "AuthorizationQueryParametersError",
+		Description:    "X-Amz-Expires must be non-negative",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrMaximumExpires: {
+		Code:           "AuthorizationQueryParametersError",
+		Description:    "X-Amz-Expires must be less than a week (in seconds); that is, the given X-Amz-Expires must be less than 604800 seconds",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+
+	ErrInvalidAccessKeyID: {
+		Code:           "InvalidAccessKeyId",
+		Description:    "The access key ID you provided does not exist in our records.",
+		HTTPStatusCode: http.StatusForbidden,
+	},
+
+	ErrRequestNotReadyYet: {
+		Code:           "AccessDenied",
+		Description:    "Request is not valid yet",
+		HTTPStatusCode: http.StatusForbidden,
+	},
+
+	ErrSignatureDoesNotMatch: {
+		Code:           "SignatureDoesNotMatch",
+		Description:    "The request signature we calculated does not match the signature you provided. Check your key and signing method.",
+		HTTPStatusCode: http.StatusForbidden,
+	},
+
+	ErrContentSHA256Mismatch: {
+		Code:           "XAmzContentSHA256Mismatch",
+		Description:    "The provided 'x-amz-content-sha256' header does not match what was computed.",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+	ErrMissingDateHeader: {
+		Code:           "AccessDenied",
+		Description:    "AWS authentication requires a valid Date or x-amz-date header",
+		HTTPStatusCode: http.StatusBadRequest,
+	},
+
 	ErrNotImplemented: {
 		Code:           "NotImplemented",
 		Description:    "A header you provided implies functionality that is not implemented",