Implement Alibaba Cloud OSS gateway support (#5103)

vendor/github.com/aliyun/aliyun-oss-go-sdk/oss/const.go

@@ -0,0 +1,132 @@
+package oss
+
+import "os"
+
+// ACLType Bucket/Object的访问控制
+type ACLType string
+
+const (
+	// ACLPrivate 私有读写
+	ACLPrivate ACLType = "private"
+
+	// ACLPublicRead 公共读私有写
+	ACLPublicRead ACLType = "public-read"
+
+	// ACLPublicReadWrite 公共读写
+	ACLPublicReadWrite ACLType = "public-read-write"
+
+	// ACLDefault Object默认权限，Bucket无此权限
+	ACLDefault ACLType = "default"
+)
+
+// MetadataDirectiveType 对象COPY时新对象是否使用原对象的Meta
+type MetadataDirectiveType string
+
+const (
+	// MetaCopy 目标对象使用源对象的META
+	MetaCopy MetadataDirectiveType = "COPY"
+
+	// MetaReplace 目标对象使用自定义的META
+	MetaReplace MetadataDirectiveType = "REPLACE"
+)
+
+// StorageClassType Bucket的存储类型
+type StorageClassType string
+
+const (
+	// StorageStandard 标准存储模式
+	StorageStandard StorageClassType = "Standard"
+
+	// StorageIA 低频存储模式
+	StorageIA StorageClassType = "IA"
+
+	// StorageArchive 归档存储模式
+	StorageArchive StorageClassType = "Archive"
+)
+
+// HTTPMethod HTTP请求方法
+type HTTPMethod string
+
+const (
+	// HTTPGet HTTP请求方法 GET
+	HTTPGet HTTPMethod = "GET"
+
+	// HTTPPut HTTP请求方法 PUT
+	HTTPPut HTTPMethod = "PUT"
+
+	// HTTPHead HTTP请求方法 HEAD
+	HTTPHead HTTPMethod = "HEAD"
+
+	// HTTPPost HTTP请求方法 POST
+	HTTPPost HTTPMethod = "POST"
+
+	// HTTPDelete HTTP请求方法 DELETE
+	HTTPDelete HTTPMethod = "DELETE"
+)
+
+// Http头标签
+const (
+	HTTPHeaderAcceptEncoding     string = "Accept-Encoding"
+	HTTPHeaderAuthorization             = "Authorization"
+	HTTPHeaderCacheControl              = "Cache-Control"
+	HTTPHeaderContentDisposition        = "Content-Disposition"
+	HTTPHeaderContentEncoding           = "Content-Encoding"
+	HTTPHeaderContentLength             = "Content-Length"
+	HTTPHeaderContentMD5                = "Content-MD5"
+	HTTPHeaderContentType               = "Content-Type"
+	HTTPHeaderContentLanguage           = "Content-Language"
+	HTTPHeaderDate                      = "Date"
+	HTTPHeaderEtag                      = "ETag"
+	HTTPHeaderExpires                   = "Expires"
+	HTTPHeaderHost                      = "Host"
+	HTTPHeaderLastModified              = "Last-Modified"
+	HTTPHeaderRange                     = "Range"
+	HTTPHeaderLocation                  = "Location"
+	HTTPHeaderOrigin                    = "Origin"
+	HTTPHeaderServer                    = "Server"
+	HTTPHeaderUserAgent                 = "User-Agent"
+	HTTPHeaderIfModifiedSince           = "If-Modified-Since"
+	HTTPHeaderIfUnmodifiedSince         = "If-Unmodified-Since"
+	HTTPHeaderIfMatch                   = "If-Match"
+	HTTPHeaderIfNoneMatch               = "If-None-Match"
+
+	HTTPHeaderOssACL                         = "X-Oss-Acl"
+	HTTPHeaderOssMetaPrefix                  = "X-Oss-Meta-"
+	HTTPHeaderOssObjectACL                   = "X-Oss-Object-Acl"
+	HTTPHeaderOssSecurityToken               = "X-Oss-Security-Token"
+	HTTPHeaderOssServerSideEncryption        = "X-Oss-Server-Side-Encryption"
+	HTTPHeaderOssCopySource                  = "X-Oss-Copy-Source"
+	HTTPHeaderOssCopySourceRange             = "X-Oss-Copy-Source-Range"
+	HTTPHeaderOssCopySourceIfMatch           = "X-Oss-Copy-Source-If-Match"
+	HTTPHeaderOssCopySourceIfNoneMatch       = "X-Oss-Copy-Source-If-None-Match"
+	HTTPHeaderOssCopySourceIfModifiedSince   = "X-Oss-Copy-Source-If-Modified-Since"
+	HTTPHeaderOssCopySourceIfUnmodifiedSince = "X-Oss-Copy-Source-If-Unmodified-Since"
+	HTTPHeaderOssMetadataDirective           = "X-Oss-Metadata-Directive"
+	HTTPHeaderOssNextAppendPosition          = "X-Oss-Next-Append-Position"
+	HTTPHeaderOssRequestID                   = "X-Oss-Request-Id"
+	HTTPHeaderOssCRC64                       = "X-Oss-Hash-Crc64ecma"
+	HTTPHeaderOssSymlinkTarget               = "X-Oss-Symlink-Target"
+)
+
+// Http Param
+const (
+	HTTPParamExpires       = "Expires"
+	HTTPParamAccessKeyID   = "OSSAccessKeyId"
+	HTTPParamSignature     = "Signature"
+	HTTPParamSecurityToken = "security-token"
+)
+
+// 其它常量
+const (
+	MaxPartSize = 5 * 1024 * 1024 * 1024 // 文件片最大值，5GB
+	MinPartSize = 100 * 1024             // 文件片最小值，100KBß
+
+	FilePermMode = os.FileMode(0664) // 新建文件默认权限
+
+	TempFilePrefix = "oss-go-temp-" // 临时文件前缀
+	TempFileSuffix = ".temp"        // 临时文件后缀
+
+	CheckpointFileSuffix = ".cp" // Checkpoint文件后缀
+
+	Version = "1.7.0" // Go sdk版本
+)