cmd

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 Go to latest Published: Mar 28, 2018 License: Apache-2.0 Imports: 105 Imported by: 0

Documentation

Overview

Package cmd This file implements AWS Access Policy Language parser in accordance with http://docs.aws.amazon.com/AmazonS3/latest/dev/access-policy-language-overview.html

Package cmd This file implements helper functions to validate AWS Signature Version '4' authorization header.

This package provides comprehensive helpers for following signature types. - Based on Authorization header. - Based on Query parameters. - Based on Form POST policy.

Package cmd This file implements helper functions to validate Streaming AWS Signature Version '4' authorization header.

Index

Constants

View Source 
const (
	// SSECustomerAlgorithm is the AWS SSE-C algorithm HTTP header key.
	SSECustomerAlgorithm = "X-Amz-Server-Side-Encryption-Customer-Algorithm"
	// SSECustomerKey is the AWS SSE-C encryption key HTTP header key.
	SSECustomerKey = "X-Amz-Server-Side-Encryption-Customer-Key"
	// SSECustomerKeyMD5 is the AWS SSE-C encryption key MD5 HTTP header key.
	SSECustomerKeyMD5 = "X-Amz-Server-Side-Encryption-Customer-Key-MD5"

	// SSECopyCustomerAlgorithm is the AWS SSE-C algorithm HTTP header key for CopyObject API.
	SSECopyCustomerAlgorithm = "X-Amz-Copy-Source-Server-Side-Encryption-Customer-Algorithm"
	// SSECopyCustomerKey is the AWS SSE-C encryption key HTTP header key for CopyObject API.
	SSECopyCustomerKey = "X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key"
	// SSECopyCustomerKeyMD5 is the AWS SSE-C encryption key MD5 HTTP header key for CopyObject API.
	SSECopyCustomerKeyMD5 = "X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key-MD5"
)
View Source 
const (
	// SSECustomerKeySize is the size of valid client provided encryption keys in bytes.
	// Currently AWS supports only AES256. So the SSE-C key size is fixed to 32 bytes.
	SSECustomerKeySize = 32

	// SSEIVSize is the size of the IV data
	SSEIVSize = 32 // 32 bytes

	// SSECustomerAlgorithmAES256 the only valid S3 SSE-C encryption algorithm identifier.
	SSECustomerAlgorithmAES256 = "AES256"
)
View Source 
const (
	// ServerSideEncryptionIV is a 32 byte randomly generated IV used to derive an
	// unique key encryption key from the client provided key. The combination of this value
	// and the client-provided key MUST be unique.
	ServerSideEncryptionIV = ReservedMetadataPrefix + "Server-Side-Encryption-Iv"

	// ServerSideEncryptionSealAlgorithm identifies a combination of a cryptographic hash function and
	// an authenticated en/decryption scheme to seal the object encryption key.
	ServerSideEncryptionSealAlgorithm = ReservedMetadataPrefix + "Server-Side-Encryption-Seal-Algorithm"

	// ServerSideEncryptionSealedKey is the sealed object encryption key. The sealed key can be decrypted
	// by the key encryption key derived from the client provided key and the server-side-encryption IV.
	ServerSideEncryptionSealedKey = ReservedMetadataPrefix + "Server-Side-Encryption-Sealed-Key"
)
View Source 
const (
	// SHA256 represents the SHA-256 hash function
	SHA256 = BitrotAlgorithm(crypto.SHA256)

	// HighwayHash256 represents the HighwayHash-256 hash function
	HighwayHash256 = BitrotAlgorithm(crypto.SHA3_256) // we must define that HighwayHash-256 is SHA3-256 because there is no HighwayHash constant in golang/crypto yet.

	// BLAKE2b512 represents the BLAKE2b-256 hash function
	BLAKE2b512 = BitrotAlgorithm(crypto.BLAKE2b_512)
)
View Source 
const GatewayMinioSysTmp = "minio.sys.tmp/"

GatewayMinioSysTmp prefix is used in Azure/GCS gateway for save metadata sent by Initialize Multipart Upload API.

View Source 
const MaxJitter = 1.0

MaxJitter will randomize over the full exponential backoff time

View Source 
const NoJitter = 0.0

NoJitter disables the use of jitter for randomizing the exponential backoff time

View Source 
const ReservedMetadataPrefix = "X-Minio-Internal-"

ReservedMetadataPrefix is the prefix of a metadata key which is reserved and for internal use only.

View Source 
const SSESealAlgorithmDareSha256 = "DARE-SHA256"

SSESealAlgorithmDareSha256 specifies DARE as authenticated en/decryption scheme and SHA256 as cryptographic hash function.

View Source 
const TLSPrivateKeyPassword = "MINIO_CERT_PASSWD"

TLSPrivateKeyPassword is the environment variable which contains the password used to decrypt the TLS private key. It must be set if the TLS private key is password protected.

Variables

View Source 
var (
	// GOPATH - GOPATH value at the time of build.
	GOPATH = build.Default.GOPATH

	// Version - version time.RFC3339.
	Version = goGetTag
	// ReleaseTag - release tag in TAG.%Y-%m-%dT%H-%M-%SZ.
	ReleaseTag = goGetTag
	// CommitID - latest commit id.
	CommitID = goGetTag
	// ShortCommitID - first 12 characters from CommitID.
	ShortCommitID = CommitID[:12]
)

DO NOT EDIT THIS FILE DIRECTLY. These are build-time constants set through ‘buildscripts/gen-ldflags.go’.

View Source 
var (
	// CanonicalizeETag provides canonicalizeETag function alias.
	CanonicalizeETag = canonicalizeETag

	// MustGetUUID function alias.
	MustGetUUID = mustGetUUID

	// ErrorIf provides errorIf function alias.
	ErrorIf = errorIf

	// FatalIf provides fatalIf function alias.
	FatalIf = fatalIf
)
View Source 
var DefaultBitrotAlgorithm = HighwayHash256

DefaultBitrotAlgorithm is the default algorithm used for bitrot protection.

Functions

func AnonErrToObjectErr 

func AnonErrToObjectErr(statusCode int, params ...string) error

AnonErrToObjectErr - converts standard http codes into meaningful object layer errors.

func CheckLocalServerAddr 

func CheckLocalServerAddr(serverAddr string) error

CheckLocalServerAddr - checks if serverAddr is valid and local host.

func CreateEndpoints 

func CreateEndpoints(serverAddr string, args ...[]string) (string, EndpointList, SetupType, error)

CreateEndpoints - validates and creates new endpoints for given args.

func DecryptAllBlocksCopyRequest 

func DecryptAllBlocksCopyRequest(client io.Writer, r *http.Request, objInfo ObjectInfo) (io.WriteCloser, int64, error)

DecryptAllBlocksCopyRequest - setup a struct which can decrypt many concatenated encrypted data parts information helps to know the boundaries of each encrypted data block, this function decrypts all parts starting from part-1.

func DecryptBlocksRequest 

func DecryptBlocksRequest(client io.Writer, r *http.Request, startOffset, length int64, objInfo ObjectInfo, copySource bool) (io.WriteCloser, int64, int64, error)

DecryptBlocksRequest - setup a struct which can decrypt many concatenated encrypted data parts information helps to know the boundaries of each encrypted data block.

func DecryptCopyRequest 

func DecryptCopyRequest(client io.Writer, r *http.Request, metadata map[string]string) (io.WriteCloser, error)

DecryptCopyRequest decrypts the object with the client provided key. It also removes the client-side-encryption metadata from the object and sets the correct headers.

func DecryptRequest 

func DecryptRequest(client io.Writer, r *http.Request, metadata map[string]string) (io.WriteCloser, error)

DecryptRequest decrypts the object with the client provided key. It also removes the client-side-encryption metadata from the object and sets the correct headers.

func DecryptRequestWithSequenceNumber 

func DecryptRequestWithSequenceNumber(client io.Writer, r *http.Request, seqNumber uint32, metadata map[string]string) (io.WriteCloser, error)

DecryptRequestWithSequenceNumber decrypts the object with the client provided key. It also removes the client-side-encryption metadata from the object and sets the correct headers.

func DownloadReleaseData 

func DownloadReleaseData(timeout time.Duration, mode string) (data string, err error)

DownloadReleaseData - downloads release data from minio official server.

func EncryptRequest 

func EncryptRequest(content io.Reader, r *http.Request, metadata map[string]string) (io.Reader, error)

EncryptRequest takes the client provided content and encrypts the data with the client provided key. It also marks the object as client-side-encrypted and sets the correct headers.

func ErrorRespToObjectError 

func ErrorRespToObjectError(err error, params ...string) error

ErrorRespToObjectError converts Minio errors to minio object layer errors.

func Fallocate 

func Fallocate(fd int, offset int64, len int64) error

Fallocate uses the linux Fallocate syscall, which helps us to be sure that subsequent writes on a file just created will not fail, in addition, file allocation will be contigous on the disk

func FromMinioClientMetadata 

func FromMinioClientMetadata(metadata map[string][]string) map[string]string

FromMinioClientMetadata converts minio metadata to map[string]string

func GenETag 

func GenETag() string

GenETag - generate UUID based ETag

func GetCurrentReleaseTime 

func GetCurrentReleaseTime() (releaseTime time.Time, err error)

GetCurrentReleaseTime - returns this process's release time. If it is official minio version, parsed version is returned else minio binary's mod time is returned.

func GetLocalPeer 

func GetLocalPeer(endpoints EndpointList) (localPeer string)

GetLocalPeer - returns local peer value, returns globalMinioAddr for FS and Erasure mode. In case of distributed server return the first element from the set of peers which indicate that they are local. There is always one entry that is local even with repeated server endpoints.

func GetRemotePeers 

func GetRemotePeers(endpoints EndpointList) []string

GetRemotePeers - get hosts information other than this minio service.

func IsBOSH 

func IsBOSH() bool

IsBOSH returns true if minio is deployed from a bosh package

func IsDCOS 

func IsDCOS() bool

IsDCOS returns true if minio is running in DCOS.

func IsDocker 

func IsDocker() bool

IsDocker - returns if the environment minio is running in docker or not. The check is a simple file existence check.

https://github.com/moby/moby/blob/master/daemon/initlayer/setup_unix.go#L25 

"/.dockerenv":      "file",

func IsKubernetes 

func IsKubernetes() bool

IsKubernetes returns true if minio is running in kubernetes.

func IsSourceBuild 

func IsSourceBuild() bool

IsSourceBuild - returns if this binary is a non-official build from source code.

func IsValidBucketName 

func IsValidBucketName(bucket string) bool

IsValidBucketName verifies that a bucket name is in accordance with Amazon's requirements (i.e. DNS naming conventions). It must be 3-63 characters long, and it must be a sequence of one or more labels separated by periods. Each label can contain lowercase ascii letters, decimal digits and hyphens, but must not begin or end with a hyphen. See: http://docs.aws.amazon.com/AmazonS3/latest/dev/BucketRestrictions.html

func IsValidObjectName 

func IsValidObjectName(object string) bool

IsValidObjectName verifies an object name in accordance with Amazon's requirements. It cannot exceed 1024 characters and must be a valid UTF8 string.

See: http://docs.aws.amazon.com/AmazonS3/latest/dev/UsingMetadata.html

You should avoid the following characters in a key name because of significant special handling for consistency across all applications.

Rejects strings with following characters.

- Backslash ("\")

additionally minio does not support object names with trailing "/".

func IsValidObjectPrefix 

func IsValidObjectPrefix(object string) bool

IsValidObjectPrefix verifies whether the prefix is a valid object name. Its valid to have a empty prefix.

func LivenessCheckHandler 

func LivenessCheckHandler(w http.ResponseWriter, r *http.Request)

LivenessCheckHandler -- checks if server can ListBuckets internally. If not, server is considered to have failed and needs to be restarted. Liveness probes are used to detect situations where application (minio) has gone into a state where it can not recover except by being restarted.

func Main 

func Main(args []string)

Main main for minio server.

func NewCustomHTTPTransport 

func NewCustomHTTPTransport() http.RoundTripper

NewCustomHTTPTransport returns a new http configuration used while communicating with the cloud backends. This sets the value for MaxIdleConnsPerHost from 2 (go default) to 100.

func ParseGatewayEndpoint 

func ParseGatewayEndpoint(arg string) (endPoint string, secure bool, err error)

ParseGatewayEndpoint - Return endpoint.

func ParseSSECopyCustomerRequest 

func ParseSSECopyCustomerRequest(r *http.Request) (key []byte, err error)

ParseSSECopyCustomerRequest parses the SSE-C header fields of the provided request. It returns the client provided key on success.

func ParseSSECustomerHeader 

func ParseSSECustomerHeader(header http.Header) (key []byte, err error)

ParseSSECustomerHeader parses the SSE-C header fields and returns the client provided key on success.

func ParseSSECustomerRequest 

func ParseSSECustomerRequest(r *http.Request) (key []byte, err error)

ParseSSECustomerRequest parses the SSE-C header fields of the provided request. It returns the client provided key on success.

func ReadBucketPolicy 

func ReadBucketPolicy(bucket string, objAPI ObjectLayer) (policy.BucketAccessPolicy, error)

ReadBucketPolicy - reads bucket policy for an input bucket, returns BucketPolicyNotFound if bucket policy is not found. This function also parses the bucket policy into an object.

func ReadinessCheckHandler 

func ReadinessCheckHandler(w http.ResponseWriter, r *http.Request)

ReadinessCheckHandler -- checks if there are more than threshold number of goroutines running, returns service unavailable. Readiness probes are used to detect situations where application is under heavy load and temporarily unable to serve. In a orchestrated setup like Kubernetes, containers reporting that they are not ready do not receive traffic through Kubernetes Services.

func RegisterGatewayCommand 

func RegisterGatewayCommand(cmd cli.Command) error

RegisterGatewayCommand registers a new command for gateway.

func RemoveListener 

func RemoveListener(objAPI ObjectLayer, bucketName string, targetID event.TargetID, addr xnet.Host) error

RemoveListener - removes HTTP client currently listening for events from listener.json.

func SaveListener 

func SaveListener(objAPI ObjectLayer, bucketName string, eventNames []event.Name, pattern string, targetID event.TargetID, addr xnet.Host) error

SaveListener - saves HTTP client currently listening for events to listener.json.

func StartGateway 

func StartGateway(ctx *cli.Context, gw Gateway)

StartGateway - handler for 'minio gateway <name>'.

func StorageReader 

func StorageReader(storage StorageAPI, volume, path string, offset int64) io.Reader

StorageReader returns a new io.Reader which reads data to the file at the given disk, volume, path and offset.

func StorageWriter 

func StorageWriter(storage StorageAPI, volume, path string) io.Writer

StorageWriter returns a new io.Writer which appends data to the file at the given disk, volume and path.

func ToMinioClientCompletePart 

func ToMinioClientCompletePart(part CompletePart) minio.CompletePart

ToMinioClientCompletePart converts CompletePart to minio CompletePart

func ToMinioClientCompleteParts 

func ToMinioClientCompleteParts(parts []CompletePart) []minio.CompletePart

ToMinioClientCompleteParts converts []CompletePart to minio []CompletePart

func ToMinioClientMetadata 

func ToMinioClientMetadata(metadata map[string]string) map[string]string

ToMinioClientMetadata converts metadata to map[string][]string

func ToS3ETag 

func ToS3ETag(etag string) string

ToS3ETag - return checksum to ETag

func UTCNow 

func UTCNow() time.Time

UTCNow - returns current UTC time.

func ValidateGatewayArguments 

func ValidateGatewayArguments(serverAddr, endpointAddr string) error

ValidateGatewayArguments - Validate gateway arguments.

Types

type APIError 

type APIError struct {
	Code           string
	Description    string
	HTTPStatusCode int
}

APIError structure

type APIErrorCode 

type APIErrorCode int

APIErrorCode type of error status. 

const (
	ErrNone APIErrorCode = iota
	ErrAccessDenied
	ErrBadDigest
	ErrEntityTooSmall
	ErrEntityTooLarge
	ErrIncompleteBody
	ErrInternalError
	ErrInvalidAccessKeyID
	ErrInvalidBucketName
	ErrInvalidDigest
	ErrInvalidRange
	ErrInvalidCopyPartRange
	ErrInvalidCopyPartRangeSource
	ErrInvalidMaxKeys
	ErrInvalidMaxUploads
	ErrInvalidMaxParts
	ErrInvalidPartNumberMarker
	ErrInvalidRequestBody
	ErrInvalidCopySource
	ErrInvalidMetadataDirective
	ErrInvalidCopyDest
	ErrInvalidPolicyDocument
	ErrInvalidObjectState
	ErrMalformedXML
	ErrMissingContentLength
	ErrMissingContentMD5
	ErrMissingRequestBodyError
	ErrNoSuchBucket
	ErrNoSuchBucketPolicy
	ErrNoSuchKey
	ErrNoSuchUpload
	ErrNotImplemented
	ErrPreconditionFailed
	ErrRequestTimeTooSkewed
	ErrSignatureDoesNotMatch
	ErrMethodNotAllowed
	ErrInvalidPart
	ErrInvalidPartOrder
	ErrAuthorizationHeaderMalformed
	ErrMalformedPOSTRequest
	ErrPOSTFileRequired
	ErrSignatureVersionNotSupported
	ErrBucketNotEmpty
	ErrAllAccessDisabled
	ErrMalformedPolicy
	ErrMissingFields
	ErrMissingCredTag
	ErrCredMalformed
	ErrInvalidRegion
	ErrInvalidService
	ErrInvalidRequestVersion
	ErrMissingSignTag
	ErrMissingSignHeadersTag
	ErrPolicyAlreadyExpired
	ErrMalformedDate
	ErrMalformedPresignedDate
	ErrMalformedCredentialDate
	ErrMalformedCredentialRegion
	ErrMalformedExpires
	ErrNegativeExpires
	ErrAuthHeaderEmpty
	ErrExpiredPresignRequest
	ErrRequestNotReadyYet
	ErrUnsignedHeaders
	ErrMissingDateHeader
	ErrInvalidQuerySignatureAlgo
	ErrInvalidQueryParams
	ErrBucketAlreadyOwnedByYou
	ErrInvalidDuration
	ErrBucketAlreadyExists
	ErrMetadataTooLarge
	ErrUnsupportedMetadata
	ErrMaximumExpires
	ErrSlowDown
	ErrInvalidPrefixMarker

	// Server-Side-Encryption (with Customer provided key) related API errors.
	ErrInsecureSSECustomerRequest
	ErrSSEMultipartEncrypted
	ErrSSEEncryptedObject
	ErrInvalidEncryptionParameters
	ErrInvalidSSECustomerAlgorithm
	ErrInvalidSSECustomerKey
	ErrMissingSSECustomerKey
	ErrMissingSSECustomerKeyMD5
	ErrSSECustomerKeyMD5Mismatch

	// Bucket notification related errors.
	ErrEventNotification
	ErrARNNotification
	ErrRegionNotification
	ErrOverlappingFilterNotification
	ErrFilterNameInvalid
	ErrFilterNamePrefix
	ErrFilterNameSuffix
	ErrFilterValueInvalid
	ErrOverlappingConfigs
	ErrUnsupportedNotification

	// S3 extended errors.
	ErrContentSHA256Mismatch

	// Minio extended errors.
	ErrReadQuorum
	ErrWriteQuorum
	ErrStorageFull
	ErrRequestBodyParse
	ErrObjectExistsAsDirectory
	ErrPolicyNesting
	ErrInvalidObjectName
	ErrInvalidResourceName
	ErrServerNotInitialized
	ErrOperationTimedOut
	ErrPartsSizeUnequal
	ErrInvalidRequest

	// Minio storage class error codes
	ErrInvalidStorageClass

	ErrMalformedJSON
	ErrAdminInvalidAccessKey
	ErrAdminInvalidSecretKey
	ErrAdminConfigNoQuorum
	ErrAdminConfigTooLarge
	ErrAdminConfigBadJSON
	ErrAdminCredentialsMismatch
	ErrInsecureClientRequest
	ErrObjectTampered
	ErrHealNotImplemented
	ErrHealNoSuchProcess
	ErrHealInvalidClientToken
	ErrHealMissingBucket
	ErrHealAlreadyRunning
	ErrHealOverlappingPaths
)

Error codes, non exhaustive list - http://docs.aws.amazon.com/AmazonS3/latest/API/ErrorResponses.html

func DecryptCopyObjectInfo 

func DecryptCopyObjectInfo(info *ObjectInfo, headers http.Header) (apiErr APIErrorCode, encrypted bool)

DecryptCopyObjectInfo tries to decrypt the provided object if it is encrypted. It fails if the object is encrypted and the HTTP headers don't contain SSE-C headers or the object is not encrypted but SSE-C headers are provided. (AWS behavior) DecryptObjectInfo returns 'ErrNone' if the object is not encrypted or the decryption succeeded.

DecryptCopyObjectInfo also returns whether the object is encrypted or not.

func DecryptObjectInfo 

func DecryptObjectInfo(info *ObjectInfo, headers http.Header) (apiErr APIErrorCode, encrypted bool)

DecryptObjectInfo tries to decrypt the provided object if it is encrypted. It fails if the object is encrypted and the HTTP headers don't contain SSE-C headers or the object is not encrypted but SSE-C headers are provided. (AWS behavior) DecryptObjectInfo returns 'ErrNone' if the object is not encrypted or the decryption succeeded.

DecryptObjectInfo also returns whether the object is encrypted or not.

type APIErrorResponse 

type APIErrorResponse struct {
	XMLName    xml.Name `xml:"Error" json:"-"`
	Code       string
	Message    string
	Key        string
	BucketName string
	Resource   string
	RequestID  string `xml:"RequestId" json:"RequestId"`
	HostID     string `xml:"HostId" json:"HostId"`
}

APIErrorResponse - error response format

type AllAccessDisabled 

type AllAccessDisabled GenericError

AllAccessDisabled All access to this object has been disabled

func (AllAccessDisabled) Error 

func (e AllAccessDisabled) Error() string

Return string an error formatted as the given text.

type AppendFileArgs 

type AppendFileArgs struct {
	// Authentication token generated by Login.
	AuthRPCArgs

	// Name of the volume.
	Vol string

	// Name of the path.
	Path string

	// Data buffer to be saved at path.
	Buffer []byte
}

AppendFileArgs represents append file RPC arguments.

type AuthRPCArgs 

type AuthRPCArgs struct {
	// Authentication token to be verified by the server for every RPC call.
	AuthToken string
	Version   semVersion
}

AuthRPCArgs represents minimum required arguments to make any authenticated RPC call.

func (AuthRPCArgs) IsAuthenticated 

func (args AuthRPCArgs) IsAuthenticated() error

IsAuthenticated - validated whether this auth RPC args are already authenticated or not.

func (*AuthRPCArgs) SetAuthToken 

func (args *AuthRPCArgs) SetAuthToken(authToken string)

SetAuthToken - sets the token to the supplied value.

func (*AuthRPCArgs) SetRPCAPIVersion 

func (args *AuthRPCArgs) SetRPCAPIVersion(version semVersion)

SetRPCAPIVersion - sets the rpc version to the supplied value.

type AuthRPCClient 

type AuthRPCClient struct {
	sync.RWMutex // Mutex to lock this object.
	// contains filtered or unexported fields
}

AuthRPCClient is a authenticated RPC client which does authentication before doing Call().

func (*AuthRPCClient) Call 

func (authClient *AuthRPCClient) Call(serviceMethod string, args interface {
	SetAuthToken(authToken string)
	SetRPCAPIVersion(version semVersion)
}, reply interface{}) (err error)

Call executes RPC call till success or globalAuthRPCRetryThreshold on ErrShutdown.

func (*AuthRPCClient) Close 

func (authClient *AuthRPCClient) Close() error

Close closes underlying RPC Client.

func (*AuthRPCClient) Login 

func (authClient *AuthRPCClient) Login() (err error)

Login a JWT based authentication is performed with rpc server.

func (*AuthRPCClient) ServerAddr 

func (authClient *AuthRPCClient) ServerAddr() string

ServerAddr returns the serverAddr (network address) of the connection.

func (*AuthRPCClient) ServiceEndpoint 

func (authClient *AuthRPCClient) ServiceEndpoint() string

ServiceEndpoint returns the RPC service endpoint of the connection.

type AuthRPCReply 

type AuthRPCReply struct{}

AuthRPCReply represents minimum required reply for any authenticated RPC call.

type AuthRPCServer 

type AuthRPCServer struct{}

AuthRPCServer RPC server authenticates using JWT.

func (AuthRPCServer) Login 

func (b AuthRPCServer) Login(args *LoginRPCArgs, reply *LoginRPCReply) error

Login - Handles JWT based RPC login.

type BackendType 

type BackendType int

BackendType - represents different backend types. 

const (
	Unknown BackendType = iota
	// Filesystem backend.
	FS
	// Multi disk Erasure (single, distributed) backend.
	Erasure
)

Enum for different backend types.

type BitrotAlgorithm 

type BitrotAlgorithm crypto.Hash

BitrotAlgorithm specifies a algorithm used for bitrot protection.

func BitrotAlgorithmFromString 

func BitrotAlgorithmFromString(s string) (a BitrotAlgorithm)

BitrotAlgorithmFromString returns a bitrot algorithm from the given string representation. It returns 0 if the string representation does not match any supported algorithm. The zero value of a bitrot algorithm is never supported.

func (BitrotAlgorithm) Available 

func (a BitrotAlgorithm) Available() bool

Available reports whether the given algorihm is a supported and linked into the binary.

func (BitrotAlgorithm) New 

func (a BitrotAlgorithm) New() hash.Hash

New returns a new hash.Hash calculating the given bitrot algorithm. New panics if the algorithm is not supported or not linked into the binary.

func (BitrotAlgorithm) String 

func (a BitrotAlgorithm) String() string

String returns the string identifier for a given bitrot algorithm. If the algorithm is not supported String panics.

type BitrotVerifier 

type BitrotVerifier struct {
	hash.Hash
	// contains filtered or unexported fields
}

BitrotVerifier can be used to verify protected data.

func NewBitrotVerifier 

func NewBitrotVerifier(algorithm BitrotAlgorithm, checksum []byte) *BitrotVerifier

NewBitrotVerifier returns a new BitrotVerifier implementing the given algorithm.

func (*BitrotVerifier) IsVerified 

func (v *BitrotVerifier) IsVerified() bool

IsVerified returns true iff Verify was called at least once.

func (*BitrotVerifier) Verify 

func (v *BitrotVerifier) Verify() bool

Verify returns true iff the computed checksum of the verifier matches the the checksum provided when the verifier was created.

type BrowserFlag 

type BrowserFlag bool

BrowserFlag - wrapper bool type.

func ParseBrowserFlag 

func ParseBrowserFlag(s string) (bf BrowserFlag, err error)

ParseBrowserFlag - parses string into BrowserFlag.

func (BrowserFlag) MarshalJSON 

func (bf BrowserFlag) MarshalJSON() ([]byte, error)

MarshalJSON - converts BrowserFlag into JSON data.

func (BrowserFlag) String 

func (bf BrowserFlag) String() string

String - returns string of BrowserFlag.

func (*BrowserFlag) UnmarshalJSON 

func (bf *BrowserFlag) UnmarshalJSON(data []byte) (err error)

UnmarshalJSON - parses given data into BrowserFlag.

type Bucket 

type Bucket struct {
	Name         string
	CreationDate string // time string of format "2006-01-02T15:04:05.000Z"
}

Bucket container for bucket metadata

type BucketAccessPolicy 

type BucketAccessPolicy struct {
	Bucket string              `json:"bucket"`
	Prefix string              `json:"prefix"`
	Policy policy.BucketPolicy `json:"policy"`
}

BucketAccessPolicy - Collection of canned bucket policy at a given prefix.

type BucketAlreadyExists 

type BucketAlreadyExists GenericError

BucketAlreadyExists the requested bucket name is not available.

func (BucketAlreadyExists) Error 

func (e BucketAlreadyExists) Error() string

type BucketAlreadyOwnedByYou 

type BucketAlreadyOwnedByYou GenericError

BucketAlreadyOwnedByYou already owned by you.

func (BucketAlreadyOwnedByYou) Error 

func (e BucketAlreadyOwnedByYou) Error() string

type BucketExists 

type BucketExists GenericError

BucketExists bucket exists.

func (BucketExists) Error 

func (e BucketExists) Error() string

type BucketInfo 

type BucketInfo struct {
	// Name of the bucket.
	Name string

	// Date and time when the bucket was created.
	Created time.Time
}

BucketInfo - represents bucket metadata.

type BucketNameInvalid 

type BucketNameInvalid GenericError

BucketNameInvalid - bucketname provided is invalid.

func (BucketNameInvalid) Error 

func (e BucketNameInvalid) Error() string

Return string an error formatted as the given text.

type BucketNotEmpty 

type BucketNotEmpty GenericError

BucketNotEmpty bucket is not empty.

func (BucketNotEmpty) Error 

func (e BucketNotEmpty) Error() string

type BucketNotFound 

type BucketNotFound GenericError

BucketNotFound bucket does not exist.

func (BucketNotFound) Error 

func (e BucketNotFound) Error() string

type BucketPolicyNotFound 

type BucketPolicyNotFound GenericError

BucketPolicyNotFound - no bucket policy found.

func (BucketPolicyNotFound) Error 

func (e BucketPolicyNotFound) Error() string

type ChecksumInfo 

type ChecksumInfo struct {
	Name      string
	Algorithm BitrotAlgorithm
	Hash      []byte
}

ChecksumInfo - carries checksums of individual scattered parts per disk.

func (ChecksumInfo) MarshalJSON 

func (c ChecksumInfo) MarshalJSON() ([]byte, error)

MarshalJSON marshals the ChecksumInfo struct

func (*ChecksumInfo) UnmarshalJSON 

func (c *ChecksumInfo) UnmarshalJSON(data []byte) error

UnmarshalJSON unmarshals the the given data into the ChecksumInfo struct

type CommitConfigArgs 

type CommitConfigArgs struct {
	AuthRPCArgs
	FileName string
}

CommitConfigArgs - wraps the config file name that needs to be committed into config.json on this node.

type CommitConfigReply 

type CommitConfigReply struct {
	AuthRPCReply
}

CommitConfigReply - represents response to commit of config file on this node.

type CommonPrefix 

type CommonPrefix struct {
	Prefix string
}

CommonPrefix container for prefix response in ListObjectsResponse

type CompleteMultipartUpload 

type CompleteMultipartUpload struct {
	Parts []CompletePart `xml:"Part"`
}

CompleteMultipartUpload - represents list of parts which are completed, this is sent by the client during CompleteMultipartUpload request.

type CompleteMultipartUploadResponse 

type CompleteMultipartUploadResponse struct {
	XMLName xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ CompleteMultipartUploadResult" json:"-"`

	Location string
	Bucket   string
	Key      string
	ETag     string
}

CompleteMultipartUploadResponse container for completed multipart upload response

type CompletePart 

type CompletePart struct {
	// Part number identifying the part. This is a positive integer between 1 and
	// 10,000
	PartNumber int

	// Entity tag returned when the part was uploaded.
	ETag string
}

CompletePart - represents the part that was completed, this is sent by the client during CompleteMultipartUpload request.

type CompletedParts 

type CompletedParts []CompletePart

CompletedParts - is a collection satisfying sort.Interface.

func (CompletedParts) Len 

func (a CompletedParts) Len() int

func (CompletedParts) Less 

func (a CompletedParts) Less(i, j int) bool

func (CompletedParts) Swap 

func (a CompletedParts) Swap(i, j int)

type ConfigDir 

type ConfigDir struct {
	sync.Mutex
	// contains filtered or unexported fields
}

ConfigDir - configuration directory with locking.

func (*ConfigDir) Create 

func (config *ConfigDir) Create() error

Create - creates configuration directory tree.

func (*ConfigDir) Get 

func (config *ConfigDir) Get() string

Get - returns current configuration directory.

func (*ConfigDir) GetCADir 

func (config *ConfigDir) GetCADir() string

GetCADir - returns certificate CA directory.

func (*ConfigDir) GetMinioConfigFile 

func (config *ConfigDir) GetMinioConfigFile() string

GetMinioConfigFile - returns absolute path of config.json file.

func (*ConfigDir) GetPrivateKeyFile 

func (config *ConfigDir) GetPrivateKeyFile() string

GetPrivateKeyFile - returns absolute path of private.key file.

func (*ConfigDir) GetPublicCertFile 

func (config *ConfigDir) GetPublicCertFile() string

GetPublicCertFile - returns absolute path of public.crt file.

func (*ConfigDir) Set 

func (config *ConfigDir) Set(dir string)

Set - saves given directory as configuration directory.

type ConfigReply 

type ConfigReply struct {
	AuthRPCReply
	Config []byte // json-marshalled bytes of serverConfigV13
}

ConfigReply - wraps the server config response over RPC.

type ConnStats 

type ConnStats struct {
	// contains filtered or unexported fields
}

ConnStats - Network statistics Count total input/output transferred bytes during the server's life.

type ConsoleLogger 

type ConsoleLogger struct {
	Enable bool `json:"enable"`
}

ConsoleLogger is introduced to workaround the dependency about logrus

type CopyObjectPartResponse 

type CopyObjectPartResponse struct {
	XMLName      xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ CopyPartResult" json:"-"`
	LastModified string   // time string of format "2006-01-02T15:04:05.000Z"
	ETag         string   // md5sum of the copied object part.
}

CopyObjectPartResponse container returns ETag and LastModified of the successfully copied object

type CopyObjectResponse 

type CopyObjectResponse struct {
	XMLName      xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ CopyObjectResult" json:"-"`
	LastModified string   // time string of format "2006-01-02T15:04:05.000Z"
	ETag         string   // md5sum of the copied object.
}

CopyObjectResponse container returns ETag and LastModified of the successfully copied object

type DecryptBlocksWriter 

type DecryptBlocksWriter struct {
	// contains filtered or unexported fields
}

DecryptBlocksWriter - decrypts multipart parts, while implementing a io.Writer compatible interface.

func (*DecryptBlocksWriter) Close 

func (w *DecryptBlocksWriter) Close() error

Close closes the LimitWriter. It behaves like io.Closer.

func (*DecryptBlocksWriter) Write 

func (w *DecryptBlocksWriter) Write(p []byte) (int, error)

type DeleteBucketArgs 

type DeleteBucketArgs struct {
	AuthRPCArgs
	BucketName string
}

DeleteBucketArgs - delete bucket RPC arguments.

type DeleteError 

type DeleteError struct {
	Code    string
	Message string
	Key     string
}

DeleteError structure.

type DeleteFileArgs 

type DeleteFileArgs struct {
	// Authentication token generated by Login.
	AuthRPCArgs

	// Name of the volume.
	Vol string

	// Name of the path.
	Path string
}

DeleteFileArgs represents delete file RPC arguments.

type DeleteObjectsRequest 

type DeleteObjectsRequest struct {
	// Element to enable quiet mode for the request
	Quiet bool
	// List of objects to be deleted
	Objects []ObjectIdentifier `xml:"Object"`
}

DeleteObjectsRequest - xml carrying the object key names which needs to be deleted.

type DeleteObjectsResponse 

type DeleteObjectsResponse struct {
	XMLName xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ DeleteResult" json:"-"`

	// Collection of all deleted objects
	DeletedObjects []ObjectIdentifier `xml:"Deleted,omitempty"`

	// Collection of errors deleting certain objects.
	Errors []DeleteError `xml:"Error,omitempty"`
}

DeleteObjectsResponse container for multiple object deletes.

type DownloadZipArgs 

type DownloadZipArgs struct {
	Objects    []string `json:"objects"`    // can be files or sub-directories
	Prefix     string   `json:"prefix"`     // current directory in the browser-ui
	BucketName string   `json:"bucketname"` // bucket name.
}

DownloadZipArgs - Argument for downloading a bunch of files as a zip file. JSON will look like: '{"bucketname":"testbucket","prefix":"john/pics/","objects":["hawaii/","maldives/","sanjose.jpg"]}'

type Endpoint 

type Endpoint struct {
	*url.URL
	IsLocal  bool
	SetIndex int
}

Endpoint - any type of endpoint.

func NewEndpoint 

func NewEndpoint(arg string) (ep Endpoint, e error)

NewEndpoint - returns new endpoint based on given arguments.

func (Endpoint) IsHTTPS 

func (endpoint Endpoint) IsHTTPS() bool

IsHTTPS - returns true if secure for URLEndpointType.

func (Endpoint) String 

func (endpoint Endpoint) String() string

func (Endpoint) Type 

func (endpoint Endpoint) Type() EndpointType

Type - returns type of endpoint.

type EndpointList 

type EndpointList []Endpoint

EndpointList - list of same type of endpoint.

func NewEndpointList 

func NewEndpointList(args ...string) (endpoints EndpointList, err error)

NewEndpointList - returns new endpoint list based on input args.

func (EndpointList) GetString 

func (endpoints EndpointList) GetString(i int) string

GetString - returns endpoint string of i-th endpoint (0-based), and empty string for invalid indexes.

func (EndpointList) IsHTTPS 

func (endpoints EndpointList) IsHTTPS() bool

IsHTTPS - returns true if secure for URLEndpointType.

type EndpointType 

type EndpointType int

EndpointType - enum for endpoint type. 

const (
	// PathEndpointType - path style endpoint type enum.
	PathEndpointType EndpointType = iota + 1

	// URLEndpointType - URL style endpoint type enum.
	URLEndpointType
)

type ErasureFileInfo 

type ErasureFileInfo struct {
	Size      int64
	Algorithm BitrotAlgorithm
	Checksums [][]byte
}

ErasureFileInfo contains information about an erasure file operation (create, read, heal).

type ErasureInfo 

type ErasureInfo struct {
	// Algorithm is the string representation of erasure-coding-algorithm
	Algorithm string `json:"algorithm"`
	// DataBlocks is the number of data blocks for erasure-coding
	DataBlocks int `json:"data"`
	// ParityBlocks is the number of parity blocks for erasure-coding
	ParityBlocks int `json:"parity"`
	// BlockSize is the size of one erasure-coded block
	BlockSize int64 `json:"blockSize"`
	// Index is the index of the current disk
	Index int `json:"index"`
	// Distribution is the distribution of the data and parity blocks
	Distribution []int `json:"distribution"`
	// Checksums holds all bitrot checksums of all erasure encoded blocks
	Checksums []ChecksumInfo `json:"checksum,omitempty"`
}

ErasureInfo holds erasure coding and bitrot related information.

func (*ErasureInfo) AddChecksumInfo 

func (e *ErasureInfo) AddChecksumInfo(ckSumInfo ChecksumInfo)

AddChecksumInfo adds a checksum of a part.

func (ErasureInfo) GetChecksumInfo 

func (e ErasureInfo) GetChecksumInfo(partName string) (ckSum ChecksumInfo)

GetChecksumInfo - get checksum of a part.

type ErasureStorage 

type ErasureStorage struct {
	// contains filtered or unexported fields
}

ErasureStorage represents an array of disks. The disks contain erasure coded and bitrot-protected data.

func NewErasureStorage 

func NewErasureStorage(disks []StorageAPI, dataBlocks, parityBlocks int, blockSize int64) (s ErasureStorage, err error)

NewErasureStorage creates a new ErasureStorage. The storage erasure codes and protects all data written to the disks.

func (*ErasureStorage) CreateFile 

func (s *ErasureStorage) CreateFile(src io.Reader, volume, path string, buffer []byte, algorithm BitrotAlgorithm, writeQuorum int) (f ErasureFileInfo, err error)

CreateFile creates a new bitrot encoded file spread over all available disks. CreateFile will create the file at the given volume and path. It will read from src until an io.EOF occurs. The given algorithm will be used to protect the erasure encoded file.

func (*ErasureStorage) ErasureDecodeDataAndParityBlocks 

func (s *ErasureStorage) ErasureDecodeDataAndParityBlocks(data [][]byte) error

ErasureDecodeDataAndParityBlocks decodes the given erasure-coded data and verifies it. It returns an error if the decoding failed.

func (*ErasureStorage) ErasureDecodeDataBlocks 

func (s *ErasureStorage) ErasureDecodeDataBlocks(data [][]byte) error

ErasureDecodeDataBlocks decodes the given erasure-coded data. It only decodes the data blocks but does not verify them. It returns an error if the decoding failed.

func (*ErasureStorage) ErasureEncode 

func (s *ErasureStorage) ErasureEncode(data []byte) ([][]byte, error)

ErasureEncode encodes the given data and returns the erasure-coded data. It returns an error if the erasure coding failed.

func (ErasureStorage) HealFile 

func (s ErasureStorage) HealFile(staleDisks []StorageAPI, volume, path string, blocksize int64,
	dstVol, dstPath string, size int64, alg BitrotAlgorithm, checksums [][]byte) (
	f ErasureFileInfo, err error)

HealFile tries to reconstruct an erasure-coded file spread over all available disks. HealFile will read the valid parts of the file, reconstruct the missing data and write the reconstructed parts back to `staleDisks` at the destination `dstVol/dstPath/`. Parts are verified against the given BitrotAlgorithm and checksums.

`staleDisks` is a slice of disks where each non-nil entry has stale or no data, and so will be healed.

It is required that `s.disks` have a (read-quorum) majority of disks with valid data for healing to work.

In addition, `staleDisks` and `s.disks` must have the same ordering of disks w.r.t. erasure coding of the object.

Errors when writing to `staleDisks` are not propagated as long as writes succeed for at least one disk. This allows partial healing despite stale disks being faulty.

It returns bitrot checksums for the non-nil staleDisks on which healing succeeded.

func (ErasureStorage) ReadFile 

func (s ErasureStorage) ReadFile(writer io.Writer, volume, path string, offset,
	length, totalLength int64, checksums [][]byte, algorithm BitrotAlgorithm,
	blocksize int64) (f ErasureFileInfo, err error)

ReadFile reads as much data as requested from the file under the given volume and path and writes the data to the provided writer. The algorithm and the keys/checksums are used to verify the integrity of the given file. ReadFile will read data from the given offset up to the given length. If parts of the file are corrupted ReadFile tries to reconstruct the data.

type FSObjects 

type FSObjects struct {
	// contains filtered or unexported fields
}

FSObjects - Implements fs object layer.

func (*FSObjects) AbortMultipartUpload 

func (fs *FSObjects) AbortMultipartUpload(ctx context.Context, bucket, object, uploadID string) error

AbortMultipartUpload - aborts an ongoing multipart operation signified by the input uploadID. This is an atomic operation doesn't require clients to initiate multiple such requests.

All parts are purged from all disks and reference to the uploadID would be removed from the system, rollback is not possible on this operation.

Implements S3 compatible Abort multipart API, slight difference is that this is an atomic idempotent operation. Subsequent calls have no affect and further requests to the same uploadID would not be honored.

func (*FSObjects) ClearLocks 

func (fs *FSObjects) ClearLocks(ctx context.Context, info []VolumeLockInfo) error

ClearLocks - Clear namespace locks held in object layer

func (*FSObjects) CompleteMultipartUpload 

func (fs *FSObjects) CompleteMultipartUpload(ctx context.Context, bucket string, object string, uploadID string, parts []CompletePart) (oi ObjectInfo, e error)

CompleteMultipartUpload - completes an ongoing multipart transaction after receiving all the parts indicated by the client. Returns an md5sum calculated by concatenating all the individual md5sums of all the parts.

Implements S3 compatible Complete multipart API.

func (*FSObjects) CopyObject 

func (fs *FSObjects) CopyObject(ctx context.Context, srcBucket, srcObject, dstBucket, dstObject string, srcInfo ObjectInfo) (oi ObjectInfo, e error)

CopyObject - copy object source object to destination object. if source object and destination object are same we only update metadata.

func (*FSObjects) CopyObjectPart 

func (fs *FSObjects) CopyObjectPart(ctx context.Context, srcBucket, srcObject, dstBucket, dstObject, uploadID string, partID int,
	startOffset int64, length int64, srcInfo ObjectInfo) (pi PartInfo, e error)

CopyObjectPart - similar to PutObjectPart but reads data from an existing object. Internally incoming data is written to '.minio.sys/tmp' location and safely renamed to '.minio.sys/multipart' for reach parts.

func (*FSObjects) DeleteBucket 

func (fs *FSObjects) DeleteBucket(ctx context.Context, bucket string) error

DeleteBucket - delete a bucket and all the metadata associated with the bucket including pending multipart, object metadata.

func (*FSObjects) DeleteBucketPolicy 

func (fs *FSObjects) DeleteBucketPolicy(ctx context.Context, bucket string) error

DeleteBucketPolicy deletes all policies on bucket

func (*FSObjects) DeleteObject 

func (fs *FSObjects) DeleteObject(ctx context.Context, bucket, object string) error

DeleteObject - deletes an object from a bucket, this operation is destructive and there are no rollbacks supported.

func (*FSObjects) GetBucketInfo 

func (fs *FSObjects) GetBucketInfo(ctx context.Context, bucket string) (bi BucketInfo, e error)

GetBucketInfo - fetch bucket metadata info.

func (*FSObjects) GetBucketPolicy 

func (fs *FSObjects) GetBucketPolicy(ctx context.Context, bucket string) (policy.BucketAccessPolicy, error)

GetBucketPolicy will get policy on bucket

func (*FSObjects) GetObject 

func (fs *FSObjects) GetObject(ctx context.Context, bucket, object string, offset int64, length int64, writer io.Writer, etag string) (err error)

GetObject - reads an object from the disk. Supports additional parameters like offset and length which are synonymous with HTTP Range requests.

startOffset indicates the starting read location of the object. length indicates the total length of the object.

func (*FSObjects) GetObjectInfo 

func (fs *FSObjects) GetObjectInfo(ctx context.Context, bucket, object string) (oi ObjectInfo, e error)

GetObjectInfo - reads object metadata and replies back ObjectInfo.

func (*FSObjects) HealBucket 

func (fs *FSObjects) HealBucket(ctx context.Context, bucket string, dryRun bool) ([]madmin.HealResultItem,
	error)

HealBucket - no-op for fs, Valid only for XL.

func (*FSObjects) HealFormat 

func (fs *FSObjects) HealFormat(ctx context.Context, dryRun bool) (madmin.HealResultItem, error)

HealFormat - no-op for fs, Valid only for XL.

func (*FSObjects) HealObject 

func (fs *FSObjects) HealObject(ctx context.Context, bucket, object string, dryRun bool) (
	res madmin.HealResultItem, err error)

HealObject - no-op for fs. Valid only for XL.

func (*FSObjects) IsEncryptionSupported 

func (fs *FSObjects) IsEncryptionSupported() bool

IsEncryptionSupported returns whether server side encryption is applicable for this layer.

func (*FSObjects) IsNotificationSupported 

func (fs *FSObjects) IsNotificationSupported() bool

IsNotificationSupported returns whether bucket notification is applicable for this layer.

func (*FSObjects) ListBuckets 

func (fs *FSObjects) ListBuckets(ctx context.Context) ([]BucketInfo, error)

ListBuckets - list all s3 compatible buckets (directories) at fsPath.

func (*FSObjects) ListBucketsHeal 

func (fs *FSObjects) ListBucketsHeal(ctx context.Context) ([]BucketInfo, error)

ListBucketsHeal - list all buckets to be healed. Valid only for XL

func (*FSObjects) ListLocks 

func (fs *FSObjects) ListLocks(ctx context.Context, bucket, prefix string, duration time.Duration) ([]VolumeLockInfo, error)

ListLocks - List namespace locks held in object layer

func (*FSObjects) ListMultipartUploads 

func (fs *FSObjects) ListMultipartUploads(ctx context.Context, bucket, object, keyMarker, uploadIDMarker, delimiter string, maxUploads int) (result ListMultipartsInfo, e error)

ListMultipartUploads - lists all the uploadIDs for the specified object. We do not support prefix based listing.

func (*FSObjects) ListObjectParts 

func (fs *FSObjects) ListObjectParts(ctx context.Context, bucket, object, uploadID string, partNumberMarker, maxParts int) (result ListPartsInfo, e error)

ListObjectParts - lists all previously uploaded parts for a given object and uploadID. Takes additional input of part-number-marker to indicate where the listing should begin from.

Implements S3 compatible ListObjectParts API. The resulting ListPartsInfo structure is unmarshalled directly into XML and replied back to the client.

func (*FSObjects) ListObjects 

func (fs *FSObjects) ListObjects(ctx context.Context, bucket, prefix, marker, delimiter string, maxKeys int) (loi ListObjectsInfo, e error)

ListObjects - list all objects at prefix upto maxKeys., optionally delimited by '/'. Maintains the list pool state for future re-entrant list requests.

func (*FSObjects) ListObjectsHeal 

func (fs *FSObjects) ListObjectsHeal(ctx context.Context, bucket, prefix, marker, delimiter string, maxKeys int) (loi ListObjectsInfo, e error)

ListObjectsHeal - list all objects to be healed. Valid only for XL

func (*FSObjects) ListObjectsV2 

func (fs *FSObjects) ListObjectsV2(ctx context.Context, bucket, prefix, continuationToken, delimiter string, maxKeys int, fetchOwner bool, startAfter string) (result ListObjectsV2Info, err error)

ListObjectsV2 lists all blobs in bucket filtered by prefix

func (*FSObjects) MakeBucketWithLocation 

func (fs *FSObjects) MakeBucketWithLocation(ctx context.Context, bucket, location string) error

MakeBucketWithLocation - create a new bucket, returns if it already exists.

func (*FSObjects) NewMultipartUpload 

func (fs *FSObjects) NewMultipartUpload(ctx context.Context, bucket, object string, meta map[string]string) (string, error)

NewMultipartUpload - initialize a new multipart upload, returns a unique id. The unique id returned here is of UUID form, for each subsequent request each UUID is unique.

Implements S3 compatible initiate multipart API.

func (*FSObjects) PutObject 

func (fs *FSObjects) PutObject(ctx context.Context, bucket string, object string, data *hash.Reader, metadata map[string]string) (objInfo ObjectInfo, retErr error)

PutObject - creates an object upon reading from the input stream until EOF, writes data directly to configured filesystem path. Additionally writes `fs.json` which carries the necessary metadata for future object operations.

func (*FSObjects) PutObjectPart 

func (fs *FSObjects) PutObjectPart(ctx context.Context, bucket, object, uploadID string, partID int, data *hash.Reader) (pi PartInfo, e error)

PutObjectPart - reads incoming data until EOF for the part file on an ongoing multipart transaction. Internally incoming data is written to '.minio.sys/tmp' location and safely renamed to '.minio.sys/multipart' for reach parts.

func (*FSObjects) RefreshBucketPolicy 

func (fs *FSObjects) RefreshBucketPolicy(ctx context.Context, bucket string) error

RefreshBucketPolicy refreshes cache policy with what's on disk.

func (*FSObjects) SetBucketPolicy 

func (fs *FSObjects) SetBucketPolicy(ctx context.Context, bucket string, policy policy.BucketAccessPolicy) error

SetBucketPolicy sets policy on bucket

func (*FSObjects) Shutdown 

func (fs *FSObjects) Shutdown(ctx context.Context) error

Shutdown - should be called when process shuts down.

func (*FSObjects) StorageInfo 

func (fs *FSObjects) StorageInfo(ctx context.Context) StorageInfo

StorageInfo - returns underlying storage statistics.

type FileInfo 

type FileInfo struct {
	// Name of the volume.
	Volume string

	// Name of the file.
	Name string

	// Date and time when the file was last modified.
	ModTime time.Time

	// Total file size.
	Size int64

	// File mode bits.
	Mode os.FileMode
}

FileInfo - represents file stat information.

type FileLogger 

type FileLogger struct {
	Enable   bool   `json:"enable"`
	Filename string `json:"filename"`
}

FileLogger is introduced to workaround the dependency about logrus

type Gateway 

type Gateway interface {
	// Name returns the unique name of the gateway.
	Name() string

	// NewGatewayLayer returns a new  ObjectLayer.
	NewGatewayLayer(creds auth.Credentials) (ObjectLayer, error)

	// Returns true if gateway is ready for production.
	Production() bool
}

Gateway represents a gateway backend.

type GatewayUnsupported 

type GatewayUnsupported struct{}

GatewayUnsupported list of unsupported call stubs for gateway.

func (GatewayUnsupported) AbortMultipartUpload 

func (a GatewayUnsupported) AbortMultipartUpload(ctx context.Context, bucket string, object string, uploadID string) error

AbortMultipartUpload aborts a ongoing multipart upload

func (GatewayUnsupported) ClearLocks 

func (a GatewayUnsupported) ClearLocks(ctx context.Context, info []VolumeLockInfo) error

ClearLocks clears namespace locks held in object layer

func (GatewayUnsupported) CompleteMultipartUpload 

func (a GatewayUnsupported) CompleteMultipartUpload(ctx context.Context, bucket string, object string, uploadID string, uploadedParts []CompletePart) (oi ObjectInfo, err error)

CompleteMultipartUpload completes ongoing multipart upload and finalizes object

func (GatewayUnsupported) CopyObject 

func (a GatewayUnsupported) CopyObject(ctx context.Context, srcBucket string, srcObject string, destBucket string, destObject string,
	srcInfo ObjectInfo) (objInfo ObjectInfo, err error)

CopyObject copies a blob from source container to destination container.

func (GatewayUnsupported) CopyObjectPart 

func (a GatewayUnsupported) CopyObjectPart(ctx context.Context, srcBucket, srcObject, destBucket, destObject, uploadID string, partID int, startOffset, length int64, srcInfo ObjectInfo) (pi PartInfo, err error)

CopyObjectPart copy part of object to uploadID for another object

func (GatewayUnsupported) DeleteBucketPolicy 

func (a GatewayUnsupported) DeleteBucketPolicy(ctx context.Context, bucket string) error

DeleteBucketPolicy deletes all policies on bucket

func (GatewayUnsupported) GetBucketPolicy 

func (a GatewayUnsupported) GetBucketPolicy(ctx context.Context, bucket string) (bal policy.BucketAccessPolicy, err error)

GetBucketPolicy will get policy on bucket

func (GatewayUnsupported) HealBucket 

func (a GatewayUnsupported) HealBucket(ctx context.Context, bucket string, dryRun bool) ([]madmin.HealResultItem, error)

HealBucket - Not implemented stub

func (GatewayUnsupported) HealFormat 

func (a GatewayUnsupported) HealFormat(ctx context.Context, dryRun bool) (madmin.HealResultItem, error)

HealFormat - Not implemented stub

func (GatewayUnsupported) HealObject 

func (a GatewayUnsupported) HealObject(ctx context.Context, bucket, object string, dryRun bool) (h madmin.HealResultItem, e error)

HealObject - Not implemented stub

func (GatewayUnsupported) IsEncryptionSupported 

func (a GatewayUnsupported) IsEncryptionSupported() bool

IsEncryptionSupported returns whether server side encryption is applicable for this layer.

func (GatewayUnsupported) IsNotificationSupported 

func (a GatewayUnsupported) IsNotificationSupported() bool

IsNotificationSupported returns whether bucket notification is applicable for this layer.

func (GatewayUnsupported) ListBucketsHeal 

func (a GatewayUnsupported) ListBucketsHeal(ctx context.Context) (buckets []BucketInfo, err error)

ListBucketsHeal - Not implemented stub

func (GatewayUnsupported) ListLocks 

func (a GatewayUnsupported) ListLocks(ctx context.Context, bucket, prefix string, duration time.Duration) ([]VolumeLockInfo, error)

ListLocks lists namespace locks held in object layer

func (GatewayUnsupported) ListMultipartUploads 

func (a GatewayUnsupported) ListMultipartUploads(ctx context.Context, bucket string, prefix string, keyMarker string, uploadIDMarker string, delimiter string, maxUploads int) (lmi ListMultipartsInfo, err error)

ListMultipartUploads lists all multipart uploads.

func (GatewayUnsupported) ListObjectParts 

func (a GatewayUnsupported) ListObjectParts(ctx context.Context, bucket string, object string, uploadID string, partNumberMarker int, maxParts int) (lpi ListPartsInfo, err error)

ListObjectParts returns all object parts for specified object in specified bucket

func (GatewayUnsupported) ListObjectsHeal 

func (a GatewayUnsupported) ListObjectsHeal(ctx context.Context, bucket, prefix, marker, delimiter string, maxKeys int) (loi ListObjectsInfo, e error)

ListObjectsHeal - Not implemented stub

func (GatewayUnsupported) ListObjectsV2 

func (a GatewayUnsupported) ListObjectsV2(ctx context.Context, bucket, prefix, continuationToken, delimiter string, maxKeys int, fetchOwner bool, startAfter string) (result ListObjectsV2Info, err error)

ListObjectsV2 - Not implemented stub

func (GatewayUnsupported) NewMultipartUpload 

func (a GatewayUnsupported) NewMultipartUpload(ctx context.Context, bucket string, object string, metadata map[string]string) (uploadID string, err error)

NewMultipartUpload upload object in multiple parts

func (GatewayUnsupported) PutObjectPart 

func (a GatewayUnsupported) PutObjectPart(ctx context.Context, bucket string, object string, uploadID string, partID int, data *hash.Reader) (pi PartInfo, err error)

PutObjectPart puts a part of object in bucket

func (GatewayUnsupported) RefreshBucketPolicy 

func (a GatewayUnsupported) RefreshBucketPolicy(ctx context.Context, bucket string) error

RefreshBucketPolicy refreshes cache policy with what's on disk.

func (GatewayUnsupported) SetBucketPolicy 

func (a GatewayUnsupported) SetBucketPolicy(ctx context.Context, bucket string, policyInfo policy.BucketAccessPolicy) error

SetBucketPolicy sets policy on bucket

type GenerateAuthReply 

type GenerateAuthReply struct {
	AccessKey string `json:"accessKey"`
	SecretKey string `json:"secretKey"`
	UIVersion string `json:"uiVersion"`
}

GenerateAuthReply - reply for GenerateAuth

type GenericError 

type GenericError struct {
	Bucket string
	Object string
}

GenericError - generic object layer error.

type GenericVolArgs 

type GenericVolArgs struct {
	// Authentication token generated by Login.
	AuthRPCArgs

	// Name of the volume.
	Vol string
}

GenericVolArgs - generic volume args.

type GetAuthReply 

type GetAuthReply struct {
	AccessKey string `json:"accessKey"`
	SecretKey string `json:"secretKey"`
	UIVersion string `json:"uiVersion"`
}

GetAuthReply - Reply current credentials.

type GetBucketPolicyArgs 

type GetBucketPolicyArgs struct {
	BucketName string `json:"bucketName"`
	Prefix     string `json:"prefix"`
}

GetBucketPolicyArgs - get bucket policy args.

type GetBucketPolicyRep 

type GetBucketPolicyRep struct {
	UIVersion string              `json:"uiVersion"`
	Policy    policy.BucketPolicy `json:"policy"`
}

GetBucketPolicyRep - get bucket policy reply.

type HTTPMethodStats 

type HTTPMethodStats struct {
	Counter  atomic.Uint64
	Duration atomic.Float64
}

HTTPMethodStats holds statistics information about a given HTTP method made by all clients

type HTTPStats 

type HTTPStats struct {
	// contains filtered or unexported fields
}

HTTPStats holds statistics information about HTTP requests made by all clients

type HandlerFunc 

type HandlerFunc func(http.Handler) http.Handler

HandlerFunc - useful to chain different middleware http.Handler

type IncompleteBody 

type IncompleteBody GenericError

IncompleteBody You did not provide the number of bytes specified by the Content-Length HTTP header.

func (IncompleteBody) Error 

func (e IncompleteBody) Error() string

Return string an error formatted as the given text.

type InitiateMultipartUploadResponse 

type InitiateMultipartUploadResponse struct {
	XMLName xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ InitiateMultipartUploadResult" json:"-"`

	Bucket   string
	Key      string
	UploadID string `xml:"UploadId"`
}

InitiateMultipartUploadResponse container for InitiateMultiPartUpload response, provides uploadID to start MultiPart upload

type Initiator 

type Initiator Owner

Initiator inherit from Owner struct, fields are same

type InsufficientReadQuorum 

type InsufficientReadQuorum struct{}

InsufficientReadQuorum storage cannot satisfy quorum for read operation.

func (InsufficientReadQuorum) Error 

func (e InsufficientReadQuorum) Error() string

type InsufficientWriteQuorum 

type InsufficientWriteQuorum struct{}

InsufficientWriteQuorum storage cannot satisfy quorum for write operation.

func (InsufficientWriteQuorum) Error 

func (e InsufficientWriteQuorum) Error() string

type InvalidETag 

type InvalidETag struct{}

InvalidETag error returned when the etag has changed on disk

func (InvalidETag) Error 

func (e InvalidETag) Error() string

type InvalidMarkerPrefixCombination 

type InvalidMarkerPrefixCombination struct {
	Marker, Prefix string
}

InvalidMarkerPrefixCombination - invalid marker and prefix combination.

func (InvalidMarkerPrefixCombination) Error 

func (e InvalidMarkerPrefixCombination) Error() string

type InvalidPart 

type InvalidPart struct{}

InvalidPart One or more of the specified parts could not be found

func (InvalidPart) Error 

func (e InvalidPart) Error() string

type InvalidRange 

type InvalidRange struct {
	OffsetBegin  int64
	OffsetEnd    int64
	ResourceSize int64
}

InvalidRange - invalid range typed error.

func (InvalidRange) Error 

func (e InvalidRange) Error() string

type InvalidUploadID 

type InvalidUploadID struct {
	UploadID string
}

InvalidUploadID invalid upload id.

func (InvalidUploadID) Error 

func (e InvalidUploadID) Error() string

type InvalidUploadIDKeyCombination 

type InvalidUploadIDKeyCombination struct {
	UploadIDMarker, KeyMarker string
}

InvalidUploadIDKeyCombination - invalid upload id and key marker combination.

func (InvalidUploadIDKeyCombination) Error 

func (e InvalidUploadIDKeyCombination) Error() string

type Level 

type Level int8

Level type 

const (
	Error Level = iota + 1
	Fatal
)

Enumerated level types

func (Level) String 

func (level Level) String() string

type ListAllBucketPoliciesArgs 

type ListAllBucketPoliciesArgs struct {
	BucketName string `json:"bucketName"`
}

ListAllBucketPoliciesArgs - get all bucket policies.

type ListAllBucketPoliciesRep 

type ListAllBucketPoliciesRep struct {
	UIVersion string               `json:"uiVersion"`
	Policies  []BucketAccessPolicy `json:"policies"`
}

ListAllBucketPoliciesRep - get all bucket policy reply.

type ListBucketsRep 

type ListBucketsRep struct {
	Buckets   []WebBucketInfo `json:"buckets"`
	UIVersion string          `json:"uiVersion"`
}

ListBucketsRep - list buckets response

type ListBucketsResponse 

type ListBucketsResponse struct {
	XMLName xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ ListAllMyBucketsResult" json:"-"`

	Owner Owner

	// Container for one or more buckets.
	Buckets struct {
		Buckets []Bucket `xml:"Bucket"`
	} // Buckets are nested
}

ListBucketsResponse - format for list buckets response

type ListDirArgs 

type ListDirArgs struct {
	// Authentication token generated by Login.
	AuthRPCArgs

	// Name of the volume.
	Vol string

	// Name of the path.
	Path string
}

ListDirArgs represents list contents RPC arguments.

type ListLocksQuery 

type ListLocksQuery struct {
	AuthRPCArgs
	Bucket   string
	Prefix   string
	Duration time.Duration
}

ListLocksQuery - wraps ListLocks API's query values to send over RPC.

type ListLocksReply 

type ListLocksReply struct {
	AuthRPCReply
	VolLocks []VolumeLockInfo
}

ListLocksReply - wraps ListLocks response over RPC.

type ListMultipartUploadsResponse 

type ListMultipartUploadsResponse struct {
	XMLName xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ ListMultipartUploadsResult" json:"-"`

	Bucket             string
	KeyMarker          string
	UploadIDMarker     string `xml:"UploadIdMarker"`
	NextKeyMarker      string
	NextUploadIDMarker string `xml:"NextUploadIdMarker"`
	Delimiter          string
	Prefix             string
	EncodingType       string `xml:"EncodingType,omitempty"`
	MaxUploads         int
	IsTruncated        bool

	// List of pending uploads.
	Uploads []Upload `xml:"Upload"`

	// Delimed common prefixes.
	CommonPrefixes []CommonPrefix
}

ListMultipartUploadsResponse - format for list multipart uploads response.

type ListMultipartsInfo 

type ListMultipartsInfo struct {
	// Together with upload-id-marker, this parameter specifies the multipart upload
	// after which listing should begin.
	KeyMarker string

	// Together with key-marker, specifies the multipart upload after which listing
	// should begin. If key-marker is not specified, the upload-id-marker parameter
	// is ignored.
	UploadIDMarker string

	// When a list is truncated, this element specifies the value that should be
	// used for the key-marker request parameter in a subsequent request.
	NextKeyMarker string

	// When a list is truncated, this element specifies the value that should be
	// used for the upload-id-marker request parameter in a subsequent request.
	NextUploadIDMarker string

	// Maximum number of multipart uploads that could have been included in the
	// response.
	MaxUploads int

	// Indicates whether the returned list of multipart uploads is truncated. A
	// value of true indicates that the list was truncated. The list can be truncated
	// if the number of multipart uploads exceeds the limit allowed or specified
	// by max uploads.
	IsTruncated bool

	// List of all pending uploads.
	Uploads []MultipartInfo

	// When a prefix is provided in the request, The result contains only keys
	// starting with the specified prefix.
	Prefix string

	// A character used to truncate the object prefixes.
	// NOTE: only supported delimiter is '/'.
	Delimiter string

	// CommonPrefixes contains all (if there are any) keys between Prefix and the
	// next occurrence of the string specified by delimiter.
	CommonPrefixes []string

	EncodingType string // Not supported yet.
}

ListMultipartsInfo - represnets bucket resources for incomplete multipart uploads.

func FromMinioClientListMultipartsInfo 

func FromMinioClientListMultipartsInfo(lmur minio.ListMultipartUploadsResult) ListMultipartsInfo

FromMinioClientListMultipartsInfo converts minio ListMultipartUploadsResult to ListMultipartsInfo

type ListObjectsArgs 

type ListObjectsArgs struct {
	BucketName string `json:"bucketName"`
	Prefix     string `json:"prefix"`
	Marker     string `json:"marker"`
}

ListObjectsArgs - list object args.

type ListObjectsInfo 

type ListObjectsInfo struct {
	// Indicates whether the returned list objects response is truncated. A
	// value of true indicates that the list was truncated. The list can be truncated
	// if the number of objects exceeds the limit allowed or specified
	// by max keys.
	IsTruncated bool

	// When response is truncated (the IsTruncated element value in the response
	// is true), you can use the key name in this field as marker in the subsequent
	// request to get next set of objects.
	//
	// NOTE: This element is returned only if you have delimiter request parameter
	// specified.
	NextMarker string

	// List of objects info for this request.
	Objects []ObjectInfo

	// List of prefixes for this request.
	Prefixes []string
}

ListObjectsInfo - container for list objects.

func FromMinioClientListBucketResult 

func FromMinioClientListBucketResult(bucket string, result minio.ListBucketResult) ListObjectsInfo

FromMinioClientListBucketResult converts minio ListBucketResult to ListObjectsInfo

type ListObjectsRep 

type ListObjectsRep struct {
	Objects     []WebObjectInfo `json:"objects"`
	NextMarker  string          `json:"nextmarker"`
	IsTruncated bool            `json:"istruncated"`
	Writable    bool            `json:"writable"` // Used by client to show "upload file" button.
	UIVersion   string          `json:"uiVersion"`
}

ListObjectsRep - list objects response.

type ListObjectsResponse 

type ListObjectsResponse struct {
	XMLName xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ ListBucketResult" json:"-"`

	Name   string
	Prefix string
	Marker string

	// When response is truncated (the IsTruncated element value in the response
	// is true), you can use the key name in this field as marker in the subsequent
	// request to get next set of objects. Server lists objects in alphabetical
	// order Note: This element is returned only if you have delimiter request parameter
	// specified. If response does not include the NextMaker and it is truncated,
	// you can use the value of the last Key in the response as the marker in the
	// subsequent request to get the next set of object keys.
	NextMarker string `xml:"NextMarker,omitempty"`

	MaxKeys   int
	Delimiter string
	// A flag that indicates whether or not ListObjects returned all of the results
	// that satisfied the search criteria.
	IsTruncated bool

	Contents       []Object
	CommonPrefixes []CommonPrefix

	// Encoding type used to encode object keys in the response.
	EncodingType string `xml:"EncodingType,omitempty"`
}

ListObjectsResponse - format for list objects response.

type ListObjectsV2Info 

type ListObjectsV2Info struct {
	// Indicates whether the returned list objects response is truncated. A
	// value of true indicates that the list was truncated. The list can be truncated
	// if the number of objects exceeds the limit allowed or specified
	// by max keys.
	IsTruncated bool

	// When response is truncated (the IsTruncated element value in the response
	// is true), you can use the key name in this field as marker in the subsequent
	// request to get next set of objects.
	//
	// NOTE: This element is returned only if you have delimiter request parameter
	// specified.
	ContinuationToken     string
	NextContinuationToken string

	// List of objects info for this request.
	Objects []ObjectInfo

	// List of prefixes for this request.
	Prefixes []string
}

ListObjectsV2Info - container for list objects version 2.

func FromMinioClientListBucketResultToV2Info 

func FromMinioClientListBucketResultToV2Info(bucket string, result minio.ListBucketResult) ListObjectsV2Info

FromMinioClientListBucketResultToV2Info converts minio ListBucketResult to ListObjectsV2Info

func FromMinioClientListBucketV2Result 

func FromMinioClientListBucketV2Result(bucket string, result minio.ListBucketV2Result) ListObjectsV2Info

FromMinioClientListBucketV2Result converts minio ListBucketResult to ListObjectsInfo

type ListObjectsV2Response 

type ListObjectsV2Response struct {
	XMLName xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ ListBucketResult" json:"-"`

	Name       string
	Prefix     string
	StartAfter string `xml:"StartAfter,omitempty"`
	// When response is truncated (the IsTruncated element value in the response
	// is true), you can use the key name in this field as marker in the subsequent
	// request to get next set of objects. Server lists objects in alphabetical
	// order Note: This element is returned only if you have delimiter request parameter
	// specified. If response does not include the NextMaker and it is truncated,
	// you can use the value of the last Key in the response as the marker in the
	// subsequent request to get the next set of object keys.
	ContinuationToken     string `xml:"ContinuationToken,omitempty"`
	NextContinuationToken string `xml:"NextContinuationToken,omitempty"`

	KeyCount  int
	MaxKeys   int
	Delimiter string
	// A flag that indicates whether or not ListObjects returned all of the results
	// that satisfied the search criteria.
	IsTruncated bool

	Contents       []Object
	CommonPrefixes []CommonPrefix

	// Encoding type used to encode object keys in the response.
	EncodingType string `xml:"EncodingType,omitempty"`
}

ListObjectsV2Response - format for list objects response.

type ListPartsInfo 

type ListPartsInfo struct {
	// Name of the bucket.
	Bucket string

	// Name of the object.
	Object string

	// Upload ID identifying the multipart upload whose parts are being listed.
	UploadID string

	// The class of storage used to store the object.
	StorageClass string

	// Part number after which listing begins.
	PartNumberMarker int

	// When a list is truncated, this element specifies the last part in the list,
	// as well as the value to use for the part-number-marker request parameter
	// in a subsequent request.
	NextPartNumberMarker int

	// Maximum number of parts that were allowed in the response.
	MaxParts int

	// Indicates whether the returned list of parts is truncated.
	IsTruncated bool

	// List of all parts.
	Parts []PartInfo

	// Any metadata set during InitMultipartUpload, including encryption headers.
	UserDefined map[string]string

	EncodingType string // Not supported yet.
}

ListPartsInfo - represents list of all parts.

func FromMinioClientListPartsInfo 

func FromMinioClientListPartsInfo(lopr minio.ListObjectPartsResult) ListPartsInfo

FromMinioClientListPartsInfo converts minio ListObjectPartsResult to ListPartsInfo

func (*ListPartsInfo) IsEncrypted 

func (li *ListPartsInfo) IsEncrypted() bool

IsEncrypted returns true if the object is marked as encrypted.

type ListPartsResponse 

type ListPartsResponse struct {
	XMLName xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ ListPartsResult" json:"-"`

	Bucket   string
	Key      string
	UploadID string `xml:"UploadId"`

	Initiator Initiator
	Owner     Owner

	// The class of storage used to store the object.
	StorageClass string

	PartNumberMarker     int
	NextPartNumberMarker int
	MaxParts             int
	IsTruncated          bool

	// List of parts.
	Parts []Part `xml:"Part"`
}

ListPartsResponse - format for list parts response.

type ListVolsReply 

type ListVolsReply struct {
	// List of volumes stat information.
	Vols []VolInfo
}

ListVolsReply represents list of vols RPC reply.

type ListenBucketNotificationArgs 

type ListenBucketNotificationArgs struct {
	AuthRPCArgs `json:"-"`
	BucketName  string         `json:"-"`
	EventNames  []event.Name   `json:"eventNames"`
	Pattern     string         `json:"pattern"`
	TargetID    event.TargetID `json:"targetId"`
	Addr        xnet.Host      `json:"addr"`
}

ListenBucketNotificationArgs - listen bucket notification RPC arguments.

type LocationResponse 

type LocationResponse struct {
	XMLName  xml.Name `xml:"http://s3.amazonaws.com/doc/2006-03-01/ LocationConstraint" json:"-"`
	Location string   `xml:",chardata"`
}

LocationResponse - format for location response.

type LockArgs 

type LockArgs struct {
	AuthRPCArgs
	LockArgs dsync.LockArgs
}

LockArgs represents arguments for any authenticated lock RPC call.

type LockInfoOpsIDNotFound 

type LockInfoOpsIDNotFound struct {
	// contains filtered or unexported fields
}

LockInfoOpsIDNotFound - represents error when lock info entry for a given operation ID doesn't exist.

func (LockInfoOpsIDNotFound) Error 

func (l LockInfoOpsIDNotFound) Error() string

type LockInfoOriginMismatch 

type LockInfoOriginMismatch struct {
	// contains filtered or unexported fields
}

LockInfoOriginMismatch - represents error when lock origin don't match.

func (LockInfoOriginMismatch) Error 

func (l LockInfoOriginMismatch) Error() string

type LockInfoStateNotBlocked 

type LockInfoStateNotBlocked struct {
	// contains filtered or unexported fields
}

LockInfoStateNotBlocked - represents error when lock info isn't in blocked state when it should be.

func (LockInfoStateNotBlocked) Error 

func (l LockInfoStateNotBlocked) Error() string

type LockInfoVolPathMissing 

type LockInfoVolPathMissing struct {
	// contains filtered or unexported fields
}

LockInfoVolPathMissing - represents error when lock information is missing for a given (volume, path).

func (LockInfoVolPathMissing) Error 

func (l LockInfoVolPathMissing) Error() string

type LockRPCClient 

type LockRPCClient struct {
	*AuthRPCClient
}

LockRPCClient is authenticable lock RPC client compatible to dsync.NetLocker

func (*LockRPCClient) Expired 

func (lockRPCClient *LockRPCClient) Expired(args dsync.LockArgs) (reply bool, err error)

Expired calls expired RPC.

func (*LockRPCClient) ForceUnlock 

func (lockRPCClient *LockRPCClient) ForceUnlock(args dsync.LockArgs) (reply bool, err error)

ForceUnlock calls force unlock RPC.

func (*LockRPCClient) Lock 

func (lockRPCClient *LockRPCClient) Lock(args dsync.LockArgs) (reply bool, err error)

Lock calls write lock RPC.

func (*LockRPCClient) RLock 

func (lockRPCClient *LockRPCClient) RLock(args dsync.LockArgs) (reply bool, err error)

RLock calls read lock RPC.

func (*LockRPCClient) RUnlock 

func (lockRPCClient *LockRPCClient) RUnlock(args dsync.LockArgs) (reply bool, err error)

RUnlock calls read unlock RPC.

func (*LockRPCClient) Unlock 

func (lockRPCClient *LockRPCClient) Unlock(args dsync.LockArgs) (reply bool, err error)

Unlock calls write unlock RPC.

type Logger 

type Logger struct {
	// contains filtered or unexported fields
}

Logger - for console messages

func NewLogger 

func NewLogger() *Logger

NewLogger - to create a new Logger object

func (*Logger) EnableJSON 

func (log *Logger) EnableJSON()

EnableJSON - outputs logs in json format.

func (*Logger) EnableQuiet 

func (log *Logger) EnableQuiet()

EnableQuiet - turns quiet option on.

func (*Logger) Printf 

func (log *Logger) Printf(format string, args ...interface{})

Printf - wrapper to console.Printf() with quiet flag.

func (*Logger) Println 

func (log *Logger) Println(args ...interface{})

Println - wrapper to console.Println() with quiet flag.

type LoginArgs 

type LoginArgs struct {
	Username string `json:"username" form:"username"`
	Password string `json:"password" form:"password"`
}

LoginArgs - login arguments.

type LoginRPCArgs 

type LoginRPCArgs struct {
	AuthToken   string
	Version     semVersion
	RequestTime time.Time
}

LoginRPCArgs - login username and password for RPC.

func (LoginRPCArgs) IsValid 

func (args LoginRPCArgs) IsValid() error

IsValid - validates whether this LoginRPCArgs are valid for authentication.

type LoginRPCReply 

type LoginRPCReply struct{}

LoginRPCReply - login reply is a dummy struct perhaps for future use.

type LoginRep 

type LoginRep struct {
	Token     string `json:"token"`
	UIVersion string `json:"uiVersion"`
}

LoginRep - login reply.

type MakeBucketArgs 

type MakeBucketArgs struct {
	BucketName string `json:"bucketName"`
}

MakeBucketArgs - make bucket args.

type MalformedUploadID 

type MalformedUploadID struct {
	UploadID string
}

MalformedUploadID malformed upload id.

func (MalformedUploadID) Error 

func (e MalformedUploadID) Error() string

type MultipartInfo 

type MultipartInfo struct {
	// Object name for which the multipart upload was initiated.
	Object string

	// Unique identifier for this multipart upload.
	UploadID string

	// Date and time at which the multipart upload was initiated.
	Initiated time.Time

	StorageClass string // Not supported yet.
}

MultipartInfo - represents metadata in progress multipart upload.

type NotImplemented 

type NotImplemented struct{}

NotImplemented If a feature is not implemented

func (NotImplemented) Error 

func (e NotImplemented) Error() string

type NotificationSys 

type NotificationSys struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

NotificationSys - notification system.

func NewNotificationSys 

func NewNotificationSys(config *serverConfig, endpoints EndpointList) (*NotificationSys, error)

NewNotificationSys - creates new notification system object.

func (*NotificationSys) AddRemoteTarget 

func (sys *NotificationSys) AddRemoteTarget(bucketName string, target event.Target, rulesMap event.RulesMap) error

AddRemoteTarget - adds event rules map, HTTP/PeerRPC client target to bucket name.

func (*NotificationSys) AddRulesMap 

func (sys *NotificationSys) AddRulesMap(bucketName string, rulesMap event.RulesMap)

AddRulesMap - adds rules map for bucket name.

func (*NotificationSys) DeleteBucket 

func (sys *NotificationSys) DeleteBucket(bucketName string) map[xnet.Host]error

DeleteBucket - calls DeleteBucket RPC call on all peers.

func (*NotificationSys) GetARNList 

func (sys *NotificationSys) GetARNList() []string

GetARNList - returns available ARNs.

func (*NotificationSys) GetPeerRPCClient 

func (sys *NotificationSys) GetPeerRPCClient(addr xnet.Host) *PeerRPCClient

GetPeerRPCClient - returns PeerRPCClient of addr.

func (*NotificationSys) Init 

func (sys *NotificationSys) Init(objAPI ObjectLayer) error

Init - initializes notification system from notification.xml and listener.json of all buckets.

func (*NotificationSys) ListenBucketNotification 

func (sys *NotificationSys) ListenBucketNotification(bucketName string, eventNames []event.Name, pattern string, targetID event.TargetID, localPeer xnet.Host) map[xnet.Host]error

ListenBucketNotification - calls ListenBucketNotification RPC call on all peers.

func (*NotificationSys) PutBucketNotification 

func (sys *NotificationSys) PutBucketNotification(bucketName string, rulesMap event.RulesMap) map[xnet.Host]error

PutBucketNotification - calls PutBucketNotification RPC call on all peers.

func (*NotificationSys) RemoteTargetExist 

func (sys *NotificationSys) RemoteTargetExist(bucketName string, targetID event.TargetID) bool

RemoteTargetExist - checks whether given target ID is a HTTP/PeerRPC client target or not.

func (*NotificationSys) RemoveAllRemoteTargets 

func (sys *NotificationSys) RemoveAllRemoteTargets()

RemoveAllRemoteTargets - closes and removes all HTTP/PeerRPC client targets.

func (*NotificationSys) RemoveNotification 

func (sys *NotificationSys) RemoveNotification(bucketName string)

RemoveNotification - removes all notification configuration for bucket name.

func (*NotificationSys) RemoveRemoteTarget 

func (sys *NotificationSys) RemoveRemoteTarget(bucketName string, targetID event.TargetID)

RemoveRemoteTarget - closes and removes target by target ID.

func (*NotificationSys) RemoveRulesMap 

func (sys *NotificationSys) RemoveRulesMap(bucketName string, rulesMap event.RulesMap)

RemoveRulesMap - removes rules map for bucket name.

func (*NotificationSys) Send 

func (sys *NotificationSys) Send(args eventArgs) map[event.TargetID]error

Send - sends event data to all matching targets.

func (*NotificationSys) UpdateBucketPolicy 

func (sys *NotificationSys) UpdateBucketPolicy(bucketName string) map[xnet.Host]error

UpdateBucketPolicy - calls UpdateBucketPolicy RPC call on all peers.

type Object 

type Object struct {
	Key          string
	LastModified string // time string of format "2006-01-02T15:04:05.000Z"
	ETag         string
	Size         int64

	// Owner of the object.
	Owner Owner

	// The class of storage used to store the object.
	StorageClass string
}

Object container for object metadata

type ObjectExistsAsDirectory 

type ObjectExistsAsDirectory GenericError

ObjectExistsAsDirectory object already exists as a directory.

func (ObjectExistsAsDirectory) Error 

func (e ObjectExistsAsDirectory) Error() string

type ObjectIdentifier 

type ObjectIdentifier struct {
	ObjectName string `xml:"Key"`
}

ObjectIdentifier carries key name for the object to delete.

type ObjectInfo 

type ObjectInfo struct {
	// Name of the bucket.
	Bucket string

	// Name of the object.
	Name string

	// Date and time when the object was last modified.
	ModTime time.Time

	// Total object size.
	Size int64

	// IsDir indicates if the object is prefix.
	IsDir bool

	// Hex encoded unique entity tag of the object.
	ETag string

	// A standard MIME type describing the format of the object.
	ContentType string

	// Specifies what content encodings have been applied to the object and thus
	// what decoding mechanisms must be applied to obtain the object referenced
	// by the Content-Type header field.
	ContentEncoding string

	// User-Defined metadata
	UserDefined map[string]string

	// List of individual parts, maximum size of upto 10,000
	Parts []objectPartInfo `json:"-"`

	// Implements writer and reader used by CopyObject API
	Writer io.WriteCloser `json:"-"`
	Reader *hash.Reader   `json:"-"`
	// contains filtered or unexported fields
}

ObjectInfo - represents object metadata.

func FromMinioClientObjectInfo 

func FromMinioClientObjectInfo(bucket string, oi minio.ObjectInfo) ObjectInfo

FromMinioClientObjectInfo converts minio ObjectInfo to gateway ObjectInfo

func (*ObjectInfo) DecryptedSize 

func (o *ObjectInfo) DecryptedSize() (int64, error)

DecryptedSize returns the size of the object after decryption in bytes. It returns an error if the object is not encrypted or marked as encrypted but has an invalid size. DecryptedSize panics if the referred object is not encrypted.

func (*ObjectInfo) EncryptedSize 

func (o *ObjectInfo) EncryptedSize() int64

EncryptedSize returns the size of the object after encryption. An encrypted object is always larger than a plain object except for zero size objects.

func (*ObjectInfo) IsEncrypted 

func (o *ObjectInfo) IsEncrypted() bool

IsEncrypted returns true if the object is marked as encrypted.

func (*ObjectInfo) IsEncryptedMultipart 

func (o *ObjectInfo) IsEncryptedMultipart() bool

IsEncryptedMultipart - is the encrypted content multiparted?

type ObjectLayer 

type ObjectLayer interface {
	// Storage operations.
	Shutdown(context.Context) error
	StorageInfo(context.Context) StorageInfo

	// Bucket operations.
	MakeBucketWithLocation(ctx context.Context, bucket string, location string) error
	GetBucketInfo(ctx context.Context, bucket string) (bucketInfo BucketInfo, err error)
	ListBuckets(ctx context.Context) (buckets []BucketInfo, err error)
	DeleteBucket(ctx context.Context, bucket string) error
	ListObjects(ctx context.Context, bucket, prefix, marker, delimiter string, maxKeys int) (result ListObjectsInfo, err error)
	ListObjectsV2(ctx context.Context, bucket, prefix, continuationToken, delimiter string, maxKeys int, fetchOwner bool, startAfter string) (result ListObjectsV2Info, err error)

	// Object operations.
	GetObject(ctx context.Context, bucket, object string, startOffset int64, length int64, writer io.Writer, etag string) (err error)
	GetObjectInfo(ctx context.Context, bucket, object string) (objInfo ObjectInfo, err error)
	PutObject(ctx context.Context, bucket, object string, data *hash.Reader, metadata map[string]string) (objInfo ObjectInfo, err error)
	CopyObject(ctx context.Context, srcBucket, srcObject, destBucket, destObject string, srcInfo ObjectInfo) (objInfo ObjectInfo, err error)
	DeleteObject(ctx context.Context, bucket, object string) error

	// Multipart operations.
	ListMultipartUploads(ctx context.Context, bucket, prefix, keyMarker, uploadIDMarker, delimiter string, maxUploads int) (result ListMultipartsInfo, err error)
	NewMultipartUpload(ctx context.Context, bucket, object string, metadata map[string]string) (uploadID string, err error)
	CopyObjectPart(ctx context.Context, srcBucket, srcObject, destBucket, destObject string, uploadID string, partID int,
		startOffset int64, length int64, srcInfo ObjectInfo) (info PartInfo, err error)
	PutObjectPart(ctx context.Context, bucket, object, uploadID string, partID int, data *hash.Reader) (info PartInfo, err error)
	ListObjectParts(ctx context.Context, bucket, object, uploadID string, partNumberMarker int, maxParts int) (result ListPartsInfo, err error)
	AbortMultipartUpload(ctx context.Context, bucket, object, uploadID string) error
	CompleteMultipartUpload(ctx context.Context, bucket, object, uploadID string, uploadedParts []CompletePart) (objInfo ObjectInfo, err error)

	// Healing operations.
	HealFormat(ctx context.Context, dryRun bool) (madmin.HealResultItem, error)
	HealBucket(ctx context.Context, bucket string, dryRun bool) ([]madmin.HealResultItem, error)
	HealObject(ctx context.Context, bucket, object string, dryRun bool) (madmin.HealResultItem, error)
	ListBucketsHeal(ctx context.Context) (buckets []BucketInfo, err error)
	ListObjectsHeal(ctx context.Context, bucket, prefix, marker, delimiter string, maxKeys int) (ListObjectsInfo, error)

	// Locking operations
	ListLocks(ctx context.Context, bucket, prefix string, duration time.Duration) ([]VolumeLockInfo, error)
	ClearLocks(context.Context, []VolumeLockInfo) error

	// Policy operations
	SetBucketPolicy(context.Context, string, policy.BucketAccessPolicy) error
	GetBucketPolicy(context.Context, string) (policy.BucketAccessPolicy, error)
	RefreshBucketPolicy(context.Context, string) error
	DeleteBucketPolicy(context.Context, string) error

	// Supported operations check
	IsNotificationSupported() bool
	IsEncryptionSupported() bool
}

ObjectLayer implements primitives for object API layer.

func NewFSObjectLayer 

func NewFSObjectLayer(fsPath string) (ObjectLayer, error)

NewFSObjectLayer - initialize new fs object layer.

type ObjectNameInvalid 

type ObjectNameInvalid GenericError

ObjectNameInvalid - object name provided is invalid.

func (ObjectNameInvalid) Error 

func (e ObjectNameInvalid) Error() string

Return string an error formatted as the given text.

type ObjectNotFound 

type ObjectNotFound GenericError

ObjectNotFound object does not exist.

func (ObjectNotFound) Error 

func (e ObjectNotFound) Error() string

type ObjectTooLarge 

type ObjectTooLarge GenericError

ObjectTooLarge error returned when the size of the object > max object size allowed (5G) per request.

func (ObjectTooLarge) Error 

func (e ObjectTooLarge) Error() string

type ObjectTooSmall 

type ObjectTooSmall GenericError

ObjectTooSmall error returned when the size of the object < what is expected.

func (ObjectTooSmall) Error 

func (e ObjectTooSmall) Error() string

type OperationTimedOut 

type OperationTimedOut struct {
	Path string
}

OperationTimedOut - a timeout occurred.

func (OperationTimedOut) Error 

func (e OperationTimedOut) Error() string

type OpsLockState 

type OpsLockState struct {
	OperationID string     `json:"id"`     // String containing operation ID.
	LockSource  string     `json:"source"` // Operation type (GetObject, PutObject...)
	LockType    lockType   `json:"type"`   // Lock type (RLock, WLock)
	Status      statusType `json:"status"` // Status can be Running/Ready/Blocked.
	Since       time.Time  `json:"since"`  // Time when the lock was initially held.
}

OpsLockState - structure to fill in state information of the lock. structure to fill in status information for each operation with given operation ID.

type Owner 

type Owner struct {
	ID          string
	DisplayName string
}

Owner - bucket owner/principal

type Part 

type Part struct {
	PartNumber   int
	LastModified string
	ETag         string
	Size         int64
}

Part container for part metadata.

type PartInfo 

type PartInfo struct {
	// Part number that identifies the part. This is a positive integer between
	// 1 and 10,000.
	PartNumber int

	// Date and time at which the part was uploaded.
	LastModified time.Time

	// Entity tag returned when the part was initially uploaded.
	ETag string

	// Size in bytes of the part.
	Size int64
}

PartInfo - represents individual part metadata.

func FromMinioClientObjectPart 

func FromMinioClientObjectPart(op minio.ObjectPart) PartInfo

FromMinioClientObjectPart converts minio ObjectPart to PartInfo

type PartTooBig 

type PartTooBig struct{}

PartTooBig returned if size of part is bigger than the allowed limit.

func (PartTooBig) Error 

func (e PartTooBig) Error() string

type PartTooSmall 

type PartTooSmall struct {
	PartSize   int64
	PartNumber int
	PartETag   string
}

PartTooSmall - error if part size is less than 5MB.

func (PartTooSmall) Error 

func (e PartTooSmall) Error() string

type PartsSizeUnequal 

type PartsSizeUnequal struct{}

PartsSizeUnequal - All parts except the last part should be of the same size

func (PartsSizeUnequal) Error 

func (e PartsSizeUnequal) Error() string

type PeerRPCClient 

type PeerRPCClient struct {
	*AuthRPCClient
}

PeerRPCClient - peer RPC client talks to peer RPC server.

func (*PeerRPCClient) DeleteBucket 

func (rpcClient *PeerRPCClient) DeleteBucket(bucketName string) error

DeleteBucket - calls delete bucket RPC.

func (*PeerRPCClient) ListenBucketNotification 

func (rpcClient *PeerRPCClient) ListenBucketNotification(bucketName string, eventNames []event.Name,
	pattern string, targetID event.TargetID, addr xnet.Host) error

ListenBucketNotification - calls listen bucket notification RPC.

func (*PeerRPCClient) PutBucketNotification 

func (rpcClient *PeerRPCClient) PutBucketNotification(bucketName string, rulesMap event.RulesMap) error

PutBucketNotification - calls put bukcet notification RPC.

func (*PeerRPCClient) RemoteTargetExist 

func (rpcClient *PeerRPCClient) RemoteTargetExist(bucketName string, targetID event.TargetID) (bool, error)

RemoteTargetExist - calls remote target ID exist RPC.

func (*PeerRPCClient) SendEvent 

func (rpcClient *PeerRPCClient) SendEvent(bucketName string, targetID, remoteTargetID event.TargetID, eventData event.Event) error

SendEvent - calls send event RPC.

func (*PeerRPCClient) UpdateBucketPolicy 

func (rpcClient *PeerRPCClient) UpdateBucketPolicy(bucketName string) error

UpdateBucketPolicy - calls update bucket policy RPC.

type PeerRPCClientTarget 

type PeerRPCClientTarget struct {
	// contains filtered or unexported fields
}

PeerRPCClientTarget - RPCClient is an event.Target which sends event to target of remote peer.

func NewPeerRPCClientTarget 

func NewPeerRPCClientTarget(bucketName string, targetID event.TargetID, rpcClient *PeerRPCClient) *PeerRPCClientTarget

NewPeerRPCClientTarget - creates RPCClient target with given target ID available in remote peer.

func (*PeerRPCClientTarget) Close 

func (target *PeerRPCClientTarget) Close() error

Close - does nothing and available for interface compatibility.

func (*PeerRPCClientTarget) ID 

func (target *PeerRPCClientTarget) ID() event.TargetID

ID - returns target ID.

func (*PeerRPCClientTarget) Send 

func (target *PeerRPCClientTarget) Send(eventData event.Event) error

Send - sends event to remote peer by making RPC call.

type PeerRPCReceiver 

type PeerRPCReceiver struct {
	AuthRPCServer
}

PeerRPCReceiver - Peer RPC receiver for peer RPC server.

func (*PeerRPCReceiver) DeleteBucket 

func (receiver *PeerRPCReceiver) DeleteBucket(args *DeleteBucketArgs, reply *AuthRPCArgs) error

DeleteBucket - handles delete bucket RPC call which removes all values of given bucket in global NotificationSys object.

func (*PeerRPCReceiver) ListenBucketNotification 

func (receiver *PeerRPCReceiver) ListenBucketNotification(args *ListenBucketNotificationArgs, reply *AuthRPCReply) error

ListenBucketNotification - handles listen bucket notification RPC call. It creates PeerRPCClient target which pushes requested events to target in remote peer.

func (*PeerRPCReceiver) PutBucketNotification 

func (receiver *PeerRPCReceiver) PutBucketNotification(args *PutBucketNotificationArgs, reply *AuthRPCReply) error

PutBucketNotification - handles put bucket notification RPC call which adds rules to given bucket to global NotificationSys object.

func (*PeerRPCReceiver) RemoteTargetExist 

func (receiver *PeerRPCReceiver) RemoteTargetExist(args *RemoteTargetExistArgs, reply *RemoteTargetExistReply) error

RemoteTargetExist - handles target ID exist RPC call which checks whether given target ID is a HTTP client target or not.

func (*PeerRPCReceiver) SendEvent 

func (receiver *PeerRPCReceiver) SendEvent(args *SendEventArgs, reply *SendEventReply) error

SendEvent - handles send event RPC call which sends given event to target by given target ID.

func (*PeerRPCReceiver) UpdateBucketPolicy 

func (receiver *PeerRPCReceiver) UpdateBucketPolicy(args *UpdateBucketPolicyArgs, reply *AuthRPCArgs) error

UpdateBucketPolicy - handles update bucket policy RPC call which sets bucket policies to given bucket in global BucketPolicies object.

type PolicyNesting 

type PolicyNesting struct{}

PolicyNesting - policy nesting conflict.

func (PolicyNesting) Error 

func (e PolicyNesting) Error() string

type PolicyNotFound 

type PolicyNotFound GenericError

PolicyNotFound - policy not found

func (PolicyNotFound) Error 

func (e PolicyNotFound) Error() string

type PostPolicyForm 

type PostPolicyForm struct {
	Expiration time.Time // Expiration date and time of the POST policy.
	Conditions struct {
		Policies map[string]struct {
			Operator string
			Value    string
		}
		ContentLengthRange contentLengthRange
	}
}

PostPolicyForm provides strict static type conversion and validation for Amazon S3's POST policy JSON string.

type PostResponse 

type PostResponse struct {
	Bucket   string
	Key      string
	ETag     string
	Location string
}

PostResponse container for POST object request when success_action_status is set to 201

type PrefixAccessDenied 

type PrefixAccessDenied GenericError

PrefixAccessDenied object access is denied.

func (PrefixAccessDenied) Error 

func (e PrefixAccessDenied) Error() string

type PrepareFileArgs 

type PrepareFileArgs struct {
	// Authentication token generated by Login.
	AuthRPCArgs

	// Name of the volume.
	Vol string

	// Name of the path.
	Path string

	// Size of the file to be prepared
	Size int64
}

PrepareFileArgs represents append file RPC arguments.

type PresignedGetArgs 

type PresignedGetArgs struct {
	// Host header required for signed headers.
	HostName string `json:"host"`

	// Bucket name of the object to be presigned.
	BucketName string `json:"bucket"`

	// Object name to be presigned.
	ObjectName string `json:"object"`

	// Expiry in seconds.
	Expiry int64 `json:"expiry"`
}

PresignedGetArgs - presigned-get API args.

type PresignedGetRep 

type PresignedGetRep struct {
	UIVersion string `json:"uiVersion"`
	// Presigned URL of the object.
	URL string `json:"url"`
}

PresignedGetRep - presigned-get URL reply.

type PutBucketNotificationArgs 

type PutBucketNotificationArgs struct {
	AuthRPCArgs
	BucketName string
	RulesMap   event.RulesMap
}

PutBucketNotificationArgs - put bucket notification RPC arguments.

type RWLocker 

type RWLocker interface {
	GetLock(timeout *dynamicTimeout) (timedOutErr error)
	Unlock()
	GetRLock(timeout *dynamicTimeout) (timedOutErr error)
	RUnlock()
}

RWLocker - locker interface to introduce GetRLock, RUnlock.

type RWLockerSync 

type RWLockerSync interface {
	GetLock(timeout time.Duration) bool
	Unlock()
	GetRLock(timeout time.Duration) bool
	RUnlock()
}

RWLockerSync - internal locker interface.

type ReInitFormatArgs 

type ReInitFormatArgs struct {
	AuthRPCArgs
	DryRun bool
}

ReInitFormatArgs - provides dry-run information to re-initialize format.json

type ReadAllArgs 

type ReadAllArgs struct {
	// Authentication token generated by Login.
	AuthRPCArgs

	// Name of the volume.
	Vol string

	// Name of the path.
	Path string
}

ReadAllArgs represents read all RPC arguments.

type ReadFileArgs 

type ReadFileArgs struct {
	// Authentication token generated by Login.
	AuthRPCArgs

	// Name of the volume.
	Vol string

	// Name of the path.
	Path string

	// Starting offset to start reading into Buffer.
	Offset int64

	// Data buffer read from the path at offset.
	Buffer []byte

	// Algorithm used in bit-rot hash computation.
	Algo BitrotAlgorithm

	// Stored hash value used to compare with computed value.
	ExpectedHash []byte

	// Indicates whether the disk has already been verified
	Verified bool
}

ReadFileArgs represents read file RPC arguments.

type RemoteTargetExistArgs 

type RemoteTargetExistArgs struct {
	AuthRPCArgs
	BucketName string
	TargetID   event.TargetID
}

RemoteTargetExistArgs - remote target ID exist RPC arguments.

type RemoteTargetExistReply 

type RemoteTargetExistReply struct {
	AuthRPCReply
	Exist bool
}

RemoteTargetExistReply - remote target ID exist RPC reply.

type RemoveBucketArgs 

type RemoveBucketArgs struct {
	BucketName string `json:"bucketName"`
}

RemoveBucketArgs - remove bucket args.

type RemoveObjectArgs 

type RemoveObjectArgs struct {
	Objects    []string `json:"objects"`    // Contains objects, prefixes.
	BucketName string   `json:"bucketname"` // Contains bucket name.
}

RemoveObjectArgs - args to remove an object, JSON will look like. 

{
    "bucketname": "testbucket",
    "objects": [
        "photos/hawaii/",
        "photos/maldives/",
        "photos/sanjose.jpg"
    ]
}

type RenameFileArgs 

type RenameFileArgs struct {
	// Authentication token generated by Login.
	AuthRPCArgs

	// Name of source volume.
	SrcVol string

	// Source path to be renamed.
	SrcPath string

	// Name of destination volume.
	DstVol string

	// Destination path of renamed file.
	DstPath string
}

RenameFileArgs represents rename file RPC arguments.

type SendEventArgs 

type SendEventArgs struct {
	AuthRPCArgs
	Event      event.Event
	TargetID   event.TargetID
	BucketName string
}

SendEventArgs - send event RPC arguments.

type SendEventReply 

type SendEventReply struct {
	AuthRPCReply
	Error error
}

SendEventReply - send event RPC reply.

type ServerConnStats 

type ServerConnStats struct {
	TotalInputBytes  uint64 `json:"transferred"`
	TotalOutputBytes uint64 `json:"received"`
	Throughput       uint64 `json:"throughput,omitempty"`
}

ServerConnStats holds transferred bytes from/to the server

type ServerHTTPMethodStats 

type ServerHTTPMethodStats struct {
	Count       uint64 `json:"count"`
	AvgDuration string `json:"avgDuration"`
}

ServerHTTPMethodStats holds total number of HTTP operations from/to the server, including the average duration the call was spent.

type ServerHTTPStats 

type ServerHTTPStats struct {
	TotalHEADStats     ServerHTTPMethodStats `json:"totalHEADs"`
	SuccessHEADStats   ServerHTTPMethodStats `json:"successHEADs"`
	TotalGETStats      ServerHTTPMethodStats `json:"totalGETs"`
	SuccessGETStats    ServerHTTPMethodStats `json:"successGETs"`
	TotalPUTStats      ServerHTTPMethodStats `json:"totalPUTs"`
	SuccessPUTStats    ServerHTTPMethodStats `json:"successPUTs"`
	TotalPOSTStats     ServerHTTPMethodStats `json:"totalPOSTs"`
	SuccessPOSTStats   ServerHTTPMethodStats `json:"successPOSTs"`
	TotalDELETEStats   ServerHTTPMethodStats `json:"totalDELETEs"`
	SuccessDELETEStats ServerHTTPMethodStats `json:"successDELETEs"`
}

ServerHTTPStats holds all type of http operations performed to/from the server including their average execution time.

type ServerInfo 

type ServerInfo struct {
	Error string          `json:"error"`
	Addr  string          `json:"addr"`
	Data  *ServerInfoData `json:"data"`
}

ServerInfo holds server information result of one node

type ServerInfoData 

type ServerInfoData struct {
	StorageInfo StorageInfo      `json:"storage"`
	ConnStats   ServerConnStats  `json:"network"`
	HTTPStats   ServerHTTPStats  `json:"http"`
	Properties  ServerProperties `json:"server"`
}

ServerInfoData holds storage, connections and other information of a given server.

type ServerInfoDataReply 

type ServerInfoDataReply struct {
	AuthRPCReply
	ServerInfoData ServerInfoData
}

ServerInfoDataReply - wraps the server info response over RPC.

type ServerInfoRep 

type ServerInfoRep struct {
	MinioVersion    string
	MinioMemory     string
	MinioPlatform   string
	MinioRuntime    string
	MinioGlobalInfo map[string]interface{}
	UIVersion       string `json:"uiVersion"`
}

ServerInfoRep - server info reply.

type ServerProperties 

type ServerProperties struct {
	Uptime   time.Duration `json:"uptime"`
	Version  string        `json:"version"`
	CommitID string        `json:"commitID"`
	Region   string        `json:"region"`
	SQSARN   []string      `json:"sqsARN"`
}

ServerProperties holds some server information such as, version, region uptime, etc..

type SetAuthArgs 

type SetAuthArgs struct {
	AccessKey string `json:"accessKey"`
	SecretKey string `json:"secretKey"`
}

SetAuthArgs - argument for SetAuth

type SetAuthPeerArgs 

type SetAuthPeerArgs struct {
	// For Auth
	AuthRPCArgs

	// New credentials that receiving peer should update to.
	Creds auth.Credentials
}

SetAuthPeerArgs - Arguments collection for SetAuth RPC call

type SetAuthReply 

type SetAuthReply struct {
	Token       string            `json:"token"`
	UIVersion   string            `json:"uiVersion"`
	PeerErrMsgs map[string]string `json:"peerErrMsgs"`
}

SetAuthReply - reply for SetAuth

type SetBucketPolicyArgs 

type SetBucketPolicyArgs struct {
	BucketName string `json:"bucketName"`
	Prefix     string `json:"prefix"`
	Policy     string `json:"policy"`
}

SetBucketPolicyArgs - set bucket policy args.

type SetupType 

type SetupType int

SetupType - enum for setup type. 

const (
	// FSSetupType - FS setup type enum.
	FSSetupType SetupType = iota + 1

	// XLSetupType - XL setup type enum.
	XLSetupType

	// DistXLSetupType - Distributed XL setup type enum.
	DistXLSetupType
)

func (SetupType) String 

func (setupType SetupType) String() string

type SignalServiceArgs 

type SignalServiceArgs struct {
	AuthRPCArgs
	Sig serviceSignal
}

SignalServiceArgs - provides the signal argument to SignalService RPC

type SignatureDoesNotMatch 

type SignatureDoesNotMatch struct{}

SignatureDoesNotMatch - when content md5 does not match with what was sent from client.

func (SignatureDoesNotMatch) Error 

func (e SignatureDoesNotMatch) Error() string

type StatFileArgs 

type StatFileArgs struct {
	// Authentication token generated by Login.
	AuthRPCArgs

	// Name of the volume.
	Vol string

	// Name of the path.
	Path string
}

StatFileArgs represents stat file RPC arguments.

type StorageAPI 

type StorageAPI interface {
	// Stringified version of disk.
	String() string

	// Storage operations.
	IsOnline() bool // Returns true if disk is online.
	Close() error
	DiskInfo() (info disk.Info, err error)

	// Volume operations.
	MakeVol(volume string) (err error)
	ListVols() (vols []VolInfo, err error)
	StatVol(volume string) (vol VolInfo, err error)
	DeleteVol(volume string) (err error)

	// File operations.
	ListDir(volume, dirPath string) ([]string, error)
	ReadFile(volume string, path string, offset int64, buf []byte, verifier *BitrotVerifier) (n int64, err error)
	PrepareFile(volume string, path string, len int64) (err error)
	AppendFile(volume string, path string, buf []byte) (err error)
	RenameFile(srcVolume, srcPath, dstVolume, dstPath string) error
	StatFile(volume string, path string) (file FileInfo, err error)
	DeleteFile(volume string, path string) (err error)

	// Read all.
	ReadAll(volume string, path string) (buf []byte, err error)
}

StorageAPI interface. 

var OfflineDisk StorageAPI // zero value is nil

OfflineDisk represents an unavailable disk.

type StorageFull 

type StorageFull struct{}

StorageFull storage ran out of space.

func (StorageFull) Error 

func (e StorageFull) Error() string

type StorageInfo 

type StorageInfo struct {
	// Total disk space.
	Total uint64
	// Free available disk space.
	Free uint64
	// Backend type.
	Backend struct {
		// Represents various backend types, currently on FS and Erasure.
		Type BackendType

		// Following fields are only meaningful if BackendType is Erasure.
		OnlineDisks      int // Online disks during server startup.
		OfflineDisks     int // Offline disks during server startup.
		StandardSCData   int // Data disks for currently configured Standard storage class.
		StandardSCParity int // Parity disks for currently configured Standard storage class.
		RRSCData         int // Data disks for currently configured Reduced Redundancy storage class.
		RRSCParity       int // Parity disks for currently configured Reduced Redundancy storage class.

		// List of all disk status, this is only meaningful if BackendType is Erasure.
		Sets [][]madmin.DriveInfo
	}
}

StorageInfo - represents total capacity of underlying storage.

type StorageInfoRep 

type StorageInfoRep struct {
	StorageInfo StorageInfo `json:"storageInfo"`
	UIVersion   string      `json:"uiVersion"`
}

StorageInfoRep - contains storage usage statistics.

type SystemLockState 

type SystemLockState struct {
	TotalLocks int64 `json:"totalLocks"`
	// Count of operations which are blocked waiting for the lock to
	// be released.
	TotalBlockedLocks int64 `json:"totalBlockedLocks"`
	// Count of operations which has successfully acquired the lock but
	// hasn't unlocked yet (operation in progress).
	TotalAcquiredLocks int64            `json:"totalAcquiredLocks"`
	LocksInfoPerObject []VolumeLockInfo `json:"locksInfoPerObject"`
}

SystemLockState - Structure to fill the lock state of entire object storage. That is the total locks held, total calls blocked on locks and state of all the locks for the entire system.

type URLTokenReply 

type URLTokenReply struct {
	Token     string `json:"token"`
	UIVersion string `json:"uiVersion"`
}

URLTokenReply contains the reply for CreateURLToken.

type UnsupportedDelimiter 

type UnsupportedDelimiter struct {
	Delimiter string
}

UnsupportedDelimiter - unsupported delimiter.

func (UnsupportedDelimiter) Error 

func (e UnsupportedDelimiter) Error() string

type UnsupportedMetadata 

type UnsupportedMetadata struct{}

UnsupportedMetadata - unsupported metadata

func (UnsupportedMetadata) Error 

func (e UnsupportedMetadata) Error() string

type UpdateBucketPolicyArgs 

type UpdateBucketPolicyArgs struct {
	AuthRPCArgs
	BucketName string
}

UpdateBucketPolicyArgs - update bucket policy RPC arguments.

type Upload 

type Upload struct {
	Key          string
	UploadID     string `xml:"UploadId"`
	Initiator    Initiator
	Owner        Owner
	StorageClass string
	Initiated    string
}

Upload container for in progress multipart upload

type VolInfo 

type VolInfo struct {
	// Name of the volume.
	Name string

	// Date and time when the volume was created.
	Created time.Time
}

VolInfo - represents volume stat information.

type VolumeLockInfo 

type VolumeLockInfo struct {
	Bucket string `json:"bucket"`
	Object string `json:"object"`

	// All locks blocked + running for given <volume,path> pair.
	LocksOnObject int64 `json:"-"`
	// Count of operations which has successfully acquired the lock
	// but hasn't unlocked yet( operation in progress).
	LocksAcquiredOnObject int64 `json:"-"`
	// Count of operations which are blocked waiting for the lock
	// to be released.
	TotalBlockedLocks int64 `json:"-"`

	// Count of all read locks
	TotalReadLocks int64 `json:"readLocks"`
	// Count of all write locks
	TotalWriteLocks int64 `json:"writeLocks"`
	// State information containing state of the locks for all operations
	// on given <volume,path> pair.
	LockDetailsOnObject []OpsLockState `json:"lockOwners"`
}

VolumeLockInfo - Structure to contain the lock state info for volume, path pair.

type WebBucketInfo 

type WebBucketInfo struct {
	// The name of the bucket.
	Name string `json:"name"`
	// Date the bucket was created.
	CreationDate time.Time `json:"creationDate"`
}

WebBucketInfo container for list buckets metadata.

type WebGenericArgs 

type WebGenericArgs struct{}

WebGenericArgs - empty struct for calls that don't accept arguments for ex. ServerInfo, GenerateAuth

type WebGenericRep 

type WebGenericRep struct {
	UIVersion string `json:"uiVersion"`
}

WebGenericRep - reply structure for calls for which reply is success/failure for ex. RemoveObject MakeBucket

type WebObjectInfo 

type WebObjectInfo struct {
	// Name of the object
	Key string `json:"name"`
	// Date and time the object was last modified.
	LastModified time.Time `json:"lastModified"`
	// Size in bytes of the object.
	Size int64 `json:"size"`
	// ContentType is mime type of the object.
	ContentType string `json:"contentType"`
}

WebObjectInfo container for list objects metadata.

type WriteConfigArgs 

type WriteConfigArgs struct {
	AuthRPCArgs
	TmpFileName string
	Buf         []byte
}

WriteConfigArgs - wraps the bytes to be written and temporary file name.

type WriteConfigReply 

type WriteConfigReply struct {
	AuthRPCReply
}

WriteConfigReply - wraps the result of a writing config into a temporary file. the remote node.

Source Files

View all Source files

Directories

Path Synopsis
azure
b2
gcs
manta
nas
oss
s3
sia

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