mirror of
https://github.com/minio/minio.git
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95bf4a57b6
Create new code paths for multiple subsystems in the code. This will make maintaing this easier later. Also introduce bugLogIf() for errors that should not happen in the first place.
671 lines
21 KiB
Go
671 lines
21 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cmd
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import (
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"io"
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"math"
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"net/http"
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"time"
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"github.com/dustin/go-humanize"
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"github.com/minio/madmin-go/v3"
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"github.com/minio/minio/internal/bucket/replication"
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"github.com/minio/minio/internal/hash"
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)
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//go:generate msgp -file $GOFILE -io=false -tests=false -unexported=false
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// BackendType - represents different backend types.
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type BackendType int
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// Enum for different backend types.
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const (
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Unknown = BackendType(madmin.Unknown)
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// Filesystem backend.
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BackendFS = BackendType(madmin.FS)
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// Multi disk BackendErasure (single, distributed) backend.
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BackendErasure = BackendType(madmin.Erasure)
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// Add your own backend.
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)
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// StorageInfo - represents total capacity of underlying storage.
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type StorageInfo = madmin.StorageInfo
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// objectHistogramInterval is an interval that will be
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// used to report the histogram of objects data sizes
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type objectHistogramInterval struct {
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name string
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start, end int64
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}
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const (
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// dataUsageBucketLenV1 must be length of ObjectsHistogramIntervalsV1
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dataUsageBucketLenV1 = 7
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// dataUsageBucketLen must be length of ObjectsHistogramIntervals
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dataUsageBucketLen = 11
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dataUsageVersionLen = 7
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)
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// ObjectsHistogramIntervalsV1 is the list of all intervals
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// of object sizes to be included in objects histogram(V1).
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var ObjectsHistogramIntervalsV1 = [dataUsageBucketLenV1]objectHistogramInterval{
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{"LESS_THAN_1024_B", 0, humanize.KiByte - 1},
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{"BETWEEN_1024B_AND_1_MB", humanize.KiByte, humanize.MiByte - 1},
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{"BETWEEN_1_MB_AND_10_MB", humanize.MiByte, humanize.MiByte*10 - 1},
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{"BETWEEN_10_MB_AND_64_MB", humanize.MiByte * 10, humanize.MiByte*64 - 1},
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{"BETWEEN_64_MB_AND_128_MB", humanize.MiByte * 64, humanize.MiByte*128 - 1},
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{"BETWEEN_128_MB_AND_512_MB", humanize.MiByte * 128, humanize.MiByte*512 - 1},
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{"GREATER_THAN_512_MB", humanize.MiByte * 512, math.MaxInt64},
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}
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// ObjectsHistogramIntervals is the list of all intervals
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// of object sizes to be included in objects histogram.
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// Note: this histogram expands 1024B-1MB to incl. 1024B-64KB, 64KB-256KB, 256KB-512KB and 512KB-1MiB
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var ObjectsHistogramIntervals = [dataUsageBucketLen]objectHistogramInterval{
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{"LESS_THAN_1024_B", 0, humanize.KiByte - 1},
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{"BETWEEN_1024_B_AND_64_KB", humanize.KiByte, 64*humanize.KiByte - 1}, // not exported, for support use only
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{"BETWEEN_64_KB_AND_256_KB", 64 * humanize.KiByte, 256*humanize.KiByte - 1}, // not exported, for support use only
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{"BETWEEN_256_KB_AND_512_KB", 256 * humanize.KiByte, 512*humanize.KiByte - 1}, // not exported, for support use only
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{"BETWEEN_512_KB_AND_1_MB", 512 * humanize.KiByte, humanize.MiByte - 1}, // not exported, for support use only
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{"BETWEEN_1024B_AND_1_MB", humanize.KiByte, humanize.MiByte - 1},
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{"BETWEEN_1_MB_AND_10_MB", humanize.MiByte, humanize.MiByte*10 - 1},
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{"BETWEEN_10_MB_AND_64_MB", humanize.MiByte * 10, humanize.MiByte*64 - 1},
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{"BETWEEN_64_MB_AND_128_MB", humanize.MiByte * 64, humanize.MiByte*128 - 1},
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{"BETWEEN_128_MB_AND_512_MB", humanize.MiByte * 128, humanize.MiByte*512 - 1},
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{"GREATER_THAN_512_MB", humanize.MiByte * 512, math.MaxInt64},
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}
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// ObjectsVersionCountIntervals is the list of all intervals
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// of object version count to be included in objects histogram.
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var ObjectsVersionCountIntervals = [dataUsageVersionLen]objectHistogramInterval{
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{"UNVERSIONED", 0, 0},
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{"SINGLE_VERSION", 1, 1},
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{"BETWEEN_2_AND_10", 2, 9},
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{"BETWEEN_10_AND_100", 10, 99},
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{"BETWEEN_100_AND_1000", 100, 999},
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{"BETWEEN_1000_AND_10000", 1000, 9999},
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{"GREATER_THAN_10000", 10000, math.MaxInt64},
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}
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// BucketInfo - represents bucket metadata.
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type BucketInfo struct {
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// Name of the bucket.
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Name string
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// Date and time when the bucket was created.
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Created time.Time
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Deleted time.Time
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// Bucket features enabled
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Versioning, ObjectLocking bool
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}
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// ObjectInfo - represents object metadata.
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type ObjectInfo struct {
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// Name of the bucket.
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Bucket string
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// Name of the object.
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Name string
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// Date and time when the object was last modified.
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ModTime time.Time
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// Total object size.
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Size int64
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// Actual size is the real size of the object uploaded by client.
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ActualSize *int64
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// IsDir indicates if the object is prefix.
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IsDir bool
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// Hex encoded unique entity tag of the object.
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ETag string
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// Version ID of this object.
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VersionID string
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// IsLatest indicates if this is the latest current version
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// latest can be true for delete marker or a version.
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IsLatest bool
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// DeleteMarker indicates if the versionId corresponds
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// to a delete marker on an object.
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DeleteMarker bool
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// Transitioned object information
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TransitionedObject TransitionedObject
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// RestoreExpires indicates date a restored object expires
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RestoreExpires time.Time
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// RestoreOngoing indicates if a restore is in progress
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RestoreOngoing bool
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// A standard MIME type describing the format of the object.
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ContentType string
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// Specifies what content encodings have been applied to the object and thus
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// what decoding mechanisms must be applied to obtain the object referenced
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// by the Content-Type header field.
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ContentEncoding string
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// Date and time at which the object is no longer able to be cached
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Expires time.Time
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// Cache-Control - Specifies caching behavior along the request/reply chain
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CacheControl string
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// Specify object storage class
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StorageClass string
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ReplicationStatusInternal string
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ReplicationStatus replication.StatusType
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// User-Defined metadata
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UserDefined map[string]string
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// User-Defined object tags
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UserTags string
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// List of individual parts, maximum size of upto 10,000
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Parts []ObjectPartInfo `json:"-"`
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// Implements writer and reader used by CopyObject API
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Writer io.WriteCloser `json:"-" msg:"-"`
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Reader *hash.Reader `json:"-" msg:"-"`
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PutObjReader *PutObjReader `json:"-" msg:"-"`
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metadataOnly bool
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versionOnly bool // adds a new version, only used by CopyObject
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keyRotation bool
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// Date and time when the object was last accessed.
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AccTime time.Time
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Legacy bool // indicates object on disk is in legacy data format
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// internal representation of version purge status
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VersionPurgeStatusInternal string
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VersionPurgeStatus VersionPurgeStatusType
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replicationDecision string // internal representation of replication decision for use by DeleteObject handler
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// The total count of all versions of this object
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NumVersions int
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// The modtime of the successor object version if any
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SuccessorModTime time.Time
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// Checksums added on upload.
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// Encoded, maybe encrypted.
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Checksum []byte
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// Inlined
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Inlined bool
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DataBlocks int
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ParityBlocks int
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}
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// ExpiresStr returns a stringified version of Expires header in http.TimeFormat
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func (o ObjectInfo) ExpiresStr() string {
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var expires string
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if !o.Expires.IsZero() {
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expires = o.Expires.UTC().Format(http.TimeFormat)
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}
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return expires
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}
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// ArchiveInfo returns any saved zip archive meta information.
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// It will be decrypted if needed.
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func (o *ObjectInfo) ArchiveInfo() []byte {
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if len(o.UserDefined) == 0 {
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return nil
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}
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z, ok := o.UserDefined[archiveInfoMetadataKey]
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if !ok {
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return nil
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}
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data := []byte(z)
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if v, ok := o.UserDefined[archiveTypeMetadataKey]; ok && v == archiveTypeEnc {
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decrypted, err := o.metadataDecrypter()(archiveTypeEnc, data)
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if err != nil {
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encLogIf(GlobalContext, err)
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return nil
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}
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data = decrypted
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}
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return data
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}
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// Clone - Returns a cloned copy of current objectInfo
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func (o *ObjectInfo) Clone() (cinfo ObjectInfo) {
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cinfo = ObjectInfo{
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Bucket: o.Bucket,
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Name: o.Name,
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ModTime: o.ModTime,
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Size: o.Size,
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IsDir: o.IsDir,
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ETag: o.ETag,
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VersionID: o.VersionID,
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IsLatest: o.IsLatest,
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DeleteMarker: o.DeleteMarker,
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TransitionedObject: o.TransitionedObject,
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RestoreExpires: o.RestoreExpires,
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RestoreOngoing: o.RestoreOngoing,
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ContentType: o.ContentType,
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ContentEncoding: o.ContentEncoding,
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Expires: o.Expires,
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StorageClass: o.StorageClass,
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ReplicationStatus: o.ReplicationStatus,
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UserTags: o.UserTags,
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Parts: o.Parts,
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Writer: o.Writer,
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Reader: o.Reader,
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PutObjReader: o.PutObjReader,
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metadataOnly: o.metadataOnly,
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versionOnly: o.versionOnly,
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keyRotation: o.keyRotation,
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AccTime: o.AccTime,
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Legacy: o.Legacy,
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VersionPurgeStatus: o.VersionPurgeStatus,
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NumVersions: o.NumVersions,
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SuccessorModTime: o.SuccessorModTime,
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ReplicationStatusInternal: o.ReplicationStatusInternal,
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VersionPurgeStatusInternal: o.VersionPurgeStatusInternal,
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}
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cinfo.UserDefined = make(map[string]string, len(o.UserDefined))
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for k, v := range o.UserDefined {
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cinfo.UserDefined[k] = v
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}
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return cinfo
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}
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func (o ObjectInfo) tierStats() tierStats {
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ts := tierStats{
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TotalSize: uint64(o.Size),
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NumVersions: 1,
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}
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// the current version of an object is accounted towards objects count
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if o.IsLatest {
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ts.NumObjects = 1
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}
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return ts
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}
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// ToObjectInfo converts a replication object info to a partial ObjectInfo
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// do not rely on this function to give you correct ObjectInfo, this
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// function is merely and optimization.
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func (ri ReplicateObjectInfo) ToObjectInfo() ObjectInfo {
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return ObjectInfo{
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Name: ri.Name,
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Bucket: ri.Bucket,
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VersionID: ri.VersionID,
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ModTime: ri.ModTime,
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UserTags: ri.UserTags,
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Size: ri.Size,
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ActualSize: &ri.ActualSize,
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ReplicationStatus: ri.ReplicationStatus,
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ReplicationStatusInternal: ri.ReplicationStatusInternal,
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VersionPurgeStatus: ri.VersionPurgeStatus,
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VersionPurgeStatusInternal: ri.VersionPurgeStatusInternal,
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DeleteMarker: true,
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UserDefined: map[string]string{},
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}
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}
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// ReplicateObjectInfo represents object info to be replicated
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type ReplicateObjectInfo struct {
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Name string
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Bucket string
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VersionID string
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ETag string
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Size int64
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ActualSize int64
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ModTime time.Time
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UserTags string
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SSEC bool
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ReplicationStatus replication.StatusType
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ReplicationStatusInternal string
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VersionPurgeStatusInternal string
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VersionPurgeStatus VersionPurgeStatusType
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ReplicationState ReplicationState
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DeleteMarker bool
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OpType replication.Type
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EventType string
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RetryCount uint32
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ResetID string
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Dsc ReplicateDecision
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ExistingObjResync ResyncDecision
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TargetArn string
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TargetStatuses map[string]replication.StatusType
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TargetPurgeStatuses map[string]VersionPurgeStatusType
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ReplicationTimestamp time.Time
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}
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// MultipartInfo captures metadata information about the uploadId
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// this data structure is used primarily for some internal purposes
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// for verifying upload type such as was the upload
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// - encrypted
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// - compressed
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type MultipartInfo struct {
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// Name of the bucket.
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Bucket string
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// Name of the object.
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Object string
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// Upload ID identifying the multipart upload whose parts are being listed.
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UploadID string
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// Date and time at which the multipart upload was initiated.
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Initiated time.Time
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// Any metadata set during InitMultipartUpload, including encryption headers.
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UserDefined map[string]string
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}
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// ListPartsInfo - represents list of all parts.
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type ListPartsInfo struct {
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// Name of the bucket.
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Bucket string
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// Name of the object.
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Object string
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// Upload ID identifying the multipart upload whose parts are being listed.
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UploadID string
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// The class of storage used to store the object.
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StorageClass string
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// Part number after which listing begins.
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PartNumberMarker int
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// When a list is truncated, this element specifies the last part in the list,
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// as well as the value to use for the part-number-marker request parameter
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// in a subsequent request.
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NextPartNumberMarker int
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// Maximum number of parts that were allowed in the response.
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MaxParts int
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// Indicates whether the returned list of parts is truncated.
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IsTruncated bool
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// List of all parts.
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Parts []PartInfo
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// Any metadata set during InitMultipartUpload, including encryption headers.
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UserDefined map[string]string
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// ChecksumAlgorithm if set
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ChecksumAlgorithm string
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}
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// Lookup - returns if uploadID is valid
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func (lm ListMultipartsInfo) Lookup(uploadID string) bool {
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for _, upload := range lm.Uploads {
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if upload.UploadID == uploadID {
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return true
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}
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}
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return false
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}
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// ListMultipartsInfo - represents bucket resources for incomplete multipart uploads.
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type ListMultipartsInfo struct {
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// Together with upload-id-marker, this parameter specifies the multipart upload
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// after which listing should begin.
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KeyMarker string
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// Together with key-marker, specifies the multipart upload after which listing
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// should begin. If key-marker is not specified, the upload-id-marker parameter
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// is ignored.
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UploadIDMarker string
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// When a list is truncated, this element specifies the value that should be
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// used for the key-marker request parameter in a subsequent request.
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NextKeyMarker string
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// When a list is truncated, this element specifies the value that should be
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// used for the upload-id-marker request parameter in a subsequent request.
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NextUploadIDMarker string
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// Maximum number of multipart uploads that could have been included in the
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// response.
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MaxUploads int
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// Indicates whether the returned list of multipart uploads is truncated. A
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// value of true indicates that the list was truncated. The list can be truncated
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// if the number of multipart uploads exceeds the limit allowed or specified
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// by max uploads.
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IsTruncated bool
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// List of all pending uploads.
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Uploads []MultipartInfo
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// When a prefix is provided in the request, The result contains only keys
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// starting with the specified prefix.
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Prefix string
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// A character used to truncate the object prefixes.
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// NOTE: only supported delimiter is '/'.
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Delimiter string
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// CommonPrefixes contains all (if there are any) keys between Prefix and the
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// next occurrence of the string specified by delimiter.
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CommonPrefixes []string
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EncodingType string // Not supported yet.
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}
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// TransitionedObject transitioned object tier and status.
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type TransitionedObject struct {
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Name string
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VersionID string
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Tier string
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FreeVersion bool
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Status string
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}
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// DeletedObjectInfo - container for list objects versions deleted objects.
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type DeletedObjectInfo struct {
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// Name of the bucket.
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Bucket string
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// Name of the object.
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Name string
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// Date and time when the object was last modified.
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ModTime time.Time
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// Version ID of this object.
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VersionID string
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// Indicates the deleted marker is latest
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IsLatest bool
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}
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// ListObjectVersionsInfo - container for list objects versions.
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type ListObjectVersionsInfo struct {
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// Indicates whether the returned list objects response is truncated. A
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// value of true indicates that the list was truncated. The list can be truncated
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// if the number of objects exceeds the limit allowed or specified
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// by max keys.
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IsTruncated bool
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// When response is truncated (the IsTruncated element value in the response is true),
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// you can use the key name in this field as marker in the subsequent
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// request to get next set of objects.
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//
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// NOTE: AWS S3 returns NextMarker only if you have delimiter request parameter specified,
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// MinIO always returns NextMarker.
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NextMarker string
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// NextVersionIDMarker may be set of IsTruncated is true
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NextVersionIDMarker string
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// List of objects info for this request.
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Objects []ObjectInfo
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// List of prefixes for this request.
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Prefixes []string
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}
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// ListObjectsInfo - container for list objects.
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type ListObjectsInfo struct {
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// Indicates whether the returned list objects response is truncated. A
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// 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: AWS S3 returns NextMarker only if you have delimiter request parameter specified,
|
|
// MinIO always returns NextMarker.
|
|
NextMarker 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.
|
|
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
|
|
}
|
|
|
|
// PartInfo - represents individual part metadata.
|
|
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
|
|
|
|
// Real size of the object uploaded by client.
|
|
ActualSize int64
|
|
|
|
// Checksum values
|
|
ChecksumCRC32 string
|
|
ChecksumCRC32C string
|
|
ChecksumSHA1 string
|
|
ChecksumSHA256 string
|
|
}
|
|
|
|
// CompletePart - represents the part that was completed, this is sent by the client
|
|
// during CompleteMultipartUpload request.
|
|
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
|
|
|
|
// Checksum values. Optional.
|
|
ChecksumCRC32 string
|
|
ChecksumCRC32C string
|
|
ChecksumSHA1 string
|
|
ChecksumSHA256 string
|
|
}
|
|
|
|
// CompleteMultipartUpload - represents list of parts which are completed, this is sent by the
|
|
// client during CompleteMultipartUpload request.
|
|
type CompleteMultipartUpload struct {
|
|
Parts []CompletePart `xml:"Part"`
|
|
}
|
|
|
|
// NewMultipartUploadResult contains information about a newly created multipart upload.
|
|
type NewMultipartUploadResult struct {
|
|
UploadID string
|
|
ChecksumAlgo string
|
|
}
|
|
|
|
type getObjectAttributesResponse struct {
|
|
ETag string `xml:",omitempty"`
|
|
Checksum *objectAttributesChecksum `xml:",omitempty"`
|
|
ObjectParts *objectAttributesParts `xml:",omitempty"`
|
|
StorageClass string `xml:",omitempty"`
|
|
ObjectSize int64 `xml:",omitempty"`
|
|
}
|
|
|
|
type objectAttributesChecksum struct {
|
|
ChecksumCRC32 string `xml:",omitempty"`
|
|
ChecksumCRC32C string `xml:",omitempty"`
|
|
ChecksumSHA1 string `xml:",omitempty"`
|
|
ChecksumSHA256 string `xml:",omitempty"`
|
|
}
|
|
|
|
type objectAttributesParts struct {
|
|
IsTruncated bool
|
|
MaxParts int
|
|
NextPartNumberMarker int
|
|
PartNumberMarker int
|
|
PartsCount int
|
|
Parts []*objectAttributesPart `xml:"Part"`
|
|
}
|
|
|
|
type objectAttributesPart struct {
|
|
PartNumber int
|
|
Size int64
|
|
ChecksumCRC32 string `xml:",omitempty"`
|
|
ChecksumCRC32C string `xml:",omitempty"`
|
|
ChecksumSHA1 string `xml:",omitempty"`
|
|
ChecksumSHA256 string `xml:",omitempty"`
|
|
}
|
|
|
|
type objectAttributesErrorResponse struct {
|
|
ArgumentValue *string `xml:"ArgumentValue,omitempty"`
|
|
ArgumentName *string `xml:"ArgumentName"`
|
|
APIErrorResponse
|
|
}
|