// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package compress

import (
	"strings"

	"github.com/minio/minio/internal/config"
)

// Legacy envs.
const (
	EnvCompress                 = "MINIO_COMPRESS"
	EnvCompressMimeTypesLegacy1 = "MINIO_COMPRESS_MIMETYPES"

	// These envs were wrong but we supported them for a long time

		t.Errorf("unexpected method and flags: %v", b[6:10])
	}

	if !bytes.Equal(b[14:26], make([]byte, 12)) { // FileHeader.{CRC32,CompressSize,UncompressedSize} all zero.
		t.Errorf("unexpected crc, compress and uncompressed size to be 0 was: %v", b[14:26])
	}

	binary.LittleEndian.PutUint32(sig[:], uint32(dataDescriptorSignature))
	if bytes.Contains(b, sig[:]) {
		t.Error("there should be no data descriptor")
	}
}

//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package compress

import "github.com/minio/minio/internal/config"

// Help template for compress feature.
var (
	defaultHelpPostfix = func(key string) string {
		return config.DefaultHelpPostfix(DefaultKVS, key)
	}

	Help = config.HelpKVS{
		config.HelpKV{

		"",
	)

	ErrInvalidCompressionIncludesValue = newErrFn(
		"Invalid compression include value",
		"Please check the passed value",
		"Compress extensions/mime-types are delimited by `,`. For eg, MINIO_COMPRESS_MIME_TYPES=\"A,B,C\"",
	)

	ErrInvalidReplicationWorkersValue = newErrFn(
		"Invalid value for replication workers",
		"",
		"MINIO_API_REPLICATION_WORKERS: should be > 0",
	)

// Copyright 2010 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package zip

import (
	"compress/flate"
	"errors"
	"io"
	"sync"
)

// A Compressor returns a new compressing writer, writing to w.
// The WriteCloser's Close method must be used to flush pending data to w.
// The Compressor itself must be safe to invoke from multiple goroutines

		Value:  10 * humanize.MiByte,
		EnvVar: "MINIO_LOG_SIZE",
		Hidden: true,
	},
	cli.BoolFlag{
		Name:   "log-compress",
		Usage:  "specify if we want the rotated logs to be gzip compressed or not",
		EnvVar: "MINIO_LOG_COMPRESS",
		Hidden: true,
	},
}

var serverCmd = cli.Command{
	Name:   "server",
	Usage:  "start object storage server",

// It is mainly used to provide a high-level io.Reader
// access to the ETag computed by a low-level io.Reader:
//
//	content := etag.NewReader(r.Body, nil)
//
//	compressedContent := Compress(content)
//	encryptedContent := Encrypt(compressedContent)
//
//	// Now, we need an io.Reader that can access
//	// the ETag computed over the content.
//	reader := etag.Wrap(encryptedContent, content)

			// 32 bit size fields (and offset later) to signal that the
			// zip64 extra header should be used.
			b.uint32(uint32max) // compressed size
			b.uint32(uint32max) // uncompressed size

			// append a zip64 extra block to Extra
			var buf [28]byte // 2x uint16 + 3x uint64
			eb := writeBuf(buf[:])
			eb.uint16(zip64ExtraID)
			eb.uint16(24) // size = 3x uint64

package cmd

import (
	"bufio"
	"bytes"
	"compress/gzip"
	"context"
	"encoding/base64"
	"encoding/json"
	"fmt"
	"io"
	"math/rand"
	"os"
	"reflect"
	"sort"
	"testing"
	"time"

	"github.com/google/uuid"
	"github.com/klauspost/compress/zip"
	"github.com/klauspost/compress/zstd"
	"github.com/minio/minio/internal/bucket/lifecycle"

	"io"
	"strings"
	"sync"

	jsoniter "github.com/json-iterator/go"
	"github.com/klauspost/compress/s2"
	xioutil "github.com/minio/minio/internal/ioutil"
	"github.com/tinylib/msgp/msgp"
	"github.com/valyala/bytebufferpool"
)

// metadata stream format:
//
// The stream is s2 compressed.
// https://github.com/klauspost/compress/tree/master/s2#s2-compression
// This ensures integrity and reduces the size typically by at least 50%.