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

package cmd

import (
	"os"
)

var (
	// No special option for reads on windows
	readMode = os.O_RDONLY

	// Write with sync no buffering only used only for `xl.meta` writes
	writeMode = os.O_SYNC

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

package grid

import (
	"context"
	"fmt"
	"net"
	"net/http"
	"net/http/httptest"
	"sync"
	"time"

	"github.com/minio/mux"
)

//go:generate stringer -type=debugMsg $GOFILE

// debugMsg is a debug message for testing purposes.
// may only be used for tests.
type debugMsg int

const (

package ioutil

import (
	"io"
	"os"

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

// AppendFile - appends the file "src" to the file "dst"
func AppendFile(dst string, src string, osync bool) error {
	appendFile, err := lock.Open(dst, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0o666)
	if err != nil {
		return err
	}
	defer appendFile.Close()

	srcFile, err := lock.Open(src, os.O_RDONLY, 0o666)

	"fmt"
	"net/url"
	"runtime"
	"strings"
	"sync"

	"github.com/minio/minio/internal/crypto"
	"github.com/minio/minio/internal/event"
	xhttp "github.com/minio/minio/internal/http"
	"github.com/minio/minio/internal/pubsub"
	"github.com/minio/pkg/v3/policy"
)

// EventNotifier - notifies external systems about events in MinIO.
type EventNotifier struct {
	sync.RWMutex
	targetList     *event.TargetList

//
// 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 store

import (
	"context"
	"sync"
	"testing"
	"time"
)

func TestBatchCommit(t *testing.T) {
	defer func() {
		if err := tearDownQueueStore(); err != nil {
			t.Fatalf("Failed to tear down store; %v", err)
		}
	}()

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

package cmd

import (
	"context"
	"errors"
	"maps"
	"runtime/debug"
	"sort"
	"sync"
	"time"

	"github.com/minio/minio/internal/logger"
	"github.com/minio/pkg/v3/console"
)

// a bucketMetacache keeps track of all caches generated
// for a bucket.
type bucketMetacache struct {

}

// BucketTargetSys represents bucket targets subsystem
type BucketTargetSys struct {
	sync.RWMutex
	arnRemotesMap map[string]arnTarget
	targetsMap    map[string][]madmin.BucketTarget
	hMutex        sync.RWMutex
	hc            map[string]epHealth
	hcClient      *madmin.AnonymousClient
	aMutex        sync.RWMutex
	arnErrsMap    map[string]arnErrs // map of ARN to error count of failures to get target
}

	"github.com/minio/minio/internal/logger"
	"github.com/minio/pkg/v3/policy"
	"github.com/minio/pkg/v3/sync/errgroup"
	"golang.org/x/sync/singleflight"
)

// BucketMetadataSys captures all bucket metadata for a given cluster.
type BucketMetadataSys struct {
	objAPI ObjectLayer

	sync.RWMutex
	initialized bool
	group       *singleflight.Group
	metadataMap map[string]BucketMetadata
}

// JSONPool is a pool for JSON objects that unmarshal into T.
type JSONPool[T any] struct {
	pool    sync.Pool
	emptySz int
}

// NewJSONPool returns a new JSONPool.
func NewJSONPool[T any]() *JSONPool[T] {
	var t T
	sz := 128
	if b, err := json.Marshal(t); err != nil {
		sz = len(b)
	}
	return &JSONPool[T]{
		pool: sync.Pool{
			New: func() any {
				var t T
				return &t
			},
		},
		emptySz: sz,

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

package heal

import (
	"errors"
	"fmt"
	"strconv"
	"strings"
	"sync"
	"time"

	"github.com/minio/minio/internal/config"
	"github.com/minio/pkg/v3/env"
)

// Compression environment variables
const (
	Bitrot       = "bitrotscan"
	Sleep        = "max_sleep"