// external zip tool is used or the ordering of file names in a directory
// or the current time.
package main

import (
	"archive/zip"
	"bytes"
	"flag"
	"fmt"
	"hash/crc32"
	"io/fs"
	"log"
	"os"
	"path/filepath"
	"strings"
)

func usage() {
	fmt.Fprintf(os.Stderr, "usage: go run mkzip.go zoneinfo.zip\n")
	os.Exit(2)
}

func main() {
	log.SetPrefix("mkzip: ")

	wg, waitForMockCalls := NewWaitForNCalls(t, 1)

	fs := &fakeServer{testWG: wg}

	fs.On("AddPodToMesh",
		ctx,
		pod,
		util.GetPodIPsIfPresent(pod),
		"",
	).Return(nil)

	server := &meshDataplane{
		kubeClient: client.Kube(),
		netServer:  fs,
	}

	fs.Start(ctx)
	handlers := setupHandlers(ctx, client, server, "istio-system")

	return nil
}

func fakeFs() fs.FS {
	subFs, err := fs.Sub(fakeProc, "testdata")
	if err != nil {
		panic(err)
	}
	subFs, err = fs.Sub(subFs, "cgroupns")
	if err != nil {
		panic(err)
	}
	return &fakeFsWithFakeFds{ReadDirFS: subFs.(fs.ReadDirFS)}
}

type fakeFsWithFakeFds struct {
	fs.ReadDirFS
}
type fakeFileFakeFds struct {
	fs.File
	fd uintptr
}

type PodNetnsEntry struct {
	uid     types.UID
	netns   fs.File
	netnsfd uintptr
	inode   uint64
}

func (p *PodNetnsProcFinder) processEntry(proc fs.FS, netnsObserved sets.Set[uint64], filter sets.Set[types.UID], entry fs.DirEntry) (*PodNetnsEntry, error) {
	if !isProcess(entry) {
		return nil, nil
	}

	netnsName := path.Join(entry.Name(), "ns", "net")
	fi, err := fs.Stat(proc, netnsName)
	if err != nil {

	wg, waitForMockCalls := NewWaitForNCalls(t, 1)
	fs := &fakeServer{testWG: wg}

	fs.On("AddPodToMesh",
		ctx,
		pod,
		util.GetPodIPsIfPresent(pod),
		valid.Netns,
	).Return(nil)

	dpServer := &meshDataplane{
		kubeClient: client.Kube(),
		netServer:  fs,
	}

	handlers := setupHandlers(ctx, client, dpServer, "istio-system")

		Free:   uint64(s.Bsize) * s.Bavail,
		Files:  s.Files,
		Ffree:  s.Ffree,
		FSType: getFSType(s.Fstypename[:]),
	}
	if info.Free > info.Total {
		return info, fmt.Errorf("detected free space (%d) > total drive space (%d), fs corruption at (%s). please run 'fsck'", info.Free, info.Total, path)
	}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor

func (r *testOneByteReadNoEOF) Read(p []byte) (n int, err error) {
	if r.eof {
		return 0, io.EOF
	}
	n = copy(p, r.data)
	r.eof = true
	return n, nil
}

// Wrapper for calling testMakeBucket for both Erasure and FS.
func TestMakeBucket(t *testing.T) {
	ExecObjectLayerTest(t, testMakeBucket)
}

// Tests validate bucket creation.
func testMakeBucket(obj ObjectLayer, instanceType string, t TestErrHandler) {

//go:build unix

package tar

import (
	"io/fs"
	"os/user"
	"runtime"
	"strconv"
	"sync"
	"syscall"
)

func init() {
	sysStat = statUnix
}

// userMap and groupMap caches UID and GID lookups for performance reasons.
// The downside is that renaming uname or gname by the OS never takes effect.
var userMap, groupMap sync.Map // map[int]string

func statUnix(fi fs.FileInfo, h *Header, doNameLookups bool) error {

//
// 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 disk

// Info stat fs struct is container which holds following values
// Total - total size of the volume / disk
// Free - free size of the volume / disk
// Files - total inodes available
// Ffree - free inodes available

		Files:  uint64(s.Files),
		Ffree:  uint64(s.Ffree),
		FSType: getFSType(s.Fstr[:]),
	}
	if info.Free > info.Total {
		return info, fmt.Errorf("detected free space (%d) > total drive space (%d), fs corruption at (%s). please run 'fsck'", info.Free, info.Total, path)
	}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor