864 lines
19 KiB
Go
864 lines
19 KiB
Go
// Copyright 2023 Mikhail Klementev. All rights reserved.
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// Use of this source code is governed by a AGPLv3 license
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// (or later) that can be found in the LICENSE file.
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package main
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import (
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"bufio"
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"database/sql"
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"errors"
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"fmt"
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"io"
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"io/ioutil"
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"math/rand"
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"os"
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"os/exec"
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"strings"
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"time"
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"github.com/otiai10/copy"
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"github.com/remeh/sizedwaitgroup"
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"github.com/rs/zerolog"
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"github.com/rs/zerolog/log"
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"gopkg.in/logrusorgru/aurora.v2"
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"code.dumpstack.io/tools/out-of-tree/config"
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"code.dumpstack.io/tools/out-of-tree/container"
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"code.dumpstack.io/tools/out-of-tree/fs"
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"code.dumpstack.io/tools/out-of-tree/qemu"
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)
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type PewCmd struct {
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Max int64 `help:"test no more than X kernels" default:"100500"`
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Runs int64 `help:"runs per each kernel" default:"1"`
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Kernel string `help:"override kernel regex"`
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RootFS string `help:"override rootfs image" type:"existingfile"`
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Guess bool `help:"try all defined kernels"`
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Shuffle bool `help:"randomize kernels test order"`
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Binary string `help:"use binary, do not build"`
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Test string `help:"override path for test"`
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Dist string `help:"build result path" default:"/dev/null"`
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Threads int `help:"threads" default:"1"`
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Tag string `help:"log tagging"`
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Timeout time.Duration `help:"timeout after tool will not spawn new tests"`
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ArtifactConfig string `help:"path to artifact config" type:"path"`
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QemuTimeout time.Duration `help:"timeout for qemu"`
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QemuAfterStartTimeout time.Duration `help:"timeout after starting of the qemu vm before tests"`
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DockerTimeout time.Duration `help:"timeout for docker"`
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Threshold float64 `help:"reliablity threshold for exit code" default:"1.00"`
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Endless bool `help:"endless tests"`
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EndlessTimeout time.Duration `help:"timeout between tests" default:"1m"`
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EndlessStress string `help:"endless stress script" type:"existingfile"`
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db *sql.DB
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kcfg config.KernelConfig
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timeoutDeadline time.Time
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}
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func (cmd *PewCmd) Run(g *Globals) (err error) {
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cmd.kcfg, err = config.ReadKernelConfig(g.Config.Kernels)
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if err != nil {
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log.Fatal().Err(err).Msg("read kernels config")
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}
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if cmd.Timeout != 0 {
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log.Info().Msgf("Set global timeout to %s", cmd.Timeout)
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cmd.timeoutDeadline = time.Now().Add(cmd.Timeout)
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}
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cmd.db, err = openDatabase(g.Config.Database)
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if err != nil {
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log.Fatal().Err(err).
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Msgf("Cannot open database %s", g.Config.Database)
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}
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defer cmd.db.Close()
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var configPath string
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if cmd.ArtifactConfig == "" {
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configPath = g.WorkDir + "/.out-of-tree.toml"
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} else {
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configPath = cmd.ArtifactConfig
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}
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ka, err := config.ReadArtifactConfig(configPath)
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if err != nil {
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return
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}
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if ka.SourcePath == "" {
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ka.SourcePath = g.WorkDir
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}
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if cmd.Kernel != "" {
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var km config.KernelMask
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km, err = kernelMask(cmd.Kernel)
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if err != nil {
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return
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}
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ka.SupportedKernels = []config.KernelMask{km}
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}
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if cmd.Guess {
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ka.SupportedKernels, err = genAllKernels()
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if err != nil {
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return
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}
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}
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if cmd.QemuTimeout != 0 {
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log.Info().Msgf("Set qemu timeout to %s", cmd.QemuTimeout)
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} else {
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cmd.QemuTimeout = g.Config.Qemu.Timeout.Duration
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}
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if cmd.DockerTimeout != 0 {
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log.Info().Msgf("Set docker timeout to %s", cmd.DockerTimeout)
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} else {
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cmd.DockerTimeout = g.Config.Docker.Timeout.Duration
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}
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if cmd.Tag == "" {
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cmd.Tag = fmt.Sprintf("%d", time.Now().Unix())
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}
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log.Info().Str("tag", cmd.Tag).Msg("")
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err = cmd.performCI(ka)
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if err != nil {
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return
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}
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log.Info().Msgf("Success rate: %.02f, Threshold: %.02f",
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successRate(state), cmd.Threshold)
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if successRate(state) < cmd.Threshold {
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err = errors.New("reliability threshold not met")
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}
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return
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}
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type runstate struct {
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Overall, Success float64
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}
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var (
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state runstate
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)
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func successRate(state runstate) float64 {
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return state.Success / state.Overall
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}
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const pathDevNull = "/dev/null"
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func sh(workdir, command string) (output string, err error) {
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flog := log.With().
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Str("workdir", workdir).
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Str("command", command).
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Logger()
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cmd := exec.Command("sh", "-c", "cd "+workdir+" && "+command)
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flog.Debug().Msgf("%v", cmd)
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stdout, err := cmd.StdoutPipe()
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if err != nil {
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return
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}
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cmd.Stderr = cmd.Stdout
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err = cmd.Start()
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if err != nil {
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return
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}
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go func() {
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scanner := bufio.NewScanner(stdout)
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for scanner.Scan() {
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m := scanner.Text()
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output += m + "\n"
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flog.Trace().Str("stdout", m).Msg("")
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}
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}()
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err = cmd.Wait()
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if err != nil {
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e := fmt.Sprintf("%v %v output: %v", cmd, err, output)
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err = errors.New(e)
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}
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return
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}
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func applyPatches(src string, ka config.Artifact) (err error) {
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for i, patch := range ka.Patches {
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name := fmt.Sprintf("patch_%02d", i)
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path := src + "/" + name + ".diff"
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if patch.Source != "" && patch.Path != "" {
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err = errors.New("path and source are mutually exclusive")
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return
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} else if patch.Source != "" {
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err = os.WriteFile(path, []byte(patch.Source), 0644)
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if err != nil {
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return
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}
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} else if patch.Path != "" {
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err = copy.Copy(patch.Path, path)
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if err != nil {
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return
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}
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}
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if patch.Source != "" || patch.Path != "" {
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_, err = sh(src, "patch < "+path)
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if err != nil {
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return
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}
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}
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if patch.Script != "" {
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script := src + "/" + name + ".sh"
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err = os.WriteFile(script, []byte(patch.Script), 0755)
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if err != nil {
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return
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}
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_, err = sh(src, script)
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if err != nil {
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return
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}
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}
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}
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return
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}
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func build(flog zerolog.Logger, tmp string, ka config.Artifact,
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ki config.KernelInfo, dockerTimeout time.Duration) (
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outdir, outpath, output string, err error) {
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target := fmt.Sprintf("%d", rand.Int())
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outdir = tmp + "/source"
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err = copy.Copy(ka.SourcePath, outdir)
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if err != nil {
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return
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}
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err = applyPatches(outdir, ka)
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if err != nil {
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return
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}
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outpath = outdir + "/" + target
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if ka.Type == config.KernelModule {
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outpath += ".ko"
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}
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if ki.KernelVersion == "" {
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ki.KernelVersion = ki.KernelRelease
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}
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kernel := "/lib/modules/" + ki.KernelVersion + "/build"
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if ki.KernelSource != "" {
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kernel = ki.KernelSource
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}
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buildCommand := "make KERNEL=" + kernel + " TARGET=" + target
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if ka.Make.Target != "" {
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buildCommand += " " + ka.Make.Target
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}
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if ki.ContainerName != "" {
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var c container.Container
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c, err = container.NewFromKernelInfo(ki, dockerTimeout)
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c.Log = flog
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if err != nil {
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log.Fatal().Err(err).Msg("container creation failure")
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}
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output, err = c.Run(outdir, buildCommand+" && chmod -R 777 /work")
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} else {
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cmd := exec.Command("bash", "-c", "cd "+outdir+" && "+
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buildCommand)
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log.Debug().Msgf("%v", cmd)
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timer := time.AfterFunc(dockerTimeout, func() {
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cmd.Process.Kill()
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})
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defer timer.Stop()
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var raw []byte
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raw, err = cmd.CombinedOutput()
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if err != nil {
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e := fmt.Sprintf("error `%v` for cmd `%v` with output `%v`",
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err, buildCommand, string(raw))
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err = errors.New(e)
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return
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}
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output = string(raw)
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}
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return
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}
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func runScript(q *qemu.System, script string) (output string, err error) {
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return q.Command("root", script)
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}
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func testKernelModule(q *qemu.System, ka config.Artifact,
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test string) (output string, err error) {
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output, err = q.Command("root", test)
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// TODO generic checks for WARNING's and so on
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return
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}
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func testKernelExploit(q *qemu.System, ka config.Artifact,
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test, exploit string) (output string, err error) {
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output, err = q.Command("user", "chmod +x "+exploit)
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if err != nil {
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return
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}
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randFilePath := fmt.Sprintf("/root/%d", rand.Int())
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cmd := fmt.Sprintf("%s %s %s", test, exploit, randFilePath)
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output, err = q.Command("user", cmd)
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if err != nil {
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return
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}
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_, err = q.Command("root", "stat "+randFilePath)
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if err != nil {
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return
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}
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return
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}
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func genOkFail(name string, ok bool) (aurv aurora.Value) {
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state.Overall += 1
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s := " " + name
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if name == "" {
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s = ""
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}
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if ok {
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state.Success += 1
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s += " SUCCESS "
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aurv = aurora.BgGreen(aurora.Black(s))
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} else {
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s += " FAILURE "
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aurv = aurora.BgRed(aurora.White(aurora.Bold(s)))
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}
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return
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}
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type phasesResult struct {
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BuildDir string
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BuildArtifact string
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Build, Run, Test struct {
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Output string
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Ok bool
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}
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}
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func copyFile(sourcePath, destinationPath string) (err error) {
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sourceFile, err := os.Open(sourcePath)
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if err != nil {
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return
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}
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defer sourceFile.Close()
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destinationFile, err := os.Create(destinationPath)
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if err != nil {
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return err
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}
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if _, err := io.Copy(destinationFile, sourceFile); err != nil {
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destinationFile.Close()
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return err
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}
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return destinationFile.Close()
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}
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func dumpResult(q *qemu.System, ka config.Artifact, ki config.KernelInfo,
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res *phasesResult, dist, tag, binary string, db *sql.DB) {
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colored := ""
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switch ka.Type {
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case config.KernelExploit:
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colored = aurora.Sprintf("%s %s",
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genOkFail("BUILD", res.Build.Ok),
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genOkFail("LPE", res.Test.Ok))
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case config.KernelModule:
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colored = aurora.Sprintf("%s %s %s",
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genOkFail("BUILD", res.Build.Ok),
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genOkFail("INSMOD", res.Run.Ok),
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genOkFail("TEST", res.Test.Ok))
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case config.Script:
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colored = aurora.Sprintf("%s",
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genOkFail("", res.Test.Ok))
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}
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additional := ""
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if q.KernelPanic {
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additional = "(panic)"
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} else if q.KilledByTimeout {
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additional = "(timeout)"
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}
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if additional != "" {
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q.Log.Info().Msgf("%v %v", colored, additional)
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} else {
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q.Log.Info().Msgf("%v", colored)
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}
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err := addToLog(db, q, ka, ki, res, tag)
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if err != nil {
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q.Log.Warn().Err(err).Msgf("[db] addToLog (%v)", ka)
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}
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if binary == "" && dist != pathDevNull {
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err = os.MkdirAll(dist, os.ModePerm)
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if err != nil {
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log.Warn().Err(err).Msgf("os.MkdirAll (%v)", ka)
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}
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path := fmt.Sprintf("%s/%s-%s-%s", dist, ki.DistroType,
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ki.DistroRelease, ki.KernelRelease)
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if ka.Type != config.KernelExploit {
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path += ".ko"
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}
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err = copyFile(res.BuildArtifact, path)
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if err != nil {
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log.Warn().Err(err).Msgf("copy file (%v)", ka)
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}
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}
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}
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func copyArtifactAndTest(slog zerolog.Logger, q *qemu.System, ka config.Artifact,
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res *phasesResult, remoteTest string) (err error) {
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// Copy all test files to the remote machine
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for _, f := range ka.TestFiles {
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if f.Local[0] != '/' {
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if res.BuildDir != "" {
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f.Local = res.BuildDir + "/" + f.Local
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}
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}
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err = q.CopyFile(f.User, f.Local, f.Remote)
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if err != nil {
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slog.Error().Err(err).Msg("copy test file")
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return
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}
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}
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switch ka.Type {
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case config.KernelModule:
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res.Run.Output, err = q.CopyAndInsmod(res.BuildArtifact)
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if err != nil {
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slog.Error().Err(err).Msg(res.Run.Output)
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return
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}
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res.Run.Ok = true
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res.Test.Output, err = testKernelModule(q, ka, remoteTest)
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if err != nil {
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slog.Error().Err(err).Msg(res.Test.Output)
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return
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}
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res.Test.Ok = true
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case config.KernelExploit:
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remoteExploit := fmt.Sprintf("/tmp/exploit_%d", rand.Int())
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err = q.CopyFile("user", res.BuildArtifact, remoteExploit)
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if err != nil {
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return
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}
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res.Test.Output, err = testKernelExploit(q, ka, remoteTest,
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remoteExploit)
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if err != nil {
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slog.Error().Err(err).Msg(res.Test.Output)
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return
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}
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res.Run.Ok = true // does not really used
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res.Test.Ok = true
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case config.Script:
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res.Test.Output, err = runScript(q, remoteTest)
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if err != nil {
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slog.Error().Err(err).Msg(res.Test.Output)
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return
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}
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slog.Debug().Msg(res.Test.Output)
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res.Run.Ok = true
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res.Test.Ok = true
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default:
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slog.Fatal().Msg("Unsupported artifact type")
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}
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return
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}
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func copyTest(q *qemu.System, testPath string, ka config.Artifact) (
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remoteTest string, err error) {
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remoteTest = fmt.Sprintf("/tmp/test_%d", rand.Int())
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err = q.CopyFile("user", testPath, remoteTest)
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if err != nil {
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if ka.Type == config.KernelExploit {
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q.Command("user",
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"echo -e '#!/bin/sh\necho touch $2 | $1' "+
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"> "+remoteTest+
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" && chmod +x "+remoteTest)
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} else {
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q.Command("user", "echo '#!/bin/sh' "+
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"> "+remoteTest+" && chmod +x "+remoteTest)
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}
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}
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_, err = q.Command("root", "chmod +x "+remoteTest)
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return
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}
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func copyStandardModules(q *qemu.System, ki config.KernelInfo) (err error) {
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_, err = q.Command("root", "mkdir -p /lib/modules/"+ki.KernelRelease)
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if err != nil {
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return
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}
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remotePath := "/lib/modules/" + ki.KernelRelease + "/"
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err = q.CopyDirectory("root", ki.ModulesPath+"/kernel", remotePath+"/kernel")
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if err != nil {
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return
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}
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files, err := ioutil.ReadDir(ki.ModulesPath)
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if err != nil {
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return
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}
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for _, f := range files {
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if f.Mode()&os.ModeSymlink == os.ModeSymlink {
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continue
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}
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if !strings.HasPrefix(f.Name(), "modules") {
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continue
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}
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err = q.CopyFile("root", ki.ModulesPath+"/"+f.Name(), remotePath)
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}
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return
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}
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func (cmd PewCmd) testArtifact(swg *sizedwaitgroup.SizedWaitGroup,
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ka config.Artifact, ki config.KernelInfo) {
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defer swg.Done()
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logdir := "logs/" + cmd.Tag
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err := os.MkdirAll(logdir, os.ModePerm)
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if err != nil {
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log.Error().Err(err).Msgf("mkdir %s", logdir)
|
||
return
|
||
}
|
||
|
||
logfile := fmt.Sprintf("logs/%s/%s-%s-%s.log",
|
||
cmd.Tag,
|
||
ki.DistroType.String(),
|
||
ki.DistroRelease,
|
||
ki.KernelRelease,
|
||
)
|
||
f, err := os.Create(logfile)
|
||
if err != nil {
|
||
log.Error().Err(err).Msgf("create %s", logfile)
|
||
return
|
||
}
|
||
defer f.Close()
|
||
|
||
slog := zerolog.New(zerolog.MultiLevelWriter(
|
||
&consoleWriter,
|
||
&fileWriter,
|
||
&zerolog.ConsoleWriter{
|
||
Out: f,
|
||
FieldsExclude: []string{
|
||
"distro_release",
|
||
"distro_type",
|
||
"kernel",
|
||
},
|
||
NoColor: true,
|
||
},
|
||
))
|
||
|
||
switch loglevel {
|
||
case zerolog.TraceLevel, zerolog.DebugLevel:
|
||
slog = slog.With().Caller().Logger()
|
||
}
|
||
|
||
slog = slog.With().Timestamp().
|
||
Str("distro_type", ki.DistroType.String()).
|
||
Str("distro_release", ki.DistroRelease).
|
||
Str("kernel", ki.KernelRelease).
|
||
Logger()
|
||
|
||
slog.Info().Msg("start")
|
||
|
||
kernel := qemu.Kernel{KernelPath: ki.KernelPath, InitrdPath: ki.InitrdPath}
|
||
if cmd.RootFS != "" {
|
||
ki.RootFS = cmd.RootFS
|
||
}
|
||
q, err := qemu.NewSystem(qemu.X86x64, kernel, ki.RootFS)
|
||
if err != nil {
|
||
slog.Error().Err(err).Msg("qemu init")
|
||
return
|
||
}
|
||
q.Log = slog
|
||
|
||
q.Timeout = cmd.QemuTimeout
|
||
|
||
if ka.Qemu.Timeout.Duration != 0 {
|
||
q.Timeout = ka.Qemu.Timeout.Duration
|
||
}
|
||
if ka.Qemu.Cpus != 0 {
|
||
q.Cpus = ka.Qemu.Cpus
|
||
}
|
||
if ka.Qemu.Memory != 0 {
|
||
q.Memory = ka.Qemu.Memory
|
||
}
|
||
|
||
if ka.Docker.Timeout.Duration != 0 {
|
||
cmd.DockerTimeout = ka.Docker.Timeout.Duration
|
||
}
|
||
|
||
q.SetKASLR(!ka.Mitigations.DisableKaslr)
|
||
q.SetSMEP(!ka.Mitigations.DisableSmep)
|
||
q.SetSMAP(!ka.Mitigations.DisableSmap)
|
||
q.SetKPTI(!ka.Mitigations.DisableKpti)
|
||
|
||
if cmd.Endless {
|
||
q.Timeout = 0
|
||
}
|
||
|
||
err = q.Start()
|
||
if err != nil {
|
||
slog.Error().Err(err).Msg("qemu start")
|
||
return
|
||
}
|
||
defer q.Stop()
|
||
|
||
slog.Debug().Msgf("wait %v", cmd.QemuAfterStartTimeout)
|
||
time.Sleep(cmd.QemuAfterStartTimeout)
|
||
|
||
go func() {
|
||
time.Sleep(time.Minute)
|
||
for !q.Died {
|
||
slog.Debug().Msg("still alive")
|
||
time.Sleep(time.Minute)
|
||
}
|
||
}()
|
||
|
||
tmp, err := fs.TempDir()
|
||
if err != nil {
|
||
slog.Error().Err(err).Msg("making tmp directory")
|
||
return
|
||
}
|
||
defer os.RemoveAll(tmp)
|
||
|
||
result := phasesResult{}
|
||
if !cmd.Endless {
|
||
defer dumpResult(q, ka, ki, &result, cmd.Dist, cmd.Tag, cmd.Binary, cmd.db)
|
||
}
|
||
|
||
if ka.Type == config.Script {
|
||
result.Build.Ok = true
|
||
cmd.Test = ka.Script
|
||
} else if cmd.Binary == "" {
|
||
// TODO: build should return structure
|
||
start := time.Now()
|
||
result.BuildDir, result.BuildArtifact, result.Build.Output, err =
|
||
build(slog, tmp, ka, ki, cmd.DockerTimeout)
|
||
slog.Debug().Str("duration", time.Now().Sub(start).String()).
|
||
Msg("build done")
|
||
if err != nil {
|
||
log.Error().Err(err).Msg("build")
|
||
return
|
||
}
|
||
result.Build.Ok = true
|
||
} else {
|
||
result.BuildArtifact = cmd.Binary
|
||
result.Build.Ok = true
|
||
}
|
||
|
||
if cmd.Test == "" {
|
||
cmd.Test = result.BuildArtifact + "_test"
|
||
if !fs.PathExists(cmd.Test) {
|
||
slog.Debug().Msgf("%s does not exist", cmd.Test)
|
||
cmd.Test = tmp + "/source/" + "test.sh"
|
||
} else {
|
||
slog.Debug().Msgf("%s exist", cmd.Test)
|
||
}
|
||
}
|
||
|
||
err = q.WaitForSSH(cmd.QemuTimeout)
|
||
if err != nil {
|
||
return
|
||
}
|
||
|
||
remoteTest, err := copyTest(q, cmd.Test, ka)
|
||
if err != nil {
|
||
slog.Error().Err(err).Msg("copy test script")
|
||
return
|
||
}
|
||
|
||
if ka.StandardModules {
|
||
// Module depends on one of the standard modules
|
||
start := time.Now()
|
||
err = copyStandardModules(q, ki)
|
||
if err != nil {
|
||
slog.Error().Err(err).Msg("copy standard modules")
|
||
return
|
||
}
|
||
slog.Debug().Str("duration", time.Now().Sub(start).String()).
|
||
Msg("copy standard modules")
|
||
}
|
||
|
||
err = preloadModules(q, ka, ki, cmd.DockerTimeout)
|
||
if err != nil {
|
||
slog.Error().Err(err).Msg("preload modules")
|
||
return
|
||
}
|
||
|
||
start := time.Now()
|
||
copyArtifactAndTest(slog, q, ka, &result, remoteTest)
|
||
slog.Debug().Str("duration", time.Now().Sub(start).String()).
|
||
Msgf("test completed (success: %v)", result.Test.Ok)
|
||
|
||
if !cmd.Endless {
|
||
return
|
||
}
|
||
|
||
dumpResult(q, ka, ki, &result, cmd.Dist, cmd.Tag, cmd.Binary, cmd.db)
|
||
|
||
if !result.Build.Ok || !result.Run.Ok || !result.Test.Ok {
|
||
return
|
||
}
|
||
|
||
slog.Info().Msg("start endless tests")
|
||
|
||
if cmd.EndlessStress != "" {
|
||
slog.Debug().Msg("copy and run endless stress script")
|
||
err = q.CopyAndRunAsync("root", cmd.EndlessStress)
|
||
if err != nil {
|
||
q.Stop()
|
||
f.Sync()
|
||
slog.Fatal().Err(err).Msg("cannot copy/run stress")
|
||
return
|
||
}
|
||
}
|
||
|
||
for {
|
||
output, err := q.Command("root", remoteTest)
|
||
if err != nil {
|
||
q.Stop()
|
||
f.Sync()
|
||
slog.Fatal().Err(err).Msg(output)
|
||
return
|
||
}
|
||
slog.Debug().Msg(output)
|
||
|
||
slog.Info().Msg("test success")
|
||
|
||
slog.Debug().Msgf("wait %v", cmd.EndlessTimeout)
|
||
time.Sleep(cmd.EndlessTimeout)
|
||
}
|
||
}
|
||
|
||
func shuffleKernels(a []config.KernelInfo) []config.KernelInfo {
|
||
// Fisher–Yates shuffle
|
||
for i := len(a) - 1; i > 0; i-- {
|
||
j := rand.Intn(i + 1)
|
||
a[i], a[j] = a[j], a[i]
|
||
}
|
||
return a
|
||
}
|
||
|
||
func (cmd PewCmd) performCI(ka config.Artifact) (err error) {
|
||
found := false
|
||
max := cmd.Max
|
||
|
||
swg := sizedwaitgroup.New(cmd.Threads)
|
||
if cmd.Shuffle {
|
||
cmd.kcfg.Kernels = shuffleKernels(cmd.kcfg.Kernels)
|
||
}
|
||
for _, kernel := range cmd.kcfg.Kernels {
|
||
if max <= 0 {
|
||
break
|
||
}
|
||
|
||
var supported bool
|
||
supported, err = ka.Supported(kernel)
|
||
if err != nil {
|
||
return
|
||
}
|
||
|
||
if supported {
|
||
found = true
|
||
max--
|
||
for i := int64(0); i < cmd.Runs; i++ {
|
||
if !cmd.timeoutDeadline.IsZero() &&
|
||
time.Now().After(cmd.timeoutDeadline) {
|
||
|
||
break
|
||
}
|
||
swg.Add()
|
||
go cmd.testArtifact(&swg, ka, kernel)
|
||
}
|
||
}
|
||
}
|
||
swg.Wait()
|
||
|
||
if !found {
|
||
err = errors.New("No supported kernels found")
|
||
}
|
||
|
||
return
|
||
}
|
||
|
||
func kernelMask(kernel string) (km config.KernelMask, err error) {
|
||
parts := strings.Split(kernel, ":")
|
||
if len(parts) != 2 {
|
||
err = errors.New("Kernel is not 'distroType:regex'")
|
||
return
|
||
}
|
||
|
||
dt, err := config.NewDistroType(parts[0])
|
||
if err != nil {
|
||
return
|
||
}
|
||
|
||
km = config.KernelMask{DistroType: dt, ReleaseMask: parts[1]}
|
||
return
|
||
}
|
||
|
||
func genAllKernels() (sk []config.KernelMask, err error) {
|
||
for _, dType := range config.DistroTypeStrings {
|
||
var dt config.DistroType
|
||
dt, err = config.NewDistroType(dType)
|
||
if err != nil {
|
||
return
|
||
}
|
||
|
||
sk = append(sk, config.KernelMask{
|
||
DistroType: dt,
|
||
ReleaseMask: ".*",
|
||
})
|
||
}
|
||
return
|
||
}
|