How to use NormalizeAndAnonymizePath method of lib Package

Best K6 code snippet using lib.NormalizeAndAnonymizePath

archive.go

Source:archive.go Github

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...42 volumeRE = regexp.MustCompile(`^[/\\]?([a-zA-Z]):(.*)`)43 sharedRE = regexp.MustCompile(`^\\\\([^\\]+)`) // matches a shared folder in Windows before backslack replacement. i.e \\VMBOXSVR\k6\script.js44 homeDirRE = regexp.MustCompile(`(?i)^(/[a-zA-Z])?/(Users|home|Documents and Settings)/(?:[^/]+)`)45)46// NormalizeAndAnonymizePath Normalizes (to use a / path separator) and anonymizes a file path, by scrubbing usernames from home directories.47func NormalizeAndAnonymizePath(path string) string {48 path = filepath.Clean(path)49 p := volumeRE.ReplaceAllString(path, `/$1$2`)50 p = sharedRE.ReplaceAllString(p, `/nobody`)51 p = strings.Replace(p, "\\", "/", -1)52 return homeDirRE.ReplaceAllString(p, `$1/$2/nobody`)53}54func newNormalizedFs(fs afero.Fs) afero.Fs {55 return fsext.NewChangePathFs(fs, fsext.ChangePathFunc(func(name string) (string, error) {56 return NormalizeAndAnonymizePath(name), nil57 }))58}59// An Archive is a rollup of all resources and options needed to reproduce a test identically elsewhere.60type Archive struct {61 // The runner to use, eg. "js".62 Type string `json:"type"`63 // Options to use.64 Options Options `json:"options"`65 // TODO: rewrite the encoding, decoding of json to use another type with only the fields it66 // needs in order to remove Filename and Pwd from this67 // Filename and contents of the main file being executed.68 Filename string `json:"filename"` // only for json69 FilenameURL *url.URL `json:"-"`70 Data []byte `json:"-"`71 // Working directory for resolving relative paths.72 Pwd string `json:"pwd"` // only for json73 PwdURL *url.URL `json:"-"`74 Filesystems map[string]afero.Fs `json:"-"`75 // Environment variables76 Env map[string]string `json:"env"`77 CompatibilityMode string `json:"compatibilityMode"`78 K6Version string `json:"k6version"`79 Goos string `json:"goos"`80}81func (arc *Archive) getFs(name string) afero.Fs {82 fs, ok := arc.Filesystems[name]83 if !ok {84 fs = afero.NewMemMapFs()85 if name == "file" {86 fs = newNormalizedFs(fs)87 }88 arc.Filesystems[name] = fs89 }90 return fs91}92func (arc *Archive) loadMetadataJSON(data []byte) (err error) {93 if err = json.Unmarshal(data, &arc); err != nil {94 return err95 }96 // Path separator normalization for older archives (<=0.20.0)97 if arc.K6Version == "" {98 arc.Filename = NormalizeAndAnonymizePath(arc.Filename)99 arc.Pwd = NormalizeAndAnonymizePath(arc.Pwd)100 }101 arc.PwdURL, err = loader.Resolve(&url.URL{Scheme: "file", Path: "/"}, arc.Pwd)102 if err != nil {103 return err104 }105 arc.FilenameURL, err = loader.Resolve(&url.URL{Scheme: "file", Path: "/"}, arc.Filename)106 if err != nil {107 return err108 }109 return nil110}111// ReadArchive reads an archive created by Archive.Write from a reader.112func ReadArchive(in io.Reader) (*Archive, error) {113 r := tar.NewReader(in)114 arc := &Archive{Filesystems: make(map[string]afero.Fs, 2)}115 // initialize both fses116 _ = arc.getFs("https")117 _ = arc.getFs("file")118 for {119 hdr, err := r.Next()120 if err != nil {121 if err == io.EOF {122 break123 }124 return nil, err125 }126 if hdr.Typeflag != tar.TypeReg && hdr.Typeflag != tar.TypeRegA {127 continue128 }129 data, err := ioutil.ReadAll(r)130 if err != nil {131 return nil, err132 }133 switch hdr.Name {134 case "metadata.json":135 if err = arc.loadMetadataJSON(data); err != nil {136 return nil, err137 }138 continue139 case "data":140 arc.Data = data141 continue142 }143 // Path separator normalization for older archives (<=0.20.0)144 normPath := NormalizeAndAnonymizePath(hdr.Name)145 idx := strings.IndexRune(normPath, '/')146 if idx == -1 {147 continue148 }149 pfx := normPath[:idx]150 name := normPath[idx:]151 switch pfx {152 case "files", "scripts": // old archives153 // in old archives (pre 0.25.0) names without "_" at the beginning were https, the ones with "_" are local files154 pfx = "https"155 if len(name) >= 2 && name[0:2] == "/_" {156 pfx = "file"157 name = name[2:]158 }159 fallthrough160 case "https", "file":161 fs := arc.getFs(pfx)162 name = filepath.FromSlash(name)163 err = afero.WriteFile(fs, name, data, os.FileMode(hdr.Mode))164 if err != nil {165 return nil, err166 }167 err = fs.Chtimes(name, hdr.AccessTime, hdr.ModTime)168 if err != nil {169 return nil, err170 }171 default:172 return nil, fmt.Errorf("unknown file prefix `%s` for file `%s`", pfx, normPath)173 }174 }175 scheme, pathOnFs := getURLPathOnFs(arc.FilenameURL)176 var err error177 pathOnFs, err = url.PathUnescape(pathOnFs)178 if err != nil {179 return nil, err180 }181 err = afero.WriteFile(arc.getFs(scheme), pathOnFs, arc.Data, 0o644) // TODO fix the mode ?182 if err != nil {183 return nil, err184 }185 return arc, nil186}187func normalizeAndAnonymizeURL(u *url.URL) {188 if u.Scheme == "file" {189 u.Path = NormalizeAndAnonymizePath(u.Path)190 }191}192func getURLPathOnFs(u *url.URL) (scheme string, pathOnFs string) {193 scheme = "https"194 switch {195 case u.Opaque != "":196 return scheme, "/" + u.Opaque197 case u.Scheme == "":198 return scheme, path.Clean(u.String()[len("//"):])199 default:200 scheme = u.Scheme201 }202 return scheme, path.Clean(u.String()[len(u.Scheme)+len(":/"):])203}204func getURLtoString(u *url.URL) string {205 if u.Opaque == "" && u.Scheme == "" {206 return u.String()[len("//"):] // https url without a scheme207 }208 return u.String()209}210// Write serialises the archive to a writer.211//212// The format should be treated as opaque; currently it is simply a TAR rollup, but this may213// change. If it does change, ReadArchive must be able to handle all previous formats as well as214// the current one.215func (arc *Archive) Write(out io.Writer) error {216 w := tar.NewWriter(out)217 now := time.Now()218 metaArc := *arc219 normalizeAndAnonymizeURL(metaArc.FilenameURL)220 normalizeAndAnonymizeURL(metaArc.PwdURL)221 metaArc.Filename = getURLtoString(metaArc.FilenameURL)222 metaArc.Pwd = getURLtoString(metaArc.PwdURL)223 actualDataPath, err := url.PathUnescape(path.Join(getURLPathOnFs(metaArc.FilenameURL)))224 if err != nil {225 return err226 }227 var madeLinkToData bool228 metadata, err := metaArc.json()229 if err != nil {230 return err231 }232 _ = w.WriteHeader(&tar.Header{233 Name: "metadata.json",234 Mode: 0o644,235 Size: int64(len(metadata)),236 ModTime: now,237 Typeflag: tar.TypeReg,238 })239 if _, err = w.Write(metadata); err != nil {240 return err241 }242 _ = w.WriteHeader(&tar.Header{243 Name: "data",244 Mode: 0o644,245 Size: int64(len(arc.Data)),246 ModTime: now,247 Typeflag: tar.TypeReg,248 })249 if _, err = w.Write(arc.Data); err != nil {250 return err251 }252 for _, name := range [...]string{"file", "https"} {253 filesystem, ok := arc.Filesystems[name]254 if !ok {255 continue256 }257 if cachedfs, ok := filesystem.(fsext.CacheLayerGetter); ok {258 filesystem = cachedfs.GetCachingFs()259 }260 // A couple of things going on here:261 // - You can't just create file entries, you need to create directory entries too.262 // Figure out which directories are in use here.263 // - We want archives to be comparable by hash, which means the entries need to be written264 // in the same order every time. Go maps are shuffled, so we need to sort lists of keys.265 // - We don't want to leak private information (eg. usernames) in archives, so make sure to266 // anonymize paths before stuffing them in a shareable archive.267 foundDirs := make(map[string]bool)268 paths := make([]string, 0, 10)269 infos := make(map[string]os.FileInfo) // ... fix this ?270 files := make(map[string][]byte)271 walkFunc := filepath.WalkFunc(func(filePath string, info os.FileInfo, err error) error {272 if err != nil {273 return err274 }275 normalizedPath := NormalizeAndAnonymizePath(filePath)276 infos[normalizedPath] = info277 if info.IsDir() {278 foundDirs[normalizedPath] = true279 return nil280 }281 paths = append(paths, normalizedPath)282 files[normalizedPath], err = afero.ReadFile(filesystem, filePath)283 return err284 })285 if err = fsext.Walk(filesystem, afero.FilePathSeparator, walkFunc); err != nil {286 return err287 }288 if len(files) == 0 {289 continue // we don't need to write anything for this fs, if this is not done the root will be written...

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NormalizeAndAnonymizePath

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1import (2func TestNormalizeAndAnonymizePath(t *testing.T) {3 core, logs := observer.New(zapcore.DebugLevel)4 logger := zap.New(core)5 _, filename, _, _ := runtime.Caller(0)6 path := filepath.Dir(filename)7 logger.Debug("test", zap.String("path", path))8 NormalizeAndAnonymizePath(logs.All()[0].Message, path)9}10import (11func TestNormalizeAndAnonymizePath(t *testing.T) {12 core, logs := observer.New(zapcore.DebugLevel)13 logger := zap.New(core)14 _, filename, _, _ := runtime.Caller(0)15 path := filepath.Dir(filename)16 logger.Debug("test", zap.String("path", path))17 NormalizeAndAnonymizePath(logs.All()[0].Message, path)18}19import (20func NormalizeAndAnonymizePath(msg string, path string) {21 fmt.Println(msg)22}23func TestNormalizeAndAnonymizePath(t *testing.T) {24 core, logs := observer.New(zapcore.DebugLevel)25 logger := zap.New(core)26 _, filename, _, _ := runtime.Caller(0)27 path := filepath.Dir(filename)28 logger.Debug("test", zap.String("path",

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NormalizeAndAnonymizePath

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1import (2func main() {3 fmt.Println(lib.NormalizeAndAnonymizePath("/home/abc/def/../ghi/../jkl"))4 fmt.Println(lib.NormalizeAndAnonymizePath("/home/abc/def/../../ghi/../jkl"))5 fmt.Println(lib.NormalizeAndAnonymizePath("/home/abc/def/../../ghi/../../jkl"))6 fmt.Println(lib.NormalizeAndAnonymizePath("/home/abc/def/../../ghi/../../jkl/../../"))7 fmt.Println(lib.NormalizeAndAnonymizePath("/home/abc/def/../../ghi/../../jkl/../../mno/"))8}9import (10func NormalizeAndAnonymizePath(path string) string {11 arr := strings.Split(path, "/")12 stack := []string{}13 for _, str := range arr {14 if str == ".." {15 if len(stack) > 0 {16 stack = stack[:len(stack)-1]17 }18 } else if str != "." {19 stack = append(stack, str)20 }21 }22 fmt.Println(stack)23 return "/" + strings.Join(stack, "/")24}

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NormalizeAndAnonymizePath

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1import (2func main() {3 fmt.Println(gosec.NormalizeAndAnonymizePath("/var/lib/secret.txt"))4}5import (6func main() {7 fmt.Println(gosec.NormalizeAndAnonymizePath("/var/lib/secret.txt"))8}9{10 {11 "code": "gosec.NormalizeAndAnonymizePath(\"/var/lib/secret.txt\")",12 }13 "Metrics": {14 }15}16{17 {18 "code": "gosec.NormalizeAndAnonymizePath(\"/var/lib/secret.txt\")",19 }20 "Metrics": {21 }22}

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NormalizeAndAnonymizePath

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1import (2func main() {3 fmt.Println(gosec.NormalizeAndAnonymizePath("/home/user1/1.go"))4}5import (6func main() {7 fmt.Println(gosec.NormalizePath("/home/user1/1.go"))8}

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NormalizeAndAnonymizePath

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1import (2func main() {3 fmt.Println(lib.NormalizeAndAnonymizePath("/home/krishna/GoLang-Practice/"))4}5import (6func NormalizeAndAnonymizePath(path string) string {7 fmt.Println("NormalizeAndAnonymizePath")8 return filepath.Clean(path)9}

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NormalizeAndAnonymizePath

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1import (2func main() {3 fmt.Println(path.NormalizeAndAnonymizePath("/home/username/Documents/GoLang/"))4}5import (6func main() {7 fmt.Println(path.NormalizeAndAnonymizePath("/home/username/Documents/GoLang/"))8}9import (10func main() {11 fmt.Println(path.NormalizeAndAnonymizePath("/home/username/Documents/GoLang/"))12}13import (14func main() {15 fmt.Println(path.NormalizeAndAnonymizePath("/home/username/Documents/GoLang/"))16}17import (18func main() {19 fmt.Println(path.NormalizeAndAnonymizePath("/home/username/Documents/GoLang/"))20}21import (22func main() {23 fmt.Println(path.NormalizeAndAnonymizePath("/home/username/Documents/GoLang/"))24}25import (26func main() {27 fmt.Println(path.NormalizeAndAnonymizePath("/home/username/Documents/GoLang/"))28}

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NormalizeAndAnonymizePath

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1func main() {2 var lib = lib{}3 fmt.Println(lib.NormalizeAndAnonymizePath(path))4}5import (6type lib struct{}7func (lib) NormalizeAndAnonymizePath(path string) string {8 var pathArray = strings.Split(path, "/")9 for index < len(pathArray) {10 if index != len(pathArray)-1 {11 if pathArray[index] == "." || pathArray[index] == "" {12 pathArray = append(pathArray[:index], pathArray[index+1:]...)13 } else if pathArray[index] == ".." {14 pathArray = append(pathArray[:index], pathArray[index+1:]...)15 if index != 0 {16 pathArray = append(pathArray[:index-1], pathArray[index:]...)17 }18 } else {19 }20 } else {21 if pathArray[index] == "." || pathArray[index] == ".." || pathArray[index] == "" {22 pathArray = append(pathArray[:index], pathArray[index+1:]...)23 } else {24 }25 }26 }

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