/
localio.go
908 lines (799 loc) · 21.3 KB
/
localio.go
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package localio
import (
"bufio"
"bytes"
"context"
"errors"
"fmt"
"io"
"io/fs"
"log"
"net/http"
"os"
"os/exec"
"os/signal"
"os/user"
"path"
"path/filepath"
"regexp"
"runtime"
"strconv"
"strings"
"time"
"github.com/go-git/go-git/v5"
gitex "github.com/go-git/go-git/v5/_examples"
"github.com/klauspost/cpuid/v2"
"github.com/projectdiscovery/gologger"
"github.com/projectdiscovery/gologger/levels"
"github.com/schollz/progressbar/v3"
"github.com/tidwall/gjson"
)
const (
darwin = "darwin"
linux = "linux"
)
// GitClone clones a public git repo url to directory
func GitClone(url, directory string) error {
if exists, err := Exists(directory); err == nil && !exists {
gitex.Info("git clone %s %s", url, directory)
_, err := git.PlainClone(directory, false, &git.CloneOptions{
URL: url,
Progress: os.Stdout,
})
gitex.CheckIfError(err)
} else {
fmt.Printf("[+] Repo: %s already exists at %s, skipping... \n", url, directory)
}
return nil
}
func sedReplaceKeysValue(sedName, varName, val, configPath string) error {
sedPath, exists := CommandExists(sedName)
if exists && sedPath != "" {
if err := RunCommandPipeOutput(fmt.Sprintf("%s -i 's/%s=.*/%s=\"%s\"/' %s", sedPath, varName, varName, val, configPath)); err != nil {
return err
}
}
return nil
}
// SetVariableValue ...
func SetVariableValue(varName, val, osType, configPath string) error {
cfgPath, err := ResolveAbsPath(configPath)
if err != nil {
return err
}
switch osType {
case darwin:
if err := sedReplaceKeysValue("gsed", varName, val, cfgPath); err != nil {
return err
}
case linux:
if err := sedReplaceKeysValue("sed", varName, val, cfgPath); err != nil {
return err
}
default:
if err := sedReplaceKeysValue("sed", varName, val, cfgPath); err != nil {
return err
}
}
return nil
}
// ResolveAbsPath ...
func ResolveAbsPath(path string) (string, error) {
usr, err := user.Current()
if err != nil {
return path, err
}
dir := usr.HomeDir
if path == "~" {
path = dir
} else if strings.HasPrefix(path, "~/") {
path = filepath.Join(dir, path[2:])
}
path, err = filepath.Abs(path)
if err != nil {
return path, err
}
return path, nil
}
// Exists returns whether the given file or directory exists
func Exists(path string) (bool, error) {
absPath, err := ResolveAbsPath(path)
if err != nil {
return false, err
}
_, err = os.Stat(absPath)
if err == nil {
return true, nil
}
if os.IsNotExist(err) {
return false, nil
}
return false, err
}
// CopyStringToFile ...
func CopyStringToFile(data, dest string) error {
destFile, err := os.Create(dest)
if err != nil {
return err
}
defer destFile.Close()
_, err = destFile.WriteString(data)
return err
}
// DownloadFile ...
func DownloadFile(dest, url string) error {
req, err := http.NewRequest("GET", url, nil)
if err != nil {
return err
}
resp, err := http.DefaultClient.Do(req)
if err != nil {
return err
}
defer resp.Body.Close()
f, err := os.OpenFile(dest, os.O_CREATE|os.O_WRONLY, 0644)
if err != nil {
return err
}
defer f.Close()
bar := progressbar.DefaultBytes(
resp.ContentLength,
fmt.Sprintf("Downloading %s", filepath.Base(url)),
)
_, err = io.Copy(io.MultiWriter(f, bar), resp.Body)
return err
}
// GetCPUType Returns the CPU type for the current runtime environment
func GetCPUType() string {
cpuid.Detect()
switch {
case cpuid.CPU.VendorID.String() == "AMD" || cpuid.CPU.VendorID.String() == "Intel" && cpuid.CPU.CacheLine == 64:
return "AMD64"
case cpuid.CPU.VendorID.String() == "ARM" && cpuid.CPU.CacheLine == 64:
return "ARM64"
default:
return ""
}
}
// DownloadAndInstallLatestVersionOfGolang Only for linux x86_64. Mac uses homebrew
func DownloadAndInstallLatestVersionOfGolang(homeDir string, packages *InstalledPackages) error {
if CorrectOS(linux) {
return AptInstall(packages, "golang")
}
req, err := http.NewRequest("GET", "https://golang.org/VERSION?m=text", nil)
if err != nil {
return err
}
resp, err := http.DefaultClient.Do(req)
if err != nil {
return err
}
defer resp.Body.Close()
goversion, err := io.ReadAll(resp.Body)
if err != nil {
return err
}
latestGoVersion := string(goversion)
switch GetCPUType() {
case "ARM64":
armGoURL := fmt.Sprintf("https://dl.google.com/go/%s.linux-arm64.tar.gz", latestGoVersion)
dest := fmt.Sprintf("%s/%s", homeDir, path.Base(armGoURL))
if err = DownloadFile(dest, armGoURL); err != nil {
return err
}
// // Now extract the go binary. pimp-my-shell ensures that ~/.zshrc will already have the path setup for you
if err = RunCommandPipeOutput(fmt.Sprintf("sudo rm -rf /usr/local/go 2>/dev/null && sudo tar -C /usr/local -xzf %s || true", dest)); err != nil {
return err
}
case "AMD64":
amdGoURL := fmt.Sprintf("https://dl.google.com/go/%s.linux-amd64.tar.gz", latestGoVersion)
dest := fmt.Sprintf("%s/%s", homeDir, path.Base(amdGoURL))
if err = DownloadFile(dest, amdGoURL); err != nil {
return err
}
if err = RunCommandPipeOutput(fmt.Sprintf("sudo rm -rf /usr/local/go 2>/dev/null && sudo tar -C /usr/local -xzf %s || true", dest)); err != nil {
return err
}
default:
fmt.Println("[-] Couldn't download and install golang Unsupported CPU... Pimp-My-Shell only supports 64 bit")
}
return nil
}
// RunCommands ...
func RunCommands(cmds []string) error {
for _, c := range cmds {
fmt.Printf("[+] %s\n", c)
var stdout bytes.Buffer
var stderr bytes.Buffer
bashPath, err := exec.LookPath("bash")
if err != nil {
return err
}
cmd := exec.Command(bashPath, "-c", c)
cmd.Stdout = &stdout
cmd.Stderr = &stderr
cmd.Env = os.Environ()
err = cmd.Run()
if err != nil {
return err
}
fmt.Println(stdout.String(), stderr.String())
}
return nil
}
// CmdExec Execute a command and return stdout
func CmdExec(args ...string) (string, error) {
baseCmd, err := exec.LookPath(args[0])
if err != nil {
return "", err
}
cmdArgs := args[1:]
cmd := exec.Command(baseCmd, cmdArgs...)
cmd.Env = os.Environ()
out, err := cmd.Output()
if err != nil {
return "", err
}
return string(out), nil
}
// EmbedFileCopy ...
func EmbedFileCopy(dst string, src fs.File) error {
destFilePath, err := ResolveAbsPath(dst)
if err != nil {
return err
}
if exists, err := Exists(filepath.Dir(destFilePath)); err == nil && !exists {
if err = os.MkdirAll(filepath.Dir(destFilePath), 0750); err != nil {
return err
}
}
destFile, err := os.Create(destFilePath)
if err != nil {
return err
}
if _, err := io.Copy(destFile, src); err != nil {
return err
}
return nil
}
// EmbedFileStringAppendToDest takes a slice of bytes and writes it as a string to dest file path
func EmbedFileStringAppendToDest(data []byte, dest string) error {
fmt.Printf("[+] Appending: \n%s\n-> %s\n", string(data), dest)
fileDest, err := ResolveAbsPath(dest)
if err != nil {
return err
}
file, err := os.OpenFile(fileDest, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0664)
if err != nil {
return err
}
defer file.Close()
_, err = file.WriteString(string(data))
if err != nil {
return err
}
return nil
}
// EmbedFileStringPrependToDest takes a slice of bytes and prepend writes it as a string
// to the beginning of the dest file path
func EmbedFileStringPrependToDest(data []byte, dest string) error {
fmt.Printf("[+] Prepending: \n%s\n-> %s\n", string(data), dest)
fileDest, err := ResolveAbsPath(dest)
if err != nil {
return err
}
return NewRecord(fileDest).PrependStringToFile(string(data))
}
// Record is a type for prepending string text to a file
type Record struct {
Filename string
Contents []string
}
// NewRecord returns the Record type
func NewRecord(filename string) *Record {
return &Record{
Filename: filename,
Contents: make([]string, 0),
}
}
// readLines reads the lines of a file and appends them to Record.Contents
func (r *Record) readLines() error {
if _, err := os.Stat(r.Filename); err != nil {
return err
}
f, err := os.OpenFile(r.Filename, os.O_RDONLY, 0600)
if err != nil {
return err
}
defer f.Close()
scanner := bufio.NewScanner(f)
for scanner.Scan() {
line := scanner.Text()
if len(strings.TrimSpace(line)) != 0 {
r.Contents = append(r.Contents, line)
continue
}
if len(r.Contents) != 0 {
r.Contents = append(r.Contents, line)
}
}
return nil
}
// PrependStringToFile prepends a given string to an existing file while preserving the original formatting
func (r *Record) PrependStringToFile(content string) error {
err := r.readLines()
if err != nil {
return err
}
f, err := os.OpenFile(r.Filename, os.O_CREATE|os.O_WRONLY, 0600)
if err != nil {
return err
}
defer f.Close()
writer := bufio.NewWriter(f)
_, err = writer.WriteString(fmt.Sprintf("%s\n", content))
if err != nil {
return err
}
for _, line := range r.Contents {
_, err = writer.WriteString(fmt.Sprintf("%s\n", line))
if err != nil {
return err
}
}
return writer.Flush()
}
// ExecCMD Execute a command
func ExecCMD(command string) (string, error) {
fmt.Printf("[+] %s\n", command)
bashPath, err := exec.LookPath("bash")
if err != nil {
return "", err
}
cmd := exec.Command(bashPath, "-c", command)
cmd.Env = os.Environ()
out, err := cmd.Output()
if err != nil {
return "", err
}
return string(out), nil
}
// TimeTrack ...
func TimeTrack(start time.Time, name string) {
elapsed := time.Since(start)
Infof("%s \ntook: %s\n", name, elapsed)
}
// RunCommandPipeOutput runs a bash command and pipes the output to stdout and stderr in realtime
//
//nolint:gocognit
func RunCommandPipeOutput(command string) error {
defer TimeTrack(time.Now(), command)
timeout := 120
bashPath, err := exec.LookPath("bash")
if err != nil {
return LogError(err)
}
var cancel context.CancelFunc
ctx, cancel := context.WithTimeout(context.Background(), time.Duration(timeout)*time.Minute)
defer cancel()
cmd := exec.CommandContext(ctx, bashPath, "-c", command)
stdoutPipe, err := cmd.StdoutPipe()
if err != nil {
return LogError(err)
}
stderrPipe, err := cmd.StderrPipe()
if err != nil {
return LogError(err)
}
// Start goroutines for reading command output and colorizing it.
stdoutReader := bufio.NewReader(stdoutPipe)
stderrReader := bufio.NewReader(stderrPipe)
go func() {
for {
line, _, err := stdoutReader.ReadLine()
if err != nil {
if !errors.Is(err, io.EOF) {
LogWarningf("Error reading stdout: %v", err)
}
break
}
if _, err = os.Stdout.Write(line); err != nil {
return
}
if _, err = os.Stdout.Write([]byte{'\n'}); err != nil {
return
}
}
}()
go func() {
for {
line, _, err := stderrReader.ReadLine()
if err != nil {
if !errors.Is(err, io.EOF) {
LogWarningf("Error reading stdout: %v", err)
}
break
}
if _, err = os.Stderr.Write(line); err != nil {
return
}
if _, err = os.Stderr.Write([]byte{'\n'}); err != nil {
return
}
}
}()
cmd.Env = os.Environ()
cmd.Env = append(cmd.Env, "MONO_GAC_PREFIX=\"/usr/local\"")
cmd.Env = append(cmd.Env, "DEBIAN_FRONTEND=noninteractive")
if err = cmd.Start(); err != nil {
return LogError(err)
}
// Create a channel to receive the signal interrupt
interrupt := make(chan os.Signal, 1)
signal.Notify(interrupt, os.Interrupt)
// Use a goroutine to wait for the signal interrupt
go func() {
<-interrupt
LogWarningf("[!] CTRL^C Detected. Stopping the current running command and exiting...\n%s", command)
cancel() // Cancel the context
// Wait for the command to finish before exiting
if err = cmd.Wait(); err != nil {
os.Exit(0)
}
os.Exit(1)
}()
// Wait for the command to finish
if err = cmd.Wait(); err != nil {
// If timeout exceeded, log a warning and return a timeout error
if errors.Is(ctx.Err(), context.DeadlineExceeded) {
timeoutMsg := fmt.Sprintf("Timeout exceeded (%d minutes) for command: %s", timeout, command)
LogWarningf(timeoutMsg)
return errors.New(timeoutMsg)
}
_, _ = fmt.Fprintf(os.Stderr, "Error waiting for Cmd %s\n", err)
return LogError(err)
}
return nil
}
// StartTmuxSession ...
func StartTmuxSession() error {
cmd := exec.Command("tmux", "new-session", "-d")
cmd.Env = os.Environ()
cmd.Stdin = os.Stdin
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
return cmd.Run()
}
// Directories ...
type Directories struct {
HomeDir string
}
// CommandExists ...
func CommandExists(cmd string) (string, bool) {
cmdPath, err := exec.LookPath(cmd)
if err != nil {
return "", false
}
return cmdPath, true
}
// NewDirectories ...
func NewDirectories() (*Directories, error) {
d := &Directories{}
homedir, err := os.UserHomeDir()
if err != nil {
return nil, err
}
d.HomeDir = homedir
return d, nil
}
// Contains checks if a string is present in a slice
func Contains(s []string, str string) bool {
for _, v := range s {
if v == str {
return true
}
}
return false
}
// CorrectOS ... Useful for go tests
func CorrectOS(osType string) bool {
operatingSystem := runtime.GOOS
return operatingSystem == osType
}
// BrewInstallProgram ...
func BrewInstallProgram(brewName, binaryName string, packages *InstalledPackages) error {
if !CorrectOS(darwin) {
return nil
}
if _, exists := CommandExists(binaryName); exists && Contains(packages.BrewInstalledPackages.Names, brewName) {
return nil
}
log.Printf("[+] Installing %s\nbrew install %s\n", binaryName, brewName)
command := fmt.Sprintf("brew install %s || true", brewName)
return RunCommandPipeOutput(command)
}
// BrewTap ...
func BrewTap(brewTap string, packages *InstalledPackages) error {
if !CorrectOS(darwin) {
return nil
}
if Contains(packages.BrewInstalledPackages.Taps, brewTap) {
return nil
}
log.Printf("[+] Tapping %s\nbrew tap %s\n", brewTap, brewTap)
command := fmt.Sprintf("brew tap %s", brewTap)
return RunCommandPipeOutput(command)
}
// BrewInstallCaskProgram ...
func BrewInstallCaskProgram(brewName, brewFullName string, packages *InstalledPackages) error {
if !CorrectOS(darwin) {
return nil
}
if Contains(packages.BrewInstalledPackages.CaskFullNames, brewFullName) {
return nil
}
log.Printf("[+] Installing %s\nbrew install --cask %s\n", brewName, brewName)
command := fmt.Sprintf("brew install --cask %s", brewName)
return RunCommandPipeOutput(command)
}
// InstalledPackages ...
type InstalledPackages struct {
AptInstalledPackages *AptInstalled
BrewInstalledPackages *BrewInstalled
}
// AptInstalled ...
type AptInstalled struct {
Name []string
}
// NewAptInstalled ...
func NewAptInstalled() (*AptInstalled, error) {
if !CorrectOS(linux) {
return nil, nil
}
var ai = &AptInstalled{}
// installed cli to array ["blah", "foot"]
cmd := "apt list --installed 2>/dev/null | cut -d / -f1"
aptInstalledLines, err := ExecCMD(cmd)
if err != nil {
return nil, err
}
installedList := strings.Split(aptInstalledLines, "\n")
if err != nil {
return nil, err
}
ai.Name = append(ai.Name, installedList...)
return ai, nil
}
// AptInstall ...
func AptInstall(packages *InstalledPackages, aptName ...string) error {
if !CorrectOS(linux) {
return nil
}
var notInstalled []string
for _, name := range aptName {
if Contains(packages.AptInstalledPackages.Name, name) {
continue
}
notInstalled = append(notInstalled, name)
}
if len(notInstalled) >= 1 {
packagesToInstall := strings.Join(notInstalled, " ")
command := fmt.Sprintf("sudo apt-get update -y && sudo apt-get -q install -y %s", packagesToInstall)
if err := RunCommandPipeOutput(command); err != nil {
return err
}
}
return nil
}
// BrewInstalled ...
type BrewInstalled struct {
Names []string
CaskFullNames []string
Taps []string
}
// NewBrewInstalled ...
func NewBrewInstalled() (*BrewInstalled, error) {
if !CorrectOS(darwin) {
return nil, nil
}
var brewInfo = &BrewInstalled{}
brewJSON, err := CmdExec("brew", "info", "--json=v2", "--installed")
if err != nil {
return nil, err
}
result := gjson.Get(brewJSON, "formulae.#.name")
for _, name := range result.Array() {
brewInfo.Names = append(brewInfo.Names, name.String())
}
tapResult := gjson.Get(brewJSON, "casks.#.tap")
for _, tap := range tapResult.Array() {
if !Contains(brewInfo.Taps, tap.String()) {
brewInfo.Taps = append(brewInfo.Taps, tap.String())
}
}
fullNameResult := gjson.Get(brewJSON, "casks.#.token")
for _, fullName := range fullNameResult.Array() {
brewInfo.CaskFullNames = append(brewInfo.CaskFullNames, fullName.String())
}
return brewInfo, nil
}
// LogWarningf logs a warning to stdout
func LogWarningf(format string, args ...interface{}) {
gologger.DefaultLogger.SetMaxLevel(levels.LevelWarning)
gologger.Warning().Label("WARN").Msgf(format, args...)
}
// Infof ...
func Infof(format string, args ...interface{}) {
gologger.DefaultLogger.SetMaxLevel(levels.LevelInfo)
gologger.Info().Label("INFO").Msgf(format, args...)
}
// LogError ...
func LogError(err error) error {
pc, file, line, ok := runtime.Caller(1)
if !ok {
LogWarningf("Failed to retrieve Caller information")
}
fn := runtime.FuncForPC(pc).Name()
gologger.DefaultLogger.SetMaxLevel(levels.LevelError)
gologger.Error().Msgf("Error in function %s, called from %s:%d:\n %v", fn, file, line, err)
return err
}
type PipInstalled struct {
Name []string
Versions PythonVersions
}
type PythonVersions struct {
Python3Version string
PipVersion string
}
// PipInstall ...
func PipInstall(packagesToInstall []string) error {
installedPipPackages, err := NewPipInstalled()
if err != nil {
return LogError(err)
}
if err = InstallPipPackages(installedPipPackages, packagesToInstall...); err != nil {
return LogError(err)
}
return nil
}
// InstallPipPackages ...
func InstallPipPackages(installedPackages *PipInstalled, pkgName ...string) error {
var notInstalled []string
for _, name := range pkgName {
if !Contains(installedPackages.Name, name) {
notInstalled = append(notInstalled, name)
}
}
if len(notInstalled) >= 1 {
packagesToInstall := strings.Join(notInstalled, " ")
if IsRoot() {
command := fmt.Sprintf("python3 -m pip install %s || true", packagesToInstall)
if err := RunCommandPipeOutput(command); err != nil {
return LogError(err)
}
} else {
var cmd string
if VersionGreaterOrEqual(installedPackages.Versions.Python3Version, "3.11.0") || VersionGreaterOrEqual(installedPackages.Versions.PipVersion, "22.2.3") {
cmd = fmt.Sprintf("python3 -m pip install %s --break-system-packages || true", packagesToInstall)
} else {
cmd = fmt.Sprintf("python3 -m pip install %s --user || true", packagesToInstall)
}
if err := RunCommandPipeOutput(cmd); err != nil {
return LogError(err)
}
}
}
return nil
}
// IsRoot checks if the current user is root or not
func IsRoot() bool {
currentUser, err := user.Current()
if err != nil {
log.Fatalf("[isRoot] Unable to get current user: %s", err)
}
return currentUser.Username == "root"
}
// NewPipInstalled returns a slice of all the installed python3 pip packages
func NewPipInstalled() (*PipInstalled, error) {
pip := &PipInstalled{}
cmd := "python3 -m pip list | awk '{print $1}'"
pipPackages, err := ExecCMD(cmd)
if err != nil {
return nil, LogError(err)
}
installedList := strings.Split(pipPackages, "\n")
pip.Name = append(pip.Name, installedList...)
v, err := GetPythonAndPipVersion()
if err != nil {
return nil, LogError(err)
}
pip.Versions.PipVersion = v.PipVersion
pip.Versions.Python3Version = v.Python3Version
return pip, nil
}
// GetPythonAndPipVersion ...
func GetPythonAndPipVersion() (*PythonVersions, error) {
v := &PythonVersions{}
pythonVersionCMD := "python3 --version"
pythonVersion, err := ExecCMD(pythonVersionCMD)
if err != nil {
return nil, LogError(err)
}
pythonVersionStr := parseVersionWithRegex(pythonVersion, `Python (\d+\.\d+\.\d+)`)
v.Python3Version = pythonVersionStr
pipVersionCMD := "python3 -m pip -V"
pipVersion, err := ExecCMD(pipVersionCMD)
if err != nil {
return nil, LogError(err)
}
pipVersionStr := parseVersionWithRegex(pipVersion, `pip (\d+\.\d+)`)
v.PipVersion = pipVersionStr
return v, nil
}
// parseVersionWithRegex ...
func parseVersionWithRegex(versionString, regx string) string {
re := regexp.MustCompile(regx)
match := re.FindStringSubmatch(versionString)
if len(match) > 1 {
return match[1]
}
return ""
}
type Version struct {
Major int
Minor int
Patch int
}
// VersionGreaterOrEqual ...
func VersionGreaterOrEqual(versionString string, minVersionString string) bool {
version, err := parseVersion(versionString)
if err != nil {
return false
}
minVersion, err := parseVersion(minVersionString)
if err != nil {
return false
}
// Compare the major version numbers
if version.Major > minVersion.Major {
return true
} else if version.Major < minVersion.Major {
return false
}
// Compare the minor version numbers
if version.Minor > minVersion.Minor {
return true
} else if version.Minor < minVersion.Minor {
return false
}
// Compare the patch version numbers
if version.Patch >= minVersion.Patch {
return true
}
return false
}
// parseVersion ...
func parseVersion(versionString string) (*Version, error) {
re := regexp.MustCompile(`(\d+)\.(\d+)(?:\.(\d+))?`)
match := re.FindStringSubmatch(versionString)
if len(match) < 3 {
return nil, fmt.Errorf("invalid version string")
}
major, err := strconv.Atoi(match[1])
if err != nil {
return nil, err
}
minor, err := strconv.Atoi(match[2])
if err != nil {
return nil, err
}
var patch int
if len(match) == 4 && match[3] != "" {
patch, err = strconv.Atoi(match[3])
if err != nil {
return nil, err
}
}
return &Version{Major: major, Minor: minor, Patch: patch}, nil
}