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Copy pathmain.go
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·153 lines (123 loc) · 4.49 KB
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package main
import (
"bufio"
"bytes"
"os"
"regexp"
"strings"
"github.com/eth0izzle/shhgit/core"
"github.com/fatih/color"
)
var session = core.GetSession()
func ProcessRepositories() {
threadNum := *session.Options.Threads
for i := 0; i < threadNum; i++ {
go func(tid int) {
for {
repositoryId := <-session.Repositories
repo, err := core.GetRepository(session, repositoryId)
if err != nil {
session.Log.Warn("Failed to retrieve repository %d: %s", repositoryId, err)
continue
}
if repo.GetPermissions()["pull"] &&
uint(repo.GetStargazersCount()) >= *session.Options.MinimumStars &&
uint(repo.GetSize()) < *session.Options.MaximumRepositorySize {
processRepositoryOrGist(repo.GetCloneURL())
}
}
}(i)
}
}
func ProcessGists() {
threadNum := *session.Options.Threads
for i := 0; i < threadNum; i++ {
go func(tid int) {
for {
gistUrl := <-session.Gists
processRepositoryOrGist(gistUrl)
}
}(i)
}
}
func processRepositoryOrGist(url string) {
var (
matches []string
matchedAny bool = false
)
dir := core.GetTempDir(core.GetHash(string(url)))
_, err := core.CloneRepository(session, url, dir)
if err != nil {
session.Log.Debug("[%s] Cloning failed: %s", url, err.Error())
os.RemoveAll(dir)
return
}
session.Log.Debug("[%s] Cloning in to %s", url, strings.Replace(dir, *session.Options.TempDirectory, "", -1))
for _, file := range core.GetMatchingFiles(dir) {
relativeFileName := strings.Replace(file.Path, *session.Options.TempDirectory, "", -1)
if *session.Options.SearchQuery != "" {
queryRegex := regexp.MustCompile(*session.Options.SearchQuery)
for _, match := range queryRegex.FindAllSubmatch(file.Contents, -1) {
matches = append(matches, string(match[0]))
}
if matches != nil {
count := len(matches)
m := strings.Join(matches, ", ")
session.Log.Important("[%s] %d %s for %s in file %s: %s", url, count, core.Pluralize(count, "match", "matches"), color.GreenString("Search Query"), relativeFileName, color.YellowString(m))
session.WriteToCsv([]string{url, "Search Query", relativeFileName, m})
}
} else {
for _, signature := range session.Signatures {
if matched, part := signature.Match(file); matched {
matchedAny = true
if part == core.PartContents {
if matches = signature.GetContentsMatches(file); matches != nil {
count := len(matches)
m := strings.Join(matches, ", ")
session.Log.Important("[%s] %d %s for %s in file %s: %s", url, count, core.Pluralize(count, "match", "matches"), color.GreenString(signature.Name()), relativeFileName, color.YellowString(m))
session.WriteToCsv([]string{url, signature.Name(), relativeFileName, m})
}
} else {
if *session.Options.PathChecks {
session.Log.Important("[%s] Matching file %s for %s", url, color.YellowString(relativeFileName), color.GreenString(signature.Name()))
session.WriteToCsv([]string{url, signature.Name(), relativeFileName, ""})
}
if *session.Options.EntropyThreshold > 0 && file.CanCheckEntropy() {
scanner := bufio.NewScanner(bytes.NewReader(file.Contents))
for scanner.Scan() {
line := scanner.Text()
if len(line) > 6 && len(line) < 100 {
entropy := core.GetEntropy(scanner.Text())
if entropy >= *session.Options.EntropyThreshold {
session.Log.Important("[%s] Potential secret in %s = %s", url, color.YellowString(relativeFileName), color.GreenString(scanner.Text()))
session.WriteToCsv([]string{url, signature.Name(), relativeFileName, scanner.Text()})
}
}
}
}
}
}
}
}
if !matchedAny {
os.Remove(file.Path)
}
}
if !matchedAny {
os.RemoveAll(dir)
}
}
func main() {
session.Log.Info("%s v%s started. Loaded %d signatures. Using %d GitHub tokens and %d threads. Work dir: %s", core.Name, core.Version, len(session.Signatures), len(session.Clients), *session.Options.Threads, *session.Options.TempDirectory)
if *session.Options.SearchQuery != "" {
session.Log.Important("Search Query '%s' given. Only returning matching results.", *session.Options.SearchQuery)
}
go core.GetRepositories(session)
go ProcessRepositories()
if *session.Options.ProcessGists {
go core.GetGists(session)
go ProcessGists()
}
session.Log.Info("Press Ctrl+C to stop and exit.\n")
select {}
}