package scans import ( "crypto/sha1" "encoding/hex" "github.com/s-rah/onionscan/report" "github.com/s-rah/onionscan/utils" "log" "net/url" "regexp" "strings" ) func StandardPageScan(scan Scanner, page string, status int, contents string, report *report.OnionScanReport) { log.Printf("Scanning %s%s\n", report.HiddenService, page) if status == 200 { log.Printf("\tPage %s%s is Accessible\n", report.HiddenService, page) hash := sha1.Sum([]byte(contents)) report.Hashes = append(report.Hashes, hex.EncodeToString(hash[:])) report.Snapshot = contents domains := utils.ExtractDomains(contents) for _, domain := range domains { if !strings.HasPrefix(domain, "http://"+report.HiddenService) { log.Printf("Found Related URL %s\n", domain) // TODO: Lots of information here which needs to be processed. // * Links to standard sites - google / bitpay etc. // * Links to other onion sites // * Links to obscure clearnet sites. baseUrl, _ := url.Parse(domain) report.AddLinkedSite(baseUrl.Host) } else { // * Process FQDN internal links (unlikly) log.Printf("Found Internal URL %s\n", domain) } } log.Printf("\tScanning for Images\n") r := regexp.MustCompile("src=\"(" + "http://" + report.HiddenService + "/)?((.*?\\.jpg)|(.*?\\.png)|(.*?\\.jpeg)|(.*?\\.gif))\"") foundImages := r.FindAllStringSubmatch(string(contents), -1) for _, image := range foundImages { log.Printf("\t Found image %s\n", image[2]) scan.ScanPage(report.HiddenService, "/"+image[2], report, CheckExif) } log.Printf("\tScanning for Referenced Directories\n") r = regexp.MustCompile("(src|href)=\"([^\"]*)\"") foundPaths := r.FindAllStringSubmatch(string(contents), -1) for _, regexpResults := range foundPaths { path := regexpResults[2] if strings.HasPrefix(path, "http") { continue } term := strings.LastIndex(path, "/") if term > 0 { log.Printf("\t Found Referenced Directory %s\n", path[:term]) report.AddPageReferencedDirectory(path[:term]) } } } else if status == 403 { log.Printf("\tPage %s%s is Forbidden\n", report.HiddenService, page) } else if status == 404 { log.Printf("\tPage %s%s is Does Not Exist\n", report.HiddenService, page) } }