initial import of pgp libs

scans/pgp_content_scan.go

@@ -2,18 +2,38 @@ package scans
 
 import (
 	"github.com/s-rah/onionscan/report"
+	"golang.org/x/crypto/openpgp"
 	"log"
 	"regexp"
+	"strings"
 )
 
 type PGPContentScan struct {
 }
 
 func (cs *PGPContentScan) ScanContent(content string, report *report.OnionScanReport) {
-	log.Printf("\tScanning for PGP Key\n")
+	log.Printf("Scanning for PGP Key\n")
 	pgpRegexp := regexp.MustCompile("-----BEGIN PGP PUBLIC KEY BLOCK-----((?s).*)-----END PGP PUBLIC KEY BLOCK-----")
 	foundPGP := pgpRegexp.FindAllString(content, -1)
-	for _, key := range foundPGP {
+	for _, keyString := range foundPGP {
-		report.AddPGPKey(key)
+		log.Printf("\tFound key: %s\n", keyString)
+		keys, err := openpgp.ReadArmoredKeyRing(strings.NewReader(keyString));
+		if err != nil {
+			log.Printf("ERROR: %s\n", err)
+			continue
+		}
+		if len(keys) != 1 || len(keys[0].Subkeys) != 1 {
+			log.Printf("ERROR: failed to accept key\n")
+			continue
+		}
+
+		for name, identity := range keys[0].Identities {
+			log.Printf("identity: %s,%s,%s\n", name, identity.Name, identity.UserId)
+		}
+
+		pubkey := keys[0].Subkeys[0].PublicKey
+		log.Printf("pubkey: %X", pubkey.Fingerprint)
+
+		report.AddPGPKey(keyString)
 	}
 }