fix for md5 hashes

bin/v-check-user-password

@@ -49,7 +49,15 @@ fi
 #----------------------------------------------------------#
 
 # Parsing user's salt
-salt=$(grep "^$user:" /etc/shadow |cut -f 3 -d \$)
+shadow=$(grep "^$user:" /etc/shadow)
+salt=$(echo "$shadow" |cut -f 3 -d \$)
+method=$(echo "$shadow" |cut -f 2 -d \$)
+if [ "$method" -eq '1' ]; then
+    method='md5'
+else
+    method='sha-512'
+fi
+
 if [[ -z "$salt" ]] || [[ "${#salt}" -gt 12 ]]; then
     echo "Error: password missmatch"
     echo "$DATE $user $ip failed to login" >> $VESTA/log/auth.log
@@ -57,7 +65,7 @@ if [[ -z "$salt" ]] || [[ "${#salt}" -gt 12 ]]; then
 fi
 
 # Generating SHA-512
-hash=$($BIN/v-generate-password-hash sha-512 $salt <<< $password)
+hash=$($BIN/v-generate-password-hash $method $salt <<< $password)
 if [[ -z "$hash" ]]; then
     echo "Error: password missmatch"
     echo "$DATE $user $ip failed to login" >> $VESTA/log/auth.log