firewall: T3568: add XML definitions for firewall

Add XML for configuration mode firewall. Used for future rewriting it to Python style.

1 files changed, 16 insertions, 0 deletions

diff --git a/src/validators/ipv6-range b/src/validators/ipv6-range
new file mode 100755
index 000000000..033b6461b
--- /dev/null
+++ b/src/validators/ipv6-range
@@ -0,0 +1,16 @@
+#!/usr/bin/python3
+
+import sys
+import re
+from vyos.template import is_ipv6
+
+if __name__ == '__main__':
+    if len(sys.argv)>1:
+        ipv6_range = sys.argv[1]
+        # Regex for ipv6-ipv6 https://regexr.com/
+        if re.search('([a-f0-9:]+:+)+[a-f0-9]+-([a-f0-9:]+:+)+[a-f0-9]+', ipv6_range):
+            for tmp in ipv6_range.split('-'):
+                if not is_ipv6(tmp):
+                    sys.exit(1)
+
+    sys.exit(0)