From 96d51fa69fbe072fe5c9e8efd4fa6a89d8a2771a Mon Sep 17 00:00:00 2001
From: Christian Poessinger <christian@poessinger.com>
Date: Fri, 5 Feb 2021 21:01:31 +0100
Subject: xml: add new common "interface-name" validator

---
 src/validators/fqdn           |  2 --
 src/validators/interface-name | 27 +++++++++++++++++++++++++++
 2 files changed, 27 insertions(+), 2 deletions(-)
 create mode 100755 src/validators/interface-name

(limited to 'src/validators')

diff --git a/src/validators/fqdn b/src/validators/fqdn
index 347ffda42..66276c093 100755
--- a/src/validators/fqdn
+++ b/src/validators/fqdn
@@ -17,11 +17,9 @@
 import re
 import sys
 
-
 # pattern copied from: https://www.regextester.com/103452
 pattern = "(?=^.{4,253}$)(^((?!-)[a-zA-Z0-9-]{0,62}[a-zA-Z0-9]\.)+[a-zA-Z]{2,63}$)"
 
-
 if __name__ == '__main__':
     if len(sys.argv) != 2:
         sys.exit(1)
diff --git a/src/validators/interface-name b/src/validators/interface-name
new file mode 100755
index 000000000..32cd42fbd
--- /dev/null
+++ b/src/validators/interface-name
@@ -0,0 +1,27 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2021 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import re
+import sys
+
+pattern = '^(br|bond|dum|en|eth|gnv|peth|pppoe|tun|vti|vtun|vxlan|wg|wlan)[0-9]+|lo$'
+
+if __name__ == '__main__':
+    if len(sys.argv) != 2:
+        sys.exit(1)
+    if not re.match(pattern, sys.argv[1]):
+        sys.exit(1)
+    sys.exit(0)
-- 
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