From c5989a799856476ec45adf40c35df57dbf53a559 Mon Sep 17 00:00:00 2001 From: Christian Poessinger Date: Thu, 13 May 2021 19:46:14 +0200 Subject: vyos.template: T3535: add helper for IP address conversion Support getting the IPv4 addresses from a given interface and support to strip CIDR mask from address. --- python/vyos/template.py | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/python/vyos/template.py b/python/vyos/template.py index 3fbb33acb..e1986b1e4 100644 --- a/python/vyos/template.py +++ b/python/vyos/template.py @@ -121,6 +121,14 @@ def render( ################################## # Custom template filters follow # ################################## +@register_filter('ip_from_cidr') +def ip_from_cidr(prefix): + """ Take an IPv4/IPv6 CIDR host and strip cidr mask. + Example: + 192.0.2.1/24 -> 192.0.2.1, 2001:db8::1/64 -> 2001:db8::1 + """ + from ipaddress import ip_interface + return str(ip_interface(prefix).ip) @register_filter('address_from_cidr') def address_from_cidr(prefix): @@ -361,3 +369,9 @@ def natural_sort(iterable): return [convert(c) for c in re.split('([0-9]+)', str(key))] return sorted(iterable, key=alphanum_key) + +@register_filter('get_ipv4') +def get_ipv4(interface): + """ Get interface IPv4 addresses""" + from vyos.ifconfig import Interface + return Interface(interface).get_addr_v4() -- cgit v1.2.3