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authorChristian Breunig <christian@breunig.cc>2023-12-29 18:01:58 +0100
committerGitHub <noreply@github.com>2023-12-29 18:01:58 +0100
commit5eab80d53be9c2a05d27a0e011949f7e4a9e38dd (patch)
treef5826cb28226fde5ca744699e75364761d2c6bc9 /python
parent5b3b79410dca8753e76692b80b84cadab8357031 (diff)
parent80e2e80b5504d1da643a0d5c9772a1f9dee0aa99 (diff)
downloadvyos-1x-5eab80d53be9c2a05d27a0e011949f7e4a9e38dd.tar.gz
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Merge pull request #2704 from c-po/template-t5869
vyos.template: T5869: first_host_address() does not honor RFC4291 section 2.6.1
Diffstat (limited to 'python')
-rw-r--r--python/vyos/template.py11
1 files changed, 3 insertions, 8 deletions
diff --git a/python/vyos/template.py b/python/vyos/template.py
index 77b6a5ab0..29ea0889b 100644
--- a/python/vyos/template.py
+++ b/python/vyos/template.py
@@ -316,20 +316,15 @@ def is_ipv6(text):
except: return False
@register_filter('first_host_address')
-def first_host_address(text):
+def first_host_address(prefix):
""" Return first usable (host) IP address from given prefix.
Example:
- 10.0.0.0/24 -> 10.0.0.1
- 2001:db8::/64 -> 2001:db8::
"""
from ipaddress import ip_interface
- from ipaddress import IPv4Network
- from ipaddress import IPv6Network
-
- addr = ip_interface(text)
- if addr.version == 4:
- return str(addr.ip +1)
- return str(addr.ip)
+ tmp = ip_interface(prefix).network
+ return str(tmp.network_address +1)
@register_filter('last_host_address')
def last_host_address(text):