diff options
Diffstat (limited to 'python/vyos')
| -rw-r--r-- | python/vyos/ifconfig/interface.py | 18 | ||||
| -rw-r--r-- | python/vyos/template.py | 14 |
2 files changed, 32 insertions, 0 deletions
diff --git a/python/vyos/ifconfig/interface.py b/python/vyos/ifconfig/interface.py index 40bff7c3d..fb658bd61 100644 --- a/python/vyos/ifconfig/interface.py +++ b/python/vyos/ifconfig/interface.py @@ -732,6 +732,24 @@ class Interface(Control): """ self.set_interface('proxy_arp_pvlan', enable) + def get_addr_v4(self): + """ + Retrieve assigned IPv4 addresses from given interface. + This is done using the netifaces and ipaddress python modules. + Example: + >>> from vyos.ifconfig import Interface + >>> Interface('eth0').get_addr_v4() + ['172.16.33.30/24'] + """ + ipv4 = [] + if AF_INET in ifaddresses(self.config['ifname']): + for v4_addr in ifaddresses(self.config['ifname'])[AF_INET]: + # we need to manually assemble a list of IPv4 address/prefix + prefix = '/' + \ + str(IPv4Network('0.0.0.0/' + v4_addr['netmask']).prefixlen) + ipv4.append(v4_addr['addr'] + prefix) + return ipv4 + def get_addr(self): """ Retrieve assigned IPv4 and IPv6 addresses from given interface. diff --git a/python/vyos/template.py b/python/vyos/template.py index 527384d0b..560483581 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): @@ -316,3 +324,9 @@ def is_file(filename): if os.path.exists(filename): return os.path.isfile(filename) return False + +@register_filter('get_ipv4') +def get_ipv4(interface): + """ Get interface IPv4 addresses""" + from vyos.ifconfig import Interface + return Interface(interface).get_addr_v4() |