diff options
Diffstat (limited to 'python/vyos/validate.py')
| -rw-r--r-- | python/vyos/validate.py | 40 |
1 files changed, 27 insertions, 13 deletions
diff --git a/python/vyos/validate.py b/python/vyos/validate.py index 8f453f85d..fb7fa3051 100644 --- a/python/vyos/validate.py +++ b/python/vyos/validate.py @@ -40,12 +40,9 @@ def is_ipv6(addr): else: return False -def is_addr_assigned(addr): +def is_intf_addr_assigned(intf, addr): """ - Verify if the given IPv4/IPv6 address is assigned to any interface on this - system. - - Return True/False + Verify if the given IPv4/IPv6 address is assigned to specific interface """ # determine IP version (AF_INET or AF_INET6) depending on passed address @@ -53,14 +50,31 @@ def is_addr_assigned(addr): if is_ipv6(addr): addr_type = netifaces.AF_INET6 - for interface in netifaces.interfaces(): - # check if the requested address type is configured at all - if addr_type in netifaces.ifaddresses(interface).keys(): - # Check every IP address on this interface for a match - for ip in netifaces.ifaddresses(interface)[addr_type]: - # Check if it matches to the address requested - if ip['addr'] == addr: - return True + # check if the requested address type is configured at all + try: + netifaces.ifaddresses(intf) + except ValueError as e: + print(e) + return False + + if addr_type in netifaces.ifaddresses(intf).keys(): + # Check every IP address on this interface for a match + for ip in netifaces.ifaddresses(intf)[addr_type]: + # Check if it matches to the address requested + if ip['addr'] == addr: + return True + + return False + +def is_addr_assigned(addr): + """ + Verify if the given IPv4/IPv6 address is assigned to any interface + """ + + for intf in netifaces.interfaces(): + tmp = is_intf_addr_assigned(intf, addr) + if tmp == True: + return True return False |