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tools: move frr-reload.py to python3 explicitly

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We already, reasonably, require python3 elsewhere. Do so here, and reap some
benefit.

Signed-off-by: Christian Hopps <chopps@labn.net>
This commit is contained in:
Christian Hopps 2021-08-04 15:58:28 -04:00
parent 04464749b6
commit 77a7a87cdd
1 changed files with 28 additions and 69 deletions
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97
tools/frr-reload.py
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@ -1,4 +1,4 @@
#!/usr/bin/python #!/usr/bin/env python3
# Frr Reloader # Frr Reloader
# Copyright (C) 2014 Cumulus Networks, Inc. # Copyright (C) 2014 Cumulus Networks, Inc.
# #
@ -39,26 +39,12 @@ import string
import subprocess import subprocess
import sys import sys
from collections import OrderedDict from collections import OrderedDict
from ipaddress import IPv6Address, ip_network
try:
from ipaddress import IPv6Address, ip_network
except ImportError:
from ipaddr import IPv6Address, IPNetwork
from pprint import pformat from pprint import pformat
try: # Python 3
dict.iteritems def iteritems(d):
except AttributeError: return iter(d.items())
# Python 3
def iteritems(d):
return iter(d.items())
else:
# Python 2
def iteritems(d):
return d.iteritems()
log = logging.getLogger(__name__) log = logging.getLogger(__name__)
@ -372,22 +358,13 @@ class Config(object):
addr = re_key_rt.group(2) addr = re_key_rt.group(2)
if "/" in addr: if "/" in addr:
try: try:
if "ipaddress" not in sys.modules: newaddr = ip_network(addr, strict=False)
newaddr = IPNetwork(addr) key[0] = "%s route %s/%s%s" % (
key[0] = "%s route %s/%s%s" % ( re_key_rt.group(1),
re_key_rt.group(1), str(newaddr.network_address),
newaddr.network, newaddr.prefixlen,
newaddr.prefixlen, re_key_rt.group(3),
re_key_rt.group(3), )
)
else:
newaddr = ip_network(addr, strict=False)
key[0] = "%s route %s/%s%s" % (
re_key_rt.group(1),
str(newaddr.network_address),
newaddr.prefixlen,
re_key_rt.group(3),
)
except ValueError: except ValueError:
pass pass
@ -398,17 +375,11 @@ class Config(object):
addr = re_key_rt.group(4) addr = re_key_rt.group(4)
if "/" in addr: if "/" in addr:
try: try:
if "ipaddress" not in sys.modules: network_addr = ip_network(addr, strict=False)
newaddr = "%s/%s" % ( newaddr = "%s/%s" % (
IPNetwork(addr).network, str(network_addr.network_address),
IPNetwork(addr).prefixlen, network_addr.prefixlen,
) )
else:
network_addr = ip_network(addr, strict=False)
newaddr = "%s/%s" % (
str(network_addr.network_address),
network_addr.prefixlen,
)
except ValueError: except ValueError:
newaddr = addr newaddr = addr
else: else:
@ -444,20 +415,12 @@ class Config(object):
addr = addr + "/8" addr = addr + "/8"
try: try:
if "ipaddress" not in sys.modules: network_addr = ip_network(addr, strict=False)
newaddr = IPNetwork(addr) line = "network %s/%s %s" % (
line = "network %s/%s %s" % ( str(network_addr.network_address),
newaddr.network, network_addr.prefixlen,
newaddr.prefixlen, re_net.group(2),
re_net.group(2), )
)
else:
network_addr = ip_network(addr, strict=False)
line = "network %s/%s %s" % (
str(network_addr.network_address),
network_addr.prefixlen,
re_net.group(2),
)
newlines.append(line) newlines.append(line)
except ValueError: except ValueError:
# Really this should be an error. Whats a network # Really this should be an error. Whats a network
@ -785,15 +748,11 @@ def get_normalized_ipv6_line(line):
norm_word = None norm_word = None
if "/" in word: if "/" in word:
try: try:
if "ipaddress" not in sys.modules: v6word = ip_network(word, strict=False)
v6word = IPNetwork(word) norm_word = "%s/%s" % (
norm_word = "%s/%s" % (v6word.network, v6word.prefixlen) str(v6word.network_address),
else: v6word.prefixlen,
v6word = ip_network(word, strict=False) )
norm_word = "%s/%s" % (
str(v6word.network_address),
v6word.prefixlen,
)
except ValueError: except ValueError:
pass pass
if not norm_word: if not norm_word: