def RenderFile(input_file, output_directory, definitions,
exp_info, write_files):
"""Render a single file.
Args:
input_file: the name of the input policy file.
output_directory: the directory in which we place the rendered file.
definitions: the definitions from naming.Naming().
exp_info: print a info message when a term is set to expire
in that many weeks.
write_files: a list of file tuples, (output_file, acl_text), to write
"""
logging.debug('rendering file: %s into %s', input_file,
output_directory)
pol = None
jcl = False
acl = False
asacl = False
aacl = False
bacl = False
eacl = False
gcefw = False
ips = False
ipt = False
spd = False
nsx = False
pcap_accept = False
pcap_deny = False
pf = False
srx = False
jsl = False
nft = False
win_afw = False
xacl = False
paloalto = False
try:
conf = open(input_file).read()
logging.debug('opened and read %s', input_file)
except IOError as e:
logging.warn('bad file: \n%s', e)
raise
try:
pol = policy.ParsePolicy(
conf, definitions, optimize=FLAGS.optimize,
base_dir=FLAGS.base_directory, shade_check=FLAGS.shade_check)
except policy.ShadingError as e:
logging.warn('shading errors for %s:\n%s', input_file, e)
return
except (policy.Error, naming.Error):
raise ACLParserError('Error parsing policy file %s:\n%s%s' % (
input_file, sys.exc_info()[0], sys.exc_info()[1]))
platforms = set()
for header in pol.headers:
platforms.update(header.platforms)
if 'juniper' in platforms:
jcl = copy.deepcopy(pol)
if 'cisco' in platforms:
acl = copy.deepcopy(pol)
if 'ciscoasa' in platforms:
asacl = copy.deepcopy(pol)
if 'brocade' in platforms:
bacl = copy.deepcopy(pol)
if 'arista' in platforms:
eacl = copy.deepcopy(pol)
if 'aruba' in platforms:
aacl = copy.deepcopy(pol)
if 'ipset' in platforms:
ips = copy.deepcopy(pol)
if 'iptables' in platforms:
ipt = copy.deepcopy(pol)
if 'nsxv' in platforms:
nsx = copy.deepcopy(pol)
if 'packetfilter' in platforms:
pf = copy.deepcopy(pol)
if 'pcap' in platforms:
pcap_accept = copy.deepcopy(pol)
pcap_deny = copy.deepcopy(pol)
if 'speedway' in platforms:
spd = copy.deepcopy(pol)
if 'srx' in platforms:
srx = copy.deepcopy(pol)
if 'srxlo' in platforms:
jsl = copy.deepcopy(pol)
if 'windows_advfirewall' in platforms:
win_afw = copy.deepcopy(pol)
if 'ciscoxr' in platforms:
xacl = copy.deepcopy(pol)
if 'nftables' in platforms:
nft = copy.deepcopy(pol)
if 'gce' in platforms:
gcefw = copy.deepcopy(pol)
if 'paloalto' in platforms:
paloalto = copy.deepcopy(pol)
if not output_directory.endswith('/'):
output_directory += '/'
try:
if jcl:
acl_obj = juniper.Juniper(jcl, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if srx:
acl_obj = junipersrx.JuniperSRX(srx, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if acl:
acl_obj = cisco.Cisco(acl, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if asacl:
acl_obj = ciscoasa.CiscoASA(asacl, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if aacl:
acl_obj = aruba.Aruba(aacl, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if bacl:
acl_obj = brocade.Brocade(bacl, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if eacl:
acl_obj = arista.Arista(eacl, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if ips:
acl_obj = ipset.Ipset(ips, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if ipt:
acl_obj = iptables.Iptables(ipt, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if nsx:
acl_obj = nsxv.Nsxv(nsx, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if spd:
acl_obj = speedway.Speedway(spd, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if pcap_accept:
acl_obj = pcap.PcapFilter(pcap_accept, exp_info)
RenderACL(str(acl_obj), '-accept' + acl_obj.SUFFIX, output_directory,
input_file, write_files)
if pcap_deny:
acl_obj = pcap.PcapFilter(pcap_deny, exp_info, invert=True)
RenderACL(str(acl_obj), '-deny' + acl_obj.SUFFIX, output_directory,
input_file, write_files)
if pf:
acl_obj = packetfilter.PacketFilter(pf, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if win_afw:
acl_obj = windows_advfirewall.WindowsAdvFirewall(win_afw, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if jsl:
acl_obj = srxlo.SRXlo(jsl, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if xacl:
acl_obj = ciscoxr.CiscoXR(xacl, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if nft:
acl_obj = nftables.Nftables(nft, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if gcefw:
acl_obj = gce.GCE(gcefw, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
if paloalto:
acl_obj = paloaltofw.PaloAltoFW(paloalto, exp_info)
RenderACL(str(acl_obj), acl_obj.SUFFIX, output_directory,
input_file, write_files)
# TODO(robankeny) add additional errors.
except (juniper.Error, junipersrx.Error, cisco.Error, ipset.Error,
iptables.Error, speedway.Error, pcap.Error,
aclgenerator.Error, aruba.Error, nftables.Error, gce.Error) as e:
raise ACLGeneratorError(
'Error generating target ACL for %s:\n%s' % (input_file, e))
def testIcmpTypes(self):
pol = policy.ParsePolicy(GOOD_HEADER_1 + ICMP_TYPE_TERM_1, self.naming)
output = str(paloaltofw.PaloAltoFW(pol, EXP_INFO))
self.failUnless('<member>ping</member>' in output, output)
def testICMPProtocolOnly(self):
pol = policy.ParsePolicy(GOOD_HEADER_1 + ICMP_ONLY_TERM_1, self.naming)
output = str(paloaltofw.PaloAltoFW(pol, EXP_INFO))
self.failUnless('<member>ping</member>' in output, output)
def testDefaultDeny(self):
paloalto = paloaltofw.PaloAltoFW(
policy.ParsePolicy(GOOD_HEADER_1 + DEFAULT_TERM_1,
self.naming), EXP_INFO)
output = str(paloalto)
self.failUnless('<action>deny</action>' in output, output)
