61 lines
2.1 KiB
Python
61 lines
2.1 KiB
Python
# Copyright 2018 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import socket
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def get_ips(value, family=None):
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ret = set()
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try:
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addr_info = socket.getaddrinfo(value, None, family)
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except socket.gaierror:
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return ret
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for addr in addr_info:
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ret.add(addr[4][0])
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return ret
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def verify_iptables(host):
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rules = host.iptables.rules()
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rules = [x.strip() for x in rules]
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needed_rules = [
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'-P INPUT ACCEPT',
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'-P FORWARD DROP',
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'-P OUTPUT ACCEPT',
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'-N openstack-INPUT',
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'-A INPUT -j openstack-INPUT',
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'-A openstack-INPUT -i lo -j ACCEPT',
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'-A openstack-INPUT -p icmp -m icmp --icmp-type any -j ACCEPT',
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'-A openstack-INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT',
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'-A openstack-INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT',
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'-A openstack-INPUT -j REJECT --reject-with icmp-host-prohibited'
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]
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for rule in needed_rules:
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assert rule in rules
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# Ensure all IPv4+6 addresses for cacti are allowed
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for ip in get_ips('cacti.openstack.org', socket.AF_INET):
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snmp = ('-A openstack-INPUT -s %s/32 -p udp -m udp'
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' --dport 161 -j ACCEPT' % ip)
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assert snmp in rules
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# TODO(ianw) add ip6tables support to testinfra iptables module
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ip6rules = host.check_output('ip6tables -S')
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for ip in get_ips('cacti.openstack.org', socket.AF_INET6):
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snmp = ('-A openstack-INPUT -s %s/128 -p udp -m udp'
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' --dport 161 -j ACCEPT' % ip)
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assert snmp in ip6rules
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return rules
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