Thierry Carrez
c48fbe9843
Use a specific KillFilter to restrict kill commands run as root. This implementation checks the signals and the executables actually affected, using procfs. Fixes bug 918226. Change-Id: I6f220d741423c4b8e0e792b647760b3ef521b9b2
87 lines
4.1 KiB
Python
Executable File
87 lines
4.1 KiB
Python
Executable File
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (c) 2011 Openstack, LLC.
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# All Rights Reserved.
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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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from nova.rootwrap import filters
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filterlist = [
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# nova/network/linux_net.py: 'ip', 'addr', 'add', str(floating_ip)+'/32'i..
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# nova/network/linux_net.py: 'ip', 'addr', 'del', str(floating_ip)+'/32'..
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# nova/network/linux_net.py: 'ip', 'addr', 'add', '169.254.169.254/32',..
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# nova/network/linux_net.py: 'ip', 'addr', 'show', 'dev', dev, 'scope',..
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# nova/network/linux_net.py: 'ip', 'addr', 'del/add', ip_params, dev)
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# nova/network/linux_net.py: 'ip', 'addr', 'del', params, fields[-1]
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# nova/network/linux_net.py: 'ip', 'addr', 'add', params, bridge
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# nova/network/linux_net.py: 'ip', '-f', 'inet6', 'addr', 'change', ..
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# nova/network/linux_net.py: 'ip', 'link', 'set', 'dev', dev, 'promisc',..
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# nova/network/linux_net.py: 'ip', 'link', 'add', 'link', bridge_if ...
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# nova/network/linux_net.py: 'ip', 'link', 'set', interface, "address",..
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# nova/network/linux_net.py: 'ip', 'link', 'set', interface, 'up'
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# nova/network/linux_net.py: 'ip', 'link', 'set', bridge, 'up'
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# nova/network/linux_net.py: 'ip', 'addr', 'show', 'dev', interface, ..
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# nova/network/linux_net.py: 'ip', 'link', 'set', dev, "address", ..
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# nova/network/linux_net.py: 'ip', 'link', 'set', dev, 'up'
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filters.CommandFilter("/sbin/ip", "root"),
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# nova/network/linux_net.py: 'ip[6]tables-save' % (cmd,), '-t', ...
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filters.CommandFilter("/sbin/iptables-save", "root"),
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filters.CommandFilter("/sbin/ip6tables-save", "root"),
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# nova/network/linux_net.py: 'ip[6]tables-restore' % (cmd,)
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filters.CommandFilter("/sbin/iptables-restore", "root"),
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filters.CommandFilter("/sbin/ip6tables-restore", "root"),
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# nova/network/linux_net.py: 'arping', '-U', floating_ip, '-A', '-I', ...
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# nova/network/linux_net.py: 'arping', '-U', network_ref['dhcp_server'],..
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filters.CommandFilter("/usr/bin/arping", "root"),
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# nova/network/linux_net.py: 'route', '-n'
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# nova/network/linux_net.py: 'route', 'del', 'default', 'gw'
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# nova/network/linux_net.py: 'route', 'add', 'default', 'gw'
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# nova/network/linux_net.py: 'route', '-n'
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# nova/network/linux_net.py: 'route', 'del', 'default', 'gw', old_gw, ..
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# nova/network/linux_net.py: 'route', 'add', 'default', 'gw', old_gateway
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filters.CommandFilter("/sbin/route", "root"),
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# nova/network/linux_net.py: 'dhcp_release', dev, address, mac_address
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filters.CommandFilter("/usr/bin/dhcp_release", "root"),
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# nova/network/linux_net.py: 'kill', '-9', pid
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# nova/network/linux_net.py: 'kill', '-HUP', pid
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filters.KillFilter("/bin/kill", "root",
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['-9', '-HUP'], ['/usr/sbin/dnsmasq']),
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# nova/network/linux_net.py: 'kill', pid
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filters.KillFilter("/bin/kill", "root", [''], ['/usr/sbin/radvd']),
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# nova/network/linux_net.py: dnsmasq call
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filters.DnsmasqFilter("/usr/sbin/dnsmasq", "root"),
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# nova/network/linux_net.py: 'radvd', '-C', '%s' % _ra_file(dev, 'conf'),..
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filters.CommandFilter("/usr/sbin/radvd", "root"),
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# nova/network/linux_net.py: 'brctl', 'addbr', bridge
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# nova/network/linux_net.py: 'brctl', 'setfd', bridge, 0
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# nova/network/linux_net.py: 'brctl', 'stp', bridge, 'off'
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# nova/network/linux_net.py: 'brctl', 'addif', bridge, interface
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filters.CommandFilter("/sbin/brctl", "root"),
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filters.CommandFilter("/usr/sbin/brctl", "root"),
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# nova/network/linux_net.py: 'ovs-vsctl', ....
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filters.CommandFilter("/usr/bin/ovs-vsctl", "root"),
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]
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