70 lines
3.4 KiB
Text
70 lines
3.4 KiB
Text
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# Copyright (c) 2015,2017, The Linux Foundation. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are
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# met:
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above
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# copyright notice, this list of conditions and the following
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# disclaimer in the documentation and/or other materials provided
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# with the distribution.
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# * Neither the name of The Linux Foundation nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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type fstman, domain;
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type fstman_exec, exec_type, vendor_file_type, file_type;
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init_daemon_domain(fstman)
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net_domain(fstman)
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# fstman requires special network privileges.
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# access traffic control (TC) for marking packets to identify from
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# which slave interface they arrive, drop multicast packets and
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# duplicate packets. This requires the net_raw capability.
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# network admin operations mainly on the bonding driver:
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# interface up/down, add/remove slave interfaces, set queue parameters
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# This requires the net_admin capability.
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allow fstman self:capability { net_admin net_raw };
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# netlink socket is used to access traffic control (TC)
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allow fstman self:netlink_route_socket nlmsg_write;
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# allow privileged socket operations: interface up/down, bond interface management
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allowxperm fstman self:udp_socket ioctl { SIOCGIFFLAGS SIOCSIFFLAGS SIOCSIFTXQLEN SIOCBONDENSLAVE SIOCBONDRELEASE SIOCETHTOOL};
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# need access to bond0 sysfs in order to manage attached interfaces
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allow fstman sysfs_net:dir r_dir_perms;
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allow fstman sysfs_bond0:file rw_file_perms;
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# need access to wigig sysfs in order to control fst_link_loss
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allow fstman sysfs_wigig:file rw_file_perms;
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# create/read fstman configuration file (/data/vendor/wifi/fstman.ini)
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r_dir_file(fstman, wifi_vendor_data_file)
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allow fstman wifi_vendor_data_file:dir rw_dir_perms;
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allow fstman wifi_vendor_data_file:file create_file_perms;
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# fstman needs to communicate with wpa_supplicant and hostapd using socket
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# for managing FST state
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allow fstman { hal_wifi_supplicant hal_wifi_hostapd_default }:unix_dgram_socket sendto;
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# supplicant interface sockets
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allow fstman wifi_vendor_wpa_socket:dir rw_dir_perms;
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allow fstman wifi_vendor_wpa_socket:sock_file create_file_perms;
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# hostapd global socket
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allow fstman hostapd_data_file:dir rw_dir_perms;
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allow fstman hostapd_data_file:sock_file create_file_perms;
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