selinux-policy/policy/modules/system/sysnetwork.te

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policy_module(sysnetwork, 1.11.0)
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########################################
#
# Declarations
#
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## <desc>
## <p>
## Allow dhcpc client applications to execute iptables commands
## </p>
## </desc>
gen_tunable(dhcpc_exec_iptables, false)
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# this is shared between dhcpc and dhcpd:
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type dhcp_etc_t;
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typealias dhcp_etc_t alias { etc_dhcp_t etc_dhcpc_t etc_dhcpd_t };
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files_config_file(dhcp_etc_t)
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# this is shared between dhcpc and dhcpd:
type dhcp_state_t;
files_type(dhcp_state_t)
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type dhcpc_t;
type dhcpc_exec_t;
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init_daemon_domain(dhcpc_t, dhcpc_exec_t)
role system_r types dhcpc_t;
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type dhcpc_helper_exec_t;
init_script_file(dhcpc_helper_exec_t)
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type dhcpc_state_t;
files_type(dhcpc_state_t)
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type dhcpc_tmp_t;
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files_tmp_file(dhcpc_tmp_t)
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type dhcpc_var_run_t;
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files_pid_file(dhcpc_var_run_t)
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type ifconfig_t;
type ifconfig_exec_t;
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init_system_domain(ifconfig_t, ifconfig_exec_t)
role system_r types ifconfig_t;
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type net_conf_t alias resolv_conf_t;
files_type(net_conf_t)
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########################################
#
# DHCP client local policy
#
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allow dhcpc_t self:capability { dac_override fsetid net_admin net_raw net_bind_service setpcap sys_nice sys_resource sys_tty_config };
dontaudit dhcpc_t self:capability { sys_tty_config sys_ptrace };
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# for access("/etc/bashrc", X_OK) on Red Hat
dontaudit dhcpc_t self:capability { dac_read_search sys_module };
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allow dhcpc_t self:process { getsched getcap setcap setfscreate ptrace signal_perms };
allow dhcpc_t self:fifo_file rw_fifo_file_perms;
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allow dhcpc_t self:tcp_socket create_stream_socket_perms;
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allow dhcpc_t self:udp_socket create_socket_perms;
allow dhcpc_t self:packet_socket create_socket_perms;
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allow dhcpc_t self:netlink_route_socket { create_socket_perms nlmsg_read };
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allow dhcpc_t dhcp_etc_t:dir list_dir_perms;
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read_lnk_files_pattern(dhcpc_t, dhcp_etc_t, dhcp_etc_t)
exec_files_pattern(dhcpc_t, dhcp_etc_t, dhcp_etc_t)
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allow dhcpc_t dhcp_state_t:file read_file_perms;
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allow dhcpc_t dhcp_state_t:file relabel_file_perms;
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manage_files_pattern(dhcpc_t, dhcpc_state_t, dhcpc_state_t)
filetrans_pattern(dhcpc_t, dhcp_state_t, dhcpc_state_t, file)
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allow dhcpc_t dhcpc_state_t:file relabel_file_perms;
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# create pid file
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manage_files_pattern(dhcpc_t, dhcpc_var_run_t, dhcpc_var_run_t)
files_pid_filetrans(dhcpc_t, dhcpc_var_run_t, file)
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# Allow read/write to /etc/resolv.conf and /etc/ntp.conf. Note that any files
# in /etc created by dhcpcd will be labelled net_conf_t.
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allow dhcpc_t net_conf_t:file manage_file_perms;
allow dhcpc_t net_conf_t:file relabel_file_perms;
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sysnet_manage_config(dhcpc_t)
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files_etc_filetrans(dhcpc_t, net_conf_t, file)
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# create temp files
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manage_dirs_pattern(dhcpc_t, dhcpc_tmp_t, dhcpc_tmp_t)
manage_files_pattern(dhcpc_t, dhcpc_tmp_t, dhcpc_tmp_t)
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files_tmp_filetrans(dhcpc_t, dhcpc_tmp_t, { file dir })
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can_exec(dhcpc_t, dhcpc_exec_t)
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# transition to ifconfig
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domtrans_pattern(dhcpc_t, ifconfig_exec_t, ifconfig_t)
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kernel_read_system_state(dhcpc_t)
kernel_read_network_state(dhcpc_t)
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kernel_search_network_sysctl(dhcpc_t)
kernel_read_kernel_sysctls(dhcpc_t)
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kernel_request_load_module(dhcpc_t)
kernel_use_fds(dhcpc_t)
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corecmd_exec_bin(dhcpc_t)
corecmd_exec_shell(dhcpc_t)
corenet_all_recvfrom_unlabeled(dhcpc_t)
corenet_all_recvfrom_netlabel(dhcpc_t)
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corenet_tcp_sendrecv_all_if(dhcpc_t)
corenet_raw_sendrecv_all_if(dhcpc_t)
corenet_udp_sendrecv_all_if(dhcpc_t)
corenet_tcp_sendrecv_all_nodes(dhcpc_t)
corenet_raw_sendrecv_all_nodes(dhcpc_t)
corenet_udp_sendrecv_all_nodes(dhcpc_t)
corenet_tcp_sendrecv_all_ports(dhcpc_t)
corenet_udp_sendrecv_all_ports(dhcpc_t)
corenet_tcp_bind_all_nodes(dhcpc_t)
corenet_udp_bind_all_nodes(dhcpc_t)
corenet_udp_bind_dhcpc_port(dhcpc_t)
corenet_tcp_connect_all_ports(dhcpc_t)
corenet_sendrecv_dhcpd_client_packets(dhcpc_t)
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corenet_sendrecv_dhcpc_server_packets(dhcpc_t)
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corenet_dontaudit_udp_bind_all_reserved_ports(dhcpc_t)
corenet_udp_bind_all_unreserved_ports(dhcpc_t)
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dev_read_sysfs(dhcpc_t)
# for SSP:
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dev_read_urand(dhcpc_t)
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domain_obj_id_change_exemption(dhcpc_t)
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domain_use_interactive_fds(dhcpc_t)
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domain_dontaudit_read_all_domains_state(dhcpc_t)
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files_read_etc_files(dhcpc_t)
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files_read_etc_runtime_files(dhcpc_t)
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files_read_usr_files(dhcpc_t)
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files_search_home(dhcpc_t)
files_search_var_lib(dhcpc_t)
files_dontaudit_search_locks(dhcpc_t)
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files_getattr_generic_locks(dhcpc_t)
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fs_getattr_all_fs(dhcpc_t)
fs_search_auto_mountpoints(dhcpc_t)
term_dontaudit_use_all_ttys(dhcpc_t)
term_dontaudit_use_all_ptys(dhcpc_t)
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term_dontaudit_use_unallocated_ttys(dhcpc_t)
term_dontaudit_use_generic_ptys(dhcpc_t)
init_rw_utmp(dhcpc_t)
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init_stream_connect(dhcpc_t)
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logging_send_syslog_msg(dhcpc_t)
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miscfiles_read_localization(dhcpc_t)
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modutils_domtrans_insmod(dhcpc_t)
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userdom_use_user_terminals(dhcpc_t)
userdom_dontaudit_search_user_home_dirs(dhcpc_t)
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ifdef(`distro_redhat', `
files_exec_etc_files(dhcpc_t)
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')
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ifdef(`distro_ubuntu',`
optional_policy(`
unconfined_domain(dhcpc_t)
')
')
optional_policy(`
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consoletype_domtrans(dhcpc_t)
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')
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optional_policy(`
chronyd_initrc_domtrans(dhcpc_t)
')
optional_policy(`
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init_dbus_chat_script(dhcpc_t)
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dbus_system_bus_client(dhcpc_t)
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dbus_connect_system_bus(dhcpc_t)
optional_policy(`
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networkmanager_dbus_chat(dhcpc_t)
')
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')
optional_policy(`
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hostname_domtrans(dhcpc_t)
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')
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optional_policy(`
hal_dontaudit_rw_dgram_sockets(dhcpc_t)
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hal_dontaudit_read_pid_files(dhcpc_t)
hal_dontaudit_write_log(dhcpc_t)
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')
optional_policy(`
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hotplug_getattr_config_dirs(dhcpc_t)
hotplug_search_config(dhcpc_t)
ifdef(`distro_redhat',`
logging_domtrans_syslog(dhcpc_t)
')
')
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# for the dhcp client to run ping to check IP addresses
optional_policy(`
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netutils_domtrans_ping(dhcpc_t)
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netutils_domtrans(dhcpc_t)
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',`
allow dhcpc_t self:capability setuid;
allow dhcpc_t self:rawip_socket create_socket_perms;
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')
optional_policy(`
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networkmanager_domtrans(dhcpc_t)
networkmanager_read_pid_files(dhcpc_t)
networkmanager_read_lib_files(dhcpc_t)
')
optional_policy(`
nis_initrc_domtrans_ypbind(dhcpc_t)
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nis_read_ypbind_pid(dhcpc_t)
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')
optional_policy(`
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nscd_initrc_domtrans(dhcpc_t)
nscd_domtrans(dhcpc_t)
nscd_read_pid(dhcpc_t)
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')
optional_policy(`
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ntp_initrc_domtrans(dhcpc_t)
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')
optional_policy(`
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pcmcia_stub(dhcpc_t)
dev_rw_cardmgr(dhcpc_t)
')
optional_policy(`
seutil_sigchld_newrole(dhcpc_t)
seutil_dontaudit_search_config(dhcpc_t)
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seutil_domtrans_setfiles(dhcpc_t)
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')
optional_policy(`
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udev_read_db(dhcpc_t)
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')
optional_policy(`
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userdom_use_all_users_fds(dhcpc_t)
')
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optional_policy(`
vmware_append_log(dhcpc_t)
')
optional_policy(`
kernel_read_xen_state(dhcpc_t)
kernel_write_xen_state(dhcpc_t)
xen_append_log(dhcpc_t)
xen_dontaudit_rw_unix_stream_sockets(dhcpc_t)
')
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########################################
#
# Ifconfig local policy
#
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allow ifconfig_t self:capability { net_raw net_admin sys_tty_config };
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allow ifconfig_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execheap execstack };
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allow ifconfig_t self:fd use;
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allow ifconfig_t self:fifo_file rw_fifo_file_perms;
allow ifconfig_t self:sock_file read_sock_file_perms;
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allow ifconfig_t self:socket create_socket_perms;
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allow ifconfig_t self:unix_dgram_socket create_socket_perms;
allow ifconfig_t self:unix_stream_socket create_stream_socket_perms;
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allow ifconfig_t self:unix_dgram_socket sendto;
allow ifconfig_t self:unix_stream_socket connectto;
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allow ifconfig_t self:shm create_shm_perms;
allow ifconfig_t self:sem create_sem_perms;
allow ifconfig_t self:msgq create_msgq_perms;
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allow ifconfig_t self:msg { send receive };
# Create UDP sockets, necessary when called from dhcpc
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allow ifconfig_t self:udp_socket create_socket_perms;
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# for /sbin/ip
allow ifconfig_t self:packet_socket create_socket_perms;
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allow ifconfig_t self:netlink_route_socket create_netlink_socket_perms;
allow ifconfig_t self:netlink_xfrm_socket { create_netlink_socket_perms nlmsg_read };
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allow ifconfig_t self:tcp_socket { create ioctl };
kernel_use_fds(ifconfig_t)
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kernel_read_system_state(ifconfig_t)
kernel_read_network_state(ifconfig_t)
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kernel_request_load_module(ifconfig_t)
kernel_search_network_sysctl(ifconfig_t)
kernel_rw_net_sysctls(ifconfig_t)
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corenet_rw_tun_tap_dev(ifconfig_t)
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dev_read_sysfs(ifconfig_t)
# for IPSEC setup:
dev_read_urand(ifconfig_t)
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domain_use_interactive_fds(ifconfig_t)
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read_files_pattern(ifconfig_t, dhcpc_state_t, dhcpc_state_t)
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files_read_etc_files(ifconfig_t)
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files_read_etc_runtime_files(ifconfig_t)
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files_read_usr_files(ifconfig_t)
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fs_getattr_xattr_fs(ifconfig_t)
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fs_search_auto_mountpoints(ifconfig_t)
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selinux_dontaudit_getattr_fs(ifconfig_t)
term_dontaudit_use_console(ifconfig_t)
term_dontaudit_use_all_ttys(ifconfig_t)
term_dontaudit_use_all_ptys(ifconfig_t)
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term_dontaudit_use_ptmx(ifconfig_t)
term_dontaudit_use_generic_ptys(ifconfig_t)
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files_dontaudit_read_root_files(ifconfig_t)
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init_use_fds(ifconfig_t)
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init_use_script_ptys(ifconfig_t)
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libs_read_lib_files(ifconfig_t)
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logging_send_syslog_msg(ifconfig_t)
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miscfiles_read_localization(ifconfig_t)
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modutils_domtrans_insmod(ifconfig_t)
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seutil_use_runinit_fds(ifconfig_t)
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sysnet_dns_name_resolve(ifconfig_t)
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userdom_use_user_terminals(ifconfig_t)
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userdom_use_all_users_fds(ifconfig_t)
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ifdef(`distro_ubuntu',`
optional_policy(`
unconfined_domain(ifconfig_t)
')
')
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optional_policy(`
brctl_domtrans(ifconfig_t)
')
ifdef(`hide_broken_symptoms',`
optional_policy(`
dev_dontaudit_rw_cardmgr(ifconfig_t)
')
optional_policy(`
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udev_dontaudit_rw_dgram_sockets(ifconfig_t)
')
')
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optional_policy(`
hal_dontaudit_rw_pipes(ifconfig_t)
hal_dontaudit_rw_dgram_sockets(ifconfig_t)
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hal_dontaudit_read_pid_files(ifconfig_t)
hal_write_log(ifconfig_t)
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')
optional_policy(`
ipsec_write_pid(ifconfig_t)
')
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optional_policy(`
netutils_domtrans(dhcpc_t)
')
optional_policy(`
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nis_use_ypbind(ifconfig_t)
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')
optional_policy(`
ppp_use_fds(ifconfig_t)
')
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optional_policy(`
unconfined_dontaudit_rw_pipes(ifconfig_t)
')
optional_policy(`
vmware_append_log(ifconfig_t)
')
optional_policy(`
kernel_read_xen_state(ifconfig_t)
kernel_write_xen_state(ifconfig_t)
xen_append_log(ifconfig_t)
xen_dontaudit_rw_unix_stream_sockets(ifconfig_t)
')
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optional_policy(`
tunable_policy(`dhcpc_exec_iptables',`
iptables_domtrans(dhcpc_t)
')
')