Files
frr/frr.te
Zdenek Pytela a302f6117d Update SELinux rule to allow frr daemons create and use packet socket
The commit addresses the following AVC denial:
type=PROCTITLE msg=audit(07/27/2023 11:26:31.692:622) : proctitle=/usr/libexec/frr/bfdd -d -F traditional -A 127.0.0.1
type=SOCKADDR msg=audit(07/27/2023 11:26:31.692:622) : saddr={ saddr_fam=packet (unsupported) }
type=SYSCALL msg=audit(07/27/2023 11:26:31.692:622) : arch=x86_64 syscall=bind success=no exit=EACCES(Permission denied) a0=0xf a1=0x7ffeb8c5a000 a2=0x14 a3=0x7ffeb8c59ff0 items=0 ppid=7818 pid=7903 auid=unset uid=frr gid=frr euid=frr suid=frr fsuid=frr egid=frr sgid=frr fsgid=frr tty=(none) ses=unset comm=bfdd exe=/usr/libexec/frr/bfdd subj=system_u:system_r:frr_t:s0 key=(null)
type=AVC msg=audit(07/27/2023 11:26:31.692:622) : avc:  denied  { bind } for  pid=7903 comm=bfdd scontext=system_u:system_r:frr_t:s0 tcontext=system_u:system_r:frr_t:s0 tclass=packet_socket permissive=0

Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=2216912
2023-08-01 09:40:29 +02:00

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policy_module(frr, 1.0.0)
########################################
#
# Declarations
#
type frr_t;
type frr_exec_t;
init_daemon_domain(frr_t, frr_exec_t)
type frr_log_t;
logging_log_file(frr_log_t)
type frr_tmp_t;
files_tmp_file(frr_tmp_t)
type frr_lock_t;
files_lock_file(frr_lock_t)
type frr_conf_t;
files_config_file(frr_conf_t)
type frr_unit_file_t;
systemd_unit_file(frr_unit_file_t)
type frr_var_run_t;
files_pid_file(frr_var_run_t)
########################################
#
# frr local policy
#
allow frr_t self:capability { chown dac_override dac_read_search kill net_bind_service net_raw setgid setuid net_admin sys_admin };
allow frr_t self:netlink_route_socket rw_netlink_socket_perms;
allow frr_t self:packet_socket create_socket_perms;
allow frr_t self:process { setcap setpgid };
allow frr_t self:rawip_socket create_socket_perms;
allow frr_t self:tcp_socket { connect connected_stream_socket_perms };
allow frr_t self:udp_socket create_socket_perms;
allow frr_t self:unix_stream_socket connectto;
allow frr_t frr_conf_t:dir list_dir_perms;
manage_files_pattern(frr_t, frr_conf_t, frr_conf_t)
read_lnk_files_pattern(frr_t, frr_conf_t, frr_conf_t)
manage_dirs_pattern(frr_t, frr_log_t, frr_log_t)
manage_files_pattern(frr_t, frr_log_t, frr_log_t)
manage_lnk_files_pattern(frr_t, frr_log_t, frr_log_t)
logging_log_filetrans(frr_t, frr_log_t, { dir file lnk_file })
allow frr_t frr_tmp_t:file map;
manage_dirs_pattern(frr_t, frr_tmp_t, frr_tmp_t)
manage_files_pattern(frr_t, frr_tmp_t, frr_tmp_t)
files_tmp_filetrans(frr_t, frr_tmp_t, { file dir })
manage_files_pattern(frr_t, frr_lock_t, frr_lock_t)
manage_lnk_files_pattern(frr_t, frr_lock_t, frr_lock_t)
files_lock_filetrans(frr_t, frr_lock_t, { file lnk_file })
manage_dirs_pattern(frr_t, frr_var_run_t, frr_var_run_t)
manage_files_pattern(frr_t, frr_var_run_t, frr_var_run_t)
manage_lnk_files_pattern(frr_t, frr_var_run_t, frr_var_run_t)
manage_sock_files_pattern(frr_t, frr_var_run_t, frr_var_run_t)
files_pid_filetrans(frr_t, frr_var_run_t, { dir file lnk_file })
allow frr_t frr_exec_t:dir search_dir_perms;
can_exec(frr_t, frr_exec_t)
kernel_read_network_state(frr_t)
kernel_rw_net_sysctls(frr_t)
kernel_read_system_state(frr_t)
auth_use_nsswitch(frr_t)
corecmd_exec_bin(frr_t)
corenet_tcp_bind_appswitch_emp_port(frr_t)
corenet_udp_bind_bfd_control_port(frr_t)
corenet_udp_bind_bfd_echo_port(frr_t)
corenet_udp_bind_bfd_multi_port(frr_t)
corenet_tcp_bind_bgp_port(frr_t)
corenet_tcp_connect_bgp_port(frr_t)
corenet_tcp_bind_cmadmin_port(frr_t)
corenet_udp_bind_cmadmin_port(frr_t)
corenet_tcp_bind_firepower_port(frr_t)
corenet_tcp_bind_generic_port(frr_t)
corenet_tcp_bind_priority_e_com_port(frr_t)
corenet_udp_bind_router_port(frr_t)
corenet_tcp_bind_qpasa_agent_port(frr_t)
corenet_tcp_bind_smntubootstrap_port(frr_t)
corenet_tcp_bind_versa_tek_port(frr_t)
corenet_tcp_bind_zebra_port(frr_t)
domain_use_interactive_fds(frr_t)
fs_read_nsfs_files(frr_t)
sysnet_exec_ifconfig(frr_t)
sysnet_read_ifconfig_run(frr_t)
sysnet_watch_ifconfig_run(frr_t)
userdom_read_admin_home_files(frr_t)
optional_policy(`
logging_send_syslog_msg(frr_t)
')
optional_policy(`
modutils_exec_kmod(frr_t)
modutils_getattr_module_deps(frr_t)
modutils_read_module_config(frr_t)
modutils_read_module_deps_files(frr_t)
')
optional_policy(`
networkmanager_read_state(frr_t)
')
optional_policy(`
userdom_admin_home_dir_filetrans(frr_t, frr_conf_t, file, ".history_frr")
')