selinux-refpolicy/policy/modules/services/ircd.te
Stephen Smalley 161bda392e access_vectors: Remove unused permissions
Remove unused permission definitions from SELinux.
Many of these were only ever used in pre-mainline
versions of SELinux, prior to Linux 2.6.0.  Some of them
were used in the legacy network or compat_net=1 checks
that were disabled by default in Linux 2.6.18 and
fully removed in Linux 2.6.30.

The corresponding classmap declarations were removed from the
mainline kernel in:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=42a9699a9fa179c0054ea3cf5ad3cc67104a6162

Permissions never used in mainline Linux:
file swapon
filesystem transition
tcp_socket { connectto newconn acceptfrom }
node enforce_dest
unix_stream_socket { newconn acceptfrom }

Legacy network checks, removed in 2.6.30:
socket { recv_msg send_msg }
node { tcp_recv tcp_send udp_recv udp_send rawip_recv rawip_send dccp_recv dccp_send }
netif { tcp_recv tcp_send udp_recv udp_send rawip_recv rawip_send dccp_recv dccp_send }

Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>
2020-01-14 13:41:50 -05:00

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policy_module(ircd, 1.11.1)
########################################
#
# Declarations
#
type ircd_t;
type ircd_exec_t;
init_daemon_domain(ircd_t, ircd_exec_t)
type ircd_initrc_exec_t;
init_script_file(ircd_initrc_exec_t)
type ircd_etc_t;
files_config_file(ircd_etc_t)
type ircd_log_t;
logging_log_file(ircd_log_t)
type ircd_runtime_t alias ircd_var_run_t;
files_pid_file(ircd_runtime_t)
type ircd_var_lib_t;
files_type(ircd_var_lib_t)
########################################
#
# Local policy
#
dontaudit ircd_t self:capability sys_tty_config;
allow ircd_t self:process signal_perms;
allow ircd_t self:tcp_socket { accept listen };
read_files_pattern(ircd_t, ircd_etc_t, ircd_etc_t)
read_lnk_files_pattern(ircd_t, ircd_etc_t, ircd_etc_t)
allow ircd_t ircd_log_t:dir setattr_dir_perms;
append_files_pattern(ircd_t, ircd_log_t, ircd_log_t)
create_files_pattern(ircd_t, ircd_log_t, ircd_log_t)
setattr_files_pattern(ircd_t, ircd_log_t, ircd_log_t)
logging_log_filetrans(ircd_t, ircd_log_t, file)
manage_files_pattern(ircd_t, ircd_var_lib_t, ircd_var_lib_t)
manage_files_pattern(ircd_t, ircd_runtime_t, ircd_runtime_t)
files_pid_filetrans(ircd_t, ircd_runtime_t, file)
kernel_read_system_state(ircd_t)
kernel_read_kernel_sysctls(ircd_t)
corecmd_exec_bin(ircd_t)
corenet_all_recvfrom_unlabeled(ircd_t)
corenet_all_recvfrom_netlabel(ircd_t)
corenet_tcp_sendrecv_generic_if(ircd_t)
corenet_tcp_sendrecv_generic_node(ircd_t)
corenet_tcp_bind_generic_node(ircd_t)
corenet_sendrecv_ircd_server_packets(ircd_t)
corenet_tcp_bind_ircd_port(ircd_t)
dev_read_sysfs(ircd_t)
domain_use_interactive_fds(ircd_t)
files_read_etc_runtime_files(ircd_t)
fs_getattr_all_fs(ircd_t)
fs_search_auto_mountpoints(ircd_t)
auth_use_nsswitch(ircd_t)
logging_send_syslog_msg(ircd_t)
miscfiles_read_localization(ircd_t)
userdom_dontaudit_use_unpriv_user_fds(ircd_t)
userdom_dontaudit_search_user_home_dirs(ircd_t)
optional_policy(`
seutil_sigchld_newrole(ircd_t)
')
optional_policy(`
udev_read_db(ircd_t)
')