policy_module(mount, 1.10.1)

########################################

#

# Declarations

#

## <desc>

## 

## Allow the mount command to mount any directory or file.

## 

## </desc>

gen_tunable(allow_mount_anyfile, false)

type mount_t;

type mount_exec_t;

init_system_domain(mount_t, mount_exec_t)

role system_r types mount_t;

type mount_loopback_t; # customizable

files_type(mount_loopback_t)

type mount_tmp_t;

files_tmp_file(mount_tmp_t)

# causes problems with interfaces when

# this is optionally declared in monolithic

# policy--duplicate type declaration

type unconfined_mount_t;

application_domain(unconfined_mount_t, mount_exec_t)

########################################

#

# mount local policy

#

# setuid/setgid needed to mount cifs 

allow mount_t self:capability { ipc_lock sys_rawio sys_admin dac_override chown sys_tty_config setuid setgid };

allow mount_t mount_loopback_t:file read_file_perms;

allow mount_t mount_tmp_t:file manage_file_perms;

allow mount_t mount_tmp_t:dir manage_dir_perms;

can_exec(mount_t, mount_exec_t)

files_tmp_filetrans(mount_t, mount_tmp_t, { file dir })

kernel_read_system_state(mount_t)

kernel_read_kernel_sysctls(mount_t)

kernel_dontaudit_getattr_core_if(mount_t)

# required for mount.smbfs

corecmd_exec_bin(mount_t)

dev_getattr_all_blk_files(mount_t)

dev_list_all_dev_nodes(mount_t)

dev_rw_lvm_control(mount_t)

dev_dontaudit_getattr_all_chr_files(mount_t)

dev_dontaudit_getattr_memory_dev(mount_t)

dev_getattr_sound_dev(mount_t)

domain_use_interactive_fds(mount_t)

files_search_all(mount_t)

files_read_etc_files(mount_t)

files_manage_etc_runtime_files(mount_t)

files_etc_filetrans_etc_runtime(mount_t, file)

files_mounton_all_mountpoints(mount_t)

files_unmount_rootfs(mount_t)

# These rules need to be generalized.  Only admin, initrc should have it:

files_relabelto_all_file_type_fs(mount_t)

files_mount_all_file_type_fs(mount_t)

files_unmount_all_file_type_fs(mount_t)

# for when /etc/mtab loses its type

# cjp: this seems wrong, the type should probably be etc

files_read_isid_type_files(mount_t)

# For reading cert files

files_read_usr_files(mount_t)

files_list_mnt(mount_t)

fs_getattr_xattr_fs(mount_t)

fs_getattr_cifs(mount_t)

fs_mount_all_fs(mount_t)

fs_unmount_all_fs(mount_t)

fs_remount_all_fs(mount_t)

fs_relabelfrom_all_fs(mount_t)

fs_list_auto_mountpoints(mount_t)

fs_rw_tmpfs_chr_files(mount_t)

fs_read_tmpfs_symlinks(mount_t)

mls_file_read_all_levels(mount_t)

mls_file_write_all_levels(mount_t)

selinux_get_enforce_mode(mount_t)

storage_raw_read_fixed_disk(mount_t)

storage_raw_write_fixed_disk(mount_t)

storage_raw_read_removable_device(mount_t)

storage_raw_write_removable_device(mount_t)

term_use_all_terms(mount_t)

auth_use_nsswitch(mount_t)

init_use_fds(mount_t)

init_use_script_ptys(mount_t)

init_dontaudit_getattr_initctl(mount_t)

logging_send_syslog_msg(mount_t)

miscfiles_read_localization(mount_t)

sysnet_use_portmap(mount_t)

seutil_read_config(mount_t)

userdom_use_all_users_fds(mount_t)

ifdef(`distro_redhat',`

	optional_policy(`

		auth_read_pam_console_data(mount_t)

		# mount config by default sets fscontext=removable_t

		fs_relabelfrom_dos_fs(mount_t)

	')

')

ifdef(`distro_ubuntu',`

	optional_policy(`

		unconfined_domain(mount_t)

	')

')

tunable_policy(`allow_mount_anyfile',`

	auth_read_all_dirs_except_shadow(mount_t)

	auth_read_all_files_except_shadow(mount_t)

	files_mounton_non_security(mount_t)

')

optional_policy(`

	# for nfs

	corenet_all_recvfrom_unlabeled(mount_t)

	corenet_all_recvfrom_netlabel(mount_t)

	corenet_tcp_sendrecv_all_if(mount_t)

	corenet_raw_sendrecv_all_if(mount_t)

	corenet_udp_sendrecv_all_if(mount_t)

	corenet_tcp_sendrecv_all_nodes(mount_t)

	corenet_raw_sendrecv_all_nodes(mount_t)

	corenet_udp_sendrecv_all_nodes(mount_t)

	corenet_tcp_sendrecv_all_ports(mount_t)

	corenet_udp_sendrecv_all_ports(mount_t)

	corenet_tcp_bind_all_nodes(mount_t)

	corenet_udp_bind_all_nodes(mount_t)

	corenet_tcp_bind_generic_port(mount_t)

	corenet_udp_bind_generic_port(mount_t)

	corenet_tcp_bind_reserved_port(mount_t)

	corenet_udp_bind_reserved_port(mount_t)

	corenet_tcp_bind_all_rpc_ports(mount_t)

	corenet_udp_bind_all_rpc_ports(mount_t)

	corenet_dontaudit_tcp_bind_all_reserved_ports(mount_t)

	corenet_dontaudit_udp_bind_all_reserved_ports(mount_t)

	corenet_tcp_connect_all_ports(mount_t)

	fs_search_rpc(mount_t)

	rpc_stub(mount_t)

')

optional_policy(`

	apm_use_fds(mount_t)

')

optional_policy(`

	ifdef(`hide_broken_symptoms',`

		# for a bug in the X server

		rhgb_dontaudit_rw_stream_sockets(mount_t)

		term_dontaudit_use_ptmx(mount_t)

	')

')

# for kernel package installation

optional_policy(`

	rpm_rw_pipes(mount_t)

')

optional_policy(`

	samba_domtrans_smbmount(mount_t)

')

########################################

#

# Unconfined mount local policy

#

optional_policy(`

	files_etc_filetrans_etc_runtime(unconfined_mount_t, file)

	unconfined_domain(unconfined_mount_t)

')