policy_module(libraries, 2.10.0)

########################################
#
# Declarations
#

#
# ld_so_cache_t is the type of /etc/ld.so.cache.
#
type ld_so_cache_t;
files_type(ld_so_cache_t)

#
# ld_so_t is the type of the system dynamic loaders.
#
type ld_so_t;
files_type(ld_so_t)

type ldconfig_t;
type ldconfig_exec_t;
init_system_domain(ldconfig_t, ldconfig_exec_t)
role system_r types ldconfig_t;

type ldconfig_cache_t;
files_type(ldconfig_cache_t)

type ldconfig_tmp_t;
files_tmp_file(ldconfig_tmp_t)

#
# lib_t is the type of files in the system lib directories.
#
type lib_t alias shlib_t;
files_ro_base_file(lib_t)

#
# textrel_shlib_t is the type of shared objects in the system lib
# directories, which require text relocation.
#
type textrel_shlib_t alias texrel_shlib_t;
files_ro_base_file(textrel_shlib_t)

ifdef(`distro_gentoo',`
	# openrc unfortunately mounts a tmpfs
	# at /lib/rc/
	files_mountpoint(lib_t)
')

optional_policy(`
	postgresql_loadable_module(lib_t)
	postgresql_loadable_module(textrel_shlib_t)
')

########################################
#
# ldconfig local policy
#

allow ldconfig_t self:capability { dac_read_search  sys_chroot };

manage_dirs_pattern(ldconfig_t, ldconfig_cache_t, ldconfig_cache_t)
manage_files_pattern(ldconfig_t, ldconfig_cache_t, ldconfig_cache_t)
files_var_filetrans(ldconfig_t, ldconfig_cache_t, dir, "ldconfig")
allow ldconfig_t ldconfig_cache_t:file map;

manage_files_pattern(ldconfig_t, ld_so_cache_t, ld_so_cache_t)
files_etc_filetrans(ldconfig_t, ld_so_cache_t, file)

manage_dirs_pattern(ldconfig_t, ldconfig_tmp_t, ldconfig_tmp_t)
manage_files_pattern(ldconfig_t, ldconfig_tmp_t, ldconfig_tmp_t)
manage_lnk_files_pattern(ldconfig_t, ldconfig_tmp_t, ldconfig_tmp_t)
files_tmp_filetrans(ldconfig_t, ldconfig_tmp_t, { file dir lnk_file })

manage_lnk_files_pattern(ldconfig_t, lib_t, lib_t)

kernel_read_system_state(ldconfig_t)
kernel_read_network_state(ldconfig_t)

fs_getattr_xattr_fs(ldconfig_t)

files_list_var_lib(ldconfig_t)
files_dontaudit_leaks(ldconfig_t)
files_manage_var_lib_symlinks(ldconfig_t)

corecmd_search_bin(ldconfig_t)

domain_use_interactive_fds(ldconfig_t)

files_search_home(ldconfig_t)
files_read_etc_files(ldconfig_t)
files_read_usr_files(ldconfig_t)
files_search_tmp(ldconfig_t)
files_search_usr(ldconfig_t)
# for when /etc/ld.so.cache is mislabeled:
files_delete_etc_files(ldconfig_t)

init_use_script_ptys(ldconfig_t)
init_read_script_tmp_files(ldconfig_t)
init_manage_script_tmp_files(ldconfig_t)
init_write_initrc_tmp_pipes(ldconfig_t)

logging_send_syslog_msg(ldconfig_t)

term_use_console(ldconfig_t)
userdom_use_inherited_user_terminals(ldconfig_t)
userdom_use_all_users_fds(ldconfig_t)

ifdef(`distro_ubuntu',`
	optional_policy(`
		unconfined_domain(ldconfig_t)
	')
')

userdom_dontaudit_list_admin_dir(ldconfig_t)
userdom_list_user_home_dirs(ldconfig_t)
userdom_manage_user_home_content_files(ldconfig_t)
userdom_manage_user_tmp_files(ldconfig_t)
userdom_manage_user_tmp_symlinks(ldconfig_t)
userdom_rw_inherited_user_tmp_pipes(ldconfig_t)

ifdef(`hide_broken_symptoms',`
	ifdef(`distro_gentoo',`
		# leaked fds from portage
		files_dontaudit_rw_var_files(ldconfig_t)

		optional_policy(`
			portage_dontaudit_search_tmp(ldconfig_t)
			portage_dontaudit_rw_tmp_files(ldconfig_t)
		')
	')

	dev_dontaudit_rw_lvm_control(ldconfig_t)
	dev_dontaudit_read_all_chr_files(ldconfig_t)
	dev_dontaudit_read_all_blk_files(ldconfig_t)
	term_dontaudit_use_unallocated_ttys(ldconfig_t)

	optional_policy(`
		unconfined_dontaudit_rw_tcp_sockets(ldconfig_t)
	')
')

optional_policy(`
	# dontaudit access to /usr/lib/apache, normal programs cannot read these libs anyway
	apache_dontaudit_search_modules(ldconfig_t)
')

optional_policy(`
	apt_rw_pipes(ldconfig_t)
	apt_use_fds(ldconfig_t)
	apt_use_ptys(ldconfig_t)
')

optional_policy(`
	glusterd_dontaudit_read_lib_dirs(ldconfig_t)
')

optional_policy(`
	gnome_append_generic_cache_files(ldconfig_t)
')

optional_policy(`
	kdump_manage_kdumpctl_tmp_files(ldconfig_t)
')

optional_policy(`
	puppet_rw_tmp(ldconfig_t)
')

optional_policy(`
	# When you install a kernel the postinstall builds a initrd image in tmp 
	# and executes ldconfig on it. If you dont allow this kernel installs 
	# blow up.
	rpm_manage_script_tmp_files(ldconfig_t)
')

