selinux-policy/refpolicy/policy/modules/system/libraries.if
2005-06-17 17:59:26 +00:00

269 lines
6.4 KiB
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## <module name="libraries" layer="system">
## <summary>Policy for system libraries.</summary>
########################################
## <interface name="libs_domtrans_ldconfig">
## <description>
## Execute ldconfig in the ldconfig domain.
## </description>
## <parameter name="domain">
## The type of the process performing this action.
## </parameter>
## </interface>
#
define(`libs_domtrans_ldconfig',`
gen_require(`
type ldconfig_t, ldconfig_exec_t;
class process sigchld;
class fd use;
class fifo_file rw_file_perms;
')
corecmd_search_sbin($1)
domain_auto_trans($1,ldconfig_exec_t,ldconfig_t)
allow $1 ldconfig_t:fd use;
allow ldconfig_t $1:fd use;
allow ldconfig_t $1:fifo_file rw_file_perms;
allow ldconfig_t $1:process sigchld;
')
########################################
## <interface name="libs_run_ldconfig">
## <description>
## Execute ldconfig in the ldconfig domain.
## </description>
## <parameter name="domain">
## The type of the process performing this action.
## </parameter>
## <parameter name="role">
## The role to allow the ldconfig domain.
## </parameter>
## <parameter name="terminal">
## The type of the terminal allow the ldconfig domain to use.
## </parameter>
## </interface>
#
define(`libs_run_ldconfig',`
gen_require(`
type ldconfig_t;
class chr_file rw_term_perms;
')
libs_domtrans_ldconfig($1)
role $2 types ldconfig_t;
allow ldconfig_t $3:chr_file rw_term_perms;
')
########################################
## <interface name="libs_use_ld_so">
## <description>
## Use the dynamic link/loader for automatic loading
## of shared libraries.
## </description>
## <parameter name="domain">
## The type of the process performing this action.
## </parameter>
## </interface>
#
define(`libs_use_ld_so',`
gen_require(`
type lib_t, ld_so_t, ld_so_cache_t;
class dir r_dir_perms;
class lnk_file r_file_perms;
class file rx_file_perms;
')
files_list_etc($1)
allow $1 lib_t:dir r_dir_perms;
allow $1 lib_t:lnk_file r_file_perms;
allow $1 ld_so_t:lnk_file r_file_perms;
allow $1 ld_so_t:file rx_file_perms;
allow $1 ld_so_cache_t:file r_file_perms;
')
########################################
## <interface name="libs_legacy_use_ld_so">
## <description>
## Use the dynamic link/loader for automatic loading
## of shared libraries with legacy support.
## </description>
## <parameter name="domain">
## The type of the process performing this action.
## </parameter>
## </interface>
#
define(`libs_legacy_use_ld_so',`
gen_require(`
type ld_so_t, ld_so_cache_t;
class file { execute execmod };
')
libs_use_ld_so($1)
allow $1 ld_so_t:file execmod;
allow $1 ld_so_cache_t:file execute;
')
########################################
## <interface name="libs_exec_ld_so">
## <description>
## Execute the dynamic link/loader in the caller's
## domain. This is commonly needed for the
## /usr/bin/ldd program. Note: this can be used
## to execute any binary that the caller can
## read, even if the caller does not have execute
## permissions.
## </description>
## <parameter name="domain">
## The type of the process performing this action.
## </parameter>
## </interface>
#
define(`libs_exec_ld_so',`
gen_require(`
type lib_t, ld_so_t;
class dir r_dir_perms;
class lnk_file r_file_perms;
')
allow $1 lib_t:dir r_dir_perms;
allow $1 lib_t:lnk_file r_file_perms;
allow $1 ld_so_t:lnk_file r_file_perms;
can_exec($1,ld_so_t)
')
########################################
## <interface name="libs_rw_ld_so_cache">
## <description>
## Modify the dynamic link/loader's cached listing
## of shared libraries.
## </description>
## <parameter name="domain">
## The type of the process performing this action.
## </parameter>
## </interface>
#
define(`libs_rw_ld_so_cache',`
gen_require(`
type ld_so_cache_t;
class file rw_file_perms;
')
files_list_etc($1)
allow $1 ld_so_cache_t:file rw_file_perms;
')
########################################
## <interface name="libs_search_lib">
## <description>
## Search lib directories.
## </description>
## <parameter name="domain">
## The type of the process performing this action.
## </parameter>
## </interface>
#
define(`libs_search_lib',`
gen_require(`
type lib_t;
class dir search;
')
allow $1 lib_t:dir search;
')
########################################
## <interface name="libs_read_lib">
## <description>
## Read files in the library directories, such
## as static libraries.
## </description>
## <parameter name="domain">
## The type of the process performing this action.
## </parameter>
## </interface>
#
define(`libs_read_lib',`
gen_require(`
type lib_t;
class dir r_dir_perms;
class lnk_file r_file_perms;
class file r_file_perms;
')
files_search_usr($1)
allow $1 lib_t:dir r_dir_perms;
allow $1 lib_t:{ file lnk_file } r_file_perms;
')
########################################
## <interface name="libs_exec_lib_files">
## <description>
## Execute library scripts in the caller domain.
## </description>
## <parameter name="domain">
## The type of the process performing this action.
## </parameter>
## </interface>
#
define(`libs_exec_lib_files',`
gen_require(`
type lib_t;
class dir r_dir_perms;
class lnk_file r_file_perms;
')
files_search_usr($1)
allow $1 lib_t:dir r_dir_perms;
allow $1 lib_t:lnk_file r_file_perms;
can_exec($1,lib_t)
')
########################################
## <interface name="libs_use_shared_libs">
## <description>
## Load and execute functions from shared libraries.
## </description>
## <parameter name="domain">
## The type of the process performing this action.
## </parameter>
## </interface>
#
define(`libs_use_shared_libs',`
gen_require(`
type lib_t, shlib_t, texrel_shlib_t;
class dir r_dir_perms;
class lnk_file r_file_perms;
class file rx_dir_perms;
')
files_search_usr($1)
allow $1 lib_t:dir r_dir_perms;
allow $1 lib_t:lnk_file r_file_perms;
allow $1 { shlib_t texrel_shlib_t }:lnk_file r_file_perms;
allow $1 { shlib_t texrel_shlib_t }:file rx_file_perms;
')
########################################
## <interface name="libs_legacy_use_shared_libs">
## <description>
## Load and execute functions from shared libraries,
## with legacy support.
## </description>
## <parameter name="domain">
## The type of the process performing this action.
## </parameter>
## </interface>
#
define(`libs_legacy_use_shared_libs',`
gen_require(`
type shlib_t, texrel_shlib_t;
class file execmod;
')
libs_use_shared_libs($1)
allow $1 { shlib_t texrel_shlib_t }:file execmod;
')
## </module>