selinux-policy/refpolicy/policy/modules/system/libraries.if

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## <summary>Policy for system libraries.</summary>
########################################
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## <summary>
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## Execute ldconfig in the ldconfig domain.
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## </summary>
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## <param name="domain">
## <summary>
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## The type of the process performing this action.
## </summary>
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## </param>
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#
interface(`libs_domtrans_ldconfig',`
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gen_require(`
type ldconfig_t, ldconfig_exec_t;
')
corecmd_search_sbin($1)
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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;
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')
########################################
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## <summary>
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## Execute ldconfig in the ldconfig domain.
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## </summary>
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## <param name="domain">
## <summary>
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## The type of the process performing this action.
## </summary>
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## </param>
## <param name="role">
## <summary>
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## The role to allow the ldconfig domain.
## </summary>
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## </param>
## <param name="terminal">
## <summary>
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## The type of the terminal allow the ldconfig domain to use.
## </summary>
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## </param>
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#
interface(`libs_run_ldconfig',`
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gen_require(`
type ldconfig_t;
')
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libs_domtrans_ldconfig($1)
role $2 types ldconfig_t;
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allow ldconfig_t $3:chr_file rw_term_perms;
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')
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########################################
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## <summary>
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## Use the dynamic link/loader for automatic loading
## of shared libraries.
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## </summary>
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## <param name="domain">
## <summary>
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## The type of the process performing this action.
## </summary>
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## </param>
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#
interface(`libs_use_ld_so',`
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gen_require(`
type lib_t, ld_so_t, ld_so_cache_t;
')
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;
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')
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########################################
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## <summary>
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## Use the dynamic link/loader for automatic loading
## of shared libraries with legacy support.
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## </summary>
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## <param name="domain">
## <summary>
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## The type of the process performing this action.
## </summary>
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## </param>
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#
interface(`libs_legacy_use_ld_so',`
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gen_require(`
type ld_so_t, ld_so_cache_t;
')
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libs_use_ld_so($1)
allow $1 ld_so_t:file execmod;
allow $1 ld_so_cache_t:file execute;
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')
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########################################
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## <summary>
## Execute the dynamic link/loader in the caller's domain.
## </summary>
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## <param name="domain">
## <summary>
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## The type of the process performing this action.
## </summary>
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## </param>
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#
interface(`libs_exec_ld_so',`
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gen_require(`
type lib_t, ld_so_t;
')
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;
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can_exec($1,ld_so_t)
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')
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########################################
## <summary>
## Create, read, write, and delete the
## dynamic link/loader.
## </summary>
## <param name="domain">
## <summary>
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## Domain allowed access.
## </summary>
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## </param>
#
# cjp: added for prelink
interface(`libs_manage_ld_so',`
gen_require(`
type lib_t, ld_so_t;
')
allow $1 lib_t:dir rw_dir_perms;
allow $1 ld_so_t:file manage_file_perms;
')
########################################
## <summary>
## Relabel to and from the type used for
## the dynamic link/loader.
## </summary>
## <param name="domain">
## <summary>
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## Domain allowed access.
## </summary>
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## </param>
#
# cjp: added for prelink
interface(`libs_relabel_ld_so',`
gen_require(`
type lib_t, ld_so_t;
')
allow $1 lib_t:dir search_dir_perms;
allow $1 ld_so_t:file { relabelfrom relabelto };
')
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########################################
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## <summary>
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## Modify the dynamic link/loader's cached listing
## of shared libraries.
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## </summary>
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## <param name="domain">
## <summary>
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## The type of the process performing this action.
## </summary>
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## </param>
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#
interface(`libs_rw_ld_so_cache',`
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gen_require(`
type ld_so_cache_t;
')
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files_list_etc($1)
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allow $1 ld_so_cache_t:file rw_file_perms;
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')
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########################################
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## <summary>
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## Search lib directories.
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## </summary>
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## <param name="domain">
## <summary>
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## The type of the process performing this action.
## </summary>
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## </param>
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#
interface(`libs_search_lib',`
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gen_require(`
type lib_t;
')
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allow $1 lib_t:dir search;
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')
########################################
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## <summary>
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## Read files in the library directories, such
## as static libraries.
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## </summary>
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## <param name="domain">
## <summary>
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## The type of the process performing this action.
## </summary>
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## </param>
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#
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interface(`libs_read_lib_files',`
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gen_require(`
type lib_t;
')
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files_search_usr($1)
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allow $1 lib_t:dir r_dir_perms;
allow $1 lib_t:{ file lnk_file } r_file_perms;
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')
########################################
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## <summary>
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## Execute library scripts in the caller domain.
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## </summary>
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## <param name="domain">
## <summary>
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## The type of the process performing this action.
## </summary>
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## </param>
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#
interface(`libs_exec_lib_files',`
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gen_require(`
type lib_t;
')
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files_search_usr($1)
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allow $1 lib_t:dir r_dir_perms;
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allow $1 lib_t:lnk_file r_file_perms;
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can_exec($1,lib_t)
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')
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########################################
## <summary>
## Load and execute functions from generic
## lib files as shared libraries.
## </summary>
## <param name="domain">
## <summary>
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## The type of the process performing this action.
## </summary>
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## </param>
#
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interface(`libs_use_lib_files',`
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gen_require(`
type lib_t;
')
files_list_usr($1)
allow $1 lib_t:dir r_dir_perms;
allow $1 lib_t:lnk_file r_file_perms;
allow $1 lib_t:file rx_file_perms;
')
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########################################
## <summary>
## Create, read, write, and delete generic
## files in library directories.
## </summary>
## <param name="domain">
## <summary>
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## Domain allowed access.
## </summary>
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## </param>
#
# cjp: added for prelink
interface(`libs_manage_lib_files',`
gen_require(`
type lib_t;
')
allow $1 lib_t:dir search_dir_perms;
allow $1 lib_t:file manage_file_perms;
')
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########################################
## <summary>
## Relabel files to the type used in library directories.
## </summary>
## <param name="domain">
## <summary>
## The type of the process performing this action.
## </summary>
## </param>
#
interface(`libs_relabelto_lib_files',`
gen_require(`
type lib_t;
')
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allow $1 lib_t:dir search_dir_perms;
allow $1 lib_t:file relabelto;
')
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########################################
## <summary>
## Relabel to and from the type used
## for generic lib files.
## </summary>
## <param name="domain">
## <summary>
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## Domain allowed access.
## </summary>
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## </param>
#
# cjp: added for prelink
interface(`libs_relabel_lib_files',`
gen_require(`
type lib_t;
')
allow $1 lib_t:dir search_dir_perms;
allow $1 lib_t:file { relabelfrom relabelto };
')
########################################
## <summary>
## Create, read, write, and delete shared libraries.
## </summary>
## <param name="domain">
## <summary>
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## Domain allowed access.
## </summary>
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## </param>
#
# cjp: added for prelink
interface(`libs_manage_shared_libs',`
gen_require(`
type lib_t, shlib_t, textrel_shlib_t;
')
allow $1 lib_t:dir rw_dir_perms;
allow $1 { shlib_t textrel_shlib_t }:file manage_file_perms;
')
########################################
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## <summary>
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## Load and execute functions from shared libraries.
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## </summary>
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## <param name="domain">
## <summary>
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## The type of the process performing this action.
## </summary>
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## </param>
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#
interface(`libs_use_shared_libs',`
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gen_require(`
type lib_t, shlib_t, textrel_shlib_t;
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')
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files_list_usr($1)
allow $1 lib_t:dir r_dir_perms;
allow $1 lib_t:lnk_file r_file_perms;
allow $1 { shlib_t textrel_shlib_t }:lnk_file r_file_perms;
allow $1 { shlib_t textrel_shlib_t }:file rx_file_perms;
allow $1 textrel_shlib_t:file execmod;
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')
########################################
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## <summary>
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## Load and execute functions from shared libraries,
## with legacy support.
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## </summary>
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## <param name="domain">
## <summary>
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## The type of the process performing this action.
## </summary>
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## </param>
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#
interface(`libs_legacy_use_shared_libs',`
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gen_require(`
type shlib_t, textrel_shlib_t;
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')
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libs_use_shared_libs($1)
allow $1 { shlib_t textrel_shlib_t }:file execmod;
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')
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########################################
## <summary>
## Relabel to and from the type used for
## shared libraries.
## </summary>
## <param name="domain">
## <summary>
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## Domain allowed access.
## </summary>
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## </param>
#
# cjp: added for prelink
interface(`libs_relabel_shared_libs',`
gen_require(`
type lib_t, shlib_t, textrel_shlib_t;
')
allow $1 lib_t:dir search_dir_perms;
allow $1 { shlib_t textrel_shlib_t }:file { relabelfrom relabelto };
')