selinux-policy/policy/modules/system/modutils.if

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## <summary>Policy for kernel module utilities</summary>
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######################################
## <summary>
## Getattr the dependencies of kernel modules.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`modutils_getattr_module_deps',`
gen_require(`
type modules_dep_t;
')
getattr_files_pattern($1, modules_object_t, modules_dep_t)
')
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########################################
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## <summary>
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## Read the dependencies of kernel modules.
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## </summary>
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## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
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## </param>
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#
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interface(`modutils_read_module_deps',`
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gen_require(`
type modules_dep_t;
')
files_list_kernel_modules($1)
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allow $1 modules_dep_t:file read_file_perms;
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')
########################################
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## <summary>
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## Read the configuration options used when
## loading modules.
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## </summary>
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## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
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## </param>
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## <rolecap/>
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#
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interface(`modutils_read_module_config',`
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gen_require(`
type modules_conf_t;
')
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# This file type can be in /etc or
# /lib(64)?/modules
files_search_etc($1)
files_search_boot($1)
read_files_pattern($1, modules_conf_t, modules_conf_t)
read_lnk_files_pattern($1, modules_conf_t, modules_conf_t)
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')
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########################################
## <summary>
## Rename a file with the configuration options used when
## loading modules.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
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## </param>
#
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interface(`modutils_rename_module_config',`
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gen_require(`
type modules_conf_t;
')
rename_files_pattern($1, modules_conf_t, modules_conf_t)
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')
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########################################
## <summary>
## Unlink a file with the configuration options used when
## loading modules.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`modutils_delete_module_config',`
gen_require(`
type modules_conf_t;
')
delete_files_pattern($1, modules_conf_t, modules_conf_t)
')
########################################
## <summary>
## Manage files with the configuration options used when
## loading modules.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`modutils_manage_module_config',`
gen_require(`
type modules_conf_t;
')
manage_files_pattern($1, modules_conf_t, modules_conf_t)
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')
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########################################
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## <summary>
## Unconditionally execute insmod in the insmod domain.
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## </summary>
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## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
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## </param>
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#
# cjp: this is added for pppd, due to nested
# conditionals not working.
interface(`modutils_domtrans_insmod_uncond',`
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gen_require(`
type insmod_t, insmod_exec_t;
')
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corecmd_search_bin($1)
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domtrans_pattern($1, insmod_exec_t, insmod_t)
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')
########################################
## <summary>
## Execute insmod in the insmod domain.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`modutils_domtrans_insmod',`
gen_require(`
bool secure_mode_insmod;
')
if (!secure_mode_insmod) {
modutils_domtrans_insmod_uncond($1)
}
')
########################################
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## <summary>
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## Execute insmod in the insmod domain, and
## allow the specified role the insmod domain,
## and use the caller's terminal. Has a sigchld
## backchannel.
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## </summary>
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## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
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## </param>
## <param name="role">
## <summary>
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## The role to be allowed the insmod domain.
## </summary>
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## </param>
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## <rolecap/>
#
interface(`modutils_run_insmod',`
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gen_require(`
type insmod_t;
')
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modutils_domtrans_insmod($1)
role $2 types insmod_t;
')
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########################################
## <summary>
## Execute insmod in the caller domain.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
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#
interface(`modutils_exec_insmod',`
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gen_require(`
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type insmod_exec_t;
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')
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corecmd_search_bin($1)
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can_exec($1, insmod_exec_t)
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')
########################################
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## <summary>
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## Execute depmod in the depmod domain.
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## </summary>
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## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
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## </param>
#
interface(`modutils_domtrans_depmod',`
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gen_require(`
type depmod_t, depmod_exec_t;
')
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corecmd_search_bin($1)
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domtrans_pattern($1, depmod_exec_t, depmod_t)
')
########################################
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## <summary>
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## Execute depmod in the depmod domain.
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## </summary>
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## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
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## </param>
## <param name="role">
## <summary>
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## The role to be allowed the depmod domain.
## </summary>
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## </param>
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## <rolecap/>
#
interface(`modutils_run_depmod',`
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gen_require(`
type depmod_t, insmod_t;
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')
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modutils_domtrans_depmod($1)
role $2 types depmod_t;
')
########################################
## <summary>
## Execute depmod in the caller domain.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`modutils_exec_depmod',`
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gen_require(`
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type depmod_exec_t;
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')
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corecmd_search_bin($1)
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can_exec($1, depmod_exec_t)
')
########################################
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## <summary>
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## Execute depmod in the depmod domain.
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## </summary>
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## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
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## </param>
#
interface(`modutils_domtrans_update_mods',`
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gen_require(`
type update_modules_t, update_modules_exec_t;
')
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corecmd_search_bin($1)
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domtrans_pattern($1, update_modules_exec_t, update_modules_t)
')
########################################
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## <summary>
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## Execute update_modules in the update_modules domain.
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## </summary>
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## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
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## </param>
## <param name="role">
## <summary>
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## The role to be allowed the update_modules domain.
## </summary>
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## </param>
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## <rolecap/>
#
interface(`modutils_run_update_mods',`
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gen_require(`
type update_modules_t;
')
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modutils_domtrans_update_mods($1)
role $2 types update_modules_t;
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modutils_run_insmod(update_modules_t, $2)
')
########################################
## <summary>
## Execute update_modules in the caller domain.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`modutils_exec_update_mods',`
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gen_require(`
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type update_modules_exec_t;
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')
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corecmd_search_bin($1)
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can_exec($1, update_modules_exec_t)
')