## <summary>Prelude hybrid intrusion detection system</summary>

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

## <summary>

##	Execute a domain transition to run prelude.

## </summary>

## <param name="domain">

## <summary>

##	Domain allowed to transition.

## </summary>

## </param>

#

interface(`prelude_domtrans',`

	gen_require(`

		type prelude_t, prelude_exec_t;

	')

	domtrans_pattern($1, prelude_exec_t, prelude_t)

')

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

## <summary>

##	Execute a domain transition to run prelude_audisp.

## </summary>

## <param name="domain">

## <summary>

##	Domain allowed to transition.

## </summary>

## </param>

#

interface(`prelude_domtrans_audisp',`

	gen_require(`

		type prelude_audisp_t, prelude_audisp_exec_t;

	')

	domtrans_pattern($1, prelude_audisp_exec_t, prelude_audisp_t)

')

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

## <summary>

##	Signal the prelude_audisp domain.

## </summary>

## <param name="domain">

## <summary>

##	Domain allowed acccess.

## </summary>

## </param>

#

interface(`prelude_signal_audisp',`

	gen_require(`

		type prelude_audisp_t;

	')

	allow $1 prelude_audisp_t:process signal;

')

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

## <summary>

##	Read the prelude spool files

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`prelude_read_spool',`

	gen_require(`

		type prelude_spool_t;

	')

	files_search_spool($1)

	read_files_pattern($1, prelude_spool_t, prelude_spool_t)

')

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

## <summary>

##	Manage to prelude-manager spool files.

## </summary>

## <param name="domain">

## <summary>

##	Domain allowed access.

## </summary>

## </param>

#

interface(`prelude_manage_spool',`

	gen_require(`

		type prelude_spool_t;

	')

	files_search_spool($1)

	manage_dirs_pattern($1, prelude_spool_t, prelude_spool_t)

	manage_files_pattern($1, prelude_spool_t, prelude_spool_t)

')

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

## <summary>

##	All of the rules required to administrate 

##	an prelude environment

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <param name="role">

##	<summary>

##	Role allowed access.

##	</summary>

## </param>

## <rolecap/>

#

interface(`prelude_admin',`

	gen_require(`

		type prelude_t, prelude_spool_t, prelude_initrc_exec_t;

		type prelude_var_run_t, prelude_var_lib_t, prelude_lml_var_run_t;

		type prelude_audisp_t, prelude_audisp_var_run_t, prelude_lml_tmp_t;

		type prelude_lml_t;

	')

	allow $1 prelude_t:process signal_perms;

	ps_process_pattern($1, prelude_t)

	tunable_policy(`deny_ptrace',`',`

		allow $1 prelude_t:process ptrace;

		allow $1 prelude_audisp_t:process ptrace;

		allow $1 prelude_lml_t:process ptrace;

	')

	allow $1 prelude_audisp_t:process signal_perms;

	ps_process_pattern($1, prelude_audisp_t)

	allow $1 prelude_lml_t:process signal_perms;

	ps_process_pattern($1, prelude_lml_t)

	init_labeled_script_domtrans($1, prelude_initrc_exec_t)

	domain_system_change_exemption($1)

	role_transition $2 prelude_initrc_exec_t system_r;

	allow $2 system_r;

	files_list_spool($1)

	admin_pattern($1, prelude_spool_t)

	files_list_var_lib($1)

	admin_pattern($1, prelude_var_lib_t)

	files_list_pids($1)

	admin_pattern($1, prelude_var_run_t)

	admin_pattern($1, prelude_audisp_var_run_t)

	admin_pattern($1, prelude_lml_var_run_t)

	files_list_tmp($1)

	admin_pattern($1, prelude_lml_tmp_t)

')