selinux-refpolicy/policy/modules/services/pyzor.if

## <summary>Pyzor is a distributed, collaborative spam detection and filtering network.</summary>

########################################
## <summary>
##	Role access for pyzor.
## </summary>
## <param name="role_prefix">
##	<summary>
##	The prefix of the user role (e.g., user
##	is the prefix for user_r).
##	</summary>
## </param>
## <param name="user_domain">
##	<summary>
##	User domain for the role.
##	</summary>
## </param>
## <param name="user_exec_domain">
##	<summary>
##	User exec domain for execute and transition access.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	Role allowed access
##	</summary>
## </param>
#
template(`pyzor_role',`
	gen_require(`
		attribute_role pyzor_roles;
		type pyzor_t, pyzor_exec_t, pyzor_home_t;
		type pyzor_tmp_t;
	')

	roleattribute $4 pyzor_roles;

	domtrans_pattern($3, pyzor_exec_t, pyzor_t)

	allow $3 pyzor_t:process { ptrace signal_perms };
	ps_process_pattern($3, pyzor_t)

	allow $2 { pyzor_home_t pyzor_tmp_t }:dir { manage_dir_perms relabel_dir_perms };
	allow $2 { pyzor_home_t pyzor_tmp_t }:file { manage_file_perms relabel_file_perms };
	allow $2 pyzor_home_t:lnk_file { manage_lnk_file_perms relabel_lnk_file_perms };

	userdom_user_home_dir_filetrans($2, pyzor_home_t, dir, ".pyzor")

	optional_policy(`
		systemd_user_app_status($1, pyzor_t)
	')
')

########################################
## <summary>
##	Send generic signals to pyzor.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`pyzor_signal',`
	gen_require(`
		type pyzor_t;
	')

	allow $1 pyzor_t:process signal;
')

########################################
## <summary>
##	Execute pyzor with a domain transition.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to transition.
##	</summary>
## </param>
#
interface(`pyzor_domtrans',`
	gen_require(`
		type pyzor_exec_t, pyzor_t;
	')

	corecmd_search_bin($1)
	domtrans_pattern($1, pyzor_exec_t, pyzor_t)
')

########################################
## <summary>
##	Execute pyzor in the caller domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`pyzor_exec',`
	gen_require(`
		type pyzor_exec_t;
	')

	corecmd_search_bin($1)
	can_exec($1, pyzor_exec_t)
')

########################################
## <summary>
##	All of the rules required to
##	administrate an pyzor environment.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	Role allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`pyzor_admin',`
	gen_require(`
		type pyzord_t, pyzord_initrc_exec_t, pyzord_log_t;
		type pyzor_var_lib_t, pyzor_etc_t;
	')

	allow $1 pyzord_t:process { ptrace signal_perms };
	ps_process_pattern($1, pyzord_t)

	init_startstop_service($1, $2, pyzord_t, pyzord_initrc_exec_t)

	files_search_etc($1)
	admin_pattern($1, pyzor_etc_t)

	logging_search_logs($1)
	admin_pattern($1, pyzord_log_t)

	files_search_var_lib($1)
	admin_pattern($1, pyzor_var_lib_t)

	# This makes it impossible to apply _admin if _role has already been applied
	#pyzor_role($2, $1)
')