## <summary>A distributed, collaborative, spam detection and filtering network.</summary>

## <desc>

##	

##	A distributed, collaborative, spam detection and filtering network.

##	

##	

##	This policy will work with either the ATrpms provided config

##	file in /etc/razor, or with the default of dumping everything into

##	$HOME/.razor.

##	

## </desc>

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

## <summary>

##	Template to create types and rules common to

##	all razor domains.

## </summary>

## <param name="prefix">

##	<summary>

##	The prefix of the domain (e.g., user

##	is the prefix for user_t).

##	</summary>

## </param>

#

template(`razor_common_domain_template',`

	allow $1_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execstack execheap };

	allow $1_t self:fd use;

	allow $1_t self:fifo_file rw_file_perms;

	allow $1_t self:unix_dgram_socket create_socket_perms;

	allow $1_t self:unix_stream_socket create_stream_socket_perms;

	allow $1_t self:unix_dgram_socket sendto;

	allow $1_t self:unix_stream_socket connectto;

	allow $1_t self:shm create_shm_perms;

	allow $1_t self:sem create_sem_perms;

	allow $1_t self:msgq create_msgq_perms;

	allow $1_t self:msg { send receive };

	allow $1_t self:tcp_socket create_socket_perms;

	# Read system config file

	allow $1_t razor_etc_t:dir list_dir_perms;

	allow $1_t razor_etc_t:file read_file_perms;

	allow $1_t razor_etc_t:lnk_file { getattr read };

	allow $1_t razor_log_t:dir manage_dir_perms;

	allow $1_t razor_log_t:file manage_file_perms;

	allow $1_t razor_log_t:lnk_file create_lnk_perms;

	logging_log_filetrans($1_t,razor_log_t,file)

	allow $1_t razor_var_lib_t:dir manage_dir_perms;

	allow $1_t razor_var_lib_t:file manage_file_perms;

	allow $1_t razor_var_lib_t:lnk_file create_lnk_perms;

	files_search_var_lib($1_t)

	# Razor is one executable and several symlinks

	allow $1_t razor_exec_t:{ file lnk_file } { getattr read };

	kernel_read_system_state($1_t)

	kernel_read_network_state($1_t)

	kernel_read_software_raid_state($1_t)

	kernel_getattr_core_if($1_t)

	kernel_getattr_message_if($1_t)

	kernel_read_kernel_sysctls($1_t)

	corecmd_exec_bin($1_t)

	corenet_non_ipsec_sendrecv($1_t)

	corenet_tcp_sendrecv_generic_if($1_t)

	corenet_raw_sendrecv_generic_if($1_t)

	corenet_tcp_sendrecv_all_nodes($1_t)

	corenet_raw_sendrecv_all_nodes($1_t)

	corenet_tcp_sendrecv_razor_port($1_t)

	# mktemp and other randoms

	dev_read_rand($1_t)

	dev_read_urand($1_t)

	files_search_pids($1_t)

	# Allow access to various files in the /etc/directory including mtab

	# and nsswitch

	files_read_etc_files($1_t)

	files_read_etc_runtime_files($1_t)

	fs_search_auto_mountpoints($1_t)

	libs_use_ld_so($1_t)

	libs_use_shared_libs($1_t)

	libs_read_lib_files($1_t)

	miscfiles_read_localization($1_t)

	sysnet_read_config($1_t)

	sysnet_dns_name_resolve($1_t)

	userdom_use_unpriv_users_fds($1_t)

	optional_policy(`

		nis_use_ypbind($1_t)

	')

')

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

## <summary>

##	The per role template for the razor module.

## </summary>

## <desc>

##	

##	The per role template for the razor module.

##	

##	

##	This template is invoked automatically for each user, and

##	generally does not need to be invoked directly

##	by policy writers.

##	

## </desc>

## <param name="userdomain_prefix">

##	<summary>

##	The prefix of the user domain (e.g., user

##	is the prefix for user_t).

##	</summary>

## </param>

## <param name="user_domain">

##	<summary>

##	The type of the user domain.

##	</summary>

## </param>

## <param name="user_role">

##	<summary>

##	The role associated with the user domain.

##	</summary>

## </param>

#

template(`razor_per_role_template',`

	type $1_razor_t;

	domain_type($1_razor_t)

	domain_entry_file($1_razor_t,razor_exec_t)

	razor_common_domain_template($1_razor)

	role $3 types $1_razor_t;

	type $1_razor_home_t alias $1_razor_rw_t;

	files_poly_member($1_razor_home_t)

	userdom_user_home_content($1,$1_razor_home_t)

	type $1_razor_tmp_t;

	files_tmp_file($1_razor_tmp_t)

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

	#

	# Local policy

	#

	allow $1_razor_t self:unix_stream_socket create_stream_socket_perms;

	allow $1_razor_t $1_razor_home_t:dir manage_dir_perms;

	allow $1_razor_t $1_razor_home_t:file manage_file_perms;

	allow $1_razor_t $1_razor_home_t:lnk_file create_lnk_perms;

	userdom_user_home_dir_filetrans($1,$1_razor_t,$1_razor_home_t,dir)

	allow $1_razor_t $1_razor_tmp_t:dir create_dir_perms;

	allow $1_razor_t $1_razor_tmp_t:file create_file_perms;

	files_tmp_filetrans($1_razor_t, $1_razor_tmp_t, { file dir })

	domain_auto_trans($2, razor_exec_t, $1_razor_t)

	allow $1_razor_t $2:fd use;

	allow $1_razor_t $2:fifo_file rw_file_perms;

	allow $1_razor_t $2:process sigchld;	

	allow $2 $1_razor_home_t:dir manage_dir_perms;

	allow $2 $1_razor_home_t:file manage_file_perms;

	allow $2 $1_razor_home_t:lnk_file create_lnk_perms;

	allow $2 $1_razor_home_t:{ dir file lnk_file } { relabelfrom relabelto };

	logging_send_syslog_msg($1_razor_t)

	userdom_search_user_home_dirs($1,$1_razor_t)

	# Allow razor to be run by hand.  Needed by any action other than

	# invocation from a spam filter.

	userdom_use_user_terminals($1,$1_razor_t)

	tunable_policy(`use_nfs_home_dirs',`

		fs_manage_nfs_dirs($1_razor_t)

		fs_manage_nfs_files($1_razor_t)

		fs_manage_nfs_symlinks($1_razor_t)

	')

	tunable_policy(`use_samba_home_dirs',`

		fs_manage_cifs_dirs($1_razor_t)

		fs_manage_cifs_files($1_razor_t)

		fs_manage_cifs_symlinks($1_razor_t)

	')

	optional_policy(`

		nscd_socket_use($1_razor_t)

	')

')

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

## <summary>

##	Execute razor in the system razor domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`razor_domtrans',`

	gen_require(`

		type razor_t, razor_exec_t;

	')

	domain_auto_trans($1, razor_exec_t, razor_t)

	allow razor_t $1:fd use;

	allow razor_t $1:fifo_file rw_file_perms;

	allow razor_t $1:process sigchld;	

')