## <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',`

	gen_require(`

		type razor_exec_t, razor_etc_t, razor_log_t, razor_var_lib_t;

	')

	type $1_t;

	domain_type($1_t)

	domain_entry_file($1_t, razor_exec_t)

	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_fifo_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 read_lnk_file_perms;

	manage_dirs_pattern($1_t, razor_log_t, razor_log_t)

	manage_files_pattern($1_t, razor_log_t, razor_log_t)

	manage_lnk_files_pattern($1_t, razor_log_t, razor_log_t)

	logging_log_filetrans($1_t, razor_log_t, file)

	manage_dirs_pattern($1_t, razor_var_lib_t, razor_var_lib_t)

	manage_files_pattern($1_t, razor_var_lib_t, razor_var_lib_t)

	manage_lnk_files_pattern($1_t, razor_var_lib_t, razor_var_lib_t)

	files_search_var_lib($1_t)

	# Razor is one executable and several symlinks

	allow $1_t razor_exec_t:file read_file_perms;

	allow $1_t razor_exec_t:lnk_file read_lnk_file_perms;

	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_all_recvfrom_unlabeled($1_t)

	corenet_all_recvfrom_netlabel($1_t)

	corenet_tcp_sendrecv_generic_if($1_t)

	corenet_raw_sendrecv_generic_if($1_t)

	corenet_tcp_sendrecv_generic_node($1_t)

	corenet_raw_sendrecv_generic_node($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_read_lib_files($1_t)

	sysnet_read_config($1_t)

	sysnet_dns_name_resolve($1_t)

	optional_policy(`

		nis_use_ypbind($1_t)

	')

')

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

## <summary>

##	Role access for razor

## </summary>

## <param name="role">

##	<summary>

##	Role allowed access

##	</summary>

## </param>

## <param name="domain">

##	<summary>

##	User domain for the role

##	</summary>

## </param>

## <rolecap/>

#

interface(`razor_role',`

	gen_require(`

		type razor_t, razor_exec_t, razor_home_t;

	')

	role $1 types razor_t;

	# Transition from the user domain to the derived domain.

	domtrans_pattern($2, razor_exec_t, razor_t)

	# allow ps to show razor and allow the user to kill it 

	ps_process_pattern($2, razor_t)

	allow $2 razor_t:process signal_perms;

	tunable_policy(`deny_ptrace',`',`

		allow $2 razor_t:process ptrace;

	')

	manage_dirs_pattern($2, razor_home_t, razor_home_t)

	manage_files_pattern($2, razor_home_t, razor_home_t)

	manage_lnk_files_pattern($2, razor_home_t, razor_home_t)

	relabel_dirs_pattern($2, razor_home_t, razor_home_t)

	relabel_files_pattern($2, razor_home_t, razor_home_t)

	relabel_lnk_files_pattern($2, razor_home_t, razor_home_t)

')

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

## <summary>

##	Execute razor in the system razor domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed to transition.

##	</summary>

## </param>

#

interface(`razor_domtrans',`

	gen_require(`

		type razor_t, razor_exec_t;

	')

	domtrans_pattern($1, razor_exec_t, razor_t)

')

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

## <summary>

##	Create, read, write, and delete razor files

##	in a user home subdirectory.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`razor_manage_user_home_files',`

	gen_require(`

		type razor_home_t;

	')

	userdom_search_user_home_dirs($1)

	manage_files_pattern($1, razor_home_t, razor_home_t)

	read_lnk_files_pattern($1, razor_home_t, razor_home_t)

')

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

## <summary>

##	read razor lib files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`razor_read_lib_files',`

	gen_require(`

		type razor_var_lib_t;

	')

	files_search_var_lib($1)

	read_files_pattern($1, razor_var_lib_t, razor_var_lib_t)

')