## <summary>policy for sandbox</summary>

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

## <summary>

##	Execute sandbox in the sandbox domain, and

##	allow the specified role the sandbox domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access

##	</summary>

## </param>

## <param name="role">

##	<summary>

##	The role to be allowed the sandbox domain.

##	</summary>

## </param>

#

interface(`sandbox_transition',`

	gen_require(`

		type sandbox_xserver_t;

		attribute sandbox_domain;

		attribute sandbox_x_domain;

		attribute sandbox_file_type;

		attribute sandbox_tmpfs_type;

	')

	allow $1 sandbox_domain:process transition;

	dontaudit $1 sandbox_domain:process { noatsecure siginh rlimitinh };

	role $2 types sandbox_domain;

	allow sandbox_domain $1:process { sigchld signull };

	allow sandbox_domain $1:fifo_file rw_inherited_fifo_file_perms;

	allow $1 sandbox_x_domain:process { signal_perms transition };

	dontaudit $1 sandbox_x_domain:process { noatsecure siginh rlimitinh };

	allow sandbox_x_domain $1:process { sigchld signull };

	dontaudit sandbox_domain $1:process signal;

	role $2 types sandbox_x_domain;

	role $2 types sandbox_xserver_t;

	allow $1 sandbox_xserver_t:process signal_perms;

	dontaudit sandbox_xserver_t $1:fifo_file rw_inherited_fifo_file_perms;

	dontaudit sandbox_xserver_t $1:tcp_socket rw_socket_perms;

	dontaudit sandbox_xserver_t $1:udp_socket rw_socket_perms;

	allow sandbox_xserver_t $1:unix_stream_socket { connectto rw_socket_perms };

	allow sandbox_x_domain sandbox_x_domain:process signal;

	# Dontaudit leaked file descriptors

	dontaudit sandbox_x_domain $1:fifo_file { read write };

	dontaudit sandbox_x_domain $1:tcp_socket rw_socket_perms;

	dontaudit sandbox_x_domain $1:udp_socket rw_socket_perms;

	dontaudit sandbox_x_domain $1:unix_stream_socket { read write };

	dontaudit sandbox_x_domain $1:process signal;

	allow $1 sandbox_tmpfs_type:file manage_file_perms;

	dontaudit $1 sandbox_tmpfs_type:file manage_file_perms;

	can_exec($1, sandbox_file_type)

	manage_files_pattern($1, sandbox_file_type, sandbox_file_type);

	manage_dirs_pattern($1, sandbox_file_type, sandbox_file_type);

	manage_sock_files_pattern($1, sandbox_file_type, sandbox_file_type);

	manage_fifo_files_pattern($1, sandbox_file_type, sandbox_file_type);

	manage_lnk_files_pattern($1, sandbox_file_type, sandbox_file_type);

	relabel_dirs_pattern($1, sandbox_file_type, sandbox_file_type)

	relabel_files_pattern($1, sandbox_file_type, sandbox_file_type)

	relabel_lnk_files_pattern($1, sandbox_file_type, sandbox_file_type)

	relabel_fifo_files_pattern($1, sandbox_file_type, sandbox_file_type)

	relabel_sock_files_pattern($1, sandbox_file_type, sandbox_file_type)

')

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

## <summary>

##	Creates types and rules for a basic

##	qemu process domain.

## </summary>

## <param name="prefix">

##	<summary>

##	Prefix for the domain.

##	</summary>

## </param>

#

template(`sandbox_domain_template',`

	gen_require(`

		attribute sandbox_domain;

		attribute sandbox_file_type;

		attribute sandbox_x_type;

	')

	type $1_t, sandbox_domain, sandbox_x_type;

	application_type($1_t)

	mls_rangetrans_target($1_t)

	mcs_untrusted_proc($1_t)

	type $1_file_t, sandbox_file_type;

	files_type($1_file_t)

	can_exec($1_t, $1_file_t)

	manage_dirs_pattern($1_t, $1_file_t, $1_file_t)

	manage_files_pattern($1_t, $1_file_t, $1_file_t)

	manage_lnk_files_pattern($1_t, $1_file_t, $1_file_t)

	manage_fifo_files_pattern($1_t, $1_file_t, $1_file_t)

	manage_sock_files_pattern($1_t, $1_file_t, $1_file_t)

')

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

## <summary>

##	Creates types and rules for a basic

##	qemu process domain.

## </summary>

## <param name="prefix">

##	<summary>

##	Prefix for the domain.

##	</summary>

## </param>

#

template(`sandbox_x_domain_template',`

	gen_require(`

		type xserver_exec_t, sandbox_devpts_t;

		type sandbox_xserver_t;

		attribute sandbox_domain, sandbox_x_domain;

		attribute sandbox_file_type, sandbox_tmpfs_type;

	')

	type $1_t, sandbox_x_domain;

	application_type($1_t)

	mcs_untrusted_proc($1_t)

	type $1_file_t, sandbox_file_type;

	files_type($1_file_t)

	can_exec($1_t, $1_file_t)

	manage_dirs_pattern($1_t, $1_file_t, $1_file_t)

	manage_files_pattern($1_t, $1_file_t, $1_file_t)

	manage_lnk_files_pattern($1_t, $1_file_t, $1_file_t)

	manage_fifo_files_pattern($1_t, $1_file_t, $1_file_t)

	manage_sock_files_pattern($1_t, $1_file_t, $1_file_t)

	type $1_devpts_t;

	term_pty($1_devpts_t)

	term_create_pty($1_t, $1_devpts_t)

	allow $1_t $1_devpts_t:chr_file { rw_chr_file_perms setattr };

	# window manager

	miscfiles_setattr_fonts_cache_dirs($1_t)

	allow $1_t self:capability setuid;

	type $1_client_t, sandbox_x_domain;

	application_type($1_client_t)

	mcs_untrusted_proc($1_t)

	type $1_client_tmpfs_t, sandbox_tmpfs_type;

	files_tmpfs_file($1_client_tmpfs_t)

	term_search_ptys($1_t)

	allow $1_client_t sandbox_devpts_t:chr_file { rw_term_perms setattr };

	term_create_pty($1_client_t,sandbox_devpts_t)

	manage_files_pattern($1_client_t, $1_client_tmpfs_t, $1_client_tmpfs_t)

	fs_tmpfs_filetrans($1_client_t, $1_client_tmpfs_t, file )

	# Pulseaudio tmpfs files with different MCS labels

	dontaudit $1_client_t $1_client_tmpfs_t:file { read write };

	allow sandbox_xserver_t $1_client_tmpfs_t:file { read write };

	domtrans_pattern($1_t, xserver_exec_t, sandbox_xserver_t)

	allow $1_t sandbox_xserver_t:process signal_perms;

	domtrans_pattern($1_t, $1_file_t, $1_client_t)

	domain_entry_file($1_client_t,  $1_file_t)

	# Random tmpfs_t that gets created when you run X. 

	fs_rw_tmpfs_files($1_t)

	manage_dirs_pattern(sandbox_xserver_t, $1_file_t, $1_file_t)

	manage_files_pattern(sandbox_xserver_t, $1_file_t, $1_file_t)

	manage_sock_files_pattern(sandbox_xserver_t, $1_file_t, $1_file_t)

	allow sandbox_xserver_t $1_file_t:sock_file create_sock_file_perms;

	ps_process_pattern(sandbox_xserver_t, $1_client_t)

	ps_process_pattern(sandbox_xserver_t, $1_t)

	allow sandbox_xserver_t $1_client_t:shm rw_shm_perms;

	allow sandbox_xserver_t $1_t:shm rw_shm_perms;

	allow $1_client_t $1_t:unix_stream_socket connectto;

	allow $1_t $1_client_t:unix_stream_socket connectto;

	can_exec($1_client_t, $1_file_t)

	manage_dirs_pattern($1_client_t, $1_file_t, $1_file_t)

	manage_files_pattern($1_client_t, $1_file_t, $1_file_t)

	manage_lnk_files_pattern($1_client_t, $1_file_t, $1_file_t)

	manage_fifo_files_pattern($1_client_t, $1_file_t, $1_file_t)

	manage_sock_files_pattern($1_client_t, $1_file_t, $1_file_t)

')

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

## <summary>

##	allow domain to read, 

##	write sandbox_xserver tmp files

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access

##	</summary>

## </param>

#

interface(`sandbox_rw_xserver_tmpfs_files',`

	gen_require(`

		type sandbox_xserver_tmpfs_t;

	')

	allow $1 sandbox_xserver_tmpfs_t:file rw_file_perms;

')

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

## <summary>

##	allow domain to read

##	sandbox tmpfs files

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access

##	</summary>

## </param>

#

interface(`sandbox_read_tmpfs_files',`

	gen_require(`

		attribute sandbox_tmpfs_type;

	')

	allow $1 sandbox_tmpfs_type:file read_file_perms;

')

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

## <summary>

##	allow domain to manage

##	sandbox tmpfs files

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access

##	</summary>

## </param>

#

interface(`sandbox_manage_tmpfs_files',`

	gen_require(`

		attribute sandbox_tmpfs_type;

	')

	allow $1 sandbox_tmpfs_type:file manage_file_perms;

')

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

## <summary>

##	Delete sandbox files

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access

##	</summary>

## </param>

#

interface(`sandbox_delete_files',`

	gen_require(`

		attribute sandbox_file_type;

	')

	delete_files_pattern($1, sandbox_file_type, sandbox_file_type)

')

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

## <summary>

##	Delete sandbox sock files

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access

##	</summary>

## </param>

#

interface(`sandbox_delete_sock_files',`

	gen_require(`

		attribute sandbox_file_type;

	')

	delete_sock_files_pattern($1, sandbox_file_type, sandbox_file_type)

')

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

## <summary>

##	Allow domain to  set the attributes

##	of the sandbox directory.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access

##	</summary>

## </param>

#

interface(`sandbox_setattr_dirs',`

	gen_require(`

		attribute sandbox_file_type;

	')

	allow $1 sandbox_file_type:dir setattr;

')

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

## <summary>

##	allow domain to delete sandbox files

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access

##	</summary>

## </param>

#

interface(`sandbox_delete_dirs',`

	gen_require(`

		attribute sandbox_file_type;

	')

	delete_dirs_pattern($1, sandbox_file_type, sandbox_file_type)

')

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

## <summary>

##	allow domain to list sandbox dirs

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access

##	</summary>

## </param>

#

interface(`sandbox_list',`

	gen_require(`

		attribute sandbox_file_type;

	')

	allow $1 sandbox_file_type:dir list_dir_perms;

')