## <summary>QEMU machine emulator and virtualizer</summary>

########################################
## <summary>
##	Creates types and rules for a basic
##	qemu process domain.
## </summary>
## <param name="prefix">
##	<summary>
##	Prefix for the domain.
##	</summary>
## </param>
#
template(`qemu_domain_template',`

	##############################
	#
	# Local Policy
	#

	type $1_t;
	domain_type($1_t)

	type $1_tmp_t;
	files_tmp_file($1_tmp_t)

	##############################
	#
	# Local Policy
	#

	allow $1_t self:capability { dac_read_search dac_override };
	allow $1_t self:process { execstack execmem signal getsched };
	allow $1_t self:fifo_file rw_file_perms;
	allow $1_t self:shm create_shm_perms;
	allow $1_t self:unix_stream_socket create_stream_socket_perms;
	allow $1_t self:tcp_socket create_stream_socket_perms;
	allow $1_t self:tun_socket create;

	manage_dirs_pattern($1_t, $1_tmp_t, $1_tmp_t)
	manage_files_pattern($1_t, $1_tmp_t, $1_tmp_t)
	files_tmp_filetrans($1_t, $1_tmp_t, { file dir })

	kernel_read_system_state($1_t)

	corenet_all_recvfrom_unlabeled($1_t)
	corenet_all_recvfrom_netlabel($1_t)
	corenet_tcp_sendrecv_generic_if($1_t)
	corenet_tcp_sendrecv_generic_node($1_t)
	corenet_tcp_sendrecv_all_ports($1_t)
	corenet_tcp_bind_generic_node($1_t)
	corenet_tcp_bind_vnc_port($1_t)
	corenet_rw_tun_tap_dev($1_t)

#	dev_rw_kvm($1_t)

	domain_use_interactive_fds($1_t)

	files_read_etc_files($1_t)
	files_read_usr_files($1_t)
	files_read_var_files($1_t)
	files_search_all($1_t)

	fs_list_inotifyfs($1_t)
	fs_rw_anon_inodefs_files($1_t)
	fs_rw_tmpfs_files($1_t)

	storage_raw_write_removable_device($1_t)
	storage_raw_read_removable_device($1_t)

	term_use_ptmx($1_t)
	term_getattr_pty_fs($1_t)
	term_use_generic_ptys($1_t)

	miscfiles_read_localization($1_t)

	sysnet_read_config($1_t)

	userdom_use_user_terminals($1_t)
	userdom_attach_admin_tun_iface($1_t)

	optional_policy(`
		samba_domtrans_smbd($1_t)
	')

	optional_policy(`
		virt_manage_images($1_t)
		virt_read_config($1_t)
		virt_read_lib_files($1_t)
		virt_attach_tun_iface($1_t)
	')

	optional_policy(`
		xserver_stream_connect($1_t)
		xserver_read_xdm_tmp_files($1_t)
		xserver_read_xdm_pid($1_t)
#		xserver_xdm_rw_shm($1_t)
	')
')

#######################################
## <summary>
##	The per role template for the qemu module.
## </summary>
## <desc>
##	<p>
##	This template creates a derived domains which are used
##	for qemu web browser.
##	</p>
##	<p>
##	This template is invoked automatically for each user, and
##	generally does not need to be invoked directly
##	by policy writers.
##	</p>
## </desc>
## <param name="user_role">
##	<summary>
##	The role associated with the user domain.
##	</summary>
## </param>
## <param name="user_domain">
##	<summary>
##	The type of the user domain.
##	</summary>
## </param>
#
template(`qemu_role',`
	gen_require(`
		type qemu_t, qemu_exec_t;
		type qemu_config_t, qemu_config_exec_t;
	')

	role $1 types { qemu_t qemu_config_t };

	domtrans_pattern($2, qemu_exec_t, qemu_t)
 	domtrans_pattern($2, qemu_config_exec_t, qemu_config_t)
	allow qemu_t $2:process signull;
')

########################################
## <summary>
##	Execute a domain transition to run qemu.
## </summary>
## <param name="domain">
## <summary>
##	Domain allowed to transition.
## </summary>
## </param>
#
interface(`qemu_domtrans',`
	gen_require(`
		type qemu_t, qemu_exec_t;
	')

	domtrans_pattern($1, qemu_exec_t, qemu_t)
')

########################################
## <summary>
##	Execute a qemu in the callers domain
## </summary>
## <param name="domain">
## <summary>
##	Domain allowed access.
## </summary>
## </param>
#
interface(`qemu_exec',`
	gen_require(`
		type qemu_exec_t;
	')

	can_exec($1, qemu_exec_t)
')

########################################
## <summary>
##	Execute qemu in the qemu domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to transition.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	The role to allow the qemu domain.
##	</summary>
## </param>
#
interface(`qemu_run',`
	gen_require(`
		type qemu_t;
	')

	qemu_domtrans($1)
	role $2 types qemu_t;

	optional_policy(`
		samba_run_smb(qemu_t, $2, $3)
	')
')

########################################
## <summary>
##	Allow the domain to read state files in /proc.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to allow access.
##	</summary>
## </param>
#
interface(`qemu_read_state',`
	gen_require(`
		type qemu_t;
	')

	read_files_pattern($1, qemu_t, qemu_t)
')

########################################
## <summary>
##	Set the schedule on qemu.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`qemu_setsched',`
	gen_require(`
		type qemu_t;
	')

	allow $1 qemu_t:process setsched;
')

########################################
## <summary>
##	Send a signal to qemu.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`qemu_signal',`
	gen_require(`
		type qemu_t;
	')

	allow $1 qemu_t:process signal;
')

########################################
## <summary>
##	Send a sigill to qemu
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`qemu_kill',`
	gen_require(`
		type qemu_t;
	')

	allow $1 qemu_t:process sigkill;
')

########################################
## <summary>
##	Execute a domain transition to run qemu unconfined.
## </summary>
## <param name="domain">
## <summary>
##	Domain allowed to transition.
## </summary>
## </param>
#
interface(`qemu_domtrans_unconfined',`
	gen_require(`
		type unconfined_qemu_t, qemu_exec_t;
	')

	domtrans_pattern($1, qemu_exec_t, unconfined_qemu_t)
')

########################################
## <summary>
##	Execute qemu_exec_t 
##	in the specified domain but do not
##	do it automatically. This is an explicit
##	transition, requiring the caller to use setexeccon().
## </summary>
## <desc>
##	<p>
##	Execute qemu_exec_t 
##	in the specified domain.  This allows
##	the specified domain to qemu programs
##	on these filesystems in the specified
##	domain.
##	</p>
## </desc>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <param name="target_domain">
##	<summary>
##	The type of the new process.
##	</summary>
## </param>
#
interface(`qemu_spec_domtrans',`
	gen_require(`
		type qemu_exec_t;
	')
  
	read_lnk_files_pattern($1, qemu_exec_t, qemu_exec_t)
	domain_transition_pattern($1, qemu_exec_t, $2)
  	domain_entry_file($2,qemu_exec_t)
	can_exec($1,qemu_exec_t)

	allow $2 $1:fd use;
	allow $2 $1:fifo_file rw_fifo_file_perms;
	allow $2 $1:process sigchld;
')

########################################
## <summary>
##	Execute qemu unconfined programs in the role.
## </summary>
## <param name="role">
##	<summary>
##	The role to allow the qemu unconfined domain.
##	</summary>
## </param>
#
interface(`qemu_unconfined_role',`
	gen_require(`
		type unconfined_qemu_t;
		type qemu_t;
	')
	role $1 types unconfined_qemu_t;
	role $1 types qemu_t;
')

########################################
## <summary>
##	Manage qemu temporary dirs.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`qemu_manage_tmp_dirs',`
	gen_require(`
		type qemu_tmp_t;
	')

	manage_dirs_pattern($1, qemu_tmp_t, qemu_tmp_t)
')

########################################
## <summary>
##	Manage qemu temporary files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`qemu_manage_tmp_files',`
	gen_require(`
		type qemu_tmp_t;
	')

	manage_files_pattern($1, qemu_tmp_t, qemu_tmp_t)
')

########################################
## <summary>
##     Make qemu_exec_t an entrypoint for
##     the specified domain.
## </summary>
## <param name="domain">
##     <summary>
##     The domain for which qemu_exec_t is an entrypoint.
##     </summary>
## </param>
#
interface(`qemu_entry_type',`
	gen_require(`
		type qemu_exec_t;
	')

	domain_entry_file($1, qemu_exec_t)
')