## <summary>mDNS/DNS-SD daemon implementing Apple ZeroConf architecture</summary>

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

## <summary>

##	Execute avahi server in the avahi domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed to transition.

##	</summary>

## </param>

#

interface(`avahi_domtrans',`

	gen_require(`

		type avahi_exec_t, avahi_t;

	')

	corecmd_search_bin($1)

	domtrans_pattern($1, avahi_exec_t, avahi_t)

')

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

## <summary>

##	Send avahi a signal

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`avahi_signal',`

	gen_require(`

		type avahi_t;

	')

	allow $1 avahi_t:process signal;

')

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

## <summary>

##	Send avahi a kill signal.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`avahi_kill',`

	gen_require(`

		type avahi_t;

	')

	allow $1 avahi_t:process sigkill;

')

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

## <summary>

##	Send avahi a signull

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`avahi_signull',`

	gen_require(`

		type avahi_t;

	')

	allow $1 avahi_t:process signull;

')

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

## <summary>

##	Send and receive messages from

##	avahi over dbus.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`avahi_dbus_chat',`

	gen_require(`

		type avahi_t;

		class dbus send_msg;

	')

	allow $1 avahi_t:dbus send_msg;

	allow avahi_t $1:dbus send_msg;

')

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

## <summary>

##	Connect to avahi using a unix domain stream socket.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`avahi_stream_connect',`

	gen_require(`

		type avahi_t, avahi_var_run_t;

	')

	files_search_pids($1)

	stream_connect_pattern($1, avahi_var_run_t, avahi_var_run_t, avahi_t)

')

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

## <summary>

##	Do not audit attempts to search the avahi pid directory.

## </summary>

## <param name="domain">

##	<summary>

##	Domain to not audit.

##	</summary>

## </param>

#

interface(`avahi_dontaudit_search_pid',`

	gen_require(`

		type avahi_var_run_t;

	')

	dontaudit $1 avahi_var_run_t:dir search_dir_perms;

')

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

## <summary>

##	Execute avahi server in the avahi domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed to transition.

##	</summary>

## </param>

#

interface(`avahi_systemctl',`

	gen_require(`

		type avahi_t;

		type avahi_unit_file_t;

	')

	systemd_exec_systemctl($1)

	allow $1 avahi_unit_file_t:file read_file_perms;

	allow $1 avahi_unit_file_t:service manage_service_perms;

	ps_process_pattern($1, avahi_t)

')

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

## <summary>

##	All of the rules required to administrate

##	an avahi environment

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <param name="role">

##	<summary>

##	The role to be allowed to manage the avahi domain.

##	</summary>

## </param>

## <rolecap/>

#

interface(`avahi_admin',`

	gen_require(`

		type avahi_t, avahi_var_run_t, avahi_initrc_exec_t;

		type avahi_unit_file_t;

	')

	allow $1 avahi_t:process signal_perms;

	ps_process_pattern($1, avahi_t)

	tunable_policy(`deny_ptrace',`',`

		allow $1 avahi_t:process ptrace;

	')

	init_labeled_script_domtrans($1, avahi_initrc_exec_t)

	domain_system_change_exemption($1)

	role_transition $2 avahi_initrc_exec_t system_r;

	allow $2 system_r;

	files_list_pids($1)

	admin_pattern($1, avahi_var_run_t)

	avahi_systemctl($1)

	admin_pattern($1, avahi_unit_file_t)

	allow $1 avahi_unit_file_t:service all_service_perms;

')