## <summary>Munin network-wide load graphing (formerly LRRD)</summary>

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

## <summary>

##	Create a set of derived types for various

##	munin plugins,

## </summary>

## <param name="prefix">

##	<summary>

##	The name to be used for deriving type names.

##	</summary>

## </param>

#

template(`munin_plugin_template',`

	gen_require(`

		type munin_t;

		attribute munin_plugin_domain;

	')

	type $1_munin_plugin_t, munin_plugin_domain;

	type $1_munin_plugin_exec_t;

	typealias $1_munin_plugin_t alias munin_$1_plugin_t;

	typealias $1_munin_plugin_exec_t alias munin_$1_plugin_exec_t;

	application_domain($1_munin_plugin_t, $1_munin_plugin_exec_t)

	role system_r types $1_munin_plugin_t;

	type $1_munin_plugin_tmp_t;

	typealias $1_munin_plugin_tmp_t alias munin_$1_plugin_tmp_t;

	files_tmp_file($1_munin_plugin_tmp_t)

	allow $1_munin_plugin_t self:fifo_file rw_fifo_file_perms;

	manage_files_pattern($1_munin_plugin_t, $1_munin_plugin_tmp_t, $1_munin_plugin_tmp_t)

	manage_dirs_pattern($1_munin_plugin_t, $1_munin_plugin_tmp_t, $1_munin_plugin_tmp_t)

	files_tmp_filetrans($1_munin_plugin_t, $1_munin_plugin_tmp_t, { dir file })

	# automatic transition rules from munin domain

	# to specific munin plugin domain

	domtrans_pattern(munin_t, $1_munin_plugin_exec_t, $1_munin_plugin_t)

	allow munin_t $1_munin_plugin_t:process signal;    

')

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

## <summary>

##	Connect to munin over a unix domain

##	stream socket.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`munin_stream_connect',`

	gen_require(`

		type munin_var_run_t, munin_t;

	')

	files_search_pids($1)

	stream_connect_pattern($1, munin_var_run_t, munin_var_run_t, munin_t)

')

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

## <summary>

##	Read munin configuration files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <rolecap/>

#

interface(`munin_read_config',`

	gen_require(`

		type munin_etc_t;

	')

	allow $1 munin_etc_t:dir list_dir_perms;

	allow $1 munin_etc_t:file read_file_perms;

	allow $1 munin_etc_t:lnk_file { getattr read };

	files_search_etc($1)

')

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

## <summary>

##  dontaudit read and write an leaked file descriptors

## </summary>

## <param name="domain">

##  <summary>

##  Domain allowed access.

##  </summary>

## </param>

#

interface(`munin_dontaudit_leaks',`

    gen_require(`

        type munin_t;

    ')

    dontaudit $1 munin_t:tcp_socket { read write };

')

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

## <summary>

##	Append to the munin log.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <rolecap/>

#

interface(`munin_append_log',`

	gen_require(`

		type munin_log_t;

	')

	logging_search_logs($1)

	allow $1 munin_log_t:dir list_dir_perms;

	append_files_pattern($1, munin_log_t, munin_log_t)

')

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

## <summary>

##	Search munin library directories.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`munin_search_lib',`

	gen_require(`

		type munin_var_lib_t;

	')

	allow $1 munin_var_lib_t:dir search_dir_perms;

	files_search_var_lib($1)

')

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

## <summary>

##	Do not audit attempts to search

##	munin library directories.

## </summary>

## <param name="domain">

##	<summary>

##	Domain to not audit.

##	</summary>

## </param>

#

interface(`munin_dontaudit_search_lib',`

	gen_require(`

		type munin_var_lib_t;

	')

	dontaudit $1 munin_var_lib_t:dir search_dir_perms;

')

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

## <summary>

##	All of the rules required to administrate

##	an munin environment

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <param name="role">

##	<summary>

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

##	</summary>

## </param>

## <rolecap/>

#

interface(`munin_admin',`

	gen_require(`

		type munin_t, munin_etc_t, munin_tmp_t;

		type munin_log_t, munin_var_lib_t, munin_var_run_t;

		type httpd_munin_content_t;

		type munin_initrc_exec_t;

	')

	allow $1 munin_t:process { ptrace signal_perms };

	ps_process_pattern($1, munin_t)

	init_labeled_script_domtrans($1, munin_initrc_exec_t)

	domain_system_change_exemption($1)

	role_transition $2 munin_initrc_exec_t system_r;

	allow $2 system_r;

	files_list_tmp($1)

	admin_pattern($1, munin_tmp_t)

	logging_list_logs($1)

	admin_pattern($1, munin_log_t)

	files_list_etc($1)

	admin_pattern($1, munin_etc_t)

	files_list_var_lib($1)

	admin_pattern($1, munin_var_lib_t)

	files_list_pids($1)

	admin_pattern($1, munin_var_run_t)

	admin_pattern($1, httpd_munin_content_t)

')