## <summary>Berkeley internet name domain DNS server.</summary>

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

## <summary>

##	Execute ndc in the ndc domain.

## </summary>

## <param name="domain">

##	Domain allowed access.

## </param>

#

interface(`bind_domtrans_ndc',`

	gen_require(`

		type ndc_t, ndc_exec_t;

	')

	domain_auto_trans($1,ndc_exec_t,ndc_t)

	allow $1 ndc_t:fd use;

	allow ndc_t $1:fd use;

	allow ndc_t $1:fifo_file rw_file_perms;

	allow ndc_t $1:process sigchld;

')

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

## <summary>

##	Send generic signals to BIND.

## </summary>

## <param name="domain">

##	Domain allowed access.

## </param>

#

interface(`bind_signal',`

	gen_require(`

		type named_t;

	')

	allow $1 named_t:process signal;

')

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

## <summary>

##	Execute ndc in the ndc domain, and

##	allow the specified role the ndc domain.

## </summary>

## <param name="domain">

##	Domain allowed access.

## </param>

## <param name="role">

##	The role to be allowed the bind domain.

## </param>

## <param name="terminal">

##	The type of the terminal allow the bind domain to use.

## </param>

#

interface(`bind_run_ndc',`

	gen_require(`

		type ndc_t;

	')

	bind_domtrans_ndc($1)

	role $2 types ndc_t;

	allow ndc_t $3:chr_file rw_term_perms;

')

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

## <summary>

##	Execute bind in the named domain.

## </summary>

## <param name="domain">

##	Domain allowed access.

## </param>

#

interface(`bind_domtrans',`

	gen_require(`

		type named_t, named_exec_t;

	')

	domain_auto_trans($1,named_exec_t,named_t)

	allow $1 named_t:fd use;

	allow named_t $1:fd use;

	allow named_t $1:fifo_file rw_file_perms;

	allow named_t $1:process sigchld;

')

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

## <summary>

##	Read DNSSEC keys.

## </summary>

## <param name="domain">

##	Domain allowed access.

## </param>

#

interface(`bind_read_dnssec_keys',`

	gen_require(`

		type named_conf_t, named_zone_t, dnssec_t;

	')

	allow $1 { named_conf_t named_zone_t }:dir search;

	allow $1 dnssec_t:file { getattr read };

')

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

## <summary>

##	Read BIND named configuration files.

## </summary>

## <param name="domain">

##	Domain allowed access.

## </param>

#

interface(`bind_read_config',`

	gen_require(`

		type named_conf_t;

	')

	allow $1 named_conf_t:dir search;

	allow $1 named_conf_t:file { getattr read };

')

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

## <summary>

##	Write BIND named configuration files.

## </summary>

## <param name="domain">

##	Domain allowed access.

## </param>

#

interface(`bind_write_config',`

	gen_require(`

		type named_conf_t;

	')

	allow $1 named_conf_t:dir search;

	allow $1 named_conf_t:file { write setattr };

')

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

## <summary>

##	Create, read, write, and delete

##	BIND configuration directories.

## </summary>

## <param name="domain">

##	Domain allowed access.

## </param>

#

interface(`bind_manage_config_dir',`

	gen_require(`

		type named_conf_t;

	')

	allow $1 named_conf_t:dir create_dir_perms;

')

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

## <summary>

##	Search the BIND cache directory.

## </summary>

## <param name="domain">

##	Domain allowed access.

## </param>

#

interface(`bind_search_cache',`

	gen_require(`

		type named_conf_t, named_cache_t, named_zone_t;

	')

	files_search_var($1)

	allow $1 named_conf_t:dir search_dir_perms;

	allow $1 named_zone_t:dir search_dir_perms;

	allow $1 named_cache_t:dir search_dir_perms;

')

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

## <summary>

##	Create, read, write, and delete

##	BIND cache files.

## </summary>

## <param name="domain">

##	Domain allowed access.

## </param>

#

interface(`bind_manage_cache',`

	gen_require(`

		type named_cache_t, named_zone_t;

	')

	files_search_var($1)

	allow $1 named_zone_t:dir search_dir_perms;

	allow $1 named_cache_t:dir rw_dir_perms;

	allow $1 named_cache_t:file create_file_perms;

	allow $1 named_cache_t:lnk_file create_lnk_perms;

')

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

## <summary>

##	Do not audit attempts to set the attributes

##	of the BIND pid directory.

## </summary>

## <param name="domain">

##	Domain allowed access.

## </param>

#

interface(`bind_setattr_pid_dir',`

	gen_require(`

		type named_var_run_t;

	')

	allow $1 named_var_run_t:dir setattr;

')

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

## <summary>

##	Read BIND zone files.

## </summary>

## <param name="domain">

##	Domain allowed access.

## </param>

#

interface(`bind_read_zone',`

	gen_require(`

		type named_zone_t;

	')

	files_search_var($1)

	allow $1 named_zone_t:dir search_dir_perms;

	allow $1 named_zone_t:file r_file_perms;

')