debian-selinux-policies/policy/modules/dovecot.if

## <summary>POP and IMAP mail server.</summary>

#######################################
## <summary>
##	Connect to dovecot using a unix
##	domain stream socket.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`dovecot_stream_connect',`
	gen_require(`
		type dovecot_t, dovecot_var_run_t;
	')

	files_search_pids($1)
	stream_connect_pattern($1, dovecot_var_run_t, dovecot_var_run_t, dovecot_t)
')

########################################
## <summary>
##	Connect to dovecot using a unix
##	domain stream socket.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`dovecot_stream_connect_auth',`
	gen_require(`
		type dovecot_auth_t, dovecot_var_run_t;
	')

	files_search_pids($1)
	stream_connect_pattern($1, dovecot_var_run_t, dovecot_var_run_t, dovecot_auth_t)
')

########################################
## <summary>
##	Execute dovecot_deliver in the
##	dovecot_deliver domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to transition.
##	</summary>
## </param>
#
interface(`dovecot_domtrans_deliver',`
	gen_require(`
		type dovecot_deliver_t, dovecot_deliver_exec_t;
	')

	corecmd_search_bin($1)
	domtrans_pattern($1, dovecot_deliver_exec_t, dovecot_deliver_t)
')

########################################
## <summary>
##	Create, read, write, and delete
##	dovecot spool files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`dovecot_manage_spool',`
	gen_require(`
		type dovecot_spool_t;
	')

	files_search_spool($1)
	allow $1 dovecot_spool_t:dir manage_dir_perms;
	allow $1 dovecot_spool_t:file manage_file_perms;
	allow $1 dovecot_spool_t:lnk_file manage_lnk_file_perms;
')

########################################
## <summary>
##	Do not audit attempts to delete
##	dovecot lib files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit.
##	</summary>
## </param>
#
interface(`dovecot_dontaudit_unlink_lib_files',`
	gen_require(`
		type dovecot_var_lib_t;
	')

	dontaudit $1 dovecot_var_lib_t:file delete_file_perms;
')

######################################
## <summary>
##	Write inherited dovecot tmp files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit.
##	</summary>
## </param>
#
interface(`dovecot_write_inherited_tmp_files',`
	gen_require(`
		type dovecot_tmp_t;
	')

	allow $1 dovecot_tmp_t:file write;
')

########################################
## <summary>
##	All of the rules required to
##	administrate an dovecot environment.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	Role allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`dovecot_admin',`
	gen_require(`
		type dovecot_t, dovecot_etc_t, dovecot_var_log_t;
		type dovecot_spool_t, dovecot_var_lib_t, dovecot_initrc_exec_t;
		type dovecot_var_run_t, dovecot_cert_t, dovecot_passwd_t;
		type dovecot_tmp_t, dovecot_auth_tmp_t, dovecot_deliver_tmp_t;
		type dovecot_keytab_t;
	')

	allow $1 dovecot_t:process { ptrace signal_perms };
	ps_process_pattern($1, dovecot_t)

	init_labeled_script_domtrans($1, dovecot_initrc_exec_t)
	domain_system_change_exemption($1)
	role_transition $2 dovecot_initrc_exec_t system_r;
	allow $2 system_r;

	files_list_etc($1)
	admin_pattern($1, { dovecot_keytab_t dovecot_etc_t })

	logging_list_logs($1)
	admin_pattern($1, dovecot_var_log_t)

	files_list_spool($1)
	admin_pattern($1, dovecot_spool_t)

	files_search_tmp($1)
	admin_pattern($1, { dovecot_tmp_t dovecot_auth_tmp_t dovecot_deliver_tmp_t })

	files_list_var_lib($1)
	admin_pattern($1, dovecot_var_lib_t)

	files_list_pids($1)
	admin_pattern($1, dovecot_var_run_t)

	admin_pattern($1, { dovecot_cert_t dovecot_passwd_t })
')