selinux-refpolicy/policy/modules/services/exim.if

## <summary>Mail transfer agent.</summary>

########################################
## <summary>
##	Execute exim in the caller domain.
## </summary>
## <param name="domain">
## <summary>
##	Domain allowed access.
## </summary>
## </param>
#
interface(`exim_exec',`
	gen_require(`
		type exim_exec_t;
	')

	corecmd_search_bin($1)
	can_exec($1, exim_exec_t)
')

########################################
## <summary>
##	Execute a domain transition to run exim.
## </summary>
## <param name="domain">
## <summary>
##	Domain allowed to transition.
## </summary>
## </param>
#
interface(`exim_domtrans',`
	gen_require(`
		type exim_t, exim_exec_t;
	')

	corecmd_search_bin($1)
	domtrans_pattern($1, exim_exec_t, exim_t)
')

########################################
## <summary>
##	Execute exim in the exim domain,
##	and allow the specified role
##	the exim domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to transition.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	Role allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`exim_run',`
	gen_require(`
		attribute_role exim_roles;
	')

	exim_domtrans($1)
	roleattribute $2 exim_roles;
')

########################################
## <summary>
##	Do not audit attempts to read exim
##	temporary tmp files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit.
##	</summary>
## </param>
#
interface(`exim_dontaudit_read_tmp_files',`
	gen_require(`
		type exim_tmp_t;
	')

	dontaudit $1 exim_tmp_t:file read_file_perms;
')

########################################
## <summary>
##	Read exim temporary files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`exim_read_tmp_files',`
	gen_require(`
		type exim_tmp_t;
	')

	allow $1 exim_tmp_t:file read_file_perms;
	files_search_tmp($1)
')

########################################
## <summary>
##	Read exim pid files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`exim_read_pid_files',`
	gen_require(`
		type exim_pid_t;
	')

	allow $1 exim_pid_t:file read_file_perms;
	files_search_pids($1)
')

########################################
## <summary>
##	Read exim log files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`exim_read_log',`
	gen_require(`
		type exim_log_t;
	')

	read_files_pattern($1, exim_log_t, exim_log_t)
	logging_search_logs($1)
')

########################################
## <summary>
##	Append exim log files.
## </summary>
## <param name="domain">
## 	<summary>
##	Domain allowed access.
## 	</summary>
## </param>
#
interface(`exim_append_log',`
	gen_require(`
		type exim_log_t;
	')

	append_files_pattern($1, exim_log_t, exim_log_t)
	logging_search_logs($1)
')

########################################
## <summary>
##	Create, read, write, and delete
##	exim log files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`exim_manage_log',`
	gen_require(`
		type exim_log_t;
	')

	manage_files_pattern($1, exim_log_t, exim_log_t)
	logging_search_logs($1)
')

########################################
## <summary>
##	Create, read, write, and delete
##	exim spool directories.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`exim_manage_spool_dirs',`
	gen_require(`
		type exim_spool_t;
	')

	manage_dirs_pattern($1, exim_spool_t, exim_spool_t)
	files_search_spool($1)
')

########################################
## <summary>
##	Read exim spool files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`exim_read_spool_files',`
	gen_require(`
		type exim_spool_t;
	')

	allow $1 exim_spool_t:file read_file_perms;
	allow $1 exim_spool_t:dir list_dir_perms;
	files_search_spool($1)
')

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

	manage_files_pattern($1, exim_spool_t, exim_spool_t)
	files_search_spool($1)
')

########################################
## <summary>
##	Read exim var lib files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`exim_read_var_lib_files',`
	gen_require(`
		type exim_var_lib_t;
	')

	read_files_pattern($1, exim_var_lib_t, exim_var_lib_t)
	files_search_var_lib($1)
')

########################################
## <summary>
##	Create, read, and write exim var lib files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`exim_manage_var_lib_files',`
	gen_require(`
		type exim_var_lib_t;
	')

	manage_files_pattern($1, exim_var_lib_t, exim_var_lib_t)
	files_search_var_lib($1)
')

########################################
## <summary>
##	All of the rules required to
##	administrate an exim environment.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	Role allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`exim_admin',`
	gen_require(`
		type exim_t, exim_spool_t, exim_log_t;
		type exim_pid_t, exim_initrc_exec_t, exim_tmp_t;
		type exim_keytab_t;
	')

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

	init_startstop_service($1, $2, exim_t, exim_initrc_exec_t)

	files_search_etc($1)
	admin_pattern($1, exim_keytab_t)

	files_search_spool($1)
	admin_pattern($1, exim_spool_t)

	logging_search_logs($1)
	admin_pattern($1, exim_log_t)

	files_search_pids($1)
	admin_pattern($1, exim_pid_t)

	files_search_tmp($1)
	admin_pattern($1, exim_tmp_t)
')