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

## <summary>Mailman is for managing electronic mail discussion and e-newsletter lists</summary>

#######################################
## <summary>
##	The template to define a mailmain domain.
## </summary>
## <desc>
##	<p>
##	This template creates a domain to be used for
##	a new mailman daemon.
##	</p>
## </desc>
## <param name="userdomain_prefix">
##	The type of daemon to be used eg, cgi would give mailman_cgi_
## </param>
#
template(`mailman_domain_template', `
	type mailman_$1_t;
	domain_type(mailman_$1_t)
	role system_r types mailman_$1_t;

	type mailman_$1_exec_t;
	domain_entry_file(mailman_$1_t, mailman_$1_exec_t)

	type mailman_$1_tmp_t;
	files_tmp_file(mailman_$1_tmp_t)

	allow mailman_$1_t self:{ unix_stream_socket unix_dgram_socket } create_socket_perms;
	allow mailman_$1_t self:tcp_socket create_stream_socket_perms;
	allow mailman_$1_t self:udp_socket create_socket_perms;

	allow mailman_$1_t mailman_data_t:dir create_dir_perms;
	allow mailman_$1_t mailman_data_t:file create_file_perms;
	allow mailman_$1_t mailman_data_t:lnk_file create_lnk_perms;

	allow mailman_$1_t mailman_lock_t:dir rw_dir_perms;
	allow mailman_$1_t mailman_lock_t:file create_file_perms;
	files_create_lock(mailman_$1_t,mailman_lock_t)

	allow mailman_$1_t mailman_log_t:dir rw_dir_perms;
	allow mailman_$1_t mailman_log_t:file create_file_perms;
	logging_create_log(mailman_$1_t,mailman_log_t)

	allow mailman_$1_t mailman_$1_tmp_t:dir create_dir_perms;
	allow mailman_$1_t mailman_$1_tmp_t:file create_file_perms;
	files_create_tmp_files(mailman_$1_t, mailman_$1_tmp_t, { file dir })

	kernel_read_kernel_sysctl(mailman_$1_t)
	kernel_read_system_state(mailman_$1_t)

	corenet_tcp_sendrecv_all_if(mailman_$1_t)
	corenet_udp_sendrecv_all_if(mailman_$1_t)
	corenet_raw_sendrecv_all_if(mailman_$1_t)
	corenet_tcp_sendrecv_all_nodes(mailman_$1_t)
	corenet_udp_sendrecv_all_nodes(mailman_$1_t)
	corenet_raw_sendrecv_all_nodes(mailman_$1_t)
	corenet_tcp_sendrecv_all_ports(mailman_$1_t)
	corenet_udp_sendrecv_all_ports(mailman_$1_t)
	corenet_tcp_bind_all_nodes(mailman_$1_t)
	corenet_udp_bind_all_nodes(mailman_$1_t)
	corenet_tcp_connect_smtp_port(mailman_$1_t)

	fs_getattr_xattr_fs(mailman_$1_t)

	corecmd_exec_bin(mailman_$1_t)
	corecmd_exec_sbin(mailman_$1_t)

	domain_exec_all_entry_files(mailman_$1_t)

	files_exec_etc_files(mailman_$1_t)
	files_list_usr(mailman_$1_t)
	files_list_var(mailman_$1_t)
	files_list_var_lib(mailman_$1_t)
	files_read_var_lib_symlinks(mailman_$1_t)
	files_read_etc_runtime_files(mailman_$1_t)

	libs_use_ld_so(mailman_$1_t)
	libs_use_shared_libs(mailman_$1_t)
	libs_exec_ld_so(mailman_$1_t)
	libs_exec_lib_files(mailman_$1_t)

	logging_send_syslog_msg(mailman_$1_t)

	miscfiles_read_localization(mailman_$1_t)

	sysnet_read_config(mailman_$1_t)

	optional_policy(`mount',`
		mount_send_nfs_client_request(mailman_$1_t)
	')

	optional_policy(`nis',`
		nis_use_ypbind(mailman_$1_t)
	')
')

#######################################
## <summary>
##	Execute mailman in the mailman domain.
## </summary>
## <param name="domain">
##	Domain allowed access.
## </param>
#
interface(`mailman_domtrans',`
	gen_require(`
		type mailman_mail_exec_t, mailman_mail_t;
	')

	domain_auto_trans($1, mailman_mail_exec_t, mailman_mail_t)

	allow $1 mailman_mail_t:fd use;
	allow mailman_mail_t $1:fd use;
	allow mailman_mail_t $1:fifo_file rw_file_perms;
	allow mailman_mail_t $1:process sigchld;
')

#######################################
## <summary>
##	Execute mailman CGI scripts in the 
##	mailman CGI domain.
## </summary>
## <param name="domain">
##	Domain allowed access.
## </param>
#
interface(`mailman_domtrans_cgi',`
	gen_require(`
		type mailman_cgi_exec_t, mailman_cgi_t;
	')

	domain_auto_trans($1, mailman_cgi_exec_t, mailman_cgi_t)

	allow $1 mailman_cgi_t:fd use;
	allow mailman_cgi_t $1:fd use;
	allow mailman_cgi_t $1:fifo_file rw_file_perms;
	allow mailman_cgi_t $1:process sigchld;
')

#######################################
## <summary>
##	Execute mailman in the caller domain.
## </summary>
## <param name="domain">
##	Domain allowd access.
## </param>
#
interface(`mailman_exec',`
	gen_require(`
		type mailman_mail_exec_t;
	')

	can_exec($1,mailman_mail_exec_t)
')

#######################################
## <summary>
##	Send generic signals to the mailman cgi domain.
## </summary>
## <param name="domain">
##	Domain allowed access.
## </param>
#
interface(`mailman_signal_cgi',`
	gen_require(`
		type mailman_cgi_t;
	')

	allow $1 mailman_cgi_t:process signal;
')

#######################################
## <summary>
##	Allow domain to search data directories.
## </summary>
## <param name="domain">
##	Domain allowed access.
## </param>
#
interface(`mailman_search_data',`
	gen_require(`
		type mailman_data_t;
	')

	allow $1 mailman_data_t:dir search_dir_perms;
')

#######################################
## <summary>
##	List the contents of mailman data directories.
## </summary>
## <param name="domain">
##	Domain allowed access.
## </param>
#
interface(`mailman_list_data',`
	gen_require(`
		type mailman_data_t;
	')

	allow $1 mailman_data_t:dir r_dir_perms;
')

#######################################
## <summary>
##	Allow read acces to mailman data symbolic links.
## </summary>
## <param name="domain">
##	Domain allowed access.
## </param>
#
interface(`mailman_read_data_symlinks',`
	gen_require(`
		type mailman_data_t;
	')

	allow $1 mailman_data_t:dir search;
	allow $1 mailman_data_t:lnk_file read;
')

#######################################
## <summary>
##	Create, read, write, and delete
##	mailman logs.
## </summary>
## <param name="domain">
##	Domain allowed access.
## </param>
#
interface(`mailman_manage_log',`
	gen_require(`
		type mailman_log_t;
	')

	allow $1 mailman_log_t:dir rw_dir_perms;
	allow $1 mailman_log_t:file create_file_perms;
	allow $1 mailman_log_t:lnk_file create_lnk_perms;
')

#######################################
## <summary>
##	Allow domain to read mailman archive files.
## </summary>
## <param name="domain">
##	Domain allowed access.
## </param>
#
interface(`mailman_read_archive',`
	gen_require(`
		type mailman_archive_t;
	')

	allow $1 mailman_archive_t:dir list_dir_perms;
	allow $1 mailman_archive_t:file r_file_perms;
	allow $1 mailman_archive_t:lnk_file { getattr read };
')