policy_module(userdomain,2.4.1)

gen_require(`

	role sysadm_r, staff_r, user_r;

	ifdef(`enable_mls',`

		role secadm_r;

		role auditadm_r;

	')

')

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

#

# Declarations

#

## <desc>

## 

## Allow sysadm to ptrace all processes

## 

## </desc>

gen_tunable(allow_ptrace,false)

## <desc>

## 

## Allow users to connect to mysql

## 

## </desc>

gen_tunable(allow_user_mysql_connect,false)

## <desc>

## 

## Allow users to connect to PostgreSQL

## 

## </desc>

gen_tunable(allow_user_postgresql_connect,false)

## <desc>

## 

## Allow regular users direct mouse access

## 

## </desc>

gen_tunable(user_direct_mouse,false)

## <desc>

## 

## Allow users to read system messages.

## 

## </desc>

gen_tunable(user_dmesg,false)

## <desc>

## 

## Allow user to r/w files on filesystems

## that do not have extended attributes (FAT, CDROM, FLOPPY)

## 

## </desc>

gen_tunable(user_rw_noexattrfile,false)

## <desc>

## 

## Allow w to display everyone

## 

## </desc>

gen_tunable(user_ttyfile_stat,false)

# admin users terminals (tty and pty)

attribute admin_terminal;

# users home directory

attribute home_dir_type;

# users home directory contents

attribute home_type;

# The privhome attribute identifies every domain that can create files under

# regular user home directories in the regular context (IE act on behalf of

# a user in writing regular files)

attribute privhome;

# all unprivileged users home directories

attribute user_home_dir_type;

attribute user_home_type;

# all unprivileged users ptys

attribute user_ptynode;

# all unprivileged users tmp files

attribute user_tmpfile;

# all unprivileged users ttys

attribute user_ttynode;

# all user domains

attribute userdomain;

# unprivileged user domains

attribute unpriv_userdomain;

attribute untrusted_content_type;

attribute untrusted_content_tmp_type;

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

#

# Local policy

#

userdom_admin_user_template(sysadm)

userdom_unpriv_user_template(staff)

userdom_unpriv_user_template(user)

# user role change rules:

# sysadm_r can change to user roles

userdom_role_change_template(sysadm, user)

userdom_role_change_template(sysadm, staff)

# only staff_r can change to sysadm_r

userdom_role_change_template(staff, sysadm)

dontaudit staff_t admin_terminal:chr_file { read write };

ifdef(`enable_mls',`

	userdom_unpriv_user_template(secadm)

	userdom_unpriv_user_template(auditadm)

	userdom_role_change_template(staff, auditadm)

	userdom_role_change_template(staff, secadm)

	userdom_role_change_template(sysadm, secadm)

	userdom_role_change_template(sysadm, auditadm)

	userdom_role_change_template(auditadm, secadm)

	userdom_role_change_template(auditadm, sysadm)

	userdom_role_change_template(secadm, auditadm)

	userdom_role_change_template(secadm, sysadm)

')

# this should be tunable_policy, but

# currently type_change and RBAC allow

# do not work in conditionals

ifdef(`user_canbe_sysadm',`

	userdom_role_change_template(user, sysadm)

')

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

#

# Sysadm local policy

#

# for su

allow sysadm_t userdomain:fd use;

# Add/remove user home directories

allow sysadm_t user_home_dir_t:dir manage_dir_perms;

files_home_filetrans(sysadm_t, user_home_dir_t, dir)

corecmd_exec_shell(sysadm_t)

mls_process_read_up(sysadm_t)

init_exec(sysadm_t)

# Following for sending reboot and wall messages

userdom_use_unpriv_users_ptys(sysadm_t)

userdom_use_unpriv_users_ttys(sysadm_t)

ifdef(`direct_sysadm_daemon',`

	optional_policy(`

		init_run_daemon(sysadm_t, sysadm_r, admin_terminal)

	')

',`

	ifdef(`distro_gentoo',`

		optional_policy(`

			seutil_init_script_run_runinit(sysadm_t, sysadm_r, admin_terminal)

		')

	')

')

ifdef(`enable_mls',`

	allow auditadm_t self:capability { dac_read_search dac_override };

	seutil_run_runinit(auditadm_t, auditadm_r, { auditadm_tty_device_t auditadm_devpts_t })

	domain_kill_all_domains(auditadm_t)

        seutil_read_bin_policy(auditadm_t)

	corecmd_exec_shell(auditadm_t)

	logging_send_syslog_msg(auditadm_t)

        logging_read_generic_logs(auditadm_t)

	logging_manage_audit_log(auditadm_t)

	logging_manage_audit_config(auditadm_t)

	logging_run_auditctl(auditadm_t, auditadm_r, { auditadm_tty_device_t auditadm_devpts_t })

	logging_run_auditd(auditadm_t, auditadm_r, { auditadm_tty_device_t auditadm_devpts_t })

	userdom_dontaudit_read_sysadm_home_content_files(auditadm_t)

	allow secadm_t self:capability { dac_read_search dac_override };

	corecmd_exec_shell(secadm_t)

	domain_obj_id_change_exemption(secadm_t)

	mls_process_read_up(secadm_t)

	mls_file_read_all_levels(secadm_t)

	mls_file_write_all_levels(secadm_t)

	mls_file_upgrade(secadm_t)

	mls_file_downgrade(secadm_t)

        auth_relabel_all_files_except_shadow(secadm_t)

	dev_relabel_all_dev_nodes(secadm_t)

	auth_relabel_shadow(secadm_t)

	init_exec(secadm_t)

	logging_read_audit_log(secadm_t)

        logging_read_generic_logs(secadm_t)

	logging_read_audit_config(secadm_t)

	userdom_dontaudit_append_staff_home_content_files(secadm_t)

	userdom_dontaudit_read_sysadm_home_content_files(secadm_t)

	optional_policy(`

		aide_run(secadm_t, secadm_r, { secadm_tty_device_t secadm_devpts_t })

	')

	optional_policy(`

		netlabel_run_mgmt(secadm_t, secadm_r, { secadm_tty_device_t secadm_devpts_t })

	')

',`

	logging_manage_audit_log(sysadm_t)

	logging_manage_audit_config(sysadm_t)

	logging_run_auditctl(sysadm_t, sysadm_r, admin_terminal)

')

tunable_policy(`allow_ptrace',`

	domain_ptrace_all_domains(sysadm_t)

')

optional_policy(`

	amanda_run_recover(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	apache_run_helper(sysadm_t, sysadm_r, admin_terminal)

	#apache_run_all_scripts(sysadm_t, sysadm_r)

	#apache_domtrans_sys_script(sysadm_t)

')

optional_policy(`

	tzdata_domtrans(sysadm_t)

')

optional_policy(`

	raid_domtrans_mdadm(sysadm_t)

')

optional_policy(`

	# cjp: why is this not apm_run_client

	apm_domtrans_client(sysadm_t)

')

optional_policy(`

	apt_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	backup_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	bootloader_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	bind_run_ndc(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	certwatch_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	consoletype_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	clock_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	clockspeed_run_cli(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	cvs_exec(sysadm_t)

')

optional_policy(`

	consoletype_exec(sysadm_t)

	ifdef(`enable_mls',`

		consoletype_exec(auditadm_t)

	')

')

optional_policy(`

	cron_admin_template(sysadm, sysadm_t, sysadm_r)

')

optional_policy(`

	dcc_run_cdcc(sysadm_t, sysadm_r, admin_terminal)

	dcc_run_client(sysadm_t, sysadm_r, admin_terminal)

	dcc_run_dbclean(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	ddcprobe_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	dmesg_exec(sysadm_t)

	ifdef(`enable_mls',`

		dmesg_exec(auditadm_t)

	')

')

optional_policy(`

	dmidecode_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	dpkg_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	ethereal_run_tethereal(sysadm_t, sysadm_r, admin_terminal)

	ethereal_admin_template(sysadm, sysadm_t, sysadm_r)

')

optional_policy(`

	firstboot_run(sysadm_t, sysadm_r, sysadm_tty_device_t)

')

optional_policy(`

	fstools_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	hostname_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	# allow system administrator to use the ipsec script to look

	# at things (e.g., ipsec auto --status)

	# probably should create an ipsec_admin role for this kind of thing

	ipsec_exec_mgmt(sysadm_t)

	ipsec_stream_connect(sysadm_t)

	# for lsof

	ipsec_getattr_key_sockets(sysadm_t)

')

optional_policy(`

	iptables_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	libs_run_ldconfig(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	lvm_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	logrotate_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	lpd_run_checkpc(sysadm_t, sysadm_r, admin_terminal)

	lpr_admin_template(sysadm, sysadm_t, sysadm_r)

')

optional_policy(`

	kudzu_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	modutils_run_depmod(sysadm_t, sysadm_r, admin_terminal)

	modutils_run_insmod(sysadm_t, sysadm_r, admin_terminal)

	modutils_run_update_mods(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	mount_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	mta_admin_template(sysadm, sysadm_t, sysadm_r)

')

optional_policy(`

	mysql_stream_connect(sysadm_t)

')

optional_policy(`

	netutils_run(sysadm_t, sysadm_r, admin_terminal)

	netutils_run_ping(sysadm_t, sysadm_r, admin_terminal)

	netutils_run_traceroute(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	rpc_domtrans_nfsd(sysadm_t)

')

optional_policy(`

	munin_stream_connect(sysadm_t)

')

optional_policy(`

	ntp_stub()

	corenet_udp_bind_ntp_port(sysadm_t)

')

optional_policy(`

	oav_run_update(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	pcmcia_run_cardctl(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	portage_run(sysadm_t, sysadm_r, admin_terminal)

	portage_run_gcc_config(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	portmap_run_helper(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	quota_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	rpm_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	rsync_exec(sysadm_t)

')

optional_policy(`

	samba_run_net(sysadm_t, sysadm_r, admin_terminal)

	samba_run_winbind_helper(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	seutil_run_setfiles(sysadm_t, sysadm_r, admin_terminal)

	seutil_run_runinit(sysadm_t, sysadm_r, admin_terminal)

	ifdef(`enable_mls',`

		userdom_security_admin_template(secadm_t, secadm_r, { secadm_tty_device_t sysadm_devpts_t })

	', `

		userdom_security_admin_template(sysadm_t, sysadm_r, admin_terminal)

	')

')

optional_policy(`

	sysnet_run_ifconfig(sysadm_t, sysadm_r, admin_terminal)

	sysnet_run_dhcpc(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	tripwire_run_siggen(sysadm_t, sysadm_r, admin_terminal)

	tripwire_run_tripwire(sysadm_t, sysadm_r, admin_terminal)

	tripwire_run_twadmin(sysadm_t, sysadm_r, admin_terminal)

	tripwire_run_twprint(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	unconfined_domtrans(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	usbmodules_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	usermanage_run_admin_passwd(sysadm_t, sysadm_r, admin_terminal)

	usermanage_run_groupadd(sysadm_t, sysadm_r, admin_terminal)

	usermanage_run_useradd(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	vpn_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	webalizer_run(sysadm_t, sysadm_r, admin_terminal)

')

optional_policy(`

	yam_run(sysadm_t, sysadm_r, admin_terminal)

')