policy_module(userdomain,1.0)

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

#

# Declarations

#

# 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 user domains

attribute userdomain;

# unprivileged user domains

attribute unpriv_userdomain;

# Allow execution of anonymous mappings, e.g. executable stack.

bool allow_execmem false;

# Support Share libraries with Text Relocation

bool allow_execmod false;

# Allow system to run with kerberos

bool allow_kerberos false;

# Allow system to run with NIS

bool allow_ypbind false;

# Allow reading of default_t files.

bool read_default_t false;

# Allow staff_r users to search the sysadm home dir and read

# files (such as ~/.bashrc)

bool staff_read_sysadm_file false;

# Support NFS home directories

bool use_nfs_home_dirs false;

# Support SAMBA home directories

bool use_samba_home_dirs false;

# Allow regular users direct mouse access 

bool user_direct_mouse false;

# Allow users to read system messages.

bool user_dmesg false;

# Allow users to control network interfaces (also needs USERCTL=true)

bool user_net_control false;

# Allow user to r/w noextattrfile (FAT, CDROM, FLOPPY)

bool user_rw_noexattrfile false;

# Allow users to rw usb devices

bool user_rw_usb false;

# Allow users to run TCP servers (bind to ports and accept connection from

# the same domain and outside users)  disabling this forces FTP passive mode

# and may change other protocols 

bool user_tcp_server false;

# Allow w to display everyone

bool user_ttyfile_stat false;

admin_domain_template(sysadm)

user_domain_template(staff)

user_domain_template(user)

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

#

# Local policy

#

# user role change rules:

define(`role_change',`

	allow $1_r $2_r;

	type_change $2_t $1_devpts_t:chr_file $2_devpts_t;

	type_change $2_t $1_tty_device_t:chr_file $2_tty_device_t;

	# avoid annoying messages on terminal hangup

	dontaudit $1_t { $2_devpts_t $2_tty_device_t }:chr_file ioctl;

')

# sysadm_r can change to user roles

role_change(sysadm, user)

role_change(sysadm, staff)

# only staff_r can change to sysadm_r

role_change(staff, sysadm)

# this should be tunable_policy, but

# currently type_change and RBAC allow

# do not work in conditionals

ifdef(`user_canbe_sysadm',`

	role_change(user,sysadm)

')

ifdef(`TODO',`

allow privhome home_root_t:dir { getattr search };

# Add/remove user home directories

file_type_auto_trans(sysadm_t, home_root_t, user_home_dir_t, dir)

')

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

#

# Sysadm local policy

#

# for su

allow sysadm_t userdomain:fd use;

optional_policy(`bootloader.te',`

	bootloader_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

')

optional_policy(`clock.te',`

	clock_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

')

optional_policy(`hostname.te',`

	hostname_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

')

optional_policy(`iptables.te',`

	iptables_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

')

optional_policy(`libraries.te',`

	libraries_ldconfig_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

')

optional_policy(`lvm.te',`

	lvm_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

')

optional_policy(`modutils.te',`

	modutils_depmod_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

	modutils_insmod_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

	modutils_update_modules_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

')

optional_policy(`mount.te',`

	mount_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

')

optional_policy(`rpm.te',`

	rpm_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

')

optional_policy(`selinux.te',`

	selinux_checkpolicy_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

	selinux_load_policy_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

	selinux_restorecon_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

	selinux_setfiles_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

	optional_policy(`targeted_policy',`',`

		selinux_run_init_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

	')

')

optional_policy(`sysnetwork.te',`

	sysnetwork_ifconfig_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

')

optional_policy(`usermanage.te',`

	usermanage_groupadd_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

	usermanage_useradd_transition_add_role_use_terminal(sysadm_t,sysadm_r,admin_terminal)

')