# Copyright (C) 2005 Tresys Technology, LLC

policy_module(hostname,1.0)

########################################
#
# Declarations
#

type hostname_t;
type hostname_exec_t;
domain_make_system_domain(hostname_t,hostname_exec_t)
role system_r types hostname_t;


########################################
#
# Local policy
#

# for setting the hostname
allow hostname_t self:process { sigchld sigkill sigstop signull signal };

allow hostname_t self:capability sys_admin;
dontaudit hostname_t self:capability sys_tty_config;

sysnetwork_read_network_config(hostname_t)

kernel_read_kernel_sysctl(hostname_t)
kernel_read_hardware_state(hostname_t)
kernel_ignore_use_file_descriptors(hostname_t)

files_read_general_system_config(hostname_t)
files_ignore_search_system_state_data_directory(hostname_t)
filesystem_get_persistent_filesystem_attributes(hostname_t)

terminal_ignore_use_console(hostname_t)
terminal_use_all_users_physical_terminals(hostname_t)

init_use_file_descriptors(hostname_t)
init_script_use_pseudoterminal(hostname_t)

domain_use_widely_inheritable_file_descriptors(hostname_t)

libraries_use_dynamic_loader(hostname_t)
libraries_read_shared_libraries(hostname_t)

logging_send_system_log_message(hostname_t)

miscfiles_read_localization(hostname_t)

tunable_policy(`targeted_policy', `
terminal_ignore_use_general_physical_terminal(hostname_t)
terminal_ignore_use_general_pseudoterminal(hostname_t)
files_ignore_read_rootfs_file(hostname_t)
')dnl end targeted_policy tunable

optional_policy(`hostname.te',`
hotplug_ignore_use_file_descriptors(hostname_t)
')

optional_policy(`selinux.te',`
selinux_newrole_sigchld(hostname_t)
')

optional_policy(`udev.te', `
udev_read_database(hostname_t)
')

ifdef(`TODO',`

##daemon_base_domain(hostname, , nosysadm)
##must remembe to go back and take care of the nosysadm part
allow hostname_t proc_t:dir { read getattr lock search ioctl };
allow hostname_t proc_t:lnk_file read;

optional_policy(`rhgb.te', `
allow hostname_t rhgb_t:process sigchld;
allow hostname_t rhgb_t:fd use;
allow hostname_t rhgb_t:fifo_file { read write };
')

dontaudit hostname_t unpriv_userdomain:fd use;
allow hostname_t autofs_t:dir { search getattr };
##end daemon_base_domain

##can_resolve(hostname_t)
ifdef(`use_dns',`
base_can_network(hostname_t, udp, `dns_port_t')
allow hostname_t self:udp_socket { connect };
')
##end can_resolve

allow hostname_t userdomain:fd use;

# for when /usr is not mounted
dontaudit hostname_t file_t:dir search;

tunable_policy(`distro_redhat', `
allow hostname_t tmpfs_t:chr_file { ioctl read getattr lock write append };
')

') dnl end TODO