diff --git a/refpolicy/policy/modules/system/hostname.if b/refpolicy/policy/modules/system/hostname.if new file mode 100644 index 0000000..97cdf4e --- /dev/null +++ b/refpolicy/policy/modules/system/hostname.if @@ -0,0 +1,33 @@ +# Copyright (C) 2005 Tresys Technology, LLC + +####################################### +# +# hostname_transition(domain) +# +define(`hostname_transition',` +requires_block_template(`$0'_depend) +allow $1 hostname_exec_t:file { getattr read execute }; +allow $1 hostname_t:process transition; +type_transition $1 hostname_exec_t:file hostname_t; +dontaudit $1 hostname_t:process { noatsecure siginh rlimitinh }; +') + +define(`hostname_transition_depend',` +type hostname_t, hostname_exec_t; +class file { getattr read execute }; +class process { transition noatsecure siginh rlimitinh }; +') + +####################################### +# +# hostname_execute(domain) +# +define(`hostname_execute',` +requires_block_template(`$0'_depend) +allow $1 hostname_exec_t:file { getattr read execute execute_no_trans }; +') + +define(`hostname_execute_depend',` +type hostname_exec_t; +class file { getattr read execute execute_no_trans }; +') diff --git a/refpolicy/policy/modules/system/hostname.te b/refpolicy/policy/modules/system/hostname.te new file mode 100644 index 0000000..a529979 --- /dev/null +++ b/refpolicy/policy/modules/system/hostname.te @@ -0,0 +1,103 @@ +# 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) + +devices_discard_data_stream(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(`udev.te', ` +udev_read_database(hostname_t) +') + +optional_policy(`selinux.te',` +selinux_newrole_sigchld(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 }; +') + +allow hostname_t null_device_t:chr_file { read getattr lock ioctl }; +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