2005-04-29 17:45:15 +00:00
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#DESC NTPD - Time synchronisation daemon
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#
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# Author: Russell Coker <russell@coker.com.au>
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# X-Debian-Packages: ntp ntp-simple
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#
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#################################
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#
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# Rules for the ntpd_t domain.
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#
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daemon_domain(ntpd, `, nscd_client_domain')
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type ntp_drift_t, file_type, sysadmfile;
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type ntpdate_exec_t, file_type, sysadmfile, exec_type;
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domain_auto_trans(initrc_t, ntpdate_exec_t, ntpd_t)
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logdir_domain(ntpd)
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allow ntpd_t var_lib_t:dir r_dir_perms;
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allow ntpd_t usr_t:file r_file_perms;
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# reading /usr/share/ssl/cert.pem requires
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allow ntpd_t usr_t:lnk_file read;
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allow ntpd_t ntp_drift_t:dir rw_dir_perms;
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allow ntpd_t ntp_drift_t:file create_file_perms;
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# for SSP
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2005-09-13 13:06:07 +00:00
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allow ntpd_t urandom_device_t:chr_file { getattr read };
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2005-04-29 17:45:15 +00:00
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allow ntpd_t self:capability { kill setgid setuid sys_time net_bind_service ipc_lock sys_chroot };
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dontaudit ntpd_t self:capability { net_admin };
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allow ntpd_t self:process { setcap setsched };
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# ntpdate wants sys_nice
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dontaudit ntpd_t self:capability { fsetid sys_nice };
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# for some reason it creates a file in /tmp
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tmp_domain(ntpd)
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allow ntpd_t etc_t:dir r_dir_perms;
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allow ntpd_t etc_t:file { read getattr };
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# Use the network.
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can_network(ntpd_t)
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2005-09-13 13:06:07 +00:00
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allow ntpd_t ntp_port_t:tcp_socket name_connect;
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2005-04-29 17:45:15 +00:00
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can_ypbind(ntpd_t)
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allow ntpd_t ntp_port_t:udp_socket name_bind;
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allow ntpd_t self:unix_dgram_socket create_socket_perms;
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allow ntpd_t self:unix_stream_socket create_socket_perms;
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allow ntpd_t self:netlink_route_socket r_netlink_socket_perms;
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# so the start script can change firewall entries
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allow initrc_t net_conf_t:file { getattr read ioctl };
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# for cron jobs
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# system_crond_t is not right, cron is not doing what it should
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ifdef(`crond.te', `
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system_crond_entry(ntpd_exec_t, ntpd_t)
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')
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can_exec(ntpd_t, initrc_exec_t)
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allow ntpd_t self:fifo_file { read write getattr };
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allow ntpd_t etc_runtime_t:file r_file_perms;
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can_exec(ntpd_t, { bin_t shell_exec_t sbin_t ls_exec_t ntpd_exec_t })
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allow ntpd_t { sbin_t bin_t }:dir search;
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allow ntpd_t bin_t:lnk_file read;
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read_sysctl(ntpd_t);
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allow ntpd_t proc_t:file r_file_perms;
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allow ntpd_t sysadm_home_dir_t:dir r_dir_perms;
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allow ntpd_t self:file { getattr read };
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dontaudit ntpd_t domain:dir search;
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ifdef(`logrotate.te', `
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can_exec(ntpd_t, logrotate_exec_t)
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')
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allow ntpd_t devtty_t:chr_file rw_file_perms;
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can_udp_send(ntpd_t, sysadm_t)
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can_udp_send(sysadm_t, ntpd_t)
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can_udp_send(ntpd_t, ntpd_t)
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ifdef(`firstboot.te', `
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dontaudit ntpd_t firstboot_t:fd use;
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')
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ifdef(`winbind.te', `
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allow ntpd_t winbind_var_run_t:dir r_dir_perms;
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allow ntpd_t winbind_var_run_t:sock_file rw_file_perms;
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')
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2005-09-13 13:06:07 +00:00
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# For clock devices like wwvb1
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allow ntpd_t device_t:lnk_file read;
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