111 lines
3.6 KiB
Plaintext
111 lines
3.6 KiB
Plaintext
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#DESC Syslogd - System log daemon
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#
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# Authors: Stephen Smalley <sds@epoch.ncsc.mil> and Timothy Fraser
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# X-Debian-Packages: sysklogd syslog-ng
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#
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#################################
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#
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# Rules for the syslogd_t domain.
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#
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# syslogd_t is the domain of syslogd.
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# syslogd_exec_t is the type of the syslogd executable.
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# devlog_t is the type of the Unix domain socket created
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# by syslogd.
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#
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ifdef(`klogd.te', `
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daemon_domain(syslogd, `, privkmsg, nscd_client_domain')
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', `
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daemon_domain(syslogd, `, privmem, privkmsg, nscd_client_domain')
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')
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# can_network is for the UDP socket
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can_network_udp(syslogd_t)
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can_ypbind(syslogd_t)
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r_dir_file(syslogd_t, sysfs_t)
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type devlog_t, file_type, sysadmfile, dev_fs, mlstrustedobject;
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# if something can log to syslog they should be able to log to the console
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allow privlog console_device_t:chr_file { ioctl read write getattr };
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tmp_domain(syslogd)
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# read files in /etc
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allow syslogd_t { etc_runtime_t etc_t }:file r_file_perms;
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# Use capabilities.
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allow syslogd_t self:capability { dac_override net_admin net_bind_service sys_resource sys_tty_config };
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# Modify/create log files.
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create_append_log_file(syslogd_t, var_log_t)
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# Create and bind to /dev/log or /var/run/log.
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file_type_auto_trans(syslogd_t, { device_t var_run_t }, devlog_t, sock_file)
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ifdef(`distro_suse', `
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# suse creates a /dev/log under /var/lib/stunnel for chrooted stunnel
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file_type_auto_trans(syslogd_t, var_lib_t, devlog_t, sock_file)
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')
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allow syslogd_t self:unix_dgram_socket create_socket_perms;
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allow syslogd_t self:unix_dgram_socket sendto;
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allow syslogd_t self:unix_stream_socket create_stream_socket_perms;
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allow syslogd_t self:fifo_file rw_file_perms;
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allow syslogd_t devlog_t:unix_stream_socket name_bind;
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allow syslogd_t devlog_t:unix_dgram_socket name_bind;
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# log to the xconsole
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allow syslogd_t xconsole_device_t:fifo_file { ioctl read write };
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# Domains with the privlog attribute may log to syslogd.
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allow privlog devlog_t:sock_file rw_file_perms;
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can_unix_send(privlog,syslogd_t)
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can_unix_connect(privlog,syslogd_t)
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# allow /dev/log to be a link elsewhere for chroot setup
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allow privlog devlog_t:lnk_file read;
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ifdef(`crond.te', `
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# for daemon re-start
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allow system_crond_t syslogd_t:lnk_file read;
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')
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ifdef(`logrotate.te', `
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allow logrotate_t syslogd_exec_t:file r_file_perms;
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')
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# for sending messages to logged in users
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allow syslogd_t initrc_var_run_t:file { read lock };
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dontaudit syslogd_t initrc_var_run_t:file write;
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allow syslogd_t ttyfile:chr_file { getattr write };
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#
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# Special case to handle crashes
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#
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allow syslogd_t { device_t file_t }:sock_file { getattr unlink };
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# Allow syslog to a terminal
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allow syslogd_t tty_device_t:chr_file { getattr write ioctl append };
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# Allow name_bind for remote logging
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allow syslogd_t syslogd_port_t:udp_socket name_bind;
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#
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# /initrd is not umounted before minilog starts
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#
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dontaudit syslogd_t file_t:dir search;
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allow syslogd_t { tmpfs_t devpts_t }:dir search;
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dontaudit syslogd_t unlabeled_t:file { getattr read };
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dontaudit syslogd_t { userpty_type devpts_t }:chr_file getattr;
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allow syslogd_t self:netlink_route_socket r_netlink_socket_perms;
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ifdef(`targeted_policy', `
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allow syslogd_t var_run_t:fifo_file { ioctl read write };
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allow syslogd_t ttyfile:chr_file { getattr write ioctl append };
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')
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# Allow access to /proc/kmsg for syslog-ng
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allow syslogd_t proc_t:dir search;
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allow syslogd_t proc_kmsg_t:file { getattr read };
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allow syslogd_t kernel_t:system { syslog_mod syslog_console };
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allow syslogd_t self:capability { sys_admin chown fsetid };
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allow syslogd_t var_log_t:dir { create setattr };
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allow syslogd_t syslogd_port_t:tcp_socket name_bind;
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allow syslogd_t rsh_port_t:tcp_socket name_connect;
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