selinux-policy/refpolicy/policy/modules/system/logging.te
2005-04-25 19:54:27 +00:00

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# Copyright (C) 2005 Tresys Technology, LLC
attribute logfile;
type devlog_t;
files_make_file(devlog_t)
type klogd_t;
type klogd_exec_t;
domain_make_daemon_domain(klogd_t,klogd_exec_t)
type klogd_tmp_t;
files_make_file(klogd_tmp_t)
type klogd_var_run_t;
files_make_file(klogd_var_run_t)
type syslogd_t;
type syslogd_exec_t;
domain_make_daemon_domain(syslogd_t,syslogd_exec_t)
type syslogd_tmp_t;
files_make_file(syslogd_tmp_t)
type syslogd_var_run_t;
files_make_file(syslogd_var_run_t)
type var_log_t, logfile;
files_make_file(var_log_t)
########################################
#
# klogd local policy
#
allow klogd_t klogd_tmp_t:file { getattr create read write append setattr unlink };
allow klogd_t klogd_var_run_t:file { getattr create read write append setattr unlink };
allow klogd_t self:capability sys_admin;
dontaudit klogd_t self:capability sys_resource;
kernel_read_system_state(klogd_t)
kernel_read_messages(klogd_t)
# Control syslog and console logging
kernel_clear_ring_buffer(klogd_t)
kernel_change_ring_buffer_level(klogd_t)
devices_raw_read_memory(klogd_t)
filesystem_get_all_filesystems_attributes(klogd_t)
bootloader_read_kernel_symbol_table(klogd_t)
libraries_use_dynamic_loader(klogd_t)
libraries_read_shared_libraries(klogd_t)
files_create_daemon_runtime_data(klogd_t,klogd_var_run_t)
files_create_private_tmp_data(klogd_t,klogd_tmp_t)
# read /etc/nsswitch.conf
files_read_general_system_config(klogd_t)
files_read_runtime_system_config(klogd_t)
miscfiles_read_localization(klogd_t)
logging_send_system_log_message(klogd_t)
########################################
#
# syslogd local policy
#
# Use capabilities.
allow syslogd_t self:capability { dac_override net_bind_service sys_resource sys_tty_config };
# Modify/create log files.
allow syslogd_t var_log_t:dir { read getattr search add_name write };
allow syslogd_t var_log_t:file { create ioctl getattr setattr append link };
allow syslogd_t syslogd_tmp_t:file { getattr create read write append setattr unlink };
allow syslogd_t syslogd_var_run_t:file { getattr create read write append setattr unlink };
allow syslogd_t devlog_t:unix_stream_socket name_bind;
allow syslogd_t devlog_t:unix_dgram_socket name_bind;
allow syslogd_t self:unix_dgram_socket { create read getattr write setattr append bind connect getopt setopt shutdown };
allow syslogd_t self:unix_stream_socket { create read getattr write setattr append bind connect getopt setopt shutdown listen accept };
allow syslogd_t self:unix_dgram_socket sendto;
allow syslogd_t self:fifo_file { getattr read write ioctl lock };
# Create and bind to /dev/log or /var/run/log.
allow syslogd_t devlog_t:sock_file { create ioctl read getattr lock write setattr append link unlink rename };
kernel_read_hardware_state(syslogd_t)
devices_create_dev_entry(syslogd_t,devlog_t,sock_file)
corenetwork_network_raw_on_all_interfaces(syslogd_t)
corenetwork_network_udp_on_all_interfaces(syslogd_t)
corenetwork_network_raw_on_all_nodes(syslogd_t)
corenetwork_network_udp_on_all_nodes(syslogd_t)
corenetwork_network_udp_on_all_ports(syslogd_t)
corenetwork_bind_udp_on_all_nodes(syslogd_t)
corenetwork_bind_udp_on_syslogd_port(syslogd_t)
filesystem_get_all_filesystems_attributes(syslogd_t)
files_read_general_system_config(syslogd_t)
files_create_daemon_runtime_data(syslogd_t,syslogd_var_run_t,file)
files_create_daemon_runtime_data(syslogd_t,devlog_t,sock_file)
files_create_private_tmp_data(syslogd_t,syslogd_tmp_t)
ifdef(`distro_suse', `
# suse creates a /dev/log under /var/lib/stunnel for chrooted stunnel
file_type_auto_trans(syslogd_t, var_lib_t, devlog_t, sock_file)
')
libraries_use_dynamic_loader(syslogd_t)
libraries_read_shared_libraries(syslogd_t)
miscfiles_read_localization(syslogd_t)
#
# /initrd is not umounted before minilog starts
#
#dontaudit syslogd_t file_t:dir search;
#allow syslogd_t { tmpfs_t devpts_t }:dir search;
#dontaudit syslogd_t unlabeled_t:file read;
#dontaudit syslogd_t { userpty_type devpts_t }:chr_file getattr;
allow syslogd_t self:capability net_admin;
allow syslogd_t self:netlink_route_socket { create ioctl read getattr write setattr append bind connect getopt setopt shutdown nlmsg_read };
ifdef(`klogd.te', `', `
# Allow access to /proc/kmsg for syslog-ng
kernel_read_messages(syslogd_t)
kernel_clear_ring_buffer(syslogd_t)
kernel_change_ring_buffer_level(syslogd_t)
')
ifdef(`TODO',`
daemon_domain(syslogd)
# can_network is for the UDP socket
can_ypbind(syslogd_t)
# log to the xconsole
allow syslogd_t xconsole_device_t:fifo_file { ioctl read write };
ifdef(`crond.te', `
# Write to the cron log.
allow syslogd_t crond_log_t:file rw_file_perms;
# for daemon re-start
allow system_crond_t syslogd_t:lnk_file read;
')
ifdef(`logrotate.te', `
allow logrotate_t syslogd_exec_t:file r_file_perms;
')
# for sending messages to logged in users
allow syslogd_t initrc_var_run_t:file { read lock };
dontaudit syslogd_t initrc_var_run_t:file write;
allow syslogd_t ttyfile:chr_file { getattr write };
#
# Special case to handle crashes
#
allow syslogd_t { device_t file_t }:sock_file unlink;
# Allow syslog to a terminal
allow syslogd_t tty_device_t:chr_file { getattr write ioctl append };
') dnl end TODO