selinux-policy/refpolicy/policy/modules/system/logging.te
2005-06-07 18:45:47 +00:00

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policy_module(logging,1.0)
########################################
#
# Declarations
#
attribute logfile;
type auditd_log_t;
logging_make_log_file(auditd_t,auditd_log_t)
type auditd_t;
type auditd_exec_t;
init_make_daemon_domain(auditd_t,auditd_exec_t)
type auditd_var_run_t;
files_make_daemon_runtime_file(auditd_var_run_t)
type devlog_t;
files_make_file(devlog_t)
type klogd_t;
type klogd_exec_t;
init_make_daemon_domain(klogd_t,klogd_exec_t)
type klogd_tmp_t;
files_make_temporary_file(klogd_tmp_t)
type klogd_var_run_t;
files_make_daemon_runtime_file(klogd_var_run_t)
type syslogd_t;
type syslogd_exec_t;
init_make_daemon_domain(syslogd_t,syslogd_exec_t)
type syslogd_tmp_t;
files_make_temporary_file(syslogd_tmp_t)
type syslogd_var_run_t;
files_make_daemon_runtime_file(syslogd_var_run_t)
type var_log_t, logfile;
files_make_file(var_log_t)
########################################
#
# Auditd local policy
#
allow auditd_t self:capability { audit_write audit_control };
dontaudit auditd_t self:capability sys_tty_config;
allow auditd_t self:netlink_audit_socket { bind create getattr nlmsg_read nlmsg_write read write };
allow auditd_t auditd_log_t:file { create ioctl read getattr lock write setattr append link unlink rename };
allow auditd_t auditd_var_run_t:file { getattr create read write append setattr unlink };
files_create_daemon_runtime_data(auditd_t,auditd_var_run_t)
kernel_read_kernel_sysctl(auditd_t)
kernel_read_hardware_state(auditd_t)
filesystem_get_all_filesystems_attributes(auditd_t)
terminal_ignore_use_console(auditd_t)
init_use_file_descriptors(auditd_t)
init_script_use_pseudoterminal(auditd_t)
domain_use_widely_inheritable_file_descriptors(auditd_t)
files_read_general_system_config(auditd_t)
logging_send_system_log_message(auditd_t)
libraries_use_dynamic_loader(auditd_t)
libraries_use_shared_libraries(auditd_t)
miscfiles_read_localization(auditd_t)
tunable_policy(`targeted_policy', `
terminal_ignore_use_general_physical_terminal(auditd_t)
terminal_ignore_use_general_pseudoterminal(auditd_t)
files_ignore_read_rootfs_file(auditd_t)
')
optional_policy(`selinux.te',`
selinux_newrole_sigchld(auditd_t)
')
optional_policy(`udev.te', `
udev_read_database(auditd_t)
')
ifdef(`TODO',`
allow auditd_t proc_t:dir r_dir_perms;
allow auditd_t proc_t:lnk_file read;
dontaudit auditd_t unpriv_userdomain:fd use;
allow auditd_t autofs_t:dir { search getattr };
dontaudit auditd_t sysadm_home_dir_t:dir search;
optional_policy(`rhgb.te', `
allow auditd_t rhgb_t:process sigchld;
allow auditd_t rhgb_t:fd use;
allow auditd_t rhgb_t:fifo_file { read write };
')
# cjp: this is questionable:
allow auditd_t sysadm_tty_device_t:chr_file rw_file_perms;
') dnl endif TODO
########################################
#
# klogd local policy
#
allow klogd_t klogd_tmp_t:file create_file_perms;
files_create_private_tmp_data(klogd_t,klogd_tmp_t)
allow klogd_t klogd_var_run_t:file create_file_perms;
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)
bootloader_read_kernel_symbol_table(klogd_t)
devices_raw_read_memory(klogd_t)
filesystem_get_all_filesystems_attributes(klogd_t)
files_create_daemon_runtime_data(klogd_t,klogd_var_run_t)
files_read_runtime_system_config(klogd_t)
# read /etc/nsswitch.conf
files_read_general_system_config(klogd_t)
init_use_file_descriptors(klogd_t)
libraries_use_dynamic_loader(klogd_t)
libraries_use_shared_libraries(klogd_t)
logging_send_system_log_message(klogd_t)
miscfiles_read_localization(klogd_t)
########################################
#
# syslogd local policy
#
allow syslogd_t self:capability { dac_override net_bind_service sys_resource sys_tty_config };
dontaudit syslogd_t self:capability sys_tty_config;
allow syslogd_t self:process signal_perms;
# receive messages to be logged
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 };
allow syslogd_t self:udp_socket { create ioctl read getattr write setattr append bind getopt setopt shutdown connect };
# create/append log files.
allow syslogd_t var_log_t:dir rw_dir_perms;
allow syslogd_t var_log_t:file create_file_perms;
# manage temporary files
allow syslogd_t syslogd_tmp_t:file create_file_perms;
files_create_private_tmp_data(syslogd_t,syslogd_tmp_t)
allow syslogd_t syslogd_var_run_t:file create_file_perms;
files_create_daemon_runtime_data(syslogd_t,syslogd_var_run_t,file)
# 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 };
files_create_daemon_runtime_data(syslogd_t,devlog_t,sock_file)
# I belive these are not needed:
allow syslogd_t devlog_t:unix_stream_socket name_bind;
allow syslogd_t devlog_t:unix_dgram_socket name_bind;
# manage pid file
allow syslogd_t syslogd_var_run_t:file { getattr create read write append setattr unlink };
files_create_daemon_runtime_data(syslogd_t,syslogd_var_run_t)
kernel_read_hardware_state(syslogd_t)
kernel_read_kernel_sysctl(syslogd_t)
devices_create_dev_entry(syslogd_t,devlog_t,sock_file)
terminal_ignore_use_console(syslogd_t)
# Allow syslog to a terminal
terminal_write_general_physical_terminal(syslogd_t)
# for sending messages to logged in users
init_script_read_runtime_data(syslogd_t)
init_script_ignore_write_runtime_data(syslogd_t)
terminal_write_all_private_physical_terminals(syslogd_t)
corenetwork_sendrecv_raw_on_all_interfaces(syslogd_t)
corenetwork_sendrecv_udp_on_all_interfaces(syslogd_t)
corenetwork_sendrecv_raw_on_all_nodes(syslogd_t)
corenetwork_sendrecv_udp_on_all_nodes(syslogd_t)
corenetwork_sendrecv_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)
init_use_file_descriptors(syslogd_t)
init_script_use_pseudoterminal(syslogd_t)
domain_use_widely_inheritable_file_descriptors(syslogd_t)
files_read_general_system_config(syslogd_t)
libraries_use_dynamic_loader(syslogd_t)
libraries_use_shared_libraries(syslogd_t)
sysnetwork_read_network_config(syslogd_t)
miscfiles_read_localization(syslogd_t)
userdomain_ignore_use_all_unprivileged_users_file_descriptors(syslogd_t)
#
# /initrd is not umounted before minilog starts
#
files_ignore_search_isid_type_dir(syslogd_t)
#allow syslogd_t tmpfs_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)
')
tunable_policy(`targeted_policy', `
terminal_ignore_use_general_physical_terminal(syslogd_t)
terminal_ignore_use_general_pseudoterminal(syslogd_t)
files_ignore_read_rootfs_file(syslogd_t)
')
optional_policy(`selinux.te',`
selinux_newrole_sigchld(syslogd_t)
')
optional_policy(`udev.te', `
udev_read_database(syslogd_t)
')
optional_policy(`cron.te',`
cron_modify_log(syslogd_t)
')
ifdef(`TODO',`
allow syslogd_t proc_t:lnk_file read;
allow syslogd_t autofs_t:dir { search getattr };
dontaudit syslogd_t sysadm_home_dir_t:dir search;
optional_policy(`rhgb.te', `
allow syslogd_t rhgb_t:process sigchld;
allow syslogd_t rhgb_t:fd use;
allow syslogd_t rhgb_t:fifo_file { read write };
')
tunable_policy(`direct_sysadm_daemon',`
dontaudit syslogd_t admin_tty_type:chr_file rw_file_perms;
')
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)
')
# 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', `
# 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;
')
#
# Special case to handle crashes
#
allow syslogd_t { device_t file_t }:sock_file unlink;
') dnl end TODO