diff options
Diffstat (limited to 'policy/modules/contrib/amavis.te')
| -rw-r--r-- | policy/modules/contrib/amavis.te | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/policy/modules/contrib/amavis.te b/policy/modules/contrib/amavis.te new file mode 100644 index 00000000..c4f59249 --- /dev/null +++ b/policy/modules/contrib/amavis.te @@ -0,0 +1,194 @@ +policy_module(amavis, 1.13.0) + +######################################## +# +# Declarations +# + +type amavis_t; +type amavis_exec_t; +domain_type(amavis_t) +init_daemon_domain(amavis_t, amavis_exec_t) + +# configuration files +type amavis_etc_t; +files_config_file(amavis_etc_t) + +type amavis_initrc_exec_t; +init_script_file(amavis_initrc_exec_t) + +# pid files +type amavis_var_run_t; +files_pid_file(amavis_var_run_t) + +# var/lib files +type amavis_var_lib_t; +files_type(amavis_var_lib_t) + +# log files +type amavis_var_log_t; +logging_log_file(amavis_var_log_t) + +# tmp files +type amavis_tmp_t; +files_tmp_file(amavis_tmp_t) + +# virus quarantine +type amavis_quarantine_t; +files_type(amavis_quarantine_t) + +type amavis_spool_t; +files_type(amavis_spool_t) + +######################################## +# +# amavis local policy +# + +allow amavis_t self:capability { kill chown dac_override setgid setuid }; +dontaudit amavis_t self:capability sys_tty_config; +allow amavis_t self:process { signal sigchld sigkill signull }; +allow amavis_t self:fifo_file rw_fifo_file_perms; +allow amavis_t self:unix_stream_socket create_stream_socket_perms; +allow amavis_t self:unix_dgram_socket create_socket_perms; +allow amavis_t self:tcp_socket { listen accept }; +allow amavis_t self:netlink_route_socket r_netlink_socket_perms; + +# configuration files +allow amavis_t amavis_etc_t:dir list_dir_perms; +read_files_pattern(amavis_t, amavis_etc_t, amavis_etc_t) +read_lnk_files_pattern(amavis_t, amavis_etc_t, amavis_etc_t) + +can_exec(amavis_t, amavis_exec_t) + +# mail quarantine +manage_dirs_pattern(amavis_t, amavis_quarantine_t, amavis_quarantine_t) +manage_files_pattern(amavis_t, amavis_quarantine_t, amavis_quarantine_t) +manage_sock_files_pattern(amavis_t, amavis_quarantine_t, amavis_quarantine_t) + +# Spool Files +manage_dirs_pattern(amavis_t, amavis_spool_t, amavis_spool_t) +manage_files_pattern(amavis_t, amavis_spool_t, amavis_spool_t) +manage_lnk_files_pattern(amavis_t, amavis_spool_t, amavis_spool_t) +manage_sock_files_pattern(amavis_t, amavis_spool_t, amavis_spool_t) +filetrans_pattern(amavis_t, amavis_spool_t, amavis_var_run_t, sock_file) +files_search_spool(amavis_t) + +# tmp files +manage_files_pattern(amavis_t, amavis_tmp_t, amavis_tmp_t) +allow amavis_t amavis_tmp_t:dir setattr_dir_perms; +files_tmp_filetrans(amavis_t, amavis_tmp_t, file) + +# var/lib files for amavis +manage_dirs_pattern(amavis_t, amavis_var_lib_t, amavis_var_lib_t) +manage_files_pattern(amavis_t, amavis_var_lib_t, amavis_var_lib_t) +manage_sock_files_pattern(amavis_t, amavis_var_lib_t, amavis_var_lib_t) +files_search_var_lib(amavis_t) + +# log files +allow amavis_t amavis_var_log_t:dir setattr_dir_perms; +manage_files_pattern(amavis_t, amavis_var_log_t, amavis_var_log_t) +manage_sock_files_pattern(amavis_t, amavis_var_log_t, amavis_var_log_t) +logging_log_filetrans(amavis_t, amavis_var_log_t, { sock_file file dir }) + +# pid file +manage_dirs_pattern(amavis_t, amavis_var_run_t, amavis_var_run_t) +manage_files_pattern(amavis_t, amavis_var_run_t, amavis_var_run_t) +manage_sock_files_pattern(amavis_t, amavis_var_run_t, amavis_var_run_t) +files_pid_filetrans(amavis_t, amavis_var_run_t, { dir file sock_file }) + +kernel_read_kernel_sysctls(amavis_t) +# amavis tries to access /proc/self/stat, /etc/shadow and /root - perl... +kernel_dontaudit_list_proc(amavis_t) +kernel_dontaudit_read_proc_symlinks(amavis_t) +kernel_dontaudit_read_system_state(amavis_t) + +# find perl +corecmd_exec_bin(amavis_t) +corecmd_exec_shell(amavis_t) + +corenet_all_recvfrom_unlabeled(amavis_t) +corenet_all_recvfrom_netlabel(amavis_t) +corenet_tcp_sendrecv_generic_if(amavis_t) +corenet_tcp_sendrecv_generic_node(amavis_t) +corenet_tcp_bind_generic_node(amavis_t) +corenet_udp_bind_generic_node(amavis_t) +# amavis uses well-defined ports +corenet_tcp_sendrecv_amavisd_recv_port(amavis_t) +corenet_tcp_sendrecv_amavisd_send_port(amavis_t) +# just the other side not. ;-) +corenet_tcp_sendrecv_all_ports(amavis_t) +# connect to backchannel port +corenet_tcp_connect_amavisd_send_port(amavis_t) +# bind to incoming port +corenet_tcp_bind_amavisd_recv_port(amavis_t) +corenet_udp_bind_generic_port(amavis_t) +corenet_dontaudit_udp_bind_all_ports(amavis_t) +corenet_tcp_connect_razor_port(amavis_t) + +dev_read_rand(amavis_t) +dev_read_urand(amavis_t) + +domain_use_interactive_fds(amavis_t) + +files_read_etc_files(amavis_t) +files_read_etc_runtime_files(amavis_t) +files_read_usr_files(amavis_t) + +fs_getattr_xattr_fs(amavis_t) + +auth_dontaudit_read_shadow(amavis_t) + +# uses uptime which reads utmp - redhat bug 561383 +init_read_utmp(amavis_t) +init_stream_connect_script(amavis_t) + +logging_send_syslog_msg(amavis_t) + +miscfiles_read_generic_certs(amavis_t) +miscfiles_read_localization(amavis_t) + +sysnet_dns_name_resolve(amavis_t) +sysnet_use_ldap(amavis_t) + +userdom_dontaudit_search_user_home_dirs(amavis_t) + +# Cron handling +cron_use_fds(amavis_t) +cron_use_system_job_fds(amavis_t) +cron_rw_pipes(amavis_t) + +mta_read_config(amavis_t) + +optional_policy(` + clamav_stream_connect(amavis_t) + clamav_domtrans_clamscan(amavis_t) +') + +optional_policy(` + dcc_domtrans_client(amavis_t) + dcc_stream_connect_dccifd(amavis_t) +') + +optional_policy(` + nslcd_stream_connect(amavis_t) +') + +optional_policy(` + postfix_read_config(amavis_t) +') + +optional_policy(` + pyzor_domtrans(amavis_t) + pyzor_signal(amavis_t) +') + +optional_policy(` + razor_domtrans(amavis_t) +') + +optional_policy(` + spamassassin_exec(amavis_t) + spamassassin_exec_client(amavis_t) + spamassassin_read_lib_files(amavis_t) +') |