add snort, bug 1546

refpolicy/Changelog

@@ -43,6 +43,7 @@
 	postgrey
 	qmail (Petre Rodan)
 	rhgb
+	snort
 	thunderbird
 	tor (Erich Schubert)
 	xen (Dan Walsh)

refpolicy/policy/modules/kernel/kernel.if

@@ -666,7 +666,7 @@ interface(`kernel_dontaudit_read_system_state',`
 		type proc_t;
 	')
 
-	dontaudit $1 proc_t:file read;
+	dontaudit $1 proc_t:file { getattr read };
 ')
 
 ########################################

refpolicy/policy/modules/kernel/kernel.te

@@ -1,5 +1,5 @@
 
-policy_module(kernel,1.3.2)
+policy_module(kernel,1.3.3)
 
 ########################################
 #

refpolicy/policy/modules/services/snort.fc

@@ -0,0 +1,6 @@
+
+/etc/snort(/.*)?	gen_context(system_u:object_r:snort_etc_t,s0)
+
+/usr/s?bin/snort --	gen_context(system_u:object_r:snort_exec_t,s0)
+
+/var/log/snort(/.*)?	gen_context(system_u:object_r:snort_log_t,s0)

refpolicy/policy/modules/services/snort.if

@@ -0,0 +1 @@
+## <summary>Snort network intrusion detection system</summary>

refpolicy/policy/modules/services/snort.te

@@ -0,0 +1,110 @@
+
+policy_module(snort,1.0.0)
+
+########################################
+#
+# Declarations
+#
+
+type snort_t;
+type snort_exec_t;
+init_daemon_domain(snort_t,snort_exec_t)
+
+type snort_etc_t;
+files_type(snort_etc_t)
+
+type snort_log_t;
+logging_log_file(snort_log_t)
+
+type snort_tmp_t;
+files_tmp_file(snort_tmp_t)
+
+type snort_var_run_t;
+files_pid_file(snort_var_run_t)
+
+########################################
+#
+# Local policy
+#
+
+allow snort_t self:capability { setgid setuid net_admin net_raw dac_override };
+dontaudit snort_t self:capability sys_tty_config;
+allow snort_t self:process signal_perms;
+allow snort_t self:netlink_route_socket { bind create getattr nlmsg_read read write };
+allow snort_t self:tcp_socket create_stream_socket_perms;
+allow snort_t self:udp_socket create_socket_perms;
+allow snort_t self:packet_socket create_socket_perms;
+
+allow snort_t snort_etc_t:dir r_dir_perms;
+allow snort_t snort_etc_t:file r_file_perms;
+allow snort_t snort_etc_t:lnk_file { getattr read };
+
+allow snort_t snort_log_t:file create_file_perms;
+allow snort_t snort_log_t:dir { create rw_dir_perms };
+logging_log_filetrans(snort_t,snort_log_t,{ file dir })
+
+allow snort_t snort_tmp_t:dir create_dir_perms;
+allow snort_t snort_tmp_t:file create_file_perms;
+files_tmp_filetrans(snort_t, snort_tmp_t, { file dir })
+
+allow snort_t snort_var_run_t:file create_file_perms;
+allow snort_t snort_var_run_t:dir rw_dir_perms;
+files_pid_filetrans(snort_t,snort_var_run_t,file)
+
+kernel_read_kernel_sysctls(snort_t)
+kernel_list_proc(snort_t)
+kernel_read_proc_symlinks(snort_t)
+kernel_dontaudit_read_system_state(snort_t)
+
+corenet_non_ipsec_sendrecv(snort_t)
+corenet_tcp_sendrecv_generic_if(snort_t)
+corenet_udp_sendrecv_generic_if(snort_t)
+corenet_raw_sendrecv_generic_if(snort_t)
+corenet_tcp_sendrecv_all_nodes(snort_t)
+corenet_udp_sendrecv_all_nodes(snort_t)
+corenet_raw_sendrecv_all_nodes(snort_t)
+corenet_tcp_sendrecv_all_ports(snort_t)
+corenet_udp_sendrecv_all_ports(snort_t)
+corenet_tcp_bind_all_nodes(snort_t)
+corenet_udp_bind_all_nodes(snort_t)
+
+dev_read_sysfs(snort_t)
+
+domain_use_interactive_fds(snort_t)
+
+files_read_etc_files(snort_t)
+files_dontaudit_read_etc_runtime_files(snort_t)
+
+fs_getattr_all_fs(snort_t)
+fs_search_auto_mountpoints(snort_t)
+
+term_dontaudit_use_console(snort_t)
+
+init_use_fds(snort_t)
+init_use_script_ptys(snort_t)
+
+libs_use_ld_so(snort_t)
+libs_use_shared_libs(snort_t)
+
+logging_send_syslog_msg(snort_t)
+
+miscfiles_read_localization(snort_t)
+
+sysnet_read_config(snort_t)
+
+userdom_dontaudit_use_unpriv_user_fds(snort_t)
+userdom_dontaudit_search_sysadm_home_dirs(snort_t)
+
+ifdef(`targeted_policy',`
+	term_dontaudit_use_unallocated_ttys(snort_t)
+	term_dontaudit_use_generic_ptys(snort_t)
+	files_dontaudit_read_root_files(snort_t)
+')
+
+optional_policy(`
+	seutil_sigchld_newrole(snort_t)
+')
+
+optional_policy(`
+	udev_read_db(snort_t)
+')