add rhgb

refpolicy/Changelog

@@ -3,6 +3,7 @@
 	apt (Erich Schubert)
 	clamav (Erich Schubert)
 	dpkg (Erich Schubert)
+	rhgb
 	thunderbird
 	tor (Erich Schubert)
 

refpolicy/policy/modules/admin/firstboot.if

@@ -111,3 +111,20 @@ interface(`firstboot_write_pipes',`
 
 	allow $1 firstboot_t:fifo_file write;
 ')
+########################################
+## <summary>
+##	Read firstboot writable config files.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	The type of the process performing this action.
+##	</summary>
+## </param>
+#
+interface(`firstboot_read_rw_files',`
+	gen_require(`
+		type firstboot_rw_t;
+	')
+
+	allow $1 firstboot_rw_t:file r_file_perms;
+')

refpolicy/policy/modules/kernel/filesystem.if

@@ -1960,7 +1960,7 @@ interface(`fs_search_ramfs',`
 		type ramfs_t;
 	')
 
-	allow $1 ramfs_t:dir search;
+	allow $1 ramfs_t:dir search_dir_perms;
 ')
 
 ########################################
@@ -2017,6 +2017,26 @@ interface(`fs_dontaudit_read_ramfs_pipes',`
 	dontaudit $1 ramfs_t:fifo_file read;
 ')
 
+########################################
+## <summary>
+##	Create, read, write, and delete
+##	files on a ramfs filesystem.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	Domain allowed access.
+##	</summary>
+## </param>
+#
+interface(`fs_manage_ramfs_files',`
+	gen_require(`
+		type ramfs_t;
+	')
+
+	allow $1 ramfs_t:dir rw_dir_perms;
+	allow $1 ramfs_t:file manage_file_perms;
+')
+
 ########################################
 ## <summary>
 ##	Write to named pipe on a ramfs filesystem.
@@ -2032,9 +2052,29 @@ interface(`fs_write_ramfs_pipes',`
 		type ramfs_t;
 	')
 
+	allow $1 ramfs_t:dir search_dir_perms;
 	allow $1 ramfs_t:fifo_file write;
 ')
 
+########################################
+## <summary>
+##	Do not audit attempts to write to named 
+##	pipes on a ramfs filesystem.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	Domain allowed access.
+##	</summary>
+## </param>
+#
+interface(`fs_dontaudit_write_ramfs_pipes',`
+	gen_require(`
+		type ramfs_t;
+	')
+
+	dontaudit $1 ramfs_t:fifo_file write;
+')
+
 ########################################
 ## <summary>
 ##	Read and write a named pipe on a ramfs filesystem.
@@ -2050,9 +2090,30 @@ interface(`fs_rw_ramfs_pipes',`
 		type ramfs_t;
 	')
 
+	allow $1 ramfs_t:dir search_dir_perms;
 	allow $1 ramfs_t:fifo_file rw_file_perms;
 ')
 
+########################################
+## <summary>
+##	Create, read, write, and delete 
+##	named pipes on a ramfs filesystem.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	Domain allowed access.
+##	</summary>
+## </param>
+#
+interface(`fs_manage_ramfs_pipes',`
+	gen_require(`
+		type ramfs_t;
+	')
+
+	allow $1 ramfs_t:dir rw_dir_perms;
+	allow $1 ramfs_t:fifo_file manage_file_perms;
+')
+
 ########################################
 ## <summary>
 ##	Write to named socket on a ramfs filesystem.
@@ -2071,6 +2132,26 @@ interface(`fs_write_ramfs_sockets',`
 	allow $1 ramfs_t:sock_file write;
 ')
 
+########################################
+## <summary>
+##	Create, read, write, and delete
+##	named sockets on a ramfs filesystem.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	Domain allowed access.
+##	</summary>
+## </param>
+#
+interface(`fs_manage_ramfs_sockets',`
+	gen_require(`
+		type ramfs_t;
+	')
+
+	allow $1 ramfs_t:dir rw_dir_perms;
+	allow $1 ramfs_t:sock_file manage_file_perms;
+')
+
 ########################################
 ## <summary>
 ##	Mount a ROM filesystem.

refpolicy/policy/modules/services/rhgb.fc

@@ -0,0 +1,4 @@
+#
+# /usr
+#
+/usr/bin/rhgb		--	gen_context(system_u:object_r:rhgb_exec_t,s0)

refpolicy/policy/modules/services/rhgb.if

@@ -0,0 +1,126 @@
+## <summary> Red Hat Graphical Boot </summary>
+
+########################################
+## <summary>
+##	RHGB stub interface.  No access allowed.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	N/A
+##	</summary>
+## </param>
+#
+interface(`rhgb_stub',`
+	gen_require(`
+		type rhgb_t;
+	')
+')
+
+########################################
+## <summary>
+##	Use a rhgb file descriptor.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	The type of the process performing this action.
+##	</summary>
+## </param>
+#
+interface(`rhgb_use_fds',`
+	gen_require(`
+		type rhgb_t;
+	')
+
+	allow $1 rhgb_t:fd use;
+')
+
+########################################
+## <summary>
+##	Read and write to unix stream sockets.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	The type of the process performing this action.
+##	</summary>
+## </param>
+#
+interface(`rhgb_rw_stream_sockets',`
+	gen_require(`
+		type rhgb_t;
+	')
+
+	allow $1 rhgb_t:unix_stream_socket { read write };
+')
+
+########################################
+## <summary>
+##	Do not audit attempts to read and write
+##	rhgb unix domain stream sockets.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	The type of the process performing this action.
+##	</summary>
+## </param>
+#
+interface(`rhgb_dontaudit_rw_stream_sockets',`
+	gen_require(`
+		type rhgb_t;
+	')
+
+	dontaudit $1 rhgb_t:unix_stream_socket { read write };
+')
+
+########################################
+## <summary>
+##	Connected to rhgb unix stream socket.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	The type of the process performing this action.
+##	</summary>
+## </param>
+#
+interface(`rhgb_stream_connect',`
+	gen_require(`
+		type rhgb_t;
+	')
+
+	allow $1 rhgb_t:unix_stream_socket connectto;
+')
+
+########################################
+## <summary>
+##	Read and write to rhgb shared memory.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	The type of the process performing this action.
+##	</summary>
+## </param>
+#
+interface(`rhgb_rw_shm',`
+	gen_require(`
+		type rhgb_t;
+	')
+
+	allow $1 rhgb_t:shm rw_shm_perms;
+')
+
+########################################
+## <summary>
+##	Read and write to rhgb temporary file system.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	The type of the process performing this action.
+##	</summary>
+## </param>
+#
+interface(`rhgb_rw_tmpfs_files',`
+	gen_require(`
+		type rhgb_tmpfs_t;
+	')
+
+	allow $1 rhgb_tmpfs_t:file { read write };
+')

refpolicy/policy/modules/services/rhgb.te

@@ -0,0 +1,149 @@
+
+policy_module(rhgb,1.0.0)
+
+########################################
+#
+# Declarations
+#
+
+type rhgb_t;
+type rhgb_exec_t;
+init_daemon_domain(rhgb_t,rhgb_exec_t)
+
+type rhgb_devpts_t;
+term_pty(rhgb_devpts_t)
+
+type rhgb_tmpfs_t;
+files_tmpfs_file(rhgb_tmpfs_t)
+
+########################################
+#
+# Local policy
+#
+
+allow rhgb_t self:capability { sys_admin sys_tty_config };
+dontaudit rhgb_t self:capability sys_tty_config;
+allow rhgb_t self:process signal_perms;
+allow rhgb_t self:shm create_shm_perms;
+allow rhgb_t self:unix_stream_socket create_stream_socket_perms;
+allow rhgb_t self:fifo_file rw_file_perms;
+allow rhgb_t self:tcp_socket create_socket_perms;
+allow rhgb_t self:udp_socket create_socket_perms;
+
+allow rhgb_t rhgb_devpts_t:chr_file { rw_file_perms setattr };
+term_create_pty(rhgb_t,rhgb_devpts_t)
+
+allow rhgb_t rhgb_tmpfs_t:dir manage_dir_perms;
+allow rhgb_t rhgb_tmpfs_t:file manage_file_perms;
+allow rhgb_t rhgb_tmpfs_t:lnk_file create_lnk_perms;
+allow rhgb_t rhgb_tmpfs_t:sock_file manage_file_perms;
+allow rhgb_t rhgb_tmpfs_t:fifo_file manage_file_perms;
+fs_tmpfs_filetrans(rhgb_t,rhgb_tmpfs_t,{ dir file lnk_file sock_file fifo_file })
+
+kernel_read_kernel_sysctls(rhgb_t)
+kernel_read_system_state(rhgb_t)
+
+corecmd_exec_bin(rhgb_t)
+corecmd_exec_sbin(rhgb_t)
+
+corenet_tcp_sendrecv_generic_if(rhgb_t)
+corenet_udp_sendrecv_generic_if(rhgb_t)
+corenet_raw_sendrecv_generic_if(rhgb_t)
+corenet_tcp_sendrecv_all_nodes(rhgb_t)
+corenet_udp_sendrecv_all_nodes(rhgb_t)
+corenet_raw_sendrecv_all_nodes(rhgb_t)
+corenet_tcp_sendrecv_all_ports(rhgb_t)
+corenet_udp_sendrecv_all_ports(rhgb_t)
+corenet_non_ipsec_sendrecv(rhgb_t)
+corenet_tcp_bind_all_nodes(rhgb_t)
+corenet_udp_bind_all_nodes(rhgb_t)
+corenet_tcp_connect_all_ports(rhgb_t)
+
+dev_read_sysfs(rhgb_t)
+
+domain_use_interactive_fds(rhgb_t)
+
+files_read_etc_files(rhgb_t)
+files_read_etc_runtime_files(rhgb_t)
+files_search_tmp(rhgb_t)
+files_read_usr_files(rhgb_t)
+files_mounton_mnt(rhgb_t)
+files_dontaudit_read_default_files(rhgb_t)
+files_dontaudit_search_pids(rhgb_t)
+# for nscd
+files_dontaudit_search_var(rhgb_t)
+
+fs_search_auto_mountpoints(rhgb_t)
+fs_mount_ramfs(rhgb_t)
+fs_unmount_ramfs(rhgb_t)
+# for ramfs file systems
+fs_manage_ramfs_files(rhgb_t)
+fs_manage_ramfs_pipes(rhgb_t)
+fs_manage_ramfs_sockets(rhgb_t)
+
+term_dontaudit_use_console(rhgb_t)
+term_use_unallocated_ttys(rhgb_t)
+
+init_use_fds(rhgb_t)
+init_use_script_ptys(rhgb_t)
+init_write_initctl(rhgb_t)
+
+libs_use_ld_so(rhgb_t)
+libs_use_shared_libs(rhgb_t)
+# for localization
+libs_read_lib_files(rhgb_t)
+
+logging_send_syslog_msg(rhgb_t)
+
+miscfiles_read_localization(rhgb_t)
+miscfiles_read_fonts(rhgb_t)
+
+sysnet_read_config(rhgb_t)
+
+userdom_dontaudit_use_unpriv_user_fds(rhgb_t)
+
+xserver_read_xdm_xserver_tmp_files(rhgb_t)
+xserver_kill_xdm_xserver(rhgb_t)
+# for running setxkbmap
+xserver_read_xkb_libs(rhgb_t)
+
+ifdef(`targeted_policy',`
+	term_dontaudit_use_generic_ptys(rhgb_t)
+	files_dontaudit_read_root_files(rhgb_t)
+')
+
+optional_policy(`firstboot',`
+	firstboot_read_rw_files(rhgb_t)
+')
+
+optional_policy(`nis',`
+	nis_use_ypbind(rhgb_t)
+')
+
+optional_policy(`selinuxutil',`
+	seutil_sigchld_newrole(rhgb_t)
+')
+
+optional_policy(`udev',`
+	udev_read_db(rhgb_t)
+')
+
+ifdef(`TODO',`
+	#TODO
+	ifdef(`hide_broken_symptoms', `
+		# for a bug in the X server
+		dontaudit mount_t rhgb_gph_t:fd use;
+	')
+	#TODO this seems a bit much
+	allow domain rhgb_devpts_t:chr_file { read write };
+	#TODO this (ie files_dontaudit_read_default_files(rhgb_t))doesn't make sense with the following
+	allow rhgb_t default_t:file { getattr read };
+	#TODO
+	# for gnome-pty-helper
+	gph_domain(rhgb, system)
+	allow initrc_t rhgb_gph_t:fd use;
+	ifdef(`hide_broken_symptoms', `
+		# it should not do this
+		dontaudit rhgb_t { staff_home_dir_t sysadm_home_dir_t }:dir search;
+	')
+')

refpolicy/policy/modules/services/xserver.if

@@ -828,3 +828,79 @@ interface(`xserver_delete_log',`
 	allow $1 xserver_log_t:dir rw_dir_perms;
 	allow $1 xserver_log_t:file unlink;
 ')
+
+########################################
+## <summary>
+##	Read X keyboard extension libraries.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	Domain to not audit
+##	</summary>
+## </param>
+#
+interface(`xserver_read_xkb_libs',`
+	gen_require(`
+		type xkb_var_lib_t;
+	')
+
+	files_search_var_lib($1)
+	allow $1 xkb_var_lib_t:dir list_dir_perms;
+	allow $1 xkb_var_lib_t:file r_file_perms;
+	allow $1 xkb_var_lib_t:lnk_file { getattr read };
+')
+
+########################################
+## <summary>
+##	Read xdm temporary files.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	Domain to not audit
+##	</summary>
+## </param>
+#
+interface(`xserver_read_xdm_xserver_tmp_files',`
+	gen_require(`
+		type xdm_xserver_tmp_t;
+	')
+
+	allow $1 xdm_xserver_tmp_t:file { getattr read };
+')
+
+########################################
+## <summary>
+##	Kill XDM X servers
+## </summary>
+## <param name="domain">
+##	<summary>
+##	Domain to not audit
+##	</summary>
+## </param>
+#
+interface(`xserver_kill_xdm_xserver',`
+	gen_require(`
+		type xdm_xserver_t;
+	')
+
+	allow $1 xdm_xserver_t:process sigkill;
+')
+
+########################################
+## <summary>
+##	Do not audit attempts to read and write to
+##	a XDM X server socket.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	Domain to not audit
+##	</summary>
+## </param>
+#
+interface(`xserver_dontaudit_rw_xdm_xserver_tcp_sockets',`
+	gen_require(`
+		type xdm_xserver_t;
+	')
+
+	dontaudit $1 xdm_xserver_t:tcp_socket { read write };
+')

refpolicy/policy/modules/services/xserver.te

@@ -429,6 +429,11 @@ ifdef(`targeted_policy',`
 	unconfined_domtrans(xdm_xserver_t)
 ')
 
+optional_policy(`rhgb',`
+	rhgb_rw_shm(xdm_xserver_t)
+	rhgb_rw_tmpfs_files(xdm_xserver_t)
+')
+
 ifdef(`TODO',`
 allow xdm_t xconsole_device_t:fifo_file { getattr setattr };
 

refpolicy/policy/modules/system/fstools.te

@@ -167,3 +167,8 @@ optional_policy(`cron',`
 optional_policy(`nis',`
 	nis_use_ypbind(fsadm_t)
 ')
+
+optional_policy(`rhgb',`
+	fs_dontaudit_write_ramfs_pipes(fsadm_t)
+	rhgb_stub(fsadm_t)
+')

refpolicy/policy/modules/system/init.te

@@ -660,6 +660,11 @@ optional_policy(`quota',`
 
 optional_policy(`rhgb',`
 	corecmd_shell_entry_type(initrc_t)
+	fs_write_ramfs_sockets(initrc_t)
+	fs_search_ramfs(initrc_t)
+
+	rhgb_rw_stream_sockets(initrc_t)
+	rhgb_stream_connect(initrc_t)
 ')
 
 optional_policy(`rpm',`

refpolicy/policy/modules/system/modutils.te

@@ -143,6 +143,16 @@ optional_policy(`nscd',`
 	nscd_socket_use(insmod_t)
 ')
 
+optional_policy(`rhgb',`
+	fs_manage_ramfs_files(insmod_t)
+
+	rhgb_use_fds(insmod_t)
+
+	ifdef(`hide_broken_symptoms',`
+		xserver_dontaudit_rw_xdm_xserver_tcp_sockets(insmod_t)
+	')
+')
+
 optional_policy(`rpm',`
 	rpm_rw_pipes(insmod_t)
 ')

refpolicy/policy/modules/system/mount.te

@@ -128,6 +128,14 @@ optional_policy(`apm',`
 	apm_use_fds(mount_t)
 ')
 
+optional_policy(`rhgb',`
+	ifdef(`hide_broken_symptoms',`
+		# for a bug in the X server
+		rhgb_dontaudit_rw_stream_sockets(mount_t)
+		term_dontaudit_use_ptmx(mount_t)
+	')
+')
+
 # for kernel package installation
 optional_policy(`rpm',`
 	rpm_rw_pipes(mount_t)