## Allow domain to manage virt image files
@@ -287,15 +445,16 @@ interface(`virt_manage_log',`
#
interface(`virt_manage_images',`
gen_require(`
- type virt_image_t, virt_var_lib_t;
+ type virt_var_lib_t;
+ attribute virt_image_type;
')
virt_search_lib($1)
- allow $1 virt_image_t:dir list_dir_perms;
- manage_dirs_pattern($1, virt_image_t, virt_image_t)
- manage_files_pattern($1, virt_image_t, virt_image_t)
- read_lnk_files_pattern($1, virt_image_t, virt_image_t)
- rw_blk_files_pattern($1, virt_image_t, virt_image_t)
+ allow $1 virt_image_type:dir list_dir_perms;
+ manage_dirs_pattern($1, virt_image_type, virt_image_type)
+ manage_files_pattern($1, virt_image_type, virt_image_type)
+ read_lnk_files_pattern($1, virt_image_type, virt_image_type)
+ rw_blk_files_pattern($1, virt_image_type, virt_image_type)
tunable_policy(`virt_use_nfs',`
fs_manage_nfs_dirs($1)
@@ -304,7 +463,7 @@ interface(`virt_manage_images',`
')
tunable_policy(`virt_use_samba',`
- fs_manage_nfs_files($1)
+ fs_manage_cifs_files($1)
fs_manage_cifs_files($1)
fs_read_cifs_symlinks($1)
')
diff --git a/policy/modules/services/virt.te b/policy/modules/services/virt.te
index 88fb1401..b02d62ca 100644
--- a/policy/modules/services/virt.te
+++ b/policy/modules/services/virt.te
@@ -1,11 +1,18 @@
-policy_module(virt, 1.3.0)
+policy_module(virt, 1.3.1)
########################################
#
# Declarations
#
+##
+##
+## Allow virt to use serial/parallell communication ports
+##
+##
+gen_tunable(virt_use_comm, false)
+
##
##
## Allow virt to manage nfs files
@@ -20,6 +27,27 @@ gen_tunable(virt_use_nfs, false)
##
gen_tunable(virt_use_samba, false)
+##
+##
+## Allow virt to manage device configuration, (pci)
+##
+##
+gen_tunable(virt_use_sysfs, false)
+
+##
+##
+## Allow virt to use usb devices
+##
+##
+gen_tunable(virt_use_usb, true)
+
+virt_domain_template(svirt)
+role system_r types svirt_t;
+
+type svirt_cache_t;
+files_type(svirt_cache_t)
+
+attribute virt_domain;
attribute virt_image_type;
type virt_etc_t;
@@ -29,9 +57,14 @@ type virt_etc_rw_t;
files_type(virt_etc_rw_t)
# virt Image files
-type virt_image_t, virt_image_type; # customizable
+type virt_image_t; # customizable
virt_image(virt_image_t)
+# virt Image files
+type virt_content_t; # customizable
+virt_image(virt_content_t)
+userdom_user_home_content(virt_content_t)
+
type virt_log_t;
logging_log_file(virt_log_t)
@@ -44,21 +77,102 @@ files_type(virt_var_lib_t)
type virtd_t;
type virtd_exec_t;
init_daemon_domain(virtd_t, virtd_exec_t)
+domain_obj_id_change_exemption(virtd_t)
+domain_subj_id_change_exemption(virtd_t)
type virtd_initrc_exec_t;
init_script_file(virtd_initrc_exec_t)
+ifdef(`enable_mcs',`
+ init_ranged_daemon_domain(virtd_t, virtd_exec_t,s0 - mcs_systemhigh)
+')
+
+ifdef(`enable_mls',`
+ init_ranged_daemon_domain(virtd_t, virtd_exec_t,s0 - mls_systemhigh)
+')
+
+########################################
+#
+# svirt local policy
+#
+
+allow svirt_t self:udp_socket create_socket_perms;
+
+manage_dirs_pattern(svirt_t, svirt_cache_t, svirt_cache_t)
+manage_files_pattern(svirt_t, svirt_cache_t, svirt_cache_t)
+files_var_filetrans(svirt_t, svirt_cache_t, { file dir })
+
+read_lnk_files_pattern(svirt_t, virt_image_t, virt_image_t)
+
+allow svirt_t svirt_image_t:dir search_dir_perms;
+manage_dirs_pattern(svirt_t, svirt_image_t, svirt_image_t)
+manage_files_pattern(svirt_t, svirt_image_t, svirt_image_t)
+
+list_dirs_pattern(svirt_t, virt_content_t, virt_content_t)
+read_files_pattern(svirt_t, virt_content_t, virt_content_t)
+dontaudit svirt_t virt_content_t:file write_file_perms;
+dontaudit svirt_t virt_content_t:dir write;
+
+corenet_udp_sendrecv_generic_if(svirt_t)
+corenet_udp_sendrecv_generic_node(svirt_t)
+corenet_udp_sendrecv_all_ports(svirt_t)
+corenet_udp_bind_generic_node(svirt_t)
+corenet_udp_bind_all_ports(svirt_t)
+
+dev_list_sysfs(svirt_t)
+
+userdom_search_user_home_content(svirt_t)
+userdom_read_all_users_state(svirt_t)
+
+tunable_policy(`virt_use_comm',`
+ term_use_unallocated_ttys(svirt_t)
+ dev_rw_printer(svirt_t)
+')
+
+tunable_policy(`virt_use_nfs',`
+ fs_manage_nfs_dirs(svirt_t)
+ fs_manage_nfs_files(svirt_t)
+')
+
+tunable_policy(`virt_use_samba',`
+ fs_manage_cifs_dirs(svirt_t)
+ fs_manage_cifs_files(svirt_t)
+')
+
+tunable_policy(`virt_use_sysfs',`
+ dev_rw_sysfs(svirt_t)
+')
+
+tunable_policy(`virt_use_usb',`
+ dev_rw_usbfs(svirt_t)
+ fs_manage_dos_dirs(svirt_t)
+ fs_manage_dos_files(svirt_t)
+')
+
+optional_policy(`
+ xen_rw_image_files(svirt_t)
+')
+
########################################
#
# virtd local policy
#
-allow virtd_t self:capability { dac_override kill net_admin setgid sys_nice sys_ptrace };
-allow virtd_t self:process { getsched sigkill signal execmem };
-allow virtd_t self:fifo_file rw_file_perms;
+allow virtd_t self:capability { chown dac_override fowner ipc_lock kill mknod net_admin net_raw setpcap setuid setgid sys_admin sys_nice sys_ptrace };
+allow virtd_t self:process { getcap getsched setcap sigkill signal signull execmem setexec setfscreate setsched };
+
+allow virtd_t self:fifo_file rw_fifo_file_perms;
allow virtd_t self:unix_stream_socket create_stream_socket_perms;
allow virtd_t self:tcp_socket create_stream_socket_perms;
-allow virtd_t self:tun_socket create;
+allow virtd_t self:tun_socket create_socket_perms;
+
+manage_dirs_pattern(virtd_t, svirt_cache_t, svirt_cache_t)
+manage_files_pattern(virtd_t, svirt_cache_t, svirt_cache_t)
+
+manage_dirs_pattern(virtd_t, virt_content_t, virt_content_t)
+manage_files_pattern(virtd_t, virt_content_t, virt_content_t)
+
+allow virtd_t virt_domain:process { getattr getsched setsched transition signal signull sigkill };
read_files_pattern(virtd_t, virt_etc_t, virt_etc_t)
read_lnk_files_pattern(virtd_t, virt_etc_t, virt_etc_t)
@@ -69,6 +183,9 @@ manage_lnk_files_pattern(virtd_t, virt_etc_rw_t, virt_etc_rw_t)
filetrans_pattern(virtd_t, virt_etc_t, virt_etc_rw_t, dir)
manage_files_pattern(virtd_t, virt_image_type, virt_image_type)
+manage_blk_files_pattern(virtd_t, virt_image_type, virt_image_type)
+allow virtd_t virt_image_type:file { relabelfrom relabelto };
+allow virtd_t virt_image_type:blk_file { relabelfrom relabelto };
manage_dirs_pattern(virtd_t, virt_log_t, virt_log_t)
manage_files_pattern(virtd_t, virt_log_t, virt_log_t)
@@ -76,6 +193,7 @@ logging_log_filetrans(virtd_t, virt_log_t, { file dir })
manage_dirs_pattern(virtd_t, virt_var_lib_t, virt_var_lib_t)
manage_files_pattern(virtd_t, virt_var_lib_t, virt_var_lib_t)
+manage_sock_files_pattern(virtd_t, virt_var_lib_t, virt_var_lib_t)
files_var_lib_filetrans(virtd_t, virt_var_lib_t, { file dir })
manage_dirs_pattern(virtd_t, virt_var_run_t, virt_var_run_t)
@@ -86,7 +204,8 @@ files_pid_filetrans(virtd_t, virt_var_run_t, { file dir })
kernel_read_system_state(virtd_t)
kernel_read_network_state(virtd_t)
kernel_rw_net_sysctls(virtd_t)
-kernel_load_module(virtd_t)
+kernel_request_load_module(virtd_t)
+kernel_search_debugfs(virtd_t)
corecmd_exec_bin(virtd_t)
corecmd_exec_shell(virtd_t)
@@ -97,30 +216,43 @@ corenet_tcp_sendrecv_generic_if(virtd_t)
corenet_tcp_sendrecv_generic_node(virtd_t)
corenet_tcp_sendrecv_all_ports(virtd_t)
corenet_tcp_bind_generic_node(virtd_t)
-#corenet_tcp_bind_virt_port(virtd_t)
+corenet_tcp_bind_virt_port(virtd_t)
corenet_tcp_bind_vnc_port(virtd_t)
corenet_tcp_connect_vnc_port(virtd_t)
corenet_tcp_connect_soundd_port(virtd_t)
corenet_rw_tun_tap_dev(virtd_t)
-dev_read_sysfs(virtd_t)
+dev_rw_sysfs(virtd_t)
dev_read_rand(virtd_t)
+dev_rw_kvm(virtd_t)
+dev_getattr_all_chr_files(virtd_t)
# Init script handling
domain_use_interactive_fds(virtd_t)
+domain_read_all_domains_state(virtd_t)
files_read_usr_files(virtd_t)
files_read_etc_files(virtd_t)
files_read_etc_runtime_files(virtd_t)
files_search_all(virtd_t)
-files_list_kernel_modules(virtd_t)
+files_read_kernel_modules(virtd_t)
+files_read_usr_src_files(virtd_t)
+files_manage_etc_files(virtd_t)
fs_list_auto_mountpoints(virtd_t)
+fs_getattr_xattr_fs(virtd_t)
+fs_rw_anon_inodefs_files(virtd_t)
+fs_list_inotifyfs(virtd_t)
+mcs_process_set_categories(virtd_t)
+
+storage_manage_fixed_disk(virtd_t)
+storage_relabel_fixed_disk(virtd_t)
storage_raw_write_removable_device(virtd_t)
storage_raw_read_removable_device(virtd_t)
term_getattr_pty_fs(virtd_t)
+term_use_generic_ptys(virtd_t)
term_use_ptmx(virtd_t)
auth_use_nsswitch(virtd_t)
@@ -128,9 +260,20 @@ auth_use_nsswitch(virtd_t)
miscfiles_read_localization(virtd_t)
miscfiles_read_certs(virtd_t)
+modutils_read_module_deps(virtd_t)
+modutils_manage_module_config(virtd_t)
+
logging_send_syslog_msg(virtd_t)
+seutil_read_default_contexts(virtd_t)
+
+sysnet_domtrans_ifconfig(virtd_t)
+sysnet_read_config(virtd_t)
+
+userdom_getattr_all_users(virtd_t)
+userdom_list_user_home_content(virtd_t)
userdom_read_all_users_state(virtd_t)
+userdom_read_user_home_content_files(virtd_t)
tunable_policy(`virt_use_nfs',`
fs_manage_nfs_dirs(virtd_t)
@@ -168,16 +311,32 @@ optional_policy(`
dnsmasq_domtrans(virtd_t)
dnsmasq_signal(virtd_t)
dnsmasq_kill(virtd_t)
+ dnsmasq_read_pid_files(virtd_t)
+ dnsmasq_signull(virtd_t)
')
optional_policy(`
iptables_domtrans(virtd_t)
+ iptables_initrc_domtrans(virtd_t)
+
+ # Manages /etc/sysconfig/system-config-firewall
+ iptables_manage_config(virtd_t)
')
-#optional_policy(`
-# polkit_domtrans_auth(virtd_t)
-# polkit_domtrans_resolve(virtd_t)
-#')
+optional_policy(`
+ kerberos_keytab_template(virtd, virtd_t)
+')
+
+optional_policy(`
+ lvm_domtrans(virtd_t)
+')
+
+optional_policy(`
+ policykit_dbus_chat(virtd_t)
+ policykit_domtrans_auth(virtd_t)
+ policykit_domtrans_resolve(virtd_t)
+ policykit_read_lib(virtd_t)
+')
optional_policy(`
qemu_domtrans(virtd_t)
@@ -196,8 +355,79 @@ optional_policy(`
xen_stream_connect(virtd_t)
xen_stream_connect_xenstore(virtd_t)
+ xen_read_image_files(virtd_t)
+')
+
+optional_policy(`
+ udev_domtrans(virtd_t)
')
optional_policy(`
unconfined_domain(virtd_t)
')
+
+########################################
+#
+# virtual domains common policy
+#
+
+allow virt_domain self:capability { dac_read_search dac_override };
+allow virt_domain self:process { execmem signal getsched signull };
+allow virt_domain self:fifo_file rw_file_perms;
+allow virt_domain self:shm create_shm_perms;
+allow virt_domain self:unix_stream_socket create_stream_socket_perms;
+allow virt_domain self:unix_dgram_socket { create_socket_perms sendto };
+allow virt_domain self:tcp_socket create_stream_socket_perms;
+
+append_files_pattern(virt_domain, virt_log_t, virt_log_t)
+
+append_files_pattern(virt_domain, virt_var_lib_t, virt_var_lib_t)
+
+kernel_read_system_state(virt_domain)
+
+corecmd_exec_bin(virt_domain)
+corecmd_exec_shell(virt_domain)
+
+corenet_all_recvfrom_unlabeled(virt_domain)
+corenet_all_recvfrom_netlabel(virt_domain)
+corenet_tcp_sendrecv_generic_if(virt_domain)
+corenet_tcp_sendrecv_generic_node(virt_domain)
+corenet_tcp_sendrecv_all_ports(virt_domain)
+corenet_tcp_bind_generic_node(virt_domain)
+corenet_tcp_bind_vnc_port(virt_domain)
+corenet_rw_tun_tap_dev(virt_domain)
+corenet_tcp_bind_virt_migration_port(virt_domain)
+corenet_tcp_connect_virt_migration_port(virt_domain)
+
+dev_read_sound(virt_domain)
+dev_write_sound(virt_domain)
+dev_rw_ksm(virt_domain)
+dev_rw_kvm(virt_domain)
+dev_rw_qemu(virt_domain)
+
+domain_use_interactive_fds(virt_domain)
+
+files_read_etc_files(virt_domain)
+files_read_usr_files(virt_domain)
+files_read_var_files(virt_domain)
+
+fs_getattr_tmpfs(virt_domain)
+fs_rw_anon_inodefs_files(virt_domain)
+fs_rw_tmpfs_files(virt_domain)
+
+auth_use_nsswitch(virt_domain)
+
+logging_send_syslog_msg(virt_domain)
+
+miscfiles_read_localization(virt_domain)
+
+optional_policy(`
+ ptchown_domtrans(virt_domain)
+')
+
+optional_policy(`
+ virt_read_config(virt_domain)
+ virt_read_lib_files(virt_domain)
+ virt_read_content(virt_domain)
+ virt_stream_connect(virt_domain)
+')