From: jason@perfinion.com (Jason Zaman) Date: Sat, 5 Sep 2015 15:35:11 +0800 Subject: [refpolicy] [PATCH 1/2] virt: Add policy for virtlockd the Virtual machine lock manager Message-ID: <1441438512-1237-1-git-send-email-jason@perfinion.com> To: refpolicy@oss.tresys.com List-Id: refpolicy.oss.tresys.com --- virt.fc | 4 ++++ virt.te | 59 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 63 insertions(+) diff --git a/virt.fc b/virt.fc index b38007b..7bc2d3c 100644 --- a/virt.fc +++ b/virt.fc @@ -27,6 +27,7 @@ HOME_DIR/VirtualMachines/isos(/.*)? gen_context(system_u:object_r:virt_content_t /usr/sbin/fence_virtd -- gen_context(system_u:object_r:virsh_exec_t,s0) /usr/sbin/libvirt-qmf -- gen_context(system_u:object_r:virt_qmf_exec_t,s0) /usr/sbin/libvirtd -- gen_context(system_u:object_r:virtd_exec_t,s0) +/usr/sbin/virtlockd -- gen_context(system_u:object_r:virtlockd_exec_t,s0) /var/cache/libvirt(/.*)? gen_context(system_u:object_r:virt_cache_t,s0-mls_systemhigh) @@ -35,6 +36,7 @@ HOME_DIR/VirtualMachines/isos(/.*)? gen_context(system_u:object_r:virt_content_t /var/lib/libvirt/images(/.*)? gen_context(system_u:object_r:virt_image_t,s0) /var/lib/libvirt/isos(/.*)? gen_context(system_u:object_r:virt_content_t,s0) /var/lib/libvirt/qemu(/.*)? gen_context(system_u:object_r:svirt_var_run_t,s0-mls_systemhigh) +/var/lib/libvirt/lockd(/.*)? gen_context(system_u:object_r:virtlockd_var_lib_t,s0) /var/log/log(/.*)? gen_context(system_u:object_r:virt_log_t,s0) /var/log/libvirt(/.*)? gen_context(system_u:object_r:virt_log_t,s0) @@ -48,5 +50,7 @@ HOME_DIR/VirtualMachines/isos(/.*)? gen_context(system_u:object_r:virt_content_t /var/run/libvirt/lxc(/.*)? gen_context(system_u:object_r:virtd_lxc_var_run_t,s0) /var/run/libvirt-sandbox(/.*)? gen_context(system_u:object_r:virtd_lxc_var_run_t,s0) /var/run/libvirt/qemu(/.*)? gen_context(system_u:object_r:svirt_var_run_t,s0-mls_systemhigh) +/var/run/libvirt/virtlockd-sock gen_context(system_u:object_r:virtlockd_run_t,s0) /var/run/user/[^/]*/libguestfs(/.*)? gen_context(system_u:object_r:virt_home_t,s0) /var/run/vdsm(/.*)? gen_context(system_u:object_r:virt_var_run_t,s0) +/var/run/virtlockd.pid gen_context(system_u:object_r:virtlockd_run_t,s0) diff --git a/virt.te b/virt.te index f8a59e4..c6ec8bc 100644 --- a/virt.te +++ b/virt.te @@ -190,6 +190,24 @@ type virsh_t; type virsh_exec_t; init_system_domain(virsh_t, virsh_exec_t) +type virtlockd_t; +type virtlockd_exec_t; +init_daemon_domain(virtlockd_t, virtlockd_exec_t) + +type virtlockd_run_t; +files_pid_file(virtlockd_run_t) + +type virtlockd_var_lib_t; +files_mountpoint(virtlockd_var_lib_t) + +ifdef(`enable_mcs',` + init_ranged_daemon_domain(virtlockd_t, virtlockd_exec_t, s0 - mcs_systemhigh) +') + +ifdef(`enable_mls',` + init_ranged_daemon_domain(virtlockd_t, virtlockd_exec_t, s0 - mls_systemhigh) +') + ######################################## # # Common virt domain local policy @@ -221,6 +239,7 @@ manage_lnk_files_pattern(virt_domain, svirt_var_run_t, svirt_var_run_t) files_pid_filetrans(virt_domain, svirt_var_run_t, { dir file }) stream_connect_pattern(virt_domain, svirt_var_run_t, svirt_var_run_t, virtd_t) +stream_connect_pattern(virt_domain, virt_var_run_t, virtlockd_run_t, virtlockd_t) dontaudit virt_domain virt_tmpfs_type:file { read write }; @@ -522,6 +541,7 @@ filetrans_pattern(virtd_t, virt_var_run_t, virtd_lxc_var_run_t, dir, "lxc") stream_connect_pattern(virtd_t, virtd_lxc_var_run_t, virtd_lxc_var_run_t, virtd_lxc_t) stream_connect_pattern(virtd_t, svirt_var_run_t, svirt_var_run_t, virt_domain) +stream_connect_pattern(virtd_t, virt_var_run_t, virtlockd_run_t, virtlockd_t) can_exec(virtd_t, virt_tmp_t) @@ -1239,3 +1259,42 @@ manage_files_pattern(virt_leaseshelper_t, virt_var_run_t, virt_var_run_t) files_pid_filetrans(virt_leaseshelper_t, virt_var_run_t, file) kernel_dontaudit_read_system_state(virt_leaseshelper_t) + +######################################## +# +# Virtlockd local policy +# + +allow virtlockd_t self:capability dac_override; +allow virtlockd_t self:fifo_file { read write }; + +allow virtlockd_t virt_image_type:file rw_file_perms; + +read_files_pattern(virtlockd_t, virt_etc_t, virt_etc_t) +read_lnk_files_pattern(virtlockd_t, virt_etc_t, virt_etc_t) + +append_files_pattern(virtlockd_t, virt_log_t, virt_log_t) +create_files_pattern(virtlockd_t, virt_log_t, virt_log_t) +logging_log_filetrans(virtlockd_t, virt_log_t, { file dir }) + +list_dirs_pattern(virtlockd_t, virt_var_lib_t, virt_var_lib_t) +list_dirs_pattern(virtlockd_t, virt_image_type, virt_image_type) + +manage_dirs_pattern(virtlockd_t, { virt_var_lib_t virtlockd_var_lib_t }, virtlockd_var_lib_t) +manage_files_pattern(virtlockd_t, { virt_var_lib_t virtlockd_var_lib_t }, virtlockd_var_lib_t) +filetrans_pattern(virtlockd_t, virt_var_lib_t, virtlockd_var_lib_t, { dir file }) + +manage_dirs_pattern(virtlockd_t, virt_var_run_t, virtlockd_run_t) +manage_files_pattern(virtlockd_t, virt_var_run_t, virtlockd_run_t) +manage_sock_files_pattern(virtlockd_t, virt_var_run_t, virtlockd_run_t) +filetrans_pattern(virtlockd_t, virt_var_run_t, virtlockd_run_t, { dir file sock_file }) +files_pid_filetrans(virtlockd_t, virtlockd_run_t, file) + +can_exec(virtlockd_t, virtlockd_exec_t) + +ps_process_pattern(virtlockd_t, virtd_t) + +files_read_etc_files(virtlockd_t) +files_list_var_lib(virtlockd_t) + +miscfiles_read_localization(virtlockd_t) -- 2.4.6