diff --git a/private/compat/26.0/26.0.ignore.cil b/private/compat/26.0/26.0.ignore.cil index 1f2d82348042b17d0b5cc494899193b0608523a9..2cb4d09ef6b97302c243baa85d67fe64771c3543 100644 --- a/private/compat/26.0/26.0.ignore.cil +++ b/private/compat/26.0/26.0.ignore.cil @@ -33,6 +33,8 @@ thermalserviced_tmpfs timezone_service tombstoned_java_trace_socket + vold_prepare_subdirs + vold_prepare_subdirs_exec vold_service wpantund wpantund_exec diff --git a/private/file_contexts b/private/file_contexts index fe4b1003fd525e3e2845384e49827a2c80fe394e..d87d9bfd3bb5ba77c828719c8e1880ae05803738 100644 --- a/private/file_contexts +++ b/private/file_contexts @@ -273,6 +273,7 @@ /system/etc/selinux/plat_and_mapping_sepolicy\.cil\.sha256 u:object_r:sepolicy_file:s0 /system/bin/vr_hwc u:object_r:vr_hwc_exec:s0 /system/bin/adbd u:object_r:adbd_exec:s0 +/system/bin/vold_prepare_subdirs u:object_r:vold_prepare_subdirs_exec:s0 ############################# # Vendor files @@ -433,6 +434,10 @@ # User icon files /data/system/users/[0-9]+/photo.png u:object_r:icon_file:s0 +# vold per-user data +/data/misc_de/[0-9]+/vold(/.*)? u:object_r:vold_data_file:s0 +/data/misc_ce/[0-9]+/vold(/.*)? u:object_r:vold_data_file:s0 + ############################# # efs files # diff --git a/private/vold_prepare_subdirs.te b/private/vold_prepare_subdirs.te new file mode 100644 index 0000000000000000000000000000000000000000..c2146f91af06c033454b5a19d9a052d1e7805e8e --- /dev/null +++ b/private/vold_prepare_subdirs.te @@ -0,0 +1 @@ +domain_auto_trans(vold, vold_prepare_subdirs_exec, vold_prepare_subdirs) diff --git a/public/vold.te b/public/vold.te index 71932dfc72f051f44d083abb8eafed2172903c06..197eead7f059aa12f954bbc38ce30a4295bdef77 100644 --- a/public/vold.te +++ b/public/vold.te @@ -201,7 +201,7 @@ allow vold misc_block_device:blk_file w_file_perms; neverallow { domain -vold } vold_data_file:dir ~{ open create read getattr setattr search relabelto ioctl }; neverallow { domain -vold -kernel } vold_data_file:notdevfile_class_set ~{ relabelto getattr }; -neverallow { domain -vold -init } vold_data_file:dir *; +neverallow { domain -vold -init -vold_prepare_subdirs } vold_data_file:dir *; neverallow { domain -vold -init -kernel } vold_data_file:notdevfile_class_set *; neverallow { domain -vold -init } restorecon_prop:property_service set; diff --git a/public/vold_prepare_subdirs.te b/public/vold_prepare_subdirs.te new file mode 100644 index 0000000000000000000000000000000000000000..ddb5882383c14d165c7eb6ccbf11cbf607623823 --- /dev/null +++ b/public/vold_prepare_subdirs.te @@ -0,0 +1,18 @@ +# SELinux directory creation and labelling for vold-managed directories + +type vold_prepare_subdirs, domain; +type vold_prepare_subdirs_exec, exec_type, file_type; + +typeattribute vold_prepare_subdirs coredomain; + +allow vold_prepare_subdirs system_file:file execute_no_trans; +allow vold_prepare_subdirs shell_exec:file rx_file_perms; +allow vold_prepare_subdirs toolbox_exec:file rx_file_perms; +allow vold_prepare_subdirs devpts:chr_file { ioctl read write }; +allow vold_prepare_subdirs vold:fd use; +allow vold_prepare_subdirs vold:fifo_file { read write }; +allow vold_prepare_subdirs file_contexts_file:file r_file_perms; +allow vold_prepare_subdirs self:capability dac_override; +allow vold_prepare_subdirs self:process setfscreate; +allow vold_prepare_subdirs system_data_file:dir { add_name write }; +allow vold_prepare_subdirs vold_data_file:dir { create getattr setattr };