diff --git a/app.te b/app.te index 0d7b6001b3a1cd2ba648fbeef0ad599a351b3f17..70b1c94e35662e3207734484a21a66ee0db830a4 100644 --- a/app.te +++ b/app.te @@ -161,6 +161,8 @@ allow appdomain mnt_user_file:lnk_file r_file_perms; # Read/write visible storage allow appdomain fuse:dir create_dir_perms; allow appdomain fuse:file create_file_perms; +allow appdomain sdcardfs:dir create_dir_perms; +allow appdomain sdcardfs:file create_file_perms; # Access OBBs (vfat images) mounted by vold (b/17633509) # File write access allowed for FDs returned through Storage Access Framework diff --git a/file.te b/file.te index cab2a5e6105ecfb1277fa51a000c17933f335cb1..7b6b4a9c0ab9796e53d2ead73a574021e4862493 100644 --- a/file.te +++ b/file.te @@ -29,6 +29,7 @@ type sysfs_hwrandom, fs_type, sysfs_type; type sysfs_nfc_power_writable, fs_type, sysfs_type, mlstrustedobject; type sysfs_wake_lock, fs_type, sysfs_type; type sysfs_mac_address, fs_type, sysfs_type; +type configfs, fs_type; # /sys/devices/system/cpu type sysfs_devices_system_cpu, fs_type, sysfs_type; # /sys/module/lowmemorykiller @@ -44,6 +45,7 @@ type tmpfs, fs_type; type shm, fs_type; type mqueue, fs_type; type fuse, sdcard_type, fs_type, mlstrustedobject; +type sdcardfs, sdcard_type, fs_type, mlstrustedobject; type vfat, sdcard_type, fs_type, mlstrustedobject; typealias fuse alias sdcard_internal; typealias vfat alias sdcard_external; diff --git a/genfs_contexts b/genfs_contexts index 891c686fbc64356837068fdf56a6facc30829fa9..81749fd1c89e5ca44e48e45fd90a60ca22ac4eeb 100644 --- a/genfs_contexts +++ b/genfs_contexts @@ -37,6 +37,8 @@ genfscon vfat / u:object_r:vfat:s0 genfscon debugfs / u:object_r:debugfs:s0 genfscon tracefs / u:object_r:debugfs_tracing:s0 genfscon fuse / u:object_r:fuse:s0 +genfscon configfs / u:object_r:configfs:s0 +genfscon sdcardfs / u:object_r:sdcardfs:s0 genfscon pstore / u:object_r:pstorefs:s0 genfscon functionfs / u:object_r:functionfs:s0 genfscon usbfs / u:object_r:usbfs:s0 diff --git a/init.te b/init.te index 1845fa234c03e4553c5247cb267af9f7e21f4197..889598562f3e8c886e8912b2d55117a425d9008b 100644 --- a/init.te +++ b/init.te @@ -61,6 +61,10 @@ allow init tmpfs:dir mounton; allow init cgroup:dir create_dir_perms; allow init cpuctl_device:dir { create mounton }; +# /config +allow init configfs:dir mounton; +allow init configfs:dir create_dir_perms; + # Use tmpfs as /data, used for booting when /data is encrypted allow init tmpfs:dir relabelfrom; diff --git a/system_server.te b/system_server.te index fb864caebdec19d93e46cc1a1b40ff25281368d6..a84812a394d45ac5f5fa4598f9d64755756a33d0 100644 --- a/system_server.te +++ b/system_server.te @@ -440,6 +440,10 @@ userdebug_or_eng(` allow system_server vold:fd use; allow system_server fuse_device:chr_file { read write ioctl getattr }; +# For configuring sdcardfs +allow system_server configfs:dir { create_dir_perms }; +allow system_server configfs:file { getattr open unlink write }; + # Connect to adbd and use a socket transferred from it. # Used for e.g. jdwp. allow system_server adbd:unix_stream_socket connectto; diff --git a/untrusted_app.te b/untrusted_app.te index 5e6c1b69531ef4652453dd48b0dc84bd5dda5ead..8289dce1c64db5c05a6e5199dd426cce445b4eb7 100644 --- a/untrusted_app.te +++ b/untrusted_app.te @@ -150,6 +150,7 @@ neverallow untrusted_app { cache_file cache_recovery_file }:file ~{ read getattr neverallow untrusted_app { fs_type -fuse # sdcard + -sdcardfs # sdcard file_type -app_data_file # The apps sandbox itself -media_rw_data_file # Internal storage. Known that apps can diff --git a/zygote.te b/zygote.te index e1be061c9ba6c3b6e102c1315d84829073aadf6a..83f2c76413af64b53765d3f51d8a31ffb43edd29 100644 --- a/zygote.te +++ b/zygote.te @@ -52,6 +52,7 @@ allow zygote proc_cpuinfo:file mounton; allow zygote rootfs:dir mounton; allow zygote tmpfs:filesystem { mount unmount }; allow zygote fuse:filesystem { unmount }; +allow zygote sdcardfs:filesystem { unmount }; # Allowed to create user-specific storage source if started before vold allow zygote mnt_user_file:dir create_dir_perms;