Add sepolicy for gralloc-alloc HAL
Allow SurfaceFlinger to call into IAllocator, and allow everyone to access
IAllocator's fd.
Specifically,
hwbinder_use(...) for
avc: denied { call } for scontext=u:r:hal_graphics_allocator:s0 tcontext=u:r:hwservicemanager:s0 tclass=binder permissive=1
avc: denied { transfer } for scontext=u:r:hal_graphics_allocator:s0 tcontext=u:r:hwservicemanager:s0 tclass=binder permissive=1
allow ... ion_device:chr_file r_file_perms for
avc: denied { read } for name="ion" dev="tmpfs" ino=15014 scontext=u:r:hal_graphics_allocator:s0 tcontext=u:object_r:ion_device:s0 tclass=chr_file permissive=1
avc: denied { open } for path="/dev/ion" dev="tmpfs" ino=15014 scontext=u:r:hal_graphics_allocator:s0 tcontext=u:object_r:ion_device:s0 tclass=chr_file permissive=1
avc: denied { ioctl } for path="/dev/ion" dev="tmpfs" ino=15014 ioctlcmd=4900 scontext=u:r:hal_graphics_allocator:s0 tcontext=u:object_r:ion_device:s0 tclass=chr_file permissive=1
allow ... gpu_device:chr_file rw_file_perms; for
avc: denied { read write } for name="kgsl-3d0" dev="tmpfs" ino=14956 scontext=u:r:hal_graphics_allocator:s0 tcontext=u:object_r:gpu_device:s0 tclass=chr_file permissive=1
avc: denied { open } for path="/dev/kgsl-3d0" dev="tmpfs" ino=14956 scontext=u:r:hal_graphics_allocator:s0 tcontext=u:object_r:gpu_device:s0 tclass=chr_file permissive=1
avc: denied { ioctl } for path="/dev/kgsl-3d0" dev="tmpfs" ino=14956 ioctlcmd=940 scontext=u:r:hal_graphics_allocator:s0 tcontext=u:object_r:gpu_device:s0 tclass=chr_file permissive=1
binder_call(surfaceflinger, ...) for
avc: denied { call } for scontext=u:r:surfaceflinger:s0 tcontext=u:r:hal_graphics_allocator:s0 tclass=binder permissive=1
allow ... ...:fd use for
avc: denied { use } for path="anon_inode:dmabuf" dev="anon_inodefs" ino=12794 scontext=u:r:surfaceflinger:s0 tcontext=u:r:hal_graphics_allocator:s0 tclass=fd permissive=1
Bug: 32021161
Test: make bootimage
Change-Id: Ie7700142313407ac438c43dd1a85544dc4c67f13
diff --git a/private/file_contexts b/private/file_contexts
index e0018e3..382a20d 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -225,6 +225,7 @@
/system/lib(64)?/libart.* u:object_r:libart_file:s0
/system/bin/hw/android\.hardware\.audio@2\.0-service u:object_r:hal_audio_exec:s0
/system/bin/hw/android\.hardware\.boot@1\.0-service u:object_r:hal_boot_exec:s0
+/system/bin/hw/android\.hardware\.graphics\.allocator@2\.0-service u:object_r:hal_graphics_allocator_exec:s0
/system/bin/hw/android\.hardware\.light@2\.0-service u:object_r:hal_light_exec:s0
/system/bin/hw/android\.hardware\.memtrack@1\.0-service u:object_r:hal_memtrack_exec:s0
/system/bin/hw/android\.hardware\.nfc@1\.0-service u:object_r:hal_nfc_exec:s0
diff --git a/private/hal_graphics_allocator.te b/private/hal_graphics_allocator.te
new file mode 100644
index 0000000..d00cf68
--- /dev/null
+++ b/private/hal_graphics_allocator.te
@@ -0,0 +1 @@
+init_daemon_domain(hal_graphics_allocator)