platform_system_sepolicy/public/hal_graphics_composer.te

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Restrict access to hwservicemanager This adds fine-grained policy about who can register and find which HwBinder services in hwservicemanager. Test: Play movie in Netflix and Google Play Movies Test: Play video in YouTube app and YouTube web page Test: In Google Camera app, take photo (HDR+ and conventional), record video (slow motion and normal), and check that photos look fine and videos play back with sound. Test: Cast screen to a Google Cast device Test: Get location fix in Google Maps Test: Make and receive a phone call, check that sound works both ways and that disconnecting the call frome either end works fine. Test: Run RsHelloCompute RenderScript demo app Test: Run fast subset of media CTS tests: make and install CtsMediaTestCases.apk adb shell am instrument -e size small \ -w 'android.media.cts/android.support.test.runner.AndroidJUnitRunner' Test: Play music using Google Play music Test: Adjust screen brightness via the slider in Quick Settings Test: adb bugreport Test: Enroll in fingerprint screen unlock, unlock screen using fingerprint Test: Apply OTA update: Make some visible change, e.g., rename Settings app. make otatools && \ make dist Ensure device has network connectivity ota_call.py -s <serial here> --file out/dist/sailfish-ota-*.zip Confirm the change is now live on the device Bug: 34454312 (cherry picked from commit 632bc494f199d9d85c37c1751667fe41f4b094cb) Merged-In: Iecf74000e6c68f01299667486f3c767912c076d3 Change-Id: I7a9a487beaf6f30c52ce08e04d415624da49dd31
2017-04-14 04:05:27 +02:00
# HwBinder IPC from client to server, and callbacks
binder_call(hal_graphics_composer_client, hal_graphics_composer_server)
binder_call(hal_graphics_composer_server, hal_graphics_composer_client)
add_hwservice(hal_graphics_composer_server, hal_graphics_composer_hwservice)
allow hal_graphics_composer_client hal_graphics_composer_hwservice:hwservice_manager find;
Add sepolicy for hwcomposer HAL Allow SurfaceFlinger to call into IComposer, and vice versa for IComposerCallback. Specifically, hwbinder_use(...) for avc: denied { call } for scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:hwservicemanager:s0 tclass=binder permissive=1 avc: denied { transfer } for scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:hwservicemanager:s0 tclass=binder permissive=1 binder_call(..., surfaceflinger) for avc: denied { call } for scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:surfaceflinger:s0 tclass=binder 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_composer: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_composer: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_composer:s0 tcontext=u:object_r:gpu_device:s0 tclass=chr_file permissive=1 allow ... ion_device:chr_file r_file_perms for avc: denied { ioctl } for path="/dev/ion" dev="tmpfs" ino=15014 ioctlcmd=4900 scontext=u:r:hal_graphics_composer:s0 tcontext=u:object_r:ion_device:s0 tclass=chr_file permissive=1 allow ... graphics_device ... for avc: denied { ioctl } for path="/dev/graphics/fb0" dev="tmpfs" ino=15121 ioctlcmd=5380 scontext=u:r:hal_graphics_composer:s0 tcontext=u:object_r:graphics_device:s0 tclass=chr_file permissive=1 allow ... ...:fd use for avc: denied { use } for path="anon_inode:dmabuf" dev="anon_inodefs" ino=12794 scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:hal_graphics_allocator_service:s0 tclass=fd permissive=1 avc: denied { use } for path="anon_inode:sync_fence" dev="anon_inodefs" ino=12794 scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:bootanim:s0 tclass=fd permissive=1 avc: denied { use } for path="anon_inode:sync_fence" dev="anon_inodefs" ino=12794 scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:surfaceflinger:s0 tclass=fd permissive=1 avc: denied { use } for path="anon_inode:sync_fence" dev="anon_inodefs" ino=12794 scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:platform_app:s0:c512,c768 tclass=fd permissive=1 binder_call(surfaceflinger, ...) for avc: denied { call } for scontext=u:r:surfaceflinger:s0 tcontext=u:r:hal_graphics_composer:s0 tclass=binder permissive=1 avc: denied { transfer } for scontext=u:r:surfaceflinger:s0 tcontext=u:r:hal_graphics_composer:s0 tclass=binder permissive=1 avc: denied { use } for path="anon_inode:sync_fence" dev="anon_inodefs" ino=12794 ioctlcmd=3e02 scontext=u:r:surfaceflinger:s0 tcontext=u:r:hal_graphics_composer:s0 tclass=fd permissive=1 avc: denied { use } for path="anon_inode:sync_fence" dev="anon_inodefs" ino=12794 scontext=u:r:surfaceflinger:s0 tcontext=u:r:hal_graphics_composer:s0 tclass=fd permissive=1 allow bootanim ...:fd use for avc: denied { use } for path="anon_inode:sync_fence" dev="anon_inodefs" ino=11947 scontext=u:r:bootanim:s0 tcontext=u:r:hal_graphics_composer:s0 tclass=fd permissive=1 Bug: 32021609 Test: make bootimage Change-Id: I036cdbebf0c619fef7559f294f1865f381b17588
2016-10-18 04:58:22 +02:00
# Coordinate with hal_graphics_mapper
allow hal_graphics_composer_server hal_graphics_mapper_hwservice:hwservice_manager find;
Add sepolicy for hwcomposer HAL Allow SurfaceFlinger to call into IComposer, and vice versa for IComposerCallback. Specifically, hwbinder_use(...) for avc: denied { call } for scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:hwservicemanager:s0 tclass=binder permissive=1 avc: denied { transfer } for scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:hwservicemanager:s0 tclass=binder permissive=1 binder_call(..., surfaceflinger) for avc: denied { call } for scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:surfaceflinger:s0 tclass=binder 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_composer: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_composer: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_composer:s0 tcontext=u:object_r:gpu_device:s0 tclass=chr_file permissive=1 allow ... ion_device:chr_file r_file_perms for avc: denied { ioctl } for path="/dev/ion" dev="tmpfs" ino=15014 ioctlcmd=4900 scontext=u:r:hal_graphics_composer:s0 tcontext=u:object_r:ion_device:s0 tclass=chr_file permissive=1 allow ... graphics_device ... for avc: denied { ioctl } for path="/dev/graphics/fb0" dev="tmpfs" ino=15121 ioctlcmd=5380 scontext=u:r:hal_graphics_composer:s0 tcontext=u:object_r:graphics_device:s0 tclass=chr_file permissive=1 allow ... ...:fd use for avc: denied { use } for path="anon_inode:dmabuf" dev="anon_inodefs" ino=12794 scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:hal_graphics_allocator_service:s0 tclass=fd permissive=1 avc: denied { use } for path="anon_inode:sync_fence" dev="anon_inodefs" ino=12794 scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:bootanim:s0 tclass=fd permissive=1 avc: denied { use } for path="anon_inode:sync_fence" dev="anon_inodefs" ino=12794 scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:surfaceflinger:s0 tclass=fd permissive=1 avc: denied { use } for path="anon_inode:sync_fence" dev="anon_inodefs" ino=12794 scontext=u:r:hal_graphics_composer:s0 tcontext=u:r:platform_app:s0:c512,c768 tclass=fd permissive=1 binder_call(surfaceflinger, ...) for avc: denied { call } for scontext=u:r:surfaceflinger:s0 tcontext=u:r:hal_graphics_composer:s0 tclass=binder permissive=1 avc: denied { transfer } for scontext=u:r:surfaceflinger:s0 tcontext=u:r:hal_graphics_composer:s0 tclass=binder permissive=1 avc: denied { use } for path="anon_inode:sync_fence" dev="anon_inodefs" ino=12794 ioctlcmd=3e02 scontext=u:r:surfaceflinger:s0 tcontext=u:r:hal_graphics_composer:s0 tclass=fd permissive=1 avc: denied { use } for path="anon_inode:sync_fence" dev="anon_inodefs" ino=12794 scontext=u:r:surfaceflinger:s0 tcontext=u:r:hal_graphics_composer:s0 tclass=fd permissive=1 allow bootanim ...:fd use for avc: denied { use } for path="anon_inode:sync_fence" dev="anon_inodefs" ino=11947 scontext=u:r:bootanim:s0 tcontext=u:r:hal_graphics_composer:s0 tclass=fd permissive=1 Bug: 32021609 Test: make bootimage Change-Id: I036cdbebf0c619fef7559f294f1865f381b17588
2016-10-18 04:58:22 +02:00
# GPU device access
allow hal_graphics_composer gpu_device:chr_file rw_file_perms;
allow hal_graphics_composer ion_device:chr_file r_file_perms;
allow hal_graphics_composer hal_graphics_allocator:fd use;
# Access /dev/graphics/fb0.
allow hal_graphics_composer graphics_device:dir search;
allow hal_graphics_composer graphics_device:chr_file rw_file_perms;
# Fences
allow hal_graphics_composer system_server:fd use;
allow hal_graphics_composer bootanim:fd use;
allow hal_graphics_composer appdomain:fd use;
# allow self to set SCHED_FIFO
allow hal_graphics_composer self:capability sys_nice;