ebec1aa2b7
This change adds selinux policy for configstore@1.0 hal. Currently, only
surfaceflinger has access to the HAL, but need to be widen.
Bug: 34314793
Test: build & run
Merged-In: I40e65032e9898ab5f412bfdb7745b43136d8e964
Change-Id: I40e65032e9898ab5f412bfdb7745b43136d8e964
(cherry picked from commit 5ff0f178ba)
88 lines
2.8 KiB
Text
88 lines
2.8 KiB
Text
# surfaceflinger - display compositor service
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type surfaceflinger, domain;
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type surfaceflinger_exec, exec_type, file_type;
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typeattribute surfaceflinger mlstrustedsubject;
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read_runtime_log_tags(surfaceflinger)
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# Perform HwBinder IPC.
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hwbinder_use(surfaceflinger)
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binder_call(surfaceflinger, hal_graphics_allocator)
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binder_call(surfaceflinger, hal_graphics_composer)
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binder_call(surfaceflinger, hal_configstore)
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# Perform Binder IPC.
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binder_use(surfaceflinger)
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binder_call(surfaceflinger, binderservicedomain)
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binder_call(surfaceflinger, appdomain)
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binder_call(surfaceflinger, bootanim)
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binder_service(surfaceflinger)
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# Binder IPC to bu, presently runs in adbd domain.
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binder_call(surfaceflinger, adbd)
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# Read /proc/pid files for Binder clients.
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r_dir_file(surfaceflinger, binderservicedomain)
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r_dir_file(surfaceflinger, appdomain)
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# Access the GPU.
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allow surfaceflinger gpu_device:chr_file rw_file_perms;
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# Access /dev/graphics/fb0.
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allow surfaceflinger graphics_device:dir search;
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allow surfaceflinger graphics_device:chr_file rw_file_perms;
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# Access /dev/video1.
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allow surfaceflinger video_device:dir r_dir_perms;
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allow surfaceflinger video_device:chr_file rw_file_perms;
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# Create and use netlink kobject uevent sockets.
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allow surfaceflinger self:netlink_kobject_uevent_socket create_socket_perms_no_ioctl;
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# Set properties.
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set_prop(surfaceflinger, system_prop)
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set_prop(surfaceflinger, ctl_bootanim_prop)
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# Use open files supplied by an app.
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allow surfaceflinger appdomain:fd use;
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allow surfaceflinger app_data_file:file { read write };
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# Allow a dumpstate triggered screenshot
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binder_call(surfaceflinger, dumpstate)
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binder_call(surfaceflinger, shell)
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r_dir_file(surfaceflinger, dumpstate)
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# Needed on some devices for playing DRM protected content,
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# but seems expected and appropriate for all devices.
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allow surfaceflinger tee:unix_stream_socket connectto;
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allow surfaceflinger tee_device:chr_file rw_file_perms;
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# media.player service
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add_service(surfaceflinger, gpu_service)
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add_service(surfaceflinger, surfaceflinger_service)
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allow surfaceflinger mediaserver_service:service_manager find;
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allow surfaceflinger permission_service:service_manager find;
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allow surfaceflinger power_service:service_manager find;
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allow surfaceflinger window_service:service_manager find;
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# allow self to set SCHED_FIFO
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allow surfaceflinger self:capability sys_nice;
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allow surfaceflinger proc_meminfo:file r_file_perms;
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r_dir_file(surfaceflinger, cgroup)
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r_dir_file(surfaceflinger, sysfs_type)
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r_dir_file(surfaceflinger, system_file)
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allow surfaceflinger tmpfs:dir r_dir_perms;
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allow surfaceflinger system_server:fd use;
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allow surfaceflinger ion_device:chr_file r_file_perms;
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###
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### Neverallow rules
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###
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### surfaceflinger should NEVER do any of this
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# Do not allow accessing SDcard files as unsafe ejection could
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# cause the kernel to kill the process.
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neverallow surfaceflinger sdcard_type:file rw_file_perms;
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