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Allow hal_graphics_composer to write to a pipe

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We would like SurfaceFlinger to be able to create a pipe and provide
the write-end to the graphics composer to dump debug info for dumpsys.
    
 Bug: 220171623
 Test: atest VtsHalGraphicsComposer3_TargetTest
 Test: adb shell dumpsys SurfaceFlinger
 Test: adb shell dumpsys android.hardware.graphics.composer3.IComposer/default

Change-Id: Ie2cbe76fb0d224235a8ea99f68a20e2139e1cc56
This commit is contained in:
Ady Abraham 2022-02-19 01:09:39 +00:00
parent 2f2ff42a24
commit 3f045e296e
1 changed files with 4 additions and 0 deletions
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4
public/hal_graphics_composer.te
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@ -31,6 +31,10 @@ allow hal_graphics_composer appdomain:fd use;
# allow self to set SCHED_FIFO
allow hal_graphics_composer self:global_capability_class_set sys_nice;
# allow surfaceflinger to use a pipe for dumpsys output
allow hal_graphics_composer_server hal_graphics_composer_client:fifo_file write;
binder_call(hal_graphics_composer_client, servicemanager)
binder_call(hal_graphics_composer_server, servicemanager)