xref: /aosp_15_r20/system/sepolicy/private/performanced.te (revision e4a36f4174b17bbab9dc043f4a65dc8d87377290)
1*e4a36f41SAndroid Build Coastguard Workertypeattribute performanced coredomain;
2*e4a36f41SAndroid Build Coastguard Worker
3*e4a36f41SAndroid Build Coastguard Workerinit_daemon_domain(performanced)
4*e4a36f41SAndroid Build Coastguard Worker
5*e4a36f41SAndroid Build Coastguard Worker# Needed to check for app permissions.
6*e4a36f41SAndroid Build Coastguard Workerbinder_use(performanced)
7*e4a36f41SAndroid Build Coastguard Workerbinder_call(performanced, system_server)
8*e4a36f41SAndroid Build Coastguard Workerallow performanced permission_service:service_manager find;
9*e4a36f41SAndroid Build Coastguard Worker
10*e4a36f41SAndroid Build Coastguard Workerpdx_server(performanced, performance_client)
11*e4a36f41SAndroid Build Coastguard Worker
12*e4a36f41SAndroid Build Coastguard Worker# TODO: use file caps to obtain sys_nice instead of setuid / setgid.
13*e4a36f41SAndroid Build Coastguard Workerallow performanced self:global_capability_class_set { setuid setgid sys_nice };
14*e4a36f41SAndroid Build Coastguard Worker
15*e4a36f41SAndroid Build Coastguard Worker# Access /proc to validate we're only affecting threads in the same thread group.
16*e4a36f41SAndroid Build Coastguard Worker# Performanced also shields unbound kernel threads.  It scans every task in the
17*e4a36f41SAndroid Build Coastguard Worker# root cpu set, but only affects the kernel threads.
18*e4a36f41SAndroid Build Coastguard Workerr_dir_file(performanced, { appdomain bufferhubd kernel surfaceflinger })
19*e4a36f41SAndroid Build Coastguard Workerdontaudit performanced domain:dir read;
20*e4a36f41SAndroid Build Coastguard Workerallow performanced { appdomain bufferhubd kernel surfaceflinger }:process setsched;
21*e4a36f41SAndroid Build Coastguard Worker
22*e4a36f41SAndroid Build Coastguard Worker# These /proc accesses only show up in permissive mode but they
23*e4a36f41SAndroid Build Coastguard Worker# generate a lot of noise in the log.
24*e4a36f41SAndroid Build Coastguard Workeruserdebug_or_eng(`
25*e4a36f41SAndroid Build Coastguard Worker  dontaudit performanced domain:dir open;
26*e4a36f41SAndroid Build Coastguard Worker  dontaudit performanced domain:file { open read getattr };
27*e4a36f41SAndroid Build Coastguard Worker')
28*e4a36f41SAndroid Build Coastguard Worker
29*e4a36f41SAndroid Build Coastguard Worker# Access /dev/cpuset/cpuset.cpus
30*e4a36f41SAndroid Build Coastguard Workerr_dir_file(performanced, cgroup)
31*e4a36f41SAndroid Build Coastguard Workerr_dir_file(performanced, cgroup_v2)
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