typeattribute shell coredomain, mlstrustedsubject; # allow shell input injection allow shell uhid_device:chr_file rw_file_perms; # systrace support - allow atrace to run allow shell debugfs_tracing_debug:dir r_dir_perms; allow shell debugfs_tracing:dir r_dir_perms; allow shell debugfs_tracing:file rw_file_perms; allow shell debugfs_trace_marker:file getattr; allow shell atrace_exec:file rx_file_perms; userdebug_or_eng(` allow shell debugfs_tracing_debug:file rw_file_perms; ') # read config.gz for CTS purposes allow shell config_gz:file r_file_perms; # Run app_process. # XXX Transition into its own domain? app_domain(shell) # allow shell to call dumpsys storaged binder_call(shell, storaged) # Perform SELinux access checks, needed for CTS selinux_check_access(shell) selinux_check_context(shell) # Control Perfetto traced and obtain traces from it. # Needed for Studio and debugging. unix_socket_connect(shell, traced_consumer, traced) # Allow shell binaries to write trace data to Perfetto. Used for testing and # cmdline utils. perfetto_producer(shell) domain_auto_trans(shell, vendor_shell_exec, vendor_shell) # Allow shell binaries to exec the perfetto cmdline util and have that # transition into its own domain, so that it behaves consistently to # when exec()-d by statsd. domain_auto_trans(shell, perfetto_exec, perfetto) # Allow to send SIGINT to perfetto when daemonized. allow shell perfetto:process signal; # Allow shell to run adb shell cmd stats commands. Needed for CTS. binder_call(shell, statsd); # Allow shell to read and unlink traces stored in /data/misc/a11ytraces. userdebug_or_eng(` allow shell accessibility_trace_data_file:dir rw_dir_perms; allow shell accessibility_trace_data_file:file { r_file_perms unlink }; ') # Allow shell to read and unlink traces stored in /data/misc/perfetto-traces. allow shell perfetto_traces_data_file:dir rw_dir_perms; allow shell perfetto_traces_data_file:file { r_file_perms unlink }; # ... and /data/misc/perfetto-traces/bugreport/ . allow shell perfetto_traces_bugreport_data_file:dir rw_dir_perms; allow shell perfetto_traces_bugreport_data_file:file { r_file_perms unlink }; # Allow shell to create/remove configs stored in /data/misc/perfetto-configs. allow shell perfetto_configs_data_file:dir rw_dir_perms; allow shell perfetto_configs_data_file:file create_file_perms; # Allow shell to run adb shell cmd gpu commands. binder_call(shell, gpuservice); # Allow shell to use atrace HAL hal_client_domain(shell, hal_atrace) # For hostside tests such as CTS listening ports test. allow shell proc_net_tcp_udp:file r_file_perms; # The dl.exec_linker* tests need to execute /system/bin/linker # b/124789393 allow shell system_linker_exec:file rx_file_perms; # Renderscript host side tests depend on being able to execute # /system/bin/bcc (b/126388046) allow shell rs_exec:file rx_file_perms; # Allow (host-driven) ART run-tests to execute dex2oat, in order to # check ART's compiler. allow shell dex2oat_exec:file rx_file_perms; # Allow shell to start and comminicate with lpdumpd. set_prop(shell, lpdumpd_prop); binder_call(shell, lpdumpd) # Allow shell to set and read value of properties used for CTS tests of # userspace reboot set_prop(shell, userspace_reboot_test_prop) # Allow shell to set this property to disable charging. set_prop(shell, power_debug_prop) # Allow shell to set this property used for rollback tests set_prop(shell, rollback_test_prop) # Allow shell to get encryption policy of /data/local/tmp/, for CTS allowxperm shell shell_data_file:dir ioctl { FS_IOC_GET_ENCRYPTION_POLICY FS_IOC_GET_ENCRYPTION_POLICY_EX }; # Allow shell to execute simpleperf without a domain transition. allow shell simpleperf_exec:file rx_file_perms; userdebug_or_eng(` # Allow shell to execute profcollectctl without a domain transition. allow shell profcollectd_exec:file rx_file_perms; # Allow shell to read profcollectd data files. r_dir_file(shell, profcollectd_data_file) # Allow to issue control commands to profcollectd binder service. allow shell profcollectd:binder call; ') # Allow shell to call perf_event_open for profiling other shell processes, but # not the whole system. allow shell self:perf_event { open read write kernel }; neverallow shell self:perf_event ~{ open read write kernel }; # Allow shell to read /apex/apex-info-list.xml and the vendor apexes allow shell apex_info_file:file r_file_perms; allow shell vendor_apex_file:file r_file_perms; allow shell vendor_apex_file:dir r_dir_perms; # Allow shell to read updated APEXes under /data/apex allow shell apex_data_file:dir search; allow shell staging_data_file:file r_file_perms; # Set properties. set_prop(shell, shell_prop) set_prop(shell, ctl_bugreport_prop) set_prop(shell, ctl_dumpstate_prop) set_prop(shell, dumpstate_prop) set_prop(shell, exported_dumpstate_prop) set_prop(shell, debug_prop) set_prop(shell, perf_drop_caches_prop) set_prop(shell, powerctl_prop) set_prop(shell, log_tag_prop) set_prop(shell, wifi_log_prop) # Allow shell to start/stop traced via the persist.traced.enable # property (which also takes care of /data/misc initialization). set_prop(shell, traced_enabled_prop) # adjust is_loggable properties userdebug_or_eng(`set_prop(shell, log_prop)') # logpersist script userdebug_or_eng(`set_prop(shell, logpersistd_logging_prop)') # Allow shell to start/stop heapprofd via the persist.heapprofd.enable # property. set_prop(shell, heapprofd_enabled_prop) # Allow shell to start/stop traced_perf via the persist.traced_perf.enable # property. set_prop(shell, traced_perf_enabled_prop) # Allow shell to start/stop gsid via ctl.start|stop|restart gsid. set_prop(shell, ctl_gsid_prop) set_prop(shell, ctl_snapuserd_prop) # Allow shell to enable Dynamic System Update set_prop(shell, dynamic_system_prop) # Allow shell to mock an OTA using persist.pm.mock-upgrade set_prop(shell, mock_ota_prop) # Read device's serial number from system properties get_prop(shell, serialno_prop) # Allow shell to read the vendor security patch level for CTS get_prop(shell, vendor_security_patch_level_prop) # Read state of logging-related properties get_prop(shell, device_logging_prop) # Read state of boot reason properties get_prop(shell, bootloader_boot_reason_prop) get_prop(shell, last_boot_reason_prop) get_prop(shell, system_boot_reason_prop) # Allow reading the outcome of perf_event_open LSM support test for CTS. get_prop(shell, init_perf_lsm_hooks_prop) # Allow shell to read boot image timestamps and fingerprints. get_prop(shell, build_bootimage_prop) # Allow shell to read odsign verification properties get_prop(shell, odsign_prop) userdebug_or_eng(`set_prop(shell, persist_debug_prop)') # Allow shell to read the keystore key contexts files. Used by native tests to test label lookup. allow shell keystore2_key_contexts_file:file r_file_perms; # Allow shell to access the keystore2_key namespace shell_key. Mainly used for native tests. allow shell shell_key:keystore2_key { delete rebind use get_info update }; # Allow shell to open and execute memfd files for minijail unit tests. userdebug_or_eng(` allow shell appdomain_tmpfs:file { open execute_no_trans }; ') # Allow shell to write db.log.detailed, db.log.slow_query_threshold* set_prop(shell, sqlite_log_prop) # Allow shell to write MTE properties even on user builds. set_prop(shell, arm64_memtag_prop) # Allow shell to read the dm-verity props on user builds. get_prop(shell, verity_status_prop) # Allow shell to read Virtual A/B related properties get_prop(shell, virtual_ab_prop) # Never allow others to set or get the perf.drop_caches property. neverallow { domain -shell -init } perf_drop_caches_prop:property_service set; neverallow { domain -shell -init -dumpstate } perf_drop_caches_prop:file read; # Allow ReadDefaultFstab() for CTS. read_fstab(shell) # Allow shell read access to /apex/apex-info-list.xml for CTS. allow shell apex_info_file:file r_file_perms; # Let the shell user call virtualizationservice (and # virtualizationservice call back to shell) for debugging. virtualizationservice_use(shell) # Allow shell to set persist.wm.debug properties userdebug_or_eng(`set_prop(shell, persist_wm_debug_prop)')