40c67b20f6
This cleans up remaining exported2_default_prop. Three properties are changed. - ro.arch It becomes build_prop. - hal.instrumentation.enable It becomes hal_instrumentation_prop. - ro.property_service.version It becomes property_service_version_prop. Bug: 155844385 Test: selinux denial test on Pixel devices Change-Id: I7ee0bd8c522cc09ee82ef89e6a13bbbf65291291
74 lines
2.9 KiB
Text
74 lines
2.9 KiB
Text
typeattribute init coredomain;
|
|
|
|
tmpfs_domain(init)
|
|
|
|
# Transitions to seclabel processes in init.rc
|
|
domain_trans(init, rootfs, healthd)
|
|
domain_trans(init, rootfs, slideshow)
|
|
domain_auto_trans(init, charger_exec, charger)
|
|
domain_auto_trans(init, e2fs_exec, e2fs)
|
|
domain_auto_trans(init, bpfloader_exec, bpfloader)
|
|
|
|
recovery_only(`
|
|
# Files in recovery image are labeled as rootfs.
|
|
domain_trans(init, rootfs, adbd)
|
|
domain_trans(init, rootfs, charger)
|
|
domain_trans(init, rootfs, fastbootd)
|
|
domain_trans(init, rootfs, recovery)
|
|
domain_trans(init, rootfs, linkerconfig)
|
|
')
|
|
domain_trans(init, shell_exec, shell)
|
|
domain_trans(init, init_exec, ueventd)
|
|
domain_trans(init, init_exec, vendor_init)
|
|
domain_trans(init, { rootfs toolbox_exec }, modprobe)
|
|
userdebug_or_eng(`
|
|
# case where logpersistd is actually logcat -f in logd context (nee: logcatd)
|
|
domain_auto_trans(init, logcat_exec, logpersist)
|
|
|
|
# allow init to execute services marked with seclabel u:r:su:s0 in userdebug/eng
|
|
allow init su:process transition;
|
|
dontaudit init su:process noatsecure;
|
|
allow init su:process { siginh rlimitinh };
|
|
')
|
|
|
|
# Allow init to figure out name of dm-device from it's /dev/block/dm-XX path.
|
|
# This is useful in case of remounting ext4 userdata into checkpointing mode,
|
|
# since it potentially requires tearing down dm-devices (e.g. dm-bow, dm-crypto)
|
|
# that userdata is mounted onto.
|
|
allow init sysfs_dm:file read;
|
|
|
|
# Allow the BoringSSL self test to request a reboot upon failure
|
|
set_prop(init, powerctl_prop)
|
|
|
|
# Only init is allowed to set userspace reboot related properties.
|
|
set_prop(init, userspace_reboot_exported_prop)
|
|
neverallow { domain -init } userspace_reboot_exported_prop:property_service set;
|
|
|
|
# Second-stage init performs a test for whether the kernel has SELinux hooks
|
|
# for the perf_event_open() syscall. This is done by testing for the syscall
|
|
# outcomes corresponding to this policy.
|
|
# TODO(b/137092007): this can be removed once the platform stops supporting
|
|
# kernels that precede the perf_event_open hooks (Android common kernels 4.4
|
|
# and 4.9).
|
|
allow init self:perf_event { open cpu };
|
|
allow init self:global_capability2_class_set perfmon;
|
|
neverallow init self:perf_event { kernel tracepoint read write };
|
|
dontaudit init self:perf_event { kernel tracepoint read write };
|
|
|
|
# Only init is allowed to set the sysprop indicating whether perf_event_open()
|
|
# SELinux hooks were detected.
|
|
set_prop(init, init_perf_lsm_hooks_prop)
|
|
neverallow { domain -init } init_perf_lsm_hooks_prop:property_service set;
|
|
|
|
# Only init can write vts.native_server.on
|
|
set_prop(init, vts_status_prop)
|
|
neverallow { -init } vts_status_prop:property_service set;
|
|
|
|
# Only init can write normal ro.boot. properties
|
|
neverallow { -init } bootloader_prop:property_service set;
|
|
|
|
# Only init can write hal.instrumentation.enable
|
|
neverallow { -init } hal_instrumentation_prop:property_service set;
|
|
|
|
# Only init can write ro.property_service.version
|
|
neverallow { -init } property_service_version_prop:property_service set;
|