qva/vendor/common/perfdump_app.te

# Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.

# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
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#      notice, this list of conditions and the following disclaimer.
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#      with the distribution.
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#      contributors may be used to endorse or promote products derived
#      from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

type vendor_perfdump_app, domain;
app_domain(vendor_perfdump_app)

# shared_prefs in /data/data/com.qualcomm.qti.perfdump
allow vendor_perfdump_app system_app_data_file:dir create_dir_perms;
allow vendor_perfdump_app system_app_data_file:file create_file_perms;

# systrace support

userdebug_or_eng(`
  allow vendor_perfdump_app debugfs_tracing_debug:dir r_dir_perms;
  allow vendor_perfdump_app debugfs_tracing_debug:file rw_file_perms;
  allow vendor_perfdump_app debugfs_tracing:dir r_dir_perms;
  allow vendor_perfdump_app debugfs_tracing:file rw_file_perms;
  allow vendor_perfdump_app debugfs_trace_marker:file getattr;
')


# perfdump sets debug.atrace.* properties
set_prop(vendor_perfdump_app, debug_prop)

# pokes binder-enabled processes
binder_use(vendor_perfdump_app)
allow vendor_perfdump_app servicemanager:service_manager list;
allow vendor_perfdump_app hwservicemanager:hwservice_manager list;
allow vendor_perfdump_app app_api_service:service_manager find;
allow vendor_perfdump_app surfaceflinger_service:service_manager find;
allow vendor_perfdump_app audioserver_service:service_manager find;
allow vendor_perfdump_app mediaserver_service:service_manager find;
binder_call(vendor_perfdump_app, system_server)

# dumpstate
# TODO(b/142498985): review sepolicy neverallow violation
#set_prop(vendor_perfdump_app, ctl_dumpstate_prop)
unix_socket_connect(vendor_perfdump_app, dumpstate, dumpstate)

dontaudit vendor_perfdump_app service_manager_type:service_manager *;
dontaudit vendor_perfdump_app hwservice_manager_type:hwservice_manager *;