f39a955d95
Introduce Pixel mailbox module to dump debugging messages and integrate
with bugreport.
This patch also create sepolicy files to avoid avc denied.
avc: denied { search } for comm="dump_mailbox" name="radio" dev="dm-57" ino=375 scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:radio_vendor_data_file:s0 tclass=dir permissive=1
avc: denied { search } for comm="dump_mailbox" name="instances" dev="tracefs" ino=4203 scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:debugfs_tracing_instances:s0 tclass=dir permissive=1
avc: denied { read } for comm="dump_mailbox" name="trace" dev="tracefs" ino=7250 scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:debugfs_tracing_instances:s0 tclass=file permissive=1
avc: denied { open } for comm="dump_mailbox" path="/sys/kernel/tracing/instances/goog_cpm_mailbox/trace" dev="tracefs" ino=7187 scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:debugfs_traci
avc: denied { create } for comm="dump_mailbox" name="goog_cpm_mailbox_trace" scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:radio_vendor_data_file:s0 tclass=file permissive=1
avc: denied { write open } for comm="dump_mailbox" path="/data/vendor/radio/logs/always-on/all_logs/mailbox/goog_cpm_mailbox_trace" dev="dm-52" ino=29097 scontext=u:r:dump_mailbox:s0 tcontex=1
avc: denied { getattr } for comm="dump_mailbox" path="/data/vendor/radio/logs/always-on/all_logs/mailbox/goog_cpm_mailbox_trace" dev="dm-52" ino=29097 scontext=u:r:dump_mailbox:s0 tcontext=ut=5 audit_backlog_limit=64
=1
avc: denied { read } for comm="dump_mailbox" name="trace" dev="tracefs" ino=5239 scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:debugfs_tracing_instances_mailbox:s0 tclass=file permissive=1
avc: denied { open } for comm="dump_mailbox" path="/sys/kernel/tracing/instances/goog_cpm_mailbox/trace" dev="tracefs" ino=5239 scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:debugfs_tracing_instances_mailbox:s0 tclass=file permissive=1
avc: denied { create } for comm="dump_mailbox" name="goog_cpm_mailbox_trace" scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:radio_vendor_data_file:s0 tclass=file permissive=1
avc: denied { write open } for comm="dump_mailbox" path="/data/vendor/radio/logs/always-on/all_logs/mailbox/goog_cpm_mailbox_trace" dev="dm-52" ino=30937 scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:radio_vendor_data_file:s0 tclass=file permissive=1
avc: denied { getattr } for comm="dump_mailbox" path="/sys/kernel/tracing/instances/goog_cpm_mailbox/trace" dev="tracefs" ino=5239 scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:debugfs_tracing_instances_mailbox:s0 tclass=file permissive=1
avc: denied { getattr } for comm="dump_mailbox" path="/data/vendor/radio/logs/always-on/all_logs/mailbox/goog_cpm_mailbox_trace" dev="dm-52" ino=30937 scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:radio_vendor_data_file:s0 tclass=file permissive=1
avc: denied { create } for comm="dump_mailbox" name="goog_cpm_mailbox_trace" scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:radio_vendor_data_file:s0 tclas(6 results) 15:39:41 [4796/19306]
avc: denied { write open } for comm="dump_mailbox" path="/data/vendor/radio/logs/always-on/all_logs/mailbox/goog_cpm_mailbox_trace" dev="dm-52" ino=32864 scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:radio_vendor_data_file:s0 tclass=file permissive=1
avc: denied { getattr } for comm="dump_mailbox" path="/data/vendor/radio/logs/always-on/all_logs/mailbox/goog_cpm_mailbox_trace" dev="dm-52" ino=32864 scontext=u:r:dump_mailbox:s0 tcontext=u:object_r:radio_vendor_data_file:s0 tclass=file permissive=1
Flag: EXEMPT, add mailbox dump program to bugreport
Bug: 363168077
Change-Id: I622f37bf8f913df8d9b242ab206fc267d446753d
32 lines
1.2 KiB
C++
32 lines
1.2 KiB
C++
/*
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* Copyright 2024 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <dump/pixel_dump.h>
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#include <android-base/file.h>
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int main() {
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std::string outputDir = concatenatePath(BUGREPORT_PACKING_DIR, "mailbox");
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if (mkdir(outputDir.c_str(), 0777) == -1) {
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printf("Unable to create folder: %s\n", outputDir.c_str());
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return 0;
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}
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copyFile("/sys/kernel/tracing/instances/goog_cpm_mailbox/trace",
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concatenatePath(outputDir.c_str(), "goog_cpm_mailbox_trace").c_str());
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copyFile("/sys/kernel/tracing/instances/goog_nq_mailbox/trace",
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concatenatePath(outputDir.c_str(), "goog_nq_mailbox_trace").c_str());
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return 0;
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}
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