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/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdio.h>
#include <fstream>
#include <string>
#include <android-base/logging.h>
#include <android-base/strings.h>
#include <gflags/gflags.h>
#include "common/libs/fs/shared_fd.h"
#include "common/libs/fs/shared_select.h"
#include "common/libs/utils/files.h"
#include "host/libs/config/cuttlefish_config.h"
#include "ziparchive/zip_writer.h"
DEFINE_string(output, "host_bugreport.zip", "Where to write the output");
namespace cuttlefish {
namespace {
void SaveFile(ZipWriter& writer, const std::string& zip_path,
const std::string& file_path) {
writer.StartEntry(zip_path, ZipWriter::kCompress | ZipWriter::kAlign32);
std::fstream file(file_path, std::fstream::in | std::fstream::binary);
do {
char data[1024 * 10];
file.read(data, sizeof(data));
writer.WriteBytes(data, file.gcount());
} while (file);
writer.FinishEntry();
if (file.bad()) {
LOG(ERROR) << "Error in logging " << file_path << " to " << zip_path;
}
}
Result<void> AddNetsimdLogs(ZipWriter& writer) {
// The temp directory name depends on whether the `USER` environment variable
// is defined.
// https://source.corp.google.com/h/googleplex-android/platform/superproject/main/+/main:tools/netsim/rust/common/src/system/mod.rs;l=37-57;drc=360ddb57df49472a40275b125bb56af2a65395c7
std::string user = StringFromEnv("USER", "");
std::string dir = user.empty() ? "/tmp/android/netsimd"
: fmt::format("/tmp/android-{}/netsimd", user);
if (!DirectoryExists(dir)) {
LOG(INFO) << "netsimd logs directory: `" << dir << "` does not exist.";
return {};
}
auto names =
CF_EXPECTF(DirectoryContents(dir), "Cannot read from {} directory.", dir);
for (const auto& name : names) {
if (name == "." || name == "..") {
continue;
}
SaveFile(writer, "netsimd/" + name, dir + "/" + name);
}
return {};
}
Result<void> CvdHostBugreportMain(int argc, char** argv) {
::android::base::InitLogging(argv, android::base::StderrLogger);
google::ParseCommandLineFlags(&argc, &argv, true);
auto config = CuttlefishConfig::Get();
CHECK(config) << "Unable to find the config";
auto out_path = FLAGS_output.c_str();
std::unique_ptr<FILE, decltype(&fclose)> out(fopen(out_path, "wbe"), &fclose);
ZipWriter writer(out.get());
auto save = [&writer, config](const std::string& path) {
SaveFile(writer, "cuttlefish_assembly/" + path, config->AssemblyPath(path));
};
save("assemble_cvd.log");
save("cuttlefish_config.json");
for (const auto& instance : config->Instances()) {
auto save = [&writer, instance](const std::string& path) {
const auto& zip_name = instance.instance_name() + "/" + path;
const auto& file_name = instance.PerInstancePath(path.c_str());
SaveFile(writer, zip_name, file_name);
};
save("cuttlefish_config.json");
save("disk_config.txt");
if (DirectoryExists(instance.PerInstancePath("logs"))) {
auto logs = CF_EXPECT(DirectoryContents(instance.PerInstancePath("logs")),
"Cannot read from logs directory.");
for (const auto& log : logs) {
if (log == "." || log == "..") {
continue;
}
save("logs/" + log);
}
} else {
save("kernel.log");
save("launcher.log");
save("logcat");
save("metrics.log");
}
auto tombstones =
CF_EXPECT(DirectoryContents(instance.PerInstancePath("tombstones")),
"Cannot read from tombstones directory.");
for (const auto& tombstone : tombstones) {
if (tombstone == "." || tombstone == "..") {
continue;
}
save("tombstones/" + tombstone);
}
auto recordings =
CF_EXPECT(DirectoryContents(instance.PerInstancePath("recording")),
"Cannot read from recording directory.");
for (const auto& recording : recordings) {
if (recording == "." || recording == "..") {
continue;
}
save("recording/" + recording);
}
}
CF_EXPECT(AddNetsimdLogs(writer));
writer.Finish();
LOG(INFO) << "Saved to \"" << FLAGS_output << "\"";
return {};
}
} // namespace
} // namespace cuttlefish
int main(int argc, char** argv) {
auto result = cuttlefish::CvdHostBugreportMain(argc, argv);
CHECK(result.ok()) << result.error().FormatForEnv();
return 0;
}
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