blob: d098e450209d6ed2b38ba862deaa83b3b2540bd2 [file] [log] [blame]
/*
* Copyright (C) 2018 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 <fstream>
#include <iostream>
#include <limits>
#include <vector>
#include "perfetto/base/logging.h"
#include "tools/trace_to_text/trace_to_profile.h"
#include "tools/trace_to_text/trace_to_systrace.h"
#include "tools/trace_to_text/trace_to_text.h"
#include "tools/trace_to_text/symbolize_profile.h"
#if PERFETTO_BUILDFLAG(PERFETTO_STANDALONE_BUILD)
#include "perfetto_version.gen.h"
#else
#define PERFETTO_GET_GIT_REVISION() "unknown"
#endif
namespace {
int Usage(const char* argv0) {
printf(
"Usage: %s systrace|json|text|profile [--truncate start|end] [trace.pb] "
"[trace.txt]\n",
argv0);
return 1;
}
} // namespace
int main(int argc, char** argv) {
std::vector<const char*> positional_args;
perfetto::trace_to_text::Keep truncate_keep =
perfetto::trace_to_text::Keep::kAll;
for (int i = 1; i < argc; i++) {
if (strcmp(argv[i], "-v") == 0 || strcmp(argv[i], "--version") == 0) {
printf("%s\n", PERFETTO_GET_GIT_REVISION());
return 0;
} else if (strcmp(argv[i], "-t") == 0 ||
strcmp(argv[i], "--truncate") == 0) {
i++;
if (i <= argc && strcmp(argv[i], "start") == 0) {
truncate_keep = perfetto::trace_to_text::Keep::kStart;
} else if (i <= argc && strcmp(argv[i], "end") == 0) {
truncate_keep = perfetto::trace_to_text::Keep::kEnd;
} else {
PERFETTO_ELOG(
"--truncate must specify whether to keep the end or the "
"start of the trace.");
return Usage(argv[0]);
}
} else {
positional_args.push_back(argv[i]);
}
}
if (positional_args.size() < 1)
return Usage(argv[0]);
std::istream* input_stream;
std::ifstream file_istream;
if (positional_args.size() > 1) {
const char* file_path = positional_args[1];
file_istream.open(file_path, std::ios_base::in | std::ios_base::binary);
if (!file_istream.is_open())
PERFETTO_FATAL("Could not open %s", file_path);
input_stream = &file_istream;
} else {
if (isatty(STDIN_FILENO)) {
PERFETTO_ELOG("Reading from stdin but it's connected to a TTY");
PERFETTO_LOG("It is unlikely that you want to type in some binary.");
PERFETTO_LOG("Either pass a file path to the cmdline or pipe stdin");
return Usage(argv[0]);
}
input_stream = &std::cin;
}
std::ostream* output_stream;
std::ofstream file_ostream;
if (positional_args.size() > 2) {
const char* file_path = positional_args[2];
file_ostream.open(file_path, std::ios_base::out | std::ios_base::trunc);
if (!file_ostream.is_open())
PERFETTO_FATAL("Could not open %s", file_path);
output_stream = &file_ostream;
} else {
output_stream = &std::cout;
}
std::string format(positional_args[0]);
if (format == "json")
return perfetto::trace_to_text::TraceToSystrace(input_stream, output_stream,
truncate_keep,
/*wrap_in_json=*/true);
if (format == "systrace")
return perfetto::trace_to_text::TraceToSystrace(input_stream, output_stream,
truncate_keep,
/*wrap_in_json=*/false);
if (truncate_keep != perfetto::trace_to_text::Keep::kAll) {
PERFETTO_ELOG(
"--truncate is unsupported for text|profile|symbolize format.");
return 1;
}
if (format == "text")
return perfetto::trace_to_text::TraceToText(input_stream, output_stream);
if (format == "profile")
return perfetto::trace_to_text::TraceToProfile(input_stream, output_stream);
if (format == "symbolize")
return perfetto::trace_to_text::SymbolizeProfile(input_stream,
output_stream);
return Usage(argv[0]);
}