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gerrit-public.fairphone.software / platform / external / perfetto / a45a95ecb7f59a766bf29e95dcdbe1879447524b / . / src / trace_processor / trace_processor_shell.cc
blob: 800e2cb5361282ebe907957717bf4073f6ef0bfa [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 <aio.h>
#include <fcntl.h>
#include <getopt.h>
#include <inttypes.h>
#include <stdio.h>
#include <sys/stat.h>
#include <unistd.h>
#include <functional>
#include <iostream>
#include <vector>
#include <google/protobuf/compiler/parser.h>
#include <google/protobuf/dynamic_message.h>
#include <google/protobuf/io/zero_copy_stream_impl.h>
#include <google/protobuf/text_format.h>
#include "perfetto/base/build_config.h"
#include "perfetto/base/file_utils.h"
#include "perfetto/base/logging.h"
#include "perfetto/base/scoped_file.h"
#include "perfetto/base/string_splitter.h"
#include "perfetto/base/time.h"
#include "perfetto/trace_processor/trace_processor.h"
#include "src/trace_processor/metrics/metrics.descriptor.h"
#if PERFETTO_BUILDFLAG(PERFETTO_OS_LINUX) || \
PERFETTO_BUILDFLAG(PERFETTO_OS_ANDROID) || \
PERFETTO_BUILDFLAG(PERFETTO_OS_MACOSX)
#define PERFETTO_HAS_SIGNAL_H() 1
#else
#define PERFETTO_HAS_SIGNAL_H() 0
#endif
#if PERFETTO_BUILDFLAG(PERFETTO_STANDALONE_BUILD)
#include <linenoise.h>
#include <pwd.h>
#include <sys/types.h>
#include "perfetto_version.gen.h"
#else
#define PERFETTO_GET_GIT_REVISION() "unknown"
#endif
#if PERFETTO_HAS_SIGNAL_H()
#include <signal.h>
#endif
namespace perfetto {
namespace trace_processor {
namespace {
TraceProcessor* g_tp;
#if PERFETTO_BUILDFLAG(PERFETTO_STANDALONE_BUILD)
bool EnsureDir(const std::string& path) {
return mkdir(path.c_str(), 0755) != -1 || errno == EEXIST;
}
bool EnsureFile(const std::string& path) {
return base::OpenFile(path, O_RDONLY | O_CREAT, 0644).get() != -1;
}
std::string GetConfigPath() {
const char* homedir = getenv("HOME");
if (homedir == nullptr)
homedir = getpwuid(getuid())->pw_dir;
if (homedir == nullptr)
return "";
return std::string(homedir) + "/.config";
}
std::string GetPerfettoPath() {
std::string config = GetConfigPath();
if (config == "")
return "";
return config + "/perfetto";
}
std::string GetHistoryPath() {
std::string perfetto = GetPerfettoPath();
if (perfetto == "")
return "";
return perfetto + "/.trace_processor_shell_history";
}
void SetupLineEditor() {
linenoiseSetMultiLine(true);
linenoiseHistorySetMaxLen(1000);
bool success = GetHistoryPath() != "";
success = success && EnsureDir(GetConfigPath());
success = success && EnsureDir(GetPerfettoPath());
success = success && EnsureFile(GetHistoryPath());
success = success && linenoiseHistoryLoad(GetHistoryPath().c_str()) != -1;
if (!success) {
PERFETTO_PLOG("Could not load history from %s", GetHistoryPath().c_str());
}
}
void FreeLine(char* line) {
linenoiseHistoryAdd(line);
linenoiseHistorySave(GetHistoryPath().c_str());
linenoiseFree(line);
}
char* GetLine(const char* prompt) {
return linenoise(prompt);
}
#else
void SetupLineEditor() {}
void FreeLine(char* line) {
delete[] line;
}
char* GetLine(const char* prompt) {
printf("\r%80s\r%s", "", prompt);
fflush(stdout);
char* line = new char[1024];
if (!fgets(line, 1024 - 1, stdin)) {
FreeLine(line);
return nullptr;
}
if (strlen(line) > 0)
line[strlen(line) - 1] = 0;
return line;
}
#endif
bool PrintStats() {
auto it = g_tp->ExecuteQuery(
"SELECT name, idx, source, value from stats "
"where severity IN ('error', 'data_loss') and value > 0");
bool first = true;
for (uint32_t rows = 0; it.Next(); rows++) {
if (first) {
fprintf(stderr, "Error stats for this trace:\n");
for (uint32_t i = 0; i < it.ColumnCount(); i++)
fprintf(stderr, "%40s ", it.GetColumName(i).c_str());
fprintf(stderr, "\n");
for (uint32_t i = 0; i < it.ColumnCount(); i++)
fprintf(stderr, "%40s ", "----------------------------------------");
fprintf(stderr, "\n");
first = false;
}
for (uint32_t c = 0; c < it.ColumnCount(); c++) {
auto value = it.Get(c);
switch (value.type) {
case SqlValue::Type::kNull:
fprintf(stderr, "%-40.40s", "[NULL]");
break;
case SqlValue::Type::kDouble:
fprintf(stderr, "%40f", value.double_value);
break;
case SqlValue::Type::kLong:
fprintf(stderr, "%40" PRIi64, value.long_value);
break;
case SqlValue::Type::kString:
fprintf(stderr, "%-40.40s", value.string_value);
break;
case SqlValue::Type::kBytes:
printf("%-40.40s", "<raw bytes>");
break;
}
fprintf(stderr, " ");
}
fprintf(stderr, "\n");
}
util::Status status = it.Status();
if (!status.ok()) {
PERFETTO_ELOG("Error while iterating stats %s", status.c_message());
return false;
}
return true;
}
int ExportTraceToDatabase(const std::string& output_name) {
PERFETTO_CHECK(output_name.find("'") == std::string::npos);
{
base::ScopedFile fd(base::OpenFile(output_name, O_CREAT | O_RDWR, 0600));
if (!fd) {
PERFETTO_PLOG("Failed to create file: %s", output_name.c_str());
return 1;
}
int res = ftruncate(fd.get(), 0);
PERFETTO_CHECK(res == 0);
}
std::string attach_sql =
"ATTACH DATABASE '" + output_name + "' AS perfetto_export";
auto attach_it = g_tp->ExecuteQuery(attach_sql);
bool attach_has_more = attach_it.Next();
PERFETTO_DCHECK(!attach_has_more);
util::Status status = attach_it.Status();
if (!status.ok()) {
PERFETTO_ELOG("SQLite error: %s", status.c_message());
return 1;
}
auto tables_it = g_tp->ExecuteQuery(
"SELECT name FROM perfetto_tables UNION "
"SELECT name FROM sqlite_master WHERE type='table'");
for (uint32_t rows = 0; tables_it.Next(); rows++) {
std::string table_name = tables_it.Get(0).string_value;
PERFETTO_CHECK(table_name.find("'") == std::string::npos);
std::string export_sql = "CREATE TABLE perfetto_export." + table_name +
" AS SELECT * FROM " + table_name;
auto export_it = g_tp->ExecuteQuery(export_sql);
bool export_has_more = export_it.Next();
PERFETTO_DCHECK(!export_has_more);
status = export_it.Status();
if (!status.ok()) {
PERFETTO_ELOG("SQLite error: %s", status.c_message());
return 1;
}
}
status = tables_it.Status();
if (!status.ok()) {
PERFETTO_ELOG("SQLite error: %s", status.c_message());
return 1;
}
auto detach_it = g_tp->ExecuteQuery("DETACH DATABASE perfetto_export");
bool detach_has_more = attach_it.Next();
PERFETTO_DCHECK(!detach_has_more);
status = detach_it.Status();
if (!status.ok()) {
PERFETTO_ELOG("SQLite error: %s", status.c_message());
return 1;
}
return 0;
}
class ErrorPrinter : public google::protobuf::io::ErrorCollector {
void AddError(int line, int col, const std::string& msg) override {
PERFETTO_ELOG("%d:%d: %s", line, col, msg.c_str());
}
void AddWarning(int line, int col, const std::string& msg) override {
PERFETTO_ILOG("%d:%d: %s", line, col, msg.c_str());
}
};
util::Status RegisterMetric(const std::string& register_metric) {
std::string sql;
base::ReadFile(register_metric, &sql);
std::string path = "shell/";
auto slash_idx = register_metric.rfind('/');
path += slash_idx == std::string::npos
? register_metric
: register_metric.substr(slash_idx + 1);
return g_tp->RegisterMetric(path, sql);
}
util::Status ExtendMetricsProto(const std::string& extend_metrics_proto,
google::protobuf::DescriptorPool* pool) {
google::protobuf::FileDescriptorSet desc_set;
base::ScopedFile file(base::OpenFile(extend_metrics_proto, O_RDONLY));
google::protobuf::io::FileInputStream stream(file.get());
ErrorPrinter printer;
google::protobuf::io::Tokenizer tokenizer(&stream, &printer);
auto* proto = desc_set.add_file();
google::protobuf::compiler::Parser parser;
parser.Parse(&tokenizer, proto);
auto basename_idx = extend_metrics_proto.rfind('/');
auto basename = basename_idx == std::string::npos
? extend_metrics_proto
: extend_metrics_proto.substr(basename_idx + 1);
proto->set_name(basename);
pool->BuildFile(*proto);
std::vector<uint8_t> metric_proto;
metric_proto.resize(static_cast<size_t>(desc_set.ByteSize()));
desc_set.SerializeToArray(metric_proto.data(),
static_cast<int>(metric_proto.size()));
return g_tp->ExtendMetricsProto(metric_proto.data(), metric_proto.size());
}
int RunMetrics(const std::vector<std::string>& metric_names,
bool metrics_textproto,
const google::protobuf::DescriptorPool& pool) {
std::vector<uint8_t> metric_result;
util::Status status = g_tp->ComputeMetric(metric_names, &metric_result);
if (!status.ok()) {
PERFETTO_ELOG("Error when computing metrics: %s", status.c_message());
return 1;
}
if (metrics_textproto) {
google::protobuf::DynamicMessageFactory factory(&pool);
auto* descriptor =
pool.FindMessageTypeByName("perfetto.protos.TraceMetrics");
std::unique_ptr<google::protobuf::Message> metrics(
factory.GetPrototype(descriptor)->New());
metrics->ParseFromArray(metric_result.data(),
static_cast<int>(metric_result.size()));
std::string out;
google::protobuf::TextFormat::PrintToString(*metrics, &out);
fwrite(out.c_str(), sizeof(char), out.size(), stdout);
} else {
fwrite(metric_result.data(), sizeof(uint8_t), metric_result.size(), stdout);
}
return 0;
}
void PrintQueryResultInteractively(TraceProcessor::Iterator* it,
base::TimeNanos t_start) {
base::TimeNanos t_end = t_start;
for (uint32_t rows = 0; it->Next(); rows++) {
if (rows % 32 == 0) {
if (rows > 0) {
fprintf(stderr, "...\nType 'q' to stop, Enter for more records: ");
fflush(stderr);
char input[32];
if (!fgets(input, sizeof(input) - 1, stdin))
exit(0);
if (input[0] == 'q')
break;
} else {
t_end = base::GetWallTimeNs();
}
for (uint32_t i = 0; i < it->ColumnCount(); i++)
printf("%20s ", it->GetColumName(i).c_str());
printf("\n");
for (uint32_t i = 0; i < it->ColumnCount(); i++)
printf("%20s ", "--------------------");
printf("\n");
}
for (uint32_t c = 0; c < it->ColumnCount(); c++) {
auto value = it->Get(c);
switch (value.type) {
case SqlValue::Type::kNull:
printf("%-20.20s", "[NULL]");
break;
case SqlValue::Type::kDouble:
printf("%20f", value.double_value);
break;
case SqlValue::Type::kLong:
printf("%20" PRIi64, value.long_value);
break;
case SqlValue::Type::kString:
printf("%-20.20s", value.string_value);
break;
case SqlValue::Type::kBytes:
printf("%-20.20s", "<raw bytes>");
break;
}
printf(" ");
}
printf("\n");
}
util::Status status = it->Status();
if (!status.ok()) {
PERFETTO_ELOG("SQLite error: %s", status.c_message());
}
printf("\nQuery executed in %.3f ms\n\n", (t_end - t_start).count() / 1E6);
}
void PrintShellUsage() {
PERFETTO_ELOG(
"Available commands:\n"
".quit, .q Exit the shell.\n"
".help This text.\n"
".dump FILE Export the trace as a sqlite database.\n");
}
int StartInteractiveShell() {
SetupLineEditor();
for (;;) {
char* line = GetLine("> ");
if (!line)
break;
if (strcmp(line, "") == 0)
continue;
if (line[0] == '.') {
char command[32] = {};
char arg[1024] = {};
sscanf(line + 1, "%31s %1023s", command, arg);
if (strcmp(command, "quit") == 0 || strcmp(command, "q") == 0) {
break;
} else if (strcmp(command, "help") == 0) {
PrintShellUsage();
} else if (strcmp(command, "dump") == 0 && strlen(arg)) {
if (ExportTraceToDatabase(arg) != 0)
PERFETTO_ELOG("Database export failed");
} else {
PrintShellUsage();
}
continue;
}
base::TimeNanos t_start = base::GetWallTimeNs();
auto it = g_tp->ExecuteQuery(line);
PrintQueryResultInteractively(&it, t_start);
FreeLine(line);
}
return 0;
}
void PrintQueryResultAsCsv(TraceProcessor::Iterator* it, FILE* output) {
for (uint32_t c = 0; c < it->ColumnCount(); c++) {
if (c > 0)
fprintf(output, ",");
fprintf(output, "\"%s\"", it->GetColumName(c).c_str());
}
fprintf(output, "\n");
for (uint32_t rows = 0; it->Next(); rows++) {
for (uint32_t c = 0; c < it->ColumnCount(); c++) {
if (c > 0)
fprintf(output, ",");
auto value = it->Get(c);
switch (value.type) {
case SqlValue::Type::kNull:
fprintf(output, "\"%s\"", "[NULL]");
break;
case SqlValue::Type::kDouble:
fprintf(output, "%f", value.double_value);
break;
case SqlValue::Type::kLong:
fprintf(output, "%" PRIi64, value.long_value);
break;
case SqlValue::Type::kString:
fprintf(output, "\"%s\"", value.string_value);
break;
case SqlValue::Type::kBytes:
fprintf(output, "\"%s\"", "<raw bytes>");
break;
}
}
fprintf(output, "\n");
}
}
bool IsBlankLine(char* buffer) {
size_t buf_size = strlen(buffer);
for (size_t i = 0; i < buf_size; ++i) {
// We can index into buffer[i+1], because strlen does not include the
// trailing \0, so even if \r is the last character, this is not out
// of bound.
if (buffer[i] == '\r') {
if (buffer[i + 1] != '\n')
return false;
} else if (buffer[i] != ' ' && buffer[i] != '\t' && buffer[i] != '\n') {
return false;
}
}
return true;
}
bool LoadQueries(FILE* input, std::vector<std::string>* output) {
char buffer[4096];
while (!feof(input) && !ferror(input)) {
std::string sql_query;
while (fgets(buffer, sizeof(buffer), input)) {
if (IsBlankLine(buffer))
break;
sql_query.append(buffer);
}
if (sql_query.back() == '\n')
sql_query.resize(sql_query.size() - 1);
// If we have a new line at the end of the file or an extra new line
// somewhere in the file, we'll end up with an empty query which we should
// just ignore.
if (sql_query.empty())
continue;
output->push_back(sql_query);
}
if (ferror(input)) {
PERFETTO_ELOG("Error reading query file");
return false;
}
return true;
}
bool RunQueryAndPrintResult(const std::vector<std::string> queries,
FILE* output) {
bool is_first_query = true;
bool is_query_error = false;
bool has_output = false;
for (const auto& sql_query : queries) {
// Add an extra newline separator between query results.
if (!is_first_query)
fprintf(output, "\n");
is_first_query = false;
PERFETTO_ILOG("Executing query: %s", sql_query.c_str());
auto it = g_tp->ExecuteQuery(sql_query);
util::Status status = it.Status();
if (!status.ok()) {
PERFETTO_ELOG("SQLite error: %s", status.c_message());
is_query_error = true;
break;
}
if (it.ColumnCount() == 0) {
bool it_has_more = it.Next();
PERFETTO_DCHECK(!it_has_more);
continue;
}
if (has_output) {
PERFETTO_ELOG(
"More than one query generated result rows. This is "
"unsupported.");
is_query_error = true;
break;
}
PrintQueryResultAsCsv(&it, output);
has_output = true;
}
return !is_query_error;
}
int MaybePrintPerfFile(const std::string& perf_file_path,
base::TimeNanos t_load,
base::TimeNanos t_run) {
if (perf_file_path.empty())
return 0;
char buf[128];
int count = snprintf(buf, sizeof(buf), "%" PRId64 ",%" PRId64,
static_cast<int64_t>(t_load.count()),
static_cast<int64_t>(t_run.count()));
if (count < 0) {
PERFETTO_ELOG("Failed to write perf data");
return 1;
}
auto fd(base::OpenFile(perf_file_path, O_WRONLY | O_CREAT | O_TRUNC, 066));
if (!fd) {
PERFETTO_ELOG("Failed to open perf file");
return 1;
}
base::WriteAll(fd.get(), buf, static_cast<size_t>(count));
return 0;
}
void PrintUsage(char** argv) {
PERFETTO_ELOG(
"Interactive trace processor shell.\n"
"Usage: %s [OPTIONS] trace_file.pb\n\n"
"Options:\n"
" -h|--help Prints this usage.\n"
" -v|--version Prints the version of trace "
"processor.\n"
" -d|--debug Enable virtual table debugging.\n"
" -p|--perf-file FILE Writes the time taken to ingest the "
"trace and execute the queries to the given file. Only valid with -q or "
"--run-metrics and the file will only be written if the execution is "
"successful\n"
" -q|--query-file FILE Read and execute an SQL query from "
"a file.\n"
" -i|--interactive Starts interactive mode "
"even after a query file is specified with -q or --run-metrics.\n"
" -e|--export FILE Export the trace into a SQLite "
"database.\n"
" --run-metrics x,y,z Runs a comma separated list of "
"metrics and prints the result as a TraceMetrics proto to stdout.\n"
" --register-metric FILE Registers the given SQL file with "
"trace processor to allow this file to be run as a metric.\n"
" --extend-metrics-proto FILE Extends the TraceMetrics proto "
"using the extensions in the given proto file.\n"
" --metric-textproto Ouputs the result of --run-metrics "
"as a textual proto rather than as serialized bytes.",
argv[0]);
}
int TraceProcessorMain(int argc, char** argv) {
enum LongOption {
OPT_RUN_METRICS = 1000,
OPT_REGISTER_METRIC,
OPT_EXTEND_METRICS_PROTO,
OPT_METRICS_TEXTPROTO,
};
static const struct option long_options[] = {
{"help", no_argument, nullptr, 'h'},
{"version", no_argument, nullptr, 'v'},
{"interactive", no_argument, nullptr, 'i'},
{"debug", no_argument, nullptr, 'd'},
{"perf-file", required_argument, nullptr, 'p'},
{"query-file", required_argument, nullptr, 'q'},
{"export", required_argument, nullptr, 'e'},
{"run-metrics", required_argument, nullptr, OPT_RUN_METRICS},
{"register-metric", required_argument, nullptr, OPT_REGISTER_METRIC},
{"extend-metrics-proto", required_argument, nullptr,
OPT_EXTEND_METRICS_PROTO},
{"metric-textproto", no_argument, nullptr, OPT_METRICS_TEXTPROTO},
{nullptr, 0, nullptr, 0}};
std::string perf_file_path;
std::string query_file_path;
std::string sqlite_file_path;
std::string metric_names;
std::string register_metric;
std::string extend_metrics_proto;
bool explicit_interactive = false;
bool metrics_textproto = false;
int option_index = 0;
for (;;) {
int option =
getopt_long(argc, argv, "hvidp:q:e:", long_options, &option_index);
if (option == -1)
break; // EOF.
if (option == 'v') {
printf("%s\n", PERFETTO_GET_GIT_REVISION());
return 0;
}
if (option == 'i') {
explicit_interactive = true;
continue;
}
if (option == 'd') {
EnableSQLiteVtableDebugging();
continue;
}
if (option == 'p') {
perf_file_path = optarg;
continue;
}
if (option == 'q') {
query_file_path = optarg;
continue;
}
if (option == 'e') {
sqlite_file_path = optarg;
continue;
}
if (option == OPT_RUN_METRICS) {
metric_names = optarg;
continue;
}
if (option == OPT_REGISTER_METRIC) {
register_metric = optarg;
continue;
}
if (option == OPT_EXTEND_METRICS_PROTO) {
extend_metrics_proto = optarg;
continue;
}
if (option == OPT_METRICS_TEXTPROTO) {
metrics_textproto = true;
continue;
}
PrintUsage(argv);
return option == 'h' ? 0 : 1;
}
// Ensure that we have the tracefile argument only at the end.
if (optind != argc - 1) {
PrintUsage(argv);
return 1;
}
const char* trace_file_path = argv[optind];
if (trace_file_path == nullptr) {
PrintUsage(argv);
return 1;
}
bool launch_shell =
explicit_interactive || (metric_names.empty() && query_file_path.empty());
// Only allow non-interactive queries to emit perf data.
if (!perf_file_path.empty() && launch_shell) {
PrintUsage(argv);
return 1;
}
// Load the trace file into the trace processor.
Config config;
std::unique_ptr<TraceProcessor> tp = TraceProcessor::CreateInstance(config);
base::ScopedFile fd(base::OpenFile(trace_file_path, O_RDONLY));
if (!fd) {
PERFETTO_ELOG("Could not open trace file (path: %s)", trace_file_path);
return 1;
}
// Load the trace in chunks using async IO. We create a simple pipeline where,
// at each iteration, we parse the current chunk and asynchronously start
// reading the next chunk.
// 1MB chunk size seems the best tradeoff on a MacBook Pro 2013 - i7 2.8 GHz.
constexpr size_t kChunkSize = 1024 * 1024;
struct aiocb cb {};
cb.aio_nbytes = kChunkSize;
cb.aio_fildes = *fd;
std::unique_ptr<uint8_t[]> aio_buf(new uint8_t[kChunkSize]);
#if defined(MEMORY_SANITIZER)
// Just initialize the memory to make the memory sanitizer happy as it
// cannot track aio calls below.
memset(aio_buf.get(), 0, kChunkSize);
#endif
cb.aio_buf = aio_buf.get();
PERFETTO_CHECK(aio_read(&cb) == 0);
struct aiocb* aio_list[1] = {&cb};
uint64_t file_size = 0;
auto t_load_start = base::GetWallTimeNs();
for (int i = 0;; i++) {
if (i % 128 == 0)
fprintf(stderr, "\rLoading trace: %.2f MB\r", file_size / 1E6);
// Block waiting for the pending read to complete.
PERFETTO_CHECK(aio_suspend(aio_list, 1, nullptr) == 0);
auto rsize = aio_return(&cb);
if (rsize <= 0)
break;
file_size += static_cast<uint64_t>(rsize);
// Take ownership of the completed buffer and enqueue a new async read
// with a fresh buffer.
std::unique_ptr<uint8_t[]> buf(std::move(aio_buf));
aio_buf.reset(new uint8_t[kChunkSize]);
#if defined(MEMORY_SANITIZER)
// Just initialize the memory to make the memory sanitizer happy as it
// cannot track aio calls below.
memset(aio_buf.get(), 0, kChunkSize);
#endif
cb.aio_buf = aio_buf.get();
cb.aio_offset += rsize;
PERFETTO_CHECK(aio_read(&cb) == 0);
// Parse the completed buffer while the async read is in-flight.
util::Status status = tp->Parse(std::move(buf), static_cast<size_t>(rsize));
if (PERFETTO_UNLIKELY(!status.ok())) {
PERFETTO_ELOG("Fatal error while parsing trace: %s", status.c_message());
return 1;
}
}
tp->NotifyEndOfFile();
auto t_load = base::GetWallTimeNs() - t_load_start;
double t_load_s = t_load.count() / 1E9;
double size_mb = file_size / 1E6;
PERFETTO_ILOG("Trace loaded: %.2f MB (%.1f MB/s)", size_mb,
size_mb / t_load_s);
g_tp = tp.get();
#if PERFETTO_HAS_SIGNAL_H()
signal(SIGINT, [](int) { g_tp->InterruptQuery(); });
#endif
// Print out the stats to stderr for the trace.
if (!PrintStats()) {
return 1;
}
auto t_run_start = base::GetWallTimeNs();
// Descriptor pool used for printing output as textproto.
google::protobuf::DescriptorPool pool;
google::protobuf::FileDescriptorSet root_desc_set;
root_desc_set.ParseFromArray(kMetricsDescriptor.data(),
kMetricsDescriptor.size());
for (const auto& desc : root_desc_set.file()) {
pool.BuildFile(desc);
}
if (!extend_metrics_proto.empty()) {
util::Status status = ExtendMetricsProto(extend_metrics_proto, &pool);
if (!status.ok()) {
PERFETTO_ELOG("Error when extending proto: %s", status.c_message());
return 1;
}
}
if (!register_metric.empty()) {
util::Status status = RegisterMetric(register_metric);
if (!status.ok()) {
PERFETTO_ELOG("Error when registering metric: %s", status.c_message());
return 1;
}
}
if (!metric_names.empty()) {
std::vector<std::string> metrics;
for (base::StringSplitter ss(metric_names, ','); ss.Next();) {
metrics.emplace_back(ss.cur_token());
}
int ret = RunMetrics(std::move(metrics), metrics_textproto, pool);
if (!ret) {
auto t_query = base::GetWallTimeNs() - t_run_start;
ret = MaybePrintPerfFile(perf_file_path, t_load, t_query);
}
if (ret)
return ret;
} else {
// If we were given a query file, load contents
std::vector<std::string> queries;
if (!query_file_path.empty()) {
base::ScopedFstream file(fopen(query_file_path.c_str(), "r"));
if (!file) {
PERFETTO_ELOG("Could not open query file (path: %s)",
query_file_path.c_str());
return 1;
}
if (!LoadQueries(file.get(), &queries)) {
return 1;
}
}
if (!RunQueryAndPrintResult(queries, stdout)) {
return 1;
}
}
if (!sqlite_file_path.empty()) {
return ExportTraceToDatabase(sqlite_file_path);
}
if (!launch_shell) {
auto t_query = base::GetWallTimeNs() - t_run_start;
return MaybePrintPerfFile(perf_file_path, t_load, t_query);
}
return StartInteractiveShell();
}
} // namespace
} // namespace trace_processor
} // namespace perfetto
int main(int argc, char** argv) {
return perfetto::trace_processor::TraceProcessorMain(argc, argv);
}