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Merge "metrics: Add a CLI flag to disable dbus."

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This commit is contained in:
Gaurav Shah 2015-08-10 22:40:47 +00:00 committed by Gerrit Code Review
commit 011b2bc3eb
3 changed files with 34 additions and 20 deletions
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45
metrics/metrics_daemon.cc
View file

@ -210,6 +210,7 @@ uint32_t MetricsDaemon::GetOsVersionHash() {
void MetricsDaemon::Init(bool testing,
bool uploader_active,
bool dbus_enabled,
MetricsLibraryInterface* metrics_lib,
const string& vmstats_path,
const string& scaling_max_freq_path,
@ -220,6 +221,7 @@ void MetricsDaemon::Init(bool testing,
const string& config_root) {
testing_ = testing;
uploader_active_ = uploader_active;
dbus_enabled_ = dbus_enabled;
config_root_ = config_root;
DCHECK(metrics_lib != nullptr);
metrics_lib_ = metrics_lib;
@ -275,36 +277,39 @@ void MetricsDaemon::Init(bool testing,
}
int MetricsDaemon::OnInit() {
int return_code = chromeos::DBusDaemon::OnInit();
int return_code = dbus_enabled_ ? chromeos::DBusDaemon::OnInit() :
chromeos::Daemon::OnInit();
if (return_code != EX_OK)
return return_code;
if (testing_)
return EX_OK;
bus_->AssertOnDBusThread();
CHECK(bus_->SetUpAsyncOperations());
if (dbus_enabled_) {
bus_->AssertOnDBusThread();
CHECK(bus_->SetUpAsyncOperations());
if (bus_->is_connected()) {
const std::string match_rule =
base::StringPrintf(kCrashReporterMatchRule,
kCrashReporterInterface,
kCrashReporterUserCrashSignal);
if (bus_->is_connected()) {
const std::string match_rule =
base::StringPrintf(kCrashReporterMatchRule,
kCrashReporterInterface,
kCrashReporterUserCrashSignal);
bus_->AddFilterFunction(&MetricsDaemon::MessageFilter, this);
bus_->AddFilterFunction(&MetricsDaemon::MessageFilter, this);
DBusError error;
dbus_error_init(&error);
bus_->AddMatch(match_rule, &error);
DBusError error;
dbus_error_init(&error);
bus_->AddMatch(match_rule, &error);
if (dbus_error_is_set(&error)) {
LOG(ERROR) << "Failed to add match rule \"" << match_rule << "\". Got "
<< error.name << ": " << error.message;
return EX_SOFTWARE;
if (dbus_error_is_set(&error)) {
LOG(ERROR) << "Failed to add match rule \"" << match_rule << "\". Got "
<< error.name << ": " << error.message;
return EX_SOFTWARE;
}
} else {
LOG(ERROR) << "DBus isn't connected.";
return EX_UNAVAILABLE;
}
} else {
LOG(ERROR) << "DBus isn't connected.";
return EX_UNAVAILABLE;
}
if (uploader_active_) {
@ -317,7 +322,7 @@ int MetricsDaemon::OnInit() {
}
void MetricsDaemon::OnShutdown(int* return_code) {
if (!testing_ && bus_->is_connected()) {
if (!testing_ && dbus_enabled_ && bus_->is_connected()) {
const std::string match_rule =
base::StringPrintf(kCrashReporterMatchRule,
kCrashReporterInterface,

5
metrics/metrics_daemon.h
View file

@ -31,6 +31,7 @@ class MetricsDaemon : public chromeos::DBusDaemon {
// Initializes metrics class variables.
void Init(bool testing,
bool uploader_active,
bool dbus_enabled,
MetricsLibraryInterface* metrics_lib,
const std::string& vmstats_path,
const std::string& cpuinfo_max_freq_path,
@ -289,6 +290,10 @@ class MetricsDaemon : public chromeos::DBusDaemon {
// Whether the uploader is enabled or disabled.
bool uploader_active_;
// Whether or not dbus should be used.
// If disabled, we will not collect the frequency of crashes.
bool dbus_enabled_;
// Root of the configuration files to use.
std::string config_root_;

4
metrics/metrics_daemon_main.cc
View file

@ -29,6 +29,9 @@ int main(int argc, char** argv) {
false,
"run the uploader once and exit");
// Enable dbus.
DEFINE_bool(withdbus, true, "Enable dbus");
// Upload Service flags.
DEFINE_int32(upload_interval_secs,
1800,
@ -58,6 +61,7 @@ int main(int argc, char** argv) {
MetricsDaemon daemon;
daemon.Init(FLAGS_uploader_test,
FLAGS_uploader | FLAGS_uploader_test,
FLAGS_withdbus,
&metrics_lib,
"/proc/vmstat",
kScalingMaxFreqPath,