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/*
* Copyright (C) 2016 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 <inttypes.h>
#include <stdint.h>
#include <vector>
#include <android-base/parseint.h>
#include <android-base/parsedouble.h>
#include <binder/IBinder.h>
#include <binder/IInterface.h>
#include <binder/IPCThreadState.h>
#include <binder/IServiceManager.h>
#include <binder/PermissionCache.h>
#include <private/android_filesystem_config.h>
#include <storaged.h>
#include <storaged_utils.h>
#include <storaged_service.h>
using namespace std;
using namespace android::base;
extern sp<storaged_t> storaged_sp;
namespace android {
status_t StoragedService::start() {
return BinderService<StoragedService>::publish();
}
void StoragedService::dumpUidRecords(int fd, const vector<uid_record>& entries) {
map<string, io_usage> merged_entries = merge_io_usage(entries);
for (const auto& rec : merged_entries) {
dprintf(fd, "%s %" PRIu64 " %" PRIu64 " %" PRIu64 " %" PRIu64
" %" PRIu64 " %" PRIu64 " %" PRIu64 " %" PRIu64 "\n",
rec.first.c_str(),
rec.second.bytes[READ][FOREGROUND][CHARGER_OFF],
rec.second.bytes[WRITE][FOREGROUND][CHARGER_OFF],
rec.second.bytes[READ][BACKGROUND][CHARGER_OFF],
rec.second.bytes[WRITE][BACKGROUND][CHARGER_OFF],
rec.second.bytes[READ][FOREGROUND][CHARGER_ON],
rec.second.bytes[WRITE][FOREGROUND][CHARGER_ON],
rec.second.bytes[READ][BACKGROUND][CHARGER_ON],
rec.second.bytes[WRITE][BACKGROUND][CHARGER_ON]);
}
}
void StoragedService::dumpUidRecordsDebug(int fd, const vector<uid_record>& entries) {
for (const auto& record : entries) {
const io_usage& uid_usage = record.ios.uid_ios;
dprintf(fd, "%s_%d %" PRIu64 " %" PRIu64 " %" PRIu64 " %" PRIu64
" %" PRIu64 " %" PRIu64 " %" PRIu64 " %" PRIu64 "\n",
record.name.c_str(), record.ios.user_id,
uid_usage.bytes[READ][FOREGROUND][CHARGER_OFF],
uid_usage.bytes[WRITE][FOREGROUND][CHARGER_OFF],
uid_usage.bytes[READ][BACKGROUND][CHARGER_OFF],
uid_usage.bytes[WRITE][BACKGROUND][CHARGER_OFF],
uid_usage.bytes[READ][FOREGROUND][CHARGER_ON],
uid_usage.bytes[WRITE][FOREGROUND][CHARGER_ON],
uid_usage.bytes[READ][BACKGROUND][CHARGER_ON],
uid_usage.bytes[WRITE][BACKGROUND][CHARGER_ON]);
for (const auto& task_it : record.ios.task_ios) {
const io_usage& task_usage = task_it.second;
const string& comm = task_it.first;
dprintf(fd, "-> %s %" PRIu64 " %" PRIu64 " %" PRIu64 " %" PRIu64
" %" PRIu64 " %" PRIu64 " %" PRIu64 " %" PRIu64 "\n",
comm.c_str(),
task_usage.bytes[READ][FOREGROUND][CHARGER_OFF],
task_usage.bytes[WRITE][FOREGROUND][CHARGER_OFF],
task_usage.bytes[READ][BACKGROUND][CHARGER_OFF],
task_usage.bytes[WRITE][BACKGROUND][CHARGER_OFF],
task_usage.bytes[READ][FOREGROUND][CHARGER_ON],
task_usage.bytes[WRITE][FOREGROUND][CHARGER_ON],
task_usage.bytes[READ][BACKGROUND][CHARGER_ON],
task_usage.bytes[WRITE][BACKGROUND][CHARGER_ON]);
}
}
}
status_t StoragedService::dump(int fd, const Vector<String16>& args) {
IPCThreadState* self = IPCThreadState::self();
const int pid = self->getCallingPid();
const int uid = self->getCallingUid();
if ((uid != AID_SHELL) &&
!PermissionCache::checkPermission(
String16("android.permission.DUMP"), pid, uid)) {
return PERMISSION_DENIED;
}
double hours = 0;
int time_window = 0;
uint64_t threshold = 0;
bool force_report = false;
bool debug = false;
for (size_t i = 0; i < args.size(); i++) {
const auto& arg = args[i];
if (arg == String16("--hours")) {
if (++i >= args.size())
break;
if(!ParseDouble(String8(args[i]).c_str(), &hours))
return BAD_VALUE;
continue;
}
if (arg == String16("--time_window")) {
if (++i >= args.size())
break;
if(!ParseInt(String8(args[i]).c_str(), &time_window))
return BAD_VALUE;
continue;
}
if (arg == String16("--threshold")) {
if (++i >= args.size())
break;
if(!ParseUint(String8(args[i]).c_str(), &threshold))
return BAD_VALUE;
continue;
}
if (arg == String16("--force")) {
force_report = true;
continue;
}
if (arg == String16("--debug")) {
debug = true;
continue;
}
}
uint64_t last_ts = 0;
map<uint64_t, struct uid_records> records =
storaged_sp->get_uid_records(hours, threshold, force_report);
for (const auto& it : records) {
if (last_ts != it.second.start_ts) {
dprintf(fd, "%" PRIu64, it.second.start_ts);
}
dprintf(fd, ",%" PRIu64 "\n", it.first);
last_ts = it.first;
if (!debug) {
dumpUidRecords(fd, it.second.entries);
} else {
dumpUidRecordsDebug(fd, it.second.entries);
}
}
if (time_window) {
storaged_sp->update_uid_io_interval(time_window);
}
return OK;
}
binder::Status StoragedService::onUserStarted(int32_t userId) {
storaged_sp->add_user_ce(userId);
return binder::Status::ok();
}
binder::Status StoragedService::onUserStopped(int32_t userId) {
storaged_sp->remove_user_ce(userId);
return binder::Status::ok();
}
binder::Status StoragedService::getRecentPerf(int32_t* _aidl_return) {
uint32_t recent_perf = storaged_sp->get_recent_perf();
if (recent_perf > INT32_MAX) {
*_aidl_return = INT32_MAX;
} else {
*_aidl_return = static_cast<int32_t>(recent_perf);
}
return binder::Status::ok();
}
status_t StoragedPrivateService::start() {
return BinderService<StoragedPrivateService>::publish();
}
binder::Status StoragedPrivateService::dumpUids(
vector<::android::os::storaged::UidInfo>* _aidl_return) {
unordered_map<uint32_t, uid_info> uids_m = storaged_sp->get_uids();
for (const auto& it : uids_m) {
UidInfo uinfo;
uinfo.uid = it.second.uid;
uinfo.name = it.second.name;
uinfo.tasks = it.second.tasks;
memcpy(&uinfo.io, &it.second.io, sizeof(uinfo.io));
_aidl_return->push_back(uinfo);
}
return binder::Status::ok();
}
binder::Status StoragedPrivateService::dumpPerfHistory(
vector<int32_t>* _aidl_return) {
*_aidl_return = storaged_sp->get_perf_history();
return binder::Status::ok();
}
sp<IStoragedPrivate> get_storaged_pri_service() {
sp<IServiceManager> sm = defaultServiceManager();
if (sm == NULL) return NULL;
sp<IBinder> binder = sm->getService(String16("storaged_pri"));
if (binder == NULL) return NULL;
return interface_cast<IStoragedPrivate>(binder);
}
} // namespace android
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