/*
- * Copyright (c) 2015-2017 Samsung Electronics Co., Ltd All Rights Reserved
+ * Copyright (c) 2015-2023 Samsung Electronics Co., Ltd All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include <unistd.h>
#include <sys/mount.h>
#include <sys/reboot.h>
+#include <sys/wait.h>
#include <limits.h>
#include <stdlib.h>
#include <string.h>
#include <vconf.h>
#include <tzplatform_config.h>
+#include <device/power.h>
#include <klay/process.h>
#include <klay/file-user.h>
#include <klay/filesystem.h>
#include <klay/dbus/connection.h>
+#include <klay/dbus/signal.h>
#include <klay/error.h>
+#include <systemd/sd-bus.h>
#include "misc.h"
#include "logger.h"
#include "ext4-tool.h"
#include "internal-encryption.h"
#include "internal-encryption-common.h"
+#include "upgrade-support.h"
+#include "file-footer.h"
namespace ode {
namespace {
const char *PRIVILEGE_PLATFORM = "http://tizen.org/privilege/internal/default/platform";
+const mode_t MODE_0640 = S_IRUSR | S_IWUSR | S_IRGRP;
+const std::string ODE_OBJECT_PATH = "/Org/Tizen/OnDeviceEncryption";
+const std::string ODE_INTERFACE_EVENT = "org.tizen.OnDeviceEncryption.Event";
+const std::string ODE_SIGNAL_NAME = "unmount";
+const std::string manifest =
+ "<node>"
+ " <interface name='" + ODE_INTERFACE_EVENT + "'>"
+ " <signal name='" + ODE_SIGNAL_NAME + "'>"
+ " </signal>"
+ " </interface>"
+ "</node>";
// watches systemd jobs
class JobWatch {
bool JobWatch::waitForJob(const std::string& job) {
while(true) {
std::unique_lock<std::mutex> lock(jobsMutex);
- jobsCv.wait(lock, [this]{ return !removedJobs.empty(); });
+ bool timeout = true;
+ auto sec = std::chrono::seconds(1);
+ jobsCv.wait_for(lock, 5*sec, [this, &timeout]{
+ if (!removedJobs.empty()) {
+ timeout = false;
+ return true;
+ }
+ return false;});
+
+ if (timeout) {
+ ERROR(SINK, "job: " + job + ", result: time out");
+ return false;
+ }
while(!removedJobs.empty()) {
bool match = (removedJobs.front().job == job);
const char* unit;
const char* result;
parameters.get("(uoss)", &id, &job, &unit, &result);
- INFO(SINK, "id:" + std::to_string(id) + " job:" + job + " unit:" + unit + " result:" + result);
+ WARN(SINK, "id:" + std::to_string(id) + " job:" + job + " unit:" + unit + " result:" + result);
{
std::lock_guard<std::mutex> guard(jobsMutex);
jobsCv.notify_one();
}
-void stopKnownSystemdUnits()
+void stopSystemdUnits()
{
- std::vector<std::string> knownSystemdUnits;
dbus::Connection& systemDBus = dbus::Connection::getSystem();
dbus::VariantIterator iter;
+ std::vector<std::string> preprocessUnits;
+ std::set<std::string> unitsToStop;
- systemDBus.methodcall("org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "ListUnits",
- -1, "(a(ssssssouso))", "")
- .get("(a(ssssssouso))", &iter);
+ try {
+ systemDBus.emitSignal("",
+ ODE_OBJECT_PATH,
+ ODE_INTERFACE_EVENT,
+ ODE_SIGNAL_NAME, "()", nullptr);
+ } catch (runtime::Exception &e) {
+ ERROR(SINK, "Failed to emit signal : " + std::string(e.what()));
+ }
+
+ auto stopUnit = [&systemDBus](const std::string &unit) {
+ JobWatch watch(systemDBus);
+ WARN(SINK, "Stopping unit: " + unit);
+ const char* job = NULL;
+ try {
+ systemDBus.methodcall("org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StopUnit",
+ -1, "(o)", "(ss)", unit.c_str(), "flush").get("(o)", &job);
+ WARN(SINK, "Waiting for job: " + std::string(job));
+ if (!watch.waitForJob(job))
+ ERROR(SINK, "Stopping unit: " + unit + " failed");
+ } catch (runtime::Exception &e) {
+ ERROR(SINK, std::string(e.what()));
+ }
+ };
+
+ try {
+ systemDBus.methodcall("org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "ListUnits",
+ -1, "(a(ssssssouso))", "").get("(a(ssssssouso))", &iter);
+ } catch (runtime::Exception &e) {
+ ERROR(SINK, "Get list of systemd unit : " + std::string(e.what()));
+ }
while (1) {
- unsigned int dataUint;
+ unsigned int dataUnit;
char *dataStr[9];
int ret;
-
ret = iter.get("(ssssssouso)", dataStr, dataStr + 1, dataStr + 2,
dataStr + 3, dataStr + 4, dataStr + 5,
- dataStr + 6, &dataUint, dataStr + 7,
- dataStr + 8);
-
- if (!ret) {
+ dataStr + 6, &dataUnit, dataStr + 7, dataStr + 8);
+ if (!ret)
break;
- }
- std::string unit(dataStr[0]);
- if (unit == "security-manager.socket") {
- knownSystemdUnits.insert(knownSystemdUnits.begin(), unit);
- } else if (unit.compare(0, 5, "user@") == 0 ||
- unit == "tlm.service" ||
- unit == "resourced.service" ||
- unit == "security-manager.service") {
- knownSystemdUnits.push_back(unit);
+ std::string unitName(dataStr[0]);
+ if (unitName == "security-manager.socket" ||
+ unitName == "connman.socket" ||
+ unitName == "msg-server.socket") {
+ preprocessUnits.insert(preprocessUnits.begin(), unitName);
+ } else if (unitName.compare(0, 5, "user@") == 0 ||
+ unitName == "tlm.service" ||
+ unitName == "resourced.service" ||
+ unitName == "security-manager.service") {
+ preprocessUnits.push_back(unitName);
}
}
- JobWatch watch(systemDBus);
-
- for (const std::string& unit : knownSystemdUnits) {
- INFO(SINK, "Stopping unit: " + unit);
- const char* job = NULL;
- systemDBus.methodcall("org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "StopUnit",
- -1, "(o)", "(ss)", unit.c_str(), "flush").get("(o)", &job);
- INFO(SINK, "Waiting for job: " + std::string(job));
- if (!watch.waitForJob(job))
- throw runtime::Exception("Stopping unit: " + unit + " failed");
+ for (auto &unit : preprocessUnits) {
+ stopUnit(unit);
}
-}
-
-void stopDependedSystemdUnits()
-{
- dbus::Connection& systemDBus = dbus::Connection::getSystem();
- std::set<std::string> unitsToStop;
for (pid_t pid : runtime::FileUser::getList(INTERNAL_PATH, true)) {
+ auto pgid = ::getpgid(pid);
+ if (pgid > 0 && pid != pgid) {
+ WARN(SINK, "PGID doesn't match - pgid : " + std::to_string(pgid) + ", pid : " + std::to_string(pid));
+ continue;
+ }
+
try {
- char *unit;
+ char *unit = nullptr;
systemDBus.methodcall("org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"GetUnitByPID",
-1, "(o)", "(u)", (unsigned int)pid)
.get("(o)", &unit);
- unitsToStop.insert(unit);
+
+ char* tmp = NULL;
+ int err = sd_bus_path_decode(unit, "/org/freedesktop/systemd1/unit", &tmp);
+ if (err <= 0 || tmp == NULL) {
+ ERROR(SINK, "Failed to decode unit name: " + std::string(unit) + " error: " +
+ std::to_string(err));
+ continue;
+ }
+ std::string unescapedName(tmp);
+ free(tmp);
+
+ unitsToStop.insert(unescapedName);
} catch (runtime::Exception &e) {
- INFO(SINK, "Killing process: " + std::to_string(pid));
+ ERROR(SINK, "Killing process: " + std::to_string(pid));
::kill(pid, SIGKILL);
}
}
- JobWatch watch(systemDBus);
-
- for (const std::string& unit : unitsToStop) {
- INFO(SINK, "Stopping unit: " + unit);
- const char* job = NULL;
- systemDBus.methodcall("org.freedesktop.systemd1",
- unit,
- "org.freedesktop.systemd1.Unit",
- "Stop",
- -1, "(o)", "(s)", "flush").get("(o)", &job);
- INFO(SINK, "Waiting for job: " + std::string(job));
- if (!watch.waitForJob(job))
- throw runtime::Exception("Stopping unit: " + unit + " failed");
+ for (auto unit : unitsToStop) {
+ stopUnit(unit);
}
}
INFO(SINK, "Waiting for job: " + std::string(job));
if (!watch.waitForJob(job))
- throw runtime::Exception("Starting unit: " + unit + " failed");
+ ERROR(SINK, "Starting unit: " + unit + " failed");
}
unsigned int getOptions()
::vconf_set_bool(VCONFKEY_ODE_FAST_ENCRYPTION, value);
}
-void unmountInternalStorage(const std::string& source)
+void killProcesses(std::vector<const char*> &args)
{
- while(true) {
- auto mntPaths = findMountPointsByDevice(source);
- if(mntPaths.empty())
- break;
+ int pipeFd[2] = {0, };
+ pid_t pid = 0;
- bool unmounted = true;
- for(const auto& path : mntPaths) {
- INFO(SINK, "Unmounting " + path);
- if (::umount(path.c_str()) == -1) {
- // If it's busy or was already unmounted ignore the error
- if (errno != EBUSY && errno != EINVAL) {
- throw runtime::Exception("umount() error: " + runtime::GetSystemErrorMessage());
- }
- unmounted = false;
- }
+ if (::pipe(pipeFd) < 0)
+ throw runtime::Exception("Failed to create pipe");
+
+ pid = ::fork();
+ if (pid < 0) {
+ ::close(pipeFd[0]);
+ ::close(pipeFd[1]);
+ throw runtime::Exception("Failed to fork");
+ }
+
+ if (pid == 0) {
+ ::close(pipeFd[0]);
+ if (::dup2(pipeFd[1], STDOUT_FILENO) < 0)
+ ERROR(SINK, "Failed to copy STDOUT_FILENO");
+
+ if (::dup2(STDOUT_FILENO, STDERR_FILENO) < 0)
+ ERROR(SINK, "Failed to copy STDERR_FILENO");
+
+ ::close(pipeFd[1]);
+
+ if (::execv(args[0], const_cast<char* const*>(args.data())) < 0)
+ ERROR(SINK, "Failed to execute : " + std::to_string(errno));
+
+ std::quick_exit(EXIT_FAILURE);
+ }
+
+ ::close(pipeFd[1]);
+
+ for (int status = 0; ::waitpid(pid, &status, 0) == -1;) {
+ if (errno != EINTR) {
+ ::close(pipeFd[0]);
+ throw runtime::Exception("Failed to wait child process");
+ }
+ }
+
+ auto closeFile = [](FILE *fp) { ::fclose(fp); };
+ std::unique_ptr<FILE, decltype(closeFile)> fp(::fdopen(pipeFd[0], "r"), closeFile);
+ if (fp == nullptr) {
+ ::close(pipeFd[0]);
+ throw runtime::Exception("Failed to open pipe descriptor");
+ }
+
+ char *line = nullptr;
+ size_t len = 0;
+ try {
+ while ((::getline(&line, &len, fp.get())) != -1) {
+ std::string log(line);
+ log.erase(std::find_if(log.rbegin(), log.rend(),
+ [](unsigned char c){ return std::isgraph(c); }).base(), log.end());
+ WARN(SINK, log);
}
- if (!unmounted)
- stopDependedSystemdUnits();
+ } catch (std::exception &e) {
+ ERROR(SINK, e.what());
}
+ ::free(line);
+ ::close(pipeFd[0]);
+}
+
+bool isPartitionTerminated(const std::string &partition)
+{
+ bool ret = true;
+ const std::string cmd("fuser -m " + partition + " | grep -o '[0-9]*'");
+ char *line = nullptr;
+ size_t len = 0;
+
+ FILE *fp = ::popen(cmd.c_str(), "r");
+ if (fp == nullptr) {
+ ERROR(SINK, "Failed to get processes on partition");
+ return false;
+ }
+
+ if (::getline(&line, &len, fp) != -1)
+ ret = false;
+
+ ::free(line);
+ ::pclose(fp);
+
+ return ret;
+}
+
+void unmountInternalStorage(const std::string& source)
+{
+ if (::umount2("/opt/usr", MNT_DETACH) == -1) {
+ if (errno != EBUSY && errno != EINVAL) {
+ throw runtime::Exception("umount() error : " + runtime::GetSystemErrorMessage());
+ }
+ }
+
+ do {
+ ::sync();
+ std::vector<const char*> args = {
+ "/usr/bin/fuser", "-m", "-k", "-v", "-SIGTERM", source.c_str(), nullptr
+ };
+ try {
+ killProcesses(args);
+ ::usleep((useconds_t)((unsigned int)(500)*1000));
+
+ args[4] = "-SIGKILL";
+ killProcesses(args);
+ ::usleep((useconds_t)((unsigned int)(200)*1000));
+ } catch (runtime::Exception &e) {
+ ERROR(e.what());
+ }
+ } while (!isPartitionTerminated(source));
}
}
keyServer(key)
{
server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::setMountPassword)(std::string));
- server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::mount)());
+ server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::mount)(std::vector<unsigned char>, unsigned int));
server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::umount)());
+ server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::isMounted)());
+ server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::prepareEncryption)(unsigned int));
+ server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::prepareDecryption)());
server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::encrypt)(std::string, unsigned int));
server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::decrypt)(std::string));
server.expose(this, "", (int)(InternalEncryptionServer::isPasswordInitialized)());
std::string source = findDevPath();
- engine.reset(new INTERNAL_ENGINE(
- source, INTERNAL_PATH,
- ProgressBar([](int v) {
- ::vconf_set_str(VCONFKEY_ODE_ENCRYPT_PROGRESS,
- std::to_string(v).c_str());
- })
- ));
+ if (getStateInternal() == State::Encrypted) {
+ //"error_partially_encrypted"
+ if (!FileFooter::exist(source) && !UpgradeSupport::checkUpgradeFlag()) {
+ // Trigger key migration process
+ UpgradeSupport::createUpgradeFlag();
+ }
+ }
+
+ engine.reset(new INTERNAL_ENGINE(source,
+ INTERNAL_PATH,
+ ProgressBar(VCONFKEY_ODE_ENCRYPT_PROGRESS)));
+
+ try {
+ dbus::Connection &systemDBus = dbus::Connection::getSystem();
+ systemDBus.registerObject(ODE_OBJECT_PATH, manifest, nullptr, nullptr);
+ } catch (runtime::Exception &e) {
+ ERROR(SINK, e.what());
+ }
}
InternalEncryptionServer::~InternalEncryptionServer()
{
}
+int InternalEncryptionServer::migrateMasterKey(const std::string& dev, const std::string& password)
+{
+ try {
+ BinaryData masterKey = UpgradeSupport::loadMasterKey(dev);
+
+ // encrypt the master key with given password
+ return keyServer.changePassword2(dev, masterKey, password);
+ } catch (const runtime::Exception&) {
+ ERROR(SINK, "Failed to load the master key stored during upgrade.");
+ }
+
+ return error::Unknown;
+}
+
int InternalEncryptionServer::setMountPassword(const std::string& password)
{
- return keyServer.get(engine->getSource(), password, mountKey);
+ RequestLifetime rl(server);
+
+ const std::string& dev = engine->getSource();
+
+ // check if upgrade flag exists
+ if (UpgradeSupport::checkUpgradeFlag()) {
+ INFO(SINK, "Upgrade flag detected.");
+
+ int rc = migrateMasterKey(dev, password);
+ if (rc != error::None)
+ return rc;
+ UpgradeSupport::removeUpgradeFlag();
+ }
+
+ return keyServer.get(dev, password, mountKey);
}
-int InternalEncryptionServer::mount()
+int InternalEncryptionServer::mount(const std::vector<unsigned char> &mk, unsigned int options)
{
- if (mountKey.empty()) {
- ERROR(SINK, "You need to call set_mount_password() first.");
+ RequestLifetime rl(server);
+
+ if (mountKey.empty() && mk.empty()) {
+ ERROR(SINK, "You need to set master key first.");
return error::NoData;
}
- BinaryData key = mountKey;
+ BinaryData key = mk.empty() ? mountKey : mk;
mountKey.clear();
- if (getState() != State::Encrypted) {
- INFO(SINK, "Cannot mount, SD partition's state incorrect.");
+ if (getStateInternal() != State::Encrypted) {
+ ERROR(SINK, "Cannot mount, SD partition's state incorrect.");
return error::NoSuchDevice;
}
if (engine->isMounted()) {
- INFO(SINK, "Partition already mounted.");
+ ERROR(SINK, "Partition already mounted.");
return error::None;
}
return error::None;
}
+int InternalEncryptionServer::isMounted()
+{
+ RequestLifetime rl(server);
+
+ int ret = 0;
+ try {
+ ret = engine->isMounted() ? 1 : 0;
+ } catch (runtime::Exception &e) {
+ ERROR(SINK, "Failed to access the mount flag");
+ return error::Unknown;
+ }
+ return ret;
+}
+
int InternalEncryptionServer::umount()
{
- if (getState() != State::Encrypted) {
+ RequestLifetime rl(server);
+
+ if (getStateInternal() != State::Encrypted) {
ERROR(SINK, "Cannot umount, partition's state incorrect.");
return error::NoSuchDevice;
}
if (!engine->isMounted()) {
- INFO(SINK, "Partition already umounted.");
+ ERROR(SINK, "Partition already umounted.");
return error::None;
}
INFO(SINK, "Closing all processes using internal storage.");
try {
- stopDependedSystemdUnits();
+ stopSystemdUnits();
INFO(SINK, "Umounting internal storage.");
+ unmountInternalStorage("/dev/mapper/userdata");
engine->umount();
} catch (runtime::Exception &e) {
ERROR(SINK, "Umount failed: " + std::string(e.what()));
return error::None;
}
+int InternalEncryptionServer::prepareEncryption(unsigned int options)
+{
+ RequestLifetime rl(server);
+
+ if (getStateInternal() != State::Unencrypted) {
+ ERROR(SINK, "Cannot encrypt, partition's state incorrect.");
+ return error::NoSuchDevice;
+ }
+
+ try {
+ runtime::File file("/opt/etc/.odeprogress");
+ file.create(MODE_0640);
+ } catch (runtime::Exception &e) {
+ ERROR(SINK, "Failed to create the flag file: " + std::string(e.what()));
+ return error::Unknown;
+ }
+
+ setOptions(options & engine->getSupportedOptions());
+
+ ::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "prepared_encryption");
+ ::sync();
+ ::reboot(RB_AUTOBOOT);
+
+ return error::None;
+}
+
+int InternalEncryptionServer::prepareDecryption()
+{
+ RequestLifetime rl(server);
+
+ if (getStateInternal() != State::Encrypted) {
+ ERROR(SINK, "Cannot decrypt, partition's state incorrect.");
+ return error::NoSuchDevice;
+ }
+
+ try {
+ runtime::File file("/opt/etc/.odeprogress");
+ file.create(MODE_0640);
+ } catch (runtime::Exception &e) {
+ ERROR(SINK, "Failed to create the flag file: " + std::string(e.what()));
+ return error::Unknown;
+ }
+
+ ::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "prepared_decryption");
+ ::sync();
+ ::reboot(RB_AUTOBOOT);
+
+ return error::None;
+}
+
int InternalEncryptionServer::encrypt(const std::string& password, unsigned int options)
{
- if (getState() != State::Unencrypted) {
+ RequestLifetime rl(server);
+
+ int state = getStateInternal();
+ if (state != State::Unencrypted && state != State::PreparedEncryption) {
ERROR(SINK, "Cannot encrypt, partition's state incorrect.");
return error::NoSuchDevice;
}
if (ret != error::None)
return ret;
- auto encryptWorker = [masterKey, options, this]() {
+ auto encryptWorker = [masterKey, options, this](RequestLifetime&& rl) {
try {
+ if (::device_power_request_lock(POWER_LOCK_DISPLAY, 0) != 0)
+ ERROR(SINK, "Failed to request to lock display");
+
showProgressUI("encrypt");
::sleep(1);
- INFO(SINK, "Closing all known systemd services that might be using internal storage.");
- stopKnownSystemdUnits();
-
- std::string source = engine->getSource();
- auto mntPaths = findMountPointsByDevice(source);
+ runtime::File file("/opt/etc/.odeprogress");
+ if (getStateInternal() == State::Unencrypted) {
+ /* For backward compatibility */
+ file.create(MODE_0640);
+ std::string source = engine->getSource();
+ auto mntPaths = findMountPointsByDevice(source);
- if (!mntPaths.empty()) {
- INFO(SINK, "Closing all processes using internal storage.");
- stopDependedSystemdUnits();
+ if (!mntPaths.empty()) {
+ INFO(SINK, "Closing all processes using internal storage.");
+ stopSystemdUnits();
- INFO(SINK, "Unmounting internal storage.");
- unmountInternalStorage(source);
+ INFO(SINK, "Unmounting internal storage.");
+ unmountInternalStorage(source);
+ }
+ setOptions(options & engine->getSupportedOptions());
}
INFO(SINK, "Encryption started.");
::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "error_partially_encrypted");
- engine->encrypt(masterKey, options);
- setOptions(options & getSupportedOptions());
+ try {
+ engine->encrypt(masterKey, getOptions());
+ } catch (runtime::Exception &e) {
+ ERROR(SINK, e.what());
+ if (!engine->isStarted()) {
+ ::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "unencrypted");
+ file.remove();
+ }
+ ::sync();
+ ::reboot(RB_AUTOBOOT);
+ }
INFO(SINK, "Encryption completed.");
::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "encrypted");
server.notify("InternalEncryptionServer::mount");
+ file.remove();
+
INFO(SINK, "Syncing disk and rebooting.");
::sync();
::reboot(RB_AUTOBOOT);
}
};
- std::thread asyncWork(encryptWorker);
+ std::thread asyncWork(encryptWorker, std::move(rl));
asyncWork.detach();
return error::None;
int InternalEncryptionServer::decrypt(const std::string& password)
{
- if (getState() != State::Encrypted) {
+ RequestLifetime rl(server);
+
+ int state = getStateInternal();
+ if (state != State::Encrypted && state != State::PreparedDecryption) {
ERROR(SINK, "Cannot decrypt, partition's state incorrect.");
return error::NoSuchDevice;
}
+ // check if key migration is needed
+ if (UpgradeSupport::checkUpgradeFlag()) {
+ INFO(SINK, "Upgrade flag detected.");
+ const std::string& dev = engine->getSource();
+ int rc = migrateMasterKey(dev, password);
+ if (rc == error::None)
+ UpgradeSupport::removeUpgradeFlag();
+ }
+
BinaryData masterKey;
int ret = keyServer.get(engine->getSource(), password, masterKey);
if (ret != error::None)
return ret;
- auto decryptWorker = [masterKey, this]() {
+ auto decryptWorker = [masterKey, this](RequestLifetime&& rl) {
try {
+ if (::device_power_request_lock(POWER_LOCK_DISPLAY, 0) != 0)
+ ERROR(SINK, "Failed to request to lock display");
+
showProgressUI("decrypt");
::sleep(1);
- if (engine->isMounted()) {
- INFO(SINK, "Closing all known systemd services that might be using internal storage.");
- stopKnownSystemdUnits();
- INFO(SINK, "Closing all processes using internal storage.");
- stopDependedSystemdUnits();
-
- INFO(SINK, "Umounting internal storage.");
- while (1) {
- try {
- engine->umount();
- break;
- } catch (runtime::Exception& e) {
- stopDependedSystemdUnits();
- }
+ runtime::File file("/opt/etc/.odeprogress");
+ if (getStateInternal() == State::Encrypted) {
+ /* For backward compatibility */
+ file.create(MODE_0640);
+
+ if (engine->isMounted()) {
+ INFO(SINK, "Closing all processes using internal storage.");
+ stopSystemdUnits();
+
+ INFO(SINK, "Unmounting internal storage.");
+ unmountInternalStorage("/dev/mapper/userdata");
+ engine->umount();
}
}
INFO(SINK, "Decryption started.");
::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "error_partially_decrypted");
- engine->decrypt(masterKey, getOptions());
+ try {
+ engine->decrypt(masterKey, getOptions());
+ } catch (runtime::Exception &e) {
+ ERROR(SINK, e.what());
+ if (!engine->isStarted()) {
+ ::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "encrypted");
+ file.remove();
+ }
+ ::sync();
+ ::reboot(RB_AUTOBOOT);
+ }
INFO(SINK, "Decryption complete.");
::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "unencrypted");
+ file.remove();
+
INFO(SINK, "Syncing disk and rebooting.");
::sync();
::reboot(RB_AUTOBOOT);
}
};
- std::thread asyncWork(decryptWorker);
+ std::thread asyncWork(decryptWorker, std::move(rl));
asyncWork.detach();
return error::None;
int InternalEncryptionServer::recovery()
{
- int state = getState();
+ RequestLifetime rl(server);
+
+ int state = getStateInternal();
if (state == State::Unencrypted)
return error::NoSuchDevice;
+ if (state == State::PreparedEncryption) {
+ ::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "unencrypted");
+ ::sync();
+ return error::None;
+ }
+ if (state == State::PreparedDecryption) {
+ ::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "encrypted");
+ ::sync();
+ return error::None;
+ }
- if (state == State::Corrupted)
- Ext4Tool::mkfs(engine->getSource());
-
- std::fstream fs;
- fs.open("/opt/.factoryreset", std::ios::out);
- fs.close();
+ runtime::File file("/opt/.factoryreset");
+ file.create(MODE_0640);
::sync();
try {
int InternalEncryptionServer::getState()
{
+ RequestLifetime rl(server);
+
+ return getStateInternal();
+}
+
+unsigned int InternalEncryptionServer::getSupportedOptions()
+{
+ RequestLifetime rl(server);
+
+ return engine->getSupportedOptions();
+}
+
+std::string InternalEncryptionServer::getDevicePath() const
+{
+ RequestLifetime rl(server);
+
+ return engine->getSource();
+}
+
+int InternalEncryptionServer::getStateInternal() const
+{
char *value = ::vconf_get_str(VCONFKEY_ODE_CRYPTO_STATE);
if (value == NULL) {
throw runtime::Exception("Failed to get vconf value.");
return State::Encrypted;
else if (valueStr == "unencrypted")
return State::Unencrypted;
+ else if (valueStr == "prepared_encryption")
+ return State::PreparedEncryption;
+ else if (valueStr == "prepared_decryption")
+ return State::PreparedDecryption;
else if (valueStr == "error_partially_encrypted" || valueStr == "error_partially_decrypted")
return State::Corrupted;
- return State::Invalid;
-}
-
-unsigned int InternalEncryptionServer::getSupportedOptions()
-{
- return engine->getSupportedOptions();
-}
-
-std::string InternalEncryptionServer::getDevicePath() const
-{
- return engine->getSource();
+ return State::NotSupported;
}
} // namespace ode