/*
- * Copyright (c) 2015 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 <set>
#include <algorithm>
+#include <memory>
+#include <mutex>
+#include <condition_variable>
+#include <list>
+#include <fstream>
#include <fcntl.h>
#include <signal.h>
#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 "vconf.h"
+#include "misc.h"
#include "logger.h"
#include "progress-bar.h"
-#include "engine/encryption/dmcrypt-engine.h"
-#include "key-manager/key-manager.h"
-
-#include "rmi/internal-encryption.h"
-
-#define INTERNAL_ENGINE DMCryptEngine
-#define INTERNAL_DEV_PATH "/dev/disk/by-partlabel"
-#define INTERNAL_DEV_NAME "USER"
-#define INTERNAL_PATH "/opt/usr"
-#define INTERNAL_STATE_VCONF_KEY VCONFKEY_ODE_CRYPTO_STATE
-#define INTERNAL_OPTION_ONLY_USED_REGION_VCONF_KEY VCONFKEY_ODE_FAST_ENCRYPTION
-
-#define PRIVILEGE_PLATFORM "http://tizen.org/privilege/internal/default/platform"
-
-const std::string PROG_FACTORY_RESET = "/usr/bin/dbus-send";
-const std::vector<std::string> wipeCommand = {
- PROG_FACTORY_RESET,
- "--system",
- "--type=signal",
- "--print-reply",
- "--dest=com.samsung.factoryreset",
- "/com/samsung/factoryreset",
- "com.samsung.factoryreset.start.setting"
-};
+#include "rmi/common.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 {
-std::unique_ptr<INTERNAL_ENGINE> engine;
-KeyManager::data mountKey;
+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 {
+public:
+ explicit JobWatch(dbus::Connection& systemDBus);
+ ~JobWatch();
+
+ bool waitForJob(const std::string& job);
+
+private:
+ void jobRemoved(const dbus::Variant& parameters);
+
+ struct Job {
+ Job(uint32_t id,
+ const std::string& job,
+ const std::string& unit,
+ const std::string& result) : id(id), job(job), unit(unit), result(result) {}
+ uint32_t id;
+ std::string job;
+ std::string unit;
+ std::string result;
+ };
-void stopSystemdUserSessions() {
- std::vector<std::string> userSessionServices;
- dbus::Connection& systemDBus = dbus::Connection::getSystem();
- dbus::VariantIterator iter;
+ dbus::Connection::SubscriptionId id;
+ dbus::Connection& systemDBus;
+ std::list<Job> removedJobs;
+ std::mutex jobsMutex;
+ std::condition_variable jobsCv;
+};
- systemDBus.methodcall("org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "ListUnits",
- -1, "(a(ssssssouso))", "")
- .get("(a(ssssssouso))", &iter);
+JobWatch::JobWatch(dbus::Connection& systemDBus) : systemDBus(systemDBus) {
+ auto callback = [this](dbus::Variant parameters) {
+ this->jobRemoved(parameters);
+ };
- while (1) {
- unsigned int dataUint;
- char *dataStr[9];
- int ret;
+ id = systemDBus.subscribeSignal("",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "JobRemoved",
+ callback);
+}
- ret = iter.get("(ssssssouso)", dataStr, dataStr + 1, dataStr + 2,
- dataStr + 3, dataStr + 4, dataStr + 5,
- dataStr + 6, &dataUint, dataStr + 7,
- dataStr + 8);
+JobWatch::~JobWatch() {
+ systemDBus.unsubscribeSignal(id);
+}
- if (!ret) {
- break;
+bool JobWatch::waitForJob(const std::string& job) {
+ while(true) {
+ std::unique_lock<std::mutex> lock(jobsMutex);
+ 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;
}
- std::string service(dataStr[0]);
- if (service.compare(0, 5, "user@") == 0) {
- userSessionServices.push_back(service);
+ while(!removedJobs.empty()) {
+ bool match = (removedJobs.front().job == job);
+ bool done = (removedJobs.front().result == "done");
+ removedJobs.pop_front();
+ if (match)
+ return done;
}
+ };
+}
+
+void JobWatch::jobRemoved(const dbus::Variant& parameters)
+{
+ uint32_t id;
+ const char* job;
+ const char* unit;
+ const char* result;
+ parameters.get("(uoss)", &id, &job, &unit, &result);
+ WARN(SINK, "id:" + std::to_string(id) + " job:" + job + " unit:" + unit + " result:" + result);
+
+ {
+ std::lock_guard<std::mutex> guard(jobsMutex);
+ removedJobs.emplace_back(id, job, unit, result);
}
+ jobsCv.notify_one();
+}
- for (const std::string& service : userSessionServices) {
- INFO(SINK, "Stop service - " + service);
+void stopSystemdUnits()
+{
+ dbus::Connection& systemDBus = dbus::Connection::getSystem();
+ dbus::VariantIterator iter;
+ std::vector<std::string> preprocessUnits;
+ std::set<std::string> unitsToStop;
+
+ 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",
- "StopUnit",
- -1, "", "(ss)", service.c_str(), "flush");
+ "ListUnits",
+ -1, "(a(ssssssouso))", "").get("(a(ssssssouso))", &iter);
+ } catch (runtime::Exception &e) {
+ ERROR(SINK, "Get list of systemd unit : " + std::string(e.what()));
}
- sleep(1);
-}
+ while (1) {
+ 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, &dataUnit, dataStr + 7, dataStr + 8);
+ if (!ret)
+ break;
-void stopDependedSystemdServices()
-{
- dbus::Connection& systemDBus = dbus::Connection::getSystem();
- std::set<std::string> servicesToStop;
+ 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);
+ }
+ }
+
+ for (auto &unit : preprocessUnits) {
+ stopUnit(unit);
+ }
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 *service;
+ char *unit = nullptr;
systemDBus.methodcall("org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"GetUnitByPID",
-1, "(o)", "(u)", (unsigned int)pid)
- .get("(o)", &service);
- servicesToStop.insert(service);
+ .get("(o)", &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, "Close process - " + std::to_string(pid));
+ ERROR(SINK, "Killing process: " + std::to_string(pid));
::kill(pid, SIGKILL);
}
}
- for (const std::string& service : servicesToStop) {
- INFO(SINK, "Close service - " + service);
- systemDBus.methodcall("org.freedesktop.systemd1",
- service,
- "org.freedesktop.systemd1.Unit",
- "Stop",
- -1, "", "(s)", "flush");
+ for (auto unit : unitsToStop) {
+ stopUnit(unit);
}
}
-void showProgressUI(const std::string type) {
- ::tzplatform_set_user(::tzplatform_getuid(TZ_SYS_DEFAULT_USER));
- std::string defaultUserHome(::tzplatform_getenv(TZ_USER_HOME));
- ::tzplatform_reset_user();
+void showProgressUI(const std::string type)
+{
+ dbus::Connection& systemDBus = dbus::Connection::getSystem();
+ std::string unit("ode-progress-ui@"+type+".service");
- try {
- runtime::File shareDirectory("/opt/home/root/share");
- if (!shareDirectory.exists()) {
- shareDirectory.makeDirectory(true);
- }
+ JobWatch watch(systemDBus);
+ INFO(SINK, "Start unit: " + unit);
- runtime::File elmConfigDir(shareDirectory.getPath() + "/.elementary");
- if (!elmConfigDir.exists()) {
- runtime::File defaultElmConfigDir(defaultUserHome + "/share/.elementary");
- defaultElmConfigDir.copyTo(shareDirectory.getPath());
- }
- } catch (runtime::Exception &e) {
- ERROR(SINK, "Failed to set up elm configuration");
- }
-
- std::vector<std::string> args = {
- "ode", "progress", type, "Internal"
- };
+ const char* job = NULL;
+ systemDBus.methodcall("org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "StartUnit",
+ -1, "(o)", "(ss)", unit.c_str(), "replace").get("(o)", &job);
- runtime::Process proc("/usr/bin/ode", args);
- proc.execute();
+ INFO(SINK, "Waiting for job: " + std::string(job));
+ if (!watch.waitForJob(job))
+ ERROR(SINK, "Starting unit: " + unit + " failed");
}
unsigned int getOptions()
int value;
value = 0;
- ::vconf_get_bool(INTERNAL_OPTION_ONLY_USED_REGION_VCONF_KEY, &value);
+ ::vconf_get_bool(VCONFKEY_ODE_FAST_ENCRYPTION, &value);
if (value) {
result |= InternalEncryption::Option::IncludeUnusedRegion;
}
} else {
value = false;
}
- ::vconf_set_bool(INTERNAL_OPTION_ONLY_USED_REGION_VCONF_KEY, value);
+ ::vconf_set_bool(VCONFKEY_ODE_FAST_ENCRYPTION, value);
}
-}
-
-InternalEncryption::InternalEncryption(ODEControlContext& ctx) :
- context(ctx)
+void killProcesses(std::vector<const char*> &args)
{
- context.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryption::setMountPassword)(std::string));
- context.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryption::mount)());
- context.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryption::umount)());
- context.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryption::encrypt)(std::string, unsigned int));
- context.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryption::decrypt)(std::string));
- context.expose(this, "", (int)(InternalEncryption::isPasswordInitialized)());
- context.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryption::initPassword)(std::string));
- context.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryption::cleanPassword)(std::string));
- context.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryption::changePassword)(std::string, std::string));
- context.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryption::verifyPassword)(std::string));
- context.expose(this, "", (int)(InternalEncryption::getState)());
- context.expose(this, "", (unsigned int)(InternalEncryption::getSupportedOptions)());
-
- context.createNotification("InternalEncryption::mount");
-
- std::string source = INTERNAL_DEV_PATH "/" INTERNAL_DEV_NAME;
+ int pipeFd[2] = {0, };
+ pid_t pid = 0;
+
+ 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 {
- runtime::DirectoryIterator iter(INTERNAL_DEV_PATH), end;
-
- while (iter != end) {
- const std::string& path = (*iter).getPath();
- std::string name = path.substr(path.rfind('/') + 1);
- std::string upper;
- upper.reserve(name.size());
- for (char c : name) {
- upper += std::toupper(c);
- }
- if (upper == INTERNAL_DEV_NAME) {
- source = path;
- break;
- }
- ++iter;
+ 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);
}
- } catch (runtime::Exception &e) {}
+ } 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;
+ }
- 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 (::getline(&line, &len, fp) != -1)
+ ret = false;
+
+ ::free(line);
+ ::pclose(fp);
+
+ return ret;
}
-InternalEncryption::~InternalEncryption()
+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));
}
-int InternalEncryption::setMountPassword(const std::string& password)
+}
+
+InternalEncryptionServer::InternalEncryptionServer(ServerContext& srv,
+ KeyServer& key) :
+ server(srv),
+ keyServer(key)
{
- KeyManager::data pwData(password.begin(), password.end());
- KeyManager keyManager(engine->getKeyMeta());
- if (!keyManager.verifyPassword(pwData)) {
- return -2;
+ server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::setMountPassword)(std::string));
+ 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)());
+ server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::recovery)());
+ server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::initPassword)(std::string));
+ server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::cleanPassword)(std::string));
+ server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::changePassword)(std::string, std::string));
+ server.expose(this, PRIVILEGE_PLATFORM, (int)(InternalEncryptionServer::verifyPassword)(std::string));
+ server.expose(this, "", (int)(InternalEncryptionServer::getState)());
+ server.expose(this, "", (unsigned int)(InternalEncryptionServer::getSupportedOptions)());
+ server.expose(this, "", (std::string)(InternalEncryptionServer::getDevicePath)());
+
+ server.createNotification("InternalEncryptionServer::mount");
+
+ std::string source = findDevPath();
+
+ if (getStateInternal() == State::Encrypted) {
+ //"error_partially_encrypted"
+ if (!FileFooter::exist(source) && !UpgradeSupport::checkUpgradeFlag()) {
+ // Trigger key migration process
+ UpgradeSupport::createUpgradeFlag();
+ }
}
- ode::mountKey = keyManager.getMasterKey(pwData);
+ 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());
+ }
+}
- return 0;
+InternalEncryptionServer::~InternalEncryptionServer()
+{
}
-int InternalEncryption::mount()
+int InternalEncryptionServer::migrateMasterKey(const std::string& dev, const std::string& password)
{
- if (getState() != State::Encrypted) {
- return -1;
+ 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.");
}
- if (engine->isMounted()) {
- INFO(SINK, "Already mounted");
- return 0;
+ return error::Unknown;
+}
+
+int InternalEncryptionServer::setMountPassword(const std::string& password)
+{
+ 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();
}
- engine->mount(mountKey, getOptions());
+ return keyServer.get(dev, password, mountKey);
+}
+
+int InternalEncryptionServer::mount(const std::vector<unsigned char> &mk, unsigned int options)
+{
+ RequestLifetime rl(server);
+
+ if (mountKey.empty() && mk.empty()) {
+ ERROR(SINK, "You need to set master key first.");
+ return error::NoData;
+ }
+
+ BinaryData key = mk.empty() ? mountKey : mk;
mountKey.clear();
- context.notify("InternalEncryption::mount");
+ if (getStateInternal() != State::Encrypted) {
+ ERROR(SINK, "Cannot mount, SD partition's state incorrect.");
+ return error::NoSuchDevice;
+ }
+
+ if (engine->isMounted()) {
+ ERROR(SINK, "Partition already mounted.");
+ return error::None;
+ }
+
+ INFO(SINK, "Mounting internal storage.");
+ try {
+ engine->mount(key, getOptions());
+
+ server.notify("InternalEncryptionServer::mount");
+
+ runtime::File("/tmp/.lazy_mount").create(O_WRONLY);
+ runtime::File("/tmp/.unlock_mnt").create(O_WRONLY);
+ } catch (runtime::Exception &e) {
+ ERROR(SINK, "Mount failed: " + std::string(e.what()));
+ return error::Unknown;
+ }
+
+ return error::None;
+}
- runtime::File("/tmp/.lazy_mount").create(O_WRONLY);
- runtime::File("/tmp/.unlock_mnt").create(O_WRONLY);
+int InternalEncryptionServer::isMounted()
+{
+ RequestLifetime rl(server);
- return 0;
+ 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 InternalEncryption::umount()
+int InternalEncryptionServer::umount()
{
- if (getState() != State::Encrypted) {
- return -1;
+ RequestLifetime rl(server);
+
+ if (getStateInternal() != State::Encrypted) {
+ ERROR(SINK, "Cannot umount, partition's state incorrect.");
+ return error::NoSuchDevice;
}
if (!engine->isMounted()) {
- INFO(SINK, "Already umounted");
- return 0;
+ ERROR(SINK, "Partition already umounted.");
+ return error::None;
}
- INFO(SINK, "Close all processes using internal storage...");
- stopDependedSystemdServices();
- INFO(SINK, "Umount internal storage...");
- engine->umount();
+ INFO(SINK, "Closing all processes using internal storage.");
+ try {
+ 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::Unknown;
+ }
+
+ 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 0;
+ return error::None;
}
-int InternalEncryption::encrypt(const std::string& password, unsigned int options)
+int InternalEncryptionServer::prepareDecryption()
{
- if (getState() != State::Unencrypted) {
- return -1;
+ RequestLifetime rl(server);
+
+ if (getStateInternal() != State::Encrypted) {
+ ERROR(SINK, "Cannot decrypt, partition's state incorrect.");
+ return error::NoSuchDevice;
}
- KeyManager::data pwData(password.begin(), password.end());
- KeyManager keyManager(engine->getKeyMeta());
+ 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)
+{
+ RequestLifetime rl(server);
- if (!keyManager.verifyPassword(pwData)) {
- return -2;
+ int state = getStateInternal();
+ if (state != State::Unencrypted && state != State::PreparedEncryption) {
+ ERROR(SINK, "Cannot encrypt, partition's state incorrect.");
+ return error::NoSuchDevice;
}
- KeyManager::data MasterKey = keyManager.getMasterKey(pwData);
- auto encryptWorker = [MasterKey, options, this]() {
+ BinaryData masterKey;
+ int ret = keyServer.get(engine->getSource(), password, masterKey);
+ if (ret != error::None)
+ return ret;
+
+ auto encryptWorker = [masterKey, options, this](RequestLifetime&& rl) {
try {
- INFO(SINK, "Close all user sessions...");
- stopSystemdUserSessions();
- INFO(SINK, "Close all processes using internal storage...");
- stopDependedSystemdServices();
- INFO(SINK, "Umount internal storage...");
- while (::umount(INTERNAL_PATH) == -1) {
- if (errno != EBUSY) {
- throw runtime::Exception("Umount error - " + std::to_string(errno));
+ if (::device_power_request_lock(POWER_LOCK_DISPLAY, 0) != 0)
+ ERROR(SINK, "Failed to request to lock display");
+
+ showProgressUI("encrypt");
+ ::sleep(1);
+
+ 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.");
+ stopSystemdUnits();
+
+ INFO(SINK, "Unmounting internal storage.");
+ unmountInternalStorage(source);
}
- stopDependedSystemdServices();
+ setOptions(options & engine->getSupportedOptions());
}
- showProgressUI("Encrypting");
+ INFO(SINK, "Encryption started.");
+ ::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "error_partially_encrypted");
+ 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 started...");
- engine->encrypt(MasterKey, options);
- setOptions(options & getSupportedOptions());
- INFO(SINK, "Sync disk...");
- sync();
- INFO(SINK, "Encryption completed");
+ INFO(SINK, "Encryption completed.");
+ ::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "encrypted");
+ server.notify("InternalEncryptionServer::mount");
- ::vconf_set_str(INTERNAL_STATE_VCONF_KEY, "encrypted");
- context.notify("InternalEncryption::mount");
+ file.remove();
+
+ INFO(SINK, "Syncing disk and rebooting.");
+ ::sync();
::reboot(RB_AUTOBOOT);
} catch (runtime::Exception &e) {
- ::vconf_set_str(INTERNAL_STATE_VCONF_KEY, "error_partially_encrypted");
- ERROR(SINK, "Encryption failed - " + std::string(e.what()));
+ ERROR(SINK, "Encryption failed: " + std::string(e.what()));
}
};
- std::thread asyncWork(encryptWorker);
+ std::thread asyncWork(encryptWorker, std::move(rl));
asyncWork.detach();
- return 0;
+ return error::None;
}
-int InternalEncryption::decrypt(const std::string& password)
+int InternalEncryptionServer::decrypt(const std::string& password)
{
- if (getState() != State::Encrypted) {
- return -1;
- }
+ RequestLifetime rl(server);
- KeyManager::data pwData(password.begin(), password.end());
- KeyManager keyManager(engine->getKeyMeta());
+ int state = getStateInternal();
+ if (state != State::Encrypted && state != State::PreparedDecryption) {
+ ERROR(SINK, "Cannot decrypt, partition's state incorrect.");
+ return error::NoSuchDevice;
+ }
- if (!keyManager.verifyPassword(pwData)) {
- return -2;
+ // 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();
}
- KeyManager::data MasterKey = keyManager.getMasterKey(pwData);
- auto decryptWorker = [MasterKey, this]() {
+ BinaryData masterKey;
+ int ret = keyServer.get(engine->getSource(), password, masterKey);
+ if (ret != error::None)
+ return ret;
+
+ auto decryptWorker = [masterKey, this](RequestLifetime&& rl) {
try {
- INFO(SINK, "Close all user sessions...");
- stopSystemdUserSessions();
- INFO(SINK, "Close all processes using internal storage...");
- stopDependedSystemdServices();
- INFO(SINK, "Umount internal storage...");
- while (1) {
- try {
+ if (::device_power_request_lock(POWER_LOCK_DISPLAY, 0) != 0)
+ ERROR(SINK, "Failed to request to lock display");
+
+ showProgressUI("decrypt");
+ ::sleep(1);
+
+ 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();
- break;
- } catch (runtime::Exception& e) {
- stopDependedSystemdServices();
}
}
- showProgressUI("Decrypting");
+ INFO(SINK, "Decryption started.");
+ ::vconf_set_str(VCONFKEY_ODE_CRYPTO_STATE, "error_partially_decrypted");
+ 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");
- INFO(SINK, "Decryption started...");
- engine->decrypt(MasterKey, getOptions());
- INFO(SINK, "Sync disk...");
- sync();
- INFO(SINK, "Decryption completed");
+ file.remove();
- ::vconf_set_str(INTERNAL_STATE_VCONF_KEY, "unencrypted");
+ INFO(SINK, "Syncing disk and rebooting.");
+ ::sync();
::reboot(RB_AUTOBOOT);
} catch (runtime::Exception &e) {
- ::vconf_set_str(INTERNAL_STATE_VCONF_KEY, "error_partially_encrypted");
- ERROR(SINK, "Decryption failed - " + std::string(e.what()));
+ ERROR(SINK, "Decryption failed: " + std::string(e.what()));
}
};
- std::thread asyncWork(decryptWorker);
+ std::thread asyncWork(decryptWorker, std::move(rl));
asyncWork.detach();
- return 0;
+ return error::None;
}
-int InternalEncryption::recovery()
+int InternalEncryptionServer::recovery()
{
- if (getState() != State::Unencrypted) {
- return -1;
- }
+ RequestLifetime rl(server);
+
+ int state = getStateInternal();
- //TODO
- runtime::Process proc(PROG_FACTORY_RESET, wipeCommand);
- if (proc.execute() == -1) {
- ERROR(SINK, "Failed to launch factory-reset");
- return -2;
+ 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;
}
- return 0;
-}
+ runtime::File file("/opt/.factoryreset");
+ file.create(MODE_0640);
-int InternalEncryption::isPasswordInitialized()
-{
- if (engine->isKeyMetaSet()) {
- return 1;
+ ::sync();
+ try {
+ dbus::Connection& systemDBus = dbus::Connection::getSystem();
+ systemDBus.methodcall("org.tizen.system.deviced",
+ "/Org/Tizen/System/DeviceD/Power",
+ "org.tizen.system.deviced.power",
+ "reboot",
+ -1, "()", "(si)", "reboot", 0);
+ } catch (runtime::Exception &e) {
+ ::reboot(RB_AUTOBOOT);
}
- return 0;
+ return error::None;
}
-int InternalEncryption::initPassword(const std::string& password)
+int InternalEncryptionServer::isPasswordInitialized()
{
- KeyManager::data pwData(password.begin(), password.end());
- KeyManager keyManager;
+ return keyServer.isInitialized(engine->getSource());
+}
- keyManager.initPassword(pwData);
- engine->setKeyMeta(keyManager.serialize());
- return 0;
+int InternalEncryptionServer::initPassword(const std::string& password)
+{
+ return keyServer.init(engine->getSource(), password, Key::DEFAULT_256BIT);
}
-int InternalEncryption::cleanPassword(const std::string& password)
+int InternalEncryptionServer::cleanPassword(const std::string& password)
{
- KeyManager::data pwData(password.begin(), password.end());
- KeyManager keyManager(engine->getKeyMeta());
+ return keyServer.remove(engine->getSource(), password);
+}
- if (!keyManager.verifyPassword(pwData)) {
- return -2;
- }
+int InternalEncryptionServer::changePassword(const std::string& oldPassword,
+ const std::string& newPassword)
+{
+ return keyServer.changePassword(engine->getSource(), oldPassword, newPassword);
+}
- engine->clearKeyMeta();
- return 0;
+int InternalEncryptionServer::verifyPassword(const std::string& password)
+{
+ return keyServer.verifyPassword(engine->getSource(), password);
}
-int InternalEncryption::changePassword(const std::string& oldPassword,
- const std::string& newPassword)
+int InternalEncryptionServer::getState()
{
- KeyManager::data oldPwData(oldPassword.begin(), oldPassword.end());
- KeyManager::data newPwData(newPassword.begin(), newPassword.end());
- KeyManager keyManager(engine->getKeyMeta());
+ RequestLifetime rl(server);
- if (!keyManager.verifyPassword(oldPwData)) {
- return -2;
- }
+ return getStateInternal();
+}
- keyManager.changePassword(oldPwData, newPwData);
- engine->setKeyMeta(keyManager.serialize());
+unsigned int InternalEncryptionServer::getSupportedOptions()
+{
+ RequestLifetime rl(server);
- return 0;
+ return engine->getSupportedOptions();
}
-int InternalEncryption::verifyPassword(const std::string& password)
+std::string InternalEncryptionServer::getDevicePath() const
{
- KeyManager::data pwData(password.begin(), password.end());
- KeyManager keyManager(engine->getKeyMeta());
+ RequestLifetime rl(server);
- if (keyManager.verifyPassword(pwData)) {
- return 1;
- }
- return 0;
+ return engine->getSource();
}
-int InternalEncryption::getState()
+int InternalEncryptionServer::getStateInternal() const
{
- char *value = ::vconf_get_str(INTERNAL_STATE_VCONF_KEY);
+ char *value = ::vconf_get_str(VCONFKEY_ODE_CRYPTO_STATE);
if (value == NULL) {
- throw runtime::Exception("Failed to get vconf value");
+ throw runtime::Exception("Failed to get vconf value.");
}
std::string valueStr(value);
free(value);
- if (valueStr == "encrypted") {
+ if (valueStr == "encrypted")
return State::Encrypted;
- } else if (valueStr == "unencrypted") {
+ else if (valueStr == "unencrypted")
return State::Unencrypted;
- } else {
+ 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 0;
-}
-unsigned int InternalEncryption::getSupportedOptions()
-{
- return engine->getSupportedOptions();
+ return State::NotSupported;
}
} // namespace ode