Remove InstallHost from the DaemonController.

remoting/host/setup/daemon_installer_win.cc

Index: remoting/host/setup/daemon_installer_win.cc
diff --git a/remoting/host/setup/daemon_installer_win.cc b/remoting/host/setup/daemon_installer_win.cc
deleted file mode 100644
index a125dfeb819b550892b0614dd1b854e6d8919a28..0000000000000000000000000000000000000000
--- a/remoting/host/setup/daemon_installer_win.cc
+++ /dev/null
@@ -1,412 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "remoting/host/setup/daemon_installer_win.h"
-
-#include <windows.h>
-
-#include "base/bind.h"
-#include "base/message_loop/message_loop.h"
-#include "base/process/launch.h"
-#include "base/strings/string16.h"
-#include "base/strings/stringprintf.h"
-#include "base/strings/utf_string_conversions.h"
-#include "base/time/time.h"
-#include "base/timer/timer.h"
-#include "base/win/object_watcher.h"
-#include "base/win/registry.h"
-#include "base/win/scoped_bstr.h"
-#include "base/win/scoped_comptr.h"
-#include "base/win/scoped_handle.h"
-#include "base/win/scoped_variant.h"
-#include "base/win/windows_version.h"
-#include "google_update/google_update_idl.h"
-#include "remoting/base/dispatch_win.h"
-#include "remoting/host/win/omaha.h"
-
-using base::win::ScopedBstr;
-using base::win::ScopedComPtr;
-using base::win::ScopedVariant;
-
-namespace {
-
-// ProgID of the per-machine Omaha COM server.
-const wchar_t kGoogleUpdate[] = L"GoogleUpdate.Update3WebMachine";
-
-// The COM elevation moniker for the per-machine Omaha COM server.
-const wchar_t kGoogleUpdateElevationMoniker[] =
-    L"Elevation:Administrator!new:GoogleUpdate.Update3WebMachine";
-
-// The registry key where the configuration of Omaha is stored.
-const wchar_t kOmahaUpdateKeyName[] = L"Software\\Google\\Update";
-
-// The name of the value where the full path to GoogleUpdate.exe is stored.
-const wchar_t kOmahaPathValueName[] = L"path";
-
-// The command line format string for GoogleUpdate.exe
-const wchar_t kGoogleUpdateCommandLineFormat[] =
-    L"\"%ls\" /install \"bundlename=Chromoting%%20Host&appguid=%ls&"
-    L"appname=Chromoting%%20Host&needsadmin=True&lang=%ls\"";
-
-// TODO(alexeypa): Get the desired laungage from the web app.
-const wchar_t kOmahaLanguage[] = L"en";
-
-// An empty string for optional parameters.
-const wchar_t kOmahaEmpty[] = L"";
-
-// The installation status polling interval.
-const int kOmahaPollIntervalMs = 500;
-
-}  // namespace
-
-namespace remoting {
-
-// This class implements on-demand installation of the Chromoting Host via
-// per-machine Omaha instance.
-class DaemonComInstallerWin : public DaemonInstallerWin {
- public:
-  DaemonComInstallerWin(const ScopedComPtr<IDispatch>& update3,
-                        const CompletionCallback& done);
-
-  // DaemonInstallerWin implementation.
-  virtual void Install() override;
-
- private:
-  // Polls the installation status performing state-specific actions (such as
-  // starting installation once download has finished).
-  void PollInstallationStatus();
-
-  // Omaha interfaces.
-  ScopedVariant app_;
-  ScopedVariant bundle_;
-  ScopedComPtr<IDispatch> update3_;
-
-  base::Timer polling_timer_;
-};
-
-// This class implements on-demand installation of the Chromoting Host by
-// launching a per-user instance of Omaha and requesting elevation.
-class DaemonCommandLineInstallerWin
-    : public DaemonInstallerWin,
-      public base::win::ObjectWatcher::Delegate {
- public:
-  DaemonCommandLineInstallerWin(const CompletionCallback& done);
-  ~DaemonCommandLineInstallerWin();
-
-  // DaemonInstallerWin implementation.
-  virtual void Install() override;
-
-  // base::win::ObjectWatcher::Delegate implementation.
-  virtual void OnObjectSignaled(HANDLE object) override;
-
- private:
-  // Handle of the launched process.
-  base::Process process_;
-
-  // Used to determine when the launched process terminates.
-  base::win::ObjectWatcher process_watcher_;
-};
-
-DaemonComInstallerWin::DaemonComInstallerWin(
-    const ScopedComPtr<IDispatch>& update3,
-    const CompletionCallback& done)
-    : DaemonInstallerWin(done),
-      update3_(update3),
-      polling_timer_(
-          FROM_HERE,
-          base::TimeDelta::FromMilliseconds(kOmahaPollIntervalMs),
-          base::Bind(&DaemonComInstallerWin::PollInstallationStatus,
-                     base::Unretained(this)),
-          false) {
-}
-
-void DaemonComInstallerWin::Install() {
-  // Create an app bundle.
-  HRESULT hr = dispatch::Invoke(update3_.get(), L"createAppBundleWeb",
-                                DISPATCH_METHOD, bundle_.Receive());
-  if (FAILED(hr)) {
-    Done(hr);
-    return;
-  }
-  if (bundle_.type() != VT_DISPATCH) {
-    Done(DISP_E_TYPEMISMATCH);
-    return;
-  }
-
-  hr = dispatch::Invoke(V_DISPATCH(&bundle_), L"initialize", DISPATCH_METHOD,
-                        nullptr);
-  if (FAILED(hr)) {
-    Done(hr);
-    return;
-  }
-
-  // Add Chromoting Host to the bundle.
-  ScopedVariant appid(kHostOmahaAppid);
-  ScopedVariant empty(kOmahaEmpty);
-  ScopedVariant language(kOmahaLanguage);
-  hr = dispatch::Invoke(V_DISPATCH(&bundle_), L"createApp", DISPATCH_METHOD,
-                        appid, empty, language, empty, nullptr);
-  if (FAILED(hr)) {
-    Done(hr);
-    return;
-  }
-
-  hr = dispatch::Invoke(V_DISPATCH(&bundle_), L"checkForUpdate",
-                        DISPATCH_METHOD, nullptr);
-  if (FAILED(hr)) {
-    Done(hr);
-    return;
-  }
-
-  hr = dispatch::Invoke(V_DISPATCH(&bundle_), L"appWeb",
-                        DISPATCH_PROPERTYGET, ScopedVariant(0), app_.Receive());
-  if (FAILED(hr)) {
-    Done(hr);
-    return;
-  }
-  if (app_.type() != VT_DISPATCH) {
-    Done(DISP_E_TYPEMISMATCH);
-    return;
-  }
-
-  // Now poll for the installation status.
-  PollInstallationStatus();
-}
-
-void DaemonComInstallerWin::PollInstallationStatus() {
-  // Get the current application installation state.
-  // N.B. The object underlying the ICurrentState interface has static data that
-  // does not get updated as the server state changes. To get the most "current"
-  // state, the currentState property needs to be queried again.
-  ScopedVariant current_state;
-  HRESULT hr = dispatch::Invoke(V_DISPATCH(&app_), L"currentState",
-                                DISPATCH_PROPERTYGET, current_state.Receive());
-  if (FAILED(hr)) {
-    Done(hr);
-    return;
-  }
-  if (current_state.type() != VT_DISPATCH) {
-    Done(DISP_E_TYPEMISMATCH);
-    return;
-  }
-
-  ScopedVariant state;
-  hr = dispatch::Invoke(V_DISPATCH(&current_state), L"stateValue",
-                        DISPATCH_PROPERTYGET, state.Receive());
-  if (state.type() != VT_I4) {
-    Done(DISP_E_TYPEMISMATCH);
-    return;
-  }
-
-  // Perform state-specific actions.
-  switch (V_I4(&state)) {
-    case STATE_INIT:
-    case STATE_WAITING_TO_CHECK_FOR_UPDATE:
-    case STATE_CHECKING_FOR_UPDATE:
-    case STATE_WAITING_TO_DOWNLOAD:
-    case STATE_RETRYING_DOWNLOAD:
-    case STATE_DOWNLOADING:
-    case STATE_WAITING_TO_INSTALL:
-    case STATE_INSTALLING:
-    case STATE_PAUSED:
-      break;
-
-    case STATE_UPDATE_AVAILABLE:
-      hr = dispatch::Invoke(V_DISPATCH(&bundle_), L"download",
-                            DISPATCH_METHOD, nullptr);
-      if (FAILED(hr)) {
-        Done(hr);
-        return;
-      }
-      break;
-
-    case STATE_DOWNLOAD_COMPLETE:
-    case STATE_EXTRACTING:
-    case STATE_APPLYING_DIFFERENTIAL_PATCH:
-    case STATE_READY_TO_INSTALL:
-      hr = dispatch::Invoke(V_DISPATCH(&bundle_), L"install",
-                            DISPATCH_METHOD, nullptr);
-      if (FAILED(hr)) {
-        Done(hr);
-        return;
-      }
-      break;
-
-    case STATE_INSTALL_COMPLETE:
-    case STATE_NO_UPDATE:
-      // Installation complete or not required. Report success.
-      Done(S_OK);
-      return;
-
-    case STATE_ERROR: {
-      ScopedVariant error_code;
-      hr = dispatch::Invoke(V_DISPATCH(&current_state), L"errorCode",
-                            DISPATCH_PROPERTYGET, error_code.Receive());
-      if (FAILED(hr)) {
-        Done(hr);
-        return;
-      }
-      if (error_code.type() != VT_UI4) {
-        Done(DISP_E_TYPEMISMATCH);
-        return;
-      }
-      Done(V_UI4(&error_code));
-      return;
-    }
-
-    default:
-      LOG(ERROR) << "Unknown bundle state: " << V_I4(&state) << ".";
-      Done(E_FAIL);
-      return;
-  }
-
-  // Keep polling.
-  polling_timer_.Reset();
-}
-
-DaemonCommandLineInstallerWin::DaemonCommandLineInstallerWin(
-    const CompletionCallback& done) : DaemonInstallerWin(done) {
-}
-
-DaemonCommandLineInstallerWin::~DaemonCommandLineInstallerWin() {
-  process_watcher_.StopWatching();
-}
-
-void DaemonCommandLineInstallerWin::Install() {
-  // Get the full path to GoogleUpdate.exe from the registry.
-  base::win::RegKey update_key;
-  LONG result = update_key.Open(HKEY_CURRENT_USER,
-                                kOmahaUpdateKeyName,
-                                KEY_READ);
-  if (result != ERROR_SUCCESS) {
-    Done(HRESULT_FROM_WIN32(result));
-    return;
-  }
-
-  // presubmit: allow wstring
-  std::wstring google_update;
-  result = update_key.ReadValue(kOmahaPathValueName, &google_update);
-  if (result != ERROR_SUCCESS) {
-    Done(HRESULT_FROM_WIN32(result));
-    return;
-  }
-
-  // Launch the updater process and wait for its termination.
-  base::string16 command_line = base::WideToUTF16(
-      base::StringPrintf(kGoogleUpdateCommandLineFormat,
-                         google_update.c_str(),
-                         kHostOmahaAppid,
-                         kOmahaLanguage));
-
-  base::LaunchOptions options;
-  process_ = base::LaunchProcess(command_line, options);
-  if (!process_.IsValid()) {
-    result = GetLastError();
-    Done(HRESULT_FROM_WIN32(result));
-    return;
-  }
-
-  if (!process_watcher_.StartWatching(process_.Handle(), this)) {
-    result = GetLastError();
-    Done(HRESULT_FROM_WIN32(result));
-    return;
-  }
-}
-
-void DaemonCommandLineInstallerWin::OnObjectSignaled(HANDLE object) {
-  // Check if the updater process returned success.
-  DWORD exit_code;
-  if (GetExitCodeProcess(process_.Handle(), &exit_code) && exit_code == 0) {
-    Done(S_OK);
-  } else {
-    Done(E_FAIL);
-  }
-}
-
-DaemonInstallerWin::DaemonInstallerWin(const CompletionCallback& done)
-    : done_(done) {
-}
-
-DaemonInstallerWin::~DaemonInstallerWin() {
-}
-
-void DaemonInstallerWin::Done(HRESULT result) {
-  CompletionCallback done = done_;
-  done_.Reset();
-  done.Run(result);
-}
-
-// static
-scoped_ptr<DaemonInstallerWin> DaemonInstallerWin::Create(
-    HWND window_handle,
-    CompletionCallback done) {
-  HRESULT result = E_FAIL;
-  ScopedComPtr<IDispatch> update3;
-
-  // Check if the machine instance of Omaha is available. The COM elevation is
-  // supported on Vista+, so on XP/W2K3 we assume that we are running under
-  // a privileged user and get ACCESS_DENIED later if we are not.
-  if (base::win::GetVersion() < base::win::VERSION_VISTA) {
-    CLSID class_id;
-    result = CLSIDFromProgID(kGoogleUpdate, &class_id);
-    if (SUCCEEDED(result)) {
-      result = CoCreateInstance(class_id,
-                                nullptr,
-                                CLSCTX_LOCAL_SERVER,
-                                IID_IDispatch,
-                                update3.ReceiveVoid());
-    }
-  } else {
-    BIND_OPTS3 bind_options;
-    memset(&bind_options, 0, sizeof(bind_options));
-    bind_options.cbStruct = sizeof(bind_options);
-    bind_options.hwnd = GetTopLevelWindow(window_handle);
-    bind_options.dwClassContext = CLSCTX_LOCAL_SERVER;
-    result = CoGetObject(kGoogleUpdateElevationMoniker,
-                         &bind_options,
-                         IID_IDispatch,
-                         update3.ReceiveVoid());
-  }
-
-  if (result == CO_E_CLASSSTRING) {
-    // The machine instance of Omaha is not available so we will have to run
-    // GoogleUpdate.exe manually passing "needsadmin=True". This will cause
-    // Omaha to install the machine instance first and then install Chromoting
-    // Host.
-    return make_scoped_ptr(new DaemonCommandLineInstallerWin(done));
-  }
-
-  if (!SUCCEEDED(result)) {
-    // The user declined the UAC prompt or some other error occured.
-    done.Run(result);
-    return nullptr;
-  }
-
-  // The machine instance of Omaha is available and we successfully passed
-  // the UAC prompt.
-  return make_scoped_ptr(new DaemonComInstallerWin(update3, done));
-}
-
-HWND GetTopLevelWindow(HWND window) {
-  if (window == nullptr) {
-    return nullptr;
-  }
-
-  for (;;) {
-    LONG style = GetWindowLong(window, GWL_STYLE);
-    if ((style & WS_OVERLAPPEDWINDOW) == WS_OVERLAPPEDWINDOW ||
-        (style & WS_POPUP) == WS_POPUP) {
-      return window;
-    }
-
-    HWND parent = GetAncestor(window, GA_PARENT);
-    if (parent == nullptr) {
-      return window;
-    }
-
-    window = parent;
-  }
-}
-
-}  // namespace remoting