]> glassweightruler.freedombox.rocks Git - waydroid.git/blobdiff - tools/actions/initializer.py
initializer: Refactor setup to better handle preinstalled images
[waydroid.git] / tools / actions / initializer.py
index c3e133dddb3f2acc4231980cbe77cb2dd4fdef65..87250971833a8d1bbb7488eba83747d6c0d4673e 100644 (file)
@@ -10,6 +10,10 @@ import threading
 import multiprocessing
 import select
 import queue
+import time
+import dbus
+import dbus.service
+from gi.repository import GLib
 
 def is_initialized(args):
     return os.path.isfile(args.config) and os.path.isdir(tools.config.defaults["rootfs"])
@@ -19,6 +23,8 @@ def get_vendor_type(args):
     ret = "MAINLINE"
     if vndk_str != "":
         vndk = int(vndk_str)
+        if vndk > 31:
+            vndk -= 1 # 12L -> Halium 12
         if vndk > 19:
             ret = "HALIUM_" + str(vndk - 19)
 
@@ -29,20 +35,37 @@ def setup_config(args):
     args.arch = helpers.arch.host()
     cfg["waydroid"]["arch"] = args.arch
 
+    args.vendor_type = get_vendor_type(args)
+    cfg["waydroid"]["vendor_type"] = args.vendor_type
+
+    helpers.drivers.setupBinderNodes(args)
+    cfg["waydroid"]["binder"] = args.BINDER_DRIVER
+    cfg["waydroid"]["vndbinder"] = args.VNDBINDER_DRIVER
+    cfg["waydroid"]["hwbinder"] = args.HWBINDER_DRIVER
+
+    has_preinstalled_images = False
     preinstalled_images_paths = tools.config.defaults["preinstalled_images_paths"]
-    if not args.images_path:
-        for preinstalled_images in preinstalled_images_paths:
-            if os.path.isdir(preinstalled_images):
-                if os.path.isfile(preinstalled_images + "/system.img") and os.path.isfile(preinstalled_images + "/vendor.img"):
-                    args.images_path = preinstalled_images
-                    break
-                else:
-                    logging.warning("Found directory {} but missing system or vendor image, ignoring...".format(preinstalled_images))
+    for preinstalled_images in preinstalled_images_paths:
+        if os.path.isdir(preinstalled_images):
+            if os.path.isfile(preinstalled_images + "/system.img") and os.path.isfile(preinstalled_images + "/vendor.img"):
+                has_preinstalled_images = True
+                args.images_path = preinstalled_images
+                break
+            else:
+                logging.warning("Found directory {} but missing system or vendor image, ignoring...".format(preinstalled_images))
 
     if not args.images_path:
         args.images_path = tools.config.defaults["images_path"]
     cfg["waydroid"]["images_path"] = args.images_path
 
+    if has_preinstalled_images:
+        cfg["waydroid"]["system_ota"] = args.system_ota = "None"
+        cfg["waydroid"]["vendor_ota"] = args.vendor_ota = "None"
+        cfg["waydroid"]["system_datetime"] = tools.config.defaults["system_datetime"]
+        cfg["waydroid"]["vendor_datetime"] = tools.config.defaults["vendor_datetime"]
+        tools.config.save(args, cfg)
+        return True
+
     channels_cfg = tools.config.load_channels()
     if not args.system_channel:
         args.system_channel = channels_cfg["channels"]["system_channel"]
@@ -53,15 +76,16 @@ def setup_config(args):
     if not args.system_type:
         args.system_type = channels_cfg["channels"]["system_type"]
 
+    if not args.system_channel or not args.vendor_channel:
+        logging.error("ERROR: You must provide 'System OTA' and 'Vendor OTA' URLs.")
+        return False
+
     args.system_ota = args.system_channel + "/" + args.rom_type + \
         "/waydroid_" + args.arch + "/" + args.system_type + ".json"
     system_request = helpers.http.retrieve(args.system_ota)
     if system_request[0] != 200:
-        if args.images_path not in preinstalled_images_paths:
-            raise ValueError(
-                "Failed to get system OTA channel: {}, error: {}".format(args.system_ota, system_request[0]))
-        else:
-            args.system_ota = "None"
+        raise ValueError(
+            "Failed to get system OTA channel: {}, error: {}".format(args.system_ota, system_request[0]))
 
     device_codename = helpers.props.host_get(args, "ro.product.device")
     args.vendor_type = None
@@ -75,12 +99,8 @@ def setup_config(args):
             break
 
     if not args.vendor_type:
-        if args.images_path not in preinstalled_images_paths:
-            raise ValueError(
-                "Failed to get vendor OTA channel: {}".format(vendor_ota))
-        else:
-            args.vendor_ota = "None"
-            args.vendor_type = get_vendor_type(args)
+        raise ValueError(
+            "Failed to get vendor OTA channel: {}".format(vendor_ota))
 
     if args.system_ota != cfg["waydroid"].get("system_ota"):
         cfg["waydroid"]["system_datetime"] = tools.config.defaults["system_datetime"]
@@ -90,52 +110,111 @@ def setup_config(args):
     cfg["waydroid"]["vendor_type"] = args.vendor_type
     cfg["waydroid"]["system_ota"] = args.system_ota
     cfg["waydroid"]["vendor_ota"] = args.vendor_ota
-    helpers.drivers.setupBinderNodes(args)
-    cfg["waydroid"]["binder"] = args.BINDER_DRIVER
-    cfg["waydroid"]["vndbinder"] = args.VNDBINDER_DRIVER
-    cfg["waydroid"]["hwbinder"] = args.HWBINDER_DRIVER
     tools.config.save(args, cfg)
+    return True
 
 def init(args):
     if not is_initialized(args) or args.force:
-        setup_config(args)
+        initializer_service = None
+        try:
+            initializer_service = tools.helpers.ipc.DBusContainerService("/Initializer", "id.waydro.Initializer")
+        except dbus.DBusException:
+            pass
+        if not setup_config(args):
+            return
         status = "STOPPED"
         if os.path.exists(tools.config.defaults["lxc"] + "/waydroid"):
             status = helpers.lxc.status(args)
         if status != "STOPPED":
             logging.info("Stopping container")
-            helpers.lxc.stop(args)
-        helpers.images.umount_rootfs(args)
+            try:
+                container = tools.helpers.ipc.DBusContainerService()
+                args.session = container.GetSession()
+                container.Stop(False)
+            except Exception as e:
+                logging.debug(e)
+                tools.actions.container_manager.stop(args)
         if args.images_path not in tools.config.defaults["preinstalled_images_paths"]:
             helpers.images.get(args)
+        else:
+            helpers.images.remove_overlay(args)
         if not os.path.isdir(tools.config.defaults["rootfs"]):
             os.mkdir(tools.config.defaults["rootfs"])
+        if not os.path.isdir(tools.config.defaults["overlay"]):
+            os.mkdir(tools.config.defaults["overlay"])
+            os.mkdir(tools.config.defaults["overlay"]+"/vendor")
+        if not os.path.isdir(tools.config.defaults["overlay_rw"]):
+            os.mkdir(tools.config.defaults["overlay_rw"])
+            os.mkdir(tools.config.defaults["overlay_rw"]+"/system")
+            os.mkdir(tools.config.defaults["overlay_rw"]+"/vendor")
+        helpers.drivers.probeAshmemDriver(args)
         helpers.lxc.setup_host_perms(args)
         helpers.lxc.set_lxc_config(args)
         helpers.lxc.make_base_props(args)
         if status != "STOPPED":
             logging.info("Starting container")
-            helpers.images.mount_rootfs(args, args.images_path)
-            helpers.lxc.start(args)
+            try:
+                container.Start(args.session)
+            except Exception as e:
+                logging.debug(e)
+                logging.error("Failed to restart container. Please do so manually.")
 
-        helpers.ipc.notify(channel="init", msg="done")
+        if "running_init_in_service" not in args or not args.running_init_in_service:
+            try:
+                if initializer_service:
+                    initializer_service.Done()
+            except dbus.DBusException:
+                pass
     else:
         logging.info("Already initialized")
 
 def wait_for_init(args):
-    helpers.ipc.create_channel("init")
     helpers.ipc.create_channel("remote_init_output")
-    while True:
-        print('WayDroid waiting for initialization...')
-        msg = helpers.ipc.read_one(channel="init")
-        if msg == "done":
-            if is_initialized(args):
-                break
-            else:
-                continue
-        if msg.startswith("cmd"):
-            remote_init_server(args, msg)
-            continue
+
+    mainloop = GLib.MainLoop()
+    dbus_obj = DbusInitializer(mainloop, dbus.SystemBus(), '/Initializer', args)
+    mainloop.run()
+
+    # After init
+    dbus_obj.remove_from_connection()
+
+class DbusInitializer(dbus.service.Object):
+    def __init__(self, looper, bus, object_path, args):
+        self.args = args
+        self.looper = looper
+        dbus.service.Object.__init__(self, bus, object_path)
+
+    @dbus.service.method("id.waydro.Initializer", in_signature='a{ss}', out_signature='', sender_keyword="sender", connection_keyword="conn")
+    def Init(self, params, sender=None, conn=None):
+        channels_cfg = tools.config.load_channels()
+        no_auth = params["system_channel"] == channels_cfg["channels"]["system_channel"] and \
+                  params["vendor_channel"] == channels_cfg["channels"]["vendor_channel"]
+        if no_auth or ensure_polkit_auth(sender, conn, "id.waydro.Initializer.Init"):
+            threading.Thread(target=remote_init_server, args=(self.args, params)).start()
+        else:
+            raise PermissionError("Polkit: Authentication failed")
+
+    @dbus.service.method("id.waydro.Initializer", in_signature='', out_signature='')
+    def Done(self):
+        if is_initialized(self.args):
+            self.looper.quit()
+
+def ensure_polkit_auth(sender, conn, privilege):
+    dbus_info = dbus.Interface(conn.get_object("org.freedesktop.DBus", "/org/freedesktop/DBus/Bus", False), "org.freedesktop.DBus")
+    pid = dbus_info.GetConnectionUnixProcessID(sender)
+    polkit = dbus.Interface(dbus.SystemBus().get_object("org.freedesktop.PolicyKit1", "/org/freedesktop/PolicyKit1/Authority", False), "org.freedesktop.PolicyKit1.Authority")
+    try:
+        (is_auth, _, _) = polkit.CheckAuthorization(
+            ("unix-process", {
+                "pid": dbus.UInt32(pid, variant_level=1),
+                "start-time": dbus.UInt64(0, variant_level=1)}),
+            privilege, {"AllowUserInteraction": "true"},
+            dbus.UInt32(1),
+            "",
+            timeout=300)
+        return is_auth
+    except dbus.DBusException:
+        raise PermissionError("Polkit: Authentication timed out")
 
 def background_remote_init_process(args):
     with helpers.ipc.open_channel("remote_init_output", "wb") as channel_out:
@@ -185,14 +264,14 @@ def background_remote_init_process(args):
         sys.stderr = sys.__stderr__
         logging.getLogger().removeHandler(out)
 
-def remote_init_server(args, cmd):
-    params = cmd.split('\f')[1:]
+def remote_init_server(args, params):
     args.force = True
     args.images_path = ""
     args.rom_type = ""
-    args.system_channel = params[0]
-    args.vendor_channel = params[1]
-    args.system_type = params[2]
+    args.system_channel = params["system_channel"]
+    args.vendor_channel = params["vendor_channel"]
+    args.system_type = params["system_type"]
+    args.running_init_in_service = True
 
     p = multiprocessing.Process(target=background_remote_init_process, args=(args,))
     p.daemon = True
@@ -203,22 +282,32 @@ def remote_init_client(args):
     # Local imports cause Gtk is intrusive
     import gi
     gi.require_version("Gtk", "3.0")
-    from gi.repository import Gtk, GLib
+    from gi.repository import Gtk
+
+    bus = dbus.SystemBus()
 
     if is_initialized(args):
-        helpers.ipc.notify(channel="init", msg="done")
+        try:
+            tools.helpers.ipc.DBusContainerService("/Initializer", "id.waydro.Initializer").Done()
+        except dbus.DBusException:
+            pass
         return
 
     def notify_and_quit(caller):
         if is_initialized(args):
-            helpers.ipc.notify(channel="init", msg="done")
+            try:
+                tools.helpers.ipc.DBusContainerService("/Initializer", "id.waydro.Initializer").Done()
+            except dbus.DBusException:
+                pass
         GLib.idle_add(Gtk.main_quit)
 
     class WaydroidInitWindow(Gtk.Window):
         def __init__(self):
             super().__init__(title="Initialize Waydroid")
+            channels_cfg = tools.config.load_channels()
+
             self.set_default_size(600, 250)
-            self.set_icon_from_file(tools.config.tools_src + "/data/AppIcon.png")
+            self.set_icon_name("waydroid")
 
             grid = Gtk.Grid(row_spacing=6, column_spacing=6, margin=10, column_homogeneous=True)
             grid.set_hexpand(True)
@@ -227,14 +316,14 @@ def remote_init_client(args):
 
             sysOtaLabel = Gtk.Label("System OTA")
             sysOtaEntry = Gtk.Entry()
-            sysOtaEntry.set_text(tools.config.channels_defaults["system_channel"])
+            sysOtaEntry.set_text(channels_cfg["channels"]["system_channel"])
             grid.attach(sysOtaLabel, 0, 0, 1, 1)
             grid.attach_next_to(sysOtaEntry ,sysOtaLabel, Gtk.PositionType.RIGHT, 2, 1)
             self.sysOta = sysOtaEntry.get_buffer()
 
             vndOtaLabel = Gtk.Label("Vendor OTA")
             vndOtaEntry = Gtk.Entry()
-            vndOtaEntry.set_text(tools.config.channels_defaults["vendor_channel"])
+            vndOtaEntry.set_text(channels_cfg["channels"]["vendor_channel"])
             grid.attach(vndOtaLabel, 0, 1, 1, 1)
             grid.attach_next_to(vndOtaEntry, vndOtaLabel, Gtk.PositionType.RIGHT, 2, 1)
             self.vndOta = vndOtaEntry.get_buffer()
@@ -300,16 +389,22 @@ def remote_init_client(args):
 
             if self.open_channel is not None:
                 self.open_channel.close()
-                # Wait for other end to re-open
-                tmp = helpers.ipc.open_channel("init", "w", buffering=1)
-                tmp.close()
+                # Wait for other end to reset
+                time.sleep(1)
 
             draw("Waiting for waydroid container service...\n")
             try:
-                helpers.ipc.notify_blocking(channel="init", msg="{}\f{}\f{}\f{}".format(
-                    "cmd", self.sysOta.get_text(), self.vndOta.get_text(), self.sysType.get_active_text()))
-            except:
-                draw("The waydroid container service is not listening\n")
+                params = {
+                    "system_channel": self.sysOta.get_text(),
+                    "vendor_channel": self.vndOta.get_text(),
+                    "system_type": self.sysType.get_active_text()
+                }
+                tools.helpers.ipc.DBusContainerService("/Initializer", "id.waydro.Initializer").Init(params, timeout=310)
+            except dbus.DBusException as e:
+                if e.get_dbus_name() == "org.freedesktop.DBus.Python.PermissionError":
+                    draw(e.get_dbus_message().splitlines()[-1] + "\n")
+                else:
+                    draw("The waydroid container service is not listening\n")
                 GLib.idle_add(self.downloadBtn.set_sensitive, True)
                 return