Merge branch 'casualsnek:main' into main

* Update download link for Houdini version 13

default.nix

@@ -1,22 +1,4 @@
-with (import <nixpkgs> {});
+let
-
+  pkgs = import <nixpkgs> {};
-stdenv.mkDerivation {
+in
-  name = "waydroid_script";
+  pkgs.callPackage ./package.nix { }
-
-  buildInputs = [
-    (python3.withPackages(ps: with ps; [ tqdm requests inquirerpy ]))
-  ];
-
-  src = ./.;
-
-  postPatch = ''
-    patchShebangs main.py
-  '';
-
-  installPhase = ''
-    mkdir -p $out/libexec
-    cp -r . $out/libexec/waydroid_script
-    mkdir -p $out/bin
-    ln -s $out/libexec/waydroid_script/main.py $out/bin/waydroid_script
-  '';
-}

flake.lock

@@ -0,0 +1,41 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1707650010,
+        "narHash": "sha256-dOhphIA4MGrH4ElNCy/OlwmN24MsnEqFjRR6+RY7jZw=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "809cca784b9f72a5ad4b991e0e7bcf8890f9c3a6",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "systems": "systems"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,21 @@
+{
+  description = "Waydroid Extras Script";
+  inputs = {
+    systems.url = "github:nix-systems/default";
+  };
+  outputs = { self, nixpkgs, systems }:
+  let
+    inherit (nixpkgs) lib;
+    eachSystem = lib.genAttrs (import systems);
+    mkApp = program: { type = "app"; inherit program; };
+  in {
+    packages = eachSystem (system: rec {
+      waydroid_script = nixpkgs.legacyPackages."${system}".callPackage ./package.nix { };
+      default = waydroid_script;
+    });
+    apps = eachSystem (system: rec {
+      waydroid_script = mkApp "${self.outputs.packages.${system}.waydroid_script}/bin/waydroid_script";
+      default = waydroid_script;
+    });
+  };
+}

main.py

@@ -18,7 +18,6 @@ from stuff.nodataperm import Nodataperm
 from stuff.smartdock import Smartdock
 from stuff.widevine import Widevine
 from stuff.fdroidpriv import FDroidPriv
-from stuff.gps import GPS
 import tools.helper as helper
 from tools import container
 from tools import images
@@ -90,8 +89,6 @@ def install_app(args):
         install_list.append(Mitm(args.ca_cert_file))
     if "fdroidpriv" in app:
         install_list.append(FDroidPriv(args.android_version))
-    if "gps" in app:
-        install_list.append(GPS(args.android_version, args.gps_host, args.baud_rate))
 
     if not container.use_overlayfs():
         copy_dir = "/tmp/waydroid"
@@ -118,6 +115,7 @@ def install_app(args):
     if not container.use_overlayfs():
         umount("vendor", copy_dir)
         umount("system", copy_dir)
+
     container.upgrade()
 
 
@@ -146,8 +144,6 @@ def remove_app(args):
         remove_list.append(Nodataperm(args.android_version))
     if "hidestatusbar" in app:
         remove_list.append(HideStatusBar())
-    if "gps" in app:
-        remove_list.append(GPS())
 
     if not container.use_overlayfs():
         copy_dir = "/tmp/waydroid"
@@ -174,7 +170,6 @@ def hack_option(args):
     if "hidestatusbar" in options:
         hack_list.append(HideStatusBar())
 
-
     if not container.use_overlayfs():
         copy_dir = "/tmp/waydroid"
         container.stop()
@@ -234,10 +229,7 @@ def interact():
     if not action:
         exit()
 
-
+    install_choices = ["gapps", "microg", "libndk", "libhoudini", "magisk", "smartdock", "fdroidpriv", "widevine",]
-    install_choices = ["gapps", "microg", "libndk", "libhoudini", "magisk", "smartdock", "fdroidpriv", "widevine", "gps",]
-    baud_rate_choices = ["9600", "19200", "38400", "57600", "115200"]
-
     hack_choices = []
     if android_version=="11":
         hack_choices.extend(["nodataperm", "hidestatusbar"])
@@ -259,20 +251,6 @@ def interact():
                 default="Standard",
             ).execute()
             args.microg_variant = microg_variant
-        if "gps" in apps:
-            gps_host = inquirer.text(
-                message="Enter GPS host (default: /dev/ttyGPSD)",
-                default="/dev/ttyGPSD",
-            ).execute()
-            args.gps_host = gps_host
-            baud_rate = inquirer.select(
-                message="Enter baud rate (default: 9600)",
-                instruction="([\u2191\u2193]: [Enter]: Confirm",
-                default="9600",
-                choices=baud_rate_choices
-            ).execute()
-            args.baud_rate = baud_rate
-
         args.app = apps
         install_app(args)
     elif action == "Remove":
@@ -366,8 +344,6 @@ widevine: Add support for widevine DRM L3
 
     args = parser.parse_args()
     args.microg_variant = "Standard"
-    args.gps_host = "/dev/ttyGPSD"
-    args.baud_rate = "9600"
     if hasattr(args, 'func'):
         args_dict = vars(args)
         helper.check_root()

package.nix

@@ -0,0 +1,32 @@
+{ lib,
+  stdenvNoCC,
+  lzip,
+  python3,
+  makeWrapper }:
+let
+  wrappedPath = lib.makeBinPath [ lzip ];
+in stdenvNoCC.mkDerivation {
+  name = "waydroid_script";
+
+  buildInputs = [
+    (python3.withPackages(ps: with ps; [ tqdm requests inquirerpy ]))
+  ];
+
+  nativeBuildInputs = [
+    makeWrapper
+  ];
+
+  src = ./.;
+
+  postPatch = ''
+    patchShebangs main.py
+  '';
+
+  installPhase = ''
+    mkdir -p $out/libexec
+    cp -r . $out/libexec/waydroid_script
+    mkdir -p $out/bin
+    makeShellWrapper $out/libexec/waydroid_script/main.py $out/bin/waydroid_script \
+      --prefix PATH : "${wrappedPath}"
+  '';
+}

stuff/gps.py

@@ -1,197 +0,0 @@
-import os
-from xml.dom import minidom
-import xml.etree.ElementTree as ET
-import shutil
-from stuff.general import General
-from tools.logger import Logger
-import tools.images as images
-from tools.helper import run, host 
-from tools import container
-
-class GPS(General):
-    id = "gps"
-    partition = "vendor"
-    dl_links = ["https://github.com/Lolmc0587/android_gps_libraries/archive/refs/tags/2.1.zip","f84c369c7cebd9dbb8987ca15c6aa856"]
-    act_md5 = ...
-    dl_link = ...
-    dl_file_name = "android_gps_libraries-2.1.zip"
-    extract_to = "/tmp/android_gps_libraries-2.1"
-
-    files = [
-        "lib/hw/android.hardware.gnss@1.0-impl.so",
-        "lib64/hw/android.hardware.gnss@1.0-impl.so",
-        "lib/hw/gps.default.so",
-        "lib64/hw/gps.default.so",
-        "etc/init/android.hardware.gnss@1.0-service.rc",
-    ]
-    
-
-    def __init__(self, android_version="11", gps_host="/dev/ttyGPSD", baud_rate=9600) -> None:
-        super().__init__()
-        self.host_arch = host()
-        # Set for arm 32 bit support from file downloaded 
-        self.host = "arm64-v8a" if "arm" in self.host_arch[0] else self.host_arch[0]
-        self.gps_host = gps_host
-        self.baud_rate = baud_rate
-        self.android_version = android_version
-        self.usb_name = self.gps_host.replace("/dev/", "")
-        self.files_vendor = [
-            "bin/hw/android.hardware.gnss@1.0-service",
-        ]
-        self.config_files = {
-            "11": [
-                "etc/vintf/compatibility_matrix.legacy.xml",
-                "etc/vintf/manifest.xml",
-                "build.prop",
-            ],
-            "13": [
-                "etc/vintf/compatibility_matrix.7.xml",
-                "etc/vintf/manifest.xml",
-                "build.prop",
-            ],
-        }
-    
-        self.compatibility_files = {
-            "11": "etc/vintf/compatibility_matrix.legacy.xml",
-            "13": "etc/vintf/compatibility_matrix.7.xml",
-        }
-
-        self.dl_link = self.dl_links[0]
-        self.act_md5 = self.dl_links[1]
-
-    def update_manifest(self, manifest_path, data):
-        """
-        Update the manifest file by inserting data into the <manifest> tag and format the XML.
-        """
-        tree = ET.parse(manifest_path)
-        root = tree.getroot()
-
-        root.append(ET.fromstring(data))
-        tree.write(manifest_path, encoding="utf-8", xml_declaration=True)
-
-        with open(manifest_path, "r") as f:
-            content = f.read()
-            formatted_content = minidom.parseString(content).toprettyxml(indent="    ")
-
-        formatted_content = "\n".join(
-            [line for line in formatted_content.split("\n") if line.strip()]
-        )
-
-        with open(manifest_path, "w") as f:
-            f.write(formatted_content)
-
-    def copy(self):
-        Logger.info("Copying gps library files ...")
-        if self.android_version == "11":
-            shutil.copytree(os.path.join(self.extract_to, self.dl_file_name.replace(".zip", ""), self.android_version,
-                        self.host, "system"), os.path.join(self.copy_dir, "system"), dirs_exist_ok=True)
-            self.partition = "system"
-        if self.android_version == "13":
-            shutil.copytree(os.path.join(self.extract_to, self.dl_file_name.replace(".zip", ""), self.android_version,
-                            self.host, "system"), os.path.join(self.copy_dir, "vendor"), dirs_exist_ok=True)
-            self.partition = "vendor"
-        shutil.copytree(os.path.join(self.extract_to, self.dl_file_name.replace(".zip", ""), self.android_version,
-                        self.host, "vendor"), os.path.join(self.copy_dir, "vendor"), dirs_exist_ok=True)
-        
-    def extra1(self):
-        Logger.info("Setting extra permissions ...")
-        # set permissions for vendor files
-        path = os.path.join(self.copy_dir, "vendor", self.files_vendor[0])
-        self.set_perm2(path, recursive=True)
-        
-        # Copy nessessary files to the overlayfs
-        container.stop()
-        copy_dir = "/tmp/waydroid"
-        if container.use_overlayfs():
-            img = os.path.join(images.get_image_dir(), "system.img")
-            # images.mount(img, copy_dir)
-            if not os.path.exists(copy_dir):
-                os.makedirs(copy_dir)
-            run(["sudo", "mount", img, copy_dir])
-
-            for file in self.config_files[self.android_version]:
-                file_dir = os.path.join(self.copy_dir, "system", file)
-                if not os.path.exists(os.path.dirname(file_dir)):
-                    os.makedirs(os.path.dirname(file_dir))
-                shutil.copyfile(os.path.join(copy_dir, "system", file), file_dir)
-                self.set_perm2(file_dir, recursive=True)
-
-            if self.android_version == "13":
-                # Copy missing libraries file for android 13 vendor partition from system partition
-                if not os.path.exists(os.path.join(self.copy_dir, "vendor", "lib64", "hw")):
-                    os.makedirs(os.path.join(self.copy_dir, "vendor", "lib64", "hw"))
-
-                copy_ = True
-                if "arm" in self.host and self.host_arch[1] == 32:
-                    copy_ = False
-                if copy_:
-                    shutil.copyfile(os.path.join(copy_dir, "system", "lib64/android.hardware.gnss@1.0.so"),
-                                    os.path.join(self.copy_dir, "vendor", "lib64/hw/android.hardware.gnss@1.0.so"))
-                
-                if not os.path.exists(os.path.join(self.copy_dir, "vendor", "lib", "hw")):
-                    os.makedirs(os.path.join(self.copy_dir, "vendor", "lib", "hw"))
-
-                shutil.copyfile(os.path.join(copy_dir, "system", "lib/android.hardware.gnss@1.0.so"),
-                                os.path.join(self.copy_dir, "vendor", "lib/hw/android.hardware.gnss@1.0.so"))
-                
-            images.umount(copy_dir)
-        
-        # Update manifest files
-        container.upgrade()
-        
-        manifest_entry_1 = """
-            <hal format="hidl" optional="true">
-                <name>android.hardware.gnss</name>
-                <version>1.0</version>
-                <interface>
-                    <name>IGnss</name>
-                    <instance>default</instance>
-                </interface>
-            </hal>
-        """
-        self.update_manifest(
-            os.path.join(self.copy_dir, "system", self.compatibility_files[self.android_version]),
-            data=manifest_entry_1,
-        )
-
-        manifest_entry_2 = """
-            <hal format="hidl">
-                <name>android.hardware.gnss</name>
-                <transport>hwbinder</transport>
-                <version>1.0</version>
-                <interface>
-                    <name>IGnss</name>
-                    <instance>default</instance>
-                </interface>
-                <fqname>@1.0::IGnss/default</fqname>
-            </hal>
-        """
-        self.update_manifest(os.path.join(self.copy_dir, "system", "etc", "vintf", "manifest.xml"), data=manifest_entry_2)
-        config_nodes = "/var/lib/waydroid/lxc/waydroid/config_nodes"
-        # lxc.mount.entry = /dev/ttyGPSD dev/ttyGPSD none bind,create=file,optional 0 0
-
-        with open(config_nodes, "a") as f:
-            f.write(f"lxc.mount.entry = {self.gps_host} dev/{self.usb_name} none bind,create=file,optional 0 0\n")
-
-        with open(os.path.join(self.copy_dir, "system", "build.prop"), "a") as f:
-            f.write("ro.factory.hasGPS=true\n")
-            f.write(f"ro.kernel.android.gps={self.usb_name}\n")
-            f.write(f"ro.kernel.android.gps.speed={self.baud_rate}\n")
-        Logger.warning(
-            "You need to add user to the 'dialout' group to access the GPS device."
-            "\nYou can do this by running: sudo usermod -aG dialout <your_username>"
-            "\nand then reboot your system."
-        )
-    def extra2(self):
-        # Remove vendor files from system partition
-        self.files = self.files_vendor
-        self.partition = "vendor"
-        self.remove()
-
-        # Remove config files from system partition
-        self.files = self.config_files[self.android_version]
-        self.partition = "system"
-        self.remove()
-
-        container.upgrade()
-        

stuff/houdini.py

@@ -10,7 +10,7 @@ class Houdini(General):
     partition = "system"
     dl_links = {
         "11": ["https://github.com/supremegamers/vendor_intel_proprietary_houdini/archive/81f2a51ef539a35aead396ab7fce2adf89f46e88.zip", "fbff756612b4144797fbc99eadcb6653"],
-        "13": ["https://github.com/supremegamers/vendor_intel_proprietary_houdini/archive/7e21ea3f63bd89e9e8af54e32da41bd8b65c93a1.zip", "f8cf5db10e5fdb9b77e98e515a9b08c9"]
+        "13": ["https://github.com/supremegamers/vendor_intel_proprietary_houdini/archive/9e77896350caccd228b36b2e1b4a994aa4bd48da.zip", "3807fe029559db3037efe245d9e74270"]
     }
     act_md5 = ...
     dl_link = ...

stuff/nodataperm.py

@@ -10,19 +10,23 @@ from tools import container
 class Nodataperm(General):
     id = "nodataperm"
     dl_links = {
-        "11":
+        "11": {
-        {
+            "x86_64": [
+                "https://github.com/ayasa520/hack_full_data_permission/archive/d4beab7780eb792059d33e77d865579c9ee41546.zip",
+                "b0e3908ffcf5df8ea62f4929aa680f1a"
+            ],
+        },
+        "13": {
             "x86_64": [
                 "https://github.com/ayasa520/hack_full_data_permission/archive/d4beab7780eb792059d33e77d865579c9ee41546.zip",
                 "b0e3908ffcf5df8ea62f4929aa680f1a"
             ],
         },
-        "13": {}
     }
     dl_file_name = "nodataperm.zip"
     extract_to = "/tmp/nodataperm"
-    dl_link = ...
+    dl_link = None
-    act_md5 = ...
+    act_md5 = None
     partition = "system"
     files = [
         "etc/nodataperm.sh",
@@ -36,11 +40,15 @@ class Nodataperm(General):
         super().__init__()
         print("ok")
         arch = self.arch[0]
+        if android_version not in self.dl_links:
+            raise KeyError(f"No download links for Android version '{android_version}'")
+        if arch not in self.dl_links[android_version]:
+            raise KeyError(f"No download links for architecture '{arch}' in Android version '{android_version}'")
         self.dl_link = self.dl_links[android_version][arch][0]
         self.act_md5 = self.dl_links[android_version][arch][1]
 
     def copy(self):
-        name = re.findall("([a-zA-Z0-9]+)\.zip", self.dl_link)[0]
+        name = re.findall(r"([a-zA-Z0-9]+)\.zip", self.dl_link)[0]
         extract_path = os.path.join(
             self.extract_to, f"hack_full_data_permission-{name}")
         if not container.use_overlayfs():

tools/container.py

@@ -1,23 +1,9 @@
 import configparser
 import os
 import sys
-# import dbus
 from tools.helper import run
 from tools.logger import Logger
 
-# def DBusContainerService(object_path="/ContainerManager", intf="id.waydro.ContainerManager"):
-#     return dbus.Interface(dbus.SystemBus().get_object("id.waydro.Container", object_path), intf)
-
-# def DBusSessionService(object_path="/SessionManager", intf="id.waydro.SessionManager"):
-#     return dbus.Interface(dbus.SessionBus().get_object("id.waydro.Session", object_path), intf)
-
-# def use_dbus():
-#     try:
-#         DBusContainerService()
-#     except:
-#         return False
-#     return True
-
 def use_overlayfs():
     cfg = configparser.ConfigParser()
     cfg_file = os.environ.get("WAYDROID_CONFIG", "/var/lib/waydroid/waydroid.cfg")
@@ -34,20 +20,14 @@ def use_overlayfs():
     return False
 
 
-# def get_session():
-#     return DBusContainerService().GetSession()
-
 def stop():
-    # if use_dbus():
-    #     session = DBusContainerService().GetSession()
-    #     if session:
-    #         DBusContainerService().Stop(False)
-    # else:
         run(["waydroid", "container", "stop"])
 
-
 def is_running():
         return "Session:\tRUNNING" in run(["waydroid", "status"]).stdout.decode()
 
 def upgrade():
-    run(["waydroid", "upgrade", "-o"], ignore=r"\[.*\] Stopping container\n\[.*\] Starting container")
+    try:
+        run(["waydroid", "upgrade"], ignore=r"\[.*\] Stopping container\n\[.*\] Starting container")
+    except subprocess.CalledProcessError:
+        Logger.warning("Waydroid upgrade reported an error (likely system_ota), but we are continuing...")

tools/helper.py

@@ -2,7 +2,6 @@ import gzip
 import os
 import re
 import platform
-import re
 import subprocess
 import sys
 import requests
@@ -11,27 +10,24 @@ from tqdm import tqdm
 import hashlib
 from typing import Optional
 
-
 def get_download_dir():
-    download_loc = ""
+    if os.environ.get("XDG_CACHE_HOME"):
-    if os.environ.get("XDG_CACHE_HOME", None) is None:
-        download_loc = os.path.join('/', "home", os.environ.get(
-            "SUDO_USER", os.environ["USER"]), ".cache", "waydroid-script", "downloads"
-        )
-    else:
         download_loc = os.path.join(
             os.environ["XDG_CACHE_HOME"], "waydroid-script", "downloads"
         )
+    else:
+        user = os.environ.get("SUDO_USER", os.environ.get("USER", "root"))
+        download_loc = os.path.join("/", "home", user, ".cache", "waydroid-script", "downloads")
+        
     if not os.path.exists(download_loc):
-        os.makedirs(download_loc)
+        os.makedirs(download_loc, exist_ok=True)
     return download_loc
 
-# not good
 def get_data_dir():
-    return os.path.join('/', "home", os.environ.get("SUDO_USER", os.environ["USER"]), ".local", "share", "waydroid", "data")
+    user = os.environ.get("SUDO_USER", os.environ.get("USER", "root"))
+    return os.path.join("/", "home", user, ".local", "share", "waydroid", "data")
 
-# execute on host
+def run(args: list, env: Optional[dict] = None, ignore: Optional[str] = None):
-def run(args: list, env: Optional[str] = None, ignore: Optional[str] = None):
     result = subprocess.run(
         args=args, 
         env=env, 
@@ -39,11 +35,12 @@ def run(args: list, env: Optional[str] = None, ignore: Optional[str] = None):
         stderr=subprocess.PIPE
     )
 
-    # print(result.stdout.decode())
     if result.stderr:
-        error = result.stderr.decode("utf-8")
+        error = result.stderr.decode("utf-8").strip()
-        if ignore and re.match(ignore, error):
+        
+        if (ignore and re.search(ignore, error)) or "system_ota" in error:
             return result
+        
         Logger.error(error)
         raise subprocess.CalledProcessError(
             returncode=result.returncode,
@@ -52,64 +49,58 @@ def run(args: list, env: Optional[str] = None, ignore: Optional[str] = None):
         )
     return result
 
-# execute on waydroid shell
 def shell(arg: str, env: Optional[str] = None):
-    a = subprocess.Popen(
+    cmd = ["sudo", "waydroid", "shell"]
-        args=["sudo", "waydroid", "shell"],
+    process = subprocess.Popen(
+        args=cmd,
         stdin=subprocess.PIPE,
         stdout=subprocess.PIPE,
-        stderr=subprocess.PIPE
+        stderr=subprocess.PIPE,
+        text=True
     )
-    subprocess.Popen(
-        args=["echo", "export BOOTCLASSPATH=/apex/com.android.art/javalib/core-oj.jar:/apex/com.android.art/javalib/core-libart.jar:/apex/com.android.art/javalib/core-icu4j.jar:/apex/com.android.art/javalib/okhttp.jar:/apex/com.android.art/javalib/bouncycastle.jar:/apex/com.android.art/javalib/apache-xml.jar:/system/framework/framework.jar:/system/framework/ext.jar:/system/framework/telephony-common.jar:/system/framework/voip-common.jar:/system/framework/ims-common.jar:/system/framework/framework-atb-backward-compatibility.jar:/apex/com.android.conscrypt/javalib/conscrypt.jar:/apex/com.android.media/javalib/updatable-media.jar:/apex/com.android.mediaprovider/javalib/framework-mediaprovider.jar:/apex/com.android.os.statsd/javalib/framework-statsd.jar:/apex/com.android.permission/javalib/framework-permission.jar:/apex/com.android.sdkext/javalib/framework-sdkextensions.jar:/apex/com.android.wifi/javalib/framework-wifi.jar:/apex/com.android.tethering/javalib/framework-tethering.jar"],
-        stdout=a.stdin,
-        stdin=subprocess.PIPE
-    ).communicate()
 
+    boot_classpath = "export BOOTCLASSPATH=/apex/com.android.art/javalib/core-oj.jar:/apex/com.android.art/javalib/core-libart.jar:/apex/com.android.art/javalib/core-icu4j.jar:/apex/com.android.art/javalib/okhttp.jar:/apex/com.android.art/javalib/bouncycastle.jar:/apex/com.android.art/javalib/apache-xml.jar:/system/framework/framework.jar:/system/framework/ext.jar:/system/framework/telephony-common.jar:/system/framework/voip-common.jar:/system/framework/ims-common.jar:/system/framework/framework-atb-backward-compatibility.jar:/apex/com.android.conscrypt/javalib/conscrypt.jar:/apex/com.android.media/javalib/updatable-media.jar:/apex/com.android.mediaprovider/javalib/framework-mediaprovider.jar:/apex/com.android.os.statsd/javalib/framework-statsd.jar:/apex/com.android.permission/javalib/framework-permission.jar:/apex/com.android.sdkext/javalib/framework-sdkextensions.jar:/apex/com.android.wifi/javalib/framework-wifi.jar:/apex/com.android.tethering/javalib/framework-tethering.jar"
+    
+    full_script = f"{boot_classpath}\n"
     if env:
-        subprocess.Popen(
+        full_script += f"{env}\n"
-            args=["echo", env],
+    full_script += f"{arg}\n"
-            stdout=a.stdin,
-            stdin=subprocess.PIPE
-        ).communicate()
 
-    subprocess.Popen(
+    stdout, stderr = process.communicate(input=full_script)
-        args=["echo", arg],
-        stdout=a.stdin,
-        stdin=subprocess.PIPE
-    ).communicate()
 
-    a.stdin.close()
+    if process.returncode != 0 and stderr:
-    if a.stderr.read():
+        Logger.error(stderr.strip())
-        Logger.error(a.stderr.read().decode('utf-8'))
         raise subprocess.CalledProcessError(
-            returncode=a.returncode,
+            returncode=process.returncode,
-            cmd=a.args,
+            cmd=cmd,
-            stderr=a.stderr
+            stderr=stderr.encode()
         )
-    return a.stdout.read().decode("utf-8")
+    return stdout
 
 def download_file(url, f_name):
-    md5 = ""
     response = requests.get(url, stream=True)
     total_size_in_bytes = int(response.headers.get('content-length', 0))
-    block_size = 1024  # 1 Kibibyte
+    block_size = 1024 
+    
     progress_bar = tqdm(total=total_size_in_bytes, unit='iB', unit_scale=True)
     with open(f_name, 'wb') as file:
         for data in response.iter_content(block_size):
             progress_bar.update(len(data))
             file.write(data)
     progress_bar.close()
+
+    hash_md5 = hashlib.md5()
     with open(f_name, "rb") as f:
-        bytes = f.read()
+        for chunk in iter(lambda: f.read(4096), b""):
-        md5 = hashlib.md5(bytes).hexdigest()
+            hash_md5.update(chunk)
+    
     if total_size_in_bytes != 0 and progress_bar.n != total_size_in_bytes:
-        raise ValueError("Something went wrong while downloading")
+        raise ValueError("Download incomplete or corrupted")
-    return md5
+    
+    return hash_md5.hexdigest()
 
 def host():
     machine = platform.machine()
-
     mapping = {
         "i686": ("x86", 32),
         "x86_64": ("x86_64", 64),
@@ -117,30 +108,37 @@ def host():
         "armv7l": ("armeabi-v7a", 32),
         "armv8l": ("armeabi-v7a", 32)
     }
-    if machine in mapping:
-        if mapping[machine] == "x86_64":
-            with open("/proc/cpuinfo") as f:
-                if "sse4_2" not in f.read():
-                    Logger.warning("x86_64 CPU does not support SSE4.2, falling back to x86...")
-                    return ("x86", 32)
-        return mapping[machine]
-    raise ValueError("platform.machine '" + machine + "'"
-                     " architecture is not supported")
     
+    if machine in mapping:
+        if machine == "x86_64":
+            try:
+                with open("/proc/cpuinfo", "r") as f:
+                    if "sse4_2" not in f.read():
+                        Logger.warning("CPU does not support SSE4.2, falling back to x86...")
+                        return ("x86", 32)
+            except Exception:
+                pass
+        return mapping[machine]
+    
+    raise ValueError(f"Architecture '{machine}' is not supported")
 
 def check_root():
     if os.geteuid() != 0:
-        Logger.error("This script must be run as root. Aborting.")
+        Logger.error("This script must be run as root (sudo). Aborting.")
         sys.exit(1)
 
 def backup(path):
-    gz_filename = path+".gz"
+    if not os.path.exists(path):
-    with gzip.open(gz_filename, 'wb') as f_gz:
+        return
-        with open(path, "rb") as f:
+    gz_filename = path + ".gz"
-            f_gz.write(f.read())
+    with open(path, "rb") as f_in:
+        with gzip.open(gz_filename, "wb") as f_out:
+            f_out.writelines(f_in)
 
 def restore(path):
-    gz_filename = path+".gz"
+    gz_filename = path + ".gz"
-    with gzip.GzipFile(gz_filename) as f_gz:
+    if not os.path.exists(gz_filename):
-        with open(path, "wb") as f:
+        return
-            f.writelines(f_gz)
+    with gzip.open(gz_filename, "rb") as f_in:
+        with open(path, "wb") as f_out:
+            f_out.write(f_in.read())

tools/images.py

@@ -28,7 +28,6 @@ def resize(img_file, size):
     run(["sudo", "resize2fs", img_file, size], ignore="^resize2fs \d+\.\d+\.\d (.+)\n$")
 
 def get_image_dir():
-    # Read waydroid config to get image location
     cfg = configparser.ConfigParser()
     cfg_file = os.environ.get("WAYDROID_CONFIG", "/var/lib/waydroid/waydroid.cfg")
     if not os.path.isfile(cfg_file):
@@ -36,6 +35,6 @@ def get_image_dir():
         sys.exit(1)
     cfg.read(cfg_file)
     if "waydroid" not in cfg:
-        Logger.error("Required entry in config was not found, Cannot continue!") #magisk
+        Logger.error("Required entry in config was not found, Cannot continue!")
         sys.exit(1)
     return cfg["waydroid"]["images_path"]