Add support for automatic VM download and configuration, enable auto-scaling management; move metadata retrieval out of the init function to speed up environment initialization.

README.md

@@ -64,10 +64,7 @@ vmrun -T ws list
 ```
 If the installation along with the environment variable set is successful, you will see the message showing the current running virtual machines.
 
-3. Run our setup script to download the necessary virtual machines and set up the environment☕:
+All set! Our setup script will automatically download the necessary virtual machines and configure the environment for you.
-```bash
-python setup_vm.py
-```
 
 ### On AWS or Azure (Virtualized platform)
 We are working on supporting it 👷. Please hold tight!
@@ -108,10 +105,7 @@ example = {
     }
 }
 
-env = DesktopEnv(
+env = DesktopEnv(action_space="pyautogui")
-    path_to_vm=r"Ubuntu/DesktopEnv-Ubuntu 64-bit Arm.vmx",
-    action_space="pyautogui"
-)
 
 obs = env.reset(task_config=example)
 obs, reward, done, info = env.step("pyautogui.rightClick()")

desktop_env/envs/__init__.py

@@ -0,0 +1,335 @@
+import os
+import platform
+import random
+import re
+import subprocess
+import threading
+import uuid
+import zipfile
+from time import sleep
+
+import psutil
+import requests
+from tqdm import tqdm
+
+__version__ = "0.1.6"
+
+MAX_RETRY_TIMES = 10
+UBUNTU_ARM_URL = "https://huggingface.co/datasets/xlangai/ubuntu_arm/resolve/main/Ubuntu.zip"
+UBUNTU_X86_URL = "https://huggingface.co/datasets/xlangai/ubuntu_x86/resolve/main/Ubuntu.zip"
+REGISTRY_PATH = '.vms'
+REGISTRY_IDX_PATH = ".vms_idx"
+update_lock = threading.Lock()
+
+
+class VirtualMachineManager:
+    def __init__(self, registry_path=REGISTRY_PATH, registry_idx_path=REGISTRY_IDX_PATH):
+        self.registry_path = registry_path
+        self.registry_idx_path = registry_idx_path
+        self.lock = threading.Lock()
+        self.initialize_registry()
+
+    def initialize_registry(self):
+        with self.lock:  # Locking during initialization
+            if not os.path.exists(self.registry_path):
+                with open(self.registry_path, 'w') as file:
+                    file.write('')
+            if not os.path.exists(self.registry_idx_path):
+                with open(self.registry_idx_path, 'w') as file:
+                    file.write('0')
+
+    def add_vm(self, vm_path):
+        with self.lock:
+            with open(self.registry_path, 'r') as file:
+                lines = file.readlines()
+                new_lines = lines + [f'{vm_path}|free\n']
+            with open(self.registry_path, 'w') as file:
+                file.writelines(new_lines)
+
+    def occupy_vm(self, vm_path, pid):
+        with self.lock:
+            new_lines = []
+            with open(self.registry_path, 'r') as file:
+                lines = file.readlines()
+                for line in lines:
+                    registered_vm_path, _ = line.strip().split('|')
+                    if registered_vm_path == vm_path:
+                        new_lines.append(f'{registered_vm_path}|{pid}\n')
+                    else:
+                        new_lines.append(line)
+            with open(self.registry_path, 'w') as file:
+                file.writelines(new_lines)
+
+    def release_vm(self, vm_path):
+        with self.lock:  # Lock when modifying the registry
+            new_lines = []
+            with open(self.registry_path, 'r') as file:
+                lines = file.readlines()
+                for line in lines:
+                    registered_vm_path, _ = line.strip().split('|')
+                    if registered_vm_path != vm_path:
+                        new_lines.append(line)
+                    else:
+                        new_lines.append(f'{registered_vm_path}|free\n')
+            with open(self.registry_path, 'w') as file:
+                file.writelines(new_lines)
+
+    def check_and_clean(self):
+        with self.lock:  # Lock when cleaning up the registry
+            active_pids = {p.pid for p in psutil.process_iter()}
+            new_lines = []
+            with open(self.registry_path, 'r') as file:
+                lines = file.readlines()
+                for line in lines:
+                    vm_path, pid_str = line.strip().split('|')
+                    if pid_str == "free":
+                        new_lines.append(line)
+                        continue
+
+                    if int(pid_str) in active_pids:
+                        new_lines.append(line)
+                    else:
+                        new_lines.append(f'{vm_path}|free\n')
+            with open(self.registry_path, 'w') as file:
+                file.writelines(new_lines)
+
+    def list_vms(self):
+        with self.lock:  # Lock when reading the registry
+            all_vms = []
+            with open(self.registry_path, 'r') as file:
+                lines = file.readlines()
+                for line in lines:
+                    vm_path, pid_str = line.strip().split('|')
+                    all_vms.append((vm_path, pid_str))
+            return all_vms
+
+    def list_free_vms(self):
+        with self.lock:  # Lock when reading the registry
+            free_vms = []
+            with open(self.registry_path, 'r') as file:
+                lines = file.readlines()
+                for line in lines:
+                    vm_path, pid_str = line.strip().split('|')
+                    if pid_str == "free":
+                        free_vms.append((vm_path, pid_str))
+            return free_vms
+
+    def generate_new_vm_name(self):
+        with self.lock:  # Lock when generating a new path
+            with open(self.registry_idx_path, 'r') as file:
+                idx = int(file.read())
+
+            new_name = f"Ubuntu{idx}"
+
+            with open(self.registry_idx_path, 'w') as file:
+                file.write(str(idx + 1))
+
+        return new_name
+
+
+def _update_vm(vmx_path, target_vm_name):
+    """Update the VMX file with the new VM name and other parameters, so that the VM can be started successfully without conflict with the original VM."""
+    with update_lock:
+        dir_path, vmx_file = os.path.split(vmx_path)
+
+        def _generate_mac_address():
+            # VMware MAC address range starts with 00:0c:29
+            mac = [0x00, 0x0c, 0x29,
+                   random.randint(0x00, 0x7f),
+                   random.randint(0x00, 0xff),
+                   random.randint(0x00, 0xff)]
+            return ':'.join(map(lambda x: "%02x" % x, mac))
+
+        # Backup the original file
+        with open(vmx_path, 'r') as file:
+            original_content = file.read()
+
+        # Generate new values
+        new_uuid_bios = str(uuid.uuid4())
+        new_uuid_location = str(uuid.uuid4())
+        new_mac_address = _generate_mac_address()
+        new_vmci_id = str(random.randint(-2147483648, 2147483647))  # Random 32-bit integer
+
+        # Update the content
+        updated_content = re.sub(r'displayName = ".*?"', f'displayName = "{target_vm_name}"', original_content)
+        updated_content = re.sub(r'uuid.bios = ".*?"', f'uuid.bios = "{new_uuid_bios}"', updated_content)
+        updated_content = re.sub(r'uuid.location = ".*?"', f'uuid.location = "{new_uuid_location}"', updated_content)
+        updated_content = re.sub(r'ethernet0.generatedAddress = ".*?"',
+                                 f'ethernet0.generatedAddress = "{new_mac_address}"',
+                                 updated_content)
+        updated_content = re.sub(r'vmci0.id = ".*?"', f'vmci0.id = "{new_vmci_id}"', updated_content)
+
+        # Write the updated content back to the file
+        with open(vmx_path, 'w') as file:
+            file.write(updated_content)
+
+        print(".vmx file updated successfully.")
+
+        vmx_file_base_name = os.path.splitext(vmx_file)[0]
+
+        assert vmx_file == "Ubuntu.vmx", "The VMX file should be named 'Ubuntu.vmx'."
+        files_to_rename = ['vmx', 'nvram', 'vmsd', 'vmxf']
+
+        for ext in files_to_rename:
+            original_file = os.path.join(dir_path, f"{vmx_file_base_name}.{ext}")
+            target_file = os.path.join(dir_path, f"{target_vm_name}.{ext}")
+            os.rename(original_file, target_file)
+
+        # Update the dir_path to the target vm_name, only replace the last character
+        # Split the path into parts up to the last folder
+        path_parts = dir_path.rstrip(os.sep).split(os.sep)
+        path_parts[-1] = target_vm_name
+        target_dir_path = os.sep.join(path_parts)
+        os.rename(dir_path, target_dir_path)
+
+        print("VM files renamed successfully.")
+
+
+def _install_virtual_machine(vm_name, working_dir="./vm_data", downloaded_file_name="Ubuntu.zip", original_vm_name="Ubuntu"):
+    os.makedirs(working_dir, exist_ok=True)
+    def __download_and_unzip_vm():
+        # Determine the platform and CPU architecture to decide the correct VM image to download
+        if platform.machine() == 'arm64':  # macOS with Apple Silicon
+            url = UBUNTU_ARM_URL
+        elif platform.machine().lower() in ['amd64', "x86_64"]:
+            url = UBUNTU_X86_URL
+        else:
+            raise Exception("Unsupported platform or architecture")
+
+        # Download the virtual machine image
+        print("Downloading the virtual machine image...")
+        downloaded_size = 0
+
+        while True:
+            downloaded_file_path = os.path.join(working_dir, downloaded_file_name)
+            headers = {}
+            if os.path.exists(downloaded_file_path):
+                downloaded_size = os.path.getsize(downloaded_file_path)
+                headers["Range"] = f"bytes={downloaded_size}-"
+
+            with requests.get(url, headers=headers, stream=True) as response:
+                if response.status_code == 416:
+                    # This means the range was not satisfiable, possibly the file was fully downloaded
+                    print("Fully downloaded or the file sized changed.")
+                    break
+
+                response.raise_for_status()
+                total_size = int(response.headers.get('content-length', 0))
+
+                with open(downloaded_file_path, "ab") as file, tqdm(
+                        desc="Progress",
+                        total=total_size,
+                        unit='iB',
+                        unit_scale=True,
+                        unit_divisor=1024,
+                        initial=downloaded_size,
+                        ascii=True
+                ) as progress_bar:
+                    try:
+                        for data in response.iter_content(chunk_size=1024):
+                            size = file.write(data)
+                            progress_bar.update(size)
+                    except (requests.exceptions.RequestException, IOError) as e:
+                        print(f"Download error: {e}")
+                        sleep(1)  # Wait for 1 second before retrying
+                        print("Retrying...")
+                    else:
+                        print("Download succeeds.")
+                        break  # Download completed successfully
+
+        # Unzip the downloaded file
+        print("Unzipping the downloaded file...☕️")
+        with zipfile.ZipFile(downloaded_file_path, 'r') as zip_ref:
+            zip_ref.extractall(os.path.join(working_dir, vm_name))
+        print("Files have been successfully extracted to the directory:", os.path.join(working_dir, vm_name))
+
+    vm_path = os.path.join(working_dir, vm_name, vm_name, vm_name + ".vmx")
+
+    # Execute the function to download and unzip the VM, and update the vm metadata
+    if not os.path.exists(vm_path):
+        __download_and_unzip_vm()
+        _update_vm(os.path.join(working_dir, vm_name, original_vm_name, original_vm_name + ".vmx"), vm_name)
+    else:
+        print(f"Virtual machine exists: {vm_path}")
+
+    # Determine the platform of the host machine and decide the parameter for vmrun
+    def get_vmrun_type():
+        if platform.system() == 'Windows' or platform.system() == 'Linux':
+            return '-T ws'
+        elif platform.system() == 'Darwin':  # Darwin is the system name for macOS
+            return '-T fusion'
+        else:
+            raise Exception("Unsupported operating system")
+
+    # Start the virtual machine
+    subprocess.run(f'vmrun {get_vmrun_type()} start "{vm_path}" nogui', shell=True)
+    print("Starting virtual machine...")
+
+    # Get the IP address of the virtual machine
+    for i in range(MAX_RETRY_TIMES):
+        get_vm_ip = subprocess.run(f'vmrun {get_vmrun_type()} getGuestIPAddress "{vm_path}" -wait', shell=True,
+                                   capture_output=True,
+                                   text=True)
+        if "Error" in get_vm_ip.stdout:
+            print("Retry on getting IP")
+            continue
+        print("Virtual machine IP address:", get_vm_ip.stdout.strip())
+        break
+
+    vm_ip = get_vm_ip.stdout.strip()
+
+    def is_url_accessible(url, timeout=1):
+        try:
+            response = requests.head(url, timeout=timeout)
+            return response.status_code == 200
+        except requests.exceptions.RequestException:
+            return False
+
+    url = f"http://{vm_ip}:5000/screenshot"
+    check_url = is_url_accessible(url)
+
+    # Function used to check whether the virtual machine is ready
+    def download_screenshot(ip):
+        url = f"http://{ip}:5000/screenshot"
+        try:
+            # max trey times 1, max timeout 1
+            response = requests.get(url, timeout=(1, 1))
+            if response.status_code == 200:
+                return True
+        except Exception as e:
+            print(f"Error: {e}")
+            print(f"Type: {type(e).__name__}")
+            print(f"Error detail: {str(e)}")
+            sleep(2)
+        return False
+
+    # Try downloading the screenshot until successful
+    while not download_screenshot(vm_ip):
+        print("Check whether the virtual machine is ready...")
+
+    print("Virtual machine is ready. Start to make a snapshot on the virtual machine. It would take a while...")
+
+    # Create a snapshot of the virtual machine
+    subprocess.run(f'vmrun {get_vmrun_type()} snapshot "{vm_path}" "init_state"', shell=True)
+    print("Snapshot created.")
+
+    return vm_path
+
+
+def _get_vm_path():
+    vm_manager = VirtualMachineManager(REGISTRY_PATH)
+    vm_manager.check_and_clean()
+    free_vms_paths = vm_manager.list_free_vms()
+    if len(free_vms_paths) == 0:
+        # No free virtual machine available, generate a new one
+        print("No free virtual machine available. Generating a new one, which would take a while...☕")
+        new_vm_name = vm_manager.generate_new_vm_name()
+        new_vm_path = _install_virtual_machine(new_vm_name)
+        vm_manager.add_vm(new_vm_path)
+        vm_manager.occupy_vm(new_vm_path, os.getpid())
+        return new_vm_path
+    else:
+        # Choose the first free virtual machine
+        chosen_vm_path = free_vms_paths[0][0]
+        vm_manager.occupy_vm(chosen_vm_path, os.getpid())
+        return chosen_vm_path

desktop_env/envs/desktop_env.py

@@ -12,6 +12,7 @@ import gymnasium as gym
 from desktop_env.controllers.python import PythonController
 from desktop_env.controllers.setup import SetupController
 from desktop_env.evaluators import metrics, getters
+from . import _get_vm_path
 
 logger = logging.getLogger("desktopenv.env")
 
@@ -45,7 +46,7 @@ class DesktopEnv(gym.Env):
 
     def __init__(
             self,
-            path_to_vm: str,
+            path_to_vm: str = None,
             snapshot_name: str = "init_state",
             action_space: str = "computer_13",
             cache_dir: str = "cache",
@@ -68,10 +69,10 @@ class DesktopEnv(gym.Env):
         """
 
         # Initialize environment variables
-        self.path_to_vm = os.path.abspath(os.path.expandvars(os.path.expanduser(path_to_vm)))
+        self.path_to_vm = os.path.abspath(os.path.expandvars(os.path.expanduser(path_to_vm if path_to_vm else _get_vm_path())))
         self.snapshot_name = snapshot_name
         self.cache_dir_base: str = cache_dir
-        self.vm_screen_size = screen_size  # todo: add the logic to get the screen size from the VM
+        # todo: add the logic to get the screen size from the VM
         self.headless = headless
         self.require_a11y_tree = require_a11y_tree
         self.require_terminal = require_terminal
@@ -83,10 +84,6 @@ class DesktopEnv(gym.Env):
         self.controller = PythonController(vm_ip=self.vm_ip)
         self.setup_controller = SetupController(vm_ip=self.vm_ip, cache_dir=self.cache_dir_base)
 
-        # Meta info of the VM
-        self.vm_platform: str = self.controller.get_vm_platform()
-        self.vm_screen_size = self.controller.get_vm_screen_size()
-
         # mode: human or machine
         self.instruction = None
         assert action_space in ["computer_13", "pyautogui"]
@@ -98,6 +95,14 @@ class DesktopEnv(gym.Env):
         self._step_no: int = 0
         self.action_history: List[Dict[str, any]] = []
 
+    @property
+    def vm_platform(self):
+        return self.controller.get_vm_platform()
+
+    @property
+    def vm_screen_size(self):
+        return self.controller.get_vm_screen_size()
+
     def _start_emulator(self):
         while True:
             try:
@@ -229,10 +234,6 @@ class DesktopEnv(gym.Env):
         self._start_emulator()
         logger.info("Emulator started.")
 
-        logger.info("Get meta info of the VM...")
-        self.vm_platform = self.controller.get_vm_platform()
-        self.vm_screen_size = self.controller.get_vm_screen_size()
-
         logger.info("Setting up environment...")
         self.setup_controller.setup(self.config)
 

setup_vm.py

@@ -1,143 +0,0 @@
-import os
-import platform
-import subprocess
-import requests
-from tqdm import tqdm
-import zipfile
-from time import sleep
-
-import socket
-
-# Define the path to the virtual machine
-VM_PATH = r"Ubuntu\Ubuntu.vmx"  # change this to the path of your downloaded virtual machine
-MAX_RETRY_TIMES = 10
-
-
-def download_and_unzip_vm():
-    # Determine the platform and CPU architecture to decide the correct VM image to download
-    if platform.machine() == 'arm64':  # macOS with Apple Silicon
-        url = "https://huggingface.co/datasets/xlangai/ubuntu_arm/resolve/main/Ubuntu.zip"
-    elif platform.machine().lower() in ['amd64', "x86_64"]:
-        url = "https://huggingface.co/datasets/xlangai/ubuntu_x86/resolve/main/Ubuntu.zip"
-    else:
-        raise Exception("Unsupported platform or architecture")
-
-    # Download the virtual machine image
-    print("Downloading the virtual machine image...")
-    filename = "Ubuntu.zip"
-    downloaded_size = 0
-
-    while True:
-        headers = {}
-        if os.path.exists(filename):
-            downloaded_size = os.path.getsize(filename)
-            headers["Range"] = f"bytes={downloaded_size}-"
-
-        with requests.get(url, headers=headers, stream=True) as response:
-            response.raise_for_status()
-            total_size = int(response.headers.get('content-length', 0))
-
-            with open(filename, "ab") as file, tqdm(
-                    desc="Progress",
-                    total=total_size,
-                    unit='iB',
-                    unit_scale=True,
-                    unit_divisor=1024,
-                    initial=downloaded_size,
-                    ascii=True
-            ) as progress_bar:
-                try:
-                    for data in response.iter_content(chunk_size=1024):
-                        size = file.write(data)
-                        progress_bar.update(size)
-                except (requests.exceptions.RequestException, IOError) as e:
-                    print(f"Download error: {e}")
-                    sleep(1)  # Wait for 1 second before retrying
-                    print("Retrying...")
-                else:
-                    print("Download succeeds.")
-                    break  # Download completed successfully
-
-    # Unzip the downloaded file
-    print("Unzipping the downloaded file...☕️")
-    current_directory = os.getcwd()
-    with zipfile.ZipFile('Ubuntu.zip', 'r') as zip_ref:
-        zip_ref.extractall(current_directory)
-    print("Files have been successfully extracted to the current working directory:", current_directory)
-
-
-# Execute the function to download and unzip the VM
-if not os.path.exists(VM_PATH):
-    download_and_unzip_vm()
-else:
-    print(f"Virtual machine exists: {VM_PATH}")
-
-
-# Determine the platform of the host machine and decide the parameter for vmrun
-def get_vmrun_type():
-    if platform.system() == 'Windows' or platform.system() == 'Linux':
-        return '-T ws'
-    elif platform.system() == 'Darwin':  # Darwin is the system name for macOS
-        return '-T fusion'
-    else:
-        raise Exception("Unsupported operating system")
-
-
-# Start the virtual machine
-subprocess.run(f'vmrun {get_vmrun_type()} start "{VM_PATH}" nogui', shell=True)
-print("Starting virtual machine...")
-
-# Get the IP address of the virtual machine
-for i in range(MAX_RETRY_TIMES):
-    get_vm_ip = subprocess.run(f'vmrun {get_vmrun_type()} getGuestIPAddress "{VM_PATH}" -wait', shell=True,
-                               capture_output=True,
-                               text=True)
-    if "Error" in get_vm_ip.stdout:
-        print("Retry on getting IP")
-        continue
-    print("Virtual machine IP address:", get_vm_ip.stdout.strip())
-    break
-
-vm_ip = get_vm_ip.stdout.strip()
-
-
-def is_url_accessible(url, timeout=1):
-    try:
-        response = requests.head(url, timeout=timeout)
-        return response.status_code == 200
-    except requests.exceptions.RequestException:
-        return False
-
-
-print("--------------------------------")
-url = f"http://{vm_ip}:5000/screenshot"
-ckeck_url = is_url_accessible(url)
-print(f"check url: {url} | is accessible: {ckeck_url}")
-print("--------------------------------")
-
-
-# Function used to check whether the virtual machine is ready
-def download_screenshot(ip):
-    url = f"http://{ip}:5000/screenshot"
-    try:
-        # max trey times 1, max timeout 1
-        response = requests.get(url, timeout=(1, 1))
-        if response.status_code == 200:
-            return True
-    except Exception as e:
-        print(f"Error: {e}")
-        print(f"Type: {type(e).__name__}")
-        print(f"Error detail: {str(e)}")
-        sleep(2)
-    return False
-
-
-# Try downloading the screenshot until successful
-while not download_screenshot(vm_ip):
-    print("Check whether the virtual machine is ready...")
-
-print("Virtual machine is ready. Start to make a snapshot on the virtual machine. It would take a while...")
-
-# Create a snapshot of the virtual machine
-subprocess.run(f'vmrun {get_vmrun_type()} snapshot "{VM_PATH}" "init_state"', shell=True)
-print("Snapshot created.")