fix: get rid of driver wrapper (#2367)

Author: mxschmitt

playwright/__main__.py

@@ -19,9 +19,9 @@
 
 
 def main() -> None:
-    driver_executable = compute_driver_executable()
+    driver_executable, driver_cli = compute_driver_executable()
     completed_process = subprocess.run(
-        [str(driver_executable), *sys.argv[1:]], env=get_driver_env()
+        [driver_executable, driver_cli, *sys.argv[1:]], env=get_driver_env()
     )
     sys.exit(completed_process.returncode)
 

playwright/_impl/_driver.py

@@ -16,17 +16,18 @@
 import os
 import sys
 from pathlib import Path
+from typing import Tuple
 
 import playwright
 from playwright._repo_version import version
 
 
-def compute_driver_executable() -> Path:
-    package_path = Path(inspect.getfile(playwright)).parent
-    platform = sys.platform
-    if platform == "win32":
-        return package_path / "driver" / "playwright.cmd"
-    return package_path / "driver" / "playwright.sh"
+def compute_driver_executable() -> Tuple[str, str]:
+    driver_path = Path(inspect.getfile(playwright)).parent / "driver"
+    cli_path = str(driver_path / "package" / "cli.js")
+    if sys.platform == "win32":
+        return (str(driver_path / "node.exe"), cli_path)
+    return (os.getenv("PLAYWRIGHT_NODEJS_PATH", str(driver_path / "node")), cli_path)
 
 
 def get_driver_env() -> dict:

playwright/_impl/_transport.py

@@ -19,10 +19,9 @@
 import subprocess
 import sys
 from abc import ABC, abstractmethod
-from pathlib import Path
 from typing import Callable, Dict, Optional, Union
 
-from playwright._impl._driver import get_driver_env
+from playwright._impl._driver import compute_driver_executable, get_driver_env
 from playwright._impl._helper import ParsedMessagePayload
 
 
@@ -90,12 +89,9 @@ def deserialize_message(self, data: Union[str, bytes]) -> ParsedMessagePayload:
 
 
 class PipeTransport(Transport):
-    def __init__(
-        self, loop: asyncio.AbstractEventLoop, driver_executable: Path
-    ) -> None:
+    def __init__(self, loop: asyncio.AbstractEventLoop) -> None:
         super().__init__(loop)
         self._stopped = False
-        self._driver_executable = driver_executable
 
     def request_stop(self) -> None:
         assert self._output
@@ -120,8 +116,10 @@ async def connect(self) -> None:
                 startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
                 startupinfo.wShowWindow = subprocess.SW_HIDE
 
+            executable_path, entrypoint_path = compute_driver_executable()
             self._proc = await asyncio.create_subprocess_exec(
-                str(self._driver_executable),
+                executable_path,
+                entrypoint_path,
                 "run-driver",
                 stdin=asyncio.subprocess.PIPE,
                 stdout=asyncio.subprocess.PIPE,

playwright/async_api/_context_manager.py

@@ -16,7 +16,6 @@
 from typing import Any
 
 from playwright._impl._connection import Connection
-from playwright._impl._driver import compute_driver_executable
 from playwright._impl._object_factory import create_remote_object
 from playwright._impl._transport import PipeTransport
 from playwright.async_api._generated import Playwright as AsyncPlaywright
@@ -32,7 +31,7 @@ async def __aenter__(self) -> AsyncPlaywright:
         self._connection = Connection(
             None,
             create_remote_object,
-            PipeTransport(loop, compute_driver_executable()),
+            PipeTransport(loop),
             loop,
         )
         loop.create_task(self._connection.run())

playwright/sync_api/_context_manager.py

@@ -18,7 +18,6 @@
 from greenlet import greenlet
 
 from playwright._impl._connection import ChannelOwner, Connection
-from playwright._impl._driver import compute_driver_executable
 from playwright._impl._errors import Error
 from playwright._impl._greenlets import MainGreenlet
 from playwright._impl._object_factory import create_remote_object
@@ -61,7 +60,7 @@ def greenlet_main() -> None:
         self._connection = Connection(
             dispatcher_fiber,
             create_remote_object,
-            PipeTransport(self._loop, compute_driver_executable()),
+            PipeTransport(self._loop),
             self._loop,
         )