Revert "[ENG-4005] Proxy backend requests on '/' to the frontend (#3300…

…)" (#4614)

This reverts commit 438b31f.

.github/workflows/integration_tests.yml

@@ -84,8 +84,6 @@ jobs:
         run: |
           poetry run reflex export --backend-only
       - name: Check run --backend-only before init for counter example
-        env:
-          WAIT_FOR_LISTENING_PORT_ARGS: --path ping
         run: |
           poetry run bash scripts/integration.sh ./reflex-examples/counter dev 8001 --backend-only --backend-port 8001
       - name: Init Website for counter example

.github/workflows/integration_tests_wsl.yml

@@ -78,7 +78,6 @@ jobs:
         shell: wsl-bash {0}
         run: |
           export TELEMETRY_ENABLED=false
-          export WAIT_FOR_LISTENING_PORT_ARGS="--path ping"
           dos2unix scripts/integration.sh
           poetry run bash scripts/integration.sh ./reflex-examples/counter dev 8001 --backend-only --backend-port 8001
       - name: Init Website for counter example

pyproject.toml

@@ -49,7 +49,6 @@ setuptools = ">=75.0"
 httpx = ">=0.25.1,<1.0"
 twine = ">=4.0.0,<7.0"
 tomlkit = ">=0.12.4,<1.0"
-asgiproxy = { version = "==0.1.1", optional = true }
 lazy_loader = ">=0.4"
 reflex-chakra = ">=0.6.0"
 typing_extensions = ">=4.6.0"
@@ -73,14 +72,10 @@ selenium = ">=4.11.0,<5.0"
 pytest-benchmark = ">=4.0.0,<6.0"
 playwright = ">=1.46.0"
 pytest-playwright = ">=0.5.1"
-asgiproxy = "==0.1.1"
 
 [tool.poetry.scripts]
 reflex = "reflex.reflex:cli"
 
-[tool.poetry.extras]
-proxy = ["asgiproxy"]
-
 [build-system]
 requires = ["poetry-core>=1.5.1"]
 build-backend = "poetry.core.masonry.api"

reflex/app.py

@@ -332,12 +332,6 @@ def __post_init__(self):
 
             self.register_lifespan_task(windows_hot_reload_lifespan_hack)
 
-        # Enable proxying to frontend server.
-        if not environment.REFLEX_BACKEND_ONLY.get():
-            from reflex.proxy import proxy_middleware
-
-            self.register_lifespan_task(proxy_middleware)
-
     def _enable_state(self) -> None:
         """Enable state for the app."""
         if not self.state:

reflex/config.py

@@ -26,7 +26,6 @@
 
 from typing_extensions import Annotated, get_type_hints
 
-from reflex.utils.console import set_log_level
 from reflex.utils.exceptions import ConfigError, EnvironmentVarValueError
 from reflex.utils.types import GenericType, is_union, value_inside_optional
 
@@ -600,7 +599,6 @@ class Config(Base):
     class Config:
         """Pydantic config for the config."""
 
-        use_enum_values = False
         validate_assignment = True
 
     # The name of the app (should match the name of the app directory).
@@ -720,9 +718,6 @@ def __init__(self, *args, **kwargs):
         self._non_default_attributes.update(kwargs)
         self._replace_defaults(**kwargs)
 
-        # Set the log level for this process
-        set_log_level(self.loglevel)
-
         if (
             self.state_manager_mode == constants.StateManagerMode.REDIS
             and not self.redis_url

reflex/testing.py

@@ -44,7 +44,6 @@
 import reflex.utils.prerequisites
 import reflex.utils.processes
 from reflex.config import environment
-from reflex.proxy import proxy_middleware
 from reflex.state import (
     BaseState,
     StateManager,
@@ -299,9 +298,6 @@ def _initialize_app(self):
             self.state_manager = StateManagerRedis.create(self.app_instance.state)
         else:
             self.state_manager = self.app_instance._state_manager
-        # Disable proxy for app harness tests.
-        if proxy_middleware in self.app_instance.lifespan_tasks:
-            self.app_instance.lifespan_tasks.remove(proxy_middleware)
 
     def _reload_state_module(self):
         """Reload the rx.State module to avoid conflict when reloading."""
@@ -369,12 +365,9 @@ async def _reset_backend_state_manager(self):
     def _start_frontend(self):
         # Set up the frontend.
         with chdir(self.app_path):
-            backend_host, backend_port = self._poll_for_servers().getsockname()
             config = reflex.config.get_config()
-            config.backend_port = backend_port
             config.api_url = "http://{0}:{1}".format(
-                backend_host,
-                backend_port,
+                *self._poll_for_servers().getsockname(),
             )
             reflex.utils.build.setup_frontend(self.app_path)
 
@@ -399,7 +392,6 @@ def _wait_frontend(self):
                 self.frontend_url = m.group(1)
                 config = reflex.config.get_config()
                 config.deploy_url = self.frontend_url
-                config.frontend_port = int(self.frontend_url.rpartition(":")[2])
                 break
         if self.frontend_url is None:
             raise RuntimeError("Frontend did not start")
@@ -923,20 +915,17 @@ def _run_frontend(self):
             root=web_root,
             error_page_map=error_page_map,
         ) as self.frontend_server:
-            config = reflex.config.get_config()
-            config.frontend_port = self.frontend_server.server_address[1]
-            self.frontend_url = f"http://localhost:{config.frontend_port}"
+            self.frontend_url = "http://localhost:{1}".format(
+                *self.frontend_server.socket.getsockname()
+            )
             self.frontend_server.serve_forever()
 
     def _start_frontend(self):
         # Set up the frontend.
         with chdir(self.app_path):
-            backend_host, backend_port = self._poll_for_servers().getsockname()
             config = reflex.config.get_config()
-            config.backend_port = backend_port
             config.api_url = "http://{0}:{1}".format(
-                backend_host,
-                backend_port,
+                *self._poll_for_servers().getsockname(),
             )
             reflex.reflex.export(
                 zipping=False,

reflex/utils/console.py

@@ -2,8 +2,6 @@
 
 from __future__ import annotations
 
-import os
-
 from rich.console import Console
 from rich.progress import MofNCompleteColumn, Progress, TimeElapsedColumn
 from rich.prompt import Prompt
@@ -14,7 +12,7 @@
 _console = Console()
 
 # The current log level.
-_LOG_LEVEL = LogLevel.DEFAULT
+_LOG_LEVEL = LogLevel.INFO
 
 # Deprecated features who's warning has been printed.
 _EMITTED_DEPRECATION_WARNINGS = set()
@@ -63,9 +61,6 @@ def set_log_level(log_level: LogLevel):
             raise ValueError(f"Invalid log level: {log_level}") from ae
 
     global _LOG_LEVEL
-    if log_level != _LOG_LEVEL:
-        # Set the loglevel persistently for subprocesses
-        os.environ["LOGLEVEL"] = log_level.value
     _LOG_LEVEL = log_level
 
 

scripts/integration.sh

@@ -34,4 +34,4 @@ if [ -f /proc/$pid/winpid ]; then
   echo "Windows detected, passing winpid $pid to port waiter"
 fi
 
-python scripts/wait_for_listening_port.py $check_ports --timeout=900 --server-pid "$pid" $WAIT_FOR_LISTENING_PORT_ARGS
+python scripts/wait_for_listening_port.py $check_ports --timeout=900 --server-pid "$pid"

scripts/wait_for_listening_port.py

@@ -10,8 +10,6 @@
 from concurrent.futures import ThreadPoolExecutor, as_completed
 from typing import Tuple
 
-import httpx
-
 # psutil is already a dependency of Reflex itself - so it's OK to use
 import psutil
 
@@ -25,7 +23,6 @@ def _pid_exists(pid):
     return pid in psutil.pids()
 
 
-# Not really used anymore now that we actually check the HTTP response.
 def _wait_for_port(port, server_pid, timeout) -> Tuple[bool, str]:
     start = time.time()
     print(f"Waiting for up to {timeout} seconds for port {port} to start listening.")  # noqa: T201
@@ -44,70 +41,25 @@ def _wait_for_port(port, server_pid, timeout) -> Tuple[bool, str]:
             time.sleep(5)
 
 
-def _wait_for_http_response(port, server_pid, timeout, path) -> Tuple[bool, str, str]:
-    start = time.time()
-    if path[0] != "/":
-        # This is a hack for passing the path on windows without a leading slash
-        # which mangles it https://stackoverflow.com/a/49013604
-        path = "/" + path
-    url = f"http://localhost:{port}{path}"
-    print(f"Waiting for up to {timeout} seconds for {url} to return HTTP response.")  # noqa: T201
-    while True:
-        try:
-            if not _pid_exists(server_pid):
-                return False, f"Server PID {server_pid} is not running.", ""
-            response = httpx.get(url, timeout=0.5)
-            response.raise_for_status()
-            return (
-                True,
-                f"{url} returned response after {time.time() - start} seconds",
-                response.text,
-            )
-        except Exception as exc:  # noqa: PERF203
-            if time.time() - start > timeout:
-                return (
-                    False,
-                    f"{url} still returning errors after {timeout} seconds: {exc!r}.",
-                    "",
-                )
-            time.sleep(5)
-
-
 def main():
     """Wait for ports to start listening."""
     parser = argparse.ArgumentParser(description="Wait for ports to start listening.")
     parser.add_argument("port", type=int, nargs="+")
     parser.add_argument("--timeout", type=int, required=True)
     parser.add_argument("--server-pid", type=int)
-    parser.add_argument("--path", type=str, default="/")
     args = parser.parse_args()
-    start = time.time()
     executor = ThreadPoolExecutor(max_workers=len(args.port))
     futures = [
-        executor.submit(
-            _wait_for_http_response,
-            p,
-            args.server_pid,
-            args.timeout,
-            args.path,
-        )
+        executor.submit(_wait_for_port, p, args.server_pid, args.timeout)
         for p in args.port
     ]
-    base_content = None
     for f in as_completed(futures):
-        ok, msg, content = f.result()
+        ok, msg = f.result()
         if ok:
             print(f"OK: {msg}")  # noqa: T201
-            if base_content is None:
-                base_content = content
-            else:
-                assert (
-                    content == base_content
-                ), f"HTTP responses are not equal {content!r} != {base_content!r}."
         else:
             print(f"FAIL: {msg}")  # noqa: T201
             exit(1)
-    print(f"OK: All HTTP responses are equal after {time.time() - start} sec.")  # noqa: T201
 
 
 if __name__ == "__main__":

tests/integration/init-test/in_docker_test_script.sh

@@ -29,7 +29,7 @@ source ~/venv/bin/activate
 pip install -U pip
 
 echo "Installing reflex from local repo code"
-pip install '/reflex-repo[proxy]'
+pip install /reflex-repo
 
 redis-server &