run fractal-server as an external service

.github/workflows/ci.yml

@@ -31,6 +31,7 @@ jobs:
         ports:
           - 5432:5432
 
+
     steps:
 
       - uses: actions/checkout@v4
@@ -47,6 +48,9 @@ jobs:
       - name: Install dependencies
         run: poetry install --with dev --without docs --no-interaction
 
+      - name: Run fractal-server
+        run: sh tests/serve.sh
+
       - name: Test with pytest
         env:
           COVERAGE_FILE: coverage-data-${{ matrix.python-version }}

.gitignore

@@ -17,3 +17,5 @@ fractal.log
 site
 reference
 venv
+FRACTAL_TASK_DIR/*
+FRACTAL_RUNNER_WORKING_BASE_DIR/*

tests/fixtures_testserver.py

@@ -1,8 +1,6 @@
 import logging
 import shlex
-import subprocess
 import time
-from pathlib import Path
 from typing import Optional
 
 import pytest
@@ -15,8 +13,6 @@
 logger = logging.getLogger("fractal-client")
 logger.setLevel(logging.DEBUG)
 
-PORT = 8765
-
 
 @pytest.fixture
 def superuser(invoke_as_superuser):
@@ -28,58 +24,8 @@ def tester():
     return dict(email="[email protected]", password="pytest")
 
 
-def _run_command(cmd: str) -> str:
-    logging.warning(f"Now running {cmd=}")
-    res = subprocess.run(
-        shlex.split(cmd),
-        capture_output=True,
-        encoding="utf-8",
-    )
-    if res.returncode != 0:
-        logging.error(f"{res.stdout=}")
-        logging.error(f"{res.stderr=}")
-        raise RuntimeError(res.stderr)
-    else:
-        return res.stdout
-
-
 @pytest.fixture(scope="session", autouse=True)
-def testserver(tester, tmpdir_factory):
-
-    FRACTAL_TASK_DIR = str(tmpdir_factory.mktemp("FRACTAL_TASK_DIR"))
-    FRACTAL_RUNNER_WORKING_BASE_DIR = str(
-        tmpdir_factory.mktemp("FRACTAL_RUNNER_WORKING_BASE_DIR")
-    )
-
-    env_file = Path(".fractal_server.env")
-    with env_file.open("w") as f:
-        f.write(
-            "DB_ENGINE=postgres-psycopg\n"
-            "POSTGRES_HOST=localhost\n"
-            f"POSTGRES_DB={DB_NAME}\n"
-            "POSTGRES_USER=postgres\n"
-            "POSTGRES_PASSWORD=postgres\n"
-            "FRACTAL_RUNNER_BACKEND=local\n"
-            "JWT_SECRET_KEY=secret_key\n"
-            f"FRACTAL_TASKS_DIR={FRACTAL_TASK_DIR}\n"
-            "FRACTAL_RUNNER_WORKING_BASE_DIR="
-            f"{FRACTAL_RUNNER_WORKING_BASE_DIR}\n"
-            "FRACTAL_LOGGING_LEVEL=0\n"
-        )
-    _run_command(
-        f"dropdb --username=postgres --host localhost --if-exists {DB_NAME}"
-    )
-    _run_command(f"createdb --username=postgres --host localhost {DB_NAME}")
-    _run_command("poetry run fractalctl set-db")
-
-    LOGS = tmpdir_factory.mktemp("LOGS")
-    f_out = (LOGS / "out").open("w")
-    f_err = (LOGS / "err").open("w")
-    server_process = subprocess.Popen(
-        shlex.split(f"poetry run fractalctl start --port {PORT}"),
-        stdout=f_out,
-        stderr=f_err,
-    )
+def testserver(tester):
 
     # Wait until the server is up
     TIMEOUT = 8
@@ -109,16 +55,7 @@ def testserver(tester, tmpdir_factory):
             )
         )
     )
-
-    try:
-        yield
-    finally:
-        server_process.terminate()
-        server_process.kill()
-        _run_command(f"dropdb --username=postgres --host localhost {DB_NAME}")
-        env_file.unlink()
-        f_out.close()
-        f_err.close()
+    yield
 
 
 @pytest.fixture

tests/serve.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+export DB_ENGINE=postgres-psycopg
+export POSTGRES_HOST=localhost
+export POSTGRES_DB=pytest-fractal-client
+export POSTGRES_USER=postgres
+export POSTGRES_PASSWORD=postgres
+export FRACTAL_RUNNER_BACKEND=local
+export JWT_SECRET_KEY=secret_key
+export FRACTAL_TASKS_DIR=FRACTAL_TASK_DIR
+export FRACTAL_RUNNER_WORKING_BASE_DIR=FRACTAL_RUNNER_WORKING_BASE_DIR
+export FRACTAL_LOGGING_LEVEL=0
+
+poetry run fractalctl set-db
+poetry run fractalctl start --port 8765 > /dev/null 2>&1 &