/data and /tmp standarization

test/docker_tests/conftest.py

@@ -0,0 +1,57 @@
+import os
+import pathlib
+import subprocess
+
+import pytest
+
+
+def _announce(request: pytest.FixtureRequest, message: str) -> None:
+    reporter = request.config.pluginmanager.get_plugin("terminalreporter")
+    if reporter:  # pragma: no branch - depends on pytest runner
+        reporter.write_line(message)
+    else:
+        print(message)
+
+
+@pytest.fixture(scope="session", autouse=True)
+def build_netalertx_test_image(request: pytest.FixtureRequest) -> None:
+    """Build the docker test image before running any docker-based tests."""
+
+    image = os.environ.get("NETALERTX_TEST_IMAGE", "netalertx-test")
+    project_root = pathlib.Path(__file__).resolve().parents[2]
+
+    cmd = [
+        "docker",
+        "buildx",
+        "build",
+        "--load",
+        "-t",
+        image,
+        ".",
+    ]
+
+    _announce(request, f"[docker-tests] Building test image '{image}' using docker buildx")
+
+    env = os.environ.copy()
+    env.setdefault("DOCKER_BUILDKIT", "1")
+
+    result = subprocess.run(
+        cmd,
+        cwd=project_root,
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        text=True,
+        check=False,
+        env=env,
+    )
+
+    if result.returncode != 0:
+        _announce(request, f"[docker-tests] docker buildx failed for '{image}'")
+        pytest.fail(
+            "Docker buildx failed before running docker tests.\n"
+            f"Command: {' '.join(cmd)}\n"
+            f"STDOUT:\n{result.stdout}\n"
+            f"STDERR:\n{result.stderr}"
+        )
+
+    _announce(request, f"[docker-tests] docker buildx completed for '{image}'")