63 lines
2.1 KiB
Python
63 lines
2.1 KiB
Python
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"""The Postfix integration profile against a real Postfix (MAS-WP-0004 T02).
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Runs only where Docker is available; builds experiments/postfix-probe.
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"""
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import importlib.util
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import shutil
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import subprocess
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from pathlib import Path
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import pytest
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ROOT = Path(__file__).resolve().parents[1]
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PROBE_DIR = ROOT / "experiments/postfix-probe"
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def _docker_ok():
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if not shutil.which("docker"):
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return False
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return subprocess.run(["docker", "info"], capture_output=True).returncode == 0
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pytestmark = pytest.mark.skipif(not _docker_ok(), reason="Docker not available")
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@pytest.fixture(scope="module")
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def probe_results():
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build = subprocess.run(["docker", "build", "-q", "-t", "mas-postfix-probe", str(PROBE_DIR)],
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capture_output=True, text=True)
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if build.returncode != 0:
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pytest.skip(f"cannot build probe image: {build.stderr[-300:]}")
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spec = importlib.util.spec_from_file_location("postfix_probe", PROBE_DIR / "probe.py")
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probe = importlib.util.module_from_spec(spec)
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spec.loader.exec_module(probe)
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results, _ = probe.run("mas-profile", 2625, corpus=True)
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return probe, results
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def test_never_rewritten(probe_results):
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# Delivered as sent up to RFC 5321 quoting, or refused at SMTP; never altered.
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_, results = probe_results
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for r in results:
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if "relay_refused" in r or r["smtp"] != "accepted":
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continue
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assert r["equivalent"], r
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if not r["unchanged"] and r["arrived_as"].startswith('"'):
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assert r["mas_valid"] is False, r # quoting added only to non-MAS forms
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def test_p2_forms_delivered(probe_results):
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_, results = probe_results
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p2 = [r for r in results if "!" in r["sent"].split("@")[0] and "relay_refused" not in r]
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assert p2
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for r in p2:
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assert r["smtp"] == "accepted" and r["unchanged"], r
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def test_not_an_open_relay(probe_results):
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probe, results = probe_results
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relay = [r for r in results if "relay_refused" in r]
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assert [r["sent"] for r in relay] == probe.RELAY_NEGATIVES
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assert all(r["relay_refused"] for r in relay), relay
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