210 lines
7.1 KiB
Python
210 lines
7.1 KiB
Python
import os
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from io import StringIO
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from unittest.mock import MagicMock, patch
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import pytest
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from mdb.management.commands.zone_sync import Command as CommandClass
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from mdb.services.zone_sync import ZoneSyncService
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@pytest.fixture
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def cmd():
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c = CommandClass()
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c.stdout = StringIO()
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c.stderr = StringIO()
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return c
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def make_service(changes=None):
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svc = MagicMock()
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svc.changes = changes or {
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"example.org": {"errors": None, "diff": "- old\n+ new", "success": True}
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}
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svc.reload.return_value = (True, "", "")
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return svc
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# --- run_commands, freeze, reload ---
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def test_run_commands_calls_all_on_success(service):
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with patch("mdb.services.zone_sync.getstatusoutput", return_value=(0, "")) as mock:
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success, _, _ = service.run_commands(["a", "b", "c"])
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assert success is True
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assert mock.call_count == 3
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def test_run_commands_stops_on_first_failure(service):
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with patch(
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"mdb.services.zone_sync.getstatusoutput",
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side_effect=[(0, ""), (1, "connection refused"), (0, "")],
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) as mock:
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success, failed_cmd, output = service.run_commands(["a", "b", "c"])
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assert success is False
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assert failed_cmd == "b"
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assert output == "connection refused"
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assert mock.call_count == 2
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def test_freeze_runs_only_freeze(service):
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with patch("mdb.services.zone_sync.getstatusoutput", return_value=(0, "")) as mock:
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service.freeze()
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assert [c.args[0] for c in mock.call_args_list] == [service.freeze_command]
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def test_reload_runs_reload_then_thaw(service):
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with patch("mdb.services.zone_sync.getstatusoutput", return_value=(0, "")) as mock:
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service.reload()
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assert [c.args[0] for c in mock.call_args_list] == [
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service.reload_command,
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service.thaw_command,
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]
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# --- reload_and_notify ---
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def test_reload_and_notify_success_writes_ok(cmd):
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svc = make_service()
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with patch("mdb.management.commands.zone_sync.discord"):
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cmd.reload_and_notify(svc, svc.changes)
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assert "ok" in cmd.stdout.getvalue()
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def test_reload_and_notify_success_calls_discord_once_per_zone(cmd):
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changes = {
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"example.org": {"errors": None, "diff": "- old\n+ new"},
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"other.net": {"errors": None, "diff": "- x\n+ y"},
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}
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svc = make_service(changes=changes)
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with patch("mdb.management.commands.zone_sync.discord") as mock_discord:
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cmd.reload_and_notify(svc, svc.changes)
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assert mock_discord.notify.call_count == 2
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subjects = [c.kwargs["subject"] for c in mock_discord.notify.call_args_list]
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messages = [c.kwargs["message"] for c in mock_discord.notify.call_args_list]
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assert all("✅" in s for s in subjects)
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assert any("`example.org`" in m for m in messages)
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assert any("`other.net`" in m for m in messages)
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def test_reload_and_notify_success_passes_diff_as_preformatted(cmd):
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svc = make_service()
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with patch("mdb.management.commands.zone_sync.discord") as mock_discord:
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cmd.reload_and_notify(svc, svc.changes)
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assert mock_discord.notify.call_args.kwargs["preformatted"] == "- old\n+ new"
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def test_reload_and_notify_failure_writes_fail_and_exits(cmd):
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svc = make_service()
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svc.reload.return_value = (False, "/usr/sbin/rndc reload", "timed out")
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with patch("mdb.management.commands.zone_sync.discord"):
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with patch("os.getlogin", return_value="testuser"):
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with pytest.raises(SystemExit) as exc:
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cmd.reload_and_notify(svc, svc.changes)
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assert exc.value.code == 1
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assert "fail" in cmd.stdout.getvalue()
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def test_reload_and_notify_failure_discord_includes_command_and_output(cmd):
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svc = make_service()
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svc.reload.return_value = (False, "/usr/sbin/rndc reload", "timed out")
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with patch("mdb.management.commands.zone_sync.discord") as mock_discord:
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with patch("os.getlogin", return_value="testuser"):
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with pytest.raises(SystemExit):
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cmd.reload_and_notify(svc, svc.changes)
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subject = mock_discord.notify.call_args.kwargs["subject"]
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message = mock_discord.notify.call_args.kwargs["message"]
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assert "⚠️" in subject
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assert "rndc reload" in message
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assert "timed out" in message
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assert "- example.org" in message
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# --- handle ---
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@pytest.mark.django_db
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def test_handle_exits_if_zone_not_found(cmd):
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with pytest.raises(SystemExit) as exc:
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cmd.handle(debug=True, force=False, zone="nonexistent.example")
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assert exc.value.code == 1
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assert "nonexistent.example" in cmd.stderr.getvalue()
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@pytest.mark.django_db
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def test_handle_skips_reload_in_debug_mode(cmd, db_domain):
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with patch.object(cmd, "reload_and_notify") as mock_reload:
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cmd.handle(debug=True, force=True, zone="example.org")
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mock_reload.assert_not_called()
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@pytest.mark.django_db
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def test_handle_calls_reload_and_notify_when_changes_exist(cmd, db_domain):
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with (
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patch.object(cmd, "freeze"),
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patch.object(cmd, "reload_and_notify") as mock_reload,
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):
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cmd.handle(debug=False, force=True, zone="example.org")
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mock_reload.assert_called_once()
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@pytest.mark.django_db
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def test_handle_does_nothing_without_pending_zones(cmd):
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with patch.object(ZoneSyncService, "freeze") as mock_freeze:
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cmd.handle(debug=False, force=False, zone=None)
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mock_freeze.assert_not_called()
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@pytest.mark.django_db
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def test_handle_freezes_before_writing_and_reloads_after(cmd, db_domain):
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"""rndc freeze dumps the in-memory zone, so it must not run after the write."""
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seen = []
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def freeze():
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seen.append(("freeze", os.path.exists(db_domain.domain_filename)))
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return True, "", ""
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def reload():
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seen.append(("reload", os.path.exists(db_domain.domain_filename)))
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return True, "", ""
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with (
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patch.object(ZoneSyncService, "freeze", side_effect=freeze),
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patch.object(ZoneSyncService, "reload", side_effect=reload),
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patch("mdb.management.commands.zone_sync.discord"),
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):
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cmd.handle(debug=False, force=False, zone=None)
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assert seen == [("freeze", False), ("reload", True)]
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@pytest.mark.django_db
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def test_handle_writes_nothing_when_freeze_fails(cmd, db_domain):
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with (
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patch.object(
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ZoneSyncService, "freeze", return_value=(False, "rndc freeze", "no")
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),
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patch.object(ZoneSyncService, "run_commands") as mock_run,
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patch("mdb.management.commands.zone_sync.discord") as mock_discord,
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patch("os.getlogin", return_value="testuser"),
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pytest.raises(SystemExit),
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):
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cmd.handle(debug=False, force=False, zone=None)
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assert not os.path.exists(db_domain.domain_filename)
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mock_run.assert_called_once_with([ZoneSyncService.thaw_command])
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assert "- example.org" in mock_discord.notify.call_args.kwargs["message"]
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@pytest.mark.django_db
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def test_handle_thaws_when_sync_raises(cmd, db_domain):
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with (
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patch.object(ZoneSyncService, "freeze", return_value=(True, "", "")),
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patch.object(ZoneSyncService, "reload") as mock_reload,
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patch.object(ZoneSyncService, "sync_zone", side_effect=RuntimeError),
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pytest.raises(RuntimeError),
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):
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cmd.handle(debug=False, force=False, zone=None)
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mock_reload.assert_called_once()
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