scripts/sysmon/puppet_metrics_unittest.py

# Copyright 2017 The ChromiumOS Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

"""Unit tests for puppet_metrics."""

# pylint: disable=protected-access

from __future__ import absolute_import

import io
import os
from unittest import mock

from chromite.lib import cros_test_lib
from chromite.lib import osutils
from chromite.scripts.sysmon import puppet_metrics


_SUMMARY = """\
---
  version:
    config: 1499979608
    puppet: "3.4.3"
  resources:
    changed: 7
    failed: 0
    failed_to_restart: 0
    out_of_sync: 7
    restarted: 0
    scheduled: 0
    skipped: 1
    total: 218
  time:
    config_retrieval: 2.862796974
    cron: 0.004638468
    exec: 11.494792536
    file: 0.618018423
    file_line: 0.003589435
    filebucket: 0.000341392
    group: 0.017957332
    ini_subsetting: 0.001235189
    mount: 0.001416499
    package: 4.315027644000001
    schedule: 0.001541641
    service: 10.242378408
    total: 52.958788377
    user: 0.001673407
    vcsrepo: 23.393381029
    last_run: 1499979671
  changes:
    total: 7
  events:
    failure: 0
    success: 7
    total: 7%
"""


class TestPuppetRunSummary(cros_test_lib.TestCase):
    """Tests for _PuppetRunSummary."""

    def test_config_version(self):
        summary = puppet_metrics._PuppetRunSummary(io.StringIO(_SUMMARY))
        self.assertEqual(summary.config_version, 1499979608)

    def test_puppet_version(self):
        summary = puppet_metrics._PuppetRunSummary(io.StringIO(_SUMMARY))
        self.assertEqual(summary.puppet_version, "3.4.3")

    def test_events(self):
        summary = puppet_metrics._PuppetRunSummary(io.StringIO(_SUMMARY))
        self.assertEqual(summary.events, {"failure": 0, "success": 7})

    def test_resources(self):
        summary = puppet_metrics._PuppetRunSummary(io.StringIO(_SUMMARY))
        self.assertEqual(
            summary.resources,
            {
                "changed": 7,
                "failed": 0,
                "failed_to_restart": 0,
                "out_of_sync": 7,
                "restarted": 0,
                "scheduled": 0,
                "skipped": 1,
                "other": 203,
            },
        )

    def test_times(self):
        summary = puppet_metrics._PuppetRunSummary(io.StringIO(_SUMMARY))
        self.assertEqual(
            summary.times,
            {
                "config_retrieval": 2.862796974,
                "cron": 0.004638468,
                "exec": 11.494792536,
                "file": 0.618018423,
                "file_line": 0.003589435,
                "filebucket": 0.000341392,
                "group": 0.017957332,
                "ini_subsetting": 0.001235189,
                "mount": 0.001416499,
                "other": 0,
                "package": 4.315027644000001,
                "schedule": 0.001541641,
                "service": 10.242378408,
                "user": 0.001673407,
                "vcsrepo": 23.393381029,
            },
        )

    def test_last_run_time(self):
        summary = puppet_metrics._PuppetRunSummary(io.StringIO(_SUMMARY))
        self.assertEqual(summary.last_run_time, 1499979671)


class TestPuppetMetrics(cros_test_lib.TempDirTestCase):
    """Tests for puppet_metrics."""

    def setUp(self):
        patcher = mock.patch(
            "chromite.third_party.infra_libs.ts_mon.common.interface.state."
            "store",
            autospec=True,
        )
        self.store = patcher.start()
        self.addCleanup(patcher.stop)
        self.tempfile = os.path.join(self.tempdir, "last_run_summary.yaml")

    def test_collect(self):
        osutils.WriteFile(self.tempfile, _SUMMARY)
        with mock.patch("time.time", return_value=1500000000):
            with mock.patch.object(
                puppet_metrics, "LAST_RUN_FILE", self.tempfile
            ):
                puppet_metrics.collect_puppet_summary()

        setter = self.store.set
        calls = [
            mock.call(
                "puppet/version/config",
                (),
                None,
                1499979608,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/version/puppet", (), None, "3.4.3", enforce_ge=mock.ANY
            ),
            mock.call(
                "puppet/events", ("failure",), None, 0, enforce_ge=mock.ANY
            ),
            mock.call(
                "puppet/events", ("success",), None, 7, enforce_ge=mock.ANY
            ),
            mock.call(
                "puppet/resources", ("scheduled",), None, 0, enforce_ge=mock.ANY
            ),
            mock.call(
                "puppet/resources", ("skipped",), None, 1, enforce_ge=mock.ANY
            ),
            mock.call(
                "puppet/resources", ("restarted",), None, 0, enforce_ge=mock.ANY
            ),
            mock.call(
                "puppet/resources", ("changed",), None, 7, enforce_ge=mock.ANY
            ),
            mock.call(
                "puppet/resources", ("failed",), None, 0, enforce_ge=mock.ANY
            ),
            mock.call(
                "puppet/resources", ("other",), None, 203, enforce_ge=mock.ANY
            ),
            mock.call(
                "puppet/resources",
                ("failed_to_restart",),
                None,
                0,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/resources",
                ("out_of_sync",),
                None,
                7,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("vcsrepo",),
                None,
                23.393381029,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("exec",),
                None,
                11.494792536,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("cron",),
                None,
                0.004638468,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("file_line",),
                None,
                0.003589435,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("config_retrieval",),
                None,
                2.862796974,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("user",),
                None,
                0.001673407,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("file",),
                None,
                0.618018423,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("group",),
                None,
                0.017957332,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("service",),
                None,
                10.242378408,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("package",),
                None,
                4.315027644000001,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("mount",),
                None,
                0.001416499,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("schedule",),
                None,
                0.001541641,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times", ("other",), None, 0.0, enforce_ge=mock.ANY
            ),
            mock.call(
                "puppet/times",
                ("ini_subsetting",),
                None,
                0.001235189,
                enforce_ge=mock.ANY,
            ),
            mock.call(
                "puppet/times",
                ("filebucket",),
                None,
                0.000341392,
                enforce_ge=mock.ANY,
            ),
            mock.call("puppet/age", (), None, 20329.0, enforce_ge=mock.ANY),
        ]
        setter.assert_has_calls(calls, any_order=True)
        self.assertEqual(len(setter.mock_calls), len(calls))