salt/tests/unit/grains/test_core.py

# -*- coding: utf-8 -*-
"""
    :codeauthor: Erik Johnson <erik@saltstack.com>
"""

# Import Python libs
from __future__ import absolute_import, print_function, unicode_literals

import logging
import os
import platform
import socket
import textwrap

import salt.grains.core as core
import salt.modules.cmdmod
import salt.modules.network
import salt.modules.smbios

# Import Salt Libs
import salt.utils.dns
import salt.utils.files
import salt.utils.network
import salt.utils.path
import salt.utils.platform
from salt._compat import ipaddress

# Import 3rd-party libs
from salt.ext import six
from tests.support.mixins import LoaderModuleMockMixin
from tests.support.mock import MagicMock, Mock, mock_open, patch
from tests.support.unit import TestCase, skipIf

# Import Salt Testing Libs
try:
    import pytest
except ImportError as import_error:
    pytest = None


log = logging.getLogger(__name__)

# Globals
IPv4Address = ipaddress.IPv4Address
IPv6Address = ipaddress.IPv6Address
IP4_LOCAL = "127.0.0.1"
IP4_ADD1 = "10.0.0.1"
IP4_ADD2 = "10.0.0.2"
IP6_LOCAL = "::1"
IP6_ADD1 = "2001:4860:4860::8844"
IP6_ADD2 = "2001:4860:4860::8888"
IP6_ADD_SCOPE = "fe80::6238:e0ff:fe06:3f6b%enp2s0"
OS_RELEASE_DIR = os.path.join(os.path.dirname(__file__), "os-releases")
SOLARIS_DIR = os.path.join(os.path.dirname(__file__), "solaris")


@skipIf(not pytest, False)
class CoreGrainsTestCase(TestCase, LoaderModuleMockMixin):
    """
    Test cases for core grains
    """

    def setup_loader_modules(self):
        return {core: {}}

    @patch("os.path.isfile")
    def test_parse_etc_os_release(self, path_isfile_mock):
        path_isfile_mock.side_effect = lambda x: x == "/usr/lib/os-release"
        with salt.utils.files.fopen(
            os.path.join(OS_RELEASE_DIR, "ubuntu-17.10")
        ) as os_release_file:
            os_release_content = os_release_file.read()
        with patch("salt.utils.files.fopen", mock_open(read_data=os_release_content)):
            os_release = core._parse_os_release(
                "/etc/os-release", "/usr/lib/os-release"
            )
        self.assertEqual(
            os_release,
            {
                "NAME": "Ubuntu",
                "VERSION": "17.10 (Artful Aardvark)",
                "ID": "ubuntu",
                "ID_LIKE": "debian",
                "PRETTY_NAME": "Ubuntu 17.10",
                "VERSION_ID": "17.10",
                "HOME_URL": "https://www.ubuntu.com/",
                "SUPPORT_URL": "https://help.ubuntu.com/",
                "BUG_REPORT_URL": "https://bugs.launchpad.net/ubuntu/",
                "PRIVACY_POLICY_URL": "https://www.ubuntu.com/legal/terms-and-policies/privacy-policy",
                "VERSION_CODENAME": "artful",
                "UBUNTU_CODENAME": "artful",
            },
        )

    def test_parse_cpe_name_wfn(self):
        """
        Parse correct CPE_NAME data WFN formatted
        :return:
        """
        for cpe, cpe_ret in [
            (
                "cpe:/o:opensuse:leap:15.0",
                {
                    "phase": None,
                    "version": "15.0",
                    "product": "leap",
                    "vendor": "opensuse",
                    "part": "operating system",
                },
            ),
            (
                "cpe:/o:vendor:product:42:beta",
                {
                    "phase": "beta",
                    "version": "42",
                    "product": "product",
                    "vendor": "vendor",
                    "part": "operating system",
                },
            ),
        ]:
            ret = core._parse_cpe_name(cpe)
            for key in cpe_ret:
                assert key in ret
                assert cpe_ret[key] == ret[key]

    def test_parse_cpe_name_v23(self):
        """
        Parse correct CPE_NAME data v2.3 formatted
        :return:
        """
        for cpe, cpe_ret in [
            (
                "cpe:2.3:o:microsoft:windows_xp:5.1.601:beta:*:*:*:*:*:*",
                {
                    "phase": "beta",
                    "version": "5.1.601",
                    "product": "windows_xp",
                    "vendor": "microsoft",
                    "part": "operating system",
                },
            ),
            (
                "cpe:2.3:h:corellian:millenium_falcon:1.0:*:*:*:*:*:*:*",
                {
                    "phase": None,
                    "version": "1.0",
                    "product": "millenium_falcon",
                    "vendor": "corellian",
                    "part": "hardware",
                },
            ),
            (
                "cpe:2.3:*:dark_empire:light_saber:3.0:beta:*:*:*:*:*:*",
                {
                    "phase": "beta",
                    "version": "3.0",
                    "product": "light_saber",
                    "vendor": "dark_empire",
                    "part": None,
                },
            ),
        ]:
            ret = core._parse_cpe_name(cpe)
            for key in cpe_ret:
                assert key in ret
                assert cpe_ret[key] == ret[key]

    def test_parse_cpe_name_broken(self):
        """
        Parse broken CPE_NAME data
        :return:
        """
        for cpe in [
            "cpe:broken",
            "cpe:broken:in:all:ways:*:*:*:*",
            "cpe:x:still:broken:123",
            "who:/knows:what:is:here",
        ]:
            assert core._parse_cpe_name(cpe) == {}

    def test_missing_os_release(self):
        with patch("salt.utils.files.fopen", mock_open(read_data={})):
            os_release = core._parse_os_release(
                "/etc/os-release", "/usr/lib/os-release"
            )
        self.assertEqual(os_release, {})

    @skipIf(not salt.utils.platform.is_windows(), "System is not Windows")
    def test__windows_platform_data(self):
        grains = core._windows_platform_data()
        keys = [
            "biosversion",
            "osrelease",
            "kernelrelease",
            "motherboard",
            "serialnumber",
            "timezone",
            "manufacturer",
            "kernelversion",
            "osservicepack",
            "virtual",
            "productname",
            "osfullname",
            "osmanufacturer",
            "osversion",
            "windowsdomain",
        ]
        for key in keys:
            self.assertIn(key, grains)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_gnu_slash_linux_in_os_name(self):
        """
        Test to return a list of all enabled services
        """
        _path_exists_map = {"/proc/1/cmdline": False}
        _path_isfile_map = {}
        _cmd_run_map = {
            "dpkg --print-architecture": "amd64",
        }

        path_exists_mock = MagicMock(side_effect=lambda x: _path_exists_map[x])
        path_isfile_mock = MagicMock(
            side_effect=lambda x: _path_isfile_map.get(x, False)
        )
        cmd_run_mock = MagicMock(side_effect=lambda x: _cmd_run_map[x])
        empty_mock = MagicMock(return_value={})

        orig_import = __import__
        if six.PY2:
            built_in = "__builtin__"
        else:
            built_in = "builtins"

        def _import_mock(name, *args):
            if name == "lsb_release":
                raise ImportError("No module named lsb_release")
            return orig_import(name, *args)

        # - Skip the first if statement
        # - Skip the selinux/systemd stuff (not pertinent)
        # - Skip the init grain compilation (not pertinent)
        # - Ensure that lsb_release fails to import
        # - Skip all the /etc/*-release stuff (not pertinent)
        # - Mock linux_distribution to give us the OS name that we want
        # - Make a bunch of functions return empty dicts, we don't care about
        #   these grains for the purposes of this test.
        # - Mock the osarch
        distro_mock = MagicMock(return_value=("Debian GNU/Linux", "8.3", ""))
        with patch.object(
            salt.utils.platform, "is_proxy", MagicMock(return_value=False)
        ), patch.object(
            core, "_linux_bin_exists", MagicMock(return_value=False)
        ), patch.object(
            os.path, "exists", path_exists_mock
        ), patch(
            "{0}.__import__".format(built_in), side_effect=_import_mock
        ), patch.object(
            os.path, "isfile", path_isfile_mock
        ), patch.object(
            core, "_parse_lsb_release", empty_mock
        ), patch.object(
            core, "_parse_os_release", empty_mock
        ), patch.object(
            core, "_parse_lsb_release", empty_mock
        ), patch.object(
            core, "linux_distribution", distro_mock
        ), patch.object(
            core, "_linux_cpudata", empty_mock
        ), patch.object(
            core, "_linux_gpu_data", empty_mock
        ), patch.object(
            core, "_memdata", empty_mock
        ), patch.object(
            core, "_hw_data", empty_mock
        ), patch.object(
            core, "_virtual", empty_mock
        ), patch.object(
            core, "_ps", empty_mock
        ), patch.dict(
            core.__salt__, {"cmd.run": cmd_run_mock}
        ):
            os_grains = core.os_data()

        self.assertEqual(os_grains.get("os_family"), "Debian")

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_suse_os_from_cpe_data(self):
        """
        Test if 'os' grain is parsed from CPE_NAME of /etc/os-release
        """
        _path_exists_map = {"/proc/1/cmdline": False}
        _os_release_map = {
            "NAME": "SLES",
            "VERSION": "12-SP1",
            "VERSION_ID": "12.1",
            "PRETTY_NAME": "SUSE Linux Enterprise Server 12 SP1",
            "ID": "sles",
            "ANSI_COLOR": "0;32",
            "CPE_NAME": "cpe:/o:suse:sles:12:sp1",
        }

        path_exists_mock = MagicMock(side_effect=lambda x: _path_exists_map[x])
        empty_mock = MagicMock(return_value={})
        osarch_mock = MagicMock(return_value="amd64")
        os_release_mock = MagicMock(return_value=_os_release_map)

        orig_import = __import__
        if six.PY2:
            built_in = "__builtin__"
        else:
            built_in = "builtins"

        def _import_mock(name, *args):
            if name == "lsb_release":
                raise ImportError("No module named lsb_release")
            return orig_import(name, *args)

        distro_mock = MagicMock(
            return_value=("SUSE Linux Enterprise Server ", "12", "x86_64")
        )

        # - Skip the first if statement
        # - Skip the selinux/systemd stuff (not pertinent)
        # - Skip the init grain compilation (not pertinent)
        # - Ensure that lsb_release fails to import
        # - Skip all the /etc/*-release stuff (not pertinent)
        # - Mock linux_distribution to give us the OS name that we want
        # - Mock the osarch
        with patch.object(
            salt.utils.platform, "is_proxy", MagicMock(return_value=False)
        ), patch.object(
            core, "_linux_bin_exists", MagicMock(return_value=False)
        ), patch.object(
            os.path, "exists", path_exists_mock
        ), patch(
            "{0}.__import__".format(built_in), side_effect=_import_mock
        ), patch.object(
            os.path, "isfile", MagicMock(return_value=False)
        ), patch.object(
            core, "_parse_os_release", os_release_mock
        ), patch.object(
            core, "_parse_lsb_release", empty_mock
        ), patch.object(
            core, "linux_distribution", distro_mock
        ), patch.object(
            core, "_linux_gpu_data", empty_mock
        ), patch.object(
            core, "_hw_data", empty_mock
        ), patch.object(
            core, "_linux_cpudata", empty_mock
        ), patch.object(
            core, "_virtual", empty_mock
        ), patch.dict(
            core.__salt__, {"cmd.run": osarch_mock}
        ):
            os_grains = core.os_data()

        self.assertEqual(os_grains.get("os_family"), "Suse")
        self.assertEqual(os_grains.get("os"), "SUSE")

    def _run_os_grains_tests(self, os_release_filename, os_release_map, expectation):
        path_isfile_mock = MagicMock(
            side_effect=lambda x: x in os_release_map.get("files", [])
        )
        empty_mock = MagicMock(return_value={})
        osarch_mock = MagicMock(return_value="amd64")
        if os_release_filename:
            os_release_data = core._parse_os_release(
                os.path.join(OS_RELEASE_DIR, os_release_filename)
            )
        else:
            os_release_data = os_release_map.get("os_release_file", {})
        os_release_mock = MagicMock(return_value=os_release_data)

        orig_import = __import__
        if six.PY2:
            built_in = "__builtin__"
        else:
            built_in = "builtins"

        def _import_mock(name, *args):
            if name == "lsb_release":
                raise ImportError("No module named lsb_release")
            return orig_import(name, *args)

        suse_release_file = os_release_map.get("suse_release_file")

        file_contents = {"/proc/1/cmdline": ""}
        if suse_release_file:
            file_contents["/etc/SuSE-release"] = suse_release_file

        # - Skip the first if statement
        # - Skip the selinux/systemd stuff (not pertinent)
        # - Skip the init grain compilation (not pertinent)
        # - Ensure that lsb_release fails to import
        # - Skip all the /etc/*-release stuff (not pertinent)
        # - Mock linux_distribution to give us the OS name that we want
        # - Mock the osarch
        distro_mock = MagicMock(return_value=os_release_map["linux_distribution"])
        with patch.object(
            salt.utils.platform, "is_proxy", MagicMock(return_value=False)
        ), patch.object(
            core, "_linux_bin_exists", MagicMock(return_value=False)
        ), patch.object(
            os.path, "exists", path_isfile_mock
        ), patch(
            "{0}.__import__".format(built_in), side_effect=_import_mock
        ), patch.object(
            os.path, "isfile", path_isfile_mock
        ), patch.object(
            core, "_parse_os_release", os_release_mock
        ), patch.object(
            core, "_parse_lsb_release", empty_mock
        ), patch(
            "salt.utils.files.fopen", mock_open(read_data=file_contents)
        ), patch.object(
            core, "linux_distribution", distro_mock
        ), patch.object(
            core, "_linux_gpu_data", empty_mock
        ), patch.object(
            core, "_linux_cpudata", empty_mock
        ), patch.object(
            core, "_virtual", empty_mock
        ), patch.dict(
            core.__salt__, {"cmd.run": osarch_mock}
        ):
            os_grains = core.os_data()

        grains = {
            k: v
            for k, v in os_grains.items()
            if k
            in set(
                [
                    "os",
                    "os_family",
                    "osfullname",
                    "oscodename",
                    "osfinger",
                    "osrelease",
                    "osrelease_info",
                    "osmajorrelease",
                ]
            )
        }
        self.assertEqual(grains, expectation)

    def _run_suse_os_grains_tests(self, os_release_map, expectation):
        os_release_map["linux_distribution"] = ("SUSE test", "version", "arch")
        expectation["os"] = "SUSE"
        expectation["os_family"] = "Suse"
        self._run_os_grains_tests(None, os_release_map, expectation)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_suse_os_grains_sles11sp3(self):
        """
        Test if OS grains are parsed correctly in SLES 11 SP3
        """
        _os_release_map = {
            "suse_release_file": textwrap.dedent(
                """
                SUSE Linux Enterprise Server 11 (x86_64)
                VERSION = 11
                PATCHLEVEL = 3
                """
            ),
            "files": ["/etc/SuSE-release"],
        }
        expectation = {
            "oscodename": "SUSE Linux Enterprise Server 11 SP3",
            "osfullname": "SLES",
            "osrelease": "11.3",
            "osrelease_info": (11, 3),
            "osmajorrelease": 11,
            "osfinger": "SLES-11",
        }
        self._run_suse_os_grains_tests(_os_release_map, expectation)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_suse_os_grains_sles11sp4(self):
        """
        Test if OS grains are parsed correctly in SLES 11 SP4
        """
        _os_release_map = {
            "os_release_file": {
                "NAME": "SLES",
                "VERSION": "11.4",
                "VERSION_ID": "11.4",
                "PRETTY_NAME": "SUSE Linux Enterprise Server 11 SP4",
                "ID": "sles",
                "ANSI_COLOR": "0;32",
                "CPE_NAME": "cpe:/o:suse:sles:11:4",
            },
        }
        expectation = {
            "oscodename": "SUSE Linux Enterprise Server 11 SP4",
            "osfullname": "SLES",
            "osrelease": "11.4",
            "osrelease_info": (11, 4),
            "osmajorrelease": 11,
            "osfinger": "SLES-11",
        }
        self._run_suse_os_grains_tests(_os_release_map, expectation)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_suse_os_grains_sles12(self):
        """
        Test if OS grains are parsed correctly in SLES 12
        """
        _os_release_map = {
            "os_release_file": {
                "NAME": "SLES",
                "VERSION": "12",
                "VERSION_ID": "12",
                "PRETTY_NAME": "SUSE Linux Enterprise Server 12",
                "ID": "sles",
                "ANSI_COLOR": "0;32",
                "CPE_NAME": "cpe:/o:suse:sles:12",
            },
        }
        expectation = {
            "oscodename": "SUSE Linux Enterprise Server 12",
            "osfullname": "SLES",
            "osrelease": "12",
            "osrelease_info": (12,),
            "osmajorrelease": 12,
            "osfinger": "SLES-12",
        }
        self._run_suse_os_grains_tests(_os_release_map, expectation)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_suse_os_grains_sles12sp1(self):
        """
        Test if OS grains are parsed correctly in SLES 12 SP1
        """
        _os_release_map = {
            "os_release_file": {
                "NAME": "SLES",
                "VERSION": "12-SP1",
                "VERSION_ID": "12.1",
                "PRETTY_NAME": "SUSE Linux Enterprise Server 12 SP1",
                "ID": "sles",
                "ANSI_COLOR": "0;32",
                "CPE_NAME": "cpe:/o:suse:sles:12:sp1",
            },
        }
        expectation = {
            "oscodename": "SUSE Linux Enterprise Server 12 SP1",
            "osfullname": "SLES",
            "osrelease": "12.1",
            "osrelease_info": (12, 1),
            "osmajorrelease": 12,
            "osfinger": "SLES-12",
        }
        self._run_suse_os_grains_tests(_os_release_map, expectation)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_suse_os_grains_opensuse_leap_42_1(self):
        """
        Test if OS grains are parsed correctly in openSUSE Leap 42.1
        """
        _os_release_map = {
            "os_release_file": {
                "NAME": "openSUSE Leap",
                "VERSION": "42.1",
                "VERSION_ID": "42.1",
                "PRETTY_NAME": "openSUSE Leap 42.1 (x86_64)",
                "ID": "opensuse",
                "ANSI_COLOR": "0;32",
                "CPE_NAME": "cpe:/o:opensuse:opensuse:42.1",
            },
        }
        expectation = {
            "oscodename": "openSUSE Leap 42.1 (x86_64)",
            "osfullname": "Leap",
            "osrelease": "42.1",
            "osrelease_info": (42, 1),
            "osmajorrelease": 42,
            "osfinger": "Leap-42",
        }
        self._run_suse_os_grains_tests(_os_release_map, expectation)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_suse_os_grains_tumbleweed(self):
        """
        Test if OS grains are parsed correctly in openSUSE Tumbleweed
        """
        _os_release_map = {
            "os_release_file": {
                "NAME": "openSUSE",
                "VERSION": "Tumbleweed",
                "VERSION_ID": "20160504",
                "PRETTY_NAME": "openSUSE Tumbleweed (20160504) (x86_64)",
                "ID": "opensuse",
                "ANSI_COLOR": "0;32",
                "CPE_NAME": "cpe:/o:opensuse:opensuse:20160504",
            },
        }
        expectation = {
            "oscodename": "openSUSE Tumbleweed (20160504) (x86_64)",
            "osfullname": "Tumbleweed",
            "osrelease": "20160504",
            "osrelease_info": (20160504,),
            "osmajorrelease": 20160504,
            "osfinger": "Tumbleweed-20160504",
        }
        self._run_suse_os_grains_tests(_os_release_map, expectation)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_debian_7_os_grains(self):
        """
        Test if OS grains are parsed correctly in Debian 7 "wheezy"
        """
        _os_release_map = {
            "linux_distribution": ("debian", "7.11", ""),
        }
        expectation = {
            "os": "Debian",
            "os_family": "Debian",
            "oscodename": "wheezy",
            "osfullname": "Debian GNU/Linux",
            "osrelease": "7",
            "osrelease_info": (7,),
            "osmajorrelease": 7,
            "osfinger": "Debian-7",
        }
        self._run_os_grains_tests("debian-7", _os_release_map, expectation)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_debian_8_os_grains(self):
        """
        Test if OS grains are parsed correctly in Debian 8 "jessie"
        """
        _os_release_map = {
            "linux_distribution": ("debian", "8.10", ""),
        }
        expectation = {
            "os": "Debian",
            "os_family": "Debian",
            "oscodename": "jessie",
            "osfullname": "Debian GNU/Linux",
            "osrelease": "8",
            "osrelease_info": (8,),
            "osmajorrelease": 8,
            "osfinger": "Debian-8",
        }
        self._run_os_grains_tests("debian-8", _os_release_map, expectation)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_debian_9_os_grains(self):
        """
        Test if OS grains are parsed correctly in Debian 9 "stretch"
        """
        _os_release_map = {
            "linux_distribution": ("debian", "9.3", ""),
        }
        expectation = {
            "os": "Debian",
            "os_family": "Debian",
            "oscodename": "stretch",
            "osfullname": "Debian GNU/Linux",
            "osrelease": "9",
            "osrelease_info": (9,),
            "osmajorrelease": 9,
            "osfinger": "Debian-9",
        }
        self._run_os_grains_tests("debian-9", _os_release_map, expectation)

    def test_unicode_error(self):
        raise_unicode_mock = MagicMock(
            name="raise_unicode_error", side_effect=UnicodeError
        )
        with patch("salt.grains.core.hostname"):
            with patch("socket.getaddrinfo", raise_unicode_mock):
                ret = salt.grains.core.ip_fqdn()
                assert ret["fqdn_ip4"] == ret["fqdn_ip6"] == []

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_ubuntu_xenial_os_grains(self):
        """
        Test if OS grains are parsed correctly in Ubuntu 16.04 "Xenial Xerus"
        """
        _os_release_map = {
            "linux_distribution": ("Ubuntu", "16.04", "xenial"),
        }
        expectation = {
            "os": "Ubuntu",
            "os_family": "Debian",
            "oscodename": "xenial",
            "osfullname": "Ubuntu",
            "osrelease": "16.04",
            "osrelease_info": (16, 4),
            "osmajorrelease": 16,
            "osfinger": "Ubuntu-16.04",
        }
        self._run_os_grains_tests("ubuntu-16.04", _os_release_map, expectation)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_ubuntu_artful_os_grains(self):
        """
        Test if OS grains are parsed correctly in Ubuntu 17.10 "Artful Aardvark"
        """
        _os_release_map = {
            "linux_distribution": ("Ubuntu", "17.10", "artful"),
        }
        expectation = {
            "os": "Ubuntu",
            "os_family": "Debian",
            "oscodename": "artful",
            "osfullname": "Ubuntu",
            "osrelease": "17.10",
            "osrelease_info": (17, 10),
            "osmajorrelease": 17,
            "osfinger": "Ubuntu-17.10",
        }
        self._run_os_grains_tests("ubuntu-17.10", _os_release_map, expectation)

    @skipIf(not salt.utils.platform.is_windows(), "System is not Windows")
    def test_windows_platform_data(self):
        """
        Test the _windows_platform_data function
        """
        grains = [
            "biosversion",
            "kernelrelease",
            "kernelversion",
            "manufacturer",
            "motherboard",
            "osfullname",
            "osmanufacturer",
            "osrelease",
            "osservicepack",
            "osversion",
            "productname",
            "serialnumber",
            "timezone",
            "virtual",
            "windowsdomain",
            "windowsdomaintype",
        ]
        returned_grains = core._windows_platform_data()
        for grain in grains:
            self.assertIn(grain, returned_grains)

        valid_types = ["Unknown", "Unjoined", "Workgroup", "Domain"]
        self.assertIn(returned_grains["windowsdomaintype"], valid_types)
        valid_releases = [
            "Vista",
            "7",
            "8",
            "8.1",
            "10",
            "2008Server",
            "2008ServerR2",
            "2012Server",
            "2012ServerR2",
            "2016Server",
            "2019Server",
        ]
        self.assertIn(returned_grains["osrelease"], valid_releases)

    def test__windows_os_release_grain(self):
        versions = {
            "Windows 10 Home": "10",
            "Windows 10 Pro": "10",
            "Windows 10 Pro for Workstations": "10",
            "Windows 10 Pro Education": "10",
            "Windows 10 Enterprise": "10",
            "Windows 10 Enterprise LTSB": "10",
            "Windows 10 Education": "10",
            "Windows 10 IoT Core": "10",
            "Windows 10 IoT Enterprise": "10",
            "Windows 10 S": "10",
            "Windows 8.1": "8.1",
            "Windows 8.1 Pro": "8.1",
            "Windows 8.1 Enterprise": "8.1",
            "Windows 8.1 OEM": "8.1",
            "Windows 8.1 with Bing": "8.1",
            "Windows 8": "8",
            "Windows 8 Pro": "8",
            "Windows 8 Enterprise": "8",
            "Windows 8 OEM": "8",
            "Windows 7 Starter": "7",
            "Windows 7 Home Basic": "7",
            "Windows 7 Home Premium": "7",
            "Windows 7 Professional": "7",
            "Windows 7 Enterprise": "7",
            "Windows 7 Ultimate": "7",
            "Windows Thin PC": "Thin",
            "Windows Vista Starter": "Vista",
            "Windows Vista Home Basic": "Vista",
            "Windows Vista Home Premium": "Vista",
            "Windows Vista Business": "Vista",
            "Windows Vista Enterprise": "Vista",
            "Windows Vista Ultimate": "Vista",
            "Windows Server 2019 Essentials": "2019Server",
            "Windows Server 2019 Standard": "2019Server",
            "Windows Server 2019 Datacenter": "2019Server",
            "Windows Server 2016 Essentials": "2016Server",
            "Windows Server 2016 Standard": "2016Server",
            "Windows Server 2016 Datacenter": "2016Server",
            "Windows Server 2012 R2 Foundation": "2012ServerR2",
            "Windows Server 2012 R2 Essentials": "2012ServerR2",
            "Windows Server 2012 R2 Standard": "2012ServerR2",
            "Windows Server 2012 R2 Datacenter": "2012ServerR2",
            "Windows Server 2012 Foundation": "2012Server",
            "Windows Server 2012 Essentials": "2012Server",
            "Windows Server 2012 Standard": "2012Server",
            "Windows Server 2012 Datacenter": "2012Server",
            "Windows MultiPoint Server 2012": "2012Server",
            "Windows Small Business Server 2011": "2011Server",
            "Windows MultiPoint Server 2011": "2011Server",
            "Windows Home Server 2011": "2011Server",
            "Windows MultiPoint Server 2010": "2010Server",
            "Windows Server 2008 R2 Foundation": "2008ServerR2",
            "Windows Server 2008 R2 Standard": "2008ServerR2",
            "Windows Server 2008 R2 Enterprise": "2008ServerR2",
            "Windows Server 2008 R2 Datacenter": "2008ServerR2",
            "Windows Server 2008 R2 for Itanium-based Systems": "2008ServerR2",
            "Windows Web Server 2008 R2": "2008ServerR2",
            "Windows Storage Server 2008 R2": "2008ServerR2",
            "Windows HPC Server 2008 R2": "2008ServerR2",
            "Windows Server 2008 Standard": "2008Server",
            "Windows Server 2008 Enterprise": "2008Server",
            "Windows Server 2008 Datacenter": "2008Server",
            "Windows Server 2008 for Itanium-based Systems": "2008Server",
            "Windows Server Foundation 2008": "2008Server",
            "Windows Essential Business Server 2008": "2008Server",
            "Windows HPC Server 2008": "2008Server",
            "Windows Small Business Server 2008": "2008Server",
            "Windows Storage Server 2008": "2008Server",
            "Windows Web Server 2008": "2008Server",
        }
        for caption in versions:
            version = core._windows_os_release_grain(caption, 1)
            self.assertEqual(
                version,
                versions[caption],
                "version: {0}\n"
                "found: {1}\n"
                "caption: {2}".format(version, versions[caption], caption),
            )

        embedded_versions = {
            "Windows Embedded 8.1 Industry Pro": "8.1",
            "Windows Embedded 8 Industry Pro": "8",
            "Windows POSReady 7": "7",
            "Windows Embedded Standard 7": "7",
            "Windows Embedded POSReady 2009": "2009",
            "Windows Embedded Standard 2009": "2009",
            "Windows XP Embedded": "XP",
        }
        for caption in embedded_versions:
            version = core._windows_os_release_grain(caption, 1)
            self.assertEqual(
                version,
                embedded_versions[caption],
                "{0} != {1}\n"
                "version: {0}\n"
                "found: {1}\n"
                "caption: {2}".format(version, embedded_versions[caption], caption),
            )

        # Special Cases
        # Windows Embedded Standard is Windows 7
        caption = "Windows Embedded Standard"
        with patch("platform.release", MagicMock(return_value="7")):
            version = core._windows_os_release_grain(caption, 1)
            self.assertEqual(version, "7")

        # Microsoft Hyper-V Server 2019
        # Issue https://github.com/saltstack/salt/issue/55212
        caption = "Microsoft Hyper-V Server"
        version = core._windows_os_release_grain(caption, 1)
        self.assertEqual(version, "2019Server")

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_linux_memdata(self):
        """
        Test memdata on Linux systems
        """
        _proc_meminfo = textwrap.dedent(
            """\
            MemTotal:       16277028 kB
            SwapTotal:       4789244 kB"""
        )
        with patch("salt.utils.files.fopen", mock_open(read_data=_proc_meminfo)):
            memdata = core._linux_memdata()
        self.assertEqual(memdata.get("mem_total"), 15895)
        self.assertEqual(memdata.get("swap_total"), 4676)

    @skipIf(salt.utils.platform.is_windows(), "System is Windows")
    def test_bsd_memdata(self):
        """
        Test to memdata on *BSD systems
        """
        _path_exists_map = {}
        _path_isfile_map = {}
        _cmd_run_map = {
            "freebsd-version -u": "10.3-RELEASE",
            "/sbin/sysctl -n hw.physmem": "2121781248",
            "/sbin/sysctl -n vm.swap_total": "419430400",
        }

        path_exists_mock = MagicMock(side_effect=lambda x: _path_exists_map[x])
        path_isfile_mock = MagicMock(
            side_effect=lambda x: _path_isfile_map.get(x, False)
        )
        cmd_run_mock = MagicMock(side_effect=lambda x: _cmd_run_map[x])
        empty_mock = MagicMock(return_value={})

        mock_freebsd_uname = (
            "FreeBSD",
            "freebsd10.3-hostname-8148",
            "10.3-RELEASE",
            "FreeBSD 10.3-RELEASE #0 r297264: Fri Mar 25 02:10:02 UTC 2016     root@releng1.nyi.freebsd.org:/usr/obj/usr/src/sys/GENERIC",
            "amd64",
            "amd64",
        )

        with patch("platform.uname", MagicMock(return_value=mock_freebsd_uname)):
            with patch.object(
                salt.utils.platform, "is_linux", MagicMock(return_value=False)
            ):
                with patch.object(
                    salt.utils.platform, "is_freebsd", MagicMock(return_value=True)
                ):
                    # Skip the first if statement
                    with patch.object(
                        salt.utils.platform, "is_proxy", MagicMock(return_value=False)
                    ):
                        # Skip the init grain compilation (not pertinent)
                        with patch.object(os.path, "exists", path_exists_mock):
                            with patch("salt.utils.path.which") as mock:
                                mock.return_value = "/sbin/sysctl"
                                # Make a bunch of functions return empty dicts,
                                # we don't care about these grains for the
                                # purposes of this test.
                                with patch.object(core, "_bsd_cpudata", empty_mock):
                                    with patch.object(core, "_hw_data", empty_mock):
                                        with patch.object(core, "_virtual", empty_mock):
                                            with patch.object(core, "_ps", empty_mock):
                                                # Mock the osarch
                                                with patch.dict(
                                                    core.__salt__,
                                                    {"cmd.run": cmd_run_mock},
                                                ):
                                                    os_grains = core.os_data()

        self.assertEqual(os_grains.get("mem_total"), 2023)
        self.assertEqual(os_grains.get("swap_total"), 400)

    @skipIf(salt.utils.platform.is_windows(), "System is Windows")
    def test_docker_virtual(self):
        """
        Test if virtual grains are parsed correctly in Docker.
        """
        with patch.object(os.path, "isdir", MagicMock(return_value=False)):
            with patch.object(
                os.path,
                "isfile",
                MagicMock(
                    side_effect=lambda x: True if x == "/proc/1/cgroup" else False
                ),
            ):
                for cgroup_substr in (
                    ":/system.slice/docker",
                    ":/docker/",
                    ":/docker-ce/",
                ):
                    cgroup_data = "10:memory{0}a_long_sha256sum".format(cgroup_substr)
                    log.debug("Testing Docker cgroup substring '%s'", cgroup_substr)
                    with patch(
                        "salt.utils.files.fopen", mock_open(read_data=cgroup_data)
                    ):
                        with patch.dict(core.__salt__, {"cmd.run_all": MagicMock()}):
                            grains = core._virtual({"kernel": "Linux"})
                            self.assertEqual(grains.get("virtual_subtype"), "Docker")
                            self.assertEqual(
                                grains.get("virtual"), "container",
                            )

    @skipIf(salt.utils.platform.is_windows(), "System is Windows")
    def test_lxc_virtual(self):
        """
        Test if virtual grains are parsed correctly in LXC.
        """
        with patch.object(os.path, "isdir", MagicMock(return_value=False)):
            with patch.object(
                os.path,
                "isfile",
                MagicMock(
                    side_effect=lambda x: True if x == "/proc/1/cgroup" else False
                ),
            ):
                cgroup_data = "10:memory:/lxc/a_long_sha256sum"
                with patch("salt.utils.files.fopen", mock_open(read_data=cgroup_data)):
                    with patch.dict(core.__salt__, {"cmd.run_all": MagicMock()}):
                        grains = core._virtual({"kernel": "Linux"})
                        self.assertEqual(grains.get("virtual_subtype"), "LXC")
                        self.assertEqual(
                            grains.get("virtual"), "container",
                        )

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_xen_virtual(self):
        """
        Test if OS grains are parsed correctly in Ubuntu Xenial Xerus
        """
        with patch.multiple(
            os.path,
            isdir=MagicMock(side_effect=lambda x: x == "/sys/bus/xen"),
            isfile=MagicMock(
                side_effect=lambda x: x == "/sys/bus/xen/drivers/xenconsole"
            ),
        ):
            with patch.dict(core.__salt__, {"cmd.run": MagicMock(return_value="")}):
                log.debug("Testing Xen")
                self.assertEqual(
                    core._virtual({"kernel": "Linux"}).get("virtual_subtype"),
                    "Xen PV DomU",
                )

    def test_if_virtual_subtype_exists_virtual_should_fallback_to_virtual(self):
        def mockstat(path):
            if path == "/":
                return "fnord"
            elif path == "/proc/1/root/.":
                return "roscivs"
            return None

        with patch.dict(
            core.__salt__,
            {
                "cmd.run": MagicMock(return_value=""),
                "cmd.run_all": MagicMock(return_value={"retcode": 0, "stdout": ""}),
            },
        ):
            with patch.multiple(
                os.path,
                isfile=MagicMock(return_value=False),
                isdir=MagicMock(side_effect=lambda x: x == "/proc"),
            ):
                with patch.multiple(
                    os, stat=MagicMock(side_effect=mockstat),
                ):
                    grains = core._virtual({"kernel": "Linux"})
                    assert grains.get("virtual_subtype") is not None
                    assert grains.get("virtual") == "virtual"

    def _check_ipaddress(self, value, ip_v):
        """
        check if ip address in a list is valid
        """
        for val in value:
            assert isinstance(val, six.string_types)
            ip_method = "is_ipv{0}".format(ip_v)
            self.assertTrue(getattr(salt.utils.network, ip_method)(val))

    def _check_empty(self, key, value, empty):
        """
        if empty is False and value does not exist assert error
        if empty is True and value exists assert error
        """
        if not empty and not value:
            raise Exception("{0} is empty, expecting a value".format(key))
        elif empty and value:
            raise Exception(
                "{0} is suppose to be empty. value: {1} \
                            exists".format(
                    key, value
                )
            )

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_fqdn_return(self):
        """
        test ip4 and ip6 return values
        """
        net_ip4_mock = [IP4_LOCAL, IP4_ADD1, IP4_ADD2]
        net_ip6_mock = [IP6_LOCAL, IP6_ADD1, IP6_ADD2]

        self._run_fqdn_tests(
            net_ip4_mock, net_ip6_mock, ip4_empty=False, ip6_empty=False
        )

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_fqdn6_empty(self):
        """
        test when ip6 is empty
        """
        net_ip4_mock = [IP4_LOCAL, IP4_ADD1, IP4_ADD2]
        net_ip6_mock = []

        self._run_fqdn_tests(net_ip4_mock, net_ip6_mock, ip4_empty=False)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_fqdn4_empty(self):
        """
        test when ip4 is empty
        """
        net_ip4_mock = []
        net_ip6_mock = [IP6_LOCAL, IP6_ADD1, IP6_ADD2]

        self._run_fqdn_tests(net_ip4_mock, net_ip6_mock, ip6_empty=False)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_fqdn_all_empty(self):
        """
        test when both ip4 and ip6 are empty
        """
        net_ip4_mock = []
        net_ip6_mock = []

        self._run_fqdn_tests(net_ip4_mock, net_ip6_mock)

    def _run_fqdn_tests(
        self, net_ip4_mock, net_ip6_mock, ip6_empty=True, ip4_empty=True
    ):
        def _check_type(key, value, ip4_empty, ip6_empty):
            """
            check type and other checks
            """
            assert isinstance(value, list)

            if "4" in key:
                self._check_empty(key, value, ip4_empty)
                self._check_ipaddress(value, ip_v="4")
            elif "6" in key:
                self._check_empty(key, value, ip6_empty)
                self._check_ipaddress(value, ip_v="6")

        ip4_mock = [(2, 1, 6, "", (IP4_ADD1, 0)), (2, 3, 0, "", (IP4_ADD2, 0))]
        ip6_mock = [
            (10, 1, 6, "", (IP6_ADD1, 0, 0, 0)),
            (10, 3, 0, "", (IP6_ADD2, 0, 0, 0)),
        ]

        with patch.dict(core.__opts__, {"ipv6": False}):
            with patch.object(
                salt.utils.network, "ip_addrs", MagicMock(return_value=net_ip4_mock)
            ):
                with patch.object(
                    salt.utils.network,
                    "ip_addrs6",
                    MagicMock(return_value=net_ip6_mock),
                ):
                    with patch.object(
                        core.socket, "getaddrinfo", side_effect=[ip4_mock, ip6_mock]
                    ):
                        get_fqdn = core.ip_fqdn()
                        ret_keys = ["fqdn_ip4", "fqdn_ip6", "ipv4", "ipv6"]
                        for key in ret_keys:
                            value = get_fqdn[key]
                            _check_type(key, value, ip4_empty, ip6_empty)

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    @patch.object(salt.utils.platform, "is_windows", MagicMock(return_value=False))
    @patch("salt.grains.core.__opts__", {"ipv6": False})
    def test_dns_return(self):
        """
        test the return for a dns grain. test for issue:
        https://github.com/saltstack/salt/issues/41230
        """
        resolv_mock = {
            "domain": "",
            "sortlist": [],
            "nameservers": [
                ipaddress.IPv4Address(IP4_ADD1),
                ipaddress.IPv6Address(IP6_ADD1),
                IP6_ADD_SCOPE,
            ],
            "ip4_nameservers": [ipaddress.IPv4Address(IP4_ADD1)],
            "search": ["test.saltstack.com"],
            "ip6_nameservers": [ipaddress.IPv6Address(IP6_ADD1), IP6_ADD_SCOPE],
            "options": [],
        }
        ret = {
            "dns": {
                "domain": "",
                "sortlist": [],
                "nameservers": [IP4_ADD1, IP6_ADD1, IP6_ADD_SCOPE],
                "ip4_nameservers": [IP4_ADD1],
                "search": ["test.saltstack.com"],
                "ip6_nameservers": [IP6_ADD1, IP6_ADD_SCOPE],
                "options": [],
            }
        }
        with patch.object(
            salt.utils.dns, "parse_resolv", MagicMock(return_value=resolv_mock)
        ):
            assert core.dns() == ret

    def test_enable_fqdns_false(self):
        """
        tests enable_fqdns_grains is set to False
        """
        with patch.dict("salt.grains.core.__opts__", {"enable_fqdns_grains": False}):
            assert core.fqdns() == {"fqdns": []}

    def test_enable_fqdns_true(self):
        """
        testing that grains uses network.fqdns module
        """
        with patch.dict(
            "salt.grains.core.__salt__",
            {"network.fqdns": MagicMock(return_value="my.fake.domain")},
        ):
            with patch.dict("salt.grains.core.__opts__", {"enable_fqdns_grains": True}):
                assert core.fqdns() == "my.fake.domain"

    def test_enable_fqdns_none(self):
        """
        testing default fqdns grains is returned when enable_fqdns_grains is None
        """
        with patch.dict("salt.grains.core.__opts__", {"enable_fqdns_grains": None}):
            assert core.fqdns() == {"fqdns": []}

    def test_enable_fqdns_without_patching(self):
        """
        testing fqdns grains is enabled by default
        """
        with patch.dict(
            "salt.grains.core.__salt__",
            {"network.fqdns": MagicMock(return_value="my.fake.domain")},
        ):
            # fqdns is disabled by default on Windows
            if salt.utils.platform.is_windows():
                assert core.fqdns() == {"fqdns": []}
            else:
                assert core.fqdns() == "my.fake.domain"

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    @patch(
        "salt.utils.network.ip_addrs", MagicMock(return_value=["1.2.3.4", "5.6.7.8"])
    )
    @patch(
        "salt.utils.network.ip_addrs6",
        MagicMock(return_value=["fe80::a8b2:93ff:fe00:0", "fe80::a8b2:93ff:dead:beef"]),
    )
    @patch(
        "salt.utils.network.socket.getfqdn", MagicMock(side_effect=lambda v: v)
    )  # Just pass-through
    def test_fqdns_return(self):
        """
        test the return for a dns grain. test for issue:
        https://github.com/saltstack/salt/issues/41230
        """
        reverse_resolv_mock = [
            ("foo.bar.baz", [], ["1.2.3.4"]),
            ("rinzler.evil-corp.com", [], ["5.6.7.8"]),
            ("foo.bar.baz", [], ["fe80::a8b2:93ff:fe00:0"]),
            ("bluesniff.foo.bar", [], ["fe80::a8b2:93ff:dead:beef"]),
        ]
        ret = {"fqdns": ["bluesniff.foo.bar", "foo.bar.baz", "rinzler.evil-corp.com"]}
        with patch.dict(core.__salt__, {"network.fqdns": salt.modules.network.fqdns}):
            with patch.object(socket, "gethostbyaddr", side_effect=reverse_resolv_mock):
                fqdns = core.fqdns()
                assert "fqdns" in fqdns
                assert len(fqdns["fqdns"]) == len(ret["fqdns"])
                assert set(fqdns["fqdns"]) == set(ret["fqdns"])

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    @patch("salt.utils.network.ip_addrs", MagicMock(return_value=["1.2.3.4"]))
    @patch("salt.utils.network.ip_addrs6", MagicMock(return_value=[]))
    def test_fqdns_socket_error(self):
        """
        test the behavior on non-critical socket errors of the dns grain
        """

        def _gen_gethostbyaddr(errno):
            def _gethostbyaddr(_):
                herror = socket.herror()
                herror.errno = errno
                raise herror

            return _gethostbyaddr

        for errno in (0, core.HOST_NOT_FOUND, core.NO_DATA):
            mock_log = MagicMock()
            with patch.dict(
                core.__salt__, {"network.fqdns": salt.modules.network.fqdns}
            ):
                with patch.object(
                    socket, "gethostbyaddr", side_effect=_gen_gethostbyaddr(errno)
                ):
                    with patch("salt.modules.network.log", mock_log):
                        self.assertEqual(core.fqdns(), {"fqdns": []})
                        mock_log.debug.assert_called()
                        mock_log.error.assert_not_called()

        mock_log = MagicMock()
        with patch.dict(core.__salt__, {"network.fqdns": salt.modules.network.fqdns}):
            with patch.object(
                socket, "gethostbyaddr", side_effect=_gen_gethostbyaddr(-1)
            ):
                with patch("salt.modules.network.log", mock_log):
                    self.assertEqual(core.fqdns(), {"fqdns": []})
                    mock_log.debug.assert_called_once()
                    mock_log.error.assert_called()

    def test_core_virtual(self):
        """
        test virtual grain with cmd virt-what
        """
        virt = "kvm"
        with patch.object(
            salt.utils.platform, "is_windows", MagicMock(return_value=False)
        ):
            with patch.object(salt.utils.path, "which", MagicMock(return_value=True)):
                with patch.dict(
                    core.__salt__,
                    {
                        "cmd.run_all": MagicMock(
                            return_value={
                                "pid": 78,
                                "retcode": 0,
                                "stderr": "",
                                "stdout": virt,
                            }
                        )
                    },
                ):
                    osdata = {
                        "kernel": "test",
                    }
                    ret = core._virtual(osdata)
                    self.assertEqual(ret["virtual"], virt)

    def test_solaris_sparc_s7zone(self):
        """
        verify productname grain for s7 zone
        """
        expectation = {
            "productname": "SPARC S7-2",
            "product": "SPARC S7-2",
        }
        with salt.utils.files.fopen(
            os.path.join(SOLARIS_DIR, "prtconf.s7-zone")
        ) as sparc_return_data:
            this_sparc_return_data = "\n".join(sparc_return_data.readlines())
            this_sparc_return_data += "\n"
        self._check_solaris_sparc_productname_grains(
            this_sparc_return_data, expectation
        )

    def test_solaris_sparc_s7(self):
        """
        verify productname grain for s7
        """
        expectation = {
            "productname": "SPARC S7-2",
            "product": "SPARC S7-2",
        }
        with salt.utils.files.fopen(
            os.path.join(SOLARIS_DIR, "prtdiag.s7")
        ) as sparc_return_data:
            this_sparc_return_data = "\n".join(sparc_return_data.readlines())
            this_sparc_return_data += "\n"
        self._check_solaris_sparc_productname_grains(
            this_sparc_return_data, expectation
        )

    def test_solaris_sparc_t5220(self):
        """
        verify productname grain for t5220
        """
        expectation = {
            "productname": "SPARC Enterprise T5220",
            "product": "SPARC Enterprise T5220",
        }
        with salt.utils.files.fopen(
            os.path.join(SOLARIS_DIR, "prtdiag.t5220")
        ) as sparc_return_data:
            this_sparc_return_data = "\n".join(sparc_return_data.readlines())
            this_sparc_return_data += "\n"
        self._check_solaris_sparc_productname_grains(
            this_sparc_return_data, expectation
        )

    def test_solaris_sparc_t5220zone(self):
        """
        verify productname grain for t5220 zone
        """
        expectation = {
            "productname": "SPARC Enterprise T5220",
            "product": "SPARC Enterprise T5220",
        }
        with salt.utils.files.fopen(
            os.path.join(SOLARIS_DIR, "prtconf.t5220-zone")
        ) as sparc_return_data:
            this_sparc_return_data = "\n".join(sparc_return_data.readlines())
            this_sparc_return_data += "\n"
        self._check_solaris_sparc_productname_grains(
            this_sparc_return_data, expectation
        )

    def _check_solaris_sparc_productname_grains(self, prtdata, expectation):
        """
        verify product grains on solaris sparc
        """
        import platform

        path_isfile_mock = MagicMock(side_effect=lambda x: x in ["/etc/release"])
        with salt.utils.files.fopen(
            os.path.join(OS_RELEASE_DIR, "solaris-11.3")
        ) as os_release_file:
            os_release_content = os_release_file.readlines()
        uname_mock = MagicMock(
            return_value=("SunOS", "testsystem", "5.11", "11.3", "sunv4", "sparc")
        )
        with patch.object(platform, "uname", uname_mock), patch.object(
            salt.utils.platform, "is_proxy", MagicMock(return_value=False)
        ), patch.object(
            salt.utils.platform, "is_linux", MagicMock(return_value=False)
        ), patch.object(
            salt.utils.platform, "is_windows", MagicMock(return_value=False)
        ), patch.object(
            salt.utils.platform, "is_smartos", MagicMock(return_value=False)
        ), patch.object(
            salt.utils.path, "which_bin", MagicMock(return_value=None)
        ), patch.object(
            os.path, "isfile", path_isfile_mock
        ), patch(
            "salt.utils.files.fopen", mock_open(read_data=os_release_content)
        ) as os_release_file, patch.object(
            core,
            "_sunos_cpudata",
            MagicMock(
                return_value={
                    "cpuarch": "sparcv9",
                    "num_cpus": "1",
                    "cpu_model": "MOCK_CPU_MODEL",
                    "cpu_flags": [],
                }
            ),
        ), patch.object(
            core, "_memdata", MagicMock(return_value={"mem_total": 16384})
        ), patch.object(
            core, "_virtual", MagicMock(return_value={})
        ), patch.object(
            core, "_ps", MagicMock(return_value={})
        ), patch.object(
            salt.utils.path, "which", MagicMock(return_value=True)
        ), patch.dict(
            core.__salt__, {"cmd.run": MagicMock(return_value=prtdata)}
        ):
            os_grains = core.os_data()
        grains = {
            k: v for k, v in os_grains.items() if k in set(["product", "productname"])
        }
        self.assertEqual(grains, expectation)

    @patch("os.path.isfile")
    @patch("os.path.isdir")
    def test_core_virtual_unicode(self, mock_file, mock_dir):
        """
        test virtual grain with unicode character in product_name file
        """

        def path_side_effect(path):
            if path == "/sys/devices/virtual/dmi/id/product_name":
                return True
            return False

        virt = "kvm"
        mock_file.side_effect = path_side_effect
        mock_dir.side_effect = path_side_effect
        with patch.object(
            salt.utils.platform, "is_windows", MagicMock(return_value=False)
        ):
            with patch.object(salt.utils.path, "which", MagicMock(return_value=True)):
                with patch.dict(
                    core.__salt__,
                    {
                        "cmd.run_all": MagicMock(
                            return_value={
                                "pid": 78,
                                "retcode": 0,
                                "stderr": "",
                                "stdout": virt,
                            }
                        )
                    },
                ):
                    with patch("salt.utils.files.fopen", mock_open(read_data="嗨")):
                        osdata = {
                            "kernel": "Linux",
                        }
                        ret = core._virtual(osdata)
                        self.assertEqual(ret["virtual"], virt)

    @patch("salt.utils.path.which", MagicMock(return_value="/usr/sbin/sysctl"))
    def test_osx_memdata_with_comma(self):
        """
        test osx memdata method when comma returns
        """

        def _cmd_side_effect(cmd):
            if "hw.memsize" in cmd:
                return "4294967296"
            elif "vm.swapusage" in cmd:
                return "total = 1024,00M  used = 160,75M  free = 863,25M  (encrypted)"

        with patch.dict(
            core.__salt__, {"cmd.run": MagicMock(side_effect=_cmd_side_effect)}
        ):
            ret = core._osx_memdata()
            assert ret["swap_total"] == 1024
            assert ret["mem_total"] == 4096

    @patch("salt.utils.path.which", MagicMock(return_value="/usr/sbin/sysctl"))
    def test_osx_memdata(self):
        """
        test osx memdata
        """

        def _cmd_side_effect(cmd):
            if "hw.memsize" in cmd:
                return "4294967296"
            elif "vm.swapusage" in cmd:
                return "total = 0.00M  used = 0.00M  free = 0.00M  (encrypted)"

        with patch.dict(
            core.__salt__, {"cmd.run": MagicMock(side_effect=_cmd_side_effect)}
        ):
            ret = core._osx_memdata()
            assert ret["swap_total"] == 0
            assert ret["mem_total"] == 4096

    @skipIf(not core._DATEUTIL_TZ, "Missing dateutil.tz")
    def test_locale_info_tzname(self):
        # mock datetime.now().tzname()
        # cant just mock now because it is read only
        tzname = Mock(return_value="MDT_FAKE")
        now_ret_object = Mock(tzname=tzname)
        now = Mock(return_value=now_ret_object)
        datetime = Mock(now=now)

        with patch.object(core, "datetime", datetime=datetime) as datetime_module:
            with patch.object(
                core.dateutil.tz, "tzlocal", return_value=object
            ) as tzlocal:
                with patch.object(
                    salt.utils.platform, "is_proxy", return_value=False
                ) as is_proxy:
                    ret = core.locale_info()

                    tzname.assert_called_once_with()
                    self.assertEqual(len(now_ret_object.method_calls), 1)
                    now.assert_called_once_with(object)
                    self.assertEqual(len(datetime.method_calls), 1)
                    self.assertEqual(len(datetime_module.method_calls), 1)
                    tzlocal.assert_called_once_with()
                    is_proxy.assert_called_once_with()

                    self.assertEqual(ret["locale_info"]["timezone"], "MDT_FAKE")

    @skipIf(not core._DATEUTIL_TZ, "Missing dateutil.tz")
    def test_locale_info_unicode_error_tzname(self):
        # UnicodeDecodeError most have the default string encoding
        unicode_error = UnicodeDecodeError(str("fake"), b"\x00\x00", 1, 2, str("fake"))

        # mock datetime.now().tzname()
        # cant just mock now because it is read only
        tzname = Mock(return_value="MDT_FAKE")
        now_ret_object = Mock(tzname=tzname)
        now = Mock(return_value=now_ret_object)
        datetime = Mock(now=now)

        # mock tzname[0].decode()
        decode = Mock(return_value="CST_FAKE")
        tzname2 = (Mock(decode=decode,),)

        with patch.object(core, "datetime", datetime=datetime) as datetime_module:
            with patch.object(
                core.dateutil.tz, "tzlocal", side_effect=unicode_error
            ) as tzlocal:
                with patch.object(
                    salt.utils.platform, "is_proxy", return_value=False
                ) as is_proxy:
                    with patch.object(
                        core.salt.utils.platform, "is_windows", return_value=True
                    ) as is_windows:
                        with patch.object(core, "time", tzname=tzname2):
                            ret = core.locale_info()

                            tzname.assert_not_called()
                            self.assertEqual(len(now_ret_object.method_calls), 0)
                            now.assert_not_called()
                            self.assertEqual(len(datetime.method_calls), 0)
                            decode.assert_called_once_with("mbcs")
                            self.assertEqual(len(tzname2[0].method_calls), 1)
                            self.assertEqual(len(datetime_module.method_calls), 0)
                            tzlocal.assert_called_once_with()
                            is_proxy.assert_called_once_with()
                            is_windows.assert_called_once_with()

                            self.assertEqual(ret["locale_info"]["timezone"], "CST_FAKE")

    @skipIf(core._DATEUTIL_TZ, "Not Missing dateutil.tz")
    def test_locale_info_no_tz_tzname(self):
        with patch.object(
            salt.utils.platform, "is_proxy", return_value=False
        ) as is_proxy:
            with patch.object(
                core.salt.utils.platform, "is_windows", return_value=True
            ) as is_windows:
                ret = core.locale_info()
                is_proxy.assert_called_once_with()
                is_windows.assert_not_called()
                self.assertEqual(ret["locale_info"]["timezone"], "unknown")

    def test_cwd_exists(self):
        cwd_grain = core.cwd()

        self.assertIsInstance(cwd_grain, dict)
        self.assertTrue("cwd" in cwd_grain)
        self.assertEqual(cwd_grain["cwd"], os.getcwd())

    def test_cwd_is_cwd(self):
        cwd = os.getcwd()

        try:
            # change directory
            new_dir = os.path.split(cwd)[0]
            os.chdir(new_dir)

            cwd_grain = core.cwd()

            self.assertEqual(cwd_grain["cwd"], new_dir)
        finally:
            # change back to original directory
            os.chdir(cwd)

    def test_virtual_set_virtual_grain(self):
        osdata = {}

        (
            osdata["kernel"],
            osdata["nodename"],
            osdata["kernelrelease"],
            osdata["kernelversion"],
            osdata["cpuarch"],
            _,
        ) = platform.uname()

        with patch.dict(
            core.__salt__,
            {
                "cmd.run": salt.modules.cmdmod.run,
                "cmd.run_all": salt.modules.cmdmod.run_all,
                "cmd.retcode": salt.modules.cmdmod.retcode,
                "smbios.get": salt.modules.smbios.get,
            },
        ):

            virtual_grains = core._virtual(osdata)

        self.assertIn("virtual", virtual_grains)

    def test_virtual_has_virtual_grain(self):
        osdata = {"virtual": "something"}

        (
            osdata["kernel"],
            osdata["nodename"],
            osdata["kernelrelease"],
            osdata["kernelversion"],
            osdata["cpuarch"],
            _,
        ) = platform.uname()

        with patch.dict(
            core.__salt__,
            {
                "cmd.run": salt.modules.cmdmod.run,
                "cmd.run_all": salt.modules.cmdmod.run_all,
                "cmd.retcode": salt.modules.cmdmod.retcode,
                "smbios.get": salt.modules.smbios.get,
            },
        ):

            virtual_grains = core._virtual(osdata)

        self.assertIn("virtual", virtual_grains)
        self.assertNotEqual(virtual_grains["virtual"], "physical")

    @skipIf(not salt.utils.platform.is_windows(), "System is not Windows")
    def test_windows_virtual_set_virtual_grain(self):
        osdata = {}

        (
            osdata["kernel"],
            osdata["nodename"],
            osdata["kernelrelease"],
            osdata["kernelversion"],
            osdata["cpuarch"],
            _,
        ) = platform.uname()

        with patch.dict(
            core.__salt__,
            {
                "cmd.run": salt.modules.cmdmod.run,
                "cmd.run_all": salt.modules.cmdmod.run_all,
                "cmd.retcode": salt.modules.cmdmod.retcode,
                "smbios.get": salt.modules.smbios.get,
            },
        ):

            virtual_grains = core._windows_virtual(osdata)

        self.assertIn("virtual", virtual_grains)

    @skipIf(not salt.utils.platform.is_windows(), "System is not Windows")
    def test_windows_virtual_has_virtual_grain(self):
        osdata = {"virtual": "something"}

        (
            osdata["kernel"],
            osdata["nodename"],
            osdata["kernelrelease"],
            osdata["kernelversion"],
            osdata["cpuarch"],
            _,
        ) = platform.uname()

        with patch.dict(
            core.__salt__,
            {
                "cmd.run": salt.modules.cmdmod.run,
                "cmd.run_all": salt.modules.cmdmod.run_all,
                "cmd.retcode": salt.modules.cmdmod.retcode,
                "smbios.get": salt.modules.smbios.get,
            },
        ):

            virtual_grains = core._windows_virtual(osdata)

        self.assertIn("virtual", virtual_grains)
        self.assertNotEqual(virtual_grains["virtual"], "physical")

    @skipIf(not salt.utils.platform.is_windows(), "System is not Windows")
    def test_osdata_virtual_key_win(self):
        with patch.dict(
            core.__salt__,
            {
                "cmd.run": salt.modules.cmdmod.run,
                "cmd.run_all": salt.modules.cmdmod.run_all,
                "cmd.retcode": salt.modules.cmdmod.retcode,
                "smbios.get": salt.modules.smbios.get,
            },
        ):

            _windows_platform_data_ret = core.os_data()
            _windows_platform_data_ret["virtual"] = "something"

            with patch.object(
                core, "_windows_platform_data", return_value=_windows_platform_data_ret
            ) as _windows_platform_data:

                osdata_grains = core.os_data()
                _windows_platform_data.assert_called_once()

            self.assertIn("virtual", osdata_grains)
            self.assertNotEqual(osdata_grains["virtual"], "physical")

    @skipIf(salt.utils.platform.is_windows(), "System is Windows")
    def test_bsd_osfullname(self):
        """
        Test to ensure osfullname exists on *BSD systems
        """
        _path_exists_map = {}
        _path_isfile_map = {}
        _cmd_run_map = {
            "freebsd-version -u": "10.3-RELEASE",
            "/sbin/sysctl -n hw.physmem": "2121781248",
            "/sbin/sysctl -n vm.swap_total": "419430400",
        }

        path_exists_mock = MagicMock(side_effect=lambda x: _path_exists_map[x])
        path_isfile_mock = MagicMock(
            side_effect=lambda x: _path_isfile_map.get(x, False)
        )
        cmd_run_mock = MagicMock(side_effect=lambda x: _cmd_run_map[x])
        empty_mock = MagicMock(return_value={})

        mock_freebsd_uname = (
            "FreeBSD",
            "freebsd10.3-hostname-8148",
            "10.3-RELEASE",
            "FreeBSD 10.3-RELEASE #0 r297264: Fri Mar 25 02:10:02 UTC 2016     root@releng1.nyi.freebsd.org:/usr/obj/usr/src/sys/GENERIC",
            "amd64",
            "amd64",
        )

        with patch("platform.uname", MagicMock(return_value=mock_freebsd_uname)):
            with patch.object(
                salt.utils.platform, "is_linux", MagicMock(return_value=False)
            ):
                with patch.object(
                    salt.utils.platform, "is_freebsd", MagicMock(return_value=True)
                ):
                    # Skip the first if statement
                    with patch.object(
                        salt.utils.platform, "is_proxy", MagicMock(return_value=False)
                    ):
                        # Skip the init grain compilation (not pertinent)
                        with patch.object(os.path, "exists", path_exists_mock):
                            with patch("salt.utils.path.which") as mock:
                                mock.return_value = "/sbin/sysctl"
                                # Make a bunch of functions return empty dicts,
                                # we don't care about these grains for the
                                # purposes of this test.
                                with patch.object(
                                    core, "_bsd_cpudata", empty_mock
                                ), patch.object(
                                    core, "_hw_data", empty_mock
                                ), patch.object(
                                    core, "_virtual", empty_mock
                                ), patch.object(
                                    core, "_ps", empty_mock
                                ), patch.dict(
                                    core.__salt__, {"cmd.run": cmd_run_mock}
                                ):
                                    os_grains = core.os_data()

        self.assertIn("osfullname", os_grains)
        self.assertEqual(os_grains.get("osfullname"), "FreeBSD")

    def test_saltversioninfo(self):
        """
        test saltversioninfo core grain.
        """
        ret = core.saltversioninfo()
        info = ret["saltversioninfo"]
        assert isinstance(ret, dict)
        assert isinstance(info, list)
        try:
            assert len(info) == 1
        except AssertionError:
            # We have a minor version we need to test
            assert len(info) == 2
        assert all([x is not None for x in info])
        assert all([isinstance(x, int) for x in info])

    def test_path(self):
        comps = ["foo", "bar", "baz"]
        path = os.path.pathsep.join(comps)
        with patch.dict(os.environ, {"PATH": path}):
            result = core.path()
        assert result == {"path": path, "systempath": comps}, result

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    @patch("os.path.exists")
    @patch("salt.utils.platform.is_proxy")
    def test__hw_data_linux_empty(self, is_proxy, exists):
        is_proxy.return_value = False
        exists.return_value = True
        with patch("salt.utils.files.fopen", mock_open(read_data="")):
            self.assertEqual(
                core._hw_data({"kernel": "Linux"}),
                {
                    "biosreleasedate": "",
                    "biosversion": "",
                    "manufacturer": "",
                    "productname": "",
                    "serialnumber": "",
                    "uuid": "",
                },
            )

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    @patch("os.path.exists")
    @patch("salt.utils.platform.is_proxy")
    def test__hw_data_linux_unicode_error(self, is_proxy, exists):
        def _fopen(*args):
            class _File(object):
                def __enter__(self):
                    return self

                def __exit__(self, *args):
                    pass

                def read(self):
                    raise UnicodeDecodeError("enconding", b"", 1, 2, "reason")

            return _File()

        is_proxy.return_value = False
        exists.return_value = True
        with patch("salt.utils.files.fopen", _fopen):
            self.assertEqual(core._hw_data({"kernel": "Linux"}), {})

    @skipIf(not salt.utils.platform.is_linux(), "System is not Linux")
    def test_kernelparams_return(self):
        expectations = [
            (
                "BOOT_IMAGE=/vmlinuz-3.10.0-693.2.2.el7.x86_64",
                {
                    "kernelparams": [
                        ("BOOT_IMAGE", "/vmlinuz-3.10.0-693.2.2.el7.x86_64")
                    ]
                },
            ),
            (
                "root=/dev/mapper/centos_daemon-root",
                {"kernelparams": [("root", "/dev/mapper/centos_daemon-root")]},
            ),
            (
                "rhgb quiet ro",
                {"kernelparams": [("rhgb", None), ("quiet", None), ("ro", None)]},
            ),
            ('param="value1"', {"kernelparams": [("param", "value1")]}),
            (
                'param="value1 value2 value3"',
                {"kernelparams": [("param", "value1 value2 value3")]},
            ),
            (
                'param="value1 value2 value3" LANG="pl" ro',
                {
                    "kernelparams": [
                        ("param", "value1 value2 value3"),
                        ("LANG", "pl"),
                        ("ro", None),
                    ]
                },
            ),
            ("ipv6.disable=1", {"kernelparams": [("ipv6.disable", "1")]}),
            (
                'param="value1:value2:value3"',
                {"kernelparams": [("param", "value1:value2:value3")]},
            ),
            (
                'param="value1,value2,value3"',
                {"kernelparams": [("param", "value1,value2,value3")]},
            ),
            (
                'param="value1" param="value2" param="value3"',
                {
                    "kernelparams": [
                        ("param", "value1"),
                        ("param", "value2"),
                        ("param", "value3"),
                    ]
                },
            ),
        ]

        for cmdline, expectation in expectations:
            with patch("salt.utils.files.fopen", mock_open(read_data=cmdline)):
                self.assertEqual(core.kernelparams(), expectation)

    @patch("salt.utils.path.which", MagicMock(return_value="/usr/sbin/lspci"))
    def test_linux_gpus(self):
        """
        Test GPU detection on Linux systems
        """

        def _cmd_side_effect(cmd):
            ret = ""
            for device in devices:
                ret += textwrap.dedent(
                    """
                                          Class:	{0}
                                          Vendor:	{1}
                                          Device:	{2}
                                          SVendor:	Evil Corp.
                                          SDevice:	Graphics XXL
                                          Rev:	c1
                                          NUMANode:	0"""
                ).format(*device)
                ret += "\n"
            return ret.strip()

        devices = [
            [
                "VGA compatible controller",
                "Advanced Micro Devices, Inc. [AMD/ATI]",
                "Vega [Radeon RX Vega]]",
                "amd",
            ],  # AMD
            [
                "Audio device",
                "Advanced Micro Devices, Inc. [AMD/ATI]",
                "Device aaf8",
                None,
            ],  # non-GPU device
            [
                "VGA compatible controller",
                "NVIDIA Corporation",
                "GK208 [GeForce GT 730]",
                "nvidia",
            ],  # Nvidia
            [
                "VGA compatible controller",
                "Intel Corporation",
                "Device 5912",
                "intel",
            ],  # Intel
            [
                "VGA compatible controller",
                "ATI Technologies Inc",
                "RC410 [Radeon Xpress 200M]",
                "ati",
            ],  # ATI
            [
                "3D controller",
                "NVIDIA Corporation",
                "GeForce GTX 950M",
                "nvidia",
            ],  # 3D controller
        ]
        with patch.dict(
            core.__salt__, {"cmd.run": MagicMock(side_effect=_cmd_side_effect)}
        ):
            ret = core._linux_gpu_data()["gpus"]
            count = 0
            for device in devices:
                if device[3] is None:
                    continue
                assert ret[count]["model"] == device[2]
                assert ret[count]["vendor"] == device[3]
                count += 1

    def test_get_server_id(self):
        expected = {"server_id": 94889706}
        with patch.dict(core.__opts__, {"id": "anid"}):
            assert core.get_server_id() == expected

        with patch.dict(core.__opts__, {"id": "otherid"}):
            assert core.get_server_id() != expected