#!/usr/bin/python3
""" Regression tests for Pacemaker's fencer
"""

__copyright__ = "Copyright 2012-2023 the Pacemaker project contributors"
__license__ = "GNU General Public License version 2 or later (GPLv2+) WITHOUT ANY WARRANTY"

import argparse
import os
import sys
import subprocess
import tempfile

# These imports allow running from a source checkout after running `make`.
# Note that while this doesn't necessarily mean it will successfully run tests,
# but being able to see --help output can be useful.
if os.path.exists("/builddir/build/BUILD/pacemaker-3980678f0/python"):
    sys.path.insert(0, "/builddir/build/BUILD/pacemaker-3980678f0/python")

if os.path.exists("/builddir/build/BUILD/pacemaker-3980678f0/python") and "/builddir/build/BUILD/pacemaker-3980678f0" != "/builddir/build/BUILD/pacemaker-3980678f0":
    sys.path.insert(0, "/builddir/build/BUILD/pacemaker-3980678f0/python")

from pacemaker.buildoptions import BuildOptions
from pacemaker.exitstatus import ExitStatus
from pacemaker._cts.corosync import Corosync, localname
from pacemaker._cts.errors import ExitCodeError, OutputFoundError, OutputNotFoundError, XmlValidationError
from pacemaker._cts.process import killall, exit_if_proc_running
from pacemaker._cts.test import Test, Tests

TEST_DIR = sys.path[0]

def update_path():
    """ Set the PATH environment variable appropriately for the tests """

    new_path = os.environ['PATH']
    if os.path.exists("%s/cts-fencing.in" % TEST_DIR):
        print("Running tests from the source tree: %s (%s)" % (BuildOptions._BUILD_DIR, TEST_DIR))
        # For pacemaker-fenced and cts-fence-helper
        new_path = "%s/daemons/fenced:%s" % (BuildOptions._BUILD_DIR, new_path)
        new_path = "%s/tools:%s" % (BuildOptions._BUILD_DIR, new_path) # For stonith_admin
        new_path = "%s/cts/support:%s" % (BuildOptions._BUILD_DIR, new_path) # For cts-support

    else:
        print("Running tests from the install tree: %s (not %s)" % (BuildOptions.DAEMON_DIR, TEST_DIR))
        # For pacemaker-fenced, cts-fence-helper, and cts-support
        new_path = "%s:%s" % (BuildOptions.DAEMON_DIR, new_path)

    print('Using PATH="%s"' % new_path)
    os.environ['PATH'] = new_path


class FenceTest(Test):
    """ Executor for a single test """

    def __init__(self, name, description, **kwargs):
        Test.__init__(self, name, description, **kwargs)

        if kwargs.get("with_cpg", False):
            self._enable_corosync = True
            self._daemon_options = ["-c"]
        else:
            self._enable_corosync = False
            self._daemon_options = ["-s"]

        self._daemon_location = "pacemaker-fenced"

    def _kill_daemons(self):
        killall(["pacemakerd", "pacemaker-fenced"])

    def _start_daemons(self):
        if self.verbose:
            self._daemon_options += ["-V"]
            print("Starting %s with %s" % (self._daemon_location, self._daemon_options))

        cmd = ["pacemaker-fenced", "-l", self.logpath] + self._daemon_options
        self._daemon_process = subprocess.Popen(cmd)

class FenceTests(Tests):
    """ Collection of all fencing regression tests """

    def __init__(self, **kwargs):
        Tests.__init__(self, **kwargs)

        self._corosync = Corosync(self.verbose, self.logdir, "cts-fencing")

    def new_test(self, name, description, with_cpg=False):
        """ Create a named test """

        test = FenceTest(name, description, verbose=self.verbose, with_cpg=with_cpg,
                         timeout=self.timeout, force_wait=self.force_wait,
                         logdir=self.logdir)
        self._tests.append(test)
        return test

    def run_cpg_only(self):
        """ Run all corosync-enabled tests """

        for test in self._tests:
            if test._enable_corosync:
                test.run()

    def run_no_cpg(self):
        """ Run all standalone tests """

        for test in self._tests:
            if not test._enable_corosync:
                test.run()

    def build_api_sanity_tests(self):
        """ Register tests to verify basic API usage """

        verbose_arg = ""
        if self.verbose:
            verbose_arg = "-V"

        test = self.new_test("standalone_low_level_api_test", "Sanity test client api in standalone mode.")
        test.add_cmd("cts-fence-helper", "-t %s" % (verbose_arg), validate=False)

        test = self.new_test("cpg_low_level_api_test", "Sanity test client api using mainloop and cpg.", True)
        test.add_cmd("cts-fence-helper", "-m %s" % (verbose_arg), validate=False)

    def build_custom_timeout_tests(self):
        """ Register tests to verify custom timeout usage """

        # custom timeout without topology
        test = self.new_test("cpg_custom_timeout_1",
                             "Verify per device timeouts work as expected without using topology.", True)
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R false1 -a fence_dummy -o "mode=fail" -o "pcmk_host_list=node1 node2 node3"')
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R true1  -a fence_dummy -o "mode=pass" -o "pcmk_host_list=node3" -o "pcmk_off_timeout=1"')
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R false2 -a fence_dummy -o "mode=fail" -o "pcmk_host_list=node3" -o "pcmk_off_timeout=4"')
        test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 5")
        # timeout is 5+1+4 = 10
        test.add_log_pattern("Total timeout set to 12s")

        # custom timeout _WITH_ topology
        test = self.new_test("cpg_custom_timeout_2",
                             "Verify per device timeouts work as expected _WITH_ topology.", True)
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R false1 -a fence_dummy -o "mode=fail" -o "pcmk_host_list=node1 node2 node3"')
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R true1  -a fence_dummy -o "mode=pass" -o "pcmk_host_list=node3" -o "pcmk_off_timeout=1000ms"')
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R false2 -a fence_dummy -o "mode=fail" -o "pcmk_host_list=node3" -o "pcmk_off_timeout=4000s"')
        test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v false1")
        test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 2 -v true1")
        test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 3 -v false2")
        test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 5")
        # timeout is 5+1+4000 = 4006
        test.add_log_pattern("Total timeout set to 4807s")

    def build_fence_merge_tests(self):
        """ Register tests to verify when fence operations should be merged """

        ### Simple test that overlapping fencing operations get merged
        test = self.new_test("cpg_custom_merge_single",
                             "Verify overlapping identical fencing operations are merged, no fencing levels used.", True)
        test.add_cmd("stonith_admin", "--output-as=xml -R false1 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node3\"")
        test.add_cmd("stonith_admin", "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node3\" ")
        test.add_cmd("stonith_admin", "--output-as=xml -R false2 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node3\"")
        test.add_cmd_no_wait("stonith_admin", "--output-as=xml -F node3 -t 10")
        test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 10")
        ### one merger will happen
        test.add_log_pattern("Merging fencing action 'off' targeting node3 originating from client")
        ### the pattern below signifies that both the original and duplicate operation completed
        test.add_log_pattern("Operation 'off' targeting node3 by ")
        test.add_log_pattern("Operation 'off' targeting node3 by ")

        ### Test that multiple mergers occur
        test = self.new_test("cpg_custom_merge_multiple",
                             "Verify multiple overlapping identical fencing operations are merged", True)
        test.add_cmd("stonith_admin", "--output-as=xml -R false1 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node3\"")
        test.add_cmd("stonith_admin",
                     "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"delay=2\" -o \"pcmk_host_list=node3\" ")
        test.add_cmd("stonith_admin", "--output-as=xml -R false2 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node3\"")
        test.add_cmd_no_wait("stonith_admin", "--output-as=xml -F node3 -t 10")
        test.add_cmd_no_wait("stonith_admin", "--output-as=xml -F node3 -t 10")
        test.add_cmd_no_wait("stonith_admin", "--output-as=xml -F node3 -t 10")
        test.add_cmd_no_wait("stonith_admin", "--output-as=xml -F node3 -t 10")
        test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 10")
        ### 4 mergers should occur
        test.add_log_pattern("Merging fencing action 'off' targeting node3 originating from client")
        test.add_log_pattern("Merging fencing action 'off' targeting node3 originating from client")
        test.add_log_pattern("Merging fencing action 'off' targeting node3 originating from client")
        test.add_log_pattern("Merging fencing action 'off' targeting node3 originating from client")
        ### the pattern below signifies that both the original and duplicate operation completed
        test.add_log_pattern("Operation 'off' targeting node3 by ")
        test.add_log_pattern("Operation 'off' targeting node3 by ")
        test.add_log_pattern("Operation 'off' targeting node3 by ")
        test.add_log_pattern("Operation 'off' targeting node3 by ")
        test.add_log_pattern("Operation 'off' targeting node3 by ")

        ### Test that multiple mergers occur with topologies used
        test = self.new_test("cpg_custom_merge_with_topology",
                             "Verify multiple overlapping identical fencing operations are merged with fencing levels.",
                             True)
        test.add_cmd("stonith_admin", "--output-as=xml -R false1 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node3\"")
        test.add_cmd("stonith_admin", "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node3\" ")
        test.add_cmd("stonith_admin", "--output-as=xml -R false2 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node3\"")
        test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v false1")
        test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v false2")
        test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 2 -v true1")
        test.add_cmd_no_wait("stonith_admin", "--output-as=xml -F node3 -t 10")
        test.add_cmd_no_wait("stonith_admin", "--output-as=xml -F node3 -t 10")
        test.add_cmd_no_wait("stonith_admin", "--output-as=xml -F node3 -t 10")
        test.add_cmd_no_wait("stonith_admin", "--output-as=xml -F node3 -t 10")
        test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 10")
        ### 4 mergers should occur
        test.add_log_pattern("Merging fencing action 'off' targeting node3 originating from client")
        test.add_log_pattern("Merging fencing action 'off' targeting node3 originating from client")
        test.add_log_pattern("Merging fencing action 'off' targeting node3 originating from client")
        test.add_log_pattern("Merging fencing action 'off' targeting node3 originating from client")
        ### the pattern below signifies that both the original and duplicate operation completed
        test.add_log_pattern("Operation 'off' targeting node3 by ")
        test.add_log_pattern("Operation 'off' targeting node3 by ")
        test.add_log_pattern("Operation 'off' targeting node3 by ")
        test.add_log_pattern("Operation 'off' targeting node3 by ")
        test.add_log_pattern("Operation 'off' targeting node3 by ")

    def build_fence_no_merge_tests(self):
        """ Register tests to verify when fence operations should not be merged """

        test = self.new_test("cpg_custom_no_merge",
                             "Verify differing fencing operations are not merged", True)
        test.add_cmd("stonith_admin", "--output-as=xml -R false1 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node3 node2\"")
        test.add_cmd("stonith_admin", "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node3 node2\" ")
        test.add_cmd("stonith_admin", "--output-as=xml -R false2 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node3 node2\"")
        test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v false1")
        test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v false2")
        test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 2 -v true1")
        test.add_cmd_no_wait("stonith_admin", "--output-as=xml -F node2 -t 10")
        test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 10")
        test.add_log_pattern("Merging fencing action 'off' targeting node3 originating from client",
                             negative=True)

    def build_standalone_tests(self):
        """ Register a grab bag of tests that can be executed in standalone or corosync mode """

        test_types = [
            {
                "prefix" : "standalone",
                "use_cpg" : False,
            },
            {
                "prefix" : "cpg",
                "use_cpg" : True,
            },
        ]

        # test what happens when all devices timeout
        for test_type in test_types:
            test = self.new_test("%s_fence_multi_device_failure" % test_type["prefix"],
                                 "Verify that all devices timeout, a fencing failure is returned.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R false1 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R false2  -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R false3 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node1 node2 node3\"")
            if test_type["use_cpg"]:
                test.add_cmd_expected_fail("stonith_admin", "--output-as=xml -F node3 -t 2", ExitStatus.TIMEOUT)
                test.add_log_pattern("Total timeout set to 7s")
            else:
                test.add_cmd_expected_fail("stonith_admin", "--output-as=xml -F node3 -t 2", ExitStatus.ERROR)

            test.add_log_pattern("targeting node3 using false1 returned ")
            test.add_log_pattern("targeting node3 using false2 returned ")
            test.add_log_pattern("targeting node3 using false3 returned ")

        # test what happens when multiple devices can fence a node, but the first device fails.
        for test_type in test_types:
            test = self.new_test("%s_fence_device_failure_rollover" % test_type["prefix"],
                                 "Verify that when one fence device fails for a node, the others are tried.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R false1 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R false2 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 5")

            if test_type["use_cpg"]:
                test.add_log_pattern("Total timeout set to 18s")

        # test what happens when we try to use a missing fence-agent.
        for test_type in test_types:
            test = self.new_test("%s_fence_missing_agent" % test_type["prefix"],
                                 "Verify proper error-handling when using a non-existent fence-agent.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true1 -a fence_missing -o \"mode=pass\" -o \"pcmk_host_list=node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true2 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node2\"")

            test.add_cmd_expected_fail("stonith_admin",
                                       "--output-as=xml -F node3 -t 5",
                                       ExitStatus.NOSUCH)
            test.add_cmd("stonith_admin", "--output-as=xml -F node2 -t 5")

        # simple topology test for one device
        for test_type in test_types:
            if not test_type["use_cpg"]:
                continue

            test = self.new_test("%s_topology_simple" % test_type["prefix"],
                                 "Verify all fencing devices at a level are used.", test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v true")
            test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 5")

            test.add_log_pattern("Total timeout set to 6s")
            test.add_log_pattern("targeting node3 using true returned 0")


        # add topology, delete topology, verify fencing still works
        for test_type in test_types:
            if not test_type["use_cpg"]:
                continue

            test = self.new_test("%s_topology_add_remove" % test_type["prefix"],
                                 "Verify fencing occurrs after all topology levels are removed",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v true")
            test.add_cmd("stonith_admin", "--output-as=xml -d node3 -i 1")
            test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 5")

            test.add_log_pattern("Total timeout set to 6s")
            test.add_log_pattern("targeting node3 using true returned 0")

        # test what happens when the first fencing level has multiple devices.
        for test_type in test_types:
            if not test_type["use_cpg"]:
                continue

            test = self.new_test("%s_topology_device_fails" % test_type["prefix"],
                                 "Verify if one device in a level fails, the other is tried.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R false  -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v false")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 2 -v true")
            test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 20")

            test.add_log_pattern("Total timeout set to 48s")
            test.add_log_pattern("targeting node3 using false returned 1")
            test.add_log_pattern("targeting node3 using true returned 0")

        # test what happens when the first fencing level fails.
        for test_type in test_types:
            if not test_type["use_cpg"]:
                continue

            test = self.new_test("%s_topology_multi_level_fails" % test_type["prefix"],
                                 "Verify if one level fails, the next leve is tried.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true2  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true3  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true4  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R false1 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R false2 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node1 node2 node3\"")

            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v false1")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v true1")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 2 -v true2")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 2 -v false2")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 3 -v true3")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 3 -v true4")

            test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 3")

            test.add_log_pattern("Total timeout set to 21s")
            test.add_log_pattern("targeting node3 using false1 returned 1")
            test.add_log_pattern("targeting node3 using false2 returned 1")
            test.add_log_pattern("targeting node3 using true3 returned 0")
            test.add_log_pattern("targeting node3 using true4 returned 0")


        # test what happens when the first fencing level had devices that no one has registered
        for test_type in test_types:
            if not test_type["use_cpg"]:
                continue

            test = self.new_test("%s_topology_missing_devices" % test_type["prefix"],
                                 "Verify topology can continue with missing devices.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true2  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true3  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true4  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R false2 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node1 node2 node3\"")

            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v false1")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v true1")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 2 -v true2")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 2 -v false2")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 3 -v true3")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 3 -v true4")

            test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 5")

        # Test what happens if multiple fencing levels are defined, and then the first one is removed.
        for test_type in test_types:
            if not test_type["use_cpg"]:
                continue

            test = self.new_test("%s_topology_level_removal" % test_type["prefix"],
                                 "Verify level removal works.", test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true2  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true3  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true4  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R false1 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R false2 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node1 node2 node3\"")

            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v false1")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v true1")

            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 2 -v true2")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 2 -v false2")

            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 3 -v true3")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 3 -v true4")

            # Now remove level 2, verify none of the devices in level two are hit.
            test.add_cmd("stonith_admin", "--output-as=xml -d node3 -i 2")

            test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 20")

            test.add_log_pattern("Total timeout set to 96s")
            test.add_log_pattern("targeting node3 using false1 returned 1")
            test.add_log_pattern("targeting node3 using false2 returned ",
                                 negative=True)
            test.add_log_pattern("targeting node3 using true3 returned 0")
            test.add_log_pattern("targeting node3 using true4 returned 0")

        # Test targeting a topology level by node name pattern.
        for test_type in test_types:
            if not test_type["use_cpg"]:
                continue

            test = self.new_test("%s_topology_level_pattern" % test_type["prefix"],
                                 "Verify targeting topology by node name pattern works.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         """--output-as=xml -R true -a fence_dummy -o "mode=pass" -o "pcmk_host_list=node1 node2 node3" """)
            test.add_cmd("stonith_admin", """--output-as=xml -r '@node.*' -i 1 -v true""")
            test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 5")
            test.add_log_pattern("targeting node3 using true returned 0")

        # test allowing commas and semicolons as delimiters in pcmk_host_list
        for test_type in test_types:
            test = self.new_test("%s_host_list_delimiters" % test_type["prefix"],
                                 "Verify commas and semicolons can be used as pcmk_host_list delimiters",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         """--output-as=xml -R true1 -a fence_dummy -o "mode=pass" -o "pcmk_host_list=node1,node2,node3" """)
            test.add_cmd("stonith_admin",
                         """--output-as=xml -R true2 -a fence_dummy -o "mode=pass" -o "pcmk_host_list=pcmk1;pcmk2;pcmk3" """)
            test.add_cmd("stonith_admin", "stonith_admin --output-as=xml -F node2 -t 5")
            test.add_cmd("stonith_admin", "stonith_admin --output-as=xml -F pcmk3 -t 5")
            test.add_log_pattern("targeting node2 using true1 returned 0")
            test.add_log_pattern("targeting pcmk3 using true2 returned 0")

        # test the stonith builds the correct list of devices that can fence a node.
        for test_type in test_types:
            test = self.new_test("%s_list_devices" % test_type["prefix"],
                                 "Verify list of devices that can fence a node is correct",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true2 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true3 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd_check_stdout("stonith_admin", "--output-as=xml -l node1 -V", "true2", "true1")
            test.add_cmd_check_stdout("stonith_admin", "--output-as=xml -l node1 -V", "true3", "true1")

        # simple test of device monitor
        for test_type in test_types:
            test = self.new_test("%s_monitor" % test_type["prefix"],
                                 "Verify device is reachable", test_type["use_cpg"])
            test.add_cmd("stonith_admin", "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node3\"")
            test.add_cmd("stonith_admin", "--output-as=xml -R false1  -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node3\"")

            test.add_cmd("stonith_admin", "--output-as=xml -Q true1")
            test.add_cmd("stonith_admin", "--output-as=xml -Q false1")
            test.add_cmd_expected_fail("stonith_admin",
                                       "--output-as=xml -Q true2",
                                       ExitStatus.NOSUCH)

        # Verify monitor occurs for duration of timeout period on failure
        for test_type in test_types:
            test = self.new_test("%s_monitor_timeout" % test_type["prefix"],
                                 "Verify monitor uses duration of timeout period given.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         '--output-as=xml -R true1 -a fence_dummy -o "mode=fail" -o "monitor_mode=fail" -o "pcmk_host_list=node3"')
            test.add_cmd_expected_fail("stonith_admin", "--output-as=xml -Q true1 -t 5", ExitStatus.ERROR)
            test.add_log_pattern("Attempt 2 to execute")

        # Verify monitor occurs for duration of timeout period on failure, but stops at max retries
        for test_type in test_types:
            test = self.new_test("%s_monitor_timeout_max_retries" % test_type["prefix"],
                                 "Verify monitor retries until max retry value or timeout is hit.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         '--output-as=xml -R true1  -a fence_dummy -o "mode=fail" -o "monitor_mode=fail" -o "pcmk_host_list=node3"')
            test.add_cmd_expected_fail("stonith_admin", "--output-as=xml -Q true1 -t 15", ExitStatus.ERROR)
            test.add_log_pattern("Attempted to execute agent fence_dummy (list) the maximum number of times")

        # simple register test
        for test_type in test_types:
            test = self.new_test("%s_register" % test_type["prefix"],
                                 "Verify devices can be registered and un-registered",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin", "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node3\"")

            test.add_cmd("stonith_admin", "--output-as=xml -Q true1")

            test.add_cmd("stonith_admin", "--output-as=xml -D true1")

            test.add_cmd_expected_fail("stonith_admin",
                                       "--output-as=xml -Q true1",
                                       ExitStatus.NOSUCH)

        # simple reboot test
        for test_type in test_types:
            test = self.new_test("%s_reboot" % test_type["prefix"],
                                 "Verify devices can be rebooted",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin", "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node3\"")

            test.add_cmd("stonith_admin", "--output-as=xml -B node3 -t 5")

            test.add_cmd("stonith_admin", "--output-as=xml -D true1")

            test.add_cmd_expected_fail("stonith_admin",
                                       "--output-as=xml -Q true1",
                                       ExitStatus.NOSUCH)

        # test fencing history.
        for test_type in test_types:
            if not test_type["use_cpg"]:
                continue
            test = self.new_test("%s_fence_history" % test_type["prefix"],
                                 "Verify last fencing operation is returned.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin", "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node3\"")

            test.add_cmd("stonith_admin", "--output-as=xml -F node3 -t 5 -V")

            test.add_cmd_check_stdout("stonith_admin", "--output-as=xml -H node3", 'action="off" target="node3" .* status="success"')

        # simple test of dynamic list query
        for test_type in test_types:
            test = self.new_test("%s_dynamic_list_query" % test_type["prefix"],
                                 "Verify dynamic list of fencing devices can be retrieved.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin", "--output-as=xml -R true1 -a fence_dummy -o mode=pass -o mock_dynamic_hosts=fake_port_1")
            test.add_cmd("stonith_admin", "--output-as=xml -R true2 -a fence_dummy -o mode=pass -o mock_dynamic_hosts=fake_port_1")
            test.add_cmd("stonith_admin", "--output-as=xml -R true3 -a fence_dummy -o mode=pass -o mock_dynamic_hosts=fake_port_1")

            test.add_cmd_check_stdout("stonith_admin", "--output-as=xml -l fake_port_1", 'count="3"')


        # fence using dynamic list query
        for test_type in test_types:
            test = self.new_test("%s_fence_dynamic_list_query" % test_type["prefix"],
                                 "Verify dynamic list of fencing devices can be retrieved.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin", "--output-as=xml -R true1 -a fence_dummy -o mode=pass -o mock_dynamic_hosts=fake_port_1")
            test.add_cmd("stonith_admin", "--output-as=xml -R true2 -a fence_dummy -o mode=pass -o mock_dynamic_hosts=fake_port_1")
            test.add_cmd("stonith_admin", "--output-as=xml -R true3 -a fence_dummy -o mode=pass -o mock_dynamic_hosts=fake_port_1")

            test.add_cmd("stonith_admin", "--output-as=xml -F fake_port_1 -t 5 -V")

        # simple test of  query using status action
        for test_type in test_types:
            test = self.new_test("%s_status_query" % test_type["prefix"],
                                 "Verify dynamic list of fencing devices can be retrieved.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin", "--output-as=xml -R true1  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_check=status\"")
            test.add_cmd("stonith_admin", "--output-as=xml -R true2  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_check=status\"")
            test.add_cmd("stonith_admin", "--output-as=xml -R true3  -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_check=status\"")

            test.add_cmd_check_stdout("stonith_admin", "--output-as=xml -l fake_port_1", 'count="3"')

        # test what happens when no reboot action is advertised
        for test_type in test_types:
            test = self.new_test("%s_no_reboot_support" % test_type["prefix"],
                                 "Verify reboot action defaults to off when no reboot action is advertised by agent.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true1 -a fence_dummy_no_reboot -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin", "--output-as=xml -B node1 -t 5 -V")
            test.add_log_pattern("does not support reboot")
            test.add_log_pattern("using true1 returned 0")

        # make sure reboot is used when reboot action is advertised
        for test_type in test_types:
            test = self.new_test("%s_with_reboot_support" % test_type["prefix"],
                                 "Verify reboot action can be used when metadata advertises it.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true1 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")
            test.add_cmd("stonith_admin", "--output-as=xml -B node1 -t 5 -V")
            test.add_log_pattern("does not advertise support for 'reboot', performing 'off'",
                                 negative=True)
            test.add_log_pattern("using true1 returned 0")

        # make sure all fencing delays are applied correctly and taken into account by fencing timeouts with topology
        for test_type in test_types:
            if not test_type["use_cpg"]:
                continue

            test = self.new_test("%s_topology_delays" % test_type["prefix"],
                                 "Verify all fencing delays are applied correctly and taken into account by fencing timeouts with topology.",
                                 test_type["use_cpg"])
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true1 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\" -o \"pcmk_delay_base=1\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R false1 -a fence_dummy -o \"mode=fail\" -o \"pcmk_host_list=node1 node2 node3\" -o \"pcmk_delay_base=1\"")
            # Resulting "random" delay will always be 1 since (rand() % (delay_max - delay_base)) is always 0 here.
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true2 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\" -o \"pcmk_delay_base=1\" -o \"pcmk_delay_max=2\"")
            test.add_cmd("stonith_admin",
                         "--output-as=xml -R true3 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=node1 node2 node3\"")

            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v true1")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 1 -v false1")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 2 -v true2")
            test.add_cmd("stonith_admin", "--output-as=xml -r node3 -i 2 -v true3")

            test.add_cmd("stonith_admin", "--output-as=xml -F node3 --delay 1")

            # Total fencing timeout takes all fencing delays into account.
            test.add_log_pattern("Total timeout set to 582s")

            # Fencing timeout for the first device takes the requested fencing delay into account.
            # Fencing timeout also takes pcmk_delay_base into account.
            test.add_log_pattern(r"Requesting that .* perform 'off' action targeting node3 using true1 .*146s.*",
                                 regex=True)
            # Requested fencing delay is applied only for the first device in the first level.
            # Static delay from pcmk_delay_base is added.
            test.add_log_pattern("Delaying 'off' action targeting node3 using true1 for 2s | timeout=120s requested_delay=1s base=1s max=1s")

            # Fencing timeout no longer takes the requested fencing delay into account for further devices.
            test.add_log_pattern(r"Requesting that .* perform 'off' action targeting node3 using false1 .*145s.*",
                                 regex=True)
            # Requested fencing delay is no longer applied for further devices.
            test.add_log_pattern("Delaying 'off' action targeting node3 using false1 for 1s | timeout=120s requested_delay=0s base=1s max=1s")

            # Fencing timeout takes pcmk_delay_max into account.
            test.add_log_pattern(r"Requesting that .* perform 'off' action targeting node3 using true2 .*146s.*",
                                 regex=True)
            test.add_log_pattern("Delaying 'off' action targeting node3 using true2 for 1s | timeout=120s requested_delay=0s base=1s max=2s")

            test.add_log_pattern("Delaying 'off' action targeting node3 using true3",
                                 negative=True)

    def build_nodeid_tests(self):
        """ Register tests that use a corosync node id """

        our_uname = localname()

        ### verify nodeid is supplied when nodeid is in the metadata parameters
        test = self.new_test("cpg_supply_nodeid",
                             "Verify nodeid is given when fence agent has nodeid as parameter", True)

        test.add_cmd("stonith_admin",
                     "--output-as=xml -R true1 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=%s\"" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -F %s -t 3" % (our_uname))
        test.add_log_pattern("as nodeid with fence action 'off' targeting %s" % (our_uname))

        ### verify nodeid is _NOT_ supplied when nodeid is not in the metadata parameters
        test = self.new_test("cpg_do_not_supply_nodeid",
                             "Verify nodeid is _NOT_ given when fence agent does not have nodeid as parameter",
                             True)

        # use a host name that won't be in corosync.conf
        test.add_cmd("stonith_admin",
                     "--output-as=xml -R true1 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=regr-test\"")
        test.add_cmd("stonith_admin", "--output-as=xml -F regr-test -t 3")
        test.add_log_pattern("as nodeid with fence action 'off' targeting regr-test",
                             negative=True)

        ### verify nodeid use doesn't explode standalone mode
        test = self.new_test("standalone_do_not_supply_nodeid",
                             "Verify nodeid in metadata parameter list doesn't kill standalone mode",
                             False)

        test.add_cmd("stonith_admin",
                     "--output-as=xml -R true1 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=%s\"" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -F %s -t 3" % (our_uname))
        test.add_log_pattern("as nodeid with fence action 'off' targeting %s" % our_uname,
                             negative=True)

    def build_unfence_tests(self):
        """ Register tests that verify unfencing """

        our_uname = localname()

        ### verify unfencing using automatic unfencing
        test = self.new_test("cpg_unfence_required_1",
                             "Verify require unfencing on all devices when automatic=true in agent's metadata",
                             True)
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R true1 -a fence_dummy_auto_unfence -o "mode=pass" -o "pcmk_host_list=%s"' % (our_uname))
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R true2 -a fence_dummy_auto_unfence -o "mode=pass" -o "pcmk_host_list=%s"' % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -U %s -t 3" % (our_uname))
        # both devices should be executed
        test.add_log_pattern("using true1 returned 0")
        test.add_log_pattern("using true2 returned 0")

        ### verify unfencing using automatic unfencing fails if any of the required agents fail
        test = self.new_test("cpg_unfence_required_2",
                             "Verify require unfencing on all devices when automatic=true in agent's metadata",
                             True)
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R true1 -a fence_dummy_auto_unfence -o "mode=pass" -o "pcmk_host_list=%s"' % (our_uname))
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R true2 -a fence_dummy_auto_unfence -o "mode=fail" -o "pcmk_host_list=%s"' % (our_uname))
        test.add_cmd_expected_fail("stonith_admin", "--output-as=xml -U %s -t 6" % (our_uname), ExitStatus.ERROR)

        ### verify unfencing using automatic devices with topology
        test = self.new_test("cpg_unfence_required_3",
                             "Verify require unfencing on all devices even when at different topology levels",
                             True)
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R true1 -a fence_dummy_auto_unfence -o "mode=pass" -o "pcmk_host_list=%s node3"' % (our_uname))
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R true2 -a fence_dummy_auto_unfence -o "mode=pass" -o "pcmk_host_list=%s node3"' % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -r %s -i 1 -v true1" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -r %s -i 2 -v true2" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -U %s -t 3" % (our_uname))
        test.add_log_pattern("using true1 returned 0")
        test.add_log_pattern("using true2 returned 0")

        ### verify unfencing using automatic devices with topology
        test = self.new_test("cpg_unfence_required_4",
                             "Verify all required devices are executed even with topology levels fail.",
                             True)
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R true1 -a fence_dummy_auto_unfence -o "mode=pass" -o "pcmk_host_list=%s node3"' % (our_uname))
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R true2 -a fence_dummy_auto_unfence -o "mode=pass" -o "pcmk_host_list=%s node3"' % (our_uname))
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R true3 -a fence_dummy_auto_unfence -o "mode=pass" -o "pcmk_host_list=%s node3"' % (our_uname))
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R true4 -a fence_dummy_auto_unfence -o "mode=pass" -o "pcmk_host_list=%s node3"' % (our_uname))
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R false1 -a fence_dummy -o "mode=fail" -o "pcmk_host_list=%s node3"' % (our_uname))
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R false2 -a fence_dummy -o "mode=fail" -o "pcmk_host_list=%s node3"' % (our_uname))
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R false3 -a fence_dummy -o "mode=fail" -o "pcmk_host_list=%s node3"' % (our_uname))
        test.add_cmd('stonith_admin',
                     '--output-as=xml -R false4 -a fence_dummy -o "mode=fail" -o "pcmk_host_list=%s node3"' % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -r %s -i 1 -v true1" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -r %s -i 1 -v false1" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -r %s -i 2 -v false2" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -r %s -i 2 -v true2" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -r %s -i 2 -v false3" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -r %s -i 2 -v true3" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -r %s -i 3 -v false4" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -r %s -i 4 -v true4" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -U %s -t 3" % (our_uname))
        test.add_log_pattern("using true1 returned 0")
        test.add_log_pattern("using true2 returned 0")
        test.add_log_pattern("using true3 returned 0")
        test.add_log_pattern("using true4 returned 0")

    def build_unfence_on_target_tests(self):
        """ Register tests that verify unfencing that runs on the target """

        our_uname = localname()

        ### verify unfencing using on_target device
        test = self.new_test("cpg_unfence_on_target_1",
                             "Verify unfencing with on_target = true", True)
        test.add_cmd("stonith_admin",
                     "--output-as=xml -R true1 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=%s\"" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -U %s -t 3" % (our_uname))
        test.add_log_pattern("(on) to be executed on target")

        ### verify failure of unfencing using on_target device
        test = self.new_test("cpg_unfence_on_target_2",
                             "Verify failure unfencing with on_target = true",
                             True)
        test.add_cmd("stonith_admin",
                     "--output-as=xml -R true1 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=%s node_fake_1234\"" % (our_uname))
        test.add_cmd_expected_fail("stonith_admin",
                                   "--output-as=xml -U node_fake_1234 -t 3",
                                   ExitStatus.NOSUCH)
        test.add_log_pattern("(on) to be executed on target")

        ### verify unfencing using on_target device with topology
        test = self.new_test("cpg_unfence_on_target_3",
                             "Verify unfencing with on_target = true using topology",
                             True)

        test.add_cmd("stonith_admin",
                     "--output-as=xml -R true1 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=%s node3\"" % (our_uname))
        test.add_cmd("stonith_admin",
                     "--output-as=xml -R true2 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=%s node3\"" % (our_uname))

        test.add_cmd("stonith_admin", "--output-as=xml -r %s -i 1 -v true1" % (our_uname))
        test.add_cmd("stonith_admin", "--output-as=xml -r %s -i 2 -v true2" % (our_uname))

        test.add_cmd("stonith_admin", "--output-as=xml -U %s -t 3" % (our_uname))
        test.add_log_pattern("(on) to be executed on target")

        ### verify unfencing using on_target device with topology fails when target node doesn't exist
        test = self.new_test("cpg_unfence_on_target_4",
                             "Verify unfencing failure with on_target = true using topology",
                             True)

        test.add_cmd("stonith_admin",
                     "--output-as=xml -R true1 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=%s node_fake\"" % (our_uname))
        test.add_cmd("stonith_admin",
                     "--output-as=xml -R true2 -a fence_dummy -o \"mode=pass\" -o \"pcmk_host_list=%s node_fake\"" % (our_uname))

        test.add_cmd("stonith_admin", "--output-as=xml -r node_fake -i 1 -v true1")
        test.add_cmd("stonith_admin", "--output-as=xml -r node_fake -i 2 -v true2")

        test.add_cmd_expected_fail("stonith_admin",
                                   "--output-as=xml -U node_fake -t 3",
                                   ExitStatus.NOSUCH)
        test.add_log_pattern("(on) to be executed on target")

    def build_remap_tests(self):
        """ Register tests that verify remapping of reboots to off-on """

        test = self.new_test("cpg_remap_simple",
                             "Verify sequential topology reboot is remapped to all-off-then-all-on", True)
        test.add_cmd("stonith_admin",
                     """--output-as=xml -R true1 -a fence_dummy -o "mode=pass" -o "pcmk_host_list=node_fake" """
                     """-o "pcmk_off_timeout=1" -o "pcmk_reboot_timeout=10" """)
        test.add_cmd("stonith_admin",
                     """--output-as=xml -R true2 -a fence_dummy -o "mode=pass" -o "pcmk_host_list=node_fake" """
                     """-o "pcmk_off_timeout=2" -o "pcmk_reboot_timeout=20" """)
        test.add_cmd("stonith_admin", "--output-as=xml -r node_fake -i 1 -v true1 -v true2")
        test.add_cmd("stonith_admin", "--output-as=xml -B node_fake -t 5")
        test.add_log_pattern("Remapping multiple-device reboot targeting node_fake")
        # timeout should be sum of off timeouts (1+2=3), not reboot timeouts (10+20=30)
        test.add_log_pattern("Total timeout set to 3s for peer's fencing targeting node_fake")
        test.add_log_pattern("perform 'off' action targeting node_fake using true1")
        test.add_log_pattern("perform 'off' action targeting node_fake using true2")
        test.add_log_pattern("Remapped 'off' targeting node_fake complete, remapping to 'on'")
        # fence_dummy sets "on" as an on_target action
        test.add_log_pattern("Ignoring true1 'on' failure (no capable peers) targeting node_fake")
        test.add_log_pattern("Ignoring true2 'on' failure (no capable peers) targeting node_fake")
        test.add_log_pattern("Undoing remap of reboot targeting node_fake")

        test = self.new_test("cpg_remap_simple_off",
                             "Verify sequential topology reboot skips 'on' if "
                             "pcmk_reboot_action=off or agent doesn't support "
                             "'on'", True)
        test.add_cmd("stonith_admin",
                     "--output-as=xml -R true1 -a fence_dummy -o mode=pass "
                     "-o pcmk_host_list=node_fake -o pcmk_off_timeout=1 "
                     "-o pcmk_reboot_timeout=10 -o pcmk_reboot_action=off")
        test.add_cmd("stonith_admin",
                     "--output-as=xml -R true2 -a fence_dummy_no_on "
                     "-o mode=pass -o pcmk_host_list=node_fake "
                     "-o pcmk_off_timeout=2 -o pcmk_reboot_timeout=20")
        test.add_cmd("stonith_admin",
                     "--output-as=xml -r node_fake -i 1 -v true1 -v true2")
        test.add_cmd("stonith_admin", "--output-as=xml -B node_fake -t 5")
        test.add_log_pattern("Remapping multiple-device reboot targeting node_fake")
        # timeout should be sum of off timeouts (1+2=3), not reboot timeouts (10+20=30)
        test.add_log_pattern("Total timeout set to 3s for peer's fencing targeting node_fake")
        test.add_log_pattern("perform 'off' action targeting node_fake using true1")
        test.add_log_pattern("perform 'off' action targeting node_fake using true2")
        test.add_log_pattern("Remapped 'off' targeting node_fake complete, remapping to 'on'")
        # "on" should be skipped
        test.add_log_pattern("Not turning node_fake back on using "
                         "true1 because the device is configured "
                         "to stay off")
        test.add_log_pattern("Not turning node_fake back on using true2"
                         " because the agent doesn't support 'on'")
        test.add_log_pattern("Undoing remap of reboot targeting node_fake")

        test = self.new_test("cpg_remap_automatic",
                             "Verify remapped topology reboot skips automatic 'on'", True)
        test.add_cmd("stonith_admin",
                     """--output-as=xml -R true1 -a fence_dummy_auto_unfence """
                     """-o "mode=pass" -o "pcmk_host_list=node_fake" """)
        test.add_cmd("stonith_admin",
                     """--output-as=xml -R true2 -a fence_dummy_auto_unfence """
                     """-o "mode=pass" -o "pcmk_host_list=node_fake" """)
        test.add_cmd("stonith_admin", "--output-as=xml -r node_fake -i 1 -v true1 -v true2")
        test.add_cmd("stonith_admin", "--output-as=xml -B node_fake -t 5")
        test.add_log_pattern("Remapping multiple-device reboot targeting node_fake")
        test.add_log_pattern("perform 'off' action targeting node_fake using true1")
        test.add_log_pattern("perform 'off' action targeting node_fake using true2")
        test.add_log_pattern("Remapped 'off' targeting node_fake complete, remapping to 'on'")
        test.add_log_pattern("Undoing remap of reboot targeting node_fake")
        test.add_log_pattern("perform 'on' action targeting node_fake using",
                             negative=True)
        test.add_log_pattern("'on' failure",
                             negative=True)

        test = self.new_test("cpg_remap_complex_1",
                             "Verify remapped topology reboot in second level works if non-remapped first level fails",
                             True)
        test.add_cmd("stonith_admin", """--output-as=xml -R false1 -a fence_dummy -o "mode=fail" -o "pcmk_host_list=node_fake" """)
        test.add_cmd("stonith_admin", """--output-as=xml -R true1 -a fence_dummy -o "mode=pass" -o "pcmk_host_list=node_fake" """)
        test.add_cmd("stonith_admin", """--output-as=xml -R true2 -a fence_dummy -o "mode=pass" -o "pcmk_host_list=node_fake" """)
        test.add_cmd("stonith_admin", "--output-as=xml -r node_fake -i 1 -v false1")
        test.add_cmd("stonith_admin", "--output-as=xml -r node_fake -i 2 -v true1 -v true2")
        test.add_cmd("stonith_admin", "--output-as=xml -B node_fake -t 5")
        test.add_log_pattern("perform 'reboot' action targeting node_fake using false1")
        test.add_log_pattern("Remapping multiple-device reboot targeting node_fake")
        test.add_log_pattern("perform 'off' action targeting node_fake using true1")
        test.add_log_pattern("perform 'off' action targeting node_fake using true2")
        test.add_log_pattern("Remapped 'off' targeting node_fake complete, remapping to 'on'")
        test.add_log_pattern("Ignoring true1 'on' failure (no capable peers) targeting node_fake")
        test.add_log_pattern("Ignoring true2 'on' failure (no capable peers) targeting node_fake")
        test.add_log_pattern("Undoing remap of reboot targeting node_fake")

        test = self.new_test("cpg_remap_complex_2",
                             "Verify remapped topology reboot failure in second level proceeds to third level",
                             True)
        test.add_cmd("stonith_admin", """--output-as=xml -R false1 -a fence_dummy -o "mode=fail" -o "pcmk_host_list=node_fake" """)
        test.add_cmd("stonith_admin", """--output-as=xml -R false2 -a fence_dummy -o "mode=fail" -o "pcmk_host_list=node_fake" """)
        test.add_cmd("stonith_admin", """--output-as=xml -R true1 -a fence_dummy -o "mode=pass" -o "pcmk_host_list=node_fake" """)
        test.add_cmd("stonith_admin", """--output-as=xml -R true2 -a fence_dummy -o "mode=pass" -o "pcmk_host_list=node_fake" """)
        test.add_cmd("stonith_admin", """--output-as=xml -R true3 -a fence_dummy -o "mode=pass" -o "pcmk_host_list=node_fake" """)
        test.add_cmd("stonith_admin", "--output-as=xml -r node_fake -i 1 -v false1")
        test.add_cmd("stonith_admin", "--output-as=xml -r node_fake -i 2 -v true1 -v false2 -v true3")
        test.add_cmd("stonith_admin", "--output-as=xml -r node_fake -i 3 -v true2")
        test.add_cmd("stonith_admin", "--output-as=xml -B node_fake -t 5")
        test.add_log_pattern("perform 'reboot' action targeting node_fake using false1")
        test.add_log_pattern("Remapping multiple-device reboot targeting node_fake")
        test.add_log_pattern("perform 'off' action targeting node_fake using true1")
        test.add_log_pattern("perform 'off' action targeting node_fake using false2")
        test.add_log_pattern("Attempted to execute agent fence_dummy (off) the maximum number of times")
        test.add_log_pattern("Undoing remap of reboot targeting node_fake")
        test.add_log_pattern("perform 'reboot' action targeting node_fake using true2")
        test.add_log_pattern("node_fake with true3",
                             negative=True)

    def build_query_tests(self):
        """ run stonith_admin --metadata for the fence_dummy agent and check command output """

        test = self.new_test("get_metadata",
                             "Run stonith_admin --metadata for the fence_dummy agent", True)
        test.add_cmd_check_stdout("stonith_admin", "--output-as=xml -a fence_dummy --metadata", '<shortdesc lang')

    def build_metadata_tests(self):
        """ run fence-agents coming with pacemaker with -o metadata and check for valid xml """

        test = self.new_test("check_metadata_dummy",
                             "Run fence_dummy -o metadata and check for valid xml", False)
        test.add_cmd("fence_dummy", "-o metadata", check_rng=False, check_stderr=False)
        # fence_dummy prints on stderr to check that tools just listen on stdout

        test = self.new_test("check_metadata_watchdog",
                             "Run fence_watchdog -o metadata and check for valid xml", False)
        test.add_cmd("fence_watchdog", "-o metadata", check_rng=False)

    def build_validate_tests(self):
        """ run stonith_admin --validate for the fence_dummy agent and check command output """

        test = self.new_test("validate_dummy",
                             "Run stonith_admin --validate-all and check output", False)
        test.add_cmd_expected_fail("stonith_admin", "-a fence_dummy --validate --output-as=xml")
        test.add_cmd("stonith_admin", """-a fence_dummy --validate -o "delay=5" --output-as=xml""", check_rng=False)
        test.add_cmd_expected_fail("stonith_admin", """-a fence_dummy --validate -o "delay=15" --output-as=xml""")

    def setup_environment(self, use_corosync):
        """ Prepare the host before executing any tests """

        if use_corosync:
            self._corosync.start(kill_first=True)

        subprocess.call(["cts-support", "install"])

    def cleanup_environment(self, use_corosync):
        """ Clean up the host after executing desired tests """

        if use_corosync:
            self._corosync.stop()

        subprocess.call(["cts-support", "uninstall"])


def build_options():
    parser = argparse.ArgumentParser(formatter_class=argparse.RawDescriptionHelpFormatter,
                                     description="Run pacemaker-fenced regression tests",
                                     epilog="Example: Run only the test 'start_stop'\n"
                                            "\t " + sys.argv[0] + " --run-only start_stop\n\n"
                                            "Example: Run only the tests with the string 'systemd' present in them\n"
                                            "\t " + sys.argv[0] + " --run-only-pattern systemd")
    parser.add_argument("-c", "--cpg-only", action="store_true",
                        help="Only run tests that require corosync")
    parser.add_argument("-l", "--list-tests", action="store_true",
                        help="Print out all registered tests")
    parser.add_argument("-n", "--no-cpg", action="store_true",
                        help="Only run tests that do not require corosync")
    parser.add_argument("-p", "--run-only-pattern", metavar='PATTERN',
                        help="Run only tests matching the given pattern")
    parser.add_argument("-r", "--run-only", metavar='TEST',
                        help="Run a specific test")
    parser.add_argument("-t", "--timeout", type=float, default=2,
                        help="Up to how many seconds each test case waits for the daemon to "
                             "be initialized.  Defaults to 2.  The value 0 means no limit.")
    parser.add_argument("-w", "--force-wait", action="store_true",
                        help="Each test case waits the default/specified --timeout for the "
                             "daemon without tracking the log")
    parser.add_argument("-V", "--verbose", action="store_true",
                        help="Verbose output")

    args = parser.parse_args()
    return args


def main():
    """ Run fencing regression tests as specified by arguments """

    update_path()

    # Ensure all command output is in portable locale for comparison
    os.environ['LC_ALL'] = "C"

    opts = build_options()

    exit_if_proc_running("pacemaker-fenced")

    use_corosync = not opts.no_cpg
    if use_corosync:
        exit_if_proc_running("corosync")

    # Create a temporary directory for log files (the directory and its
    # contents will automatically be erased when done)
    with tempfile.TemporaryDirectory(prefix="cts-fencing-") as logdir:
        tests = FenceTests(verbose=opts.verbose, timeout=opts.timeout,
                           force_wait=opts.force_wait, logdir=logdir)

        tests.build_standalone_tests()
        tests.build_custom_timeout_tests()
        tests.build_api_sanity_tests()
        tests.build_fence_merge_tests()
        tests.build_fence_no_merge_tests()
        tests.build_unfence_tests()
        tests.build_unfence_on_target_tests()
        tests.build_nodeid_tests()
        tests.build_remap_tests()
        tests.build_query_tests()
        tests.build_metadata_tests()
        tests.build_validate_tests()

        if opts.list_tests:
            tests.print_list()
            sys.exit(ExitStatus.OK)

        print("Starting ...")

        try:
            tests.setup_environment(use_corosync)
        except TimeoutError:
            print("corosync did not start in time, exiting")
            sys.exit(ExitStatus.TIMEOUT)

        if opts.run_only_pattern:
            tests.run_tests_matching(opts.run_only_pattern)
            tests.print_results()
        elif opts.run_only:
            tests.run_single(opts.run_only)
            tests.print_results()
        elif opts.no_cpg:
            tests.run_no_cpg()
            tests.print_results()
        elif opts.cpg_only:
            tests.run_cpg_only()
            tests.print_results()
        else:
            tests.run_tests()
            tests.print_results()

        tests.cleanup_environment(use_corosync)

    tests.exit()


if __name__ == "__main__":
    main()
