#!/usr/bin/env python
"""Test of "New Hunt" wizard."""

import unittest
from grr.gui import gui_test_lib

from grr.lib import flags
from grr.lib.rdfvalues import client as rdf_client
from grr.lib.rdfvalues import file_finder as rdf_file_finder
from grr.lib.rdfvalues import flows as rdf_flows
from grr.lib.rdfvalues import paths as rdf_paths
from grr.server import access_control
from grr.server import aff4
from grr.server import data_store
from grr.server import foreman as rdf_foreman
from grr.server import output_plugin
from grr.server.aff4_objects import aff4_grr
from grr.server.flows.general import file_finder
from grr.server.flows.general import transfer
from grr.server.hunts import implementation
from grr.server.hunts import standard
from grr.test_lib import test_lib


class TestNewHuntWizard(gui_test_lib.GRRSeleniumTest):
  """Test the "new hunt wizard" GUI."""

  @staticmethod
  def FindForemanRules(hunt, token):
    fman = aff4.FACTORY.Open(
        "aff4:/foreman", mode="r", aff4_type=aff4_grr.GRRForeman, token=token)
    hunt_rules = []
    rules = fman.Get(fman.Schema.RULES, [])
    for rule in rules:
      for action in rule.actions:
        if action.hunt_id == hunt.urn:
          hunt_rules.append(rule)
    return hunt_rules

  @staticmethod
  def CreateHuntFixtureWithTwoClients():
    token = access_control.ACLToken(username="test", reason="test")

    # Ensure that clients list is empty
    root = aff4.FACTORY.Open(aff4.ROOT_URN, token=token)
    for client_urn in root.ListChildren():
      if aff4_grr.VFSGRRClient.CLIENT_ID_RE.match(client_urn.Basename()):
        data_store.DB.DeleteSubject(client_urn)

    # Add 2 distinct clients
    client_id = "C.1%015d" % 0
    fd = aff4.FACTORY.Create(
        rdf_client.ClientURN(client_id), aff4_grr.VFSGRRClient, token=token)
    fd.Set(fd.Schema.SYSTEM("Windows"))
    fd.Set(fd.Schema.CLOCK(2336650631137737))
    fd.Close()

    client_id = "C.1%015d" % 1
    fd = aff4.FACTORY.Create(
        rdf_client.ClientURN(client_id), aff4_grr.VFSGRRClient, token=token)
    fd.Set(fd.Schema.SYSTEM("Linux"))
    fd.Set(fd.Schema.CLOCK(2336650631137737))
    fd.Close()

  def setUp(self):
    super(TestNewHuntWizard, self).setUp()

    # Create a Foreman with an empty rule set.
    with aff4.FACTORY.Create(
        "aff4:/foreman", aff4_grr.GRRForeman, mode="rw",
        token=self.token) as self.foreman:
      self.foreman.Set(self.foreman.Schema.RULES())
      self.foreman.Close()

  def testNewHuntWizard(self):
    self.CreateHuntFixtureWithTwoClients()

    # Open up and click on View Hunts.
    self.Open("/")
    self.WaitUntil(self.IsElementPresent, "client_query")
    self.WaitUntil(self.IsElementPresent, "css=a[grrtarget=hunts]")
    self.Click("css=a[grrtarget=hunts]")
    self.WaitUntil(self.IsElementPresent, "css=button[name=NewHunt]")

    # Open up "New Hunt" wizard
    self.Click("css=button[name=NewHunt]")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('What to run?')")

    # Click on Filesystem item in flows list
    self.WaitUntil(self.IsElementPresent, "css=#_Filesystem > i.jstree-icon")
    self.Click("css=#_Filesystem > i.jstree-icon")

    # Click on the FileFinder item in Filesystem flows list
    self.Click("link=File Finder")

    # Wait for flow configuration form to be rendered (just wait for first
    # input field).
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-new-hunt-wizard-form label:contains('Paths')")

    # Change "path" and "pathtype" values
    self.Type("css=grr-new-hunt-wizard-form "
              "grr-form-proto-repeated-field:has(label:contains('Paths')) "
              "input", "/tmp")
    self.Select("css=grr-new-hunt-wizard-form "
                "grr-form-proto-single-field:has(label:contains('Pathtype')) "
                "select", "TSK")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Hunt parameters')")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('How to process results')")

    # Click on "Back" button and check that all the values in the form
    # remain intact.
    self.Click("css=grr-new-hunt-wizard-form button.Back")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Hunt parameters')")

    self.Click("css=grr-new-hunt-wizard-form button.Back")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-new-hunt-wizard-form label:contains('Paths')")

    self.assertEqual(
        "/tmp",
        self.GetValue(
            "css=grr-new-hunt-wizard-form "
            "grr-form-proto-repeated-field:has(label:contains('Paths')) input"))

    self.assertEqual(
        "TSK",
        self.GetSelectedLabel(
            "css=grr-new-hunt-wizard-form "
            "grr-form-proto-single-field:has(label:contains('Pathtype')) select"
        ))

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Hunt parameters')")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('How to process results')")

    # Configure the hunt to use dummy output plugin.
    self.Click("css=grr-new-hunt-wizard-form button[name=Add]")
    self.Select("css=grr-new-hunt-wizard-form select", "DummyOutputPlugin")
    self.Type(
        "css=grr-new-hunt-wizard-form "
        "grr-form-proto-single-field:has(label:contains('Filename Regex')) "
        "input", "some regex")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Where to run?')")

    # Empty set of rules should be valid.
    self.WaitUntil(self.IsElementPresent, "css=button.Next:not([disabled])")

    # A note informs what an empty set of rules means.
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('No rules specified!')")

    # Alternative match mode that matches a client if
    # any of the rules evaluates to true can be selected.
    self.Select("css=grr-configure-rules-page "
                "label:contains('Match mode') ~ * select", "Match any")

    # The note depends on the match mode.
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('No rules specified!')")

    # Create 3 foreman rules. Note that "Add" button adds rules
    # to the beginning of a list. So we always use :nth(0) selector.
    self.Click("css=grr-configure-rules-page button[name=Add]")
    self.Select("css=grr-configure-rules-page div.well:nth(0) select", "Regex")
    self.Select("css=grr-configure-rules-page div.well:nth(0) "
                "label:contains('Attribute name') ~ * select", "System")
    self.Type("css=grr-configure-rules-page div.well:nth(0) "
              "label:contains('Attribute regex') ~ * input", "Linux")

    self.Click("css=grr-configure-rules-page button[name=Add]")
    self.Select("css=grr-configure-rules-page div.well:nth(0) select",
                "Integer")
    self.Select("css=grr-configure-rules-page div.well:nth(0) "
                "label:contains('Attribute name') ~ * select", "Clock")
    self.Select("css=grr-configure-rules-page div.well:nth(0) "
                "label:contains('Operator') ~ * select", "GREATER_THAN")
    self.Type("css=grr-configure-rules-page div.well:nth(0) "
              "label:contains('Value') ~ * input", "1336650631137737")

    self.Click("css=grr-configure-rules-page button[name=Add]")
    self.Click("css=grr-configure-rules-page div.well:nth(0) "
               "label:contains('Os darwin') ~ * input[type=checkbox]")

    # Click on "Back" button
    self.Click("css=grr-new-hunt-wizard-form button.Back")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('How to process results')")

    # Click on "Next" button again and check that all the values that
    # we've just entered remain intact.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Where to run?')")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Review')")

    # Check that the arguments summary is present.
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Paths')")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('/tmp')")

    # Check that output plugins are shown.
    self.assertTrue(
        self.IsElementPresent(
            "css=grr-wizard-form:contains('DummyOutputPlugin')"))
    self.assertTrue(
        self.IsElementPresent("css=grr-wizard-form:contains('some regex')"))

    # Check that there's no deprecated rules summary.
    self.assertFalse(
        self.IsElementPresent("css=grr-wizard-form:contains('Regex rules')"))
    self.assertFalse(
        self.IsElementPresent("css=grr-wizard-form:contains('Integer rules')"))

    # Check that rules summary is present.
    self.assertTrue(
        self.IsElementPresent(
            "css=grr-wizard-form:contains('Client rule set')"))

    # Click on "Run" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")

    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Created Hunt')")

    # Close the window and check that the hunt was created.
    self.Click("css=button.Next")

    # Select newly created hunt.
    self.Click("css=grr-hunts-list td:contains('GenericHunt')")

    # Check that correct details are displayed in hunt details tab.
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-hunt-inspector:contains('GenericHunt')")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-hunt-inspector:contains('Flow Arguments')")

    self.assertTrue(
        self.IsElementPresent("css=grr-hunt-inspector:contains('Paths')"))
    self.assertTrue(
        self.IsElementPresent("css=grr-hunt-inspector:contains('/tmp')"))

    self.assertTrue(
        self.IsElementPresent(
            "css=grr-hunt-inspector:contains('DummyOutputPlugin')"))
    self.assertTrue(
        self.IsElementPresent("css=grr-hunt-inspector:contains('some regex')"))

    # Check that there's no deprecated rules summary.
    self.assertFalse(
        self.IsElementPresent("css=grr-hunt-inspector:contains('Regex rules')"))
    self.assertFalse(
        self.IsElementPresent(
            "css=grr-hunt-inspector:contains('Integer rules')"))

    # Check that rules summary is present.
    self.assertTrue(
        self.IsElementPresent(
            "css=grr-hunt-inspector:contains('Client Rule Set')"))

    # Check that the hunt object was actually created
    hunts_root = aff4.FACTORY.Open("aff4:/hunts", token=self.token)
    hunts_list = list(hunts_root.OpenChildren())
    self.assertEqual(len(hunts_list), 1)

    # Check that the hunt was created with a correct flow
    hunt = hunts_list[0]
    self.assertEqual(hunt.args.flow_runner_args.flow_name,
                     file_finder.FileFinder.__name__)
    self.assertEqual(hunt.args.flow_args.paths[0], "/tmp")
    self.assertEqual(hunt.args.flow_args.pathtype,
                     rdf_paths.PathSpec.PathType.TSK)
    # self.assertEqual(hunt.args.flow_args.ignore_errors, True)
    self.assertTrue(hunt.runner_args.output_plugins[0].plugin_name,
                    "DummyOutputPlugin")

    # Check that hunt was not started
    self.assertEqual(hunt.Get(hunt.Schema.STATE), "PAUSED")

    # Now try to start the hunt.
    self.Click("css=button[name=RunHunt]")

    # Note that hunt ACL controls are already tested in acl_manager_test.py.

    # Run the hunt.
    with aff4.FACTORY.Open(hunt.urn, mode="rw", token=self.token) as hunt:
      hunt.Run()

    # Check that the hunt was created with correct rules
    hunt_rules = self.FindForemanRules(hunt, token=self.token)

    self.assertEqual(len(hunt_rules), 1)
    f = 14 * 24 * 60 * 60
    self.assertLessEqual(
        abs(int(hunt_rules[0].expires - hunt_rules[0].created) - f), 1)

    r = hunt_rules[0].client_rule_set

    self.assertEqual(r.match_mode,
                     rdf_foreman.ForemanClientRuleSet.MatchMode.MATCH_ANY)
    self.assertEqual(len(r.rules), 3)

    self.assertEqual(r.rules[0].rule_type,
                     rdf_foreman.ForemanClientRule.Type.OS)
    self.assertEqual(r.rules[0].os.os_windows, False)
    self.assertEqual(r.rules[0].os.os_linux, False)
    self.assertEqual(r.rules[0].os.os_darwin, True)

    self.assertEqual(r.rules[1].rule_type,
                     rdf_foreman.ForemanClientRule.Type.INTEGER)
    self.assertEqual(r.rules[1].integer.path, "/")
    self.assertEqual(r.rules[1].integer.attribute_name, "Clock")
    self.assertEqual(r.rules[1].integer.operator,
                     rdf_foreman.ForemanIntegerClientRule.Operator.GREATER_THAN)
    self.assertEqual(r.rules[1].integer.value, 1336650631137737)

    self.assertEqual(r.rules[2].rule_type,
                     rdf_foreman.ForemanClientRule.Type.REGEX)
    self.assertEqual(r.rules[2].regex.path, "/")
    self.assertEqual(r.rules[2].regex.attribute_name, "System")
    self.assertEqual(r.rules[2].regex.attribute_regex, "Linux")

  def testWizardStepCounterIsShownCorrectly(self):
    # Open up and click on View Hunts.
    self.Open("/#/hunts")

    # Open up "New Hunt" wizard
    self.Click("css=button[name=NewHunt]")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('What to run?')")

    # Click on the FileFinder item in Filesystem flows list
    self.WaitUntil(self.IsElementPresent, "css=#_Filesystem > i.jstree-icon")
    self.Click("css=#_Filesystem > i.jstree-icon")
    self.Click("link=File Finder")

    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Step 1 out of 6')")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")

    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Step 2 out of 6')")

  def testLiteralExpressionIsProcessedCorrectly(self):
    """Literals are raw bytes. Testing that raw bytes are processed right."""

    # Open up and click on View Hunts.
    self.Open("/")
    self.Click("css=a[grrtarget=hunts]")

    # Open up "New Hunt" wizard
    self.Click("css=button[name=NewHunt]")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('What to run?')")

    # Click on Filesystem item in flows list
    self.WaitUntil(self.IsElementPresent, "css=#_Filesystem > i.jstree-icon")
    self.Click("css=#_Filesystem > i.jstree-icon")

    # Click on the FileFinder item in Filesystem flows list
    self.Click("link=File Finder")

    self.Click("css=label:contains('Conditions') ~ * button")
    self.Select("css=label:contains('Condition type') ~ * select",
                "Contents literal match")
    self.Type("css=label:contains('Literal') ~ * input", "foo\\x0d\\xc8bar")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Hunt parameters')")
    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('How to process results')")
    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Where to run?')")
    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Review')")

    # Check that the arguments summary is present.
    self.WaitUntil(
        self.IsElementPresent,
        "css=grr-wizard-form:contains('%s')" % file_finder.FileFinder.__name__)
    self.WaitUntil(self.IsTextPresent, "foo\\x0d\\xc8bar")

    # Click on "Run" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Created Hunt')")
    # Close the window and check that the hunt was created.
    self.Click("css=button.Next")

    # Check that the hunt object was actually created
    hunts_root = aff4.FACTORY.Open("aff4:/hunts", token=self.token)
    hunts_list = list(hunts_root.OpenChildren())
    self.assertEqual(len(hunts_list), 1)

    # Check that the hunt was created with a correct literal value.
    hunt = hunts_list[0]
    self.assertEqual(hunt.args.flow_runner_args.flow_name,
                     file_finder.FileFinder.__name__)
    self.assertEqual(
        hunt.args.flow_args.conditions[0].contents_literal_match.literal,
        "foo\x0d\xc8bar")

  def testOutputPluginsListEmptyWhenNoDefaultOutputPluginSet(self):
    self.Open("/#main=ManageHunts")
    self.Click("css=button[name=NewHunt]")

    # Select "List Processes" flow.
    self.Click("css=#_Processes > i.jstree-icon")
    self.Click("link=ListProcesses")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Hunt parameters')")

    # There should be no dummy output plugin visible.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('How to process results')")
    self.WaitUntilNot(self.IsElementPresent,
                      "css=grr-wizard-form:contains('Dummy do do')")

  def testDefaultOutputPluginIsCorrectlyAddedToThePluginsList(self):
    with test_lib.ConfigOverrider({
        "AdminUI.new_hunt_wizard.default_output_plugin": "DummyOutputPlugin"
    }):
      self.Open("/#main=ManageHunts")
      self.Click("css=button[name=NewHunt]")

      # Select "List Processes" flow.
      self.Click("css=#_Processes > i.jstree-icon")
      self.Click("link=ListProcesses")

      # Click on "Next" button
      self.Click("css=grr-new-hunt-wizard-form button.Next")
      self.WaitUntil(self.IsElementPresent,
                     "css=grr-wizard-form:contains('Hunt parameters')")

      # Dummy output plugin should be added by default.
      self.Click("css=grr-new-hunt-wizard-form button.Next")
      self.WaitUntil(self.IsElementPresent,
                     "css=grr-wizard-form:contains('How to process results')")
      self.WaitUntil(self.IsElementPresent,
                     "css=grr-wizard-form:contains('DummyOutputPlugin')")

  def testLabelsHuntRuleDisplaysAvailableLabels(self):
    with aff4.FACTORY.Open(
        "C.0000000000000001",
        aff4_type=aff4_grr.VFSGRRClient,
        mode="rw",
        token=self.token) as client:
      client.AddLabel("foo", owner="owner1")
      client.AddLabel("bar", owner="owner2")

    self.Open("/#main=ManageHunts")
    self.Click("css=button[name=NewHunt]")

    # Select "List Processes" flow.
    self.Click("css=#_Processes > i.jstree-icon")
    self.Click("link=ListProcesses")

    # Click 'Next' to go to hunt parameters page.
    self.Click("css=grr-new-hunt-wizard-form button.Next")

    # Click 'Next' to go to output plugins page.
    self.Click("css=grr-new-hunt-wizard-form button.Next")

    # Click 'Next' to go to hunt rules page.
    self.Click("css=grr-new-hunt-wizard-form button.Next")

    self.Click("css=grr-new-hunt-wizard-form button[name=Add]")

    # Select 'Clients With Label' rule.
    self.Select("css=grr-new-hunt-wizard-form div.well select", "Label")
    # Check that there's an option present for labels 'bar' (this option
    # should be selected) and for label 'foo'.
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-new-hunt-wizard-form div.well "
                   ".form-group:has(label:contains('Label')) "
                   "select option:selected[label=bar]")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-new-hunt-wizard-form div.well "
                   ".form-group:has(label:contains('Label')) "
                   "select option:not(:selected)[label=foo]")

  def testLabelsHuntRuleMatchesCorrectClients(self):
    client_ids = self.SetupClients(10)

    with aff4.FACTORY.Open(
        client_ids[1], mode="rw", token=self.token) as client:
      client.AddLabel("foo", owner="owner1")
      client.AddLabel("bar", owner="owner2")

    with aff4.FACTORY.Open(
        client_ids[7], mode="rw", token=self.token) as client:
      client.AddLabel("bar", owner="GRR")

    self.Open("/#main=ManageHunts")
    self.Click("css=button[name=NewHunt]")

    # Select "List Processes" flow.
    self.Click("css=#_Processes > i.jstree-icon")
    self.Click("link=ListProcesses")

    # Click 'Next' to go to the output plugins page, hunt parameters page
    # and then to hunt rules page.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Hunt parameters')")
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('How to process results')")
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Where to run?')")

    # Select 'Clients With Label' rule.
    self.Click("css=grr-configure-rules-page button[name=Add]")
    self.Select("css=grr-new-hunt-wizard-form div.well select", "Label")
    self.Select("css=grr-new-hunt-wizard-form div.well .form-group "
                ".form-group:has(label:contains('Label')):nth-last-of-type(1) "
                "select", "foo")
    self.Click("css=grr-new-hunt-wizard-form div.well .form-group "
               ".form-group:has(label:contains('Add label')) button")
    self.Select("css=grr-new-hunt-wizard-form div.well .form-group "
                ".form-group:has(label:contains('Label')):nth-last-of-type(1) "
                "select", "bar")
    self.Select("css=grr-new-hunt-wizard-form div.well .form-group "
                ".form-group:has(label:contains('Match mode')) select",
                "Match any")

    # Click 'Next' to go to hunt overview page.  Then click 'Next' to go to
    # submit the hunt and wait until it's created.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Created Hunt')")

    hunts_root = aff4.FACTORY.Open("aff4:/hunts", token=self.token)
    hunts_list = list(hunts_root.OpenChildren(mode="rw"))
    hunt = hunts_list[0]

    hunt.Run()  # Run the hunt so that rules are added to the foreman.

    foreman = aff4.FACTORY.Open("aff4:/foreman", mode="rw", token=self.token)
    for client_id in client_ids:
      tasks_assigned = foreman.AssignTasksToClient(client_id)
      if client_id in [client_ids[1], client_ids[7]]:
        self.assertTrue(tasks_assigned)
      else:
        self.assertFalse(tasks_assigned)

  @staticmethod
  def CreateSampleHunt(description, token=None):
    implementation.GRRHunt.StartHunt(
        hunt_name=standard.GenericHunt.__name__,
        description=description,
        flow_runner_args=rdf_flows.FlowRunnerArgs(
            flow_name=transfer.GetFile.__name__),
        flow_args=transfer.GetFileArgs(pathspec=rdf_paths.PathSpec(
            path="/tmp/evil.txt",
            pathtype=rdf_paths.PathSpec.PathType.TSK,)),
        client_rule_set=rdf_foreman.ForemanClientRuleSet(
            rules=[
                rdf_foreman.ForemanClientRule(
                    rule_type=rdf_foreman.ForemanClientRule.Type.REGEX,
                    regex=rdf_foreman.ForemanRegexClientRule(
                        attribute_name="GRR client", attribute_regex="GRR"))
            ]),
        output_plugins=[
            output_plugin.OutputPluginDescriptor(
                plugin_name="DummyOutputPlugin",
                plugin_args=gui_test_lib.DummyOutputPlugin.args_type(
                    filename_regex="blah!", fetch_binaries=True))
        ],
        client_rate=60,
        token=token)

  def testCopyHuntPrefillsNewHuntWizard(self):
    self.CreateSampleHunt("model hunt", token=self.token)

    self.Open("/#main=ManageHunts")
    self.Click("css=tr:contains('model hunt')")
    self.Click("css=button[name=CopyHunt]:not([disabled])")

    # Wait until dialog appears.
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('What to run?')")

    # Check that non-default values of sample hunt are prefilled.
    self.WaitUntilEqual("/tmp/evil.txt", self.GetValue,
                        "css=grr-new-hunt-wizard-form "
                        "label:contains('Path') ~ * input:text")

    self.WaitUntilEqual("TSK", self.GetText, "css=grr-new-hunt-wizard-form "
                        "label:contains('Pathtype') ~ * select option:selected")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Hunt parameters')")

    self.WaitUntilEqual("model hunt (copy)", self.GetValue,
                        "css=grr-new-hunt-wizard-form "
                        "label:contains('Description') ~ * input:text")

    self.WaitUntilEqual("60", self.GetValue, "css=grr-new-hunt-wizard-form "
                        "label:contains('Client rate') ~ * input")

    # Click on "Next" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('How to process results')")

    # Check that output plugins list is prefilled.
    self.WaitUntilEqual("DummyOutputPlugin", self.GetText,
                        "css=grr-new-hunt-wizard-form "
                        "label:contains('Plugin') ~ * select option:selected")

    self.WaitUntilEqual("blah!", self.GetValue, "css=grr-new-hunt-wizard-form "
                        "label:contains('Filename Regex') ~ * input:text")

    self.WaitUntil(self.IsElementPresent, "css=grr-new-hunt-wizard-form "
                   "label:contains('Fetch Binaries') ~ * input:checked")

    # Click on "Next" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Where to run?')")

    # Check that rules list is prefilled.
    self.WaitUntilEqual("Regex", self.GetText, "css=grr-new-hunt-wizard-form "
                        "label:contains('Rule type') "
                        "~ * select option:selected")

    self.WaitUntilEqual("GRR client", self.GetText,
                        "css=grr-new-hunt-wizard-form "
                        "label:contains('Attribute name') "
                        "~ * select option:selected")

    self.WaitUntilEqual("GRR", self.GetValue, "css=grr-new-hunt-wizard-form "
                        "label:contains('Attribute regex') ~ * input:text")

    # Click on "Next" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Review')")

    # Check that review page contains expected values.
    self.WaitUntil(self.IsElementPresent, "css=grr-wizard-form:contains('TSK')")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('/tmp/evil.txt')")
    self.WaitUntil(
        self.IsElementPresent,
        "css=grr-wizard-form:contains('%s')" % transfer.GetFile.__name__)
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('DummyOutputPlugin')")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('blah!')")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('model hunt (copy)')")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('GRR client')")
    self.WaitUntil(self.IsElementPresent, "css=grr-wizard-form:contains('60')")

  def testCopyHuntCreatesExactCopyWithChangedDescription(self):
    self.CreateSampleHunt("model hunt", token=self.token)

    self.Open("/#main=ManageHunts")
    self.Click("css=tr:contains('model hunt')")
    self.Click("css=button[name=CopyHunt]:not([disabled])")

    # Wait until dialog appears and then click through.
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('What to run?')")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Hunt parameters')")

    # Click on "Next" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('How to process results')")

    # Click on "Next" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Where to run?')")

    # Click on "Next" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Review')")

    # Click on "Run" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Created Hunt')")

    hunts_root = aff4.FACTORY.Open("aff4:/hunts", token=self.token)
    hunts_list = sorted(list(hunts_root.ListChildren()), key=lambda x: x.age)

    self.assertEqual(len(hunts_list), 2)

    first_hunt = aff4.FACTORY.Open(hunts_list[0], token=self.token)
    last_hunt = aff4.FACTORY.Open(hunts_list[1], token=self.token)

    # Check that generic hunt arguments are equal.
    self.assertEqual(first_hunt.args, last_hunt.args)

    # Check that hunts runner arguments are equal except for the description.
    # Hunt copy has ' (copy)' added to the description.
    first_runner_args = first_hunt.runner_args
    last_runner_args = last_hunt.runner_args

    self.assertEqual(first_runner_args.description + " (copy)",
                     last_runner_args.description)
    self.assertEqual(first_runner_args.client_rate,
                     last_runner_args.client_rate)
    self.assertEqual(first_runner_args.hunt_name, last_runner_args.hunt_name)
    self.assertEqual(first_runner_args.client_rule_set,
                     last_runner_args.client_rule_set)

  def testCopyHuntRespectsUserChanges(self):
    self.CreateSampleHunt("model hunt", token=self.token)

    self.Open("/#main=ManageHunts")
    self.Click("css=tr:contains('model hunt')")
    self.Click("css=button[name=CopyHunt]:not([disabled])")

    # Wait until dialog appears and then click through.
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('What to run?')")

    # Change values in the flow configuration.
    self.Type("css=grr-new-hunt-wizard-form label:contains('Path') "
              "~ * input:text", "/tmp/very-evil.txt")

    self.Select("css=grr-new-hunt-wizard-form label:contains('Pathtype') "
                "~ * select", "OS")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Hunt parameters')")

    self.Type("css=grr-new-hunt-wizard-form label:contains('Description') "
              "~ * input:text", "my personal copy")

    self.Type("css=grr-new-hunt-wizard-form label:contains('Client rate') "
              "~ * input", "42")

    # Click on "Next" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('How to process results')")

    # Change output plugin and add another one.
    self.Click("css=grr-new-hunt-wizard-form button[name=Add]")
    self.Select("css=grr-configure-output-plugins-page select:eq(0)",
                "DummyOutputPlugin")
    self.Type("css=grr-configure-output-plugins-page "
              "label:contains('Filename Regex'):eq(0) ~ * input:text",
              "foobar!")

    # Click on "Next" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Where to run?')")

    # Replace a rule with another one.
    self.Click("css=grr-configure-rules-page button[name=Remove]")
    self.Click("css=grr-configure-rules-page button[name=Add]")
    self.Click("css=grr-configure-rules-page label:contains('Os darwin') ~ * "
               "input[type=checkbox]")

    # Click on "Next" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Review')")

    # Check that expected values are shown in the review.
    self.WaitUntil(self.IsElementPresent, "css=grr-wizard-form:contains('OS')")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('/tmp/very-evil.txt')")
    self.WaitUntil(
        self.IsElementPresent,
        "css=grr-wizard-form:contains('%s')" % transfer.GetFile.__name__)
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('DummyOutputPlugin')")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('foobar!')")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('blah!')")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('my personal copy')")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Os darwin')")
    self.WaitUntil(self.IsElementPresent, "css=grr-wizard-form:contains('42')")

    # Click on "Run" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Created Hunt')")

    hunts_root = aff4.FACTORY.Open("aff4:/hunts", token=self.token)
    hunts_list = sorted(list(hunts_root.ListChildren()), key=lambda x: x.age)

    self.assertEqual(len(hunts_list), 2)
    last_hunt = aff4.FACTORY.Open(hunts_list[-1], token=self.token)

    self.assertEqual(last_hunt.args.flow_args.pathspec.path,
                     "/tmp/very-evil.txt")
    self.assertEqual(last_hunt.args.flow_args.pathspec.pathtype, "OS")
    self.assertEqual(last_hunt.args.flow_runner_args.flow_name,
                     transfer.GetFile.__name__)

    self.assertEqual(len(last_hunt.runner_args.output_plugins), 2)
    self.assertEqual(last_hunt.runner_args.output_plugins[0].plugin_name,
                     "DummyOutputPlugin")
    self.assertEqual(
        last_hunt.runner_args.output_plugins[0].plugin_args.filename_regex,
        "foobar!")
    self.assertEqual(
        last_hunt.runner_args.output_plugins[0].plugin_args.fetch_binaries,
        False)
    self.assertEqual(last_hunt.runner_args.output_plugins[1].plugin_name,
                     "DummyOutputPlugin")
    self.assertEqual(
        last_hunt.runner_args.output_plugins[1].plugin_args.filename_regex,
        "blah!")
    self.assertEqual(
        last_hunt.runner_args.output_plugins[1].plugin_args.fetch_binaries,
        True)

    runner_args = last_hunt.runner_args
    self.assertAlmostEqual(runner_args.client_rate, 42)
    self.assertEqual(runner_args.description, "my personal copy")
    self.assertEqual(
        runner_args.client_rule_set,
        rdf_foreman.ForemanClientRuleSet(rules=[
            rdf_foreman.ForemanClientRule(os=rdf_foreman.ForemanOsClientRule(
                os_darwin=True))
        ]))

  def testCopyHuntHandlesLiteralExpressionCorrectly(self):
    """Literals are raw bytes. Testing that raw bytes are processed right."""
    literal_match = rdf_file_finder.FileFinderContentsLiteralMatchCondition(
        literal="foo\x0d\xc8bar")

    implementation.GRRHunt.StartHunt(
        hunt_name=standard.GenericHunt.__name__,
        description="model hunt",
        flow_runner_args=rdf_flows.FlowRunnerArgs(
            flow_name=file_finder.FileFinder.__name__),
        flow_args=rdf_file_finder.FileFinderArgs(
            conditions=[
                rdf_file_finder.FileFinderCondition(
                    condition_type="CONTENTS_LITERAL_MATCH",
                    contents_literal_match=literal_match)
            ],
            paths=["/tmp/evil.txt"]),
        token=self.token)

    self.Open("/#main=ManageHunts")
    self.Click("css=tr:contains('model hunt')")
    self.Click("css=button[name=CopyHunt]:not([disabled])")

    # Wait until dialog appears.
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('What to run?')")

    # Check that non-default values of sample hunt are prefilled.
    self.WaitUntilEqual("foo\\x0d\\xc8bar", self.GetValue,
                        "css=grr-new-hunt-wizard-form "
                        "label:contains('Literal') ~ * input:text")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Hunt parameters')")
    # Click on "Next" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('How to process results')")
    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Where to run?')")
    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Review')")

    # Check that the arguments summary is present.
    self.WaitUntil(
        self.IsElementPresent,
        "css=grr-wizard-form:contains('%s')" % file_finder.FileFinder.__name__)
    self.WaitUntil(self.IsTextPresent, "foo\\x0d\\xc8bar")

    # Click on "Run" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Created Hunt')")
    # Close the window and check that the hunt was created.
    self.Click("css=button.Next")

    hunts_root = aff4.FACTORY.Open("aff4:/hunts", token=self.token)
    hunts_list = sorted(list(hunts_root.ListChildren()), key=lambda x: x.age)

    self.assertEqual(len(hunts_list), 2)
    last_hunt = aff4.FACTORY.Open(hunts_list[-1], token=self.token)

    # Check that the hunt was created with a correct literal value.
    self.assertEqual(last_hunt.args.flow_runner_args.flow_name,
                     file_finder.FileFinder.__name__)
    self.assertEqual(last_hunt.args.flow_args.conditions[0]
                     .contents_literal_match.literal, "foo\x0d\xc8bar")

  def testCopyHuntPreservesRuleType(self):
    implementation.GRRHunt.StartHunt(
        hunt_name=standard.GenericHunt.__name__,
        description="model hunt",
        flow_runner_args=rdf_flows.FlowRunnerArgs(
            flow_name=transfer.GetFile.__name__),
        flow_args=transfer.GetFileArgs(pathspec=rdf_paths.PathSpec(
            path="/tmp/evil.txt",
            pathtype=rdf_paths.PathSpec.PathType.TSK,)),
        client_rule_set=rdf_foreman.ForemanClientRuleSet(
            rules=[
                rdf_foreman.ForemanClientRule(
                    rule_type=rdf_foreman.ForemanClientRule.Type.OS,
                    os=rdf_foreman.ForemanOsClientRule(os_darwin=True))
            ]),
        token=self.token)

    self.Open("/#main=ManageHunts")
    self.Click("css=tr:contains('model hunt')")
    self.Click("css=button[name=CopyHunt]:not([disabled])")

    # Wait until dialog appears.
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('What to run?')")
    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Hunt parameters')")
    # Click on "Next" button.
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('How to process results')")
    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Where to run?')")
    self.WaitUntil(self.IsElementPresent, "css=grr-new-hunt-wizard-form "
                   "label:contains('Os darwin') ~ * input:checked")

  def testRuleTypeChangeClearsItsProto(self):
    # Open up and click on View Hunts.
    self.Open("/")
    self.Click("css=a[grrtarget=hunts]")

    # Open up "New Hunt" wizard
    self.Click("css=button[name=NewHunt]")

    # Click on Filesystem item in flows list
    self.Click("css=#_Filesystem > i.jstree-icon")

    # Click on the FileFinder item in Filesystem flows list
    self.Click("link=File Finder")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Hunt parameters')")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('How to process results')")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Where to run?')")

    # Changing the rule type clears the entered data under the hood.
    self.Click("css=grr-configure-rules-page button[name=Add]")
    self.Click("css=grr-configure-rules-page div.well:nth(0) "
               "label:contains('Os windows') ~ * input[type=checkbox]")
    self.Select("css=grr-configure-rules-page div.well:nth(0) select",
                "Integer")
    self.Type("css=grr-new-hunt-wizard-form "
              "grr-form-proto-repeated-field:has(label:contains('Path')) "
              "input", "/tmp")

    # Click on "Next" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")
    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Review')")

    # Click on "Run" button
    self.Click("css=grr-new-hunt-wizard-form button.Next")

    self.WaitUntil(self.IsElementPresent,
                   "css=grr-wizard-form:contains('Created Hunt')")
    # Close the window
    self.Click("css=button.Next")

    # Check that the hunt object was actually created
    hunts_root = aff4.FACTORY.Open("aff4:/hunts", token=self.token)
    hunts_list = list(hunts_root.OpenChildren())
    self.assertEqual(len(hunts_list), 1)

    hunt = hunts_list[0]

    # Check that the hunt was created with correct rules
    rules = hunt.runner_args.client_rule_set.rules
    self.assertEqual(len(rules), 1)
    rule = rules[0]

    self.assertEqual(rule.rule_type, rdf_foreman.ForemanClientRule.Type.INTEGER)
    self.assertEqual(rule.integer.path, "/tmp")

    # Assert that the deselected union field is cleared
    self.assertFalse(rule.os.os_windows)


def main(argv):
  del argv  # Unused.
  # Run the full test suite
  unittest.main()


if __name__ == "__main__":
  flags.StartMain(main)
