# -*- coding: utf-8 -*-

# vim:set expandtab tabstop=4 shiftwidth=4:

"""

Tests portant sur la classe VigiboardRequest.

"""

from nose.tools import assert_true

from datetime import datetime

import tg

import transaction

from vigiboard.model import DBSession, \

    Event, EventHistory, CorrEvent, \

    Permission, User, StateName, \

    Host, HostGroup, ServiceLowLevel, ServiceGroup

from vigiboard.tests import TestController

from vigiboard.controllers.vigiboardrequest import VigiboardRequest

from vigiboard.controllers.vigiboard_plugin.tests import MonPlugin

class TestVigiboardRequest(TestController):

    """Test de la classe Vigiboard Request"""

    def setUp(self):

        """Création de données pour le test."""

        super(TestVigiboardRequest, self).setUp()

        # Les noms d'états.

        DBSession.add(StateName(statename=u'OK', order=0))

        DBSession.add(StateName(statename=u'WARNING', order=2))

        DBSession.flush()

        transaction.commit()

        # On peuple la base de données.

        # Les groupes et leurs dépendances

        self.hosteditors = HostGroup(name=u'editorsgroup')

        DBSession.add(self.hosteditors)

        self.hostmanagers = HostGroup(name=u'managersgroup',

            parent=self.hosteditors)

        DBSession.add(self.hostmanagers)

        self.serviceeditors = ServiceGroup(name=u'editorsgroup')

        DBSession.add(self.serviceeditors)

        self.servicemanagers = ServiceGroup(name=u'managersgroup',

            parent=self.serviceeditors)

        DBSession.add(self.servicemanagers)

        DBSession.flush()

        manage_perm = Permission.by_permission_name(u'manage')

        edit_perm = Permission.by_permission_name(u'edit')

        self.hostmanagers.permissions.append(manage_perm)

        self.hosteditors.permissions.append(edit_perm)

        self.servicemanagers.permissions.append(manage_perm)

        self.serviceeditors.permissions.append(edit_perm)

        DBSession.flush()

        # Création des hôtes de test.

        host_template = {

            'checkhostcmd': u'halt',

            'snmpcommunity': u'public',

            'hosttpl': u'/dev/null',

            'mainip': u'192.168.1.1',

            'snmpport': 42,

            'weight': 42,

        }

        managerhost = Host(name=u'managerhost', **host_template)

        editorhost = Host(name=u'editorhost', **host_template)

        DBSession.add(managerhost)

        DBSession.add(editorhost)

        # Création des services techniques de test.

        service_template = {

            'command': u'halt',

            'op_dep': u'+',

            'weight': 42,

        }

        service1 = ServiceLowLevel(

            host=managerhost,

            servicename=u'managerservice',

            **service_template

        )

        service2 = ServiceLowLevel(

            host=editorhost,

            servicename=u'managerservice',

            **service_template

        )

        service3 = ServiceLowLevel(

            host=managerhost,

            servicename=u'editorservice',

            **service_template

        )

        service4 = ServiceLowLevel(

            host=editorhost,

            servicename=u'editorservice',

            **service_template

        )

        DBSession.add(service1)

        DBSession.add(service2)

        DBSession.add(service3)

        DBSession.add(service4)

        DBSession.flush()

        # Affectation des hôtes/services aux groupes.

        self.hosteditors.hosts.append(editorhost)

        self.hostmanagers.hosts.append(managerhost)

        self.servicemanagers.services.append(service1)

        self.servicemanagers.services.append(service2)

        self.serviceeditors.services.append(service3)

        self.serviceeditors.services.append(service4)

        DBSession.flush()

        # Les événements eux-mêmes

        event_template = {

            'message': u'foo',

            'current_state': StateName.statename_to_value(u'WARNING'),

        }

        event1 = Event(supitem=service1, **event_template)

        event2 = Event(supitem=service2, **event_template)

        event3 = Event(supitem=service3, **event_template)

        event4 = Event(supitem=service4, **event_template)

        DBSession.add(event1)

        DBSession.add(event2)

        DBSession.add(event3)

        DBSession.add(event4)

        DBSession.flush()

        # Les historiques

        DBSession.add(EventHistory(type_action=u'Nagios update state',

            idevent=event1.idevent, timestamp=datetime.now()))

        DBSession.add(EventHistory(type_action=u'Acknowlegement change state',

            idevent=event1.idevent, timestamp=datetime.now()))

        DBSession.add(EventHistory(type_action=u'Nagios update state',

            idevent=event2.idevent, timestamp=datetime.now()))

        DBSession.add(EventHistory(type_action=u'Acknowlegement change state',

            idevent=event2.idevent, timestamp=datetime.now()))

        DBSession.add(EventHistory(type_action=u'Nagios update state',

            idevent=event3.idevent, timestamp=datetime.now()))

        DBSession.add(EventHistory(type_action=u'Acknowlegement change state',

            idevent=event3.idevent, timestamp=datetime.now()))

        DBSession.add(EventHistory(type_action=u'Nagios update state',

            idevent=event4.idevent, timestamp=datetime.now()))

        DBSession.add(EventHistory(type_action=u'Acknowlegement change state',

            idevent=event4.idevent, timestamp=datetime.now()))

        DBSession.flush()

        # Les événements corrélés

        aggregate_template = {

            'timestamp_active': datetime.now(),

            'priority': 1,

            'status': u'None',

        }

        self.aggregate1 = CorrEvent(

            idcause=event1.idevent, **aggregate_template)

        self.aggregate2 = CorrEvent(

            idcause=event4.idevent, **aggregate_template)

        self.aggregate1.events.append(event1)

        self.aggregate1.events.append(event3)

        self.aggregate2.events.append(event4)

        self.aggregate2.events.append(event2)

        DBSession.add(self.aggregate1)

        DBSession.add(self.aggregate2)

        DBSession.flush()

        transaction.commit()

    def tearDown(self):

        """Destruction des données temporaires du test."""

        # This operation is only necessary for DBMS which are

        # really strict about table locks, such as PostgreSQL.

        # For our tests, we use an (in-memory) SQLite database,

        # so we're unaffected. This is done only for completeness.

        TestController.tearDown(self)

    def test_request_creation(self):

        """Génération d'une requête avec plugin et permissions."""

        # On indique qui on est et on requête l'index pour obtenir

        # toutes les variables de sessions

        environ = {'REMOTE_USER': 'editor'}

        response = self.app.get('/', extra_environ=environ)

        tg.request = response.request

        # Derrière, VigiboardRequest doit charger le plugin de tests tout seul

        tg.config['vigiboard_plugins'] = [['tests', 'MonPlugin']]

        vigi_req = VigiboardRequest(User.by_user_name(u'editor'))

        # On effectue les tests suivants :

        #   le nombre de lignes (historique et événements) doivent

        #       correspondre (vérification des droits imposés par les groupes)

        #   le plugin fonctionne correctement

        num_rows = vigi_req.num_rows()

        assert_true(num_rows == 1, msg = "1 historique devrait " +

                "etre disponible pour l'utilisateur 'editor' mais il " +

                "y en a %d" % num_rows)

        vigi_req.format_events(0, 10)

        vigi_req.format_history()

        assert_true(len(vigi_req.events) == 1 + 1,

                msg = "1 evenement devrait etre disponible pour " +

                        "l'utilisateur 'editor' mais il y en a %d" %

                        (len(vigi_req.events) - 1))

        assert_true(vigi_req.events[1][6][0][0] != 'Error', 

                    msg = "Probleme d'execution des plugins ou de " +

                        "formatage des evenements") 

        # On recommence les tests précédents avec l'utilisateur

        # manager (plus de droits)

        environ = {'REMOTE_USER': 'manager'}

        response = self.app.get('/', extra_environ=environ)

        tg.request = response.request

        vigi_req = VigiboardRequest(User.by_user_name(u'manager'))

        vigi_req.add_plugin(MonPlugin)

        num_rows = vigi_req.num_rows()

        assert_true(num_rows == 2, 

                msg = "2 historiques devraient etre disponibles pour " +

                        "l'utilisateur 'manager' mais il y en a %d" % num_rows)

        vigi_req.format_events(0, 10)

        vigi_req.format_history()

        assert_true(len(vigi_req.events) == 2 + 1, 

                msg = "2 evenements devraient être disponibles pour " +

                        "l'utilisateur 'manager' mais il y en a %d" %

                        (len(vigi_req.events) - 1))

        assert_true(vigi_req.events[1][6][0][0] != 'Error', 

                msg = "Probleme d'execution des plugins")