# Copyright 2012 Anton Beloglazov # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. from mocktest import * from pyqcy import * import datetime import neat.db_utils as db_utils import logging logging.disable(logging.CRITICAL) class Db(TestCase): @qc(1) def insert_select(): db = db_utils.init_db('sqlite:///:memory:') db.vms.insert().execute(uuid='test') assert db.vms.select().execute().first()['uuid'] == 'test' db.vm_resource_usage.insert().execute(vm_id=1, cpu_mhz=1000) assert db.vm_resource_usage.select(). \ execute().first()['cpu_mhz'] == 1000 @qc(10) def select_cpu_mhz_for_vm( uuid=str_(of='abc123-', min_length=36, max_length=36), cpu_mhz=list_(of=int_(min=0, max=3000), min_length=0, max_length=10), n=int_(min=1, max=10) ): db = db_utils.init_db('sqlite:///:memory:') result = db.vms.insert().execute(uuid=uuid) vm_id = result.inserted_primary_key[0] for mhz in cpu_mhz: db.vm_resource_usage.insert().execute( vm_id=vm_id, cpu_mhz=mhz) assert db.select_cpu_mhz_for_vm(uuid, n) == cpu_mhz[-n:] @qc(10) def select_last_cpu_mhz_for_vms( vms=dict_( keys=str_(of='abc123-', min_length=36, max_length=36), values=list_(of=int_(min=1, max=3000), min_length=0, max_length=10), min_length=0, max_length=3 ) ): db = db_utils.init_db('sqlite:///:memory:') res = {} for uuid, data in vms.items(): for value in data: db.insert_vm_cpu_mhz({uuid: value}) if data: res[uuid] = data[-1] assert db.select_last_cpu_mhz_for_vms() == res @qc(10) def select_vm_id( uuid1=str_(of='abc123-', min_length=36, max_length=36), uuid2=str_(of='abc123-', min_length=36, max_length=36) ): db = db_utils.init_db('sqlite:///:memory:') result = db.vms.insert().execute(uuid=uuid1) vm_id = result.inserted_primary_key[0] assert db.select_vm_id(uuid1) == vm_id assert db.select_vm_id(uuid2) == vm_id + 1 @qc(10) def insert_vm_cpu_mhz( vms=dict_( keys=str_(of='abc123-', min_length=36, max_length=36), values=tuple_(int_(min=1, max=3000), list_(of=int_(min=1, max=3000), min_length=0, max_length=10)), min_length=0, max_length=5 ) ): db = db_utils.init_db('sqlite:///:memory:') initial_data = [] data_to_submit = {} final_data = {} for uuid, data in vms.items(): vm_id = db.select_vm_id(uuid) data_to_submit[uuid] = data[0] final_data[uuid] = list(data[1]) final_data[uuid].append(data[0]) for cpu_mhz in data[1]: initial_data.append({'vm_id': vm_id, 'cpu_mhz': cpu_mhz}) if initial_data: db.vm_resource_usage.insert().execute(initial_data) db.insert_vm_cpu_mhz(data_to_submit) for uuid, data in final_data.items(): assert db.select_cpu_mhz_for_vm(uuid, 11) == data @qc(1) def update_host(): db = db_utils.init_db('sqlite:///:memory:') db.update_host('host1', 3000, 4, 4000) hosts = db.hosts.select().execute().fetchall() assert len(hosts) == 1 host = hosts[0] assert host['hostname'] == 'host1' assert host['cpu_mhz'] == 3000 assert host['cpu_cores'] == 4 assert host['ram'] == 4000 db.update_host('host1', 3500, 8, 8000L) hosts = db.hosts.select().execute().fetchall() assert len(hosts) == 1 host = hosts[0] assert host['hostname'] == 'host1' assert host['cpu_mhz'] == 3500 assert host['cpu_cores'] == 8 assert host['ram'] == 8000L @qc(10) def select_cpu_mhz_for_host( hostname=str_(of='abc123', min_length=5, max_length=10), cpu_mhz=list_(of=int_(min=0, max=3000), min_length=0, max_length=10), n=int_(min=1, max=10) ): db = db_utils.init_db('sqlite:///:memory:') host_id = db.update_host(hostname, 1, 1, 1) for mhz in cpu_mhz: db.host_resource_usage.insert().execute( host_id=host_id, cpu_mhz=mhz) assert db.select_cpu_mhz_for_host(hostname, n) == cpu_mhz[-n:] @qc(10) def select_last_cpu_mhz_for_hosts( hosts=dict_( keys=str_(of='abc123', min_length=5, max_length=10), values=list_(of=int_(min=1, max=3000), min_length=0, max_length=10), min_length=0, max_length=3 ) ): db = db_utils.init_db('sqlite:///:memory:') res = {} for hostname, data in hosts.items(): db.update_host(hostname, 1, 1, 1) for value in data: db.insert_host_cpu_mhz(hostname, value) if data: res[hostname] = data[-1] else: res[hostname] = 0 assert db.select_last_cpu_mhz_for_hosts() == res @qc(10) def insert_host_cpu_mhz( hostname=str_(of='abc123', min_length=5, max_length=10), cpu_mhz=list_(of=int_(min=0, max=3000), min_length=1, max_length=10) ): db = db_utils.init_db('sqlite:///:memory:') db.update_host(hostname, 1, 1, 1) for value in cpu_mhz: db.insert_host_cpu_mhz(hostname, value) assert db.select_cpu_mhz_for_host(hostname, len(cpu_mhz)) == cpu_mhz @qc(1) def select_host_characteristics(): db = db_utils.init_db('sqlite:///:memory:') assert db.select_host_characteristics() == ({}, {}, {}) db.update_host('host1', 3000, 4, 4000) db.update_host('host2', 3500, 8, 8000) assert db.select_host_characteristics() == \ ({'host1': 3000, 'host2': 3500}, {'host1': 4, 'host2': 8}, {'host1': 4000, 'host2': 8000}) @qc(1) def select_host_id(): db = db_utils.init_db('sqlite:///:memory:') host1_id = db.hosts.insert().execute( hostname='host1', cpu_mhz=1, cpu_cores=1, ram=1).inserted_primary_key[0] host2_id = db.hosts.insert().execute( hostname='host2', cpu_mhz=1, cpu_cores=1, ram=1).inserted_primary_key[0] assert db.select_host_id('host1') == host1_id assert db.select_host_id('host2') == host2_id @qc(1) def select_host_ids(): db = db_utils.init_db('sqlite:///:memory:') assert db.select_host_ids() == {} hosts = {} hosts['host1'] = db.update_host('host1', 1, 1, 1) hosts['host2'] = db.update_host('host2', 1, 1, 1) assert db.select_host_ids() == hosts @qc(1) def cleanup_vm_resource_usage( uuid=str_(of='abc123-', min_length=36, max_length=36) ): db = db_utils.init_db('sqlite:///:memory:') result = db.vms.insert().execute(uuid=uuid) vm_id = result.inserted_primary_key[0] time = datetime.datetime.today() for i in range(10): db.vm_resource_usage.insert().execute( vm_id=1, cpu_mhz=i, timestamp=time.replace(second=i)) assert db.select_cpu_mhz_for_vm(uuid, 100) == range(10) db.cleanup_vm_resource_usage(time.replace(second=5)) assert db.select_cpu_mhz_for_vm(uuid, 100) == range(5, 10) @qc(1) def cleanup_host_resource_usage( hostname=str_(of='abc123', min_length=5, max_length=10) ): db = db_utils.init_db('sqlite:///:memory:') host_id = db.update_host(hostname, 1, 1, 1) time = datetime.datetime.today() for i in range(10): db.host_resource_usage.insert().execute( host_id=1, cpu_mhz=i, timestamp=time.replace(second=i)) assert db.select_cpu_mhz_for_host(hostname, 100) == range(10) db.cleanup_host_resource_usage(time.replace(second=5)) assert db.select_cpu_mhz_for_host(hostname, 100) == range(5, 10) def test_insert_host_states(self): db = db_utils.init_db('sqlite:///:memory:') hosts = {} hosts['host1'] = db.update_host('host1', 1, 1, 1) hosts['host2'] = db.update_host('host2', 1, 1, 1) db.insert_host_states({'host1': 0, 'host2': 1}) db.insert_host_states({'host1': 0, 'host2': 0}) db.insert_host_states({'host1': 1, 'host2': 1}) result = db.host_states.select().execute().fetchall() host1 = [x[3] for x in sorted(filter( lambda x: x[1] == hosts['host1'], result), key=lambda x: x[0])] self.assertEqual(host1, [0, 0, 1]) host2 = [x[3] for x in sorted(filter( lambda x: x[1] == hosts['host2'], result), key=lambda x: x[0])] self.assertEqual(host2, [1, 0, 1]) @qc(10) def select_host_states( hosts=dict_( keys=str_(of='abc123', min_length=1, max_length=5), values=list_(of=int_(min=0, max=1), min_length=0, max_length=10), min_length=0, max_length=3 ) ): db = db_utils.init_db('sqlite:///:memory:') res = {} for host, data in hosts.items(): db.update_host(host, 1, 1, 1) for state in data: db.insert_host_states({host: state}) if data: res[host] = data[-1] else: res[host] = 1 assert db.select_host_states() == res @qc(10) def select_active_hosts( hosts=dict_( keys=str_(of='abc123', min_length=1, max_length=5), values=list_(of=int_(min=0, max=1), min_length=0, max_length=10), min_length=0, max_length=3 ) ): db = db_utils.init_db('sqlite:///:memory:') res = [] for host, data in hosts.items(): db.update_host(host, 1, 1, 1) for state in data: db.insert_host_states({host: state}) if data and data[-1] == 1 or not data: res.append(host) assert set(db.select_active_hosts()) == set(res) @qc(10) def select_inactive_hosts( hosts=dict_( keys=str_(of='abc123', min_length=1, max_length=5), values=list_(of=int_(min=0, max=1), min_length=0, max_length=10), min_length=0, max_length=3 ) ): hosts = {'1ab': [0], '3222': [0, 0, 1, 1, 1, 1, 0, 0], 'b222b': [0, 0, 1, 1, 1, 0, 1]} db = db_utils.init_db('sqlite:///:memory:') res = [] for host, data in hosts.items(): db.update_host(host, 1, 1, 1) for state in data: db.insert_host_states({host: state}) if data and data[-1] == 0: res.append(host) assert set(db.select_inactive_hosts()) == set(res) def test_insert_host_overload(self): db = db_utils.init_db('sqlite:///:memory:') hosts = {} hosts['host1'] = db.update_host('host1', 1, 1, 1) hosts['host2'] = db.update_host('host2', 1, 1, 1) db.insert_host_overload('host2', False) db.insert_host_overload('host1', True) db.insert_host_overload('host1', False) db.insert_host_overload('host2', True) result = db.host_overload.select().execute().fetchall() host1 = [x[3] for x in sorted(filter( lambda x: x[1] == hosts['host1'], result), key=lambda x: x[0])] self.assertEqual(host1, [1, 0]) host2 = [x[3] for x in sorted(filter( lambda x: x[1] == hosts['host2'], result), key=lambda x: x[0])] self.assertEqual(host2, [0, 1]) @qc(1) def insert_select(): db = db_utils.init_db('sqlite:///:memory:') db.vms.insert().execute(uuid='x' * 36).inserted_primary_key[0] vm_id = db.vms.insert().execute(uuid='vm' * 18).inserted_primary_key[0] host_id = db.update_host('host', 1, 1, 1) db.insert_vm_migration('vm' * 18, 'host') result = db.vm_migrations.select().execute().first() assert result[1] == vm_id assert result[2] == host_id