terracotta/tests/test_db.py

356 lines
13 KiB
Python

# 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