def test_container_release_cores(test_db):
a = App.get_or_create('app', 'http://git.hunantv.com/group/app.git')
v = a.add_version(random_sha1())
p = Pod.create('pod', 'pod', 10, -1)
host = Host.create(p, random_ipv4(), random_string(), random_uuid(), 200, 0)
for core in host.cores:
assert core.host_id == host.id
assert core.remain == 10
containers = []
cores = sorted(host.cores, key=operator.attrgetter('label'))
for fcores, pcores in zip(chunked(cores[:100], 10), chunked(cores[100:], 10)):
used_cores = {'full': fcores, 'part': pcores}
host.occupy_cores(used_cores, 5)
c = Container.create(random_sha1(), host, v, random_string(), 'entrypoint', used_cores, 'env', nshare=5)
containers.append(c)
cores = sorted(host.cores, key=operator.attrgetter('label'))
for fcores, pcores in zip(chunked(cores[:100], 10), chunked(cores[100:], 10)):
for core in fcores:
assert core.remain == 0
for core in pcores:
assert core.remain == 5
for c in containers:
c.delete()
cores = sorted(host.cores, key=operator.attrgetter('label'))
for fcores, pcores in zip(chunked(cores[:100], 10), chunked(cores[100:], 10)):
for core in fcores:
assert core.remain == 10
for core in pcores:
assert core.remain == 10
def _create_data(core_share, max_share_core, host_count):
group = Group.create('group', 'group')
pod = Pod.create('pod', 'pod', core_share, max_share_core)
for _ in range(host_count):
host = Host.create(pod, random_ipv4(), random_string(), random_uuid(), 16, 4096)
host.assigned_to_group(group)
return group, pod
def test_get_max_container_count_single_host(test_db):
pod = Pod.create('pod', 'pod', 10, -1)
Host.create(pod, random_ipv4(), random_string(), random_uuid(), 64, 4096)
assert get_max_container_count(pod, ncore=1, nshare=0) == 64
assert get_max_container_count(pod, ncore=2, nshare=0) == 32
assert get_max_container_count(pod, ncore=3, nshare=0) == 21
assert get_max_container_count(pod, ncore=4, nshare=0) == 16
assert get_max_container_count(pod, ncore=5, nshare=0) == 12
assert get_max_container_count(pod, ncore=1, nshare=5) == 42
assert get_max_container_count(pod, ncore=2, nshare=5) == 25
def test_get_max_container_count_single_host(test_db):
pod = Pod.create('pod', 'pod', 10, -1)
Host.create(pod, random_ipv4(), random_string(), random_uuid(), 64, 4096)
assert get_max_container_count(pod, ncore=1, nshare=0) == 64
assert get_max_container_count(pod, ncore=2, nshare=0) == 32
assert get_max_container_count(pod, ncore=3, nshare=0) == 21
assert get_max_container_count(pod, ncore=4, nshare=0) == 16
assert get_max_container_count(pod, ncore=5, nshare=0) == 12
assert get_max_container_count(pod, ncore=1, nshare=5) == 42
assert get_max_container_count(pod, ncore=2, nshare=5) == 25
def test_container_transform(test_db):
a = App.get_or_create('app', 'http://git.hunantv.com/group/app.git', '')
assert a is not None
v = a.add_version(random_sha1())
v2 = a.add_version(random_sha1())
assert v is not None
assert v.app.id == a.id
assert v.name == a.name
assert len(v.containers.all()) == 0
assert len(v.tasks.all()) == 0
g = Group.create('group', 'group')
p = Pod.create('pod', 'pod')
assert p.assigned_to_group(g)
hosts = [Host.create(p, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(6)]
for host in hosts[:3]:
host.assigned_to_group(g)
assert g.get_max_containers(p, 3, 0) == 3
host_cores = g.get_free_cores(p, 3, 3, 0)
assert len(host_cores) == 3
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores) / count
for i in range(count):
cid = random_sha1()
used_cores = {'full': cores['full'][i*cores_per_container:(i+1)*cores_per_container]}
c = Container.create(cid, host, v, random_string(), 'entrypoint', used_cores, 'env')
assert c is not None
containers.append(c)
host.occupy_cores(cores, 0)
for host in g.private_hosts.all():
assert len(host.get_free_cores()[0]) == 1
assert len(host.containers.all()) == 1
assert host.count == 1
assert len(containers) == 3
assert len(v.containers.all()) == 3
cids = [c.container_id for c in containers]
for c in containers:
host = c.host
cid = c.container_id
c.transform(v2, random_sha1(), random_string())
assert c.container_id != cid
new_cids = [c.container_id for c in containers]
assert new_cids != cids
def test_network(test_db):
n = Network.create('net', '10.1.0.0/16')
assert n is not None
assert len(n.ips.all()) == 0
assert n.hostmask_string == '16'
assert n.pool_size == 65436
assert n.used_count == 0
assert n.used_gate_count == 0
assert n.gate_pool_size == 100
ip = n.acquire_ip()
assert ip is not None
assert ip.network_id == n.id
assert ip.vethname == ''
assert not ip.container_id
assert ip.hostmask == n.hostmask_string
assert ip.vlan_seq_id == n.id
assert ip.address.startswith('10.1')
assert len(n.ips.all()) == 1
assert n.pool_size == 65435
assert n.used_count == 1
ip.release()
assert len(n.ips.all()) == 0
assert n.pool_size == 65436
assert n.used_count == 0
p = Pod.create('pod', 'pod', 10, -1)
host = Host.create(p, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096)
gate = n.acquire_gateway_ip(host)
assert gate is not None
assert gate.network_id == n.id
assert gate.vlan_address.startswith('10.1.0.')
assert gate.vlan_seq_id == n.id
assert gate.name == 'vlan.%02d.br' % n.id
g = VLanGateway.get_by_host_and_network(host.id, n.id)
assert g is not None
assert g.id == gate.id
assert len(host.list_vlans()) == 1
assert n.used_gate_count == 1
assert n.gate_pool_size == 99
gate.release()
assert n.used_gate_count == 0
assert n.gate_pool_size == 100
assert VLanGateway.get_by_host_and_network(host.id, n.id) is None
assert len(host.list_vlans()) == 0
def test_get_max_container_count_single_host(test_db):
group = Group.create('group', 'group')
pod = Pod.create('pod', 'pod', 10, -1)
host = Host.create(pod, random_ipv4(), random_string(), random_uuid(), 64, 4096)
host.assigned_to_group(group)
assert get_max_container_count(group, pod, ncore=1, nshare=0) == 64
assert get_max_container_count(group, pod, ncore=2, nshare=0) == 32
assert get_max_container_count(group, pod, ncore=3, nshare=0) == 21
assert get_max_container_count(group, pod, ncore=4, nshare=0) == 16
assert get_max_container_count(group, pod, ncore=5, nshare=0) == 12
assert get_max_container_count(group, pod, ncore=1, nshare=5) == 42
assert get_max_container_count(group, pod, ncore=2, nshare=5) == 25
def test_network(test_db):
n = Network.create('net', '10.1.0.0/16')
assert n is not None
assert len(n.ips.all()) == 0
assert n.hostmask_string == '16'
assert n.pool_size == 65436
assert n.used_count == 0
assert n.used_gate_count == 0
assert n.gate_pool_size == 100
ip = n.acquire_ip()
assert ip is not None
assert ip.network_id == n.id
assert ip.vethname == ''
assert not ip.container_id
assert ip.hostmask == n.hostmask_string
assert ip.vlan_seq_id == n.id
assert ip.address.startswith('10.1')
assert len(n.ips.all()) == 1
assert n.pool_size == 65435
assert n.used_count == 1
ip.release()
assert len(n.ips.all()) == 0
assert n.pool_size == 65436
assert n.used_count == 0
p = Pod.create('pod', 'pod', 10, -1)
host = Host.create(p, random_ipv4(), random_string(prefix='host'), random_uuid(), 4, 4096)
gate = n.acquire_gateway_ip(host)
assert gate is not None
assert gate.network_id == n.id
assert gate.vlan_address.startswith('10.1.0.')
assert gate.vlan_seq_id == n.id
assert gate.name == 'vlan.%02d.br' % n.id
g = VLanGateway.get_by_host_and_network(host.id, n.id)
assert g is not None
assert g.id == gate.id
assert len(host.list_vlans()) == 1
assert n.used_gate_count == 1
assert n.gate_pool_size == 99
gate.release()
assert n.used_gate_count == 0
assert n.gate_pool_size == 100
assert VLanGateway.get_by_host_and_network(host.id, n.id) is None
assert len(host.list_vlans()) == 0
def test_occupy_and_release_cores(test_db):
g = Group.create('group', 'group')
p = Pod.create('pod', 'pod', 10, -1)
host = Host.create(p, random_ipv4(), random_string(), random_uuid(), 200, 0)
assert p.assigned_to_group(g)
assert host.assigned_to_group(g)
for core in host.cores:
assert core.host_id == host.id
assert core.remain == 10
cores = {
'full': host.cores[:100],
'part': host.cores[100:],
}
host.occupy_cores(cores, 5)
for core in host.cores[:100]:
assert core.remain == 0
for core in host.cores[100:]:
assert core.remain == 5
host.release_cores(cores, 5)
for core in host.cores:
assert core.remain == 10
host.occupy_cores(cores, 8)
for core in host.cores[:100]:
assert core.remain == 0
for core in host.cores[100:]:
assert core.remain == 2
host.release_cores(cores, 8)
for core in host.cores:
assert core.remain == 10
cores = {
'full': host.cores[:50],
'part': host.cores[50:100],
}
host.occupy_cores(cores, 8)
for core in host.cores[:50]:
assert core.remain == 0
for core in host.cores[50:100]:
assert core.remain == 2
host.release_cores(cores, 8)
for core in host.cores:
assert core.remain == 10
def test_host(test_db):
g = Group.create('group', 'group')
p = Pod.create('pod', 'pod')
assert p.assigned_to_group(g)
hosts = [Host.create(p, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(6)]
for host in hosts:
assert host is not None
assert len(host.cores.all()) == 4
assert len(host.get_free_cores()) == 4
assert len(g.private_hosts.all()) == 0
assert g.get_max_containers(p, 1) == 0
assert g.get_free_cores(p, 1, 1) == {}
for host in hosts[:3]:
host.assigned_to_group(g)
host_ids1 = {h.id for h in hosts[:3]}
host_ids2 = {h.id for h in hosts[3:]}
assert len(g.private_hosts.all()) == 3
assert g.get_max_containers(p, 1) == 12
host_cores = g.get_free_cores(p, 12, 1)
assert len(host_cores) == 3
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 4
assert len(cores) == 4
assert g.get_max_containers(p, 3) == 3
host_cores = g.get_free_cores(p, 3, 3)
assert len(host_cores) == 3
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 1
assert len(cores) == 3
assert g.get_max_containers(p, 2) == 6
host_cores = g.get_free_cores(p, 4, 2)
assert len(host_cores) == 2
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 2
assert len(cores) == 4
def test_occupy_and_release_cores(test_db):
p = Pod.create('pod', 'pod', 10, -1)
host = Host.create(p, random_ipv4(), random_string(), random_uuid(), 200,
0)
for core in host.cores:
assert core.host_id == host.id
assert core.remain == 10
cores = {
'full': host.cores[:100],
'part': host.cores[100:],
}
host.occupy_cores(cores, 5)
for core in host.cores[:100]:
assert core.remain == 0
for core in host.cores[100:]:
assert core.remain == 5
host.release_cores(cores, 5)
for core in host.cores:
assert core.remain == 10
host.occupy_cores(cores, 8)
for core in host.cores[:100]:
assert core.remain == 0
for core in host.cores[100:]:
assert core.remain == 2
host.release_cores(cores, 8)
for core in host.cores:
assert core.remain == 10
cores = {
'full': host.cores[:50],
'part': host.cores[50:100],
}
host.occupy_cores(cores, 8)
for core in host.cores[:50]:
assert core.remain == 0
for core in host.cores[50:100]:
assert core.remain == 2
host.release_cores(cores, 8)
for core in host.cores:
assert core.remain == 10
def test_container_release_cores(test_db):
a = App.get_or_create('app', 'http://git.hunantv.com/group/app.git')
v = a.add_version(random_sha1())
p = Pod.create('pod', 'pod', 10, -1)
host = Host.create(p, random_ipv4(), random_string(), random_uuid(), 200,
0)
for core in host.cores:
assert core.host_id == host.id
assert core.remain == 10
containers = []
cores = sorted(host.cores, key=operator.attrgetter('label'))
for fcores, pcores in zip(chunked(cores[:100], 10),
chunked(cores[100:], 10)):
used_cores = {'full': fcores, 'part': pcores}
host.occupy_cores(used_cores, 5)
c = Container.create(random_sha1(),
host,
v,
random_string(),
'entrypoint',
used_cores,
'env',
nshare=5)
containers.append(c)
cores = sorted(host.cores, key=operator.attrgetter('label'))
for fcores, pcores in zip(chunked(cores[:100], 10),
chunked(cores[100:], 10)):
for core in fcores:
assert core.remain == 0
for core in pcores:
assert core.remain == 5
for c in containers:
c.delete()
cores = sorted(host.cores, key=operator.attrgetter('label'))
for fcores, pcores in zip(chunked(cores[:100], 10),
chunked(cores[100:], 10)):
for core in fcores:
assert core.remain == 10
for core in pcores:
assert core.remain == 10
def create_test_suite():
appyaml = {
'appname': 'app',
'entrypoints': {
'web': {
'cmd': 'python app.py',
'ports': ['5000/tcp'],
},
'daemon': {
'cmd': 'python daemon.py',
},
'service': {
'cmd': 'python service.py'
},
},
'build': 'pip install -r ./requirements.txt',
}
app = App.get_or_create('app', 'http://git.hunantv.com/group/app.git')
version = app.add_version(random_sha1())
appconfig = version.appconfig
appconfig.update(**appyaml)
appconfig.save()
pod = Pod.create('pod', 'pod')
hosts = [
Host.create(pod, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(4)
]
containers = []
for (host, count), cores in centralized_schedule(pod, 4, 4, 0).iteritems():
cores_per_container = len(cores) / count
for i in range(count):
cid = random_sha1()
used_cores = {
'full':
cores['full'][i * cores_per_container:(i + 1) *
cores_per_container]
}
c = Container.create(cid, host, version, random_string(), 'web',
used_cores, 'env')
containers.append(c)
host.occupy_cores(cores, 0)
return app, version, pod, hosts, containers
def create_test_suite():
appyaml = {
'appname': 'app',
'entrypoints': {
'web': {
'cmd': 'python app.py',
'ports': ['5000/tcp'],
},
'daemon': {
'cmd': 'python daemon.py',
},
'service': {
'cmd': 'python service.py'
},
},
'build': 'pip install -r ./requirements.txt',
}
app = App.get_or_create('app', 'http://git.hunantv.com/group/app.git', 'token')
version = app.add_version(random_sha1())
appconfig = version.appconfig
appconfig.update(**appyaml)
appconfig.save()
group = Group.create('group', 'group')
pod = Pod.create('pod', 'pod')
pod.assigned_to_group(group)
hosts = [Host.create(pod, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(4)]
for host in hosts:
host.assigned_to_group(group)
containers = []
for (host, count), cores in group.get_free_cores(pod, 4, 4, 0).iteritems():
cores_per_container = len(cores) / count
for i in range(count):
cid = random_sha1()
used_cores = cores['full'][i*cores_per_container:(i+1)*cores_per_container]
c = Container.create(cid, host, version, random_string(), 'entrypoint', used_cores, 'env')
containers.append(c)
host.occupy_cores(cores, 0)
return app, version, group, pod, hosts, containers
def test_container(test_db):
a = App.get_or_create('app', 'http://git.hunantv.com/group/app.git', '')
assert a is not None
assert a.id == a.user_id
v = a.add_version(random_sha1())
assert v is not None
assert v.app.id == a.id
assert v.name == a.name
assert len(v.containers.all()) == 0
assert len(v.tasks.all()) == 0
g = Group.create('group', 'group')
p = Pod.create('pod', 'pod', 10, -1)
assert p.assigned_to_group(g)
hosts = [Host.create(p, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(6)]
for host in hosts[:3]:
host.assigned_to_group(g)
host_ids1 = {h.id for h in hosts[:3]}
host_ids2 = {h.id for h in hosts[3:]}
host_cores = g.get_free_cores(p, 3, 3, 0)
#测试没有碎片核的情况
#获取核
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores['full']) / count
for i in range(count):
cid = random_sha1()
used_cores = {'full': cores['full'][i*cores_per_container:(i+1)*cores_per_container]}
# not using a port
c = Container.create(cid, host, v, random_string(), 'entrypoint', used_cores, 'env')
assert c is not None
containers.append(c)
host.occupy_cores(cores, 0)
for host in g.private_hosts.all():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 1
assert len(part_cores) == 0
assert len(host.containers.all()) == 1
assert host.count == 1
assert len(containers) == 3
assert len(v.containers.all()) == 3
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.full_cores.all()) == 3
assert len(c.part_cores.all()) == 0
all_core_labels = sorted(['0', '1', '2', '3', ])
used_full_core_labels = [core.label for core in c.full_cores.all()]
used_part_core_labels = [core.label for core in c.part_cores.all()]
free_core_labels = [core.label for core in c.host.get_free_cores()[0]]
assert all_core_labels == sorted(used_full_core_labels + used_part_core_labels + free_core_labels)
#释放核
for c in containers:
c.delete()
assert len(v.containers.all()) == 0
assert g.get_max_containers(p, 3, 0) == 3
host_cores = g.get_free_cores(p, 3, 3, 0)
assert len(host_cores) == 3
for host in g.private_hosts.all():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(part_cores) == 0
assert len(host.containers.all()) == 0
assert host.count == 0
#测试有碎片的情况
#获取核
host_cores = g.get_free_cores(p, 3, 3, 4)
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores['full']) / count
for i in range(count):
cid = random_sha1()
used_cores = {'full': cores['full'][i*cores_per_container:(i+1)*cores_per_container],
'part': cores['part']}
# not using a port
c = Container.create(cid, host, v, random_string(), 'entrypoint', used_cores, 'env')
assert c is not None
containers.append(c)
host.occupy_cores(cores, 4)
for host in g.private_hosts.all():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 0
assert len(part_cores) == 1
assert part_cores[0].used == 4
assert len(host.containers.all()) == 1
assert host.count == 1
assert len(containers) == 3
assert len(v.containers.all()) == 3
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.full_cores.all()) == 3
assert len(c.part_cores.all()) == 1
all_core_labels = sorted(['0', '1', '2', '3', ])
used_full_core_labels = [core.label for core in c.full_cores.all()]
used_part_core_labels = [core.label for core in c.part_cores.all()]
free_core_labels = [core.label for core in c.host.get_free_cores()[0]]
assert all_core_labels == sorted(used_full_core_labels + used_part_core_labels + free_core_labels)
#释放核
for c in containers:
c.delete(4)
assert len(v.containers.all()) == 0
assert g.get_max_containers(p, 3, 0) == 3
host_cores = g.get_free_cores(p, 3, 3, 0)
assert len(host_cores) == 3
for host in g.private_hosts.all():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(host.containers.all()) == 0
assert host.count == 0
#获取
host_cores = g.get_free_cores(p, 6, 1, 5)
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores['full']) / count
for i in range(count):
cid = random_sha1()
used_cores = {'full': cores['full'][i*cores_per_container:(i+1)*cores_per_container],
'part': cores['part'][i:i+1]}
# not using a port
c = Container.create(cid, host, v, random_string(), 'entrypoint', used_cores, 'env')
assert c is not None
containers.append(c)
host.occupy_cores(used_cores, 5)
for host in g.private_hosts.all():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 1
assert len(part_cores) == 0
assert len(host.containers.all()) == 2
assert host.count == 2
assert len(containers) == 6
assert len(v.containers.all()) == 6
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.full_cores.all()) == 1
assert len(c.part_cores.all()) == 1
##释放核
for c in containers:
c.delete(5)
assert len(v.containers.all()) == 0
assert g.get_max_containers(p, 3, 0) == 3
host_cores = g.get_free_cores(p, 3, 3, 0)
assert len(host_cores) == 3
for host in g.private_hosts.all():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(part_cores) == 0
assert len(host.containers.all()) == 0
assert host.count == 0
#!/usr/bin/env python
# encoding: utf-8
from eru.app import create_app_with_celery
from eru.models import db, Group, Pod, Host, App
from tests.utils import random_ipv4, random_string, random_uuid, random_sha1
host_number = int(raw_input("how many hosts: "))
app, _ = create_app_with_celery
app.config['TESTING'] = True
app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql://root:@localhost:3306/erutest'
with app.app_context():
db.create_all()
a = App.get_or_create('app', 'http://git.hunantv.com/group/app.git', '')
v = a.add_version(random_sha1())
g = Group.create('group', 'group')
p = Pod.create('pod', 'pod', 10, -1)
p.assigned_to_group(g)
hosts = [Host.create(p, random_ipv4(), random_string(), random_uuid(), 24, 4096) for i in range(host_number)]
for host in hosts:
host.assigned_to_group(g)
def _create_data(core_share, max_share_core, host_count):
pod = Pod.create('pod', 'pod', core_share, max_share_core)
for _ in range(host_count):
Host.create(pod, random_ipv4(), random_string(), random_uuid(), 16, 4096)
return pod
def test_host(test_db):
p = Pod.create('pod', 'pod', 10, -1)
hosts = [
Host.create(p, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(6)
]
for host in hosts:
host.set_public()
assert host is not None
assert len(host.cores) == 4
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(part_cores) == 0
assert len(p.get_private_hosts()) == 0
assert get_max_container_count(p, 1, 0) == 0
assert centralized_schedule(p, 1, 1, 0) == {}
for host in hosts[:3]:
host.set_private()
host_ids1 = {h.id for h in hosts[:3]}
host_ids2 = {h.id for h in hosts[3:]}
assert get_max_container_count(p, 1, 0) == 12
host_cores = centralized_schedule(p, 12, 1, 0)
assert len(host_cores) == 3
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 4
assert len(cores['full']) == 4
assert get_max_container_count(p, 3, 0) == 3
host_cores = centralized_schedule(p, 3, 3, 0)
assert len(host_cores) == 3
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 1
assert len(cores['full']) == 3
assert get_max_container_count(p, 2, 0) == 6
host_cores = centralized_schedule(p, 4, 2, 0)
assert len(host_cores) == 2
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 2
assert len(cores['full']) == 4
assert get_max_container_count(p, 1, 1) == 9
host_cores = centralized_schedule(p, 3, 1, 1)
assert len(host_cores) == 1
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 3
assert len(cores['full']) == 3
assert len(cores['part']) == 3
assert get_max_container_count(p, 2, 3) == 3
host_cores = centralized_schedule(p, 3, 2, 3)
assert len(host_cores) == 3
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 1
assert len(cores['full']) == 2
assert len(cores['part']) == 1
def test_container(test_db):
a = App.get_or_create('app', 'http://git.hunantv.com/group/app.git')
assert a is not None
assert a.id == a.user_id
v = a.add_version(random_sha1())
assert v is not None
assert v.app.id == a.id
assert v.name == a.name
assert len(v.containers.all()) == 0
assert len(v.tasks.all()) == 0
p = Pod.create('pod', 'pod', 10, -1)
hosts = [
Host.create(p, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(6)
]
for host in hosts[3:]:
host.set_public()
host_ids1 = {h.id for h in hosts[:3]}
host_ids2 = {h.id for h in hosts[3:]}
host_cores = centralized_schedule(p, 3, 3, 0)
#测试没有碎片核的情况
#获取核
containers = []
for (host, count), cores in host_cores.iteritems():
host.occupy_cores(cores, 0)
cores_per_container = len(cores['full']) / count
for i in range(count):
cid = random_sha1()
used_cores = {
'full':
cores['full'][i * cores_per_container:(i + 1) *
cores_per_container]
}
c = Container.create(cid,
host,
v,
random_string(),
'entrypoint',
used_cores,
'env',
nshare=0)
assert c is not None
containers.append(c)
for host in p.get_private_hosts():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 1
assert len(part_cores) == 0
assert len(host.containers.all()) == 1
assert host.count == 1
assert len(containers) == 3
assert len(v.containers.all()) == 3
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.full_cores) == 3
assert len(c.part_cores) == 0
all_core_labels = sorted([
'0',
'1',
'2',
'3',
])
used_full_core_labels = [core.label for core in c.full_cores]
used_part_core_labels = [core.label for core in c.part_cores]
free_core_labels = [core.label for core in c.host.get_free_cores()[0]]
assert all_core_labels == sorted(used_full_core_labels +
used_part_core_labels +
free_core_labels)
#释放核
for c in containers:
c.delete()
assert len(v.containers.all()) == 0
assert get_max_container_count(p, 3, 0) == 3
host_cores = centralized_schedule(p, 3, 3, 0)
assert len(host_cores) == 3
for host in p.get_private_hosts():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(part_cores) == 0
assert len(host.containers.all()) == 0
assert host.count == 4
#测试有碎片的情况
#获取核
host_cores = centralized_schedule(p, 3, 3, 4)
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores['full']) / count
host.occupy_cores(cores, 4)
for i in range(count):
cid = random_sha1()
used_cores = {
'full':
cores['full'][i * cores_per_container:(i + 1) *
cores_per_container],
'part':
cores['part']
}
# not using a port
c = Container.create(cid,
host,
v,
random_string(),
'entrypoint',
used_cores,
'env',
nshare=4)
assert c is not None
containers.append(c)
for host in p.get_private_hosts():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 0
assert len(part_cores) == 1
assert part_cores[0].remain == 6
assert len(host.containers.all()) == 1
assert host.count == D('0.6')
assert len(containers) == 3
assert len(v.containers.all()) == 3
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.full_cores) == 3
assert len(c.part_cores) == 1
all_core_labels = sorted([
'0',
'1',
'2',
'3',
])
used_full_core_labels = [core.label for core in c.full_cores]
used_part_core_labels = [core.label for core in c.part_cores]
free_core_labels = [core.label for core in c.host.get_free_cores()[0]]
assert all_core_labels == sorted(used_full_core_labels +
used_part_core_labels +
free_core_labels)
#释放核
for c in containers:
c.delete()
assert len(v.containers.all()) == 0
assert get_max_container_count(p, 3, 0) == 3
host_cores = centralized_schedule(p, 3, 3, 0)
assert len(host_cores) == 3
for host in p.get_private_hosts():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(host.containers.all()) == 0
assert host.count == 4
#获取
host_cores = centralized_schedule(p, 6, 1, 5)
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores['full']) / count
for i in range(count):
cid = random_sha1()
used_cores = {
'full':
cores['full'][i * cores_per_container:(i + 1) *
cores_per_container],
'part':
cores['part'][i:i + 1],
}
host.occupy_cores(used_cores, 5)
# not using a port
c = Container.create(cid,
host,
v,
random_string(),
'entrypoint',
used_cores,
'env',
nshare=5)
assert c is not None
containers.append(c)
for host in p.get_private_hosts():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 1
assert len(part_cores) == 0
assert len(host.containers.all()) == 2
assert host.count == D('1')
assert len(containers) == 6
assert len(v.containers.all()) == 6
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.full_cores) == 1
assert len(c.part_cores) == 1
##释放核
for c in containers:
c.delete()
assert len(v.containers.all()) == 0
assert get_max_container_count(p, 3, 0) == 3
host_cores = centralized_schedule(p, 3, 3, 0)
assert len(host_cores) == 3
for host in p.get_private_hosts():
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(part_cores) == 0
assert len(host.containers.all()) == 0
assert host.count == 4
def test_host(test_db):
g = Group.create('group', 'group')
p = Pod.create('pod', 'pod', 10, -1)
assert p.assigned_to_group(g)
hosts = [Host.create(p, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(6)]
for host in hosts:
assert host is not None
assert len(host.cores) == 4
full_cores, part_cores = host.get_free_cores()
assert len(full_cores) == 4
assert len(part_cores) == 0
assert len(g.private_hosts.all()) == 0
assert get_max_container_count(g, p, 1, 0) == 0
assert centralized_schedule(g, p, 1, 1, 0) == {}
for host in hosts[:3]:
host.assigned_to_group(g)
host_ids1 = {h.id for h in hosts[:3]}
host_ids2 = {h.id for h in hosts[3:]}
assert len(g.private_hosts.all()) == 3
assert get_max_container_count(g, p, 1, 0) == 12
host_cores = centralized_schedule(g, p, 12, 1, 0)
assert len(host_cores) == 3
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 4
assert len(cores['full']) == 4
assert get_max_container_count(g, p, 3, 0) == 3
host_cores = centralized_schedule(g, p, 3, 3, 0)
assert len(host_cores) == 3
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 1
assert len(cores['full']) == 3
assert get_max_container_count(g, p, 2, 0) == 6
host_cores = centralized_schedule(g, p, 4, 2, 0)
assert len(host_cores) == 2
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 2
assert len(cores['full']) == 4
assert get_max_container_count(g, p, 1, 1) == 9
host_cores = centralized_schedule(g, p, 3, 1, 1)
assert len(host_cores) == 1
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 3
assert len(cores['full']) == 3
assert len(cores['part']) == 3
assert get_max_container_count(g, p, 2, 3) == 3
host_cores = centralized_schedule(g, p, 3, 2, 3)
assert len(host_cores) == 3
for (host, count), cores in host_cores.iteritems():
assert host.id in host_ids1
assert host.id not in host_ids2
assert count == 1
assert len(cores['full']) == 2
assert len(cores['part']) == 1
def test_container(test_db):
a = App.get_or_create('app', 'http://git.hunantv.com/group/app.git', '')
assert a is not None
v = a.add_version(random_sha1())
assert v is not None
assert v.app.id == a.id
assert v.name == a.name
assert len(v.containers.all()) == 0
assert len(v.tasks.all()) == 0
g = Group.create('group', 'group')
p = Pod.create('pod', 'pod')
assert p.assigned_to_group(g)
hosts = [Host.create(p, random_ipv4(), random_string(prefix='host'),
random_uuid(), 4, 4096) for i in range(6)]
for host in hosts[:3]:
host.assigned_to_group(g)
host_ids1 = {h.id for h in hosts[:3]}
host_ids2 = {h.id for h in hosts[3:]}
assert g.get_max_containers(p, 3) == 3
host_cores = g.get_free_cores(p, 3, 3)
assert len(host_cores) == 3
containers = []
for (host, count), cores in host_cores.iteritems():
cores_per_container = len(cores) / count
for i in range(count):
cid = random_sha1()
used_cores = cores[i*cores_per_container:(i+1)*cores_per_container]
# not using a port
c = Container.create(cid, host, v, random_string(), 'entrypoint', used_cores, 'env')
assert c is not None
containers.append(c)
host.occupy_cores(cores)
for host in g.private_hosts.all():
assert len(host.get_free_cores()) == 1
assert len(host.containers.all()) == 1
assert host.count == 1
assert len(containers) == 3
assert len(v.containers.all()) == 3
for c in containers:
assert c.host_id in host_ids1
assert c.host_id not in host_ids2
assert c.app.id == a.id
assert c.version.id == v.id
assert c.is_alive
assert len(c.cores.all()) == 3
all_core_labels = sorted(['0', '1', '2', '3', ])
used_core_labels = [core.label for core in c.cores.all()]
free_core_labels = [core.label for core in c.host.get_free_cores()]
assert all_core_labels == sorted(used_core_labels + free_core_labels)
for c in containers:
c.delete()
assert len(v.containers.all()) == 0
assert g.get_max_containers(p, 3) == 3
host_cores = g.get_free_cores(p, 3, 3)
assert len(host_cores) == 3
for host in g.private_hosts.all():
assert len(host.get_free_cores()) == 4
assert len(host.containers.all()) == 0
assert host.count == 0
def _create_data(core_share, max_share_core, host_count):
pod = Pod.create('pod', 'pod', core_share, max_share_core)
for _ in range(host_count):
Host.create(pod, random_ipv4(), random_string(), random_uuid(), 16,
4096)
return pod