def test_get_numa_node_cpus(self):
host_cpu = {'numa_node0': '0-5,12-17',
'numa_node1': '6-11,18-23'}
node0_cpus = range(0, 6) + range(12, 18)
node1_cpus = range(6, 12) + range(18, 24)
real_numa_cpus = utils.get_numa_node_cpus(host_cpu)
expect_numa_cpus = {'numa_node0': node0_cpus,
'numa_node1': node1_cpus, }
self.assertEqual(real_numa_cpus, expect_numa_cpus)
host_cpu = {'numa_node0': '0-5,12-17'}
node0_cpus = range(0, 6) + range(12, 18)
real_numa_cpus = utils.get_numa_node_cpus(host_cpu)
expect_numa_cpus = {'numa_node0': node0_cpus}
self.assertEqual(real_numa_cpus, expect_numa_cpus)
host_cpu = {'numa_node1': '6-11,18-23'}
node1_cpus = range(6, 12) + range(18, 24)
real_numa_cpus = utils.get_numa_node_cpus(host_cpu)
expect_numa_cpus = {'numa_node1': node1_cpus, }
self.assertEqual(real_numa_cpus, expect_numa_cpus)
host_cpu = {}
real_numa_cpus = utils.get_numa_node_cpus(host_cpu)
expect_numa_cpus = {}
self.assertEqual(real_numa_cpus, expect_numa_cpus)
def test_get_numa_node_cpus(self):
host_cpu = {'numa_node0': '0-5,12-17', 'numa_node1': '6-11,18-23'}
node0_cpus = range(0, 6) + range(12, 18)
node1_cpus = range(6, 12) + range(18, 24)
real_numa_cpus = utils.get_numa_node_cpus(host_cpu)
expect_numa_cpus = {
'numa_node0': node0_cpus,
'numa_node1': node1_cpus,
}
self.assertEqual(real_numa_cpus, expect_numa_cpus)
host_cpu = {'numa_node0': '0-5,12-17'}
node0_cpus = range(0, 6) + range(12, 18)
real_numa_cpus = utils.get_numa_node_cpus(host_cpu)
expect_numa_cpus = {'numa_node0': node0_cpus}
self.assertEqual(real_numa_cpus, expect_numa_cpus)
host_cpu = {'numa_node1': '6-11,18-23'}
node1_cpus = range(6, 12) + range(18, 24)
real_numa_cpus = utils.get_numa_node_cpus(host_cpu)
expect_numa_cpus = {
'numa_node1': node1_cpus,
}
self.assertEqual(real_numa_cpus, expect_numa_cpus)
host_cpu = {}
real_numa_cpus = utils.get_numa_node_cpus(host_cpu)
expect_numa_cpus = {}
self.assertEqual(real_numa_cpus, expect_numa_cpus)
def allocate_dvs_cpus(host_detail):
dvs_cpu_sets = {}
host_interfaces = host_detail.get('interfaces')
if not host_interfaces:
return dvs_cpu_sets
dvs_interfaces = utils.get_dvs_interfaces(host_interfaces)
if not dvs_interfaces:
return dvs_cpu_sets
host_id = host_detail.get('id')
host_hw_info = {'system': '', 'memory': '',
'cpu': '', 'disks': '', 'interfaces': '',
'pci': '', 'devices': ''}
host_obj = host_detail
for f in host_hw_info:
host_hw_info[f] = host_obj.get(f)
numa_cpus = utils.get_numa_node_cpus(host_hw_info.get('cpu', {}))
LOG.info("Get DVS cpusets of host '%s'", host_id)
dvs_cpu_sets = get_dvs_cpusets(numa_cpus,
host_detail,
host_hw_info)
return dvs_cpu_sets
def allocate_clc_cpus(host_detail):
pci_cpu_sets = {}
if 'COMPUTER' not in host_detail.get('role', []):
return pci_cpu_sets
host_interfaces = host_detail.get('interfaces')
host_hw_info = {'system': '', 'memory': '',
'cpu': '', 'disks': '', 'interfaces': '',
'pci': '', 'devices': ''}
host_obj = host_detail
for f in host_hw_info:
host_hw_info[f] = host_obj.get(f)
host_id = host_detail.get('id')
clc_pci_list = utils.get_clc_pci_info(host_hw_info['pci'].values())
if not clc_pci_list:
return pci_cpu_sets
else:
LOG.info("CLC card pci number: '%s'", clc_pci_list)
numa_cpus = utils.get_numa_node_cpus(host_hw_info.get('cpu', {}))
LOG.info("Get CLC cpusets of host '%s'", host_id)
device_numa = {}
for device in host_hw_info['devices'].values():
device_numa.update(device)
(status, pci_cpu_sets) = pci_get_cpu_sets(numa_cpus,
device_numa,
clc_pci_list)
if status['rc'] != 0:
msg = "Get CLC cpu sets for host '%s' failed,\
detail error is '%s'"\
% (host_id, status['msg'])
LOG.error(msg)
return pci_cpu_sets
def check_isomorphic_host(self, compute_list, host_info):
new_interfaces = host_info.interfaces
host_numa_cpus = utils.get_numa_node_cpus((host_info.cpu or {}))
memory_size_b_str = str(host_info.memory['total'])
memory_size_b_int = int(memory_size_b_str.strip().split()[0])
for compute_host in compute_list:
new_interface_count = len([
interface for interface in new_interfaces
if interface['type'] == "ether"
])
compute_interface_count = len([
interface for interface in compute_host.interfaces
if interface['type'] == "ether"
])
if new_interface_count != compute_interface_count:
msg = "%s and new host interface number are different" %\
(compute_host.name)
LOG.warning(msg)
continue
if host_info.cpu['total'] != compute_host.cpu['total']:
msg = "%s and new host cpu total numbers are different" %\
(compute_host.name)
LOG.warning(msg)
continue
compute_numa_cpus = utils.get_numa_node_cpus((compute_host.cpu
or {}))
if compute_numa_cpus != host_numa_cpus:
msg = "%s and new host numa cpus are different" %\
compute_host.name
LOG.warning(msg)
continue
active_compu_memory_str = str(compute_host.memory['total'])
active_compu_memory_size =\
int(active_compu_memory_str.strip().split()[0])
# host memory can't be lower than the installed host memory size-1G
if memory_size_b_int < active_compu_memory_size - 1024 * 1024:
msg = "new host memory is lower than %s" % compute_host.name
LOG.warning(msg)
continue
is_isomorphic = self._check_interface_isomorphic(
new_interfaces, compute_host)
if is_isomorphic:
return compute_host
return False
def check_isomorphic_host(self, compute_list, host_info):
new_interfaces = host_info.interfaces
host_numa_cpus = utils.get_numa_node_cpus((host_info.cpu or {}))
memory_size_b_str = str(host_info.memory['total'])
memory_size_b_int = int(memory_size_b_str.strip().split()[0])
for compute_host in compute_list:
new_interface_count = len(
[interface for interface in
new_interfaces if interface['type'] == "ether"])
compute_interface_count = len(
[interface for interface in
compute_host.interfaces if interface['type'] == "ether"])
if new_interface_count != compute_interface_count:
msg = "%s and new host interface number are different" %\
(compute_host.name)
LOG.warning(msg)
continue
if host_info.cpu['total'] != compute_host.cpu['total']:
msg = "%s and new host cpu total numbers are different" %\
(compute_host.name)
LOG.warning(msg)
continue
compute_numa_cpus = utils.get_numa_node_cpus(
(compute_host.cpu or {}))
if compute_numa_cpus != host_numa_cpus:
msg = "%s and new host numa cpus are different" %\
compute_host.name
LOG.warning(msg)
continue
active_compu_memory_str = str(compute_host.memory['total'])
active_compu_memory_size =\
int(active_compu_memory_str.strip().split()[0])
# host memory can't be lower than the installed host memory size-1G
if memory_size_b_int < active_compu_memory_size - 1024 * 1024:
msg = "new host memory is lower than %s" % compute_host.name
LOG.warning(msg)
continue
is_isomorphic = self._check_interface_isomorphic(
new_interfaces, compute_host)
if is_isomorphic:
return compute_host
return False
def allocate_dvs_cpus(host_detail, num):
dvs_cpu_sets = {}
host_interfaces = host_detail.get('interfaces')
if not host_interfaces:
return dvs_cpu_sets
# 'vswitch_type' in interface and
# interface['vswitch_type'] == 'dvs'
dvs_interfaces = utils.get_dvs_interfaces(host_interfaces)
if not dvs_interfaces:
return dvs_cpu_sets
# extract host_hw_info out from host_detail
host_hw_info = {
'id': '',
'system': '',
'memory': '',
'cpu': '',
'disks': '',
'interfaces': '',
'pci': '',
'devices': ''
}
host_obj = host_detail
for f in host_hw_info:
host_hw_info[f] = host_obj.get(f)
# Given host_hw_info.get('cpu', {}) =
# host_cpu = {"numa_node0": "0-7,16-23",
# "numa_node1": "8-15,24-31"}
# then get_numa_node_cpus will return cpu id list as follows:
# {'numa_node0': [0,1,2,3,4,5,6,7, 16,17,18,19,20,21,22,23],
# 'numa_node1': [8,9,10,11,12,13,14,15, 24,25,26,27,28,29,30,31]}
numa_cpus = utils.get_numa_node_cpus(host_hw_info.get('cpu', {}))
LOG.info("Get DVS cpusets of host '%s'" % host_hw_info.get('id'))
dvs_cpu_sets = get_dvs_cpusets(numa_cpus, dvs_interfaces, host_hw_info,
num)
return dvs_cpu_sets