def get_stats(self):
"""Retrieves stats from nova"""
keystone = self.get_keystone()
tenant_list = keystone.tenants.list()
data = { self.prefix: { 'cluster': { 'config': {} }, } }
client = NovaClient('2', self.username, self.password, self.tenant, self.auth_url)
for tenant in tenant_list:
# FIX: nasty but works for now (tenant.id not being taken below :()
client.tenant_id = tenant.id
data[self.prefix]["tenant-%s" % tenant.name] = { 'limits': {}, 'quotas': {} }
data_tenant = data[self.prefix]["tenant-%s" % tenant.name]
# Get absolute limits for tenant
limits = client.limits.get(tenant_id=tenant.id).absolute
for limit in limits:
if 'ram' in limit.name.lower():
limit.value = limit.value * 1024.0 * 1024.0
data_tenant['limits'][limit.name] = limit.value
# Quotas for tenant
quotas = client.quotas.get(tenant.id)
for item in ('cores', 'fixed_ips', 'floating_ips', 'instances',
'key_pairs', 'ram', 'security_groups'):
if item == 'ram':
setattr(quotas, item, getattr(quotas, item) * 1024 * 1024)
data_tenant['quotas'][item] = getattr(quotas, item)
# Cluster allocation / reserved values
for item in ('AllocationRatioCores', 'AllocationRatioRam',
'ReservedNodeCores', 'ReservedNodeRamMB',
'ReservedCores', 'ReservedRamMB'):
data[self.prefix]['cluster']['config'][item] = getattr(self, item)
# Hypervisor information
hypervisors = client.hypervisors.list()
for hypervisor in hypervisors:
name = "hypervisor-%s" % hypervisor.hypervisor_hostname
data[self.prefix][name] = {}
for item in ('current_workload', 'free_disk_gb', 'free_ram_mb',
'hypervisor_version', 'memory_mb', 'memory_mb_used',
'running_vms', 'vcpus', 'vcpus_used'):
data[self.prefix][name][item] = getattr(hypervisor, item)
data[self.prefix][name]['memory_mb_overcommit'] = \
data[self.prefix][name]['memory_mb'] * data[self.prefix]['cluster']['config']['AllocationRatioRam']
data[self.prefix][name]['memory_mb_overcommit_withreserve'] = \
data[self.prefix][name]['memory_mb_overcommit'] - data[self.prefix]['cluster']['config']['ReservedNodeRamMB']
data[self.prefix][name]['vcpus_overcommit'] = \
data[self.prefix][name]['vcpus'] * data[self.prefix]['cluster']['config']['AllocationRatioCores']
data[self.prefix][name]['vcpus_overcommit_withreserve'] = \
data[self.prefix][name]['vcpus_overcommit'] - data[self.prefix]['cluster']['config']['ReservedNodeCores']
return data
def get_stats(self):
"""Retrieves stats from nova"""
keystone = self.get_keystone()
tenant_list = keystone.tenants.list()
data = {
self.prefix: {
'cluster': {
'config': {}
},
}
}
client = NovaClient('2', self.username, self.password, self.tenant,
self.auth_url)
for tenant in tenant_list:
# FIX: nasty but works for now (tenant.id not being taken below :()
client.tenant_id = tenant.id
data[self.prefix]["tenant-%s" % tenant.name] = {
'limits': {},
'quotas': {}
}
data_tenant = data[self.prefix]["tenant-%s" % tenant.name]
# Get absolute limits for tenant
limits = client.limits.get(tenant_id=tenant.id).absolute
for limit in limits:
if 'ram' in limit.name.lower():
limit.value = limit.value * 1024.0 * 1024.0
data_tenant['limits'][limit.name] = limit.value
# Quotas for tenant
quotas = client.quotas.get(tenant.id)
for item in ('cores', 'fixed_ips', 'floating_ips', 'instances',
'key_pairs', 'ram', 'security_groups'):
if item == 'ram':
setattr(quotas, item, getattr(quotas, item) * 1024 * 1024)
data_tenant['quotas'][item] = getattr(quotas, item)
# Cluster allocation / reserved values
for item in ('AllocationRatioCores', 'AllocationRatioRam',
'ReservedNodeCores', 'ReservedNodeRamMB', 'ReservedCores',
'ReservedRamMB'):
data[self.prefix]['cluster']['config'][item] = getattr(self, item)
# Hypervisor information
hypervisors = client.hypervisors.list()
for hypervisor in hypervisors:
name = "hypervisor-%s" % hypervisor.hypervisor_hostname
data[self.prefix][name] = {}
for item in ('current_workload', 'free_disk_gb', 'free_ram_mb',
'hypervisor_version', 'memory_mb', 'memory_mb_used',
'running_vms', 'vcpus', 'vcpus_used'):
data[self.prefix][name][item] = getattr(hypervisor, item)
data[self.prefix][name]['memory_mb_overcommit'] = \
data[self.prefix][name]['memory_mb'] * data[self.prefix]['cluster']['config']['AllocationRatioRam']
data[self.prefix][name]['memory_mb_overcommit_withreserve'] = \
data[self.prefix][name]['memory_mb_overcommit'] - data[self.prefix]['cluster']['config']['ReservedNodeRamMB']
data[self.prefix][name]['vcpus_overcommit'] = \
data[self.prefix][name]['vcpus'] * data[self.prefix]['cluster']['config']['AllocationRatioCores']
data[self.prefix][name]['vcpus_overcommit_withreserve'] = \
data[self.prefix][name]['vcpus_overcommit'] - data[self.prefix]['cluster']['config']['ReservedNodeCores']
return data
def get_stats(self):
"""Retrieves stats from nova"""
keystone = self.get_keystone()
data = {
self.prefix: {
'cluster': {
'config': {}
},
}
}
if getattr(self, 'region') is None:
client = NovaClient('2', self.username, self.password, self.tenant,
self.auth_url)
else:
client = NovaClient('2',
self.username,
self.password,
self.tenant,
self.auth_url,
region_name=self.region)
if getattr(self, 'notenants') == False:
tenant_list = keystone.tenants.list()
for tenant in tenant_list:
# FIX: nasty but works for now (tenant.id not being taken below :()
client.tenant_id = tenant.id
data[self.prefix]["tenant-%s" % tenant.name] = {
'limits': {},
'quotas': {}
}
data_tenant = data[self.prefix]["tenant-%s" % tenant.name]
# Get absolute limits for tenant
limits = client.limits.get(tenant_id=tenant.id).absolute
for limit in limits:
if 'ram' in limit.name.lower():
limit.value = limit.value * 1024.0 * 1024.0
data_tenant['limits'][limit.name] = limit.value
# Quotas for tenant
quotas = client.quotas.get(tenant.id)
for item in ('cores', 'fixed_ips', 'floating_ips', 'instances',
'key_pairs', 'ram', 'security_groups'):
if item == 'ram':
setattr(quotas, item,
getattr(quotas, item) * 1024 * 1024)
data_tenant['quotas'][item] = getattr(quotas, item)
# Cluster allocation / reserved values
for item in ('AllocationRatioCores', 'AllocationRatioRam',
'ReservedNodeCores', 'ReservedNodeRamMB', 'ReservedCores',
'ReservedRamMB'):
data[self.prefix]['cluster']['config'][item] = getattr(self, item)
# Hypervisor information
hypervisors = client.hypervisors.list()
for hypervisor in hypervisors:
name = "hypervisor-%s" % hypervisor.hypervisor_hostname
data[self.prefix][name] = {}
for item in ('current_workload', 'free_disk_gb', 'free_ram_mb',
'hypervisor_version', 'memory_mb', 'memory_mb_used',
'running_vms', 'vcpus', 'vcpus_used'):
data[self.prefix][name][item] = getattr(hypervisor, item)
data[self.prefix][name]['memory_mb_overcommit'] = \
data[self.prefix][name]['memory_mb'] * data[self.prefix]['cluster']['config']['AllocationRatioRam']
data[self.prefix][name]['memory_mb_overcommit_withreserve'] = \
data[self.prefix][name]['memory_mb_overcommit'] - data[self.prefix]['cluster']['config']['ReservedNodeRamMB']
data[self.prefix][name]['vcpus_overcommit'] = \
data[self.prefix][name]['vcpus'] * data[self.prefix]['cluster']['config']['AllocationRatioCores']
data[self.prefix][name]['vcpus_overcommit_withreserve'] = \
data[self.prefix][name]['vcpus_overcommit'] - data[self.prefix]['cluster']['config']['ReservedNodeCores']
# NOTE(flwang): Below data will do the similar thing as above, but only
# for windows host.
aggregates = client.aggregates.list()
for aggregate in aggregates:
if aggregate.metadata.get('os_distro', None) == 'windows':
for host in aggregate.hosts:
for hypervisor in hypervisors:
if hypervisor.hypervisor_hostname.startswith(host):
name = "windows-hypervisor-%s" % hypervisor.hypervisor_hostname
data[self.prefix][name] = {}
for item in ('current_workload', 'free_disk_gb',
'free_ram_mb', 'hypervisor_version',
'memory_mb', 'memory_mb_used',
'running_vms', 'vcpus', 'vcpus_used'):
data[self.prefix][name][item] = getattr(
hypervisor, item)
data[self.prefix][name]['memory_mb_overcommit'] = \
data[self.prefix][name]['memory_mb'] * data[self.prefix]['cluster']['config']['AllocationRatioRam']
data[self.prefix][name]['memory_mb_overcommit_withreserve'] = \
data[self.prefix][name]['memory_mb_overcommit'] - data[self.prefix]['cluster']['config']['ReservedNodeRamMB']
data[self.prefix][name]['vcpus_overcommit'] = \
data[self.prefix][name]['vcpus'] * data[self.prefix]['cluster']['config']['AllocationRatioCores']
data[self.prefix][name]['vcpus_overcommit_withreserve'] = \
data[self.prefix][name]['vcpus_overcommit'] - data[self.prefix]['cluster']['config']['ReservedNodeCores']
return data
