def compare_quotas(name_or_id=None):
"""Compare the allocation and quota information for a tenant
"""
if name_or_id == None:
print 'A tenant name or id is required'
return
keystone_api = hm_keystone.client_session(version=3)
try:
tenant = hm_keystone.get_tenant(keystone_api, name_or_id)
except:
print 'Tenant {0} not found in keystone'.format(name_or_id)
return
nova_api = hm_nova.client()
quotas = nova_api.quotas.get(tenant.id)
print 'nova quotas: instances {0}, cores {1}, ram {2}'.format(
quotas.instances, quotas.cores, quotas.ram / 1024)
usage = _get_usage(nova_api, _get_flavor_map(nova_api), tenant.id)
print 'nova usage: instances {0}, cores {1}, ram {2}'.format(
usage['instances'], usage['vcpus'], usage['ram'] / 1024)
allocations_api = NectarApiSession()
allocations = allocations_api.get_allocations();
tenant_allocations = filter(lambda x: x['tenant_uuid'] == tenant.id and \
(x['status'] == 'A' or x['status'] == 'X'),
allocations)
if len(tenant_allocations) == 0:
print 'No approved allocation records for tenant {0} / {1}'.format(
tenant.id, tenant.name)
return
tenant_allocations.sort(key=lambda alloc: alloc['modified_time'])
current_allocation = tenant_allocations[-1]
format = '{0} mismatch: allocated {1}, nova {2}, used {3}'
if current_allocation['instance_quota'] != quotas.instances:
print format.format('Instance quota',
current_allocation['instance_quota'],
quotas.instances,
usage['instances'])
if current_allocation['core_quota'] != quotas.cores:
print format.format('VCPU quota',
current_allocation['core_quota'],
quotas.cores,
usage['vcpus'])
if current_allocation['ram_quota'] * 1024 != quotas.ram:
print format.format('RAM quota',
current_allocation['ram_quota'] * 1024,
quotas.ram,
usage['ram'])
def _get_current_allocations():
allocations_api = NectarApiSession()
allocations = allocations_api.get_allocations();
tenant_allocations = {}
for alloc in allocations:
if alloc['status'] != 'A' and alloc['status'] != 'X':
continue
uuid = alloc['tenant_uuid']
if uuid == None or uuid == '':
continue
if uuid in tenant_allocations:
old_alloc = tenant_allocations[uuid]
if alloc['modified_time'] > old_alloc['modified_time']:
tenant_allocations[uuid] = alloc
else:
tenant_allocations[uuid] = alloc
return tenant_allocations
