def get_vms():
nova = login.get_nova_client()
ceilometer = login.get_ceilometer_client()
nova_servers = nova.servers.list(search_opts={"all_tenants": True})
vms = []
for nova_server in nova_servers:
# print nova_server._info
server_id = nova_server._info["id"]
server_flavor = nova.flavors.get(nova_server._info["flavor"]["id"])
server_vcpus = server_flavor._info["vcpus"]
server_ram = server_flavor._info["ram"]
server_hypervisor = nova_server._info["OS-EXT-SRV-ATTR:hypervisor_hostname"]
server_state = nova_server._info["OS-EXT-STS:vm_state"]
server_cpu_util_rel = get_vm_cpu_util(ceilometer, server_id)
vms.append(
{
"id": server_id,
"util": server_cpu_util_rel,
"host": server_hypervisor,
"vcpus": server_vcpus,
"ram": server_ram,
"vm_state": server_state,
"util_abs": server_cpu_util_rel * server_vcpus,
}
)
return vms
def get_ts_ceilometer():
ts = -1
ceilometer = login.get_ceilometer_client()
NO_SAMPLES = 1
# query = [dict(field='resource', op='eq', value=instance_id)]
samples = ceilometer.samples.list(meter_name='power', limit=NO_SAMPLES)
try:
ts = int((datetime.datetime.strptime(
str(samples[0]._info['timestamp']),
'%Y-%m-%dT%H:%M:%S.%f')).strftime('%s'))
# cons_ts = cpu_util_sum += float(samples[0]._info['counter_volume'])
except:
print "failed to get timestamp!"
return ts
def get_ts_ceilometer():
ts = -1
ceilometer = login.get_ceilometer_client()
NO_SAMPLES = 1
# query = [dict(field='resource', op='eq', value=instance_id)]
samples = ceilometer.samples.list(meter_name='power', limit=NO_SAMPLES)
try:
ts = int((datetime.datetime.strptime(
str(samples[0]._info['timestamp']),
'%Y-%m-%dT%H:%M:%S.%f')).strftime('%s'))
# cons_ts = cpu_util_sum += float(samples[0]._info['counter_volume'])
except:
print "failed to get timestamp!"
return ts
