def onsway_trace(sona_topology, trace_conditions):
retry_flag = True
up_down_result = []
is_success = False
while retry_flag:
ssh_result = SshCommand.ssh_exec(
CONF.openstack()['account'].split(':')[0],
trace_conditions.cur_target_ip, make_command(trace_conditions))
LOG.info('target_node = ' + trace_conditions.cur_target_ip)
LOG.info('TRACE RESULT = ' + str(ssh_result))
node_trace = dict()
node_trace['trace_node_name'] = trace_conditions.cur_target_hostname
process_result, retry_flag, is_success = process_trace(
ssh_result, sona_topology, trace_conditions)
node_trace['flow_rules'] = process_result
trace_conditions.cond_dict['in_port'] = ''
trace_conditions.cond_dict['dl_src'] = ''
trace_conditions.cond_dict['dl_dst'] = ''
trace_conditions.cond_dict['eth_dst'] = ''
trace_conditions.cond_dict['eth_src'] = ''
up_down_result.append(node_trace)
return up_down_result, is_success
def tperf_cmd_exec(client_floatingip, tperf_command, transmit_time, tperf_output, thread_index):
for i in range(10):
tperf_output[thread_index] = SshCommand.ssh_tperf_exec(CONF.openstack()['key_file'],
CONF.openstack()['tperf_vm_username'],
client_floatingip,
tperf_command,
timeout=int(transmit_time) + 5)
if tperf_output[thread_index] == 'fail':
time.sleep(2)
else:
break
def get_floatingips(self, onos_ip):
onos_ssh_result = SshCommand.onos_ssh_exec(onos_ip,
self.ONOS_FLOATINGIP)
floatingips = re.findall(
r'[0-9]+(?:\.[0-9]+){3}(?: +)(?:[0-9]+(?:\.[0-9]+){3})',
onos_ssh_result)
floatingip_set = {}
for l in floatingips:
floatingip_set[l.split(' ')[0]] = l.split(' ')[-1]
return floatingip_set
def server_vm_check(server_ip, client_floatingip):
for i in range(20):
check_result = SshCommand.ssh_tperf_exec(CONF.openstack()['key_file'],
CONF.openstack()['tperf_vm_username'],
client_floatingip,
'ping -c 1 ' + server_ip + ' | grep transmitted',
timeout=2)
if ' 0% packet loss' in check_result.split(','):
return True
else:
LOG.error('[Server Network Check Fail and Retry %d', i)
time.sleep(1)
return False
def get_subnets(self, onos_ip):
onos_ssh_result = SshCommand.onos_ssh_exec(onos_ip, self.ONOS_SUBNET)
subnets = re.findall(r'[0-9]+(?:\.[0-9]+){3}(?:/\d\d)',
onos_ssh_result)
return subnets
def get_openstacknodes(self, onos_ip):
onos_ssh_result = SshCommand.onos_ssh_exec(onos_ip,
self.ONOS_OPENSTACKNODES)
return onos_ssh_result
def get_hosts(self, onos_ip, find_cond):
LOG.info('onos command = ' + self.ONOS_HOST + '| grep ' + find_cond)
onos_ssh_result = SshCommand.onos_ssh_exec(
onos_ip, self.ONOS_HOST + '| grep ' + find_cond)
return onos_ssh_result
def get_routers(self, onos_ip):
onos_ssh_result = SshCommand.onos_ssh_exec(onos_ip,
self.ONOS_OPENSTACKROUTERS)
routers = re.findall(r'[0-9]+(?:\.[0-9]+){3}', onos_ssh_result)
return routers
def create_instance(server_options, client_options):
server_instance = client_instance = None
image_name = CONF.openstack()['image']
flavor_name = CONF.openstack()['flavor']
securitygroups = CONF.openstack()['security_groups']
keypair = CONF.openstack()['keypair_name']
# TODO add exception for connection
nova_credentials = client.Client(CONF.openstack()['version'],
CONF.openstack()['username'],
CONF.openstack()['api_key'],
CONF.openstack()['project_id'],
CONF.openstack()['auth_url'])
image = nova_credentials.images.find(name=image_name)
flavor = nova_credentials.flavors.find(name=flavor_name)
hypervisors = nova_credentials.hypervisors.list()
onos_ip = CONF.onos()['list'].pop().split(':')[-1]
dpid2ip = {c[2]: c[3] for c in [(" ".join(l.split()).split(" "))
for l in SshCommand.onos_ssh_exec(onos_ip, 'openstack-nodes | grep COMPUTE').splitlines()]}
def get_zone(dpid):
if dpid:
for h in hypervisors:
if h.host_ip == dpid2ip[dpid]:
return 'nova:' + h.service['host']
else:
return "nova"
# TODO: when no network_id, choice a network excepted external netwrok
# network_id = server_options['network_id'] if server_options['network_id'] \
# else random.choice(nova.networks.list()).id
# network_list = nova_credentials.networks.list()
# target_network.append(str(network_list[-1]).split(':')[1][:-1].strip())
# Create server VM info
vm_name = 'tperf_server_vm_' + str(random.randrange(10000, 20000))
LOG.info('[server] - vmname = %s', vm_name)
LOG.info(' | image = %s', image)
LOG.info(' | flavor = %s', flavor)
LOG.info(' | availability_zone = %s', get_zone(server_options['vm_location']))
LOG.info(' | nics = %s', server_options['network_id'])
LOG.info(' | security_groups = %s', securitygroups)
LOG.info(' | key_pair = %s', keypair)
nova_credentials.servers.create(name=vm_name,
image=image,
flavor=flavor,
availability_zone=get_zone(server_options['vm_location']),
nics=[{'net-id': server_options['network_id']}],
security_groups=securitygroups,
key_name=keypair)
for i in range(20):
time.sleep(1)
server_instance = nova_credentials.servers.list(search_opts={'name': vm_name})[0]
# server_instance = nova_credentials.servers.list(search_opts={'name': 'tperf_server_vm_17693'})[0]
if server_instance.__dict__['addresses']:
LOG.info("[Server VM created and ACTIVE] - %s", server_instance)
break
# Create client VM info
vm_name = 'tperf_client_vm_' + str(random.randrange(10000, 20000))
LOG.info('[client] - vmname = %s', vm_name)
LOG.info(' | image = %s', image)
LOG.info(' | flavor = %s', flavor)
LOG.info(' | availability_zone = %s', get_zone(client_options['vm_location']))
LOG.info(' | nics = %s', client_options['network_id'])
LOG.info(' | security_groups = %s', securitygroups)
LOG.info(' | key_pair = %s', keypair)
nova_credentials.servers.create(name=vm_name,
image=image,
flavor=flavor,
availability_zone=get_zone(client_options['vm_location']),
nics=[{'net-id': client_options['network_id']}],
security_groups=securitygroups,
key_name=keypair)
client_floatingip = get_floatingip(nova_credentials)
# client_floatingip = '172.27.0.179'
for i in range(20):
time.sleep(1)
client_instance = nova_credentials.servers.list(search_opts={'name': vm_name})[0]
# client_instance = nova_credentials.servers.list(search_opts={'name': 'tperf_client_vm_15442'})[0]
if client_instance.__dict__['addresses']:
LOG.info("[Client VM created and ACTIVE] - %s", client_instance)
nova_credentials.servers.add_floating_ip(client_instance, client_floatingip.ip)
LOG.info("[Floating_IP Assignment] to Client ---")
break
return server_instance, client_instance, client_floatingip