def generate_ip_through_default_route(host):
# Generate an IP address routed through default routes
for leading in range(11, 255):
ip_addr = generate_ips(1, "{}.0.0.1/24".format(leading), [])[0]
if route_through_default_routes(host, ip_addr):
return ip_addr
return None
def _setup_interfaces_t0(mg_facts, peer_count):
try:
connections = []
is_backend_topo = "backend" in tbinfo["topo"]["name"]
vlan_intf = _find_vlan_intferface(mg_facts)
vlan_intf_name = vlan_intf["attachto"]
vlan_intf_addr = "%s/%s" % (vlan_intf["addr"],
vlan_intf["prefixlen"])
vlan_members = mg_facts["minigraph_vlans"][vlan_intf_name][
"members"]
is_vlan_tagged = mg_facts["minigraph_vlans"][vlan_intf_name].get(
"type", "").lower() == "tagged"
vlan_id = mg_facts["minigraph_vlans"][vlan_intf_name]["vlanid"]
local_interfaces = random.sample(vlan_members, peer_count)
neighbor_addresses = generate_ips(
peer_count, vlan_intf["subnet"],
[netaddr.IPAddress(vlan_intf["addr"])])
loopback_ip = None
for intf in mg_facts["minigraph_lo_interfaces"]:
if netaddr.IPAddress(intf["addr"]).version == 4:
loopback_ip = intf["addr"]
break
if not loopback_ip:
pytest.fail("ipv4 lo interface not found")
for local_intf, neighbor_addr in zip(local_interfaces,
neighbor_addresses):
conn = {}
conn["local_intf"] = vlan_intf_name
conn["local_addr"] = vlan_intf_addr
conn["neighbor_addr"] = neighbor_addr
conn["neighbor_intf"] = "eth%s" % mg_facts[
"minigraph_port_indices"][local_intf]
if is_backend_topo and is_vlan_tagged:
conn["neighbor_intf"] += (
constants.VLAN_SUB_INTERFACE_SEPARATOR + vlan_id)
conn["loopback_ip"] = loopback_ip
connections.append(conn)
ptfhost.remove_ip_addresses(
) # In case other case did not cleanup IP address configured on PTF interface
for conn in connections:
ptfhost.shell("ifconfig %s %s" %
(conn["neighbor_intf"], conn["neighbor_addr"]))
yield connections
finally:
for conn in connections:
ptfhost.shell("ifconfig %s 0.0.0.0" % conn["neighbor_intf"])
def _setup_interfaces_t0(mg_facts, peer_count):
try:
connections = []
vlan_intf = None
for vlan_intf in mg_facts["minigraph_vlan_interfaces"]:
if _is_ipv4_address(vlan_intf["addr"]):
break
if vlan_intf is None:
raise ValueError("No Vlan interface defined in T0.")
vlan_intf_name = vlan_intf["attachto"]
vlan_intf_addr = "%s/%s" % (vlan_intf["addr"],
vlan_intf["prefixlen"])
vlan_members = mg_facts["minigraph_vlans"][vlan_intf_name][
"members"]
local_interfaces = random.sample(vlan_members, peer_count)
neighbor_addresses = generate_ips(
peer_count, vlan_intf["subnet"],
[netaddr.IPAddress(vlan_intf["addr"])])
loopback_ip = None
for intf in mg_facts["minigraph_lo_interfaces"]:
if netaddr.IPAddress(intf["addr"]).version == 4:
loopback_ip = intf["addr"]
break
if not loopback_ip:
pytest.fail("ipv4 lo interface not found")
for local_intf, neighbor_addr in zip(local_interfaces,
neighbor_addresses):
conn = {}
conn["local_intf"] = vlan_intf_name
conn["local_addr"] = vlan_intf_addr
conn["neighbor_addr"] = neighbor_addr
conn["neighbor_intf"] = "eth%s" % mg_facts[
"minigraph_port_indices"][local_intf]
conn["loopback_ip"] = loopback_ip
connections.append(conn)
ptfhost.remove_ip_addresses(
) # In case other case did not cleanup IP address configured on PTF interface
for conn in connections:
ptfhost.shell("ifconfig %s %s" %
(conn["neighbor_intf"], conn["neighbor_addr"]))
yield connections
finally:
for conn in connections:
ptfhost.shell("ifconfig %s 0.0.0.0" % conn["neighbor_intf"])
def _setup_interfaces_t0(mg_facts, peer_count):
try:
connections = []
vlan_intf = None
for vlan_intf in mg_facts["minigraph_vlan_interfaces"]:
if _is_ipv4_address(vlan_intf["addr"]):
break
if vlan_intf is None:
raise ValueError("No Vlan interface defined in T0.")
vlan_intf_name = vlan_intf["attachto"]
vlan_intf_addr = "%s/%s" % (vlan_intf["addr"],
vlan_intf["prefixlen"])
vlan_members = mg_facts["minigraph_vlans"][vlan_intf_name][
"members"]
local_interfaces = random.sample(vlan_members, peer_count)
neighbor_addresses = generate_ips(
peer_count, vlan_intf["subnet"],
[netaddr.IPAddress(vlan_intf["addr"])])
for local_intf, neighbor_addr in zip(local_interfaces,
neighbor_addresses):
conn = {}
conn["local_intf"] = vlan_intf_name
conn["local_addr"] = vlan_intf_addr
conn["neighbor_addr"] = neighbor_addr
conn["neighbor_intf"] = "eth%s" % mg_facts[
"minigraph_port_indices"][local_intf]
connections.append(conn)
for conn in connections:
ptfhost.shell("ifconfig %s %s" %
(conn["neighbor_intf"], conn["neighbor_addr"]))
yield connections
finally:
for conn in connections:
ptfhost.shell("ifconfig %s 0.0.0.0" % conn["neighbor_intf"])
def generate_server_ports(self):
""" Generate list of port parameters which are connected to servers """
generated_ips = generate_ips(
len(self.vlan_members), "{}/{}".format(
self.mg_facts['minigraph_vlan_interfaces'][0]['addr'],
self.mg_facts['minigraph_vlan_interfaces'][0]['prefixlen']),
[IPAddress(self.mg_facts['minigraph_vlan_interfaces'][0]['addr'])])
self.vars["ptf_test_params"]["server_ports"] = []
for index, item in enumerate(self.vlan_members):
port_info = {
"dut_name":
item,
"ptf_name":
"eth{}".format(self.mg_facts["minigraph_port_indices"][item]),
"index":
self.mg_facts["minigraph_port_indices"][item],
"ptf_ip":
generated_ips[index],
"oid":
None
}
redis_oid = self.duthost.command(
"docker exec -i database redis-cli --raw -n 2 HMGET \
COUNTERS_PORT_NAME_MAP {}".format(item))["stdout"]
self.vars["server_ports_oids"].append(redis_oid)
sai_redis_oid = int(
self.duthost.command(
"docker exec -i database redis-cli -n 1 hget VIDTORID {}".
format(redis_oid))["stdout"].replace("oid:", ""), 16)
port_info["oid"] = sai_redis_oid
self.vars["ptf_test_params"]["server_ports"].append(port_info)
self.vars["ptf_test_params"]["server"] = self.ansible_facts[
"ansible_hostname"]
