def icmp_packet(self,
setup,
direction,
ptfadapter,
ip_version,
src_ip=None,
dst_ip=None,
icmp_type=8,
icmp_code=0):
"""Generate an ICMP packet for testing."""
src_ip = src_ip or DEFAULT_SRC_IP[ip_version]
dst_ip = dst_ip or self.get_dst_ip(direction, ip_version)
if ip_version == "ipv4":
return testutils.simple_icmp_packet(
eth_dst=setup["destination_mac"][direction][self.src_port],
eth_src=ptfadapter.dataplane.get_mac(0, 0),
ip_dst=dst_ip,
ip_src=src_ip,
icmp_type=icmp_type,
icmp_code=icmp_code,
ip_ttl=64,
)
else:
return testutils.simple_icmpv6_packet(
eth_dst=setup["destination_mac"][direction][self.src_port],
eth_src=ptfadapter.dataplane.get_mac(0, 0),
ipv6_dst=dst_ip,
ipv6_src=src_ip,
icmp_type=icmp_type,
icmp_code=icmp_code,
ipv6_hlim=64,
)
def icmp_packet(self,
setup,
direction,
ptfadapter,
ip_version,
src_ip=None,
dst_ip=None):
"""Generate an ICMP packet for testing."""
src_ip = src_ip or DEFAULT_SRC_IP[ip_version]
dst_ip = dst_ip or self.get_dst_ip(direction, ip_version)
dst_mac = setup[
"router_mac"] if direction == "uplink->downlink" else setup[
"vlan_mac"]
if ip_version == "ipv4":
return testutils.simple_icmp_packet(
eth_dst=dst_mac,
eth_src=ptfadapter.dataplane.get_mac(0, 0),
ip_dst=dst_ip,
ip_src=src_ip,
icmp_type=8,
icmp_code=0,
ip_ttl=64,
)
else:
return testutils.simple_icmpv6_packet(
eth_dst=dst_mac,
eth_src=ptfadapter.dataplane.get_mac(0, 0),
ipv6_dst=dst_ip,
ipv6_src=src_ip,
icmp_type=8,
icmp_code=0,
ipv6_hlim=64,
)
def setUp(self):
"""
Fetches all the parameters we need to run the tests.
"""
self.dataplane = ptf.dataplane_instance
self.test_params = testutils.test_params_get()
self.hwsku = self.test_params['hwsku']
self.asic_type = self.test_params['asic_type']
self.router_mac = self.test_params['router_mac']
self.src_port = int(self.test_params['src_port'])
self.mirror_stage = self.test_params['mirror_stage']
self.dst_mirror_ports = [
int(p) for p in self.test_params['dst_mirror_ports'].split(",")
if p
]
self.dst_ports = [
int(p) for p in self.test_params['dst_ports'].split(",")
]
self.base_pkt = testutils.simple_arp_packet(
eth_dst=self.router_mac, eth_src=self.dataplane.get_mac(0, 0))
self.basev6_pkt = testutils.simple_icmpv6_packet(
eth_dst=self.router_mac,
eth_src=self.dataplane.get_mac(0, 0),
icmp_type=135)
testutils.add_filter(self.gre_filter)