def check_local_neighbor_asicdb(asic, neighbor_ip, neighbor_mac):
"""
Verifies the neighbor information of a sonic host in the asicdb for a locally attached neighbor.
Args:
asic: The SonicAsic instance to be checked.
neighbor_ip: The IP address of the neighbor.
neighbor_mac: The MAC address of the neighbor.
Returns:
A dictionary with the encap ID from the ASIC neighbor table.
Raises:
Pytest Failed exception when assertions fail.
"""
asicdb = AsicDbCli(asic)
neighbor_key = asicdb.get_neighbor_key_by_ip(neighbor_ip)
pytest_assert(
neighbor_key is not None,
"Did not find neighbor in asictable for IP: %s" % neighbor_ip)
asic_mac = asicdb.get_neighbor_value(
neighbor_key, 'SAI_NEIGHBOR_ENTRY_ATTR_DST_MAC_ADDRESS')
pytest_assert(
asic_mac.lower() == neighbor_mac.lower(),
"MAC does not match in asicDB, asic %s, device %s" %
(asic_mac.lower(), neighbor_mac.lower()))
encap_idx = asicdb.get_neighbor_value(
neighbor_key, 'SAI_NEIGHBOR_ENTRY_ATTR_ENCAP_INDEX')
return {"encap_index": encap_idx}
def check_voq_remote_neighbor(host, asic, neighbor_ip, neighbor_mac, interface, encap_idx, inband_mac):
"""
Verifies the neighbor information of a neighbor learned on a different host.
The ASIC DB, APP DB, and host ARP table are checked. The host kernal route is verified. The encap ID from the
local neighbor is provided as a parameter and verified that it is imposed.
Args:
host: Instance of SonicHost to check.
asic: Instance of SonicAsic to check.
neighbor_ip: IP address if the neighbor to check.
neighbor_mac: Expected ethernet MAC address of the neighbor.
interface: Expected interface the neighbor was learned on.
encap_idx: The encap index from the SONIC host the neighbor is directly attached to.
inband_mac: The MAC of the inband port of the remote host.
Raises:
Pytest Failed exception when assertions fail.
"""
logger.info("Check remote neighbor on host %s, asic: %s for %s/%s via port: %s", host.hostname,
str(asic.asic_index), neighbor_ip, neighbor_mac, interface)
# asic db
asicdb = AsicDbCli(asic)
neighbor_key = asicdb.get_neighbor_key_by_ip(neighbor_ip)
pytest_assert(neighbor_key is not None, "Did not find neighbor in asic table for IP: %s" % neighbor_ip)
pytest_assert(asicdb.get_neighbor_value(neighbor_key,
'SAI_NEIGHBOR_ENTRY_ATTR_DST_MAC_ADDRESS').lower() == neighbor_mac.lower(),
"MAC does not match in asicDB")
pytest_assert(asicdb.get_neighbor_value(neighbor_key,
'SAI_NEIGHBOR_ENTRY_ATTR_ENCAP_INDEX') == encap_idx,
"Encap index does not match in asicDB")
pytest_assert(asicdb.get_neighbor_value(neighbor_key,
'SAI_NEIGHBOR_ENTRY_ATTR_ENCAP_IMPOSE_INDEX') == "true",
"Encap impose is not true in asicDB")
pytest_assert(asicdb.get_neighbor_value(neighbor_key,
'SAI_NEIGHBOR_ENTRY_ATTR_IS_LOCAL') == "false",
"is local is not false in asicDB")
# LC app db
appdb = AppDbCli(asic)
neighbor_key = appdb.get_neighbor_key_by_ip(neighbor_ip)
pytest_assert(":{}:".format(interface) in neighbor_key, "Port for %s does not match" % neighbor_key)
appdb.get_and_check_key_value(neighbor_key, inband_mac, field="neigh")
# verify linux arp table
check_host_arp_table(host, neighbor_ip, inband_mac, interface, 'PERMANENT')
# verify linux route entry
check_neighbor_kernel_route(host, asic.asic_index, neighbor_ip, interface)
