def get_interface_mac_from_json(interface_dump_json, sw_if_index):
"""Get interface MAC address from given JSON output by sw_if_index.
:param interface_dump_json: JSON output from dump_interface_list VAT
command.
:param sw_if_index: SW interface index.
:type interface_dump_json: str
:type sw_if_index: int
:returns: Interface MAC address.
:rtype: str
:raises ValueError: If interface not found in interface_dump_json.
"""
logger.trace(interface_dump_json)
interface_list = JsonParser().parse_data(interface_dump_json)
for interface in interface_list:
try:
if interface[u"sw_if_index"] == sw_if_index:
mac_from_json = interface[u"l2_address"][:6] \
if u"l2_address" in list(interface.keys()) else u""
mac_address = u":".join(
f"{item:02x}" for item in mac_from_json
)
logger.debug(
f"Interface with sw_if_index {sw_if_index} "
f"has MAC address {mac_address}."
)
return mac_address
except KeyError:
pass
raise ValueError(f"Interface with sw_if_index {sw_if_index} not found.")
def update_vpp_interface_data_from_json(node, interface_dump_json):
"""Update vpp node data in node__DICT from JSON interface dump.
This method updates vpp interface names and sw if indexes according to
interface MAC addresses found in interface_dump_json.
:param node: Node dictionary.
:param interface_dump_json: JSON output from dump_interface_list VAT
command.
:type node: dict
:type interface_dump_json: str
"""
interface_list = JsonParser().parse_data(interface_dump_json)
for ifc in node[u"interfaces"].values():
if_mac = ifc[u"mac_address"]
interface_dict = VatJsonUtil.get_vpp_interface_by_mac(
interface_list, if_mac
)
if not interface_dict:
logger.trace(f"Interface {ifc} not found by MAC {if_mac}")
ifc[u"vpp_sw_index"] = None
continue
ifc[u"name"] = interface_dict[u"interface_name"]
ifc[u"vpp_sw_index"] = interface_dict[u"sw_if_index"]
ifc[u"mtu"] = interface_dict[u"mtu"]
def get_interface_mac_from_json(interface_dump_json, sw_if_index):
"""Get interface MAC address from given JSON output by sw_if_index.
:param interface_dump_json: JSON output from dump_interface_list VAT
command.
:param sw_if_index: SW interface index.
:type interface_dump_json: str
:type sw_if_index: int
:returns: Interface MAC address.
:rtype: str
:raises ValueError: If interface not found in interface_dump_json.
"""
logger.trace(interface_dump_json)
interface_list = JsonParser().parse_data(interface_dump_json)
for interface in interface_list:
try:
if interface['sw_if_index'] == sw_if_index:
mac_from_json = interface['l2_address'][:6] \
if 'l2_address' in interface.keys() else ''
mac_address = ':'.join('{:02x}'.format(item)
for item in mac_from_json)
logger.debug('Interface with sw_if_index {idx} has MAC'
' address {addr}.'.format(idx=sw_if_index,
addr=mac_address))
return mac_address
except KeyError:
pass
raise ValueError('Interface with sw_if_index {idx} not found.'.format(
idx=sw_if_index))
def get_interface_name_from_json(interface_dump_json, sw_if_index):
"""Get interface name from given JSON output by sw_if_index.
:param interface_dump_json: JSON output from dump_interface_list VAT
command.
:param sw_if_index: SW interface index.
:type interface_dump_json: str
:type sw_if_index: int
:returns: Interface name.
:rtype: str
:raises ValueError: If interface not found in interface_dump_json.
"""
logger.trace(interface_dump_json)
interface_list = JsonParser().parse_data(interface_dump_json)
for interface in interface_list:
try:
if interface[u"sw_if_index"] == sw_if_index:
interface_name = interface[u"interface_name"]
logger.debug(
f"Interface with sw_if_index {sw_if_index} "
f"has name {interface_name}."
)
return interface_name
except KeyError:
pass
raise ValueError(f"Interface with sw_if_index {sw_if_index} not found.")
def get_interface_sw_index_from_json(interface_dump_json, interface_name):
"""Get sw_if_index from given JSON output by interface name.
:param interface_dump_json: JSON output from dump_interface_list VAT
command.
:param interface_name: Interface name.
:type interface_dump_json: str
:type interface_name: str
:returns: SW interface index.
:rtype: int
:raises ValueError: If interface not found in interface_dump_json.
"""
logger.trace(interface_dump_json)
interface_list = JsonParser().parse_data(interface_dump_json)
for interface in interface_list:
try:
if interface['interface_name'] == interface_name:
index = interface['sw_if_index']
logger.debug(
'Interface with name {} has sw_if_index {}.'.format(
interface_name, index))
return index
except KeyError:
pass
raise ValueError(
'Interface with name {} not found.'.format(interface_name))
def get_interface_name_from_json(interface_dump_json, sw_if_index):
"""Get interface name from given JSON output by sw_if_index.
:param interface_dump_json: JSON output from dump_interface_list VAT
command.
:param sw_if_index: SW interface index.
:type interface_dump_json: str
:type sw_if_index: int
:returns: Interface name.
:rtype: str
:raises ValueError: If interface not found in interface_dump_json.
"""
logger.trace(interface_dump_json)
interface_list = JsonParser().parse_data(interface_dump_json)
for interface in interface_list:
try:
if interface['sw_if_index'] == sw_if_index:
interface_name = interface['interface_name']
logger.debug('Interface with sw_if_index {idx} has name'
' {name}.'.format(idx=sw_if_index,
name=interface_name))
return interface_name
except KeyError:
pass
raise ValueError(
'Interface with sw_if_index {} not found.'.format(sw_if_index))
def vpp_show_lisp_map_register(node):
"""Get LISP Map Register from VPP node.
:param node: VPP node.
:type node: dict
:returns: LISP Map Register as python list.
:rtype: list
"""
vat = VatExecutor()
vat.execute_script_json_out('lisp/show_lisp_map_register.vat', node)
return JsonParser().parse_data(vat.get_script_stdout())
def vpp_show_lisp_eid_table(node):
"""Get lisp eid table from VPP node.
:param node: VPP node.
:type node: dict
:returns: Lisp eid table as python list.
:rtype: list
"""
vat = VatExecutor()
vat.execute_script_json_out('lisp/show_lisp_eid_table.vat', node)
return JsonParser().parse_data(vat.get_script_stdout())
def vpp_show_lisp_state(node):
"""Get lisp state from VPP node.
:param node: VPP node.
:type node: dict
:returns: Lisp gpe state.
:rtype: list
"""
vat = VatExecutor()
vat.execute_script_json_out('lisp/show_lisp_status.vat', node)
return JsonParser().parse_data(vat.get_script_stdout())
def vpp_show_lisp_pitr(node):
"""Get Lisp PITR feature config from VPP node.
:param node: VPP node.
:type node: dict
:returns: Lisp PITR config data.
:rtype: dict
"""
vat = VatExecutor()
vat.execute_script_json_out('lisp/show_lisp_pitr.vat', node)
return JsonParser().parse_data(vat.get_script_stdout())
def vpp_show_lisp_rloc_config(node):
"""Get LISP RLOC configuration from VPP node.
:param node: VPP node.
:type node: dict
:returns: LISP RLOC configuration as python list.
:rtype: list
"""
vat = VatExecutor()
vat.execute_script_json_out('lisp/show_lisp_rloc_config.vat', node)
return JsonParser().parse_data(vat.get_script_stdout())
def update_tg_interface_data_on_node(node):
"""Update interface name for TG/linux node in DICT__nodes.
.. note::
# for dev in `ls /sys/class/net/`;
> do echo "\"`cat /sys/class/net/$dev/address`\": \"$dev\""; done
"52:54:00:9f:82:63": "eth0"
"52:54:00:77:ae:a9": "eth1"
"52:54:00:e1:8a:0f": "eth2"
"00:00:00:00:00:00": "lo"
.. note:: TODO: parse lshw -json instead
:param node: Node selected from DICT__nodes.
:type node: dict
:raises RuntimeError: If getting of interface name and MAC fails.
"""
# First setup interface driver specified in yaml file
InterfaceUtil.tg_set_interfaces_default_driver(node)
# Get interface names
ssh = SSH()
ssh.connect(node)
cmd = ('for dev in `ls /sys/class/net/`; do echo "\\"`cat '
'/sys/class/net/$dev/address`\\": \\"$dev\\""; done;')
(ret_code, stdout, _) = ssh.exec_command(cmd)
if int(ret_code) != 0:
raise RuntimeError('Get interface name and MAC failed')
tmp = "{" + stdout.rstrip().replace('\n', ',') + "}"
interfaces = JsonParser().parse_data(tmp)
for interface in node['interfaces'].values():
name = interfaces.get(interface['mac_address'])
if name is None:
continue
interface['name'] = name
# Set udev rules for interfaces
InterfaceUtil.tg_set_interfaces_udev_rules(node)