-# Copyright (c) 2019 Cisco and/or its affiliates.
+# Copyright (c) 2020 Cisco and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
import os
+from enum import Enum, IntEnum
+from io import open
from random import choice
-from string import letters
+from string import ascii_letters
-from enum import Enum, IntEnum
from ipaddress import ip_network, ip_address
+from resources.libraries.python.InterfaceUtil import InterfaceUtil, \
+ InterfaceStatusFlags
+from resources.libraries.python.IPAddress import IPAddress
from resources.libraries.python.IPUtil import IPUtil
-from resources.libraries.python.InterfaceUtil import InterfaceUtil
from resources.libraries.python.PapiExecutor import PapiSocketExecutor
+from resources.libraries.python.ssh import scp_node
from resources.libraries.python.topology import Topology
from resources.libraries.python.VatExecutor import VatExecutor
:param length: Length of generated payload.
:type length: int
:returns: The generated payload.
- :rtype: str
+ :rtype: bytes
"""
- return ''.join(choice(letters) for _ in range(length))
+ return u"".join(
+ choice(ascii_letters) for _ in range(length)
+ ).encode(encoding=u"utf-8")
class PolicyAction(Enum):
"""Policy actions."""
- BYPASS = ('bypass', 0)
- DISCARD = ('discard', 1)
- PROTECT = ('protect', 3)
+ BYPASS = (u"bypass", 0)
+ DISCARD = (u"discard", 1)
+ PROTECT = (u"protect", 3)
def __init__(self, policy_name, policy_int_repr):
self.policy_name = policy_name
class CryptoAlg(Enum):
"""Encryption algorithms."""
- AES_CBC_128 = ('aes-cbc-128', 1, 'AES-CBC', 16)
- AES_CBC_256 = ('aes-cbc-256', 3, 'AES-CBC', 32)
- AES_GCM_128 = ('aes-gcm-128', 7, 'AES-GCM', 16)
- AES_GCM_256 = ('aes-gcm-256', 9, 'AES-GCM', 32)
+ AES_CBC_128 = (u"aes-cbc-128", 1, u"AES-CBC", 16)
+ AES_CBC_256 = (u"aes-cbc-256", 3, u"AES-CBC", 32)
+ AES_GCM_128 = (u"aes-gcm-128", 7, u"AES-GCM", 16)
+ AES_GCM_256 = (u"aes-gcm-256", 9, u"AES-GCM", 32)
def __init__(self, alg_name, alg_int_repr, scapy_name, key_len):
self.alg_name = alg_name
class IntegAlg(Enum):
"""Integrity algorithm."""
- SHA_256_128 = ('sha-256-128', 4, 'SHA2-256-128', 32)
- SHA_512_256 = ('sha-512-256', 6, 'SHA2-512-256', 64)
+ SHA_256_128 = (u"sha-256-128", 4, u"SHA2-256-128", 32)
+ SHA_512_256 = (u"sha-512-256", 6, u"SHA2-512-256", 64)
def __init__(self, alg_name, alg_int_repr, scapy_name, key_len):
self.alg_name = alg_name
class IPsecProto(IntEnum):
"""IPsec protocol."""
- ESP = 1
- SEC_AH = 0
+ IPSEC_API_PROTO_ESP = 50
+ IPSEC_API_PROTO_AH = 51
class IPsecSadFlags(IntEnum):
IPSEC_API_SAD_FLAG_IS_TUNNEL_V6 = 8
-class IPsecUtil(object):
+class IPsecUtil:
"""IPsec utilities."""
@staticmethod
:returns: IPsecProto enum ESP object.
:rtype: IPsecProto
"""
- return int(IPsecProto.ESP)
+ return int(IPsecProto.IPSEC_API_PROTO_ESP)
@staticmethod
def ipsec_proto_ah():
:returns: IPsecProto enum AH object.
:rtype: IPsecProto
"""
- return int(IPsecProto.SEC_AH)
+ return int(IPsecProto.IPSEC_API_PROTO_AH)
@staticmethod
def vpp_ipsec_select_backend(node, protocol, index=1):
:raises RuntimeError: If failed to select IPsec backend or if no API
reply received.
"""
- cmd = 'ipsec_select_backend'
- err_msg = 'Failed to select IPsec backend on host {host}'.format(
- host=node['host'])
+ cmd = u"ipsec_select_backend"
+ err_msg = f"Failed to select IPsec backend on host {node[u'host']}"
args = dict(
protocol=protocol,
index=index
with PapiSocketExecutor(node) as papi_exec:
papi_exec.add(cmd, **args).get_reply(err_msg)
- @staticmethod
- def vpp_ipsec_backend_dump(node):
- """Dump IPsec backends.
-
- :param node: VPP node to dump IPsec backend on.
- :type node: dict
- """
- err_msg = 'Failed to dump IPsec backends on host {host}'.format(
- host=node['host'])
- with PapiSocketExecutor(node) as papi_exec:
- papi_exec.add('ipsec_backend_dump').get_details(err_msg)
-
@staticmethod
def vpp_ipsec_add_sad_entry(
node, sad_id, spi, crypto_alg, crypto_key, integ_alg=None,
- integ_key='', tunnel_src=None, tunnel_dst=None):
+ integ_key=u"", tunnel_src=None, tunnel_dst=None):
"""Create Security Association Database entry on the VPP node.
:param node: VPP node to add SAD entry on.
:type tunnel_src: str
:type tunnel_dst: str
"""
+ if isinstance(crypto_key, str):
+ crypto_key = crypto_key.encode(encoding=u"utf-8")
+ if isinstance(integ_key, str):
+ integ_key = integ_key.encode(encoding=u"utf-8")
ckey = dict(
length=len(crypto_key),
data=crypto_key
flags = int(IPsecSadFlags.IPSEC_API_SAD_FLAG_NONE)
if tunnel_src and tunnel_dst:
flags = flags | int(IPsecSadFlags.IPSEC_API_SAD_FLAG_IS_TUNNEL)
- src_addr = ip_address(unicode(tunnel_src))
- dst_addr = ip_address(unicode(tunnel_dst))
+ src_addr = ip_address(tunnel_src)
+ dst_addr = ip_address(tunnel_dst)
if src_addr.version == 6:
flags = \
flags | int(IPsecSadFlags.IPSEC_API_SAD_FLAG_IS_TUNNEL_V6)
else:
- src_addr = ''
- dst_addr = ''
+ src_addr = u""
+ dst_addr = u""
- cmd = 'ipsec_sad_entry_add_del'
- err_msg = 'Failed to add Security Association Database entry on ' \
- 'host {host}'.format(host=node['host'])
+ cmd = u"ipsec_sad_entry_add_del"
+ err_msg = f"Failed to add Security Association Database entry " \
+ f"on host {node[u'host']}"
sad_entry = dict(
sad_id=int(sad_id),
spi=int(spi),
flags=flags,
tunnel_src=str(src_addr),
tunnel_dst=str(dst_addr),
- protocol=int(IPsecProto.ESP)
+ protocol=int(IPsecProto.IPSEC_API_PROTO_ESP)
)
args = dict(
- is_add=1,
+ is_add=True,
entry=sad_entry
)
with PapiSocketExecutor(node) as papi_exec:
@staticmethod
def vpp_ipsec_add_sad_entries(
node, n_entries, sad_id, spi, crypto_alg, crypto_key,
- integ_alg=None, integ_key='', tunnel_src=None, tunnel_dst=None):
+ integ_alg=None, integ_key=u"", tunnel_src=None, tunnel_dst=None):
"""Create multiple Security Association Database entries on VPP node.
:param node: VPP node to add SAD entry on.
:type tunnel_src: str
:type tunnel_dst: str
"""
+ if isinstance(crypto_key, str):
+ crypto_key = crypto_key.encode(encoding=u"utf-8")
+ if isinstance(integ_key, str):
+ integ_key = integ_key.encode(encoding=u"utf-8")
if tunnel_src and tunnel_dst:
- src_addr = ip_address(unicode(tunnel_src))
- dst_addr = ip_address(unicode(tunnel_dst))
+ src_addr = ip_address(tunnel_src)
+ dst_addr = ip_address(tunnel_dst)
else:
- src_addr = ''
- dst_addr = ''
+ src_addr = u""
+ dst_addr = u""
addr_incr = 1 << (128 - 96) if src_addr.version == 6 \
else 1 << (32 - 24)
if int(n_entries) > 10:
- tmp_filename = '/tmp/ipsec_sad_{0}_add_del_entry.script'.\
- format(sad_id)
+ tmp_filename = f"/tmp/ipsec_sad_{sad_id}_add_del_entry.script"
with open(tmp_filename, 'w') as tmp_file:
- for i in xrange(n_entries):
- integ = (
- 'integ-alg {integ_alg} integ-key {integ_key}'.format(
- integ_alg=integ_alg.alg_name,
- integ_key=integ_key.encode('hex'))
- if integ_alg else '')
- tunnel = (
- 'tunnel-src {laddr} tunnel-dst {raddr}'.format(
- laddr=src_addr + i * addr_incr,
- raddr=dst_addr + i * addr_incr)
- if tunnel_src and tunnel_dst else '')
- conf = (
- 'exec ipsec sa add {sad_id} esp spi {spi} '
- 'crypto-alg {crypto_alg} crypto-key {crypto_key} '
- '{integ} {tunnel}\n'.format(
- sad_id=sad_id + i,
- spi=spi + i,
- crypto_alg=crypto_alg.alg_name,
- crypto_key=crypto_key.encode('hex'),
- integ=integ,
- tunnel=tunnel))
+ for i in range(n_entries):
+ integ = f"integ-alg {integ_alg.alg_name} " \
+ f"integ-key {integ_key.hex()}" \
+ if integ_alg else u""
+ tunnel = f"tunnel-src {src_addr + i * addr_incr} " \
+ f"tunnel-dst {dst_addr + i * addr_incr}" \
+ if tunnel_src and tunnel_dst else u""
+ conf = f"exec ipsec sa add {sad_id + i} esp spi {spi + i} "\
+ f"crypto-alg {crypto_alg.alg_name} " \
+ f"crypto-key {crypto_key.hex()} " \
+ f"{integ} {tunnel}\n"
tmp_file.write(conf)
vat = VatExecutor()
- vat.execute_script(tmp_filename, node, timeout=300, json_out=False,
- copy_on_execute=True)
+ vat.execute_script(
+ tmp_filename, node, timeout=300, json_out=False,
+ copy_on_execute=True
+ )
os.remove(tmp_filename)
return
flags = flags | int(IPsecSadFlags.IPSEC_API_SAD_FLAG_IS_TUNNEL)
if src_addr.version == 6:
flags = flags | int(
- IPsecSadFlags.IPSEC_API_SAD_FLAG_IS_TUNNEL_V6)
+ IPsecSadFlags.IPSEC_API_SAD_FLAG_IS_TUNNEL_V6
+ )
- cmd = 'ipsec_sad_entry_add_del'
- err_msg = 'Failed to add Security Association Database entry on ' \
- 'host {host}'.format(host=node['host'])
+ cmd = u"ipsec_sad_entry_add_del"
+ err_msg = f"Failed to add Security Association Database entry " \
+ f"on host {node[u'host']}"
sad_entry = dict(
sad_id=int(sad_id),
flags=flags,
tunnel_src=str(src_addr),
tunnel_dst=str(dst_addr),
- protocol=int(IPsecProto.ESP)
+ protocol=int(IPsecProto.IPSEC_API_PROTO_ESP)
)
args = dict(
- is_add=1,
+ is_add=True,
entry=sad_entry
)
with PapiSocketExecutor(node) as papi_exec:
- for i in xrange(n_entries):
- args['entry']['sad_id'] = int(sad_id) + i
- args['entry']['spi'] = int(spi) + i
- args['entry']['tunnel_src'] = str(src_addr + i * addr_incr) \
+ for i in range(n_entries):
+ args[u"entry"][u"sad_id"] = int(sad_id) + i
+ args[u"entry"][u"spi"] = int(spi) + i
+ args[u"entry"][u"tunnel_src"] = str(src_addr + i * addr_incr) \
if tunnel_src and tunnel_dst else src_addr
- args['entry']['tunnel_dst'] = str(dst_addr + i * addr_incr) \
+ args[u"entry"][u"tunnel_dst"] = str(dst_addr + i * addr_incr) \
if tunnel_src and tunnel_dst else dst_addr
- history = False if 1 < i < n_entries - 1 else True
+ history = bool(not 1 < i < n_entries - 2)
papi_exec.add(cmd, history=history, **args)
papi_exec.get_replies(err_msg)
:type interface: str
:type raddr_range: int
"""
- laddr = ip_address(unicode(tunnel_src))
- raddr = ip_address(unicode(tunnel_dst))
- taddr = ip_address(unicode(traffic_addr))
- addr_incr = 1 << (128 - raddr_range) if laddr.version == 6 \
+ tunnel_src = ip_address(tunnel_src)
+ tunnel_dst = ip_address(tunnel_dst)
+ traffic_addr = ip_address(traffic_addr)
+ addr_incr = 1 << (128 - raddr_range) if tunnel_src.version == 6 \
else 1 << (32 - raddr_range)
if int(n_tunnels) > 10:
- tmp_filename = '/tmp/ipsec_set_ip.script'
+ tmp_filename = u"/tmp/ipsec_set_ip.script"
with open(tmp_filename, 'w') as tmp_file:
- for i in xrange(n_tunnels):
- conf = (
- 'exec set interface ip address {interface} '
- '{laddr}/{laddr_l}\n'
- 'exec ip route add {taddr}/{taddr_l} via {raddr} '
- '{interface}\n'.format(
- interface=Topology.get_interface_name(
- node, interface),
- laddr=laddr + i * addr_incr,
- laddr_l=raddr_range,
- raddr=raddr + i * addr_incr,
- taddr=taddr + i,
- taddr_l=128 if taddr.version == 6 else 32))
+ if_name = Topology.get_interface_name(node, interface)
+ for i in range(n_tunnels):
+ conf = f"exec set interface ip address {if_name} " \
+ f"{tunnel_src + i * addr_incr}/{raddr_range}\n" \
+ f"exec ip route add {traffic_addr + i}/" \
+ f"{128 if traffic_addr.version == 6 else 32} " \
+ f"via {tunnel_dst + i * addr_incr} {if_name}\n"
tmp_file.write(conf)
- vat = VatExecutor()
- vat.execute_script(tmp_filename, node, timeout=300, json_out=False,
- copy_on_execute=True)
+ VatExecutor().execute_script(
+ tmp_filename, node, timeout=300, json_out=False,
+ copy_on_execute=True
+ )
os.remove(tmp_filename)
return
- cmd1 = 'sw_interface_add_del_address'
+ cmd1 = u"sw_interface_add_del_address"
args1 = dict(
sw_if_index=InterfaceUtil.get_interface_index(node, interface),
- is_add=1,
- is_ipv6=1 if laddr.version == 6 else 0,
- del_all=0,
- address_length=raddr_range,
- address=None
+ is_add=True,
+ del_all=False,
+ prefix=None
)
- cmd2 = 'ip_route_add_del'
+ cmd2 = u"ip_route_add_del"
args2 = dict(
is_add=1,
is_multipath=0,
route=None
)
- err_msg = 'Failed to configure IP addresses and IP routes on ' \
- 'interface {ifc} on host {host}'.\
- format(ifc=interface, host=node['host'])
+ err_msg = f"Failed to configure IP addresses and IP routes " \
+ f"on interface {interface} on host {node[u'host']}"
with PapiSocketExecutor(node) as papi_exec:
- for i in xrange(n_tunnels):
- args1['address'] = getattr(laddr + i * addr_incr, 'packed')
- args2['route'] = IPUtil.compose_vpp_route_structure(
- node,
- taddr + i,
- prefix_len=128 if taddr.version == 6 else 32,
- interface=interface,
- gateway=raddr + i * addr_incr
+ for i in range(n_tunnels):
+ args1[u"prefix"] = IPUtil.create_prefix_object(
+ tunnel_src + i * addr_incr, raddr_range
+ )
+ args2[u"route"] = IPUtil.compose_vpp_route_structure(
+ node, traffic_addr + i,
+ prefix_len=128 if traffic_addr.version == 6 else 32,
+ interface=interface, gateway=tunnel_dst + i * addr_incr
)
- history = False if 1 < i < n_tunnels - 1 else True
+ history = bool(not 1 < i < n_tunnels - 2)
papi_exec.add(cmd1, history=history, **args1).\
add(cmd2, history=history, **args2)
papi_exec.get_replies(err_msg)
:type node: dict
:type spd_id: int
"""
- cmd = 'ipsec_spd_add_del'
- err_msg = 'Failed to add Security Policy Database on host {host}'.\
- format(host=node['host'])
+ cmd = u"ipsec_spd_add_del"
+ err_msg = f"Failed to add Security Policy Database " \
+ f"on host {node[u'host']}"
args = dict(
- is_add=1,
+ is_add=True,
spd_id=int(spd_id)
)
with PapiSocketExecutor(node) as papi_exec:
:type spd_id: int
:type interface: str or int
"""
- cmd = 'ipsec_interface_add_del_spd'
- err_msg = 'Failed to add interface {ifc} to Security Policy Database ' \
- '{spd} on host {host}'.\
- format(ifc=interface, spd=spd_id, host=node['host'])
+ cmd = u"ipsec_interface_add_del_spd"
+ err_msg = f"Failed to add interface {interface} to Security Policy " \
+ f"Database {spd_id} on host {node[u'host']}"
args = dict(
- is_add=1,
+ is_add=True,
sw_if_index=InterfaceUtil.get_interface_index(node, interface),
spd_id=int(spd_id)
)
:type rport_range: string
:type is_ipv6: bool
"""
-
if laddr_range is None:
- laddr_range = '::/0' if is_ipv6 else '0.0.0.0/0'
+ laddr_range = u"::/0" if is_ipv6 else u"0.0.0.0/0"
if raddr_range is None:
- raddr_range = '::/0' if is_ipv6 else '0.0.0.0/0'
+ raddr_range = u"::/0" if is_ipv6 else u"0.0.0.0/0"
- cmd = 'ipsec_spd_entry_add_del'
- err_msg = 'Failed to add entry to Security Policy Database ' \
- '{spd} on host {host}'.format(spd=spd_id, host=node['host'])
+ cmd = u"ipsec_spd_entry_add_del"
+ err_msg = f"Failed to add entry to Security Policy Database {spd_id} " \
+ f"on host {node[u'host']}"
spd_entry = dict(
spd_id=int(spd_id),
priority=int(priority),
- is_outbound=0 if inbound else 1,
+ is_outbound=not inbound,
sa_id=int(sa_id) if sa_id else 0,
policy=action.policy_int_repr,
protocol=int(proto) if proto else 0,
- remote_address_start=IPUtil.create_ip_address_object(
- ip_network(unicode(raddr_range), strict=False).network_address),
- remote_address_stop=IPUtil.create_ip_address_object(
- ip_network(
- unicode(raddr_range), strict=False).broadcast_address),
- local_address_start=IPUtil.create_ip_address_object(
- ip_network(
- unicode(laddr_range), strict=False).network_address),
- local_address_stop=IPUtil.create_ip_address_object(
- ip_network(
- unicode(laddr_range), strict=False).broadcast_address),
- remote_port_start=int(rport_range.split('-')[0]) if rport_range
+ remote_address_start=IPAddress.create_ip_address_object(
+ ip_network(raddr_range, strict=False).network_address
+ ),
+ remote_address_stop=IPAddress.create_ip_address_object(
+ ip_network(raddr_range, strict=False).broadcast_address
+ ),
+ local_address_start=IPAddress.create_ip_address_object(
+ ip_network(laddr_range, strict=False).network_address
+ ),
+ local_address_stop=IPAddress.create_ip_address_object(
+ ip_network(laddr_range, strict=False).broadcast_address
+ ),
+ remote_port_start=int(rport_range.split(u"-")[0]) if rport_range
else 0,
- remote_port_stop=int(rport_range.split('-')[1]) if rport_range
+ remote_port_stop=int(rport_range.split(u"-")[1]) if rport_range
else 65535,
- local_port_start=int(lport_range.split('-')[0]) if lport_range
+ local_port_start=int(lport_range.split(u"-")[0]) if lport_range
else 0,
- local_port_stop=int(lport_range.split('-')[1]) if rport_range
+ local_port_stop=int(lport_range.split(u"-")[1]) if rport_range
else 65535
)
args = dict(
- is_add=1,
+ is_add=True,
entry=spd_entry
)
with PapiSocketExecutor(node) as papi_exec:
@staticmethod
def vpp_ipsec_spd_add_entries(
- node, n_entries, spd_id, priority, inbound, sa_id, raddr_ip):
+ node, n_entries, spd_id, priority, inbound, sa_id, raddr_ip,
+ raddr_range=0):
"""Create multiple Security Policy Database entries on the VPP node.
:param node: VPP node to add SPD entries on.
entry. Remote IPv4 end address will be calculated depending on
raddr_range parameter. Each subsequent entry will have start address
next after IPv4 end address of previous entry.
+ :param raddr_range: Required IP addres range.
:type node: dict
:type n_entries: int
:type spd_id: int
:type priority: int
:type inbound: bool
:type sa_id: int
- :type raddr_ip: string
+ :type raddr_ip: str
+ :type raddr_range: int
"""
+ raddr_ip = ip_address(raddr_ip)
if int(n_entries) > 10:
- tmp_filename = '/tmp/ipsec_spd_{0}_add_del_entry.script'.\
- format(sa_id)
+ tmp_filename = f"/tmp/ipsec_spd_{sa_id}_add_del_entry.script"
with open(tmp_filename, 'w') as tmp_file:
- for i in xrange(n_entries):
- raddr_s = ip_address(unicode(raddr_ip)) + i
- raddr_e = ip_address(unicode(raddr_ip)) + (i + 1) - 1
- tunnel = (
- 'exec ipsec policy add spd {spd_id} '
- 'priority {priority} {direction} action protect '
- 'sa {sa_id} remote-ip-range {raddr_s} - {raddr_e} '
- 'local-ip-range 0.0.0.0 - 255.255.255.255\n'.
- format(
- spd_id=spd_id,
- priority=priority,
- direction='inbound' if inbound else 'outbound',
- sa_id=sa_id+i,
- raddr_s=raddr_s,
- raddr_e=raddr_e))
+ for i in range(n_entries):
+ direction = u'inbound' if inbound else u'outbound'
+ tunnel = f"exec ipsec policy add spd {spd_id} " \
+ f"priority {priority} {direction} " \
+ f"action protect sa {sa_id+i} " \
+ f"remote-ip-range {raddr_ip + i * (raddr_range + 1)} " \
+ f"- {raddr_ip + (i + 1) * raddr_range + i} " \
+ f"local-ip-range 0.0.0.0 - 255.255.255.255\n"
tmp_file.write(tunnel)
VatExecutor().execute_script(
tmp_filename, node, timeout=300, json_out=False,
- copy_on_execute=True)
+ copy_on_execute=True
+ )
os.remove(tmp_filename)
return
- raddr_ip = ip_address(unicode(raddr_ip))
- laddr_range = '::/0' if raddr_ip.version == 6 else '0.0.0.0/0'
+ laddr_range = u"::/0" if raddr_ip.version == 6 else u"0.0.0.0/0"
- cmd = 'ipsec_spd_entry_add_del'
- err_msg = 'Failed to add entry to Security Policy Database ' \
- '{spd} on host {host}'.format(spd=spd_id, host=node['host'])
+ cmd = u"ipsec_spd_entry_add_del"
+ err_msg = f"ailed to add entry to Security Policy Database '{spd_id} " \
+ f"on host {node[u'host']}"
spd_entry = dict(
spd_id=int(spd_id),
priority=int(priority),
- is_outbound=0 if inbound else 1,
+ is_outbound=not inbound,
sa_id=int(sa_id) if sa_id else 0,
- policy=IPsecUtil.policy_action_protect().policy_int_repr,
+ policy=getattr(PolicyAction.PROTECT, u"policy_int_repr"),
protocol=0,
- remote_address_start=IPUtil.create_ip_address_object(raddr_ip),
- remote_address_stop=IPUtil.create_ip_address_object(raddr_ip),
- local_address_start=IPUtil.create_ip_address_object(
- ip_network(unicode(laddr_range), strict=False).network_address),
- local_address_stop=IPUtil.create_ip_address_object(
- ip_network(
- unicode(laddr_range), strict=False).broadcast_address),
+ remote_address_start=IPAddress.create_ip_address_object(raddr_ip),
+ remote_address_stop=IPAddress.create_ip_address_object(raddr_ip),
+ local_address_start=IPAddress.create_ip_address_object(
+ ip_network(laddr_range, strict=False).network_address
+ ),
+ local_address_stop=IPAddress.create_ip_address_object(
+ ip_network(laddr_range, strict=False).broadcast_address
+ ),
remote_port_start=0,
remote_port_stop=65535,
local_port_start=0,
local_port_stop=65535
)
args = dict(
- is_add=1,
+ is_add=True,
entry=spd_entry
)
with PapiSocketExecutor(node) as papi_exec:
- for i in xrange(n_entries):
- args['entry']['remote_address_start']['un'] = \
- IPUtil.union_addr(raddr_ip + i)
- args['entry']['remote_address_stop']['un'] = \
- IPUtil.union_addr(raddr_ip + i)
- history = False if 1 < i < n_entries - 1 else True
+ for i in range(n_entries):
+ args[u"entry"][u"remote_address_start"][u"un"] = \
+ IPAddress.union_addr(raddr_ip + i)
+ args[u"entry"][u"remote_address_stop"][u"un"] = \
+ IPAddress.union_addr(raddr_ip + i)
+ history = bool(not 1 < i < n_entries - 2)
papi_exec.add(cmd, history=history, **args)
papi_exec.get_replies(err_msg)
@staticmethod
- def vpp_ipsec_create_tunnel_interfaces(
- nodes, if1_ip_addr, if2_ip_addr, if1_key, if2_key, n_tunnels,
- crypto_alg, integ_alg, raddr_ip1, raddr_ip2, raddr_range):
- """Create multiple IPsec tunnel interfaces between two VPP nodes.
+ def _ipsec_create_tunnel_interfaces_dut1_vat(
+ nodes, tun_ips, if1_key, if2_key, n_tunnels, crypto_alg, integ_alg,
+ raddr_ip2, addr_incr, spi_d, existing_tunnels=0):
+ """Create multiple IPsec tunnel interfaces on DUT1 node using VAT.
:param nodes: VPP nodes to create tunnel interfaces.
- :param if1_ip_addr: VPP node 1 interface IPv4/IPv6 address.
- :param if2_ip_addr: VPP node 2 interface IPv4/IPv6 address.
+ :param tun_ips: Dictionary with VPP node 1 ipsec tunnel interface
+ IPv4/IPv6 address (ip1) and VPP node 2 ipsec tunnel interface
+ IPv4/IPv6 address (ip2).
:param if1_key: VPP node 1 interface key from topology file.
- :param if2_key: VPP node 2 interface key from topology file.
- :param n_tunnels: Number of tunnel interfaces to create.
+ :param if2_key: VPP node 2 / TG node (in case of 2-node topology)
+ interface key from topology file.
+ :param n_tunnels: Number of tunnel interfaces to be there at the end.
:param crypto_alg: The encryption algorithm name.
:param integ_alg: The integrity algorithm name.
- :param raddr_ip1: Policy selector remote IPv4/IPv6 start address for the
- first tunnel in direction node1->node2.
:param raddr_ip2: Policy selector remote IPv4/IPv6 start address for the
first tunnel in direction node2->node1.
- :param raddr_range: Mask specifying range of Policy selector Remote
- IPv4/IPv6 addresses. Valid values are from 1 to 32 in case of IPv4
- and to 128 in case of IPv6.
+ :param spi_d: Dictionary with SPIs for VPP node 1 and VPP node 2.
+ :param addr_incr: IP / IPv6 address incremental step.
+ :param existing_tunnels: Number of tunnel interfaces before creation.
+ Useful mainly for reconf tests. Default 0.
:type nodes: dict
- :type if1_ip_addr: str
- :type if2_ip_addr: str
+ :type tun_ips: dict
:type if1_key: str
:type if2_key: str
:type n_tunnels: int
:type crypto_alg: CryptoAlg
:type integ_alg: IntegAlg
- :type raddr_ip1: string
- :type raddr_ip2: string
- :type raddr_range: int
+ :type raddr_ip2: IPv4Address or IPv6Address
+ :type addr_incr: int
+ :type spi_d: dict
+ :type existing_tunnels: int
"""
- n_tunnels = int(n_tunnels)
- spi_1 = 100000
- spi_2 = 200000
- if1_ip = ip_address(unicode(if1_ip_addr))
- if2_ip = ip_address(unicode(if2_ip_addr))
- raddr_ip1 = ip_address(unicode(raddr_ip1))
- raddr_ip2 = ip_address(unicode(raddr_ip2))
- addr_incr = 1 << (128 - raddr_range) if if1_ip.version == 6 \
- else 1 << (32 - raddr_range)
+ tmp_fn1 = u"/tmp/ipsec_create_tunnel_dut1.config"
+ if1_n = Topology.get_interface_name(nodes[u"DUT1"], if1_key)
+
+ ckeys = [bytes()] * existing_tunnels
+ ikeys = [bytes()] * existing_tunnels
+
+ vat = VatExecutor()
+ with open(tmp_fn1, u"w") as tmp_f1:
+ rmac = Topology.get_interface_mac(nodes[u"DUT2"], if2_key) \
+ if u"DUT2" in nodes.keys() \
+ else Topology.get_interface_mac(nodes[u"TG"], if2_key)
+ if not existing_tunnels:
+ tmp_f1.write(
+ f"exec create loopback interface\n"
+ f"exec set interface state loop0 up\n"
+ f"exec set interface ip address {if1_n} "
+ f"{tun_ips[u'ip2'] - 1}/"
+ f"{len(tun_ips[u'ip2'].packed)*8*3//4}\n"
+ f"exec set ip neighbor {if1_n} {tun_ips[u'ip2']} {rmac} "
+ f"static\n"
+ )
+ for i in range(existing_tunnels, n_tunnels):
+ ckeys.append(
+ gen_key(IPsecUtil.get_crypto_alg_key_len(crypto_alg))
+ )
+ if integ_alg:
+ ikeys.append(
+ gen_key(IPsecUtil.get_integ_alg_key_len(integ_alg))
+ )
+ integ = f"integ_alg {integ_alg.alg_name} " \
+ f"local_integ_key {ikeys[i].hex()} " \
+ f"remote_integ_key {ikeys[i].hex()} "
+ else:
+ integ = u""
+ tmp_f1.write(
+ f"exec set interface ip address loop0 "
+ f"{tun_ips[u'ip1'] + i * addr_incr}/32\n"
+ f"ipsec_tunnel_if_add_del "
+ f"local_spi {spi_d[u'spi_1'] + i} "
+ f"remote_spi {spi_d[u'spi_2'] + i} "
+ f"crypto_alg {crypto_alg.alg_name} "
+ f"local_crypto_key {ckeys[i].hex()} "
+ f"remote_crypto_key {ckeys[i].hex()} "
+ f"{integ} "
+ f"local_ip {tun_ips[u'ip1'] + i * addr_incr} "
+ f"remote_ip {tun_ips[u'ip2']} "
+ f"instance {i}\n"
+ )
+ vat.execute_script(
+ tmp_fn1, nodes[u"DUT1"], timeout=1800, json_out=False,
+ copy_on_execute=True,
+ history=bool(n_tunnels < 100)
+ )
+ os.remove(tmp_fn1)
- if n_tunnels > 10:
- tmp_fn1 = '/tmp/ipsec_create_tunnel_dut1.config'
- tmp_fn2 = '/tmp/ipsec_create_tunnel_dut2.config'
- vat = VatExecutor()
- with open(tmp_fn1, 'w') as tmp_f1, open(tmp_fn2, 'w') as tmp_f2:
+ with open(tmp_fn1, 'w') as tmp_f1:
+ for i in range(existing_tunnels, n_tunnels):
tmp_f1.write(
- 'exec create loopback interface\n'
- 'exec set interface state loop0 up\n'
- 'exec set interface ip address {uifc} {iaddr}/{mask}\n'
- .format(
- iaddr=if2_ip - 1,
- uifc=Topology.get_interface_name(
- nodes['DUT1'], if1_key),
- mask=96 if if2_ip.version == 6 else 24))
+ f"exec set interface unnumbered ipip{i} use {if1_n}\n"
+ f"exec set interface state ipip{i} up\n"
+ f"exec ip route add "
+ f"{raddr_ip2 + i}/{len(raddr_ip2.packed)*8} "
+ f"via ipip{i}\n"
+ )
+ vat.execute_script(
+ tmp_fn1, nodes[u"DUT1"], timeout=1800, json_out=False,
+ copy_on_execute=True,
+ history=bool(n_tunnels < 100)
+ )
+ os.remove(tmp_fn1)
+
+ return ckeys, ikeys
+
+ @staticmethod
+ def _ipsec_create_tunnel_interfaces_dut2_vat(
+ nodes, tun_ips, if2_key, n_tunnels, crypto_alg, ckeys, integ_alg,
+ ikeys, raddr_ip1, addr_incr, spi_d, existing_tunnels=0):
+ """Create multiple IPsec tunnel interfaces on DUT2 node using VAT.
+
+ :param nodes: VPP nodes to create tunnel interfaces.
+ :param tun_ips: Dictionary with VPP node 1 ipsec tunnel interface
+ IPv4/IPv6 address (ip1) and VPP node 2 ipsec tunnel interface
+ IPv4/IPv6 address (ip2).
+ :param if2_key: VPP node 2 / TG node (in case of 2-node topology)
+ interface key from topology file.
+ :param n_tunnels: Number of tunnel interfaces to be there at the end.
+ :param crypto_alg: The encryption algorithm name.
+ :param ckeys: List of encryption keys.
+ :param integ_alg: The integrity algorithm name.
+ :param ikeys: List of integrity keys.
+ :param spi_d: Dictionary with SPIs for VPP node 1 and VPP node 2.
+ :param addr_incr: IP / IPv6 address incremental step.
+ :param existing_tunnels: Number of tunnel interfaces before creation.
+ Useful mainly for reconf tests. Default 0.
+ :type nodes: dict
+ :type tun_ips: dict
+ :type if2_key: str
+ :type n_tunnels: int
+ :type crypto_alg: CryptoAlg
+ :type ckeys: list
+ :type integ_alg: IntegAlg
+ :type ikeys: list
+ :type addr_incr: int
+ :type spi_d: dict
+ :type existing_tunnels: int
+ """
+ tmp_fn2 = u"/tmp/ipsec_create_tunnel_dut2.config"
+ if2_n = Topology.get_interface_name(nodes[u"DUT2"], if2_key)
+
+ vat = VatExecutor()
+ with open(tmp_fn2, 'w') as tmp_f2:
+ if not existing_tunnels:
tmp_f2.write(
- 'exec set interface ip address {uifc} {iaddr}/{mask}\n'
- .format(
- iaddr=if2_ip,
- uifc=Topology.get_interface_name(
- nodes['DUT2'], if2_key),
- mask=96 if if2_ip.version == 6 else 24))
- for i in xrange(n_tunnels):
- ckey = gen_key(IPsecUtil.get_crypto_alg_key_len(
- crypto_alg)).encode('hex')
- if integ_alg:
- ikey = gen_key(IPsecUtil.get_integ_alg_key_len(
- integ_alg)).encode('hex')
- integ = (
- 'integ_alg {integ_alg} '
- 'local_integ_key {local_integ_key} '
- 'remote_integ_key {remote_integ_key} '
- .format(
- integ_alg=integ_alg.alg_name,
- local_integ_key=ikey,
- remote_integ_key=ikey))
- else:
- integ = ''
- tmp_f1.write(
- 'exec set interface ip address loop0 {laddr}/32\n'
- 'ipsec_tunnel_if_add_del '
- 'local_spi {local_spi} '
- 'remote_spi {remote_spi} '
- 'crypto_alg {crypto_alg} '
- 'local_crypto_key {local_crypto_key} '
- 'remote_crypto_key {remote_crypto_key} '
- '{integ} '
- 'local_ip {laddr} '
- 'remote_ip {raddr}\n'
- .format(
- local_spi=spi_1 + i,
- remote_spi=spi_2 + i,
- crypto_alg=crypto_alg.alg_name,
- local_crypto_key=ckey,
- remote_crypto_key=ckey,
- integ=integ,
- laddr=if1_ip + i * addr_incr,
- raddr=if2_ip))
- tmp_f2.write(
- 'ipsec_tunnel_if_add_del '
- 'local_spi {local_spi} '
- 'remote_spi {remote_spi} '
- 'crypto_alg {crypto_alg} '
- 'local_crypto_key {local_crypto_key} '
- 'remote_crypto_key {remote_crypto_key} '
- '{integ} '
- 'local_ip {laddr} '
- 'remote_ip {raddr}\n'
- .format(
- local_spi=spi_2 + i,
- remote_spi=spi_1 + i,
- crypto_alg=crypto_alg.alg_name,
- local_crypto_key=ckey,
- remote_crypto_key=ckey,
- integ=integ,
- laddr=if2_ip,
- raddr=if1_ip + i * addr_incr))
- vat.execute_script(
- tmp_fn1, nodes['DUT1'], timeout=1800, json_out=False,
- copy_on_execute=True,
- history=False if n_tunnels > 100 else True)
- vat.execute_script(
- tmp_fn2, nodes['DUT2'], timeout=1800, json_out=False,
- copy_on_execute=True,
- history=False if n_tunnels > 100 else True)
- os.remove(tmp_fn1)
- os.remove(tmp_fn2)
+ f"exec set interface ip address {if2_n}"
+ f" {tun_ips[u'ip2']}/{len(tun_ips[u'ip2'].packed)*8*3/4}\n"
+ )
+ for i in range(existing_tunnels, n_tunnels):
+ if integ_alg:
+ integ = f"integ_alg {integ_alg.alg_name} " \
+ f"local_integ_key {ikeys[i].hex()} " \
+ f"remote_integ_key {ikeys[i].hex()} "
+ else:
+ integ = u""
+ tmp_f2.write(
+ f"ipsec_tunnel_if_add_del "
+ f"local_spi {spi_d[u'spi_2'] + i} "
+ f"remote_spi {spi_d[u'spi_1'] + i} "
+ f"crypto_alg {crypto_alg.alg_name} "
+ f"local_crypto_key {ckeys[i].hex()} "
+ f"remote_crypto_key {ckeys[i].hex()} "
+ f"{integ} "
+ f"local_ip {tun_ips[u'ip2']} "
+ f"remote_ip {tun_ips[u'ip1'] + i * addr_incr} "
+ f"instance {i}\n"
+ )
+ vat.execute_script(
+ tmp_fn2, nodes[u"DUT2"], timeout=1800, json_out=False,
+ copy_on_execute=True,
+ history=bool(n_tunnels < 100)
+ )
+ os.remove(tmp_fn2)
- with open(tmp_fn1, 'w') as tmp_f1, open(tmp_fn2, 'w') as tmp_f2:
+ with open(tmp_fn2, 'w') as tmp_f2:
+ if not existing_tunnels:
tmp_f2.write(
- 'exec ip route add {raddr} via {uifc} {iaddr}\n'
- .format(
- raddr=ip_network(unicode(if1_ip_addr+'/8'), False),
- iaddr=if2_ip - 1,
- uifc=Topology.get_interface_name(
- nodes['DUT2'], if2_key)))
- for i in xrange(n_tunnels):
- tmp_f1.write(
- 'exec set interface unnumbered ipsec{i} use {uifc}\n'
- 'exec set interface state ipsec{i} up\n'
- 'exec ip route add {taddr}/{mask} via ipsec{i}\n'
- .format(
- taddr=raddr_ip2 + i,
- i=i,
- uifc=Topology.get_interface_name(nodes['DUT1'],
- if1_key),
- mask=128 if if2_ip.version == 6 else 32))
- tmp_f2.write(
- 'exec set interface unnumbered ipsec{i} use {uifc}\n'
- 'exec set interface state ipsec{i} up\n'
- 'exec ip route add {taddr}/{mask} via ipsec{i}\n'
- .format(
- taddr=raddr_ip1 + i,
- i=i,
- uifc=Topology.get_interface_name(nodes['DUT2'],
- if2_key),
- mask=128 if if2_ip.version == 6 else 32))
- vat.execute_script(
- tmp_fn1, nodes['DUT1'], timeout=1800, json_out=False,
- copy_on_execute=True,
- history=False if n_tunnels > 100 else True)
- vat.execute_script(
- tmp_fn2, nodes['DUT2'], timeout=1800, json_out=False,
- copy_on_execute=True,
- history=False if n_tunnels > 100 else True)
- os.remove(tmp_fn1)
- os.remove(tmp_fn2)
- return
+ f"exec ip route add {tun_ips[u'ip1']}/8 "
+ f"via {tun_ips[u'ip2'] - 1} {if2_n}\n"
+ )
+ for i in range(existing_tunnels, n_tunnels):
+ tmp_f2.write(
+ f"exec set interface unnumbered ipip{i} use {if2_n}\n"
+ f"exec set interface state ipip{i} up\n"
+ f"exec ip route add "
+ f"{raddr_ip1 + i}/{len(raddr_ip1.packed)*8} "
+ f"via ipip{i}\n"
+ )
+ vat.execute_script(
+ tmp_fn2, nodes[u"DUT2"], timeout=1800, json_out=False,
+ copy_on_execute=True,
+ history=bool(n_tunnels < 100)
+ )
+ os.remove(tmp_fn2)
- with PapiSocketExecutor(nodes['DUT1']) as papi_exec:
+ @staticmethod
+ def _ipsec_create_loopback_dut1_papi(nodes, tun_ips, if1_key, if2_key):
+ """Create loopback interface and set IP address on VPP node 1 interface
+ using PAPI.
+
+ :param nodes: VPP nodes to create tunnel interfaces.
+ :param tun_ips: Dictionary with VPP node 1 ipsec tunnel interface
+ IPv4/IPv6 address (ip1) and VPP node 2 ipsec tunnel interface
+ IPv4/IPv6 address (ip2).
+ :param if1_key: VPP node 1 interface key from topology file.
+ :param if2_key: VPP node 2 / TG node (in case of 2-node topology)
+ interface key from topology file.
+ :type nodes: dict
+ :type tun_ips: dict
+ :type if1_key: str
+ :type if2_key: str
+ """
+ with PapiSocketExecutor(nodes[u"DUT1"]) as papi_exec:
# Create loopback interface on DUT1, set it to up state
- cmd1 = 'create_loopback'
- args1 = dict(mac_address=0)
- err_msg = 'Failed to create loopback interface on host {host}'.\
- format(host=nodes['DUT1']['host'])
- loop_sw_if_idx = papi_exec.add(cmd1, **args1).\
+ cmd = u"create_loopback"
+ args = dict(
+ mac_address=0
+ )
+ err_msg = f"Failed to create loopback interface " \
+ f"on host {nodes[u'DUT1'][u'host']}"
+ loop_sw_if_idx = papi_exec.add(cmd, **args). \
get_sw_if_index(err_msg)
- cmd1 = 'sw_interface_set_flags'
- args1 = dict(
+ cmd = u"sw_interface_set_flags"
+ args = dict(
sw_if_index=loop_sw_if_idx,
- admin_up_down=1)
- err_msg = 'Failed to set loopback interface state up on host ' \
- '{host}'.format(host=nodes['DUT1']['host'])
- papi_exec.add(cmd1, **args1).get_reply(err_msg)
+ flags=InterfaceStatusFlags.IF_STATUS_API_FLAG_ADMIN_UP.value
+ )
+ err_msg = f"Failed to set loopback interface state up " \
+ f"on host {nodes[u'DUT1'][u'host']}"
+ papi_exec.add(cmd, **args).get_reply(err_msg)
# Set IP address on VPP node 1 interface
- cmd1 = 'sw_interface_add_del_address'
- args1 = dict(
+ cmd = u"sw_interface_add_del_address"
+ args = dict(
sw_if_index=InterfaceUtil.get_interface_index(
- nodes['DUT1'], if1_key),
- is_add=1,
- is_ipv6=1 if if2_ip.version == 6 else 0,
- del_all=0,
- address_length=96 if if2_ip.version == 6 else 24,
- address=getattr(if2_ip - 1, 'packed'))
- err_msg = 'Failed to set IP address on interface {ifc} on host ' \
- '{host}'.format(ifc=if1_key, host=nodes['DUT1']['host'])
- papi_exec.add(cmd1, **args1).get_reply(err_msg)
- # Configure IPsec tunnel interfaces
- args1 = dict(
- sw_if_index=loop_sw_if_idx,
- is_add=1,
- is_ipv6=1 if if1_ip.version == 6 else 0,
- del_all=0,
- address_length=128 if if1_ip.version == 6 else 32,
- address='')
- cmd2 = 'ipsec_tunnel_if_add_del'
+ nodes[u"DUT1"], if1_key
+ ),
+ is_add=True,
+ del_all=False,
+ prefix=IPUtil.create_prefix_object(
+ tun_ips[u"ip2"] - 1, 96 if tun_ips[u"ip2"].version == 6
+ else 24
+ )
+ )
+ err_msg = f"Failed to set IP address on interface {if1_key} " \
+ f"on host {nodes[u'DUT1'][u'host']}"
+ papi_exec.add(cmd, **args).get_reply(err_msg)
+ cmd2 = u"ip_neighbor_add_del"
args2 = dict(
is_add=1,
+ neighbor=dict(
+ sw_if_index=Topology.get_interface_sw_index(
+ nodes[u"DUT1"], if1_key
+ ),
+ flags=1,
+ mac_address=str(
+ Topology.get_interface_mac(nodes[u"DUT2"], if2_key)
+ if u"DUT2" in nodes.keys()
+ else Topology.get_interface_mac(
+ nodes[u"TG"], if2_key
+ )
+ ),
+ ip_address=tun_ips[u"ip2"].compressed
+ )
+ )
+ err_msg = f"Failed to add IP neighbor on interface {if1_key}"
+ papi_exec.add(cmd2, **args2).get_reply(err_msg)
+
+ return loop_sw_if_idx
+
+ @staticmethod
+ def _ipsec_create_tunnel_interfaces_dut1_papi(
+ nodes, tun_ips, if1_key, if2_key, n_tunnels, crypto_alg, integ_alg,
+ raddr_ip2, addr_incr, spi_d, existing_tunnels=0):
+ """Create multiple IPsec tunnel interfaces on DUT1 node using PAPI.
+
+ :param nodes: VPP nodes to create tunnel interfaces.
+ :param tun_ips: Dictionary with VPP node 1 ipsec tunnel interface
+ IPv4/IPv6 address (ip1) and VPP node 2 ipsec tunnel interface
+ IPv4/IPv6 address (ip2).
+ :param if1_key: VPP node 1 interface key from topology file.
+ :param if2_key: VPP node 2 / TG node (in case of 2-node topology)
+ interface key from topology file.
+ :param n_tunnels: Number of tunnel interfaces to be there at the end.
+ :param crypto_alg: The encryption algorithm name.
+ :param integ_alg: The integrity algorithm name.
+ :param raddr_ip2: Policy selector remote IPv4/IPv6 start address for the
+ first tunnel in direction node2->node1.
+ :param spi_d: Dictionary with SPIs for VPP node 1 and VPP node 2.
+ :param addr_incr: IP / IPv6 address incremental step.
+ :param existing_tunnels: Number of tunnel interfaces before creation.
+ Useful mainly for reconf tests. Default 0.
+ :type nodes: dict
+ :type tun_ips: dict
+ :type if1_key: str
+ :type if2_key: str
+ :type n_tunnels: int
+ :type crypto_alg: CryptoAlg
+ :type integ_alg: IntegAlg
+ :type raddr_ip2: IPv4Address or IPv6Address
+ :type addr_incr: int
+ :type spi_d: dict
+ :type existing_tunnels: int
+ """
+ if not existing_tunnels:
+ loop_sw_if_idx = IPsecUtil._ipsec_create_loopback_dut1_papi(
+ nodes, tun_ips, if1_key, if2_key
+ )
+ else:
+ loop_sw_if_idx = InterfaceUtil.vpp_get_interface_sw_index(
+ nodes[u"DUT1"], u"loop0"
+ )
+ with PapiSocketExecutor(nodes[u"DUT1"]) as papi_exec:
+ # Configure IP addresses on loop0 interface
+ cmd = u"sw_interface_add_del_address"
+ args = dict(
+ sw_if_index=loop_sw_if_idx,
+ is_add=True,
+ del_all=False,
+ prefix=None
+ )
+ for i in range(existing_tunnels, n_tunnels):
+ args[u"prefix"] = IPUtil.create_prefix_object(
+ tun_ips[u"ip1"] + i * addr_incr,
+ 128 if tun_ips[u"ip1"].version == 6 else 32
+ )
+ papi_exec.add(
+ cmd, history=bool(not 1 < i < n_tunnels - 2), **args
+ )
+ # Configure IPsec tunnel interfaces
+ cmd = u"ipsec_tunnel_if_add_del"
+ args = dict(
+ is_add=True,
local_ip=None,
remote_ip=None,
local_spi=0,
remote_integ_key=None,
tx_table_id=0
)
- err_msg = 'Failed to add IPsec tunnel interfaces on host {host}'.\
- format(host=nodes['DUT1']['host'])
- ipsec_tunnels = list()
- ckeys = list()
- ikeys = list()
- for i in xrange(n_tunnels):
+ ipsec_tunnels = [None] * existing_tunnels
+ ckeys = [bytes()] * existing_tunnels
+ ikeys = [bytes()] * existing_tunnels
+ for i in range(existing_tunnels, n_tunnels):
ckeys.append(
- gen_key(IPsecUtil.get_crypto_alg_key_len(crypto_alg)))
+ gen_key(IPsecUtil.get_crypto_alg_key_len(crypto_alg))
+ )
if integ_alg:
ikeys.append(
- gen_key(IPsecUtil.get_integ_alg_key_len(integ_alg)))
- args1['address'] = getattr(if1_ip + i * addr_incr, 'packed')
- args2['local_spi'] = spi_1 + i
- args2['remote_spi'] = spi_2 + i
- args2['local_ip'] = IPUtil.create_ip_address_object(
- if1_ip + i * addr_incr)
- args2['remote_ip'] = IPUtil.create_ip_address_object(if2_ip)
- args2['local_crypto_key_len'] = len(ckeys[i])
- args2['local_crypto_key'] = ckeys[i]
- args2['remote_crypto_key_len'] = len(ckeys[i])
- args2['remote_crypto_key'] = ckeys[i]
+ gen_key(IPsecUtil.get_integ_alg_key_len(integ_alg))
+ )
+ args[u"local_spi"] = spi_d[u"spi_1"] + i
+ args[u"remote_spi"] = spi_d[u"spi_2"] + i
+ args[u"local_ip"] = IPAddress.create_ip_address_object(
+ tun_ips[u"ip1"] + i * addr_incr
+ )
+ args[u"remote_ip"] = IPAddress.create_ip_address_object(
+ tun_ips[u"ip2"]
+ )
+ args[u"local_crypto_key_len"] = len(ckeys[i])
+ args[u"local_crypto_key"] = ckeys[i]
+ args[u"remote_crypto_key_len"] = len(ckeys[i])
+ args[u"remote_crypto_key"] = ckeys[i]
if integ_alg:
- args2['local_integ_key_len'] = len(ikeys[i])
- args2['local_integ_key'] = ikeys[i]
- args2['remote_integ_key_len'] = len(ikeys[i])
- args2['remote_integ_key'] = ikeys[i]
- history = False if 1 < i < n_tunnels - 1 else True
- papi_exec.add(cmd1, history=history, **args1).\
- add(cmd2, history=history, **args2)
- replies = papi_exec.get_replies(err_msg)
- for reply in replies:
- if 'sw_if_index' in reply:
- ipsec_tunnels.append(reply["sw_if_index"])
- # Configure IP routes
- cmd1 = 'sw_interface_set_unnumbered'
- args1 = dict(
- is_add=1,
+ args[u"local_integ_key_len"] = len(ikeys[i])
+ args[u"local_integ_key"] = ikeys[i]
+ args[u"remote_integ_key_len"] = len(ikeys[i])
+ args[u"remote_integ_key"] = ikeys[i]
+ papi_exec.add(
+ cmd, history=bool(not 1 < i < n_tunnels - 2), **args
+ )
+ err_msg = f"Failed to add IPsec tunnel interfaces on host" \
+ f" {nodes[u'DUT1'][u'host']}"
+ ipsec_tunnels.extend(
+ [
+ reply[u"sw_if_index"]
+ for reply in papi_exec.get_replies(err_msg)
+ if u"sw_if_index" in reply
+ ]
+ )
+ # Configure unnumbered interfaces
+ cmd = u"sw_interface_set_unnumbered"
+ args = dict(
+ is_add=True,
sw_if_index=InterfaceUtil.get_interface_index(
- nodes['DUT1'], if1_key),
+ nodes[u"DUT1"], if1_key
+ ),
unnumbered_sw_if_index=0
)
- cmd2 = 'sw_interface_set_flags'
- args2 = dict(
+ for i in range(existing_tunnels, n_tunnels):
+ args[u"unnumbered_sw_if_index"] = ipsec_tunnels[i]
+ papi_exec.add(
+ cmd, history=bool(not 1 < i < n_tunnels - 2), **args
+ )
+ # Set interfaces up
+ cmd = u"sw_interface_set_flags"
+ args = dict(
sw_if_index=0,
- admin_up_down=1)
- cmd3 = 'ip_route_add_del'
- args3 = dict(
+ flags=InterfaceStatusFlags.IF_STATUS_API_FLAG_ADMIN_UP.value
+ )
+ for i in range(existing_tunnels, n_tunnels):
+ args[u"sw_if_index"] = ipsec_tunnels[i]
+ papi_exec.add(
+ cmd, history=bool(not 1 < i < n_tunnels - 2), **args
+ )
+ # Configure IP routes
+ cmd = u"ip_route_add_del"
+ args = dict(
is_add=1,
is_multipath=0,
route=None
)
- err_msg = 'Failed to add IP routes on host {host}'.format(
- host=nodes['DUT1']['host'])
- for i in xrange(n_tunnels):
- args1['unnumbered_sw_if_index'] = ipsec_tunnels[i]
- args2['sw_if_index'] = ipsec_tunnels[i]
- args3['route'] = IPUtil.compose_vpp_route_structure(
- nodes['DUT1'],
- (raddr_ip2 + i).compressed,
+ for i in range(existing_tunnels, n_tunnels):
+ args[u"route"] = IPUtil.compose_vpp_route_structure(
+ nodes[u"DUT1"], (raddr_ip2 + i).compressed,
prefix_len=128 if raddr_ip2.version == 6 else 32,
interface=ipsec_tunnels[i]
)
- history = False if 1 < i < n_tunnels - 1 else True
- papi_exec.add(cmd1, history=history, **args1).\
- add(cmd2, history=history, **args2).\
- add(cmd3, history=history, **args3)
+ papi_exec.add(
+ cmd, history=bool(not 1 < i < n_tunnels - 2), **args
+ )
+ err_msg = f"Failed to add IP routes on host " \
+ f"{nodes[u'DUT1'][u'host']}"
papi_exec.get_replies(err_msg)
- with PapiSocketExecutor(nodes['DUT2']) as papi_exec:
- # Set IP address on VPP node 2 interface
- cmd1 = 'sw_interface_add_del_address'
- args1 = dict(
- sw_if_index=InterfaceUtil.get_interface_index(
- nodes['DUT2'], if2_key),
- is_add=1,
- is_ipv6=1 if if2_ip.version == 6 else 0,
- del_all=0,
- address_length=96 if if2_ip.version == 6 else 24,
- address=if2_ip.packed)
- err_msg = 'Failed to set IP address on interface {ifc} on host ' \
- '{host}'.format(ifc=if2_key, host=nodes['DUT2']['host'])
- papi_exec.add(cmd1, **args1).get_reply(err_msg)
+ return ckeys, ikeys
+
+ @staticmethod
+ def _ipsec_create_tunnel_interfaces_dut2_papi(
+ nodes, tun_ips, if2_key, n_tunnels, crypto_alg, ckeys, integ_alg,
+ ikeys, raddr_ip1, addr_incr, spi_d, existing_tunnels=0):
+ """Create multiple IPsec tunnel interfaces on DUT2 node using PAPI.
+
+ :param nodes: VPP nodes to create tunnel interfaces.
+ :param tun_ips: Dictionary with VPP node 1 ipsec tunnel interface
+ IPv4/IPv6 address (ip1) and VPP node 2 ipsec tunnel interface
+ IPv4/IPv6 address (ip2).
+ :param if2_key: VPP node 2 / TG node (in case of 2-node topology)
+ interface key from topology file.
+ :param n_tunnels: Number of tunnel interfaces to be there at the end.
+ :param crypto_alg: The encryption algorithm name.
+ :param ckeys: List of encryption keys.
+ :param integ_alg: The integrity algorithm name.
+ :param ikeys: List of integrity keys.
+ :param spi_d: Dictionary with SPIs for VPP node 1 and VPP node 2.
+ :param addr_incr: IP / IPv6 address incremental step.
+ :param existing_tunnels: Number of tunnel interfaces before creation.
+ Useful mainly for reconf tests. Default 0.
+ :type nodes: dict
+ :type tun_ips: dict
+ :type if2_key: str
+ :type n_tunnels: int
+ :type crypto_alg: CryptoAlg
+ :type ckeys: list
+ :type integ_alg: IntegAlg
+ :type ikeys: list
+ :type addr_incr: int
+ :type spi_d: dict
+ :type existing_tunnels: int
+ """
+ with PapiSocketExecutor(nodes[u"DUT2"]) as papi_exec:
+ if not existing_tunnels:
+ # Set IP address on VPP node 2 interface
+ cmd = u"sw_interface_add_del_address"
+ args = dict(
+ sw_if_index=InterfaceUtil.get_interface_index(
+ nodes[u"DUT2"], if2_key
+ ),
+ is_add=True,
+ del_all=False,
+ prefix=IPUtil.create_prefix_object(
+ tun_ips[u"ip2"], 96 if tun_ips[u"ip2"].version == 6
+ else 24
+ )
+ )
+ err_msg = f"Failed to set IP address on interface {if2_key} " \
+ f"on host {nodes[u'DUT2'][u'host']}"
+ papi_exec.add(cmd, **args).get_reply(err_msg)
# Configure IPsec tunnel interfaces
- cmd2 = 'ipsec_tunnel_if_add_del'
- args2 = dict(
- is_add=1,
- local_ip=IPUtil.create_ip_address_object(if2_ip),
+ cmd = u"ipsec_tunnel_if_add_del"
+ args = dict(
+ is_add=True,
+ local_ip=IPAddress.create_ip_address_object(tun_ips[u"ip2"]),
remote_ip=None,
local_spi=0,
remote_spi=0,
remote_integ_key=None,
tx_table_id=0
)
- err_msg = 'Failed to add IPsec tunnel interfaces on host {host}'. \
- format(host=nodes['DUT2']['host'])
- ipsec_tunnels = list()
- for i in xrange(n_tunnels):
- args2['local_spi'] = spi_2 + i
- args2['remote_spi'] = spi_1 + i
- args2['local_ip'] = IPUtil.create_ip_address_object(if2_ip)
- args2['remote_ip'] = IPUtil.create_ip_address_object(
- if1_ip + i * addr_incr)
- args2['local_crypto_key_len'] = len(ckeys[i])
- args2['local_crypto_key'] = ckeys[i]
- args2['remote_crypto_key_len'] = len(ckeys[i])
- args2['remote_crypto_key'] = ckeys[i]
+ ipsec_tunnels = [None] * existing_tunnels
+ for i in range(existing_tunnels, n_tunnels):
+ args[u"local_spi"] = spi_d[u"spi_2"] + i
+ args[u"remote_spi"] = spi_d[u"spi_1"] + i
+ args[u"local_ip"] = IPAddress.create_ip_address_object(
+ tun_ips[u"ip2"]
+ )
+ args[u"remote_ip"] = IPAddress.create_ip_address_object(
+ tun_ips[u"ip1"] + i * addr_incr
+ )
+ args[u"local_crypto_key_len"] = len(ckeys[i])
+ args[u"local_crypto_key"] = ckeys[i]
+ args[u"remote_crypto_key_len"] = len(ckeys[i])
+ args[u"remote_crypto_key"] = ckeys[i]
if integ_alg:
- args2['local_integ_key_len'] = len(ikeys[i])
- args2['local_integ_key'] = ikeys[i]
- args2['remote_integ_key_len'] = len(ikeys[i])
- args2['remote_integ_key'] = ikeys[i]
- history = False if 1 < i < n_tunnels - 1 else True
- papi_exec.add(cmd2, history=history, **args2)
- replies = papi_exec.get_replies(err_msg)
- for reply in replies:
- if 'sw_if_index' in reply:
- ipsec_tunnels.append(reply["sw_if_index"])
- # Configure IP routes
- cmd1 = 'ip_route_add_del'
- route = IPUtil.compose_vpp_route_structure(
- nodes['DUT2'], if1_ip.compressed,
- prefix_len=32 if if1_ip.version == 6 else 8,
- interface=if2_key,
- gateway=(if2_ip - 1).compressed
- )
- args1 = dict(
- is_add=1,
- is_multipath=0,
- route=route
+ args[u"local_integ_key_len"] = len(ikeys[i])
+ args[u"local_integ_key"] = ikeys[i]
+ args[u"remote_integ_key_len"] = len(ikeys[i])
+ args[u"remote_integ_key"] = ikeys[i]
+ papi_exec.add(
+ cmd, history=bool(not 1 < i < n_tunnels - 2), **args
+ )
+ err_msg = f"Failed to add IPsec tunnel interfaces " \
+ f"on host {nodes[u'DUT2'][u'host']}"
+ ipsec_tunnels.extend(
+ [
+ reply[u"sw_if_index"]
+ for reply in papi_exec.get_replies(err_msg)
+ if u"sw_if_index" in reply
+ ]
)
- papi_exec.add(cmd1, **args1)
- cmd1 = 'sw_interface_set_unnumbered'
- args1 = dict(
- is_add=1,
+ if not existing_tunnels:
+ # Configure IP route
+ cmd = u"ip_route_add_del"
+ route = IPUtil.compose_vpp_route_structure(
+ nodes[u"DUT2"], tun_ips[u"ip1"].compressed,
+ prefix_len=32 if tun_ips[u"ip1"].version == 6 else 8,
+ interface=if2_key,
+ gateway=(tun_ips[u"ip2"] - 1).compressed
+ )
+ args = dict(
+ is_add=1,
+ is_multipath=0,
+ route=route
+ )
+ papi_exec.add(cmd, **args)
+ # Configure unnumbered interfaces
+ cmd = u"sw_interface_set_unnumbered"
+ args = dict(
+ is_add=True,
sw_if_index=InterfaceUtil.get_interface_index(
- nodes['DUT2'], if2_key),
+ nodes[u"DUT2"], if2_key
+ ),
unnumbered_sw_if_index=0
)
- cmd2 = 'sw_interface_set_flags'
- args2 = dict(
+ for i in range(existing_tunnels, n_tunnels):
+ args[u"unnumbered_sw_if_index"] = ipsec_tunnels[i]
+ papi_exec.add(
+ cmd, history=bool(not 1 < i < n_tunnels - 2), **args
+ )
+ # Set interfaces up
+ cmd = u"sw_interface_set_flags"
+ args = dict(
sw_if_index=0,
- admin_up_down=1)
- cmd3 = 'ip_route_add_del'
- args3 = dict(
+ flags=InterfaceStatusFlags.IF_STATUS_API_FLAG_ADMIN_UP.value
+ )
+ for i in range(existing_tunnels, n_tunnels):
+ args[u"sw_if_index"] = ipsec_tunnels[i]
+ papi_exec.add(
+ cmd, history=bool(not 1 < i < n_tunnels - 2), **args
+ )
+ # Configure IP routes
+ cmd = u"ip_route_add_del"
+ args = dict(
is_add=1,
is_multipath=0,
route=None
)
- err_msg = 'Failed to add IP routes on host {host}'.format(
- host=nodes['DUT2']['host'])
- for i in xrange(n_tunnels):
- args1['unnumbered_sw_if_index'] = ipsec_tunnels[i]
- args2['sw_if_index'] = ipsec_tunnels[i]
- args3['route'] = IPUtil.compose_vpp_route_structure(
- nodes['DUT1'],
- (raddr_ip1 + i).compressed,
+ for i in range(existing_tunnels, n_tunnels):
+ args[u"route"] = IPUtil.compose_vpp_route_structure(
+ nodes[u"DUT1"], (raddr_ip1 + i).compressed,
prefix_len=128 if raddr_ip1.version == 6 else 32,
interface=ipsec_tunnels[i]
)
- history = False if 1 < i < n_tunnels - 1 else True
- papi_exec.add(cmd1, history=history, **args1). \
- add(cmd2, history=history, **args2). \
- add(cmd3, history=history, **args3)
+ papi_exec.add(
+ cmd, history=bool(not 1 < i < n_tunnels - 2), **args
+ )
+ err_msg = f"Failed to add IP routes " \
+ f"on host {nodes[u'DUT2'][u'host']}"
papi_exec.get_replies(err_msg)
+ @staticmethod
+ def vpp_ipsec_create_tunnel_interfaces(
+ nodes, tun_if1_ip_addr, tun_if2_ip_addr, if1_key, if2_key,
+ n_tunnels, crypto_alg, integ_alg, raddr_ip1, raddr_ip2, raddr_range,
+ existing_tunnels=0):
+ """Create multiple IPsec tunnel interfaces between two VPP nodes.
+
+ :param nodes: VPP nodes to create tunnel interfaces.
+ :param tun_if1_ip_addr: VPP node 1 ipsec tunnel interface IPv4/IPv6
+ address.
+ :param tun_if2_ip_addr: VPP node 2 ipsec tunnel interface IPv4/IPv6
+ address.
+ :param if1_key: VPP node 1 interface key from topology file.
+ :param if2_key: VPP node 2 / TG node (in case of 2-node topology)
+ interface key from topology file.
+ :param n_tunnels: Number of tunnel interfaces to be there at the end.
+ :param crypto_alg: The encryption algorithm name.
+ :param integ_alg: The integrity algorithm name.
+ :param raddr_ip1: Policy selector remote IPv4/IPv6 start address for the
+ first tunnel in direction node1->node2.
+ :param raddr_ip2: Policy selector remote IPv4/IPv6 start address for the
+ first tunnel in direction node2->node1.
+ :param raddr_range: Mask specifying range of Policy selector Remote
+ IPv4/IPv6 addresses. Valid values are from 1 to 32 in case of IPv4
+ and to 128 in case of IPv6.
+ :param existing_tunnels: Number of tunnel interfaces before creation.
+ Useful mainly for reconf tests. Default 0.
+ :type nodes: dict
+ :type tun_if1_ip_addr: str
+ :type tun_if2_ip_addr: str
+ :type if1_key: str
+ :type if2_key: str
+ :type n_tunnels: int
+ :type crypto_alg: CryptoAlg
+ :type integ_alg: IntegAlg
+ :type raddr_ip1: string
+ :type raddr_ip2: string
+ :type raddr_range: int
+ :type existing_tunnels: int
+ """
+ n_tunnels = int(n_tunnels)
+ existing_tunnels = int(existing_tunnels)
+ spi_d = dict(
+ spi_1=100000,
+ spi_2=200000
+ )
+ tun_ips = dict(
+ ip1=ip_address(tun_if1_ip_addr),
+ ip2=ip_address(tun_if2_ip_addr)
+ )
+ raddr_ip1 = ip_address(raddr_ip1)
+ raddr_ip2 = ip_address(raddr_ip2)
+ addr_incr = 1 << (128 - raddr_range) if tun_ips[u"ip1"].version == 6 \
+ else 1 << (32 - raddr_range)
+
+ if n_tunnels - existing_tunnels > 10:
+ ckeys, ikeys = IPsecUtil._ipsec_create_tunnel_interfaces_dut1_vat(
+ nodes, tun_ips, if1_key, if2_key, n_tunnels, crypto_alg,
+ integ_alg, raddr_ip2, addr_incr, spi_d, existing_tunnels
+ )
+ if u"DUT2" not in nodes.keys():
+ return ckeys[0], ikeys[0], spi_d[u"spi_1"], spi_d[u"spi_2"]
+ IPsecUtil._ipsec_create_tunnel_interfaces_dut2_vat(
+ nodes, tun_ips, if2_key, n_tunnels, crypto_alg, ckeys,
+ integ_alg, ikeys, raddr_ip1, addr_incr, spi_d, existing_tunnels
+ )
+ else:
+ ckeys, ikeys = IPsecUtil._ipsec_create_tunnel_interfaces_dut1_papi(
+ nodes, tun_ips, if1_key, if2_key, n_tunnels, crypto_alg,
+ integ_alg, raddr_ip2, addr_incr, spi_d, existing_tunnels
+ )
+ if u"DUT2" not in nodes.keys():
+ return ckeys[0], ikeys[0], spi_d[u"spi_1"], spi_d[u"spi_2"]
+ IPsecUtil._ipsec_create_tunnel_interfaces_dut2_papi(
+ nodes, tun_ips, if2_key, n_tunnels, crypto_alg, ckeys,
+ integ_alg, ikeys, raddr_ip1, addr_incr, spi_d, existing_tunnels
+ )
+
+ return None, None, None, None
+
+ @staticmethod
+ def _create_ipsec_script_files(dut, instances):
+ """Create script files for configuring IPsec in containers
+
+ :param dut: DUT node on which to create the script files
+ :param instances: number of containers on DUT node
+ :type dut: string
+ :type instances: int
+ """
+ scripts = []
+ for cnf in range(0, instances):
+ script_filename = (
+ f"/tmp/ipsec_create_tunnel_cnf_{dut}_{cnf + 1}.config"
+ )
+ scripts.append(open(script_filename, 'w'))
+ return scripts
+
+ @staticmethod
+ def _close_and_copy_ipsec_script_files(
+ dut, nodes, instances, scripts):
+ """Close created scripts and copy them to containers
+
+ :param dut: DUT node on which to create the script files
+ :param nodes: VPP nodes
+ :param instances: number of containers on DUT node
+ :param scripts: dictionary holding the script files
+ :type dut: string
+ :type nodes: dict
+ :type instances: int
+ :type scripts: dict
+ """
+ for cnf in range(0, instances):
+ scripts[cnf].close()
+ script_filename = (
+ f"/tmp/ipsec_create_tunnel_cnf_{dut}_{cnf + 1}.config"
+ )
+ scp_node(nodes[dut], script_filename, script_filename)
+
+
+ @staticmethod
+ def vpp_ipsec_create_tunnel_interfaces_in_containers(
+ nodes, if1_ip_addr, if2_ip_addr, n_tunnels, crypto_alg, integ_alg,
+ raddr_ip1, raddr_ip2, raddr_range, n_instances):
+ """Create multiple IPsec tunnel interfaces between two VPP nodes.
+
+ :param nodes: VPP nodes to create tunnel interfaces.
+ :param if1_ip_addr: VPP node 1 interface IP4 address.
+ :param if2_ip_addr: VPP node 2 interface IP4 address.
+ :param n_tunnels: Number of tunnell interfaces to create.
+ :param crypto_alg: The encryption algorithm name.
+ :param integ_alg: The integrity algorithm name.
+ :param raddr_ip1: Policy selector remote IPv4 start address for the
+ first tunnel in direction node1->node2.
+ :param raddr_ip2: Policy selector remote IPv4 start address for the
+ first tunnel in direction node2->node1.
+ :param raddr_range: Mask specifying range of Policy selector Remote
+ IPv4 addresses. Valid values are from 1 to 32.
+ :param n_instances: Number of containers.
+ :type nodes: dict
+ :type if1_ip_addr: str
+ :type if2_ip_addr: str
+ :type n_tunnels: int
+ :type crypto_alg: CryptoAlg
+ :type integ_alg: IntegAlg
+ :type raddr_ip1: string
+ :type raddr_ip2: string
+ :type raddr_range: int
+ :type n_instances: int
+ """
+ spi_1 = 100000
+ spi_2 = 200000
+ addr_incr = 1 << (32 - raddr_range)
+
+ dut1_scripts = IPsecUtil._create_ipsec_script_files(
+ u"DUT1", n_instances
+ )
+ dut2_scripts = IPsecUtil._create_ipsec_script_files(
+ u"DUT2", n_instances
+ )
+
+ for cnf in range(0, n_instances):
+ dut1_scripts[cnf].write(
+ u"create loopback interface\n"
+ u"set interface state loop0 up\n\n"
+ )
+ dut2_scripts[cnf].write(
+ f"ip route add {if1_ip_addr}/8 via "
+ f"{ip_address(if2_ip_addr) + cnf + 100} memif1/{cnf + 1}\n\n"
+ )
+
+ for tnl in range(0, n_tunnels):
+ cnf = tnl % n_instances
+ ckey = getattr(
+ gen_key(IPsecUtil.get_crypto_alg_key_len(crypto_alg)), u"hex"
+ )
+ integ = u""
+ if integ_alg:
+ ikey = getattr(
+ gen_key(IPsecUtil.get_integ_alg_key_len(integ_alg)), u"hex"
+ )
+ integ = (
+ f"integ-alg {integ_alg.alg_name} "
+ f"local-integ-key {ikey} "
+ f"remote-integ-key {ikey} "
+ )
+ # Configure tunnel end point(s) on left side
+ dut1_scripts[cnf].write(
+ u"set interface ip address loop0 "
+ f"{ip_address(if1_ip_addr) + tnl * addr_incr}/32\n"
+ f"create ipsec tunnel "
+ f"local-ip {ip_address(if1_ip_addr) + tnl * addr_incr} "
+ f"local-spi {spi_1 + tnl} "
+ f"remote-ip {ip_address(if2_ip_addr) + cnf} "
+ f"remote-spi {spi_2 + tnl} "
+ f"crypto-alg {crypto_alg.alg_name} "
+ f"local-crypto-key {ckey} "
+ f"remote-crypto-key {ckey} "
+ f"instance {tnl // n_instances} "
+ f"salt 0x0 "
+ f"{integ} \n"
+ f"set interface unnumbered ipip{tnl // n_instances} use loop0\n"
+ f"set interface state ipip{tnl // n_instances} up\n"
+ f"ip route add {ip_address(raddr_ip2)+tnl}/32 "
+ f"via ipip{tnl // n_instances}\n\n"
+ )
+ # Configure tunnel end point(s) on right side
+ dut2_scripts[cnf].write(
+ f"set ip neighbor memif1/{cnf + 1} "
+ f"{ip_address(if1_ip_addr) + tnl * addr_incr} "
+ f"02:02:00:00:{17:02X}:{cnf:02X} static\n"
+ f"create ipsec tunnel local-ip {ip_address(if2_ip_addr) + cnf} "
+ f"local-spi {spi_2 + tnl} "
+ f"remote-ip {ip_address(if1_ip_addr) + tnl * addr_incr} "
+ f"remote-spi {spi_1 + tnl} "
+ f"crypto-alg {crypto_alg.alg_name} "
+ f"local-crypto-key {ckey} "
+ f"remote-crypto-key {ckey} "
+ f"instance {tnl // n_instances} "
+ f"salt 0x0 "
+ f"{integ}\n"
+ f"set interface unnumbered ipip{tnl // n_instances} "
+ f"use memif1/{cnf + 1}\n"
+ f"set interface state ipip{tnl // n_instances} up\n"
+ f"ip route add {ip_address(raddr_ip1) + tnl}/32 "
+ f"via ipip{tnl // n_instances}\n\n"
+ )
+
+ IPsecUtil._close_and_copy_ipsec_script_files(
+ u"DUT1", nodes, n_instances, dut1_scripts)
+ IPsecUtil._close_and_copy_ipsec_script_files(
+ u"DUT2", nodes, n_instances, dut2_scripts)
+
@staticmethod
def vpp_ipsec_add_multiple_tunnels(
nodes, interface1, interface2, n_tunnels, crypto_alg, integ_alg,
first tunnel in direction node1->node2.
:param raddr_ip2: Policy selector remote IPv4 start address for the
first tunnel in direction node2->node1.
- :param raddr_range: Mask specifying range of Policy selector Remote IPv4
- addresses. Valid values are from 1 to 32.
+ :param raddr_range: Mask specifying range of Policy selector Remote
+ IPv4 addresses. Valid values are from 1 to 32.
:type nodes: dict
:type interface1: str or int
:type interface2: str or int
spi_1 = 300000
spi_2 = 400000
- crypto_key = gen_key(IPsecUtil.get_crypto_alg_key_len(crypto_alg))
- integ_key = gen_key(IPsecUtil.get_integ_alg_key_len(integ_alg)) \
- if integ_alg else ''
+ crypto_key = gen_key(
+ IPsecUtil.get_crypto_alg_key_len(crypto_alg)
+ ).decode()
+ integ_key = gen_key(
+ IPsecUtil.get_integ_alg_key_len(integ_alg)
+ ).decode() if integ_alg else u""
IPsecUtil.vpp_ipsec_set_ip_route(
- nodes['DUT1'], n_tunnels, tunnel_ip1, raddr_ip2, tunnel_ip2,
+ nodes[u"DUT1"], n_tunnels, tunnel_ip1, raddr_ip2, tunnel_ip2,
interface1, raddr_range)
IPsecUtil.vpp_ipsec_set_ip_route(
- nodes['DUT2'], n_tunnels, tunnel_ip2, raddr_ip1, tunnel_ip1,
+ nodes[u"DUT2"], n_tunnels, tunnel_ip2, raddr_ip1, tunnel_ip1,
interface2, raddr_range)
- IPsecUtil.vpp_ipsec_add_spd(
- nodes['DUT1'], spd_id)
- IPsecUtil.vpp_ipsec_spd_add_if(
- nodes['DUT1'], spd_id, interface1)
+ IPsecUtil.vpp_ipsec_add_spd(nodes[u"DUT1"], spd_id)
+ IPsecUtil.vpp_ipsec_spd_add_if(nodes[u"DUT1"], spd_id, interface1)
IPsecUtil.vpp_ipsec_policy_add(
- nodes['DUT1'], spd_id, p_hi, PolicyAction.BYPASS, inbound=False,
- proto=50, laddr_range='100.0.0.0/8', raddr_range='100.0.0.0/8')
+ nodes[u"DUT1"], spd_id, p_hi, PolicyAction.BYPASS, inbound=False,
+ proto=50, laddr_range=u"100.0.0.0/8", raddr_range=u"100.0.0.0/8"
+ )
IPsecUtil.vpp_ipsec_policy_add(
- nodes['DUT1'], spd_id, p_hi, PolicyAction.BYPASS, inbound=True,
- proto=50, laddr_range='100.0.0.0/8', raddr_range='100.0.0.0/8')
+ nodes[u"DUT1"], spd_id, p_hi, PolicyAction.BYPASS, inbound=True,
+ proto=50, laddr_range=u"100.0.0.0/8", raddr_range=u"100.0.0.0/8"
+ )
- IPsecUtil.vpp_ipsec_add_spd(
- nodes['DUT2'], spd_id)
- IPsecUtil.vpp_ipsec_spd_add_if(
- nodes['DUT2'], spd_id, interface2)
+ IPsecUtil.vpp_ipsec_add_spd(nodes[u"DUT2"], spd_id)
+ IPsecUtil.vpp_ipsec_spd_add_if(nodes[u"DUT2"], spd_id, interface2)
IPsecUtil.vpp_ipsec_policy_add(
- nodes['DUT2'], spd_id, p_hi, PolicyAction.BYPASS, inbound=False,
- proto=50, laddr_range='100.0.0.0/8', raddr_range='100.0.0.0/8')
+ nodes[u"DUT2"], spd_id, p_hi, PolicyAction.BYPASS, inbound=False,
+ proto=50, laddr_range=u"100.0.0.0/8", raddr_range=u"100.0.0.0/8"
+ )
IPsecUtil.vpp_ipsec_policy_add(
- nodes['DUT2'], spd_id, p_hi, PolicyAction.BYPASS, inbound=True,
- proto=50, laddr_range='100.0.0.0/8', raddr_range='100.0.0.0/8')
+ nodes[u"DUT2"], spd_id, p_hi, PolicyAction.BYPASS, inbound=True,
+ proto=50, laddr_range=u"100.0.0.0/8", raddr_range=u"100.0.0.0/8"
+ )
IPsecUtil.vpp_ipsec_add_sad_entries(
- nodes['DUT1'], n_tunnels, sa_id_1, spi_1, crypto_alg, crypto_key,
- integ_alg, integ_key, tunnel_ip1, tunnel_ip2)
-
+ nodes[u"DUT1"], n_tunnels, sa_id_1, spi_1, crypto_alg, crypto_key,
+ integ_alg, integ_key, tunnel_ip1, tunnel_ip2
+ )
IPsecUtil.vpp_ipsec_spd_add_entries(
- nodes['DUT1'], n_tunnels, spd_id, p_lo, False, sa_id_1, raddr_ip2)
+ nodes[u"DUT1"], n_tunnels, spd_id, p_lo, False, sa_id_1, raddr_ip2
+ )
IPsecUtil.vpp_ipsec_add_sad_entries(
- nodes['DUT2'], n_tunnels, sa_id_1, spi_1, crypto_alg, crypto_key,
- integ_alg, integ_key, tunnel_ip1, tunnel_ip2)
-
+ nodes[u"DUT2"], n_tunnels, sa_id_1, spi_1, crypto_alg, crypto_key,
+ integ_alg, integ_key, tunnel_ip1, tunnel_ip2
+ )
IPsecUtil.vpp_ipsec_spd_add_entries(
- nodes['DUT2'], n_tunnels, spd_id, p_lo, True, sa_id_1, raddr_ip2)
+ nodes[u"DUT2"], n_tunnels, spd_id, p_lo, True, sa_id_1, raddr_ip2
+ )
IPsecUtil.vpp_ipsec_add_sad_entries(
- nodes['DUT2'], n_tunnels, sa_id_2, spi_2, crypto_alg, crypto_key,
- integ_alg, integ_key, tunnel_ip2, tunnel_ip1)
+ nodes[u"DUT2"], n_tunnels, sa_id_2, spi_2, crypto_alg, crypto_key,
+ integ_alg, integ_key, tunnel_ip2, tunnel_ip1
+ )
IPsecUtil.vpp_ipsec_spd_add_entries(
- nodes['DUT2'], n_tunnels, spd_id, p_lo, False, sa_id_2, raddr_ip1)
+ nodes[u"DUT2"], n_tunnels, spd_id, p_lo, False, sa_id_2, raddr_ip1
+ )
IPsecUtil.vpp_ipsec_add_sad_entries(
- nodes['DUT1'], n_tunnels, sa_id_2, spi_2, crypto_alg, crypto_key,
- integ_alg, integ_key, tunnel_ip2, tunnel_ip1)
+ nodes[u"DUT1"], n_tunnels, sa_id_2, spi_2, crypto_alg, crypto_key,
+ integ_alg, integ_key, tunnel_ip2, tunnel_ip1
+ )
IPsecUtil.vpp_ipsec_spd_add_entries(
- nodes['DUT1'], n_tunnels, spd_id, p_lo, True, sa_id_2, raddr_ip1)
+ nodes[u"DUT1"], n_tunnels, spd_id, p_lo, True, sa_id_2, raddr_ip1
+ )
@staticmethod
def vpp_ipsec_show(node):
:param node: Node to run command on.
:type node: dict
"""
- PapiSocketExecutor.run_cli_cmd(node, 'show ipsec')
+ PapiSocketExecutor.run_cli_cmd(node, u"show ipsec")