-# Copyright (c) 2016 Cisco and/or its affiliates.
+# Copyright (c) 2018 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:
:param integ_alg: The integrity algorithm name.
:param integ_key: The integrity key string.
:param tunnel_src: Tunnel header source IPv4 or IPv6 address. If not
- specified ESP transport mode is used.
+ specified ESP transport mode is used.
:param tunnel_dst: Tunnel header destination IPv4 or IPv6 address. If
- not specified ESP transport mode is used.
+ not specified ESP transport mode is used.
:type node: dict
:type sad_id: int
:type spi: int
:param node: VPP node to add SAD entry on.
:param n_entries: Number of SAD entries to be created.
:param sad_id: First SAD entry ID. All subsequent SAD entries will have
- id incremented by 1.
+ id incremented by 1.
:param spi: Security Parameter Index of first SAD entry. All subsequent
- SAD entries will have spi incremented by 1.
+ SAD entries will have spi incremented by 1.
:param crypto_alg: The encryption algorithm name.
:param crypto_key: The encryption key string.
:param integ_alg: The integrity algorithm name.
:param integ_key: The integrity key string.
:param tunnel_src: Tunnel header source IPv4 or IPv6 address. If not
- specified ESP transport mode is used.
+ specified ESP transport mode is used.
:param tunnel_dst: Tunnel header destination IPv4 or IPv6 address. If
- not specified ESP transport mode is used.
+ not specified ESP transport mode is used.
:type node: dict
:type n_entries: int
:type sad_id: int
:type tunnel_src: str
:type tunnel_dst: str
"""
- tmp_filename = '/tmp/ipsec_sad_{}_add_del_entry.vat'.format(sad_id)
+ tmp_filename = '/tmp/ipsec_sad_{0}_add_del_entry.script'.format(sad_id)
ckey = crypto_key.encode('hex')
ikey = integ_key.encode('hex')
tunnel = 'tunnel_src {0} tunnel_dst {1}'.format(tunnel_src, tunnel_dst)\
tunnel)
tmp_file.write(buf_str)
vat = VatExecutor()
- vat.scp_and_execute_script(tmp_filename, node, 300)
+ vat.execute_script(tmp_filename, node, timeout=300, json_out=False,
+ copy_on_execute=True)
os.remove(tmp_filename)
@staticmethod
:param priority: SPD entry priority, higher number = higher priority.
:param action: Policy action.
:param inbound: If True policy is for inbound traffic, otherwise
- outbound.
+ outbound.
:param sa_id: SAD entry ID for protect action.
:param laddr_range: Policy selector local IPv4 or IPv6 address range in
- format IP/prefix or IP/mask. If no mask is provided, it's considered
- to be /32.
+ format IP/prefix or IP/mask. If no mask is provided,
+ it's considered to be /32.
:param raddr_range: Policy selector remote IPv4 or IPv6 address range in
- format IP/prefix or IP/mask. If no mask is provided, it's considered
- to be /32.
+ format IP/prefix or IP/mask. If no mask is provided,
+ it's considered to be /32.
:param proto: Policy selector next layer protocol number.
:param lport_range: Policy selector local TCP/UDP port range in format
- <port_start>-<port_end>.
+ <port_start>-<port_end>.
:param rport_range: Policy selector remote TCP/UDP port range in format
- <port_start>-<port_end>.
+ <port_start>-<port_end>.
:type node: dict
:type spd_id: int
:type priority: int
:param spd_id: SPD ID to add entries on.
:param priority: SPD entries priority, higher number = higher priority.
:param inbound: If True policy is for inbound traffic, otherwise
- outbound.
+ outbound.
:param sa_id: SAD entry ID for first entry. Each subsequent entry will
- SAD entry ID incremented by 1.
+ SAD entry ID incremented by 1.
:param raddr_ip: Policy selector remote IPv4 start address for the first
- 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.
+ 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: Mask specifying range of Policy selector Remote IPv4
- addresses. Valid values are from 1 to 32.
+ addresses. Valid values are from 1 to 32.
:type node: dict
:type n_entries: int
:type spd_id: int
:type raddr_ip: string
:type raddr_range: int
"""
- tmp_filename = '/tmp/ipsec_spd_{}_add_del_entry.vat'.format(sa_id)
+ tmp_filename = '/tmp/ipsec_spd_{0}_add_del_entry.script'.format(sa_id)
+
direction = 'inbound' if inbound else 'outbound'
addr_incr = 1 << (32 - raddr_range)
addr_ip = int(ip_address(unicode(raddr_ip)))
start_str, sa_id+i, r_ip_s, r_ip_e)
tmp_file.write(buf_str)
vat = VatExecutor()
- vat.scp_and_execute_script(tmp_filename, node, 300)
+ vat.execute_script(tmp_filename, node, timeout=300, json_out=False,
+ copy_on_execute=True)
os.remove(tmp_filename)
@staticmethod
def vpp_ipsec_create_tunnel_interfaces(node1, node2, if1_ip_addr,
- if2_ip_addr, n_tunnels, crypto_alg,
- crypto_key, integ_alg, integ_key,
- raddr_ip1, raddr_ip2, raddr_range):
+ if2_ip_addr, if1_key, if2_key,
+ n_tunnels, crypto_alg, crypto_key,
+ integ_alg, integ_key, raddr_ip1,
+ raddr_ip2, raddr_range):
"""Create multiple IPsec tunnel interfaces between two VPP nodes.
:param node1: VPP node 1 to create tunnel interfaces.
:param node2: VPP node 2 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 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 tunnell interfaces to create.
:param crypto_alg: The encryption algorithm name.
:param crypto_key: The encryption key string.
:param integ_alg: The integrity algorithm name.
:param integ_key: The integrity key string.
:param raddr_ip1: Policy selector remote IPv4 start address for the
- first tunnel in direction node1->node2.
+ first tunnel in direction node1->node2.
:param raddr_ip2: Policy selector remote IPv4 start address for the
- first tunnel in direction node2->node1.
+ 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.
+ addresses. Valid values are from 1 to 32.
:type node1: dict
:type node2: dict
:type if1_ip_addr: str
:type if2_ip_addr: str
+ :type if1_key: str
+ :type if2_key: str
:type n_tunnels: int
:type crypto_alg: CryptoAlg
:type crypto_key: str
:type raddr_ip2: string
:type raddr_range: int
"""
-
spi_1 = 10000
spi_2 = 20000
ckey = crypto_key.encode('hex')
ikey = integ_key.encode('hex')
+ vat = VatExecutor()
with open(tmp_fn1, 'w') as tmp_f1, open(tmp_fn2, 'w') as tmp_f2:
for i in range(0, n_tunnels):
- if_s = 'ipsec{}'.format(i)
- dut1_tunnel_s = 'create ipsec tunnel local-ip {0} local-spi ' \
- '{1} remote-ip {2} remote-spi {3}\n'.format(
- if1_ip_addr, spi_1+i, if2_ip_addr, spi_2+i)
- tmp_f1.write(dut1_tunnel_s)
- dut2_tunnel_s = 'create ipsec tunnel local-ip {0} local-spi ' \
- '{1} remote-ip {2} remote-spi {3}\n'.format(
- if2_ip_addr, spi_2+i, if1_ip_addr, spi_1+i)
- tmp_f2.write(dut2_tunnel_s)
- loc_c_key = 'set interface ipsec key {0} local crypto {1} ' \
- '{2}\n'.format(if_s, crypto_alg.alg_name, ckey)
- tmp_f1.write(loc_c_key)
- tmp_f2.write(loc_c_key)
- rem_c_key = 'set interface ipsec key {0} remote crypto {1} ' \
- '{2}\n'.format(if_s, crypto_alg.alg_name, ckey)
- tmp_f1.write(rem_c_key)
- tmp_f2.write(rem_c_key)
+ integ = ''
if crypto_alg.alg_name != 'aes-gcm-128':
- loc_i_key = 'set interface ipsec key {0} local integ {1} ' \
- '{2}\n'.format(if_s, integ_alg.alg_name, ikey)
- tmp_f1.write(loc_i_key)
- tmp_f2.write(loc_i_key)
- rem_i_key = 'set interface ipsec key {0} remote integ {1}' \
- ' {2}\n'.format(if_s, integ_alg.alg_name, ikey)
- tmp_f1.write(rem_i_key)
- tmp_f2.write(rem_i_key)
- raddr_ip1_s = ip_address(raddr_ip1_i + addr_incr*i)
- raddr_ip2_s = ip_address(raddr_ip2_i + addr_incr*i)
- dut1_rte_s = 'ip route add {0}/{1} via {2} {3}\n'.format(
- raddr_ip2_s, raddr_range, if2_ip_addr, if_s)
- tmp_f1.write(dut1_rte_s)
- dut2_rte_s = 'ip route add {0}/{1} via {2} {3}\n'.format(
- raddr_ip1_s, raddr_range, if1_ip_addr, if_s)
- tmp_f2.write(dut2_rte_s)
- up_s = 'set int state {0} up\n'.format(if_s)
- tmp_f1.write(up_s)
- tmp_f2.write(up_s)
+ 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)
+ dut1_tunnel = '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 {local_ip} '\
+ 'remote_ip {remote_ip}\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,
+ local_ip=if1_ip_addr,
+ remote_ip=if2_ip_addr)
+ dut2_tunnel = '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 {local_ip} '\
+ 'remote_ip {remote_ip}\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,
+ local_ip=if2_ip_addr,
+ remote_ip=if1_ip_addr)
+ tmp_f1.write(dut1_tunnel)
+ tmp_f2.write(dut2_tunnel)
+ vat.execute_script(tmp_fn1, node1, timeout=300, json_out=False,
+ copy_on_execute=True)
+ vat.execute_script(tmp_fn2, node2, timeout=300, json_out=False,
+ copy_on_execute=True)
+ os.remove(tmp_fn1)
+ os.remove(tmp_fn2)
- vat = VatExecutor()
- vat.scp_and_execute_cli_script(tmp_fn1, node1, 300)
- vat.scp_and_execute_cli_script(tmp_fn2, node2, 300)
+ with open(tmp_fn1, 'w') as tmp_f1, open(tmp_fn2, 'w') as tmp_f2:
+ for i in range(0, n_tunnels):
+ raddr_ip1 = ip_address(raddr_ip1_i + addr_incr*i)
+ raddr_ip2 = ip_address(raddr_ip2_i + addr_incr*i)
+ dut1_if = Topology.get_interface_name(node1, if1_key)
+ dut1 = 'ip_add_del_route {raddr}/{mask} via {addr} ipsec{i}\n'\
+ 'exec set interface unnumbered ipsec{i} use {uifc}\n'\
+ 'sw_interface_set_flags ipsec{i} admin-up\n'\
+ .format(raddr=raddr_ip2, mask=raddr_range,
+ addr=if2_ip_addr, i=i, uifc=dut1_if)
+ dut2_if = Topology.get_interface_name(node2, if2_key)
+ dut2 = 'ip_add_del_route {raddr}/{mask} via {addr} ipsec{i}\n'\
+ 'exec set interface unnumbered ipsec{i} use {uifc}\n'\
+ 'sw_interface_set_flags ipsec{i} admin-up\n'\
+ .format(raddr=raddr_ip1, mask=raddr_range,
+ addr=if1_ip_addr, i=i, uifc=dut2_if)
+ tmp_f1.write(dut1)
+ tmp_f2.write(dut2)
+
+ vat.execute_script(tmp_fn1, node1, timeout=300, json_out=False,
+ copy_on_execute=True)
+ vat.execute_script(tmp_fn2, node2, timeout=300, json_out=False,
+ copy_on_execute=True)
os.remove(tmp_fn1)
os.remove(tmp_fn2)
:param tunnel_ip1: Tunnel node1 IPv4 address.
:param tunnel_ip2: Tunnel node2 IPv4 address.
:param raddr_ip1: Policy selector remote IPv4 start address for the
- first tunnel in direction node1->node2.
+ first tunnel in direction node1->node2.
:param raddr_ip2: Policy selector remote IPv4 start address for the
- first tunnel in direction node2->node1.
+ 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.
+ addresses. Valid values are from 1 to 32.
:type node1: dict
:type node2: dict
:type interface1: str or int