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authorVratko Polak <vrpolak@cisco.com>2024-04-16 13:58:58 +0200
committerVratko Polak <vrpolak@cisco.com>2024-04-16 13:58:58 +0200
commit455285215c63420232f38793e96be3760cef04f2 (patch)
treeebd2099957ec50ed35f0ca9b5ee06d979082fc7e /resources/libraries
parent6c2ca55d7ad00605976d96b14d83786a35f383c2 (diff)
style(IPsecUtil): Apply black formatting
Change-Id: I7cc2bc69c6849360abff0bd18b2ae3b93e2303c4 Signed-off-by: Vratko Polak <vrpolak@cisco.com>
Diffstat (limited to 'resources/libraries')
-rw-r--r--resources/libraries/python/IPsecUtil.py1179
1 files changed, 714 insertions, 465 deletions
diff --git a/resources/libraries/python/IPsecUtil.py b/resources/libraries/python/IPsecUtil.py
index 214764d233..7c80ba983e 100644
--- a/resources/libraries/python/IPsecUtil.py
+++ b/resources/libraries/python/IPsecUtil.py
@@ -24,11 +24,17 @@ from robot.libraries.BuiltIn import BuiltIn
from resources.libraries.python.Constants import Constants
from resources.libraries.python.IncrementUtil import ObjIncrement
-from resources.libraries.python.InterfaceUtil import InterfaceUtil, \
- InterfaceStatusFlags
+from resources.libraries.python.InterfaceUtil import (
+ InterfaceUtil,
+ InterfaceStatusFlags,
+)
from resources.libraries.python.IPAddress import IPAddress
-from resources.libraries.python.IPUtil import IPUtil, IpDscp, \
- MPLS_LABEL_INVALID, NetworkIncrement
+from resources.libraries.python.IPUtil import (
+ IPUtil,
+ IpDscp,
+ MPLS_LABEL_INVALID,
+ NetworkIncrement,
+)
from resources.libraries.python.PapiExecutor import PapiSocketExecutor
from resources.libraries.python.ssh import scp_node
from resources.libraries.python.topology import Topology, NodeType
@@ -48,16 +54,17 @@ def gen_key(length):
:returns: The generated payload.
:rtype: bytes
"""
- return u"".join(
- choice(ascii_letters) for _ in range(length)
- ).encode(encoding=u"utf-8")
+ return "".join(choice(ascii_letters) for _ in range(length)).encode(
+ encoding="utf-8"
+ )
class PolicyAction(Enum):
"""Policy actions."""
- BYPASS = (u"bypass", 0)
- DISCARD = (u"discard", 1)
- PROTECT = (u"protect", 3)
+
+ BYPASS = ("bypass", 0)
+ DISCARD = ("discard", 1)
+ PROTECT = ("protect", 3)
def __init__(self, policy_name, policy_int_repr):
self.policy_name = policy_name
@@ -72,10 +79,11 @@ class PolicyAction(Enum):
class CryptoAlg(Enum):
"""Encryption algorithms."""
- 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)
+
+ 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)
def __init__(self, alg_name, alg_int_repr, scapy_name, key_len):
self.alg_name = alg_name
@@ -86,8 +94,9 @@ class CryptoAlg(Enum):
class IntegAlg(Enum):
"""Integrity algorithm."""
- 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)
+
+ SHA_256_128 = ("sha-256-128", 4, "SHA2-256-128", 32)
+ SHA_512_256 = ("sha-512-256", 6, "SHA2-512-256", 64)
def __init__(self, alg_name, alg_int_repr, scapy_name, key_len):
self.alg_name = alg_name
@@ -98,12 +107,14 @@ class IntegAlg(Enum):
class IPsecProto(IntEnum):
"""IPsec protocol."""
+
IPSEC_API_PROTO_ESP = 50
IPSEC_API_PROTO_AH = 51
class IPsecSadFlags(IntEnum):
"""IPsec Security Association Database flags."""
+
IPSEC_API_SAD_FLAG_NONE = 0
# Enable extended sequence numbers
IPSEC_API_SAD_FLAG_USE_ESN = 0x01
@@ -122,6 +133,7 @@ class IPsecSadFlags(IntEnum):
class TunnelEncpaDecapFlags(IntEnum):
"""Flags controlling tunnel behaviour."""
+
TUNNEL_API_ENCAP_DECAP_FLAG_NONE = 0
# at encap, copy the DF bit of the payload into the tunnel header
TUNNEL_API_ENCAP_DECAP_FLAG_ENCAP_COPY_DF = 1
@@ -137,6 +149,7 @@ class TunnelEncpaDecapFlags(IntEnum):
class TunnelMode(IntEnum):
"""Tunnel modes."""
+
# point-to-point
TUNNEL_API_MODE_P2P = 0
# multi-point
@@ -304,12 +317,9 @@ class IPsecUtil:
:raises RuntimeError: If failed to select IPsec backend or if no API
reply received.
"""
- cmd = u"ipsec_select_backend"
+ cmd = "ipsec_select_backend"
err_msg = f"Failed to select IPsec backend on host {node[u'host']}"
- args = dict(
- protocol=protocol,
- index=index
- )
+ args = dict(protocol=protocol, index=index)
with PapiSocketExecutor(node) as papi_exec:
papi_exec.add(cmd, **args).get_reply(err_msg)
@@ -327,11 +337,9 @@ class IPsecUtil:
reply received.
"""
with PapiSocketExecutor(node) as papi_exec:
- cmd = u"ipsec_set_async_mode"
+ cmd = "ipsec_set_async_mode"
err_msg = f"Failed to set IPsec async mode on host {node[u'host']}"
- args = dict(
- async_enable=async_enable
- )
+ args = dict(async_enable=async_enable)
papi_exec.add(cmd, **args).get_reply(err_msg)
cmd = "crypto_set_async_dispatch_v2"
err_msg = "Failed to set dispatch mode."
@@ -346,7 +354,8 @@ class IPsecUtil:
@staticmethod
def vpp_ipsec_crypto_sw_scheduler_set_worker(
- node, workers, crypto_enable=False):
+ node, workers, crypto_enable=False
+ ):
"""Enable or disable crypto on specific vpp worker threads.
:param node: VPP node to enable or disable crypto for worker threads.
@@ -359,19 +368,19 @@ class IPsecUtil:
thread or if no API reply received.
"""
for worker in workers:
- cmd = u"crypto_sw_scheduler_set_worker"
- err_msg = f"Failed to disable/enable crypto for worker thread " \
+ cmd = "crypto_sw_scheduler_set_worker"
+ err_msg = (
+ f"Failed to disable/enable crypto for worker thread "
f"on host {node[u'host']}"
- args = dict(
- worker_index=worker - 1,
- crypto_enable=crypto_enable
)
+ args = dict(worker_index=worker - 1, crypto_enable=crypto_enable)
with PapiSocketExecutor(node) as papi_exec:
papi_exec.add(cmd, **args).get_reply(err_msg)
@staticmethod
def vpp_ipsec_crypto_sw_scheduler_set_worker_on_all_duts(
- nodes, crypto_enable=False):
+ nodes, crypto_enable=False
+ ):
"""Enable or disable crypto on specific vpp worker threads.
:param node: VPP node to enable or disable crypto for worker threads.
@@ -392,7 +401,7 @@ class IPsecUtil:
f"${{{node_name}_cpu_dp}}"
)
for item in thread_data:
- if str(item.cpu_id) in workers.split(u","):
+ if str(item.cpu_id) in workers.split(","):
worker_ids.append(item.id)
IPsecUtil.vpp_ipsec_crypto_sw_scheduler_set_worker(
@@ -401,8 +410,16 @@ class IPsecUtil:
@staticmethod
def vpp_ipsec_add_sad_entry(
- node, sad_id, spi, crypto_alg, crypto_key, integ_alg=None,
- integ_key=u"", tunnel_src=None, tunnel_dst=None):
+ node,
+ sad_id,
+ spi,
+ crypto_alg,
+ crypto_key,
+ integ_alg=None,
+ integ_key="",
+ tunnel_src=None,
+ tunnel_dst=None,
+ ):
"""Create Security Association Database entry on the VPP node.
:param node: VPP node to add SAD entry on.
@@ -427,17 +444,11 @@ class IPsecUtil:
:type tunnel_dst: str
"""
if isinstance(crypto_key, str):
- crypto_key = crypto_key.encode(encoding=u"utf-8")
+ crypto_key = crypto_key.encode(encoding="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
- )
- ikey = dict(
- length=len(integ_key),
- data=integ_key if integ_key else 0
- )
+ integ_key = integ_key.encode(encoding="utf-8")
+ ckey = dict(length=len(crypto_key), data=crypto_key)
+ ikey = dict(length=len(integ_key), data=integ_key if integ_key else 0)
flags = int(IPsecSadFlags.IPSEC_API_SAD_FLAG_NONE)
if tunnel_src and tunnel_dst:
@@ -445,15 +456,18 @@ class IPsecUtil:
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)
+ flags = flags | int(
+ IPsecSadFlags.IPSEC_API_SAD_FLAG_IS_TUNNEL_V6
+ )
else:
- src_addr = u""
- dst_addr = u""
+ src_addr = ""
+ dst_addr = ""
- cmd = u"ipsec_sad_entry_add_v2"
- err_msg = f"Failed to add Security Association Database entry " \
+ cmd = "ipsec_sad_entry_add_v2"
+ 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),
@@ -482,9 +496,18 @@ class IPsecUtil:
@staticmethod
def vpp_ipsec_add_sad_entries(
- node, n_entries, sad_id, spi, crypto_alg, crypto_key,
- integ_alg=None, integ_key=u"", tunnel_src=None, tunnel_dst=None,
- tunnel_addr_incr=True):
+ node,
+ n_entries,
+ sad_id,
+ spi,
+ crypto_alg,
+ crypto_key,
+ integ_alg=None,
+ integ_key="",
+ tunnel_src=None,
+ tunnel_dst=None,
+ tunnel_addr_incr=True,
+ ):
"""Create multiple Security Association Database entries on VPP node.
:param node: VPP node to add SAD entry on.
@@ -516,30 +539,25 @@ class IPsecUtil:
:type tunnel_addr_incr: bool
"""
if isinstance(crypto_key, str):
- crypto_key = crypto_key.encode(encoding=u"utf-8")
+ crypto_key = crypto_key.encode(encoding="utf-8")
if isinstance(integ_key, str):
- integ_key = integ_key.encode(encoding=u"utf-8")
+ integ_key = integ_key.encode(encoding="utf-8")
if tunnel_src and tunnel_dst:
src_addr = ip_address(tunnel_src)
dst_addr = ip_address(tunnel_dst)
else:
- src_addr = u""
- dst_addr = u""
+ src_addr = ""
+ dst_addr = ""
if tunnel_addr_incr:
- addr_incr = 1 << (128 - 96) if src_addr.version == 6 \
- else 1 << (32 - 24)
+ addr_incr = (
+ 1 << (128 - 96) if src_addr.version == 6 else 1 << (32 - 24)
+ )
else:
addr_incr = 0
- ckey = dict(
- length=len(crypto_key),
- data=crypto_key
- )
- ikey = dict(
- length=len(integ_key),
- data=integ_key if integ_key else 0
- )
+ ckey = dict(length=len(crypto_key), data=crypto_key)
+ ikey = dict(length=len(integ_key), data=integ_key if integ_key else 0)
flags = int(IPsecSadFlags.IPSEC_API_SAD_FLAG_NONE)
if tunnel_src and tunnel_dst:
@@ -549,9 +567,11 @@ class IPsecUtil:
IPsecSadFlags.IPSEC_API_SAD_FLAG_IS_TUNNEL_V6
)
- cmd = u"ipsec_sad_entry_add_v2"
- err_msg = f"Failed to add Security Association Database entry " \
+ cmd = "ipsec_sad_entry_add_v2"
+ err_msg = (
+ f"Failed to add Security Association Database entry "
f"on host {node[u'host']}"
+ )
sad_entry = dict(
sad_id=int(sad_id),
@@ -578,15 +598,17 @@ class IPsecUtil:
args = dict(entry=sad_entry)
with PapiSocketExecutor(node, is_async=True) as papi_exec:
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"][u"src"] = (
+ args["entry"]["sad_id"] = int(sad_id) + i
+ args["entry"]["spi"] = int(spi) + i
+ args["entry"]["tunnel"]["src"] = (
str(src_addr + i * addr_incr)
- if tunnel_src and tunnel_dst else src_addr
+ if tunnel_src and tunnel_dst
+ else src_addr
)
- args[u"entry"][u"tunnel"][u"dst"] = (
+ args["entry"]["tunnel"]["dst"] = (
str(dst_addr + i * addr_incr)
- if tunnel_src and tunnel_dst else dst_addr
+ if tunnel_src and tunnel_dst
+ else dst_addr
)
history = bool(not 1 < i < n_entries - 2)
papi_exec.add(cmd, history=history, **args)
@@ -594,8 +616,15 @@ class IPsecUtil:
@staticmethod
def vpp_ipsec_set_ip_route(
- node, n_tunnels, tunnel_src, traffic_addr, tunnel_dst, interface,
- raddr_range, dst_mac=None):
+ node,
+ n_tunnels,
+ tunnel_src,
+ traffic_addr,
+ tunnel_dst,
+ interface,
+ raddr_range,
+ dst_mac=None,
+ ):
"""Set IP address and route on interface.
:param node: VPP node to add config on.
@@ -621,62 +650,67 @@ class IPsecUtil:
tunnel_dst = ip_address(tunnel_dst)
traffic_addr = ip_address(traffic_addr)
tunnel_dst_prefix = 128 if tunnel_dst.version == 6 else 32
- addr_incr = 1 << (128 - raddr_range) if tunnel_src.version == 6 \
+ addr_incr = (
+ 1 << (128 - raddr_range)
+ if tunnel_src.version == 6
else 1 << (32 - raddr_range)
+ )
- cmd1 = u"sw_interface_add_del_address"
+ cmd1 = "sw_interface_add_del_address"
args1 = dict(
sw_if_index=InterfaceUtil.get_interface_index(node, interface),
is_add=True,
del_all=False,
- prefix=None
- )
- cmd2 = u"ip_route_add_del"
- args2 = dict(
- is_add=1,
- is_multipath=0,
- route=None
+ prefix=None,
)
- cmd3 = u"ip_neighbor_add_del"
+ cmd2 = "ip_route_add_del"
+ args2 = dict(is_add=1, is_multipath=0, route=None)
+ cmd3 = "ip_neighbor_add_del"
args3 = dict(
is_add=True,
neighbor=dict(
sw_if_index=Topology.get_interface_sw_index(node, interface),
flags=0,
mac_address=str(dst_mac),
- ip_address=None
- )
+ ip_address=None,
+ ),
+ )
+ err_msg = (
+ f"Failed to configure IP addresses, IP routes and "
+ f"IP neighbor on interface {interface} on host {node[u'host']}"
+ if dst_mac
+ else f"Failed to configure IP addresses and IP routes "
+ f"on interface {interface} on host {node[u'host']}"
)
- err_msg = f"Failed to configure IP addresses, IP routes and " \
- f"IP neighbor on interface {interface} on host {node[u'host']}" \
- if dst_mac \
- else f"Failed to configure IP addresses and IP routes " \
- f"on interface {interface} on host {node[u'host']}"
with PapiSocketExecutor(node, is_async=True) as papi_exec:
for i in range(n_tunnels):
tunnel_dst_addr = tunnel_dst + i * addr_incr
- args1[u"prefix"] = IPUtil.create_prefix_object(
+ args1["prefix"] = IPUtil.create_prefix_object(
tunnel_src + i * addr_incr, raddr_range
)
- args2[u"route"] = IPUtil.compose_vpp_route_structure(
- node, traffic_addr + i,
+ args2["route"] = IPUtil.compose_vpp_route_structure(
+ node,
+ traffic_addr + i,
prefix_len=tunnel_dst_prefix,
- interface=interface, gateway=tunnel_dst_addr
+ interface=interface,
+ gateway=tunnel_dst_addr,
)
history = bool(not 1 < i < n_tunnels - 2)
papi_exec.add(cmd1, history=history, **args1)
papi_exec.add(cmd2, history=history, **args2)
- args2[u"route"] = IPUtil.compose_vpp_route_structure(
- node, tunnel_dst_addr,
+ args2["route"] = IPUtil.compose_vpp_route_structure(
+ node,
+ tunnel_dst_addr,
prefix_len=tunnel_dst_prefix,
- interface=interface, gateway=tunnel_dst_addr
+ interface=interface,
+ gateway=tunnel_dst_addr,
)
papi_exec.add(cmd2, history=history, **args2)
if dst_mac:
- args3[u"neighbor"][u"ip_address"] = ip_address(
+ args3["neighbor"]["ip_address"] = ip_address(
tunnel_dst_addr
)
papi_exec.add(cmd3, history=history, **args3)
@@ -691,13 +725,12 @@ class IPsecUtil:
:type node: dict
:type spd_id: int
"""
- cmd = u"ipsec_spd_add_del"
- err_msg = f"Failed to add Security Policy Database " \
+ cmd = "ipsec_spd_add_del"
+ err_msg = (
+ f"Failed to add Security Policy Database "
f"on host {node[u'host']}"
- args = dict(
- is_add=True,
- spd_id=int(spd_id)
)
+ args = dict(is_add=True, spd_id=int(spd_id))
with PapiSocketExecutor(node) as papi_exec:
papi_exec.add(cmd, **args).get_reply(err_msg)
@@ -712,22 +745,31 @@ class IPsecUtil:
:type spd_id: int
:type interface: str or int
"""
- cmd = u"ipsec_interface_add_del_spd"
- err_msg = f"Failed to add interface {interface} to Security Policy " \
+ cmd = "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=True,
sw_if_index=InterfaceUtil.get_interface_index(node, interface),
- spd_id=int(spd_id)
+ spd_id=int(spd_id),
)
with PapiSocketExecutor(node) as papi_exec:
papi_exec.add(cmd, **args).get_reply(err_msg)
@staticmethod
def vpp_ipsec_create_spds_match_nth_entry(
- node, dir1_interface, dir2_interface, entry_amount,
- local_addr_range, remote_addr_range, action=PolicyAction.BYPASS,
- inbound=False, bidirectional=True):
+ node,
+ dir1_interface,
+ dir2_interface,
+ entry_amount,
+ local_addr_range,
+ remote_addr_range,
+ action=PolicyAction.BYPASS,
+ inbound=False,
+ bidirectional=True,
+ ):
"""Create one matching SPD entry for inbound or outbound traffic on
a DUT for each traffic direction and also create entry_amount - 1
non-matching SPD entries. Create a Security Policy Database on each
@@ -771,7 +813,7 @@ class IPsecUtil:
"""
if action == PolicyAction.PROTECT:
- raise NotImplementedError('Policy action PROTECT is not supported.')
+ raise NotImplementedError("Policy action PROTECT is not supported.")
spd_id_dir1 = 1
spd_id_dir2 = 2
@@ -781,9 +823,13 @@ class IPsecUtil:
IPsecUtil.vpp_ipsec_spd_add_if(node, spd_id_dir1, dir1_interface)
# matching entry direction 1
IPsecUtil.vpp_ipsec_add_spd_entry(
- node, spd_id_dir1, matching_priority, action,
- inbound=inbound, laddr_range=local_addr_range,
- raddr_range=remote_addr_range
+ node,
+ spd_id_dir1,
+ matching_priority,
+ action,
+ inbound=inbound,
+ laddr_range=local_addr_range,
+ raddr_range=remote_addr_range,
)
if bidirectional:
@@ -792,9 +838,13 @@ class IPsecUtil:
# matching entry direction 2, the address ranges are switched
IPsecUtil.vpp_ipsec_add_spd_entry(
- node, spd_id_dir2, matching_priority, action,
- inbound=inbound, laddr_range=remote_addr_range,
- raddr_range=local_addr_range
+ node,
+ spd_id_dir2,
+ matching_priority,
+ action,
+ inbound=inbound,
+ laddr_range=remote_addr_range,
+ raddr_range=local_addr_range,
)
# non-matching entries
@@ -814,10 +864,14 @@ class IPsecUtil:
# non-matching entries direction 1
IPsecUtil.vpp_ipsec_add_spd_entries(
- node, no_match_entry_amount, spd_id_dir1,
- ObjIncrement(matching_priority + 1, 1), action,
- inbound=inbound, laddr_range=no_match_local_addr_range,
- raddr_range=no_match_remote_addr_range
+ node,
+ no_match_entry_amount,
+ spd_id_dir1,
+ ObjIncrement(matching_priority + 1, 1),
+ action,
+ inbound=inbound,
+ laddr_range=no_match_local_addr_range,
+ raddr_range=no_match_remote_addr_range,
)
if bidirectional:
@@ -834,19 +888,33 @@ class IPsecUtil:
next(no_match_local_addr_range)
# non-matching entries direction 2
IPsecUtil.vpp_ipsec_add_spd_entries(
- node, no_match_entry_amount, spd_id_dir2,
- ObjIncrement(matching_priority + 1, 1), action,
- inbound=inbound, laddr_range=no_match_local_addr_range,
- raddr_range=no_match_remote_addr_range
+ node,
+ no_match_entry_amount,
+ spd_id_dir2,
+ ObjIncrement(matching_priority + 1, 1),
+ action,
+ inbound=inbound,
+ laddr_range=no_match_local_addr_range,
+ raddr_range=no_match_remote_addr_range,
)
IPsecUtil.vpp_ipsec_show_all(node)
@staticmethod
def _vpp_ipsec_add_spd_entry_internal(
- executor, spd_id, priority, action, inbound=True, sa_id=None,
- proto=None, laddr_range=None, raddr_range=None, lport_range=None,
- rport_range=None, is_ipv6=False):
+ executor,
+ spd_id,
+ priority,
+ action,
+ inbound=True,
+ sa_id=None,
+ proto=None,
+ laddr_range=None,
+ raddr_range=None,
+ lport_range=None,
+ rport_range=None,
+ is_ipv6=False,
+ ):
"""Prepare to create Security Policy Database entry on the VPP node.
This just adds one more command to the executor.
@@ -887,15 +955,15 @@ class IPsecUtil:
:type is_ipv6: bool
"""
if laddr_range is None:
- laddr_range = u"::/0" if is_ipv6 else u"0.0.0.0/0"
+ laddr_range = "::/0" if is_ipv6 else "0.0.0.0/0"
if raddr_range is None:
- raddr_range = u"::/0" if is_ipv6 else u"0.0.0.0/0"
+ raddr_range = "::/0" if is_ipv6 else "0.0.0.0/0"
local_net = ip_network(laddr_range, strict=False)
remote_net = ip_network(raddr_range, strict=False)
- cmd = u"ipsec_spd_entry_add_del_v2"
+ cmd = "ipsec_spd_entry_add_del_v2"
spd_entry = dict(
spd_id=int(spd_id),
@@ -916,26 +984,37 @@ class IPsecUtil:
local_address_stop=IPAddress.create_ip_address_object(
local_net.broadcast_address
),
- remote_port_start=int(rport_range.split(u"-")[0]) if rport_range
- else 0,
- remote_port_stop=int(rport_range.split(u"-")[1]) if rport_range
- else 65535,
- local_port_start=int(lport_range.split(u"-")[0]) if lport_range
- else 0,
- local_port_stop=int(lport_range.split(u"-")[1]) if rport_range
- else 65535
- )
- args = dict(
- is_add=True,
- entry=spd_entry
+ remote_port_start=(
+ int(rport_range.split("-")[0]) if rport_range else 0
+ ),
+ remote_port_stop=(
+ int(rport_range.split("-")[1]) if rport_range else 65535
+ ),
+ local_port_start=(
+ int(lport_range.split("-")[0]) if lport_range else 0
+ ),
+ local_port_stop=(
+ int(lport_range.split("-")[1]) if rport_range else 65535
+ ),
)
+ args = dict(is_add=True, entry=spd_entry)
executor.add(cmd, **args)
@staticmethod
def vpp_ipsec_add_spd_entry(
- node, spd_id, priority, action, inbound=True, sa_id=None,
- proto=None, laddr_range=None, raddr_range=None, lport_range=None,
- rport_range=None, is_ipv6=False):
+ node,
+ spd_id,
+ priority,
+ action,
+ inbound=True,
+ sa_id=None,
+ proto=None,
+ laddr_range=None,
+ raddr_range=None,
+ lport_range=None,
+ rport_range=None,
+ is_ipv6=False,
+ ):
"""Create Security Policy Database entry on the VPP node.
:param node: VPP node to add SPD entry on.
@@ -971,20 +1050,43 @@ class IPsecUtil:
:type rport_range: string
:type is_ipv6: bool
"""
- err_msg = f"Failed to add entry to Security Policy Database " \
- f"{spd_id} on host {node[u'host']}"
+ err_msg = (
+ f"Failed to add entry to Security Policy Database "
+ f"{spd_id} on host {node[u'host']}"
+ )
with PapiSocketExecutor(node, is_async=True) as papi_exec:
IPsecUtil._vpp_ipsec_add_spd_entry_internal(
- papi_exec, spd_id, priority, action, inbound, sa_id, proto,
- laddr_range, raddr_range, lport_range, rport_range, is_ipv6
+ papi_exec,
+ spd_id,
+ priority,
+ action,
+ inbound,
+ sa_id,
+ proto,
+ laddr_range,
+ raddr_range,
+ lport_range,
+ rport_range,
+ is_ipv6,
)
papi_exec.get_replies(err_msg)
@staticmethod
def vpp_ipsec_add_spd_entries(
- node, n_entries, spd_id, priority, action, inbound, sa_id=None,
- proto=None, laddr_range=None, raddr_range=None, lport_range=None,
- rport_range=None, is_ipv6=False):
+ node,
+ n_entries,
+ spd_id,
+ priority,
+ action,
+ inbound,
+ sa_id=None,
+ proto=None,
+ laddr_range=None,
+ raddr_range=None,
+ lport_range=None,
+ rport_range=None,
+ is_ipv6=False,
+ ):
"""Create multiple Security Policy Database entries on the VPP node.
:param node: VPP node to add SPD entries on.
@@ -1023,32 +1125,42 @@ class IPsecUtil:
:type is_ipv6: bool
"""
if laddr_range is None:
- laddr_range = u"::/0" if is_ipv6 else u"0.0.0.0/0"
+ laddr_range = "::/0" if is_ipv6 else "0.0.0.0/0"
laddr_range = NetworkIncrement(ip_network(laddr_range), 0)
if raddr_range is None:
- raddr_range = u"::/0" if is_ipv6 else u"0.0.0.0/0"
+ raddr_range = "::/0" if is_ipv6 else "0.0.0.0/0"
raddr_range = NetworkIncrement(ip_network(raddr_range), 0)
lport_range_start = 0
lport_range_stop = 65535
if lport_range:
- lport_range_start, lport_range_stop = lport_range.split('-')
+ lport_range_start, lport_range_stop = lport_range.split("-")
rport_range_start = 0
rport_range_stop = 65535
if rport_range:
- rport_range_start, rport_range_stop = rport_range.split('-')
+ rport_range_start, rport_range_stop = rport_range.split("-")
- err_msg = f"Failed to add entry to Security Policy Database " \
- f"{spd_id} on host {node[u'host']}"
+ err_msg = (
+ f"Failed to add entry to Security Policy Database "
+ f"{spd_id} on host {node[u'host']}"
+ )
with PapiSocketExecutor(node, is_async=True) as papi_exec:
for _ in range(n_entries):
IPsecUtil._vpp_ipsec_add_spd_entry_internal(
- papi_exec, spd_id, next(priority), action, inbound,
+ papi_exec,
+ spd_id,
+ next(priority),
+ action,
+ inbound,
next(sa_id) if sa_id is not None else sa_id,
- proto, next(laddr_range), next(raddr_range), lport_range,
- rport_range, is_ipv6
+ proto,
+ next(laddr_range),
+ next(raddr_range),
+ lport_range,
+ rport_range,
+ is_ipv6,
)
papi_exec.get_replies(err_msg)
@@ -1069,59 +1181,63 @@ class IPsecUtil:
:type if1_key: str
:type if2_key: str
"""
- with PapiSocketExecutor(nodes[u"DUT1"]) as papi_exec:
+ with PapiSocketExecutor(nodes["DUT1"]) as papi_exec:
# Create loopback interface on DUT1, set it to up state
- cmd = u"create_loopback_instance"
+ cmd = "create_loopback_instance"
args = dict(
mac_address=0,
is_specified=False,
user_instance=0,
)
- err_msg = f"Failed to create loopback interface " \
+ err_msg = (
+ f"Failed to create loopback interface "
f"on host {nodes[u'DUT1'][u'host']}"
+ )
papi_exec.add(cmd, **args)
loop_sw_if_idx = papi_exec.get_sw_if_index(err_msg)
- cmd = u"sw_interface_set_flags"
+ cmd = "sw_interface_set_flags"
args = dict(
sw_if_index=loop_sw_if_idx,
- flags=InterfaceStatusFlags.IF_STATUS_API_FLAG_ADMIN_UP.value
+ flags=InterfaceStatusFlags.IF_STATUS_API_FLAG_ADMIN_UP.value,
)
- err_msg = f"Failed to set loopback interface state up " \
+ 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
- cmd = u"sw_interface_add_del_address"
+ cmd = "sw_interface_add_del_address"
args = dict(
sw_if_index=InterfaceUtil.get_interface_index(
- nodes[u"DUT1"], if1_key
+ nodes["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
- )
+ tun_ips["ip2"] - 1,
+ 96 if tun_ips["ip2"].version == 6 else 24,
+ ),
)
- err_msg = f"Failed to set IP address on interface {if1_key} " \
+ 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"
+ cmd2 = "ip_neighbor_add_del"
args2 = dict(
is_add=1,
neighbor=dict(
sw_if_index=Topology.get_interface_sw_index(
- nodes[u"DUT1"], if1_key
+ nodes["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
- )
+ Topology.get_interface_mac(nodes["DUT2"], if2_key)
+ if "DUT2" in nodes.keys()
+ else Topology.get_interface_mac(nodes["TG"], if2_key)
),
- ip_address=tun_ips[u"ip2"].compressed
- )
+ ip_address=tun_ips["ip2"].compressed,
+ ),
)
err_msg = f"Failed to add IP neighbor on interface {if1_key}"
papi_exec.add(cmd2, **args2).get_reply(err_msg)
@@ -1130,8 +1246,18 @@ class IPsecUtil:
@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):
+ 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.
Generate random keys and return them (so DUT2 or TG can decrypt).
@@ -1172,27 +1298,27 @@ class IPsecUtil:
)
else:
loop_sw_if_idx = InterfaceUtil.vpp_get_interface_sw_index(
- nodes[u"DUT1"], u"loop0"
+ nodes["DUT1"], "loop0"
)
- with PapiSocketExecutor(nodes[u"DUT1"], is_async=True) as papi_exec:
+ with PapiSocketExecutor(nodes["DUT1"], is_async=True) as papi_exec:
# Configure IP addresses on loop0 interface
- cmd = u"sw_interface_add_del_address"
+ cmd = "sw_interface_add_del_address"
args = dict(
sw_if_index=loop_sw_if_idx,
is_add=True,
del_all=False,
- prefix=None
+ 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
+ args["prefix"] = IPUtil.create_prefix_object(
+ tun_ips["ip1"] + i * addr_incr,
+ 128 if tun_ips["ip1"].version == 6 else 32,
)
papi_exec.add(
cmd, history=bool(not 1 < i < n_tunnels - 2), **args
)
# Configure IPIP tunnel interfaces
- cmd = u"ipip_add_tunnel"
+ cmd = "ipip_add_tunnel"
ipip_tunnel = dict(
instance=Constants.BITWISE_NON_ZERO,
src=None,
@@ -1202,43 +1328,37 @@ class IPsecUtil:
TunnelEncpaDecapFlags.TUNNEL_API_ENCAP_DECAP_FLAG_NONE
),
mode=int(TunnelMode.TUNNEL_API_MODE_P2P),
- dscp=int(IpDscp.IP_API_DSCP_CS0)
- )
- args = dict(
- tunnel=ipip_tunnel
+ dscp=int(IpDscp.IP_API_DSCP_CS0),
)
+ args = dict(tunnel=ipip_tunnel)
ipip_tunnels = [None] * existing_tunnels
for i in range(existing_tunnels, n_tunnels):
- args[u"tunnel"][u"src"] = IPAddress.create_ip_address_object(
- tun_ips[u"ip1"] + i * addr_incr
+ args["tunnel"]["src"] = IPAddress.create_ip_address_object(
+ tun_ips["ip1"] + i * addr_incr
)
- args[u"tunnel"][u"dst"] = IPAddress.create_ip_address_object(
- tun_ips[u"ip2"]
+ args["tunnel"]["dst"] = IPAddress.create_ip_address_object(
+ tun_ips["ip2"]
)
papi_exec.add(
cmd, history=bool(not 1 < i < n_tunnels - 2), **args
)
- err_msg = f"Failed to add IPIP tunnel interfaces on host" \
+ err_msg = (
+ f"Failed to add IPIP tunnel interfaces on host"
f" {nodes[u'DUT1'][u'host']}"
+ )
ipip_tunnels.extend(
[
- reply[u"sw_if_index"]
+ reply["sw_if_index"]
for reply in papi_exec.get_replies(err_msg)
- if u"sw_if_index" in reply
+ if "sw_if_index" in reply
]
)
# Configure IPSec SAD entries
ckeys = [bytes()] * existing_tunnels
ikeys = [bytes()] * existing_tunnels
- cmd = u"ipsec_sad_entry_add_v2"
- c_key = dict(
- length=0,
- data=None
- )
- i_key = dict(
- length=0,
- data=None
- )
+ cmd = "ipsec_sad_entry_add_v2"
+ c_key = dict(length=0, data=None)
+ i_key = dict(length=0, data=None)
sad_entry = dict(
sad_id=None,
spi=None,
@@ -1271,118 +1391,125 @@ class IPsecUtil:
gen_key(IPsecUtil.get_integ_alg_key_len(integ_alg))
)
# SAD entry for outband / tx path
- args[u"entry"][u"sad_id"] = i
- args[u"entry"][u"spi"] = spi_d[u"spi_1"] + i
+ args["entry"]["sad_id"] = i
+ args["entry"]["spi"] = spi_d["spi_1"] + i
- args[u"entry"][u"crypto_key"][u"length"] = len(ckeys[i])
- args[u"entry"][u"crypto_key"][u"data"] = ckeys[i]
+ args["entry"]["crypto_key"]["length"] = len(ckeys[i])
+ args["entry"]["crypto_key"]["data"] = ckeys[i]
if integ_alg:
- args[u"entry"][u"integrity_key"][u"length"] = len(ikeys[i])
- args[u"entry"][u"integrity_key"][u"data"] = ikeys[i]
- args[u"entry"][u"flags"] = int(
+ args["entry"]["integrity_key"]["length"] = len(ikeys[i])
+ args["entry"]["integrity_key"]["data"] = ikeys[i]
+ args["entry"]["flags"] = int(
IPsecSadFlags.IPSEC_API_SAD_FLAG_NONE
)
papi_exec.add(
cmd, history=bool(not 1 < i < n_tunnels - 2), **args
)
# SAD entry for inband / rx path
- args[u"entry"][u"sad_id"] = 100000 + i
- args[u"entry"][u"spi"] = spi_d[u"spi_2"] + i
+ args["entry"]["sad_id"] = 100000 + i
+ args["entry"]["spi"] = spi_d["spi_2"] + i
- args[u"entry"][u"crypto_key"][u"length"] = len(ckeys[i])
- args[u"entry"][u"crypto_key"][u"data"] = ckeys[i]
+ args["entry"]["crypto_key"]["length"] = len(ckeys[i])
+ args["entry"]["crypto_key"]["data"] = ckeys[i]
if integ_alg:
- args[u"entry"][u"integrity_key"][u"length"] = len(ikeys[i])
- args[u"entry"][u"integrity_key"][u"data"] = ikeys[i]
- args[u"entry"][u"flags"] = int(
- IPsecSadFlags.IPSEC_API_SAD_FLAG_NONE |
- IPsecSadFlags.IPSEC_API_SAD_FLAG_IS_INBOUND
+ args["entry"]["integrity_key"]["length"] = len(ikeys[i])
+ args["entry"]["integrity_key"]["data"] = ikeys[i]
+ args["entry"]["flags"] = int(
+ IPsecSadFlags.IPSEC_API_SAD_FLAG_NONE
+ | IPsecSadFlags.IPSEC_API_SAD_FLAG_IS_INBOUND
)
papi_exec.add(
cmd, history=bool(not 1 < i < n_tunnels - 2), **args
)
- err_msg = f"Failed to add IPsec SAD entries on host" \
+ err_msg = (
+ f"Failed to add IPsec SAD entries on host"
f" {nodes[u'DUT1'][u'host']}"
+ )
papi_exec.get_replies(err_msg)
# Add protection for tunnels with IPSEC
- cmd = u"ipsec_tunnel_protect_update"
+ cmd = "ipsec_tunnel_protect_update"
n_hop = dict(
address=0,
via_label=MPLS_LABEL_INVALID,
- obj_id=Constants.BITWISE_NON_ZERO
+ obj_id=Constants.BITWISE_NON_ZERO,
)
ipsec_tunnel_protect = dict(
- sw_if_index=None,
- nh=n_hop,
- sa_out=None,
- n_sa_in=1,
- sa_in=None
- )
- args = dict(
- tunnel=ipsec_tunnel_protect
+ sw_if_index=None, nh=n_hop, sa_out=None, n_sa_in=1, sa_in=None
)
+ args = dict(tunnel=ipsec_tunnel_protect)
for i in range(existing_tunnels, n_tunnels):
- args[u"tunnel"][u"sw_if_index"] = ipip_tunnels[i]
- args[u"tunnel"][u"sa_out"] = i
- args[u"tunnel"][u"sa_in"] = [100000 + i]
+ args["tunnel"]["sw_if_index"] = ipip_tunnels[i]
+ args["tunnel"]["sa_out"] = i
+ args["tunnel"]["sa_in"] = [100000 + i]
papi_exec.add(
cmd, history=bool(not 1 < i < n_tunnels - 2), **args
)
- err_msg = f"Failed to add protection for tunnels with IPSEC " \
+ err_msg = (
+ f"Failed to add protection for tunnels with IPSEC "
f"on host {nodes[u'DUT1'][u'host']}"
+ )
papi_exec.get_replies(err_msg)
# Configure unnumbered interfaces
- cmd = u"sw_interface_set_unnumbered"
+ cmd = "sw_interface_set_unnumbered"
args = dict(
is_add=True,
sw_if_index=InterfaceUtil.get_interface_index(
- nodes[u"DUT1"], if1_key
+ nodes["DUT1"], if1_key
),
- unnumbered_sw_if_index=0
+ unnumbered_sw_if_index=0,
)
for i in range(existing_tunnels, n_tunnels):
- args[u"unnumbered_sw_if_index"] = ipip_tunnels[i]
+ args["unnumbered_sw_if_index"] = ipip_tunnels[i]
papi_exec.add(
cmd, history=bool(not 1 < i < n_tunnels - 2), **args
)
# Set interfaces up
- cmd = u"sw_interface_set_flags"
+ cmd = "sw_interface_set_flags"
args = dict(
sw_if_index=0,
- flags=InterfaceStatusFlags.IF_STATUS_API_FLAG_ADMIN_UP.value
+ flags=InterfaceStatusFlags.IF_STATUS_API_FLAG_ADMIN_UP.value,
)
for i in range(existing_tunnels, n_tunnels):
- args[u"sw_if_index"] = ipip_tunnels[i]
+ args["sw_if_index"] = ipip_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
- )
+ cmd = "ip_route_add_del"
+ args = dict(is_add=1, is_multipath=0, route=None)
for i in range(existing_tunnels, n_tunnels):
- args[u"route"] = IPUtil.compose_vpp_route_structure(
- nodes[u"DUT1"], (raddr_ip2 + i).compressed,
+ args["route"] = IPUtil.compose_vpp_route_structure(
+ nodes["DUT1"],
+ (raddr_ip2 + i).compressed,
prefix_len=128 if raddr_ip2.version == 6 else 32,
- interface=ipip_tunnels[i]
+ interface=ipip_tunnels[i],
)
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']}"
+ err_msg = (
+ f"Failed to add IP routes on host " f"{nodes[u'DUT1'][u'host']}"
+ )
papi_exec.get_replies(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):
+ 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.
This method accesses keys generated by DUT1 method
@@ -1415,26 +1542,28 @@ class IPsecUtil:
:type spi_d: dict
:type existing_tunnels: int
"""
- with PapiSocketExecutor(nodes[u"DUT2"], is_async=True) as papi_exec:
+ with PapiSocketExecutor(nodes["DUT2"], is_async=True) as papi_exec:
if not existing_tunnels:
# Set IP address on VPP node 2 interface
- cmd = u"sw_interface_add_del_address"
+ cmd = "sw_interface_add_del_address"
args = dict(
sw_if_index=InterfaceUtil.get_interface_index(
- nodes[u"DUT2"], if2_key
+ nodes["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
- )
+ tun_ips["ip2"],
+ 96 if tun_ips["ip2"].version == 6 else 24,
+ ),
)
- err_msg = f"Failed to set IP address on interface {if2_key} " \
+ 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_replies(err_msg)
# Configure IPIP tunnel interfaces
- cmd = u"ipip_add_tunnel"
+ cmd = "ipip_add_tunnel"
ipip_tunnel = dict(
instance=Constants.BITWISE_NON_ZERO,
src=None,
@@ -1444,41 +1573,35 @@ class IPsecUtil:
TunnelEncpaDecapFlags.TUNNEL_API_ENCAP_DECAP_FLAG_NONE
),
mode=int(TunnelMode.TUNNEL_API_MODE_P2P),
- dscp=int(IpDscp.IP_API_DSCP_CS0)
- )
- args = dict(
- tunnel=ipip_tunnel
+ dscp=int(IpDscp.IP_API_DSCP_CS0),
)
+ args = dict(tunnel=ipip_tunnel)
ipip_tunnels = [None] * existing_tunnels
for i in range(existing_tunnels, n_tunnels):
- args[u"tunnel"][u"src"] = IPAddress.create_ip_address_object(
- tun_ips[u"ip2"]
+ args["tunnel"]["src"] = IPAddress.create_ip_address_object(
+ tun_ips["ip2"]
)
- args[u"tunnel"][u"dst"] = IPAddress.create_ip_address_object(
- tun_ips[u"ip1"] + i * addr_incr
+ args["tunnel"]["dst"] = IPAddress.create_ip_address_object(
+ tun_ips["ip1"] + i * addr_incr
)
papi_exec.add(
cmd, history=bool(not 1 < i < n_tunnels - 2), **args
)
- err_msg = f"Failed to add IPIP tunnel interfaces on host" \
+ err_msg = (
+ f"Failed to add IPIP tunnel interfaces on host"
f" {nodes[u'DUT2'][u'host']}"
+ )
ipip_tunnels.extend(
[
- reply[u"sw_if_index"]
+ reply["sw_if_index"]
for reply in papi_exec.get_replies(err_msg)
- if u"sw_if_index" in reply
+ if "sw_if_index" in reply
]
)
# Configure IPSec SAD entries
- cmd = u"ipsec_sad_entry_add_v2"
- c_key = dict(
- length=0,
- data=None
- )
- i_key = dict(
- length=0,
- data=None
- )
+ cmd = "ipsec_sad_entry_add_v2"
+ c_key = dict(length=0, data=None)
+ i_key = dict(length=0, data=None)
sad_entry = dict(
sad_id=None,
spi=None,
@@ -1511,132 +1634,136 @@ class IPsecUtil:
gen_key(IPsecUtil.get_integ_alg_key_len(integ_alg))
)
# SAD entry for outband / tx path
- args[u"entry"][u"sad_id"] = 100000 + i
- args[u"entry"][u"spi"] = spi_d[u"spi_2"] + i
+ args["entry"]["sad_id"] = 100000 + i
+ args["entry"]["spi"] = spi_d["spi_2"] + i
- args[u"entry"][u"crypto_key"][u"length"] = len(ckeys[i])
- args[u"entry"][u"crypto_key"][u"data"] = ckeys[i]
+ args["entry"]["crypto_key"]["length"] = len(ckeys[i])
+ args["entry"]["crypto_key"]["data"] = ckeys[i]
if integ_alg:
- args[u"entry"][u"integrity_key"][u"length"] = len(ikeys[i])
- args[u"entry"][u"integrity_key"][u"data"] = ikeys[i]
- args[u"entry"][u"flags"] = int(
+ args["entry"]["integrity_key"]["length"] = len(ikeys[i])
+ args["entry"]["integrity_key"]["data"] = ikeys[i]
+ args["entry"]["flags"] = int(
IPsecSadFlags.IPSEC_API_SAD_FLAG_NONE
)
papi_exec.add(
cmd, history=bool(not 1 < i < n_tunnels - 2), **args
)
# SAD entry for inband / rx path
- args[u"entry"][u"sad_id"] = i
- args[u"entry"][u"spi"] = spi_d[u"spi_1"] + i
+ args["entry"]["sad_id"] = i
+ args["entry"]["spi"] = spi_d["spi_1"] + i
- args[u"entry"][u"crypto_key"][u"length"] = len(ckeys[i])
- args[u"entry"][u"crypto_key"][u"data"] = ckeys[i]
+ args["entry"]["crypto_key"]["length"] = len(ckeys[i])
+ args["entry"]["crypto_key"]["data"] = ckeys[i]
if integ_alg:
- args[u"entry"][u"integrity_key"][u"length"] = len(ikeys[i])
- args[u"entry"][u"integrity_key"][u"data"] = ikeys[i]
- args[u"entry"][u"flags"] = int(
- IPsecSadFlags.IPSEC_API_SAD_FLAG_NONE |
- IPsecSadFlags.IPSEC_API_SAD_FLAG_IS_INBOUND
+ args["entry"]["integrity_key"]["length"] = len(ikeys[i])
+ args["entry"]["integrity_key"]["data"] = ikeys[i]
+ args["entry"]["flags"] = int(
+ IPsecSadFlags.IPSEC_API_SAD_FLAG_NONE
+ | IPsecSadFlags.IPSEC_API_SAD_FLAG_IS_INBOUND
)
papi_exec.add(
cmd, history=bool(not 1 < i < n_tunnels - 2), **args
)
- err_msg = f"Failed to add IPsec SAD entries on host" \
+ err_msg = (
+ f"Failed to add IPsec SAD entries on host"
f" {nodes[u'DUT2'][u'host']}"
+ )
papi_exec.get_replies(err_msg)
# Add protection for tunnels with IPSEC
- cmd = u"ipsec_tunnel_protect_update"
+ cmd = "ipsec_tunnel_protect_update"
n_hop = dict(
address=0,
via_label=MPLS_LABEL_INVALID,
- obj_id=Constants.BITWISE_NON_ZERO
+ obj_id=Constants.BITWISE_NON_ZERO,
)
ipsec_tunnel_protect = dict(
- sw_if_index=None,
- nh=n_hop,
- sa_out=None,
- n_sa_in=1,
- sa_in=None
- )
- args = dict(
- tunnel=ipsec_tunnel_protect
+ sw_if_index=None, nh=n_hop, sa_out=None, n_sa_in=1, sa_in=None
)
+ args = dict(tunnel=ipsec_tunnel_protect)
for i in range(existing_tunnels, n_tunnels):
- args[u"tunnel"][u"sw_if_index"] = ipip_tunnels[i]
- args[u"tunnel"][u"sa_out"] = 100000 + i
- args[u"tunnel"][u"sa_in"] = [i]
+ args["tunnel"]["sw_if_index"] = ipip_tunnels[i]
+ args["tunnel"]["sa_out"] = 100000 + i
+ args["tunnel"]["sa_in"] = [i]
papi_exec.add(
cmd, history=bool(not 1 < i < n_tunnels - 2), **args
)
- err_msg = f"Failed to add protection for tunnels with IPSEC " \
+ err_msg = (
+ f"Failed to add protection for tunnels with IPSEC "
f"on host {nodes[u'DUT2'][u'host']}"
+ )
papi_exec.get_replies(err_msg)
if not existing_tunnels:
# Configure IP route
- cmd = u"ip_route_add_del"
+ cmd = "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,
+ nodes["DUT2"],
+ tun_ips["ip1"].compressed,
+ prefix_len=32 if tun_ips["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
+ gateway=(tun_ips["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"
+ cmd = "sw_interface_set_unnumbered"
args = dict(
is_add=True,
sw_if_index=InterfaceUtil.get_interface_index(
- nodes[u"DUT2"], if2_key
+ nodes["DUT2"], if2_key
),
- unnumbered_sw_if_index=0
+ unnumbered_sw_if_index=0,
)
for i in range(existing_tunnels, n_tunnels):
- args[u"unnumbered_sw_if_index"] = ipip_tunnels[i]
+ args["unnumbered_sw_if_index"] = ipip_tunnels[i]
papi_exec.add(
cmd, history=bool(not 1 < i < n_tunnels - 2), **args
)
# Set interfaces up
- cmd = u"sw_interface_set_flags"
+ cmd = "sw_interface_set_flags"
args = dict(
sw_if_index=0,
- flags=InterfaceStatusFlags.IF_STATUS_API_FLAG_ADMIN_UP.value
+ flags=InterfaceStatusFlags.IF_STATUS_API_FLAG_ADMIN_UP.value,
)
for i in range(existing_tunnels, n_tunnels):
- args[u"sw_if_index"] = ipip_tunnels[i]
+ args["sw_if_index"] = ipip_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
- )
+ cmd = "ip_route_add_del"
+ args = dict(is_add=1, is_multipath=0, route=None)
for i in range(existing_tunnels, n_tunnels):
- args[u"route"] = IPUtil.compose_vpp_route_structure(
- nodes[u"DUT1"], (raddr_ip1 + i).compressed,
+ args["route"] = IPUtil.compose_vpp_route_structure(
+ nodes["DUT1"],
+ (raddr_ip1 + i).compressed,
prefix_len=128 if raddr_ip1.version == 6 else 32,
- interface=ipip_tunnels[i]
+ interface=ipip_tunnels[i],
)
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']}"
+ 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, return_keys=False):
+ 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,
+ return_keys=False,
+ ):
"""Create multiple IPsec tunnel interfaces between two VPP nodes.
Some deployments (e.g. devicetest) need to know the generated keys.
@@ -1682,32 +1809,49 @@ class IPsecUtil:
"""
n_tunnels = int(n_tunnels)
existing_tunnels = int(existing_tunnels)
- spi_d = dict(
- spi_1=100000,
- spi_2=200000
- )
+ 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)
+ 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 \
+ addr_incr = (
+ 1 << (128 - raddr_range)
+ if tun_ips["ip1"].version == 6
else 1 << (32 - raddr_range)
+ )
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
+ nodes,
+ tun_ips,
+ if1_key,
+ if2_key,
+ n_tunnels,
+ crypto_alg,
+ integ_alg,
+ raddr_ip2,
+ addr_incr,
+ spi_d,
+ existing_tunnels,
)
- if u"DUT2" in nodes.keys():
+ if "DUT2" in nodes.keys():
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
+ nodes,
+ tun_ips,
+ if2_key,
+ n_tunnels,
+ crypto_alg,
+ ckeys,
+ integ_alg,
+ ikeys,
+ raddr_ip1,
+ addr_incr,
+ spi_d,
+ existing_tunnels,
)
if return_keys:
- return ckeys, ikeys, spi_d[u"spi_1"], spi_d[u"spi_2"]
+ return ckeys, ikeys, spi_d["spi_1"], spi_d["spi_2"]
return None
@staticmethod
@@ -1724,12 +1868,11 @@ class IPsecUtil:
script_filename = (
f"/tmp/ipsec_create_tunnel_cnf_{dut}_{cnf + 1}.config"
)
- scripts.append(open(script_filename, 'w'))
+ scripts.append(open(script_filename, "w"))
return scripts
@staticmethod
- def _close_and_copy_ipsec_script_files(
- dut, nodes, instances, scripts):
+ 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
@@ -1748,11 +1891,19 @@ class IPsecUtil:
)
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):
+ 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.
@@ -1783,17 +1934,12 @@ class IPsecUtil:
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
- )
+ dut1_scripts = IPsecUtil._create_ipsec_script_files("DUT1", n_instances)
+ dut2_scripts = IPsecUtil._create_ipsec_script_files("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"
+ "create loopback interface\n" "set interface state loop0 up\n\n"
)
dut2_scripts[cnf].write(
f"ip route add {if1_ip_addr}/8 via "
@@ -1803,11 +1949,11 @@ class IPsecUtil:
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"
+ gen_key(IPsecUtil.get_crypto_alg_key_len(crypto_alg)), "hex"
)
- integ = u""
+ integ = ""
ikey = getattr(
- gen_key(IPsecUtil.get_integ_alg_key_len(integ_alg)), u"hex"
+ gen_key(IPsecUtil.get_integ_alg_key_len(integ_alg)), "hex"
)
if integ_alg:
integ = (
@@ -1817,7 +1963,7 @@ class IPsecUtil:
)
# Configure tunnel end point(s) on left side
dut1_scripts[cnf].write(
- u"set interface ip address loop0 "
+ "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} "
@@ -1858,15 +2004,27 @@ class IPsecUtil:
)
IPsecUtil._close_and_copy_ipsec_script_files(
- u"DUT1", nodes, n_instances, dut1_scripts)
+ "DUT1", nodes, n_instances, dut1_scripts
+ )
IPsecUtil._close_and_copy_ipsec_script_files(
- u"DUT2", nodes, n_instances, dut2_scripts)
+ "DUT2", nodes, n_instances, dut2_scripts
+ )
@staticmethod
def vpp_ipsec_add_multiple_tunnels(
- nodes, interface1, interface2, n_tunnels, crypto_alg, integ_alg,
- tunnel_ip1, tunnel_ip2, raddr_ip1, raddr_ip2, raddr_range,
- tunnel_addr_incr=True):
+ nodes,
+ interface1,
+ interface2,
+ n_tunnels,
+ crypto_alg,
+ integ_alg,
+ tunnel_ip1,
+ tunnel_ip2,
+ raddr_ip1,
+ raddr_ip2,
+ raddr_range,
+ tunnel_addr_incr=True,
+ ):
"""Create multiple IPsec tunnels between two VPP nodes.
:param nodes: VPP nodes to create tunnels.
@@ -1909,117 +2067,204 @@ class IPsecUtil:
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""
+ integ_key = (
+ gen_key(IPsecUtil.get_integ_alg_key_len(integ_alg)).decode()
+ if integ_alg
+ else ""
+ )
- rmac = Topology.get_interface_mac(nodes[u"DUT2"], interface2) \
- if u"DUT2" in nodes.keys() \
- else Topology.get_interface_mac(nodes[u"TG"], interface2)
+ rmac = (
+ Topology.get_interface_mac(nodes["DUT2"], interface2)
+ if "DUT2" in nodes.keys()
+ else Topology.get_interface_mac(nodes["TG"], interface2)
+ )
IPsecUtil.vpp_ipsec_set_ip_route(
- nodes[u"DUT1"], n_tunnels, tunnel_ip1, raddr_ip2, tunnel_ip2,
- interface1, raddr_range, rmac)
+ nodes["DUT1"],
+ n_tunnels,
+ tunnel_ip1,
+ raddr_ip2,
+ tunnel_ip2,
+ interface1,
+ raddr_range,
+ rmac,
+ )
- 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_add_spd(nodes["DUT1"], spd_id)
+ IPsecUtil.vpp_ipsec_spd_add_if(nodes["DUT1"], spd_id, interface1)
- addr_incr = 1 << (128 - 96) if ip_address(tunnel_ip1).version == 6 \
+ addr_incr = (
+ 1 << (128 - 96)
+ if ip_address(tunnel_ip1).version == 6
else 1 << (32 - 24)
- for i in range(n_tunnels//(addr_incr**2)+1):
- dut1_local_outbound_range = \
- ip_network(f"{ip_address(tunnel_ip1) + i*(addr_incr**3)}/8",
- False).with_prefixlen
- dut1_remote_outbound_range = \
- ip_network(f"{ip_address(tunnel_ip2) + i*(addr_incr**3)}/8",
- False).with_prefixlen
+ )
+ for i in range(n_tunnels // (addr_incr**2) + 1):
+ dut1_local_outbound_range = ip_network(
+ f"{ip_address(tunnel_ip1) + i*(addr_incr**3)}/8", False
+ ).with_prefixlen
+ dut1_remote_outbound_range = ip_network(
+ f"{ip_address(tunnel_ip2) + i*(addr_incr**3)}/8", False
+ ).with_prefixlen
IPsecUtil.vpp_ipsec_add_spd_entry(
- nodes[u"DUT1"], spd_id, p_hi, PolicyAction.BYPASS, inbound=False,
- proto=50, laddr_range=dut1_local_outbound_range,
- raddr_range=dut1_remote_outbound_range
+ nodes["DUT1"],
+ spd_id,
+ p_hi,
+ PolicyAction.BYPASS,
+ inbound=False,
+ proto=50,
+ laddr_range=dut1_local_outbound_range,
+ raddr_range=dut1_remote_outbound_range,
)
IPsecUtil.vpp_ipsec_add_spd_entry(
- nodes[u"DUT1"], spd_id, p_hi, PolicyAction.BYPASS, inbound=True,
- proto=50, laddr_range=dut1_remote_outbound_range,
- raddr_range=dut1_local_outbound_range
+ nodes["DUT1"],
+ spd_id,
+ p_hi,
+ PolicyAction.BYPASS,
+ inbound=True,
+ proto=50,
+ laddr_range=dut1_remote_outbound_range,
+ raddr_range=dut1_local_outbound_range,
)
IPsecUtil.vpp_ipsec_add_sad_entries(
- nodes[u"DUT1"], n_tunnels, sa_id_1, spi_1, crypto_alg, crypto_key,
- integ_alg, integ_key, tunnel_ip1, tunnel_ip2, tunnel_addr_incr
+ nodes["DUT1"],
+ n_tunnels,
+ sa_id_1,
+ spi_1,
+ crypto_alg,
+ crypto_key,
+ integ_alg,
+ integ_key,
+ tunnel_ip1,
+ tunnel_ip2,
+ tunnel_addr_incr,
)
IPsecUtil.vpp_ipsec_add_spd_entries(
- nodes[u"DUT1"], n_tunnels, spd_id, priority=ObjIncrement(p_lo, 0),
- action=PolicyAction.PROTECT, inbound=False,
+ nodes["DUT1"],
+ n_tunnels,
+ spd_id,
+ priority=ObjIncrement(p_lo, 0),
+ action=PolicyAction.PROTECT,
+ inbound=False,
sa_id=ObjIncrement(sa_id_1, 1),
- raddr_range=NetworkIncrement(ip_network(raddr_ip2))
+ raddr_range=NetworkIncrement(ip_network(raddr_ip2)),
)
IPsecUtil.vpp_ipsec_add_sad_entries(
- nodes[u"DUT1"], n_tunnels, sa_id_2, spi_2, crypto_alg, crypto_key,
- integ_alg, integ_key, tunnel_ip2, tunnel_ip1, tunnel_addr_incr
+ nodes["DUT1"],
+ n_tunnels,
+ sa_id_2,
+ spi_2,
+ crypto_alg,
+ crypto_key,
+ integ_alg,
+ integ_key,
+ tunnel_ip2,
+ tunnel_ip1,
+ tunnel_addr_incr,
)
IPsecUtil.vpp_ipsec_add_spd_entries(
- nodes[u"DUT1"], n_tunnels, spd_id, priority=ObjIncrement(p_lo, 0),
- action=PolicyAction.PROTECT, inbound=True,
+ nodes["DUT1"],
+ n_tunnels,
+ spd_id,
+ priority=ObjIncrement(p_lo, 0),
+ action=PolicyAction.PROTECT,
+ inbound=True,
sa_id=ObjIncrement(sa_id_2, 1),
- raddr_range=NetworkIncrement(ip_network(raddr_ip1))
+ raddr_range=NetworkIncrement(ip_network(raddr_ip1)),
)
- if u"DUT2" in nodes.keys():
- rmac = Topology.get_interface_mac(nodes[u"DUT1"], interface1)
+ if "DUT2" in nodes.keys():
+ rmac = Topology.get_interface_mac(nodes["DUT1"], interface1)
IPsecUtil.vpp_ipsec_set_ip_route(
- nodes[u"DUT2"], n_tunnels, tunnel_ip2, raddr_ip1, tunnel_ip1,
- interface2, raddr_range, rmac)
-
- IPsecUtil.vpp_ipsec_add_spd(nodes[u"DUT2"], spd_id)
- IPsecUtil.vpp_ipsec_spd_add_if(nodes[u"DUT2"], spd_id, interface2)
- for i in range(n_tunnels//(addr_incr**2)+1):
- dut2_local_outbound_range = \
- ip_network(f"{ip_address(tunnel_ip1) + i*(addr_incr**3)}/8",
- False).with_prefixlen
- dut2_remote_outbound_range = \
- ip_network(f"{ip_address(tunnel_ip2) + i*(addr_incr**3)}/8",
- False).with_prefixlen
+ nodes["DUT2"],
+ n_tunnels,
+ tunnel_ip2,
+ raddr_ip1,
+ tunnel_ip1,
+ interface2,
+ raddr_range,
+ rmac,
+ )
+
+ IPsecUtil.vpp_ipsec_add_spd(nodes["DUT2"], spd_id)
+ IPsecUtil.vpp_ipsec_spd_add_if(nodes["DUT2"], spd_id, interface2)
+ for i in range(n_tunnels // (addr_incr**2) + 1):
+ dut2_local_outbound_range = ip_network(
+ f"{ip_address(tunnel_ip1) + i*(addr_incr**3)}/8", False
+ ).with_prefixlen
+ dut2_remote_outbound_range = ip_network(
+ f"{ip_address(tunnel_ip2) + i*(addr_incr**3)}/8", False
+ ).with_prefixlen
IPsecUtil.vpp_ipsec_add_spd_entry(
- nodes[u"DUT2"], spd_id, p_hi, PolicyAction.BYPASS,
- inbound=False, proto=50,
+ nodes["DUT2"],
+ spd_id,
+ p_hi,
+ PolicyAction.BYPASS,
+ inbound=False,
+ proto=50,
laddr_range=dut2_remote_outbound_range,
- raddr_range=dut2_local_outbound_range
+ raddr_range=dut2_local_outbound_range,
)
IPsecUtil.vpp_ipsec_add_spd_entry(
- nodes[u"DUT2"], spd_id, p_hi, PolicyAction.BYPASS,
- inbound=True, proto=50,
+ nodes["DUT2"],
+ spd_id,
+ p_hi,
+ PolicyAction.BYPASS,
+ inbound=True,
+ proto=50,
laddr_range=dut2_local_outbound_range,
- raddr_range=dut2_remote_outbound_range
+ raddr_range=dut2_remote_outbound_range,
)
IPsecUtil.vpp_ipsec_add_sad_entries(
- nodes[u"DUT2"], n_tunnels, sa_id_1, spi_1, crypto_alg,
- crypto_key, integ_alg, integ_key, tunnel_ip1, tunnel_ip2,
- tunnel_addr_incr
+ nodes["DUT2"],
+ n_tunnels,
+ sa_id_1,
+ spi_1,
+ crypto_alg,
+ crypto_key,
+ integ_alg,
+ integ_key,
+ tunnel_ip1,
+ tunnel_ip2,
+ tunnel_addr_incr,
)
IPsecUtil.vpp_ipsec_add_spd_entries(
- nodes[u"DUT2"], n_tunnels, spd_id,
+ nodes["DUT2"],
+ n_tunnels,
+ spd_id,
priority=ObjIncrement(p_lo, 0),
- action=PolicyAction.PROTECT, inbound=True,
+ action=PolicyAction.PROTECT,
+ inbound=True,
sa_id=ObjIncrement(sa_id_1, 1),
- raddr_range=NetworkIncrement(ip_network(raddr_ip2))
+ raddr_range=NetworkIncrement(ip_network(raddr_ip2)),
)
IPsecUtil.vpp_ipsec_add_sad_entries(
- nodes[u"DUT2"], n_tunnels, sa_id_2, spi_2, crypto_alg,
- crypto_key, integ_alg, integ_key, tunnel_ip2, tunnel_ip1,
- tunnel_addr_incr
+ nodes["DUT2"],
+ n_tunnels,
+ sa_id_2,
+ spi_2,
+ crypto_alg,
+ crypto_key,
+ integ_alg,
+ integ_key,
+ tunnel_ip2,
+ tunnel_ip1,
+ tunnel_addr_incr,
)
IPsecUtil.vpp_ipsec_add_spd_entries(
- nodes[u"DUT2"], n_tunnels, spd_id,
+ nodes["DUT2"],
+ n_tunnels,
+ spd_id,
priority=ObjIncrement(p_lo, 0),
- action=PolicyAction.PROTECT, inbound=False,
+ action=PolicyAction.PROTECT,
+ inbound=False,
sa_id=ObjIncrement(sa_id_2, 1),
- raddr_range=NetworkIncrement(ip_network(raddr_ip1))
+ raddr_range=NetworkIncrement(ip_network(raddr_ip1)),
)
@staticmethod
@@ -2029,7 +2274,7 @@ class IPsecUtil:
:param node: Node to run command on.
:type node: dict
"""
- PapiSocketExecutor.run_cli_cmd(node, u"show ipsec all")
+ PapiSocketExecutor.run_cli_cmd(node, "show ipsec all")
@staticmethod
def show_ipsec_security_association(node):
@@ -2057,8 +2302,10 @@ class IPsecUtil:
:returns: flow_index.
"""
# TODO: to be fixed to use full PAPI when it is ready in VPP
- cmd = f"test flow add src-ip any proto {proto} rss function " \
+ cmd = (
+ f"test flow add src-ip any proto {proto} rss function "
f"{function} rss types {type}"
+ )
stdout = PapiSocketExecutor.run_cli_cmd(node, cmd)
flow_index = stdout.split()[1]
@@ -2066,7 +2313,8 @@ class IPsecUtil:
@staticmethod
def vpp_create_ipsec_flows_on_dut(
- node, n_flows, rx_queues, spi_start, interface):
+ node, n_flows, rx_queues, spi_start, interface
+ ):
"""Create mutiple ipsec flows and enable flows onto interface.
:param node: DUT node.
@@ -2084,8 +2332,9 @@ class IPsecUtil:
"""
for i in range(0, n_flows):
- rx_queue = i%rx_queues
+ rx_queue = i % rx_queues
spi = spi_start + i
flow_index = FlowUtil.vpp_create_ip4_ipsec_flow(
- node, "ESP", spi, "redirect-to-queue", value=rx_queue)
+ node, "ESP", spi, "redirect-to-queue", value=rx_queue
+ )
FlowUtil.vpp_flow_enable(node, interface, flow_index)