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-rw-r--r--src/vpp-api/python/vpp_papi.py62
-rw-r--r--test/test_acl_plugin.py4
-rw-r--r--test/test_dhcp.py3
-rw-r--r--test/test_nat.py17
-rw-r--r--test/test_papi.py31
-rw-r--r--test/vpp_papi_provider.py4
6 files changed, 96 insertions, 25 deletions
diff --git a/src/vpp-api/python/vpp_papi.py b/src/vpp-api/python/vpp_papi.py
index 14f367c2..7b66c0f4 100644
--- a/src/vpp-api/python/vpp_papi.py
+++ b/src/vpp-api/python/vpp_papi.py
@@ -129,7 +129,6 @@ class VPP():
self.messages = {}
self.id_names = []
self.id_msgdef = []
- self.buffersize = 10000
self.connected = False
self.header = struct.Struct('>HI')
self.apifiles = []
@@ -199,35 +198,45 @@ class VPP():
if not vl:
if e > 0 and t == 'u8':
# Fixed byte array
- return struct.Struct('>' + str(e) + 's')
+ s = struct.Struct('>' + str(e) + 's')
+ return s.size, s
if e > 0:
# Fixed array of base type
- return [e, struct.Struct('>' + base_types[t])]
+ s = struct.Struct('>' + base_types[t])
+ return s.size, [e, s]
elif e == 0:
# Old style variable array
- return [-1, struct.Struct('>' + base_types[t])]
+ s = struct.Struct('>' + base_types[t])
+ return s.size, [-1, s]
else:
# Variable length array
- return [vl, struct.Struct('>s')] if t == 'u8' else \
- [vl, struct.Struct('>' + base_types[t])]
+ if t == 'u8':
+ s = struct.Struct('>s')
+ return s.size, [vl, s]
+ else:
+ s = struct.Struct('>' + base_types[t])
+ return s.size, [vl, s]
- return struct.Struct('>' + base_types[t])
+ s = struct.Struct('>' + base_types[t])
+ return s.size, s
if t in self.messages:
+ size = self.messages[t]['sizes'][0]
+
# Return a list in case of array
if e > 0 and not vl:
- return [e, lambda self, encode, buf, offset, args: (
+ return size, [e, lambda self, encode, buf, offset, args: (
self.__struct_type(encode, self.messages[t], buf, offset,
args))]
if vl:
- return [vl, lambda self, encode, buf, offset, args: (
+ return size, [vl, lambda self, encode, buf, offset, args: (
self.__struct_type(encode, self.messages[t], buf, offset,
args))]
elif e == 0:
# Old style VLA
raise NotImplementedError(1,
'No support for compound types ' + t)
- return lambda self, encode, buf, offset, args: (
+ return size, lambda self, encode, buf, offset, args: (
self.__struct_type(encode, self.messages[t], buf, offset, args)
)
@@ -250,13 +259,14 @@ class VPP():
' used in call to: ' + \
self.id_names[kwargs['_vl_msg_id']] + '()' )
-
for k, v in vpp_iterator(msgdef['args']):
off += size
if k in kwargs:
if type(v) is list:
if callable(v[1]):
e = kwargs[v[0]] if v[0] in kwargs else v[0]
+ if e != len(kwargs[k]):
+ raise (ValueError(1, 'Input list length mismatch: %s (%s != %s)' % (k, e, len(kwargs[k]))))
size = 0
for i in range(e):
size += v[1](self, True, buf, off + size,
@@ -264,6 +274,8 @@ class VPP():
else:
if v[0] in kwargs:
l = kwargs[v[0]]
+ if l != len(kwargs[k]):
+ raise ValueError(1, 'Input list length mistmatch: %s (%s != %s)' % (k, l, len(kwargs[k])))
else:
l = len(kwargs[k])
if v[1].size == 1:
@@ -278,6 +290,8 @@ class VPP():
if callable(v):
size = v(self, True, buf, off, kwargs[k])
else:
+ if type(kwargs[k]) is str and v.size < len(kwargs[k]):
+ raise ValueError(1, 'Input list length mistmatch: %s (%s < %s)' % (k, v.size, len(kwargs[k])))
v.pack_into(buf, off, kwargs[k])
size = v.size
else:
@@ -290,9 +304,17 @@ class VPP():
return self.messages[name]
return None
+ def get_size(self, sizes, kwargs):
+ total_size = sizes[0]
+ for e in sizes[1]:
+ if e in kwargs and type(kwargs[e]) is list:
+ total_size += len(kwargs[e]) * sizes[1][e]
+ return total_size
+
def encode(self, msgdef, kwargs):
# Make suitably large buffer
- buf = bytearray(self.buffersize)
+ size = self.get_size(msgdef['sizes'], kwargs)
+ buf = bytearray(size)
offset = 0
size = self.__struct_type(True, msgdef, buf, offset, kwargs)
return buf[:offset + size]
@@ -360,6 +382,8 @@ class VPP():
argtypes = collections.OrderedDict()
fields = []
msg = {}
+ total_size = 0
+ sizes = {}
for i, f in enumerate(msgdef):
if type(f) is dict and 'crc' in f:
msg['crc'] = f['crc']
@@ -368,7 +392,18 @@ class VPP():
field_name = f[1]
if len(f) == 3 and f[2] == 0 and i != len(msgdef) - 2:
raise ValueError('Variable Length Array must be last: ' + name)
- args[field_name] = self.__struct(*f)
+ size, s = self.__struct(*f)
+ args[field_name] = s
+ if type(s) == list and type(s[0]) == int and type(s[1]) == struct.Struct:
+ if s[0] < 0:
+ sizes[field_name] = size
+ else:
+ sizes[field_name] = size
+ total_size += s[0] * size
+ else:
+ sizes[field_name] = size
+ total_size += size
+
argtypes[field_name] = field_type
if len(f) == 4: # Find offset to # elements field
idx = list(args.keys()).index(f[3]) - i
@@ -380,6 +415,7 @@ class VPP():
self.messages[name]['args'] = args
self.messages[name]['argtypes'] = argtypes
self.messages[name]['typeonly'] = typeonly
+ self.messages[name]['sizes'] = [total_size, sizes]
return self.messages[name]
def add_type(self, name, typedef):
diff --git a/test/test_acl_plugin.py b/test/test_acl_plugin.py
index 97fca1a1..cd375a2c 100644
--- a/test/test_acl_plugin.py
+++ b/test/test_acl_plugin.py
@@ -532,7 +532,7 @@ class TestACLplugin(VppTestCase):
r[i_rule][rule_key])
# Add a deny-1234 ACL
- r_deny = ({'is_permit': 0, 'is_ipv6': 0, 'proto': 17,
+ r_deny = [{'is_permit': 0, 'is_ipv6': 0, 'proto': 17,
'srcport_or_icmptype_first': 1234,
'srcport_or_icmptype_last': 1235,
'src_ip_prefix_len': 0,
@@ -549,7 +549,7 @@ class TestACLplugin(VppTestCase):
'dstport_or_icmpcode_first': 0,
'dstport_or_icmpcode_last': 0,
'dst_ip_addr': '\x00\x00\x00\x00',
- 'dst_ip_prefix_len': 0})
+ 'dst_ip_prefix_len': 0}]
reply = self.vapi.acl_add_replace(acl_index=4294967295, r=r_deny,
tag="deny 1234;permit all")
diff --git a/test/test_dhcp.py b/test/test_dhcp.py
index fe97f6c9..42b80af3 100644
--- a/test/test_dhcp.py
+++ b/test/test_dhcp.py
@@ -19,6 +19,7 @@ from scapy.layers.dhcp6 import DHCP6, DHCP6_Solicit, DHCP6_RelayForward, \
from socket import AF_INET, AF_INET6
from scapy.utils import inet_pton, inet_ntop
from scapy.utils6 import in6_ptop
+from util import mactobinary
DHCP4_CLIENT_PORT = 68
DHCP4_SERVER_PORT = 67
@@ -1134,7 +1135,7 @@ class TestDHCP(VppTestCase):
# remove the left over ARP entry
self.vapi.ip_neighbor_add_del(self.pg2.sw_if_index,
- self.pg2.remote_mac,
+ mactobinary(self.pg2.remote_mac),
self.pg2.remote_ip4,
is_add=0)
#
diff --git a/test/test_nat.py b/test/test_nat.py
index 73e9e217..44758906 100644
--- a/test/test_nat.py
+++ b/test/test_nat.py
@@ -16,6 +16,7 @@ from util import ppp
from ipfix import IPFIX, Set, Template, Data, IPFIXDecoder
from time import sleep
from util import ip4_range
+from util import mactobinary
class MethodHolder(VppTestCase):
@@ -643,7 +644,9 @@ class TestNAT44(MethodHolder):
lb_sm.external_port,
lb_sm.protocol,
lb_sm.vrf_id,
- is_add=0)
+ is_add=0,
+ local_num=0,
+ locals=[])
adresses = self.vapi.nat44_address_dump()
for addr in adresses:
@@ -1869,11 +1872,11 @@ class TestNAT44(MethodHolder):
""" NAT44 interfaces without configured IP address """
self.vapi.ip_neighbor_add_del(self.pg7.sw_if_index,
- self.pg7.remote_mac,
+ mactobinary(self.pg7.remote_mac),
self.pg7.remote_ip4n,
is_static=1)
self.vapi.ip_neighbor_add_del(self.pg8.sw_if_index,
- self.pg8.remote_mac,
+ mactobinary(self.pg8.remote_mac),
self.pg8.remote_ip4n,
is_static=1)
@@ -1911,11 +1914,11 @@ class TestNAT44(MethodHolder):
""" NAT44 interfaces without configured IP address - 1:1 NAT """
self.vapi.ip_neighbor_add_del(self.pg7.sw_if_index,
- self.pg7.remote_mac,
+ mactobinary(self.pg7.remote_mac),
self.pg7.remote_ip4n,
is_static=1)
self.vapi.ip_neighbor_add_del(self.pg8.sw_if_index,
- self.pg8.remote_mac,
+ mactobinary(self.pg8.remote_mac),
self.pg8.remote_ip4n,
is_static=1)
@@ -1957,11 +1960,11 @@ class TestNAT44(MethodHolder):
self.icmp_id_out = 30608
self.vapi.ip_neighbor_add_del(self.pg7.sw_if_index,
- self.pg7.remote_mac,
+ mactobinary(self.pg7.remote_mac),
self.pg7.remote_ip4n,
is_static=1)
self.vapi.ip_neighbor_add_del(self.pg8.sw_if_index,
- self.pg8.remote_mac,
+ mactobinary(self.pg8.remote_mac),
self.pg8.remote_ip4n,
is_static=1)
diff --git a/test/test_papi.py b/test/test_papi.py
new file mode 100644
index 00000000..1a5f6ae6
--- /dev/null
+++ b/test/test_papi.py
@@ -0,0 +1,31 @@
+import binascii
+from framework import VppTestCase
+
+""" TestPAPI is a subclass of VPPTestCase classes.
+
+Basic test for sanity check of the Python API binding.
+
+"""
+
+
+class TestPAPI(VppTestCase):
+ """ PAPI Test Case """
+
+ @classmethod
+ def setUpClass(cls):
+ super(TestPAPI, cls).setUpClass()
+ cls.v = cls.vapi.papi
+
+ def test_show_version(self):
+ rv = self.v.show_version()
+ self.assertEqual(rv.retval, 0)
+
+ def test_show_version_invalid_param(self):
+ self.assertRaises(ValueError, self.v.show_version, foobar='foo')
+
+ def test_u8_array(self):
+ rv = self.v.get_node_index(node_name='ip4-lookup')
+ self.assertEqual(rv.retval, 0)
+ node_name = 'X' * 100
+ self.assertRaises(ValueError, self.v.get_node_index,
+ node_name=node_name)
diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py
index b6759ec3..2eab6c6e 100644
--- a/test/vpp_papi_provider.py
+++ b/test/vpp_papi_provider.py
@@ -1290,7 +1290,7 @@ class VppPapiProvider(object):
protocol,
vrf_id=0,
local_num=0,
- locals=None,
+ locals=[],
is_add=1):
"""Add/delete NAT44 load balancing static mapping
@@ -2004,7 +2004,7 @@ class VppPapiProvider(object):
eid,
eid_prefix_len=0,
vni=0,
- rlocs=None,
+ rlocs=[],
rlocs_num=0,
is_src_dst=0,
is_add=1):