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-rw-r--r--src/vpp-api/python/setup.py21
-rw-r--r--src/vpp-api/python/vpp_papi/__init__.py3
-rw-r--r--src/vpp-api/python/vpp_papi/macaddress.py17
-rw-r--r--src/vpp-api/python/vpp_papi/tests/test_macaddress.py6
-rw-r--r--src/vpp-api/python/vpp_papi/tests/test_vpp_format.py104
-rw-r--r--src/vpp-api/python/vpp_papi/tests/test_vpp_papi.py10
-rwxr-xr-xsrc/vpp-api/python/vpp_papi/tests/test_vpp_serializer.py775
-rw-r--r--src/vpp-api/python/vpp_papi/vpp_format.py216
-rw-r--r--src/vpp-api/python/vpp_papi/vpp_papi.py350
-rw-r--r--src/vpp-api/python/vpp_papi/vpp_serializer.py259
-rwxr-xr-xsrc/vpp-api/python/vpp_papi/vpp_stats.py308
-rw-r--r--src/vpp-api/python/vpp_papi/vpp_transport_socket.py34
12 files changed, 1100 insertions, 1003 deletions
diff --git a/src/vpp-api/python/setup.py b/src/vpp-api/python/setup.py
index 8bf6def2227..18637ba21b7 100644
--- a/src/vpp-api/python/setup.py
+++ b/src/vpp-api/python/setup.py
@@ -21,15 +21,16 @@ except ImportError:
requirements = []
setup(
- name='vpp_papi',
- version='2.0.0',
- description='VPP Python binding',
- author='Ole Troan',
- author_email='ot@cisco.com',
- url='https://wiki.fd.io/view/VPP/Python_API',
- license='Apache-2.0',
- test_suite='vpp_papi.tests',
+ name="vpp_papi",
+ version="2.0.0",
+ description="VPP Python binding",
+ author="Ole Troan",
+ author_email="ot@cisco.com",
+ url="https://wiki.fd.io/view/VPP/Python_API",
+ license="Apache-2.0",
+ test_suite="vpp_papi.tests",
install_requires=requirements,
packages=find_packages(),
- long_description='''VPP Python language binding.''',
- zip_safe=True)
+ long_description="""VPP Python language binding.""",
+ zip_safe=True,
+)
diff --git a/src/vpp-api/python/vpp_papi/__init__.py b/src/vpp-api/python/vpp_papi/__init__.py
index b2b4fc78fc1..f87b6480d4e 100644
--- a/src/vpp-api/python/vpp_papi/__init__.py
+++ b/src/vpp-api/python/vpp_papi/__init__.py
@@ -3,7 +3,7 @@ from .vpp_papi import VppEnum, VppEnumType, VppEnumFlag # noqa: F401
from .vpp_papi import VPPIOError, VPPRuntimeError, VPPValueError # noqa: F401
from .vpp_papi import VPPApiClient # noqa: F401
from .vpp_papi import VPPApiJSONFiles # noqa: F401
-from . macaddress import MACAddress, mac_pton, mac_ntop # noqa: F401
+from .macaddress import MACAddress, mac_pton, mac_ntop # noqa: F401
# sorted lexicographically
from .vpp_serializer import BaseTypes # noqa: F401
@@ -11,6 +11,7 @@ from .vpp_serializer import VPPEnumType, VPPType, VPPTypeAlias # noqa: F401
from .vpp_serializer import VPPMessage, VPPUnionType # noqa: F401
import pkg_resources # part of setuptools
+
try:
__version__ = pkg_resources.get_distribution("vpp_papi").version
except (pkg_resources.DistributionNotFound):
diff --git a/src/vpp-api/python/vpp_papi/macaddress.py b/src/vpp-api/python/vpp_papi/macaddress.py
index c3b10a3c11e..8799bd7be24 100644
--- a/src/vpp-api/python/vpp_papi/macaddress.py
+++ b/src/vpp-api/python/vpp_papi/macaddress.py
@@ -18,20 +18,19 @@ import binascii
def mac_pton(s):
- '''Convert MAC address as text to binary'''
- return binascii.unhexlify(s.replace(':', ''))
+ """Convert MAC address as text to binary"""
+ return binascii.unhexlify(s.replace(":", ""))
def mac_ntop(binary):
- '''Convert MAC address as binary to text'''
- x = b':'.join(binascii.hexlify(binary)[i:i + 2]
- for i in range(0, 12, 2))
- return str(x.decode('ascii'))
+ """Convert MAC address as binary to text"""
+ x = b":".join(binascii.hexlify(binary)[i : i + 2] for i in range(0, 12, 2))
+ return str(x.decode("ascii"))
-class MACAddress():
+class MACAddress:
def __init__(self, mac):
- '''MAC Address as a text-string (aa:bb:cc:dd:ee:ff) or 6 bytes'''
+ """MAC Address as a text-string (aa:bb:cc:dd:ee:ff) or 6 bytes"""
# Of course Python 2 doesn't distinguish str from bytes
if type(mac) is bytes and len(mac) == 6:
self.mac_binary = mac
@@ -51,7 +50,7 @@ class MACAddress():
return self.mac_string
def __repr__(self):
- return '%s(%s)' % (self.__class__.__name__, self.mac_string)
+ return "%s(%s)" % (self.__class__.__name__, self.mac_string)
def __eq__(self, other):
diff --git a/src/vpp-api/python/vpp_papi/tests/test_macaddress.py b/src/vpp-api/python/vpp_papi/tests/test_macaddress.py
index 08e365afd92..e86ec75c76e 100644
--- a/src/vpp-api/python/vpp_papi/tests/test_macaddress.py
+++ b/src/vpp-api/python/vpp_papi/tests/test_macaddress.py
@@ -3,8 +3,6 @@ from vpp_papi import MACAddress
class TestMacAddress(unittest.TestCase):
-
def test_eq(self):
- mac = '11:22:33:44:55:66'
- self.assertEqual(MACAddress(mac),
- MACAddress(mac))
+ mac = "11:22:33:44:55:66"
+ self.assertEqual(MACAddress(mac), MACAddress(mac))
diff --git a/src/vpp-api/python/vpp_papi/tests/test_vpp_format.py b/src/vpp-api/python/vpp_papi/tests/test_vpp_format.py
index 5c179c02e0a..ae4d2c5126d 100644
--- a/src/vpp-api/python/vpp_papi/tests/test_vpp_format.py
+++ b/src/vpp-api/python/vpp_papi/tests/test_vpp_format.py
@@ -25,57 +25,64 @@ from vpp_papi import vpp_format
from parameterized import parameterized
-ip4_addr = '1.2.3.4'
-ip4_addrn = b'\x01\x02\x03\x04'
+ip4_addr = "1.2.3.4"
+ip4_addrn = b"\x01\x02\x03\x04"
ip4_prefix_len = 32
-ip4_prefix = '%s/%s' % (ip4_addr, ip4_prefix_len)
+ip4_prefix = "%s/%s" % (ip4_addr, ip4_prefix_len)
ipv4_network = ipaddress.IPv4Network(text_type(ip4_prefix))
-ip4_addr_format_vl_api_address_t = {'un': {'ip4': b'\x01\x02\x03\x04'},
- 'af': 0}
-ip4_addr_format_vl_api_prefix_t = {'address': # noqa: E127,E501
- {'un': {'ip4': b'\x01\x02\x03\x04'},
- 'af': 0},
- 'len': ip4_prefix_len}
-ip4_addr_format_vl_api_prefix_packed_t = {'address': b'\x01\x02\x03\x04',
- 'len': ip4_prefix_len}
-
-ip6_addr = 'dead::'
-ip6_addrn = b'\xde\xad\x00\x00\x00\x00\x00\x00' \
- b'\x00\x00\x00\x00\x00\x00\x00\x00'
+ip4_addr_format_vl_api_address_t = {"un": {"ip4": b"\x01\x02\x03\x04"}, "af": 0}
+ip4_addr_format_vl_api_prefix_t = {
+ "address": {"un": {"ip4": b"\x01\x02\x03\x04"}, "af": 0}, # noqa: E127,E501
+ "len": ip4_prefix_len,
+}
+ip4_addr_format_vl_api_prefix_packed_t = {
+ "address": b"\x01\x02\x03\x04",
+ "len": ip4_prefix_len,
+}
+
+ip6_addr = "dead::"
+ip6_addrn = b"\xde\xad\x00\x00\x00\x00\x00\x00" b"\x00\x00\x00\x00\x00\x00\x00\x00"
ip6_prefix_len = 127
-ip6_prefix = '%s/%s' % (ip6_addr, ip6_prefix_len)
+ip6_prefix = "%s/%s" % (ip6_addr, ip6_prefix_len)
ipv6_network = ipaddress.IPv6Network(text_type(ip6_prefix))
-ip6_addr_format_vl_api_address_t = {'un': {'ip6': b'\xde\xad\x00\x00'
- b'\x00\x00\x00\x00'
- b'\x00\x00\x00\x00'
- b'\x00\x00\x00\x00'},
- 'af': 1}
-ip6_addr_format_vl_api_prefix_t = {'address': # noqa: E127
- {'af': 1,
- 'un': {
- 'ip6': b'\xde\xad\x00\x00'
- b'\x00\x00\x00\x00'
- b'\x00\x00\x00\x00'
- b'\x00\x00\x00\x00'}},
- 'len': ip6_prefix_len}
-ip6_addr_format_vl_api_prefix_packed_t = {'address': b'\xde\xad\x00\x00' # noqa: E127,E501
- b'\x00\x00\x00\x00'
- b'\x00\x00\x00\x00'
- b'\x00\x00\x00\x00',
- 'len': ip6_prefix_len}
+ip6_addr_format_vl_api_address_t = {
+ "un": {
+ "ip6": b"\xde\xad\x00\x00"
+ b"\x00\x00\x00\x00"
+ b"\x00\x00\x00\x00"
+ b"\x00\x00\x00\x00"
+ },
+ "af": 1,
+}
+ip6_addr_format_vl_api_prefix_t = {
+ "address": { # noqa: E127
+ "af": 1,
+ "un": {
+ "ip6": b"\xde\xad\x00\x00"
+ b"\x00\x00\x00\x00"
+ b"\x00\x00\x00\x00"
+ b"\x00\x00\x00\x00"
+ },
+ },
+ "len": ip6_prefix_len,
+}
+ip6_addr_format_vl_api_prefix_packed_t = {
+ "address": b"\xde\xad\x00\x00" # noqa: E127,E501
+ b"\x00\x00\x00\x00"
+ b"\x00\x00\x00\x00"
+ b"\x00\x00\x00\x00",
+ "len": ip6_prefix_len,
+}
class TestVppFormat(unittest.TestCase):
-
def test_format_vl_api_address_t(self):
res = vpp_format.format_vl_api_address_t(ip4_addr)
self.assertEqual(res, ip4_addr_format_vl_api_address_t)
# PY2: raises socket.error
# PY3: raises OSError
- with self.assertRaises((TypeError,
- socket.error,
- OSError)):
+ with self.assertRaises((TypeError, socket.error, OSError)):
res = vpp_format.format_vl_api_address_t(ip4_addrn)
res = vpp_format.format_vl_api_address_t(ip6_addr)
@@ -84,19 +91,14 @@ class TestVppFormat(unittest.TestCase):
with self.assertRaises(TypeError):
es = vpp_format.format_vl_api_address_t(ip6_addrn)
- @parameterized.expand([('ip4 prefix',
- ip4_prefix,
- ip4_addr_format_vl_api_prefix_t),
- ('ip6 prefix',
- ip6_prefix,
- ip6_addr_format_vl_api_prefix_t),
- ('IPv4Network',
- ipv4_network,
- ip4_addr_format_vl_api_prefix_t),
- ('IPv6Network',
- ipv6_network,
- ip6_addr_format_vl_api_prefix_t),
- ])
+ @parameterized.expand(
+ [
+ ("ip4 prefix", ip4_prefix, ip4_addr_format_vl_api_prefix_t),
+ ("ip6 prefix", ip6_prefix, ip6_addr_format_vl_api_prefix_t),
+ ("IPv4Network", ipv4_network, ip4_addr_format_vl_api_prefix_t),
+ ("IPv6Network", ipv6_network, ip6_addr_format_vl_api_prefix_t),
+ ]
+ )
def test_format_vl_api_prefix_t(self, _, arg, expected):
res = vpp_format.format_vl_api_prefix_t(arg)
self.assertEqual(res, expected)
diff --git a/src/vpp-api/python/vpp_papi/tests/test_vpp_papi.py b/src/vpp-api/python/vpp_papi/tests/test_vpp_papi.py
index 99acb7c7469..2b21c83966a 100644
--- a/src/vpp-api/python/vpp_papi/tests/test_vpp_papi.py
+++ b/src/vpp-api/python/vpp_papi/tests/test_vpp_papi.py
@@ -24,7 +24,7 @@ from vpp_papi import vpp_transport_shmem
class TestVppPapiVPPApiClient(unittest.TestCase):
def test_getcontext(self):
- vpp_papi.VPPApiClient.apidir = '.'
+ vpp_papi.VPPApiClient.apidir = "."
c = vpp_papi.VPPApiClient(testmode=True, use_socket=True)
# reset initialization at module load time.
@@ -39,7 +39,7 @@ class TestVppPapiVPPApiClientMp(unittest.TestCase):
# run_tests.py (eg. make test TEST_JOBS=10)
def test_get_context_mp(self):
- vpp_papi.VPPApiClient.apidir = '.'
+ vpp_papi.VPPApiClient.apidir = "."
c = vpp_papi.VPPApiClient(testmode=True, use_socket=True)
# reset initialization at module load time.
@@ -243,11 +243,11 @@ class TestVppPapiLogging(unittest.TestCase):
pass
client = Vpp
- with self.assertLogs('vpp_papi', level='DEBUG') as cm:
+ with self.assertLogs("vpp_papi", level="DEBUG") as cm:
vpp_papi.vpp_atexit(client)
- self.assertEqual(cm.output, ['DEBUG:vpp_papi:Cleaning up VPP on exit'])
+ self.assertEqual(cm.output, ["DEBUG:vpp_papi:Cleaning up VPP on exit"])
with self.assertRaises(AssertionError):
- with self.assertLogs('vpp_papi.serializer', level='DEBUG') as cm:
+ with self.assertLogs("vpp_papi.serializer", level="DEBUG") as cm:
vpp_papi.vpp_atexit(client)
self.assertEqual(cm.output, [])
diff --git a/src/vpp-api/python/vpp_papi/tests/test_vpp_serializer.py b/src/vpp-api/python/vpp_papi/tests/test_vpp_serializer.py
index c9b3d672d6a..eee38f00632 100755
--- a/src/vpp-api/python/vpp_papi/tests/test_vpp_serializer.py
+++ b/src/vpp-api/python/vpp_papi/tests/test_vpp_serializer.py
@@ -13,61 +13,57 @@ from ipaddress import *
class TestLimits(unittest.TestCase):
def test_string(self):
- fixed_string = VPPType('fixed_string',
- [['string', 'name', 16]])
+ fixed_string = VPPType("fixed_string", [["string", "name", 16]])
- b = fixed_string.pack({'name': 'foobar'})
+ b = fixed_string.pack({"name": "foobar"})
self.assertEqual(len(b), 16)
# Ensure string is nul terminated
- self.assertEqual(b.decode('ascii')[6], '\x00')
+ self.assertEqual(b.decode("ascii")[6], "\x00")
nt, size = fixed_string.unpack(b)
self.assertEqual(size, 16)
- self.assertEqual(nt.name, 'foobar')
+ self.assertEqual(nt.name, "foobar")
# Empty string
- b = fixed_string.pack({'name': ''})
+ b = fixed_string.pack({"name": ""})
self.assertEqual(len(b), 16)
nt, size = fixed_string.unpack(b)
self.assertEqual(size, 16)
- self.assertEqual(nt.name, '')
+ self.assertEqual(nt.name, "")
# String too long
with self.assertRaises(VPPSerializerValueError):
- b = fixed_string.pack({'name': 'foobarfoobar1234'})
+ b = fixed_string.pack({"name": "foobarfoobar1234"})
- variable_string = VPPType('variable_string',
- [['string', 'name', 0]])
- b = variable_string.pack({'name': 'foobar'})
- self.assertEqual(len(b), 4 + len('foobar'))
+ variable_string = VPPType("variable_string", [["string", "name", 0]])
+ b = variable_string.pack({"name": "foobar"})
+ self.assertEqual(len(b), 4 + len("foobar"))
nt, size = variable_string.unpack(b)
- self.assertEqual(size, 4 + len('foobar'))
- self.assertEqual(nt.name, 'foobar')
- self.assertEqual(len(nt.name), len('foobar'))
+ self.assertEqual(size, 4 + len("foobar"))
+ self.assertEqual(nt.name, "foobar")
+ self.assertEqual(len(nt.name), len("foobar"))
def test_limit(self):
- limited_type = VPPType('limited_type_t',
- [['string', 'name', 0, {'limit': 16}]])
- unlimited_type = VPPType('limited_type_t',
- [['string', 'name', 0]])
+ limited_type = VPPType("limited_type_t", [["string", "name", 0, {"limit": 16}]])
+ unlimited_type = VPPType("limited_type_t", [["string", "name", 0]])
- b = limited_type.pack({'name': 'foobar'})
+ b = limited_type.pack({"name": "foobar"})
self.assertEqual(len(b), 10)
- b = unlimited_type.pack({'name': 'foobar'})
+ b = unlimited_type.pack({"name": "foobar"})
self.assertEqual(len(b), 10)
with self.assertRaises(VPPSerializerValueError):
- b = limited_type.pack({'name': 'foobar'*3})
+ b = limited_type.pack({"name": "foobar" * 3})
class TestDefaults(unittest.TestCase):
def test_defaults(self):
- default_type = VPPType('default_type_t',
- [['u16', 'mtu', {'default': 1500, 'limit': 0}]])
- without_default_type = VPPType('without_default_type_t',
- [['u16', 'mtu']])
+ default_type = VPPType(
+ "default_type_t", [["u16", "mtu", {"default": 1500, "limit": 0}]]
+ )
+ without_default_type = VPPType("without_default_type_t", [["u16", "mtu"]])
b = default_type.pack({})
self.assertEqual(len(b), 2)
@@ -76,7 +72,7 @@ class TestDefaults(unittest.TestCase):
self.assertEqual(nt.mtu, 1500)
# distinguish between parameter 0 and parameter not passed
- b = default_type.pack({'mtu': 0})
+ b = default_type.pack({"mtu": 0})
self.assertEqual(len(b), 2)
nt, size = default_type.unpack(b)
self.assertEqual(len(b), size)
@@ -90,13 +86,15 @@ class TestDefaults(unittest.TestCase):
self.assertEqual(nt.mtu, 0)
# default enum type
- VPPEnumType('vl_api_enum_t', [["ADDRESS_IP4", 0],
- ["ADDRESS_IP6", 1],
- {"enumtype": "u32"}])
+ VPPEnumType(
+ "vl_api_enum_t",
+ [["ADDRESS_IP4", 0], ["ADDRESS_IP6", 1], {"enumtype": "u32"}],
+ )
- default_with_enum = VPPType('default_enum_type_t',
- [['u16', 'mtu'], ['vl_api_enum_t',
- 'e', {'default': 1}]])
+ default_with_enum = VPPType(
+ "default_enum_type_t",
+ [["u16", "mtu"], ["vl_api_enum_t", "e", {"default": 1}]],
+ )
b = default_with_enum.pack({})
self.assertEqual(len(b), 6)
@@ -106,275 +104,275 @@ class TestDefaults(unittest.TestCase):
class TestAddType(unittest.TestCase):
-
def test_union(self):
- un = VPPUnionType('test_union',
- [['u8', 'is_bool'],
- ['u32', 'is_int']])
+ un = VPPUnionType("test_union", [["u8", "is_bool"], ["u32", "is_int"]])
- b = un.pack({'is_int': 0x12345678})
+ b = un.pack({"is_int": 0x12345678})
nt, size = un.unpack(b)
self.assertEqual(len(b), size)
self.assertEqual(nt.is_bool, 0x12)
self.assertEqual(nt.is_int, 0x12345678)
def test_address(self):
- af = VPPEnumType('vl_api_address_family_t', [["ADDRESS_IP4", 0],
- ["ADDRESS_IP6", 1],
- {"enumtype": "u32"}])
- aff = VPPEnumFlagType('vl_api_address_family_flag_t', [["ADDRESS_IP4", 0],
- ["ADDRESS_IP6", 1],
- {"enumtype": "u32"}])
- ip4 = VPPTypeAlias('vl_api_ip4_address_t', {'type': 'u8',
- 'length': 4})
- ip6 = VPPTypeAlias('vl_api_ip6_address_t', {'type': 'u8',
- 'length': 16})
- VPPUnionType('vl_api_address_union_t',
- [["vl_api_ip4_address_t", "ip4"],
- ["vl_api_ip6_address_t", "ip6"]])
-
- address = VPPType('vl_api_address_t',
- [['vl_api_address_family_t', 'af'],
- ['vl_api_address_union_t', 'un']])
-
- prefix = VPPType('vl_api_prefix_t',
- [['vl_api_address_t', 'address'],
- ['u8', 'len']])
-
- va_address_list = VPPType('list_addresses',
- [['u8', 'count'],
- ['vl_api_address_t', 'addresses',
- 0, 'count']])
-
- message_with_va_address_list = VPPType('msg_with_vla',
- [['list_addresses',
- 'vla_address'],
- ['u8', 'is_cool']])
-
- b = ip4.pack(inet_pton(AF_INET, '1.1.1.1'))
+ af = VPPEnumType(
+ "vl_api_address_family_t",
+ [["ADDRESS_IP4", 0], ["ADDRESS_IP6", 1], {"enumtype": "u32"}],
+ )
+ aff = VPPEnumFlagType(
+ "vl_api_address_family_flag_t",
+ [["ADDRESS_IP4", 0], ["ADDRESS_IP6", 1], {"enumtype": "u32"}],
+ )
+ ip4 = VPPTypeAlias("vl_api_ip4_address_t", {"type": "u8", "length": 4})
+ ip6 = VPPTypeAlias("vl_api_ip6_address_t", {"type": "u8", "length": 16})
+ VPPUnionType(
+ "vl_api_address_union_t",
+ [["vl_api_ip4_address_t", "ip4"], ["vl_api_ip6_address_t", "ip6"]],
+ )
+
+ address = VPPType(
+ "vl_api_address_t",
+ [["vl_api_address_family_t", "af"], ["vl_api_address_union_t", "un"]],
+ )
+
+ prefix = VPPType(
+ "vl_api_prefix_t", [["vl_api_address_t", "address"], ["u8", "len"]]
+ )
+
+ va_address_list = VPPType(
+ "list_addresses",
+ [["u8", "count"], ["vl_api_address_t", "addresses", 0, "count"]],
+ )
+
+ message_with_va_address_list = VPPType(
+ "msg_with_vla", [["list_addresses", "vla_address"], ["u8", "is_cool"]]
+ )
+
+ b = ip4.pack(inet_pton(AF_INET, "1.1.1.1"))
self.assertEqual(len(b), 4)
nt, size = ip4.unpack(b)
- self.assertEqual(str(nt), '1.1.1.1')
+ self.assertEqual(str(nt), "1.1.1.1")
- b = ip6.pack(inet_pton(AF_INET6, '1::1'))
+ b = ip6.pack(inet_pton(AF_INET6, "1::1"))
self.assertEqual(len(b), 16)
- b = address.pack({'af': af.ADDRESS_IP4,
- 'un':
- {'ip4': inet_pton(AF_INET, '2.2.2.2')}})
+ b = address.pack(
+ {"af": af.ADDRESS_IP4, "un": {"ip4": inet_pton(AF_INET, "2.2.2.2")}}
+ )
self.assertEqual(len(b), 20)
nt, size = address.unpack(b)
- self.assertEqual(str(nt), '2.2.2.2')
+ self.assertEqual(str(nt), "2.2.2.2")
# List of addresses
address_list = []
for i in range(4):
- address_list.append({'af': af.ADDRESS_IP4,
- 'un':
- {'ip4': inet_pton(AF_INET, '2.2.2.2')}})
- b = va_address_list.pack({'count': len(address_list),
- 'addresses': address_list})
+ address_list.append(
+ {"af": af.ADDRESS_IP4, "un": {"ip4": inet_pton(AF_INET, "2.2.2.2")}}
+ )
+ b = va_address_list.pack(
+ {"count": len(address_list), "addresses": address_list}
+ )
self.assertEqual(len(b), 81)
nt, size = va_address_list.unpack(b)
- self.assertEqual(str(nt.addresses[0]), '2.2.2.2')
-
- b = message_with_va_address_list.pack({'vla_address':
- {'count': len(address_list),
- 'addresses': address_list},
- 'is_cool': 100})
+ self.assertEqual(str(nt.addresses[0]), "2.2.2.2")
+
+ b = message_with_va_address_list.pack(
+ {
+ "vla_address": {"count": len(address_list), "addresses": address_list},
+ "is_cool": 100,
+ }
+ )
self.assertEqual(len(b), 82)
nt, size = message_with_va_address_list.unpack(b)
self.assertEqual(nt.is_cool, 100)
def test_address_with_prefix(self):
- af = VPPEnumType('vl_api_address_family_t', [["ADDRESS_IP4", 0],
- ["ADDRESS_IP6", 1],
- {"enumtype": "u32"}])
- ip4 = VPPTypeAlias('vl_api_ip4_address_t', {'type': 'u8',
- 'length': 4})
- ip6 = VPPTypeAlias('vl_api_ip6_address_t', {'type': 'u8',
- 'length': 16})
- VPPUnionType('vl_api_address_union_t',
- [["vl_api_ip4_address_t", "ip4"],
- ["vl_api_ip6_address_t", "ip6"]])
-
- address = VPPType('vl_api_address_t',
- [['vl_api_address_family_t', 'af'],
- ['vl_api_address_union_t', 'un']])
-
- prefix = VPPType('vl_api_prefix_t',
- [['vl_api_address_t', 'address'],
- ['u8', 'len']])
- prefix4 = VPPType('vl_api_ip4_prefix_t',
- [['vl_api_ip4_address_t', 'address'],
- ['u8', 'len']])
- prefix6 = VPPType('vl_api_ip6_prefix_t',
- [['vl_api_ip6_address_t', 'address'],
- ['u8', 'len']])
-
- address_with_prefix = VPPTypeAlias('vl_api_address_with_prefix_t', {'type': 'vl_api_prefix_t' })
- address4_with_prefix = VPPTypeAlias('vl_api_ip4_address_with_prefix_t',
- {'type': 'vl_api_ip4_prefix_t' })
- address6_with_prefix = VPPTypeAlias('vl_api_ip6_address_with_prefix_t',
- {'type': 'vl_api_ip6_prefix_t' })
-
- awp_type = VPPType('foobar_t',
- [['vl_api_address_with_prefix_t', 'address']])
+ af = VPPEnumType(
+ "vl_api_address_family_t",
+ [["ADDRESS_IP4", 0], ["ADDRESS_IP6", 1], {"enumtype": "u32"}],
+ )
+ ip4 = VPPTypeAlias("vl_api_ip4_address_t", {"type": "u8", "length": 4})
+ ip6 = VPPTypeAlias("vl_api_ip6_address_t", {"type": "u8", "length": 16})
+ VPPUnionType(
+ "vl_api_address_union_t",
+ [["vl_api_ip4_address_t", "ip4"], ["vl_api_ip6_address_t", "ip6"]],
+ )
+
+ address = VPPType(
+ "vl_api_address_t",
+ [["vl_api_address_family_t", "af"], ["vl_api_address_union_t", "un"]],
+ )
+
+ prefix = VPPType(
+ "vl_api_prefix_t", [["vl_api_address_t", "address"], ["u8", "len"]]
+ )
+ prefix4 = VPPType(
+ "vl_api_ip4_prefix_t", [["vl_api_ip4_address_t", "address"], ["u8", "len"]]
+ )
+ prefix6 = VPPType(
+ "vl_api_ip6_prefix_t", [["vl_api_ip6_address_t", "address"], ["u8", "len"]]
+ )
+
+ address_with_prefix = VPPTypeAlias(
+ "vl_api_address_with_prefix_t", {"type": "vl_api_prefix_t"}
+ )
+ address4_with_prefix = VPPTypeAlias(
+ "vl_api_ip4_address_with_prefix_t", {"type": "vl_api_ip4_prefix_t"}
+ )
+ address6_with_prefix = VPPTypeAlias(
+ "vl_api_ip6_address_with_prefix_t", {"type": "vl_api_ip6_prefix_t"}
+ )
+
+ awp_type = VPPType("foobar_t", [["vl_api_address_with_prefix_t", "address"]])
# address with prefix
- b = address_with_prefix.pack(IPv4Interface('2.2.2.2/24'))
+ b = address_with_prefix.pack(IPv4Interface("2.2.2.2/24"))
self.assertEqual(len(b), 21)
nt, size = address_with_prefix.unpack(b)
self.assertTrue(isinstance(nt, IPv4Interface))
- self.assertEqual(str(nt), '2.2.2.2/24')
+ self.assertEqual(str(nt), "2.2.2.2/24")
- b = address_with_prefix.pack(IPv6Interface('2::2/64'))
+ b = address_with_prefix.pack(IPv6Interface("2::2/64"))
self.assertEqual(len(b), 21)
nt, size = address_with_prefix.unpack(b)
self.assertTrue(isinstance(nt, IPv6Interface))
- self.assertEqual(str(nt), '2::2/64')
+ self.assertEqual(str(nt), "2::2/64")
- b = address_with_prefix.pack(IPv4Network('2.2.2.2/24', strict=False))
+ b = address_with_prefix.pack(IPv4Network("2.2.2.2/24", strict=False))
self.assertEqual(len(b), 21)
nt, size = address_with_prefix.unpack(b)
self.assertTrue(isinstance(nt, IPv4Interface))
- self.assertEqual(str(nt), '2.2.2.0/24')
+ self.assertEqual(str(nt), "2.2.2.0/24")
- b = address4_with_prefix.pack('2.2.2.2/24')
+ b = address4_with_prefix.pack("2.2.2.2/24")
self.assertEqual(len(b), 5)
nt, size = address4_with_prefix.unpack(b)
self.assertTrue(isinstance(nt, IPv4Interface))
- self.assertEqual(str(nt), '2.2.2.2/24')
- b = address4_with_prefix.pack(IPv4Interface('2.2.2.2/24'))
+ self.assertEqual(str(nt), "2.2.2.2/24")
+ b = address4_with_prefix.pack(IPv4Interface("2.2.2.2/24"))
self.assertEqual(len(b), 5)
- b = address6_with_prefix.pack('2::2/64')
+ b = address6_with_prefix.pack("2::2/64")
self.assertEqual(len(b), 17)
nt, size = address6_with_prefix.unpack(b)
self.assertTrue(isinstance(nt, IPv6Interface))
- self.assertEqual(str(nt), '2::2/64')
- b = address6_with_prefix.pack(IPv6Interface('2::2/64'))
+ self.assertEqual(str(nt), "2::2/64")
+ b = address6_with_prefix.pack(IPv6Interface("2::2/64"))
self.assertEqual(len(b), 17)
- b = prefix.pack('192.168.10.0/24')
+ b = prefix.pack("192.168.10.0/24")
self.assertEqual(len(b), 21)
nt, size = prefix.unpack(b)
self.assertTrue(isinstance(nt, IPv4Network))
- self.assertEqual(str(nt), '192.168.10.0/24')
+ self.assertEqual(str(nt), "192.168.10.0/24")
- b = awp_type.pack({'address': '1.2.3.4/24'})
+ b = awp_type.pack({"address": "1.2.3.4/24"})
self.assertEqual(len(b), 21)
nt, size = awp_type.unpack(b)
self.assertTrue(isinstance(nt.address, IPv4Interface))
- self.assertEqual(str(nt.address), '1.2.3.4/24')
+ self.assertEqual(str(nt.address), "1.2.3.4/24")
- b = awp_type.pack({'address': IPv4Interface('1.2.3.4/24')})
+ b = awp_type.pack({"address": IPv4Interface("1.2.3.4/24")})
self.assertEqual(len(b), 21)
nt, size = awp_type.unpack(b)
self.assertTrue(isinstance(nt.address, IPv4Interface))
- self.assertEqual(str(nt.address), '1.2.3.4/24')
+ self.assertEqual(str(nt.address), "1.2.3.4/24")
def test_recursive_address(self):
- af = VPPEnumType('vl_api_address_family_t', [["ADDRESS_IP4", 0],
- ["ADDRESS_IP6", 1],
- {"enumtype": "u32"}])
- ip4 = VPPTypeAlias('vl_api_ip4_address_t', {'type': 'u8',
- 'length': 4})
- b = ip4.pack('1.1.1.1')
+ af = VPPEnumType(
+ "vl_api_address_family_t",
+ [["ADDRESS_IP4", 0], ["ADDRESS_IP6", 1], {"enumtype": "u32"}],
+ )
+ ip4 = VPPTypeAlias("vl_api_ip4_address_t", {"type": "u8", "length": 4})
+ b = ip4.pack("1.1.1.1")
self.assertEqual(len(b), 4)
nt, size = ip4.unpack(b)
- self.assertEqual(str(nt), '1.1.1.1')
+ self.assertEqual(str(nt), "1.1.1.1")
- ip6 = VPPTypeAlias('vl_api_ip6_address_t', {'type': 'u8',
- 'length': 16})
- VPPUnionType('vl_api_address_union_t',
- [["vl_api_ip4_address_t", "ip4"],
- ["vl_api_ip6_address_t", "ip6"]])
+ ip6 = VPPTypeAlias("vl_api_ip6_address_t", {"type": "u8", "length": 16})
+ VPPUnionType(
+ "vl_api_address_union_t",
+ [["vl_api_ip4_address_t", "ip4"], ["vl_api_ip6_address_t", "ip6"]],
+ )
- address = VPPType('vl_api_address_t',
- [['vl_api_address_family_t', 'af'],
- ['vl_api_address_union_t', 'un']])
+ address = VPPType(
+ "vl_api_address_t",
+ [["vl_api_address_family_t", "af"], ["vl_api_address_union_t", "un"]],
+ )
- prefix = VPPType('vl_api_prefix_t',
- [['vl_api_address_t', 'address'],
- ['u8', 'len']])
- message = VPPMessage('svs',
- [['vl_api_prefix_t', 'prefix']])
- message_addr = VPPMessage('svs_address',
- [['vl_api_address_t', 'address']])
+ prefix = VPPType(
+ "vl_api_prefix_t", [["vl_api_address_t", "address"], ["u8", "len"]]
+ )
+ message = VPPMessage("svs", [["vl_api_prefix_t", "prefix"]])
+ message_addr = VPPMessage("svs_address", [["vl_api_address_t", "address"]])
- b = message_addr.pack({'address': "1::1"})
+ b = message_addr.pack({"address": "1::1"})
self.assertEqual(len(b), 20)
nt, size = message_addr.unpack(b)
self.assertEqual("1::1", str(nt.address))
- b = message_addr.pack({'address': "1.1.1.1"})
+ b = message_addr.pack({"address": "1.1.1.1"})
self.assertEqual(len(b), 20)
nt, size = message_addr.unpack(b)
self.assertEqual("1.1.1.1", str(nt.address))
- b = message.pack({'prefix': "1.1.1.0/24"})
+ b = message.pack({"prefix": "1.1.1.0/24"})
self.assertEqual(len(b), 21)
nt, size = message.unpack(b)
self.assertEqual("1.1.1.0/24", str(nt.prefix))
- message_array = VPPMessage('address_array',
- [['vl_api_ip6_address_t',
- 'addresses', 2]])
- b = message_array.pack({'addresses': [IPv6Address(u"1::1"), "2::2"]})
+ message_array = VPPMessage(
+ "address_array", [["vl_api_ip6_address_t", "addresses", 2]]
+ )
+ b = message_array.pack({"addresses": [IPv6Address("1::1"), "2::2"]})
self.assertEqual(len(b), 32)
- message_array_vla = VPPMessage('address_array_vla',
- [['u32', 'num'],
- ['vl_api_ip6_address_t',
- 'addresses', 0, 'num']])
- b = message_array_vla.pack({'addresses': ["1::1", "2::2"], 'num': 2})
+ message_array_vla = VPPMessage(
+ "address_array_vla",
+ [["u32", "num"], ["vl_api_ip6_address_t", "addresses", 0, "num"]],
+ )
+ b = message_array_vla.pack({"addresses": ["1::1", "2::2"], "num": 2})
self.assertEqual(len(b), 36)
- message_array4 = VPPMessage('address_array4',
- [['vl_api_ip4_address_t',
- 'addresses', 2]])
- b = message_array4.pack({'addresses': ["1.1.1.1", "2.2.2.2"]})
+ message_array4 = VPPMessage(
+ "address_array4", [["vl_api_ip4_address_t", "addresses", 2]]
+ )
+ b = message_array4.pack({"addresses": ["1.1.1.1", "2.2.2.2"]})
self.assertEqual(len(b), 8)
- b = message_array4.pack({'addresses': [IPv4Address(u"1.1.1.1"),
- "2.2.2.2"]})
+ b = message_array4.pack({"addresses": [IPv4Address("1.1.1.1"), "2.2.2.2"]})
self.assertEqual(len(b), 8)
- message = VPPMessage('address', [['vl_api_address_t', 'address']])
- b = message.pack({'address': '1::1'})
+ message = VPPMessage("address", [["vl_api_address_t", "address"]])
+ b = message.pack({"address": "1::1"})
self.assertEqual(len(b), 20)
- b = message.pack({'address': '1.1.1.1'})
+ b = message.pack({"address": "1.1.1.1"})
self.assertEqual(len(b), 20)
- message = VPPMessage('prefix', [['vl_api_prefix_t', 'prefix']])
- b = message.pack({'prefix': '1::1/130'})
+ message = VPPMessage("prefix", [["vl_api_prefix_t", "prefix"]])
+ b = message.pack({"prefix": "1::1/130"})
self.assertEqual(len(b), 21)
- b = message.pack({'prefix': IPv6Network(u'1::/119')})
+ b = message.pack({"prefix": IPv6Network("1::/119")})
self.assertEqual(len(b), 21)
- b = message.pack({'prefix': IPv4Network(u'1.1.0.0/16')})
+ b = message.pack({"prefix": IPv4Network("1.1.0.0/16")})
self.assertEqual(len(b), 21)
def test_zero_vla(self):
- '''Default zero'ed out for VLAs'''
- list = VPPType('vl_api_list_t',
- [['u8', 'count', 10]])
+ """Default zero'ed out for VLAs"""
+ list = VPPType("vl_api_list_t", [["u8", "count", 10]])
# Define an embedded VLA type
- valist = VPPType('vl_api_valist_t',
- [['u8', 'count'],
- ['u8', 'string', 0, 'count']])
+ valist = VPPType(
+ "vl_api_valist_t", [["u8", "count"], ["u8", "string", 0, "count"]]
+ )
# Define a message
- vamessage = VPPMessage('vamsg',
- [['vl_api_valist_t', 'valist'],
- ['u8', 'is_something']])
+ vamessage = VPPMessage(
+ "vamsg", [["vl_api_valist_t", "valist"], ["u8", "is_something"]]
+ )
- message = VPPMessage('msg',
- [['vl_api_list_t', 'list'],
- ['u8', 'is_something']])
+ message = VPPMessage("msg", [["vl_api_list_t", "list"], ["u8", "is_something"]])
# Pack message without VLA specified
- b = message.pack({'is_something': 1})
- b = vamessage.pack({'is_something': 1})
+ b = message.pack({"is_something": 1})
+ b = vamessage.pack({"is_something": 1})
def test_arrays(self):
# Test cases
@@ -382,254 +380,275 @@ class TestAddType(unittest.TestCase):
# 2. Fixed list of variable length sub type
# 3. Variable length type
#
- s = VPPType('str', [['u32', 'length'],
- ['u8', 'string', 0, 'length']])
+ s = VPPType("str", [["u32", "length"], ["u8", "string", 0, "length"]])
- ip4 = VPPType('ip4_address', [['u8', 'address', 4]])
- listip4 = VPPType('list_ip4_t', [['ip4_address', 'addresses', 4]])
- valistip4 = VPPType('list_ip4_t',
- [['u8', 'count'],
- ['ip4_address', 'addresses', 0, 'count']])
+ ip4 = VPPType("ip4_address", [["u8", "address", 4]])
+ listip4 = VPPType("list_ip4_t", [["ip4_address", "addresses", 4]])
+ valistip4 = VPPType(
+ "list_ip4_t", [["u8", "count"], ["ip4_address", "addresses", 0, "count"]]
+ )
- valistip4_legacy = VPPType('list_ip4_t',
- [['u8', 'foo'],
- ['ip4_address', 'addresses', 0]])
+ valistip4_legacy = VPPType(
+ "list_ip4_t", [["u8", "foo"], ["ip4_address", "addresses", 0]]
+ )
addresses = []
for i in range(4):
- addresses.append({'address': inet_pton(AF_INET, '2.2.2.2')})
- b = listip4.pack({'addresses': addresses})
+ addresses.append({"address": inet_pton(AF_INET, "2.2.2.2")})
+ b = listip4.pack({"addresses": addresses})
self.assertEqual(len(b), 16)
nt, size = listip4.unpack(b)
- self.assertEqual(nt.addresses[0].address,
- inet_pton(AF_INET, '2.2.2.2'))
+ self.assertEqual(nt.addresses[0].address, inet_pton(AF_INET, "2.2.2.2"))
- b = valistip4.pack({'count': len(addresses), 'addresses': addresses})
+ b = valistip4.pack({"count": len(addresses), "addresses": addresses})
self.assertEqual(len(b), 17)
nt, size = valistip4.unpack(b)
self.assertEqual(nt.count, 4)
- self.assertEqual(nt.addresses[0].address,
- inet_pton(AF_INET, '2.2.2.2'))
+ self.assertEqual(nt.addresses[0].address, inet_pton(AF_INET, "2.2.2.2"))
- b = valistip4_legacy.pack({'foo': 1, 'addresses': addresses})
+ b = valistip4_legacy.pack({"foo": 1, "addresses": addresses})
self.assertEqual(len(b), 17)
nt, size = valistip4_legacy.unpack(b)
self.assertEqual(len(nt.addresses), 4)
- self.assertEqual(nt.addresses[0].address,
- inet_pton(AF_INET, '2.2.2.2'))
+ self.assertEqual(nt.addresses[0].address, inet_pton(AF_INET, "2.2.2.2"))
- string = 'foobar foobar'
- b = s.pack({'length': len(string), 'string': string.encode('utf-8')})
+ string = "foobar foobar"
+ b = s.pack({"length": len(string), "string": string.encode("utf-8")})
nt, size = s.unpack(b)
self.assertEqual(len(b), size)
def test_string(self):
- s = VPPType('str', [['u32', 'length'],
- ['u8', 'string', 0, 'length']])
+ s = VPPType("str", [["u32", "length"], ["u8", "string", 0, "length"]])
- string = ''
- b = s.pack({'length': len(string), 'string': string.encode('utf-8')})
+ string = ""
+ b = s.pack({"length": len(string), "string": string.encode("utf-8")})
nt, size = s.unpack(b)
self.assertEqual(len(b), size)
def test_message(self):
- foo = VPPMessage('foo', [['u16', '_vl_msg_id'],
- ['u8', 'client_index'],
- ['u8', 'something'],
- {"crc": "0x559b9f3c"}])
- b = foo.pack({'_vl_msg_id': 1, 'client_index': 5,
- 'something': 200})
+ foo = VPPMessage(
+ "foo",
+ [
+ ["u16", "_vl_msg_id"],
+ ["u8", "client_index"],
+ ["u8", "something"],
+ {"crc": "0x559b9f3c"},
+ ],
+ )
+ b = foo.pack({"_vl_msg_id": 1, "client_index": 5, "something": 200})
nt, size = foo.unpack(b)
self.assertEqual(len(b), size)
self.assertEqual(nt.something, 200)
def test_abf(self):
- fib_mpls_label = VPPType('vl_api_fib_mpls_label_t',
- [['u8', 'is_uniform'],
- ['u32', 'label'],
- ['u8', 'ttl'],
- ['u8', 'exp']])
+ fib_mpls_label = VPPType(
+ "vl_api_fib_mpls_label_t",
+ [["u8", "is_uniform"], ["u32", "label"], ["u8", "ttl"], ["u8", "exp"]],
+ )
- label_stack = {'is_uniform': 0,
- 'label': 0,
- 'ttl': 0,
- 'exp': 0}
+ label_stack = {"is_uniform": 0, "label": 0, "ttl": 0, "exp": 0}
b = fib_mpls_label.pack(label_stack)
self.assertEqual(len(b), 7)
- fib_path = VPPType('vl_api_fib_path_t',
- [['u32', 'sw_if_index'],
- ['u32', 'table_id'],
- ['u8', 'weight'],
- ['u8', 'preference'],
- ['u8', 'is_local'],
- ['u8', 'is_drop'],
- ['u8', 'is_udp_encap'],
- ['u8', 'is_unreach'],
- ['u8', 'is_prohibit'],
- ['u8', 'is_resolve_host'],
- ['u8', 'is_resolve_attached'],
- ['u8', 'is_dvr'],
- ['u8', 'is_source_lookup'],
- ['u8', 'afi'],
- ['u8', 'next_hop', 16],
- ['u32', 'next_hop_id'],
- ['u32', 'rpf_id'],
- ['u32', 'via_label'],
- ['u8', 'n_labels'],
- ['vl_api_fib_mpls_label_t', 'label_stack', 16]])
+ fib_path = VPPType(
+ "vl_api_fib_path_t",
+ [
+ ["u32", "sw_if_index"],
+ ["u32", "table_id"],
+ ["u8", "weight"],
+ ["u8", "preference"],
+ ["u8", "is_local"],
+ ["u8", "is_drop"],
+ ["u8", "is_udp_encap"],
+ ["u8", "is_unreach"],
+ ["u8", "is_prohibit"],
+ ["u8", "is_resolve_host"],
+ ["u8", "is_resolve_attached"],
+ ["u8", "is_dvr"],
+ ["u8", "is_source_lookup"],
+ ["u8", "afi"],
+ ["u8", "next_hop", 16],
+ ["u32", "next_hop_id"],
+ ["u32", "rpf_id"],
+ ["u32", "via_label"],
+ ["u8", "n_labels"],
+ ["vl_api_fib_mpls_label_t", "label_stack", 16],
+ ],
+ )
label_stack_list = []
for i in range(16):
label_stack_list.append(label_stack)
- paths = {'is_udp_encap': 0,
- 'next_hop': b'\x10\x02\x02\xac',
- 'table_id': 0,
- 'afi': 0,
- 'weight': 1,
- 'next_hop_id': 4294967295,
- 'label_stack': label_stack_list,
- 'n_labels': 0,
- 'sw_if_index': 4294967295,
- 'preference': 0}
+ paths = {
+ "is_udp_encap": 0,
+ "next_hop": b"\x10\x02\x02\xac",
+ "table_id": 0,
+ "afi": 0,
+ "weight": 1,
+ "next_hop_id": 4294967295,
+ "label_stack": label_stack_list,
+ "n_labels": 0,
+ "sw_if_index": 4294967295,
+ "preference": 0,
+ }
b = fib_path.pack(paths)
- self.assertEqual(len(b), (7*16) + 49)
+ self.assertEqual(len(b), (7 * 16) + 49)
- abf_policy = VPPType('vl_api_abf_policy_t',
- [['u32', 'policy_id'],
- ['u32', 'acl_index'],
- ['u8', 'n_paths'],
- ['vl_api_fib_path_t', 'paths', 0, 'n_paths']])
+ abf_policy = VPPType(
+ "vl_api_abf_policy_t",
+ [
+ ["u32", "policy_id"],
+ ["u32", "acl_index"],
+ ["u8", "n_paths"],
+ ["vl_api_fib_path_t", "paths", 0, "n_paths"],
+ ],
+ )
- policy = {
- 'n_paths': 1,
- 'paths': [paths],
- 'acl_index': 0,
- 'policy_id': 10}
+ policy = {"n_paths": 1, "paths": [paths], "acl_index": 0, "policy_id": 10}
b = abf_policy.pack(policy)
- self.assertEqual(len(b), (7*16) + 49 + 9)
-
- abf_policy_add_del = VPPMessage('abf_policy_add_del',
- [['u16', '_vl_msg_id'],
- ['u32', 'client_index'],
- ['u32', 'context'],
- ['u8', 'is_add'],
- ['vl_api_abf_policy_t', 'policy']])
-
- b = abf_policy_add_del.pack({'is_add': 1,
- 'context': 66,
- '_vl_msg_id': 1066,
- 'policy': policy})
+ self.assertEqual(len(b), (7 * 16) + 49 + 9)
+
+ abf_policy_add_del = VPPMessage(
+ "abf_policy_add_del",
+ [
+ ["u16", "_vl_msg_id"],
+ ["u32", "client_index"],
+ ["u32", "context"],
+ ["u8", "is_add"],
+ ["vl_api_abf_policy_t", "policy"],
+ ],
+ )
+
+ b = abf_policy_add_del.pack(
+ {"is_add": 1, "context": 66, "_vl_msg_id": 1066, "policy": policy}
+ )
nt, size = abf_policy_add_del.unpack(b)
- self.assertEqual(nt.policy.paths[0].next_hop,
- b'\x10\x02\x02\xac\x00\x00\x00\x00'
- b'\x00\x00\x00\x00\x00\x00\x00\x00')
+ self.assertEqual(
+ nt.policy.paths[0].next_hop,
+ b"\x10\x02\x02\xac\x00\x00\x00\x00" b"\x00\x00\x00\x00\x00\x00\x00\x00",
+ )
def test_bier(self):
- bier_table_id = VPPType('vl_api_bier_table_id_t',
- [['u8', 'bt_set'],
- ['u8', 'bt_sub_domain'],
- ['u8', 'bt_hdr_len_id']])
+ bier_table_id = VPPType(
+ "vl_api_bier_table_id_t",
+ [["u8", "bt_set"], ["u8", "bt_sub_domain"], ["u8", "bt_hdr_len_id"]],
+ )
- bier_imp_add = VPPMessage('bier_imp_add',
- [['u32', 'client_index'],
- ['u32', 'context'],
- ['vl_api_bier_table_id_t', 'bi_tbl_id'],
- ['u16', 'bi_src'],
- ['u8', 'bi_n_bytes'],
- ['u8', 'bi_bytes', 0, 'bi_n_bytes']])
+ bier_imp_add = VPPMessage(
+ "bier_imp_add",
+ [
+ ["u32", "client_index"],
+ ["u32", "context"],
+ ["vl_api_bier_table_id_t", "bi_tbl_id"],
+ ["u16", "bi_src"],
+ ["u8", "bi_n_bytes"],
+ ["u8", "bi_bytes", 0, "bi_n_bytes"],
+ ],
+ )
- table_id = {'bt_set': 0,
- 'bt_sub_domain': 0,
- 'bt_hdr_len_id': 0}
+ table_id = {"bt_set": 0, "bt_sub_domain": 0, "bt_hdr_len_id": 0}
- bibytes = b'foobar'
+ bibytes = b"foobar"
- b = bier_imp_add.pack({'bi_tbl_id': table_id,
- 'bi_n_bytes': len(bibytes),
- 'bi_bytes': bibytes})
+ b = bier_imp_add.pack(
+ {"bi_tbl_id": table_id, "bi_n_bytes": len(bibytes), "bi_bytes": bibytes}
+ )
self.assertEqual(len(b), 20)
def test_lisp(self):
- VPPEnumType('vl_api_eid_type_t',
- [["EID_TYPE_API_PREFIX", 0],
- ["EID_TYPE_API_MAC", 1],
- ["EID_TYPE_API_NSH", 2],
- {"enumtype": "u32"}])
-
- VPPTypeAlias('vl_api_mac_address_t', {'type': 'u8',
- 'length': 6})
-
- VPPType('vl_api_nsh_t',
- [["u32", "spi"],
- ["u8", "si"]])
-
- VPPEnumType('vl_api_address_family_t', [["ADDRESS_IP4", 0],
- ["ADDRESS_IP6", 1],
- {"enumtype": "u32"}])
- VPPTypeAlias('vl_api_ip4_address_t', {'type': 'u8',
- 'length': 4})
- VPPTypeAlias('vl_api_ip6_address_t', {'type': 'u8',
- 'length': 16})
- VPPUnionType('vl_api_address_union_t',
- [["vl_api_ip4_address_t", "ip4"],
- ["vl_api_ip6_address_t", "ip6"]])
-
- VPPType('vl_api_address_t',
- [['vl_api_address_family_t', 'af'],
- ['vl_api_address_union_t', 'un']])
-
- VPPType('vl_api_prefix_t',
- [['vl_api_address_t', 'address'],
- ['u8', 'len']])
-
- VPPUnionType('vl_api_eid_address_t',
- [["vl_api_prefix_t", "prefix"],
- ["vl_api_mac_address_t", "mac"],
- ["vl_api_nsh_t", "nsh"]])
-
- eid = VPPType('vl_api_eid_t',
- [["vl_api_eid_type_t", "type"],
- ["vl_api_eid_address_t", "address"]])
-
- b = eid.pack({'type':1,
- 'address': {
- 'mac': MACAddress('aa:bb:cc:dd:ee:ff')}})
+ VPPEnumType(
+ "vl_api_eid_type_t",
+ [
+ ["EID_TYPE_API_PREFIX", 0],
+ ["EID_TYPE_API_MAC", 1],
+ ["EID_TYPE_API_NSH", 2],
+ {"enumtype": "u32"},
+ ],
+ )
+
+ VPPTypeAlias("vl_api_mac_address_t", {"type": "u8", "length": 6})
+
+ VPPType("vl_api_nsh_t", [["u32", "spi"], ["u8", "si"]])
+
+ VPPEnumType(
+ "vl_api_address_family_t",
+ [["ADDRESS_IP4", 0], ["ADDRESS_IP6", 1], {"enumtype": "u32"}],
+ )
+ VPPTypeAlias("vl_api_ip4_address_t", {"type": "u8", "length": 4})
+ VPPTypeAlias("vl_api_ip6_address_t", {"type": "u8", "length": 16})
+ VPPUnionType(
+ "vl_api_address_union_t",
+ [["vl_api_ip4_address_t", "ip4"], ["vl_api_ip6_address_t", "ip6"]],
+ )
+
+ VPPType(
+ "vl_api_address_t",
+ [["vl_api_address_family_t", "af"], ["vl_api_address_union_t", "un"]],
+ )
+
+ VPPType("vl_api_prefix_t", [["vl_api_address_t", "address"], ["u8", "len"]])
+
+ VPPUnionType(
+ "vl_api_eid_address_t",
+ [
+ ["vl_api_prefix_t", "prefix"],
+ ["vl_api_mac_address_t", "mac"],
+ ["vl_api_nsh_t", "nsh"],
+ ],
+ )
+
+ eid = VPPType(
+ "vl_api_eid_t",
+ [["vl_api_eid_type_t", "type"], ["vl_api_eid_address_t", "address"]],
+ )
+
+ b = eid.pack({"type": 1, "address": {"mac": MACAddress("aa:bb:cc:dd:ee:ff")}})
self.assertEqual(len(b), 25)
nt, size = eid.unpack(b)
- self.assertEqual(str(nt.address.mac), 'aa:bb:cc:dd:ee:ff')
+ self.assertEqual(str(nt.address.mac), "aa:bb:cc:dd:ee:ff")
self.assertIsNone(nt.address.prefix)
class TestVppSerializerLogging(unittest.TestCase):
-
def test_logger(self):
# test logger name 'vpp_papi.serializer'
with self.assertRaises(VPPSerializerValueError) as ctx:
- with self.assertLogs('vpp_papi.serializer', level='DEBUG') as cm:
- u = VPPUnionType('vl_api_eid_address_t',
- [["vl_api_prefix_t", "prefix"],
- ["vl_api_mac_address_t", "mac"],
- ["vl_api_nsh_t", "nsh"]])
- self.assertEqual(cm.output, ["DEBUG:vpp_papi.serializer:Unknown union type vl_api_prefix_t"])
+ with self.assertLogs("vpp_papi.serializer", level="DEBUG") as cm:
+ u = VPPUnionType(
+ "vl_api_eid_address_t",
+ [
+ ["vl_api_prefix_t", "prefix"],
+ ["vl_api_mac_address_t", "mac"],
+ ["vl_api_nsh_t", "nsh"],
+ ],
+ )
+ self.assertEqual(
+ cm.output, ["DEBUG:vpp_papi.serializer:Unknown union type vl_api_prefix_t"]
+ )
# test parent logger name 'vpp_papi'
with self.assertRaises(VPPSerializerValueError) as ctx:
- with self.assertLogs('vpp_papi', level='DEBUG') as cm:
- u = VPPUnionType('vl_api_eid_address_t',
- [["vl_api_prefix_t", "prefix"],
- ["vl_api_mac_address_t", "mac"],
- ["vl_api_nsh_t", "nsh"]])
- self.assertEqual(cm.output, ["DEBUG:vpp_papi.serializer:Unknown union type vl_api_prefix_t"])
-
-
-if __name__ == '__main__':
+ with self.assertLogs("vpp_papi", level="DEBUG") as cm:
+ u = VPPUnionType(
+ "vl_api_eid_address_t",
+ [
+ ["vl_api_prefix_t", "prefix"],
+ ["vl_api_mac_address_t", "mac"],
+ ["vl_api_nsh_t", "nsh"],
+ ],
+ )
+ self.assertEqual(
+ cm.output, ["DEBUG:vpp_papi.serializer:Unknown union type vl_api_prefix_t"]
+ )
+
+
+if __name__ == "__main__":
unittest.main()
diff --git a/src/vpp-api/python/vpp_papi/vpp_format.py b/src/vpp-api/python/vpp_papi/vpp_format.py
index 0b85eb4fcb6..f80a781c753 100644
--- a/src/vpp-api/python/vpp_papi/vpp_format.py
+++ b/src/vpp-api/python/vpp_papi/vpp_format.py
@@ -25,8 +25,8 @@ ADDRESS_IP6 = 1
def verify_enum_hint(e):
- return (e.ADDRESS_IP4.value == ADDRESS_IP4) and\
- (e.ADDRESS_IP6.value == ADDRESS_IP6)
+ return (e.ADDRESS_IP4.value == ADDRESS_IP4) and (e.ADDRESS_IP6.value == ADDRESS_IP6)
+
#
# Type conversion for input arguments and return values
@@ -35,146 +35,128 @@ def verify_enum_hint(e):
def format_vl_api_address_t(args):
try:
- return {'un': {'ip6': inet_pton(AF_INET6, args)},
- 'af': ADDRESS_IP6}
+ return {"un": {"ip6": inet_pton(AF_INET6, args)}, "af": ADDRESS_IP6}
# PY2: raises socket.error
# PY3: raises OSError
except (socket.error, OSError):
- return {'un': {'ip4': inet_pton(AF_INET, args)},
- 'af': ADDRESS_IP4}
+ return {"un": {"ip4": inet_pton(AF_INET, args)}, "af": ADDRESS_IP4}
def format_vl_api_prefix_t(args):
if isinstance(args, (ipaddress.IPv4Network, ipaddress.IPv6Network)):
- return {'address': format_vl_api_address_t(
- str(args.network_address)),
- 'len': int(args.prefixlen)}
- p, length = args.split('/')
- return {'address': format_vl_api_address_t(p),
- 'len': int(length)}
+ return {
+ "address": format_vl_api_address_t(str(args.network_address)),
+ "len": int(args.prefixlen),
+ }
+ p, length = args.split("/")
+ return {"address": format_vl_api_address_t(p), "len": int(length)}
def format_vl_api_address_with_prefix_t(args):
if isinstance(args, (ipaddress.IPv4Interface, ipaddress.IPv6Interface)):
- return {'address': format_vl_api_address_t(
- str(args.network_address)),
- 'len': int(args.prefixlen)}
- p, length = args.split('/')
- return {'address': format_vl_api_address_t(p),
- 'len': int(length)}
+ return {
+ "address": format_vl_api_address_t(str(args.network_address)),
+ "len": int(args.prefixlen),
+ }
+ p, length = args.split("/")
+ return {"address": format_vl_api_address_t(p), "len": int(length)}
def format_vl_api_ip6_prefix_t(args):
if isinstance(args, ipaddress.IPv6Network):
- return {'address': args.network_address.packed,
- 'len': int(args.prefixlen)}
- p, length = args.split('/')
- return {'address': inet_pton(AF_INET6, p),
- 'len': int(length)}
+ return {"address": args.network_address.packed, "len": int(args.prefixlen)}
+ p, length = args.split("/")
+ return {"address": inet_pton(AF_INET6, p), "len": int(length)}
def format_vl_api_ip6_address_with_prefix_t(args):
if isinstance(args, ipaddress.IPv6Interface):
- return {'address': args.network_address.packed,
- 'len': int(args.prefixlen)}
- p, length = args.split('/')
- return {'address': inet_pton(AF_INET6, p),
- 'len': int(length)}
+ return {"address": args.network_address.packed, "len": int(args.prefixlen)}
+ p, length = args.split("/")
+ return {"address": inet_pton(AF_INET6, p), "len": int(length)}
def format_vl_api_ip4_prefix_t(args):
if isinstance(args, ipaddress.IPv4Network):
- return {'address': args.network_address.packed,
- 'len': int(args.prefixlen)}
- p, length = args.split('/')
- return {'address': inet_pton(AF_INET, p),
- 'len': int(length)}
+ return {"address": args.network_address.packed, "len": int(args.prefixlen)}
+ p, length = args.split("/")
+ return {"address": inet_pton(AF_INET, p), "len": int(length)}
def format_vl_api_ip4_address_with_prefix_t(args):
if isinstance(args, ipaddress.IPv4Interface):
- return {'address': args.network_address.packed,
- 'len': int(args.prefixlen)}
- p, length = args.split('/')
- return {'address': inet_pton(AF_INET, p),
- 'len': int(length)}
+ return {"address": args.network_address.packed, "len": int(args.prefixlen)}
+ p, length = args.split("/")
+ return {"address": inet_pton(AF_INET, p), "len": int(length)}
conversion_table = {
- 'vl_api_ip6_address_t':
- {
- 'IPv6Address': lambda o: o.packed,
- 'str': lambda s: inet_pton(AF_INET6, s)
+ "vl_api_ip6_address_t": {
+ "IPv6Address": lambda o: o.packed,
+ "str": lambda s: inet_pton(AF_INET6, s),
+ },
+ "vl_api_ip4_address_t": {
+ "IPv4Address": lambda o: o.packed,
+ "str": lambda s: inet_pton(AF_INET, s),
},
- 'vl_api_ip4_address_t':
- {
- 'IPv4Address': lambda o: o.packed,
- 'str': lambda s: inet_pton(AF_INET, s)
+ "vl_api_ip6_prefix_t": {
+ "IPv6Network": lambda o: {
+ "address": o.network_address.packed,
+ "len": o.prefixlen,
+ },
+ "str": lambda s: format_vl_api_ip6_prefix_t(s),
},
- 'vl_api_ip6_prefix_t':
- {
- 'IPv6Network': lambda o: {'address': o.network_address.packed,
- 'len': o.prefixlen},
- 'str': lambda s: format_vl_api_ip6_prefix_t(s)
+ "vl_api_ip4_prefix_t": {
+ "IPv4Network": lambda o: {
+ "address": o.network_address.packed,
+ "len": o.prefixlen,
+ },
+ "str": lambda s: format_vl_api_ip4_prefix_t(s),
},
- 'vl_api_ip4_prefix_t':
- {
- 'IPv4Network': lambda o: {'address': o.network_address.packed,
- 'len': o.prefixlen},
- 'str': lambda s: format_vl_api_ip4_prefix_t(s)
+ "vl_api_address_t": {
+ "IPv4Address": lambda o: {"af": ADDRESS_IP4, "un": {"ip4": o.packed}},
+ "IPv6Address": lambda o: {"af": ADDRESS_IP6, "un": {"ip6": o.packed}},
+ "str": lambda s: format_vl_api_address_t(s),
},
- 'vl_api_address_t':
- {
- 'IPv4Address': lambda o: {'af': ADDRESS_IP4, 'un': {'ip4': o.packed}},
- 'IPv6Address': lambda o: {'af': ADDRESS_IP6, 'un': {'ip6': o.packed}},
- 'str': lambda s: format_vl_api_address_t(s)
+ "vl_api_prefix_t": {
+ "IPv4Network": lambda o: {
+ "address": {"af": ADDRESS_IP4, "un": {"ip4": o.network_address.packed}},
+ "len": o.prefixlen,
+ },
+ "IPv6Network": lambda o: {
+ "address": {"af": ADDRESS_IP6, "un": {"ip6": o.network_address.packed}},
+ "len": o.prefixlen,
+ },
+ "str": lambda s: format_vl_api_prefix_t(s),
},
- 'vl_api_prefix_t':
- {
- 'IPv4Network': lambda o: {'address':
- {'af': ADDRESS_IP4, 'un':
- {'ip4': o.network_address.packed}},
- 'len': o.prefixlen},
- 'IPv6Network': lambda o: {'address':
- {'af': ADDRESS_IP6, 'un':
- {'ip6': o.network_address.packed}},
- 'len': o.prefixlen},
- 'str': lambda s: format_vl_api_prefix_t(s)
+ "vl_api_address_with_prefix_t": {
+ "IPv4Interface": lambda o: {
+ "address": {"af": ADDRESS_IP4, "un": {"ip4": o.packed}},
+ "len": o.network.prefixlen,
+ },
+ "IPv6Interface": lambda o: {
+ "address": {"af": ADDRESS_IP6, "un": {"ip6": o.packed}},
+ "len": o.network.prefixlen,
+ },
+ "str": lambda s: format_vl_api_address_with_prefix_t(s),
},
- 'vl_api_address_with_prefix_t':
- {
- 'IPv4Interface': lambda o: {'address':
- {'af': ADDRESS_IP4, 'un':
- {'ip4': o.packed}},
- 'len': o.network.prefixlen},
- 'IPv6Interface': lambda o: {'address':
- {'af': ADDRESS_IP6, 'un':
- {'ip6': o.packed}},
- 'len': o.network.prefixlen},
- 'str': lambda s: format_vl_api_address_with_prefix_t(s)
+ "vl_api_ip4_address_with_prefix_t": {
+ "IPv4Interface": lambda o: {"address": o.packed, "len": o.network.prefixlen},
+ "str": lambda s: format_vl_api_ip4_address_with_prefix_t(s),
},
- 'vl_api_ip4_address_with_prefix_t':
- {
- 'IPv4Interface': lambda o: {'address': o.packed,
- 'len': o.network.prefixlen},
- 'str': lambda s: format_vl_api_ip4_address_with_prefix_t(s)
+ "vl_api_ip6_address_with_prefix_t": {
+ "IPv6Interface": lambda o: {"address": o.packed, "len": o.network.prefixlen},
+ "str": lambda s: format_vl_api_ip6_address_with_prefix_t(s),
},
- 'vl_api_ip6_address_with_prefix_t':
- {
- 'IPv6Interface': lambda o: {'address': o.packed,
- 'len': o.network.prefixlen},
- 'str': lambda s: format_vl_api_ip6_address_with_prefix_t(s)
+ "vl_api_mac_address_t": {
+ "MACAddress": lambda o: o.packed,
+ "str": lambda s: macaddress.mac_pton(s),
},
- 'vl_api_mac_address_t':
- {
- 'MACAddress': lambda o: o.packed,
- 'str': lambda s: macaddress.mac_pton(s)
+ "vl_api_timestamp_t": {
+ "datetime.datetime": lambda o: (
+ o - datetime.datetime(1970, 1, 1)
+ ).total_seconds()
},
- 'vl_api_timestamp_t':
- {
- 'datetime.datetime': lambda o:
- (o - datetime.datetime(1970, 1, 1)).total_seconds()
- }
}
@@ -197,7 +179,7 @@ def unformat_api_prefix_t(o):
return ipaddress.IPv4Network((o.address, o.len), False)
if isinstance(o.address, ipaddress.IPv6Address):
return ipaddress.IPv6Network((o.address, o.len), False)
- raise ValueError('Unknown instance {}', format(o))
+ raise ValueError("Unknown instance {}", format(o))
def unformat_api_address_with_prefix_t(o):
@@ -217,16 +199,20 @@ def unformat_api_ip6_address_with_prefix_t(o):
conversion_unpacker_table = {
- 'vl_api_ip6_address_t': lambda o: ipaddress.IPv6Address(o),
- 'vl_api_ip6_prefix_t': lambda o: ipaddress.IPv6Network((o.address, o.len)),
- 'vl_api_ip4_address_t': lambda o: ipaddress.IPv4Address(o),
- 'vl_api_ip4_prefix_t': lambda o: ipaddress.IPv4Network((o.address, o.len)),
- 'vl_api_address_t': lambda o: unformat_api_address_t(o),
- 'vl_api_prefix_t': lambda o: unformat_api_prefix_t(o),
- 'vl_api_address_with_prefix_t': lambda o: unformat_api_address_with_prefix_t(o),
- 'vl_api_ip4_address_with_prefix_t': lambda o: unformat_api_ip4_address_with_prefix_t(o),
- 'vl_api_ip6_address_with_prefix_t': lambda o: unformat_api_ip6_address_with_prefix_t(o),
- 'vl_api_mac_address_t': lambda o: macaddress.MACAddress(o),
- 'vl_api_timestamp_t': lambda o: datetime.datetime.fromtimestamp(o),
- 'vl_api_timedelta_t': lambda o: datetime.timedelta(seconds=o),
+ "vl_api_ip6_address_t": lambda o: ipaddress.IPv6Address(o),
+ "vl_api_ip6_prefix_t": lambda o: ipaddress.IPv6Network((o.address, o.len)),
+ "vl_api_ip4_address_t": lambda o: ipaddress.IPv4Address(o),
+ "vl_api_ip4_prefix_t": lambda o: ipaddress.IPv4Network((o.address, o.len)),
+ "vl_api_address_t": lambda o: unformat_api_address_t(o),
+ "vl_api_prefix_t": lambda o: unformat_api_prefix_t(o),
+ "vl_api_address_with_prefix_t": lambda o: unformat_api_address_with_prefix_t(o),
+ "vl_api_ip4_address_with_prefix_t": lambda o: unformat_api_ip4_address_with_prefix_t(
+ o
+ ),
+ "vl_api_ip6_address_with_prefix_t": lambda o: unformat_api_ip6_address_with_prefix_t(
+ o
+ ),
+ "vl_api_mac_address_t": lambda o: macaddress.MACAddress(o),
+ "vl_api_timestamp_t": lambda o: datetime.datetime.fromtimestamp(o),
+ "vl_api_timedelta_t": lambda o: datetime.timedelta(seconds=o),
}
diff --git a/src/vpp-api/python/vpp_papi/vpp_papi.py b/src/vpp-api/python/vpp_papi/vpp_papi.py
index 3465f503e9e..1e5d23e59b7 100644
--- a/src/vpp-api/python/vpp_papi/vpp_papi.py
+++ b/src/vpp-api/python/vpp_papi/vpp_papi.py
@@ -30,13 +30,14 @@ import fnmatch
import weakref
import atexit
import time
-from . vpp_format import verify_enum_hint
-from . vpp_serializer import VPPType, VPPEnumType, VPPEnumFlagType, VPPUnionType
-from . vpp_serializer import VPPMessage, vpp_get_type, VPPTypeAlias
+from .vpp_format import verify_enum_hint
+from .vpp_serializer import VPPType, VPPEnumType, VPPEnumFlagType, VPPUnionType
+from .vpp_serializer import VPPMessage, vpp_get_type, VPPTypeAlias
try:
import VppTransport
except ModuleNotFoundError:
+
class V:
"""placeholder for VppTransport as the implementation is dependent on
VPPAPIClient's initialization values
@@ -44,15 +45,22 @@ except ModuleNotFoundError:
VppTransport = V
-from . vpp_transport_socket import VppTransport
+from .vpp_transport_socket import VppTransport
-logger = logging.getLogger('vpp_papi')
+logger = logging.getLogger("vpp_papi")
logger.addHandler(logging.NullHandler())
-__all__ = ('FuncWrapper', 'VppApiDynamicMethodHolder',
- 'VppEnum', 'VppEnumType', 'VppEnumFlag',
- 'VPPIOError', 'VPPRuntimeError', 'VPPValueError',
- 'VPPApiClient', )
+__all__ = (
+ "FuncWrapper",
+ "VppApiDynamicMethodHolder",
+ "VppEnum",
+ "VppEnumType",
+ "VppEnumFlag",
+ "VPPIOError",
+ "VPPRuntimeError",
+ "VPPValueError",
+ "VPPApiClient",
+)
def metaclass(metaclass):
@@ -83,7 +91,7 @@ def vpp_atexit(vpp_weakref):
"""Clean up VPP connection on shutdown."""
vpp_instance = vpp_weakref()
if vpp_instance and vpp_instance.transport.connected:
- logger.debug('Cleaning up VPP on exit')
+ logger.debug("Cleaning up VPP on exit")
vpp_instance.disconnect()
@@ -98,9 +106,9 @@ def add_convenience_methods():
def _vapi_af_name(self):
if 6 == self._version:
- return 'ip6'
+ return "ip6"
if 4 == self._version:
- return 'ip4'
+ return "ip4"
raise ValueError("Invalid _version.")
ipaddress._IPAddressBase.vapi_af = property(_vapi_af)
@@ -121,7 +129,7 @@ class FuncWrapper:
return self._func(**kwargs)
def __repr__(self):
- return '<FuncWrapper(func=<%s(%s)>)>' % (self.__name__, self.__doc__)
+ return "<FuncWrapper(func=<%s(%s)>)>" % (self.__name__, self.__doc__)
class VPPApiError(Exception):
@@ -161,7 +169,8 @@ class VPPApiJSONFiles:
# perhaps we're in the 'src/scripts' or 'src/vpp-api/python' dir;
# in which case, plot a course to likely places in the src tree
import __main__ as main
- if hasattr(main, '__file__'):
+
+ if hasattr(main, "__file__"):
# get the path of the calling script
localdir = os.path.dirname(os.path.realpath(main.__file__))
else:
@@ -171,7 +180,7 @@ class VPPApiJSONFiles:
def dmatch(dir):
"""Match dir against right-hand components of the script dir"""
- d = dir.split('/') # param 'dir' assumes a / separator
+ d = dir.split("/") # param 'dir' assumes a / separator
length = len(d)
return len(localdir_s) > length and localdir_s[-length:] == d
@@ -180,43 +189,45 @@ class VPPApiJSONFiles:
'variant' (typically '' or '_debug')"""
# Since 'core' and 'plugin' files are staged
# in separate directories, we target the parent dir.
- return os.path.sep.join((
- srcdir,
- 'build-root',
- 'install-vpp%s-native' % variant,
- 'vpp',
- 'share',
- 'vpp',
- 'api',
- ))
+ return os.path.sep.join(
+ (
+ srcdir,
+ "build-root",
+ "install-vpp%s-native" % variant,
+ "vpp",
+ "share",
+ "vpp",
+ "api",
+ )
+ )
srcdir = None
- if dmatch('src/scripts'):
+ if dmatch("src/scripts"):
srcdir = os.path.sep.join(localdir_s[:-2])
- elif dmatch('src/vpp-api/python'):
+ elif dmatch("src/vpp-api/python"):
srcdir = os.path.sep.join(localdir_s[:-3])
- elif dmatch('test'):
+ elif dmatch("test"):
# we're apparently running tests
srcdir = os.path.sep.join(localdir_s[:-1])
if srcdir:
# we're in the source tree, try both the debug and release
# variants.
- dirs.append(sdir(srcdir, '_debug'))
- dirs.append(sdir(srcdir, ''))
+ dirs.append(sdir(srcdir, "_debug"))
+ dirs.append(sdir(srcdir, ""))
# Test for staged copies of the scripts
# For these, since we explicitly know if we're running a debug versus
# release variant, target only the relevant directory
- if dmatch('build-root/install-vpp_debug-native/vpp/bin'):
+ if dmatch("build-root/install-vpp_debug-native/vpp/bin"):
srcdir = os.path.sep.join(localdir_s[:-4])
- dirs.append(sdir(srcdir, '_debug'))
- if dmatch('build-root/install-vpp-native/vpp/bin'):
+ dirs.append(sdir(srcdir, "_debug"))
+ if dmatch("build-root/install-vpp-native/vpp/bin"):
srcdir = os.path.sep.join(localdir_s[:-4])
- dirs.append(sdir(srcdir, ''))
+ dirs.append(sdir(srcdir, ""))
# finally, try the location system packages typically install into
- dirs.append(os.path.sep.join(('', 'usr', 'share', 'vpp', 'api')))
+ dirs.append(os.path.sep.join(("", "usr", "share", "vpp", "api")))
# check the directories for existence; first one wins
for dir in dirs:
@@ -226,7 +237,7 @@ class VPPApiJSONFiles:
return None
@classmethod
- def find_api_files(cls, api_dir=None, patterns='*'): # -> list
+ def find_api_files(cls, api_dir=None, patterns="*"): # -> list
"""Find API definition files from the given directory tree with the
given pattern. If no directory is given then find_api_dir() is used
to locate one. If no pattern is given then all definition files found
@@ -252,9 +263,9 @@ class VPPApiJSONFiles:
raise VPPApiError("api_dir cannot be located")
if isinstance(patterns, list) or isinstance(patterns, tuple):
- patterns = [p.strip() + '.api.json' for p in patterns]
+ patterns = [p.strip() + ".api.json" for p in patterns]
else:
- patterns = [p.strip() + '.api.json' for p in patterns.split(",")]
+ patterns = [p.strip() + ".api.json" for p in patterns.split(",")]
api_files = []
for root, dirnames, files in os.walk(api_dir):
@@ -281,39 +292,39 @@ class VPPApiJSONFiles:
services = {}
messages = {}
try:
- for t in api['enums']:
- t[0] = 'vl_api_' + t[0] + '_t'
- types[t[0]] = {'type': 'enum', 'data': t}
+ for t in api["enums"]:
+ t[0] = "vl_api_" + t[0] + "_t"
+ types[t[0]] = {"type": "enum", "data": t}
except KeyError:
pass
try:
- for t in api['enumflags']:
- t[0] = 'vl_api_' + t[0] + '_t'
- types[t[0]] = {'type': 'enum', 'data': t}
+ for t in api["enumflags"]:
+ t[0] = "vl_api_" + t[0] + "_t"
+ types[t[0]] = {"type": "enum", "data": t}
except KeyError:
pass
try:
- for t in api['unions']:
- t[0] = 'vl_api_' + t[0] + '_t'
- types[t[0]] = {'type': 'union', 'data': t}
+ for t in api["unions"]:
+ t[0] = "vl_api_" + t[0] + "_t"
+ types[t[0]] = {"type": "union", "data": t}
except KeyError:
pass
try:
- for t in api['types']:
- t[0] = 'vl_api_' + t[0] + '_t'
- types[t[0]] = {'type': 'type', 'data': t}
+ for t in api["types"]:
+ t[0] = "vl_api_" + t[0] + "_t"
+ types[t[0]] = {"type": "type", "data": t}
except KeyError:
pass
try:
- for t, v in api['aliases'].items():
- types['vl_api_' + t + '_t'] = {'type': 'alias', 'data': v}
+ for t, v in api["aliases"].items():
+ types["vl_api_" + t + "_t"] = {"type": "alias", "data": v}
except KeyError:
pass
try:
- services.update(api['services'])
+ services.update(api["services"])
except KeyError:
pass
@@ -321,30 +332,30 @@ class VPPApiJSONFiles:
while True:
unresolved = {}
for k, v in types.items():
- t = v['data']
+ t = v["data"]
if not vpp_get_type(k):
- if v['type'] == 'enum':
+ if v["type"] == "enum":
try:
VPPEnumType(t[0], t[1:])
except ValueError:
unresolved[k] = v
if not vpp_get_type(k):
- if v['type'] == 'enumflag':
+ if v["type"] == "enumflag":
try:
VPPEnumFlagType(t[0], t[1:])
except ValueError:
unresolved[k] = v
- elif v['type'] == 'union':
+ elif v["type"] == "union":
try:
VPPUnionType(t[0], t[1:])
except ValueError:
unresolved[k] = v
- elif v['type'] == 'type':
+ elif v["type"] == "type":
try:
VPPType(t[0], t[1:])
except ValueError:
unresolved[k] = v
- elif v['type'] == 'alias':
+ elif v["type"] == "alias":
try:
VPPTypeAlias(k, t)
except ValueError:
@@ -352,17 +363,16 @@ class VPPApiJSONFiles:
if len(unresolved) == 0:
break
if i > 3:
- raise VPPValueError('Unresolved type definitions {}'
- .format(unresolved))
+ raise VPPValueError("Unresolved type definitions {}".format(unresolved))
types = unresolved
i += 1
try:
- for m in api['messages']:
+ for m in api["messages"]:
try:
messages[m[0]] = VPPMessage(m[0], m[1:])
except VPPNotImplementedError:
### OLE FIXME
- logger.error('Not implemented error for {}'.format(m[0]))
+ logger.error("Not implemented error for {}".format(m[0]))
except KeyError:
pass
return messages, services
@@ -380,6 +390,7 @@ class VPPApiClient:
provides a means to register a callback function to receive
these messages in a background thread.
"""
+
apidir = None
VPPApiError = VPPApiError
VPPRuntimeError = VPPRuntimeError
@@ -387,11 +398,18 @@ class VPPApiClient:
VPPNotImplementedError = VPPNotImplementedError
VPPIOError = VPPIOError
-
- def __init__(self, *, apifiles=None, testmode=False, async_thread=True,
- logger=None, loglevel=None,
- read_timeout=5, use_socket=True,
- server_address='/run/vpp/api.sock'):
+ def __init__(
+ self,
+ *,
+ apifiles=None,
+ testmode=False,
+ async_thread=True,
+ logger=None,
+ loglevel=None,
+ read_timeout=5,
+ use_socket=True,
+ server_address="/run/vpp/api.sock",
+ ):
"""Create a VPP API object.
apifiles is a list of files containing API
@@ -406,7 +424,8 @@ class VPPApiClient:
"""
if logger is None:
logger = logging.getLogger(
- "{}.{}".format(__name__, self.__class__.__name__))
+ "{}.{}".format(__name__, self.__class__.__name__)
+ )
if loglevel is not None:
logger.setLevel(loglevel)
self.logger = logger
@@ -415,8 +434,7 @@ class VPPApiClient:
self.services = {}
self.id_names = []
self.id_msgdef = []
- self.header = VPPType('header', [['u16', 'msgid'],
- ['u32', 'client_index']])
+ self.header = VPPType("header", [["u16", "msgid"], ["u32", "client_index"]])
self.apifiles = []
self.event_callback = None
self.message_queue = queue.Queue()
@@ -449,13 +467,13 @@ class VPPApiClient:
# Basic sanity check
if len(self.messages) == 0 and not testmode:
- raise VPPValueError(1, 'Missing JSON message definitions')
- if not(verify_enum_hint(VppEnum.vl_api_address_family_t)):
- raise VPPRuntimeError("Invalid address family hints. "
- "Cannot continue.")
+ raise VPPValueError(1, "Missing JSON message definitions")
+ if not (verify_enum_hint(VppEnum.vl_api_address_family_t)):
+ raise VPPRuntimeError("Invalid address family hints. " "Cannot continue.")
- self.transport = VppTransport(self, read_timeout=read_timeout,
- server_address=server_address)
+ self.transport = VppTransport(
+ self, read_timeout=read_timeout, server_address=server_address
+ )
# Make sure we allow VPP to clean up the message rings.
atexit.register(vpp_atexit, weakref.ref(self))
@@ -466,6 +484,7 @@ class VPPApiClient:
class ContextId:
"""Multiprocessing-safe provider of unique context IDs."""
+
def __init__(self):
self.context = mp.Value(ctypes.c_uint, 0)
self.lock = mp.Lock()
@@ -475,6 +494,7 @@ class VPPApiClient:
with self.lock:
self.context.value += 1
return self.context.value
+
get_context = ContextId()
def get_type(self, name):
@@ -487,17 +507,20 @@ class VPPApiClient:
return self._api
def make_function(self, msg, i, multipart, do_async):
- if (do_async):
+ if do_async:
+
def f(**kwargs):
return self._call_vpp_async(i, msg, **kwargs)
+
else:
+
def f(**kwargs):
return self._call_vpp(i, msg, multipart, **kwargs)
f.__name__ = str(msg.name)
- f.__doc__ = ", ".join(["%s %s" %
- (msg.fieldtypes[j], k)
- for j, k in enumerate(msg.fields)])
+ f.__doc__ = ", ".join(
+ ["%s %s" % (msg.fieldtypes[j], k) for j, k in enumerate(msg.fields)]
+ )
f.msg = msg
return f
@@ -507,7 +530,7 @@ class VPPApiClient:
self.id_msgdef = [None] * (self.vpp_dictionary_maxid + 1)
self._api = VppApiDynamicMethodHolder()
for name, msg in self.messages.items():
- n = name + '_' + msg.crc[2:]
+ n = name + "_" + msg.crc[2:]
i = self.transport.get_msg_index(n)
if i > 0:
self.id_msgdef[i] = msg
@@ -518,28 +541,25 @@ class VPPApiClient:
f = self.make_function(msg, i, self.services[name], do_async)
setattr(self._api, name, FuncWrapper(f))
else:
- self.logger.debug(
- 'No such message type or failed CRC checksum: %s', n)
+ self.logger.debug("No such message type or failed CRC checksum: %s", n)
- def connect_internal(self, name, msg_handler, chroot_prefix, rx_qlen,
- do_async):
- pfx = chroot_prefix.encode('utf-8') if chroot_prefix else None
+ def connect_internal(self, name, msg_handler, chroot_prefix, rx_qlen, do_async):
+ pfx = chroot_prefix.encode("utf-8") if chroot_prefix else None
- rv = self.transport.connect(name, pfx,
- msg_handler, rx_qlen)
+ rv = self.transport.connect(name, pfx, msg_handler, rx_qlen)
if rv != 0:
- raise VPPIOError(2, 'Connect failed')
+ raise VPPIOError(2, "Connect failed")
self.vpp_dictionary_maxid = self.transport.msg_table_max_index()
self._register_functions(do_async=do_async)
# Initialise control ping
- crc = self.messages['control_ping'].crc
+ crc = self.messages["control_ping"].crc
self.control_ping_index = self.transport.get_msg_index(
- ('control_ping' + '_' + crc[2:]))
- self.control_ping_msgdef = self.messages['control_ping']
+ ("control_ping" + "_" + crc[2:])
+ )
+ self.control_ping_msgdef = self.messages["control_ping"]
if self.async_thread:
- self.event_thread = threading.Thread(
- target=self.thread_msg_handler)
+ self.event_thread = threading.Thread(target=self.thread_msg_handler)
self.event_thread.daemon = True
self.event_thread.start()
else:
@@ -556,8 +576,9 @@ class VPPApiClient:
client and server.
"""
msg_handler = self.transport.get_callback(do_async)
- return self.connect_internal(name, msg_handler, chroot_prefix, rx_qlen,
- do_async)
+ return self.connect_internal(
+ name, msg_handler, chroot_prefix, rx_qlen, do_async
+ )
def connect_sync(self, name, chroot_prefix=None, rx_qlen=32):
"""Attach to VPP in synchronous mode. Application must poll for events.
@@ -568,8 +589,7 @@ class VPPApiClient:
client and server.
"""
- return self.connect_internal(name, None, chroot_prefix, rx_qlen,
- do_async=False)
+ return self.connect_internal(name, None, chroot_prefix, rx_qlen, do_async=False)
def disconnect(self):
"""Detach from VPP."""
@@ -590,42 +610,43 @@ class VPPApiClient:
# If we have a context, then use the context to find any
# request waiting for a reply
context = 0
- if hasattr(r, 'context') and r.context > 0:
+ if hasattr(r, "context") and r.context > 0:
context = r.context
if context == 0:
# No context -> async notification that we feed to the callback
self.message_queue.put_nowait(r)
else:
- raise VPPIOError(2, 'RPC reply message received in event handler')
+ raise VPPIOError(2, "RPC reply message received in event handler")
def has_context(self, msg):
if len(msg) < 10:
return False
- header = VPPType('header_with_context', [['u16', 'msgid'],
- ['u32', 'client_index'],
- ['u32', 'context']])
+ header = VPPType(
+ "header_with_context",
+ [["u16", "msgid"], ["u32", "client_index"], ["u32", "context"]],
+ )
(i, ci, context), size = header.unpack(msg, 0)
- if self.id_names[i] == 'rx_thread_exit':
+ if self.id_names[i] == "rx_thread_exit":
return
#
# Decode message and returns a tuple.
#
msgobj = self.id_msgdef[i]
- if 'context' in msgobj.field_by_name and context >= 0:
+ if "context" in msgobj.field_by_name and context >= 0:
return True
return False
def decode_incoming_msg(self, msg, no_type_conversion=False):
if not msg:
- logger.warning('vpp_api.read failed')
+ logger.warning("vpp_api.read failed")
return
(i, ci), size = self.header.unpack(msg, 0)
- if self.id_names[i] == 'rx_thread_exit':
+ if self.id_names[i] == "rx_thread_exit":
return
#
@@ -633,7 +654,7 @@ class VPPApiClient:
#
msgobj = self.id_msgdef[i]
if not msgobj:
- raise VPPIOError(2, 'Reply message undefined')
+ raise VPPIOError(2, "Reply message undefined")
r, size = msgobj.unpack(msg, ntc=no_type_conversion)
return r
@@ -654,41 +675,39 @@ class VPPApiClient:
def _control_ping(self, context):
"""Send a ping command."""
- self._call_vpp_async(self.control_ping_index,
- self.control_ping_msgdef,
- context=context)
+ self._call_vpp_async(
+ self.control_ping_index, self.control_ping_msgdef, context=context
+ )
def validate_args(self, msg, kwargs):
d = set(kwargs.keys()) - set(msg.field_by_name.keys())
if d:
- raise VPPValueError('Invalid argument {} to {}'
- .format(list(d), msg.name))
+ raise VPPValueError("Invalid argument {} to {}".format(list(d), msg.name))
def _add_stat(self, name, ms):
if not name in self.stats:
- self.stats[name] = {'max': ms, 'count': 1, 'avg': ms}
+ self.stats[name] = {"max": ms, "count": 1, "avg": ms}
else:
- if ms > self.stats[name]['max']:
- self.stats[name]['max'] = ms
- self.stats[name]['count'] += 1
- n = self.stats[name]['count']
- self.stats[name]['avg'] = self.stats[name]['avg'] * (n - 1) / n + ms / n
+ if ms > self.stats[name]["max"]:
+ self.stats[name]["max"] = ms
+ self.stats[name]["count"] += 1
+ n = self.stats[name]["count"]
+ self.stats[name]["avg"] = self.stats[name]["avg"] * (n - 1) / n + ms / n
def get_stats(self):
- s = '\n=== API PAPI STATISTICS ===\n'
- s += '{:<30} {:>4} {:>6} {:>6}\n'.format('message', 'cnt', 'avg', 'max')
- for n in sorted(self.stats.items(), key=lambda v: v[1]['avg'], reverse=True):
- s += '{:<30} {:>4} {:>6.2f} {:>6.2f}\n'.format(n[0], n[1]['count'],
- n[1]['avg'], n[1]['max'])
+ s = "\n=== API PAPI STATISTICS ===\n"
+ s += "{:<30} {:>4} {:>6} {:>6}\n".format("message", "cnt", "avg", "max")
+ for n in sorted(self.stats.items(), key=lambda v: v[1]["avg"], reverse=True):
+ s += "{:<30} {:>4} {:>6.2f} {:>6.2f}\n".format(
+ n[0], n[1]["count"], n[1]["avg"], n[1]["max"]
+ )
return s
def get_field_options(self, msg, fld_name):
# when there is an option, the msgdef has 3 elements.
# ['u32', 'ring_size', {'default': 1024}]
for _def in self.messages[msg].msgdef:
- if isinstance(_def, list) and \
- len(_def) == 3 and \
- _def[1] == fld_name:
+ if isinstance(_def, list) and len(_def) == 3 and _def[1] == fld_name:
return _def[2]
def _call_vpp(self, i, msgdef, service, **kwargs):
@@ -707,25 +726,26 @@ class VPPApiClient:
no response within the timeout window.
"""
ts = time.time()
- if 'context' not in kwargs:
+ if "context" not in kwargs:
context = self.get_context()
- kwargs['context'] = context
+ kwargs["context"] = context
else:
- context = kwargs['context']
- kwargs['_vl_msg_id'] = i
+ context = kwargs["context"]
+ kwargs["_vl_msg_id"] = i
- no_type_conversion = kwargs.pop('_no_type_conversion', False)
- timeout = kwargs.pop('_timeout', None)
+ no_type_conversion = kwargs.pop("_no_type_conversion", False)
+ timeout = kwargs.pop("_timeout", None)
try:
if self.transport.socket_index:
- kwargs['client_index'] = self.transport.socket_index
+ kwargs["client_index"] = self.transport.socket_index
except AttributeError:
pass
self.validate_args(msgdef, kwargs)
- s = 'Calling {}({})'.format(msgdef.name,
- ','.join(['{!r}:{!r}'.format(k, v) for k, v in kwargs.items()]))
+ s = "Calling {}({})".format(
+ msgdef.name, ",".join(["{!r}:{!r}".format(k, v) for k, v in kwargs.items()])
+ )
self.logger.debug(s)
b = msgdef.pack(kwargs)
@@ -733,17 +753,17 @@ class VPPApiClient:
self.transport.write(b)
- msgreply = service['reply']
- stream = True if 'stream' in service else False
+ msgreply = service["reply"]
+ stream = True if "stream" in service else False
if stream:
- if 'stream_msg' in service:
+ if "stream_msg" in service:
# New service['reply'] = _reply and service['stream_message'] = _details
- stream_message = service['stream_msg']
- modern =True
+ stream_message = service["stream_msg"]
+ modern = True
else:
# Old service['reply'] = _details
stream_message = msgreply
- msgreply = 'control_ping_reply'
+ msgreply = "control_ping_reply"
modern = False
# Send a ping after the request - we use its response
# to detect that we have seen all results.
@@ -751,22 +771,22 @@ class VPPApiClient:
# Block until we get a reply.
rl = []
- while (True):
+ while True:
r = self.read_blocking(no_type_conversion, timeout)
if r is None:
- raise VPPIOError(2, 'VPP API client: read failed')
+ raise VPPIOError(2, "VPP API client: read failed")
msgname = type(r).__name__
if context not in r or r.context == 0 or context != r.context:
# Message being queued
self.message_queue.put_nowait(r)
continue
if msgname != msgreply and (stream and (msgname != stream_message)):
- print('REPLY MISMATCH', msgreply, msgname, stream_message, stream)
+ print("REPLY MISMATCH", msgreply, msgname, stream_message, stream)
if not stream:
rl = r
break
if msgname == msgreply:
- if modern: # Return both reply and list
+ if modern: # Return both reply and list
rl = r, rl
break
@@ -774,7 +794,7 @@ class VPPApiClient:
self.transport.resume()
- s = 'Return value: {!r}'.format(r)
+ s = "Return value: {!r}".format(r)
if len(s) > 80:
s = s[:80] + "..."
self.logger.debug(s)
@@ -795,17 +815,17 @@ class VPPApiClient:
The returned context will help with assigning which call
the reply belongs to.
"""
- if 'context' not in kwargs:
+ if "context" not in kwargs:
context = self.get_context()
- kwargs['context'] = context
+ kwargs["context"] = context
else:
- context = kwargs['context']
+ context = kwargs["context"]
try:
if self.transport.socket_index:
- kwargs['client_index'] = self.transport.socket_index
+ kwargs["client_index"] = self.transport.socket_index
except AttributeError:
- kwargs['client_index'] = 0
- kwargs['_vl_msg_id'] = i
+ kwargs["client_index"] = 0
+ kwargs["_vl_msg_id"] = i
b = msg.pack(kwargs)
self.transport.write(b)
@@ -891,26 +911,34 @@ class VPPApiClient:
"""Return VPPs API message table as name_crc dictionary,
filtered by message name list."""
- replies = [self.services[n]['reply'] for n in msglist]
+ replies = [self.services[n]["reply"] for n in msglist]
message_table_filtered = {}
for name in msglist + replies:
- for k,v in self.transport.message_table.items():
+ for k, v in self.transport.message_table.items():
if k.startswith(name):
message_table_filtered[k] = v
break
return message_table_filtered
def __repr__(self):
- return "<VPPApiClient apifiles=%s, testmode=%s, async_thread=%s, " \
- "logger=%s, read_timeout=%s, " \
- "server_address='%s'>" % (
- self._apifiles, self.testmode, self.async_thread,
- self.logger, self.read_timeout, self.server_address)
+ return (
+ "<VPPApiClient apifiles=%s, testmode=%s, async_thread=%s, "
+ "logger=%s, read_timeout=%s, "
+ "server_address='%s'>"
+ % (
+ self._apifiles,
+ self.testmode,
+ self.async_thread,
+ self.logger,
+ self.read_timeout,
+ self.server_address,
+ )
+ )
def details_iter(self, f, **kwargs):
cursor = 0
while True:
- kwargs['cursor'] = cursor
+ kwargs["cursor"] = cursor
rv, details = f(**kwargs)
for d in details:
yield d
diff --git a/src/vpp-api/python/vpp_papi/vpp_serializer.py b/src/vpp-api/python/vpp_papi/vpp_serializer.py
index 644aeac65c6..a99e16aa8f9 100644
--- a/src/vpp-api/python/vpp_papi/vpp_serializer.py
+++ b/src/vpp-api/python/vpp_papi/vpp_serializer.py
@@ -27,7 +27,7 @@ from . import vpp_format
# logger = logging.getLogger('vpp_serializer')
# logger.setLevel(logging.DEBUG)
#
-logger = logging.getLogger('vpp_papi.serializer')
+logger = logging.getLogger("vpp_papi.serializer")
def check(d):
@@ -46,8 +46,7 @@ def conversion_required(data, field_type):
def conversion_packer(data, field_type):
t = type(data).__name__
- return types[field_type].pack(vpp_format.
- conversion_table[field_type][t](data))
+ return types[field_type].pack(vpp_format.conversion_table[field_type][t](data))
def conversion_unpacker(data, field_type):
@@ -77,30 +76,33 @@ class Packer:
return c._get_packer_with_options(f_type, options)
except IndexError:
raise VPPSerializerValueError(
- "Options not supported for {}{} ({})".
- format(f_type, types[f_type].__class__,
- options))
+ "Options not supported for {}{} ({})".format(
+ f_type, types[f_type].__class__, options
+ )
+ )
class BaseTypes(Packer):
def __init__(self, type, elements=0, options=None):
self._type = type
self._elements = elements
- base_types = {'u8': '>B',
- 'i8': '>b',
- 'string': '>s',
- 'u16': '>H',
- 'i16': '>h',
- 'u32': '>I',
- 'i32': '>i',
- 'u64': '>Q',
- 'i64': '>q',
- 'f64': '=d',
- 'bool': '>?',
- 'header': '>HI'}
-
- if elements > 0 and (type == 'u8' or type == 'string'):
- self.packer = struct.Struct('>%ss' % elements)
+ base_types = {
+ "u8": ">B",
+ "i8": ">b",
+ "string": ">s",
+ "u16": ">H",
+ "i16": ">h",
+ "u32": ">I",
+ "i32": ">i",
+ "u64": ">Q",
+ "i64": ">q",
+ "f64": "=d",
+ "bool": ">?",
+ "header": ">HI",
+ }
+
+ if elements > 0 and (type == "u8" or type == "string"):
+ self.packer = struct.Struct(">%ss" % elements)
else:
self.packer = struct.Struct(base_types[type])
self.size = self.packer.size
@@ -108,8 +110,8 @@ class BaseTypes(Packer):
def pack(self, data, kwargs=None):
if data is None: # Default to zero if not specified
- if self.options and 'default' in self.options:
- data = self.options['default']
+ if self.options and "default" in self.options:
+ data = self.options["default"]
else:
data = 0
return self.packer.pack(data)
@@ -122,9 +124,11 @@ class BaseTypes(Packer):
return BaseTypes(f_type, options=options)
def __repr__(self):
- return "BaseTypes(type=%s, elements=%s, options=%s)" % (self._type,
- self._elements,
- self.options)
+ return "BaseTypes(type=%s, elements=%s, options=%s)" % (
+ self._type,
+ self._elements,
+ self.options,
+ )
class String(Packer):
@@ -132,13 +136,15 @@ class String(Packer):
self.name = name
self.num = num
self.size = 1
- self.length_field_packer = BaseTypes('u32')
- self.limit = options['limit'] if 'limit' in options else num
+ self.length_field_packer = BaseTypes("u32")
+ self.limit = options["limit"] if "limit" in options else num
self.fixed = True if num else False
if self.fixed and not self.limit:
raise VPPSerializerValueError(
- "Invalid combination for: {}, {} fixed:{} limit:{}".
- format(name, options, self.fixed, self.limit))
+ "Invalid combination for: {}, {} fixed:{} limit:{}".format(
+ name, options, self.fixed, self.limit
+ )
+ )
def pack(self, list, kwargs=None):
if not list:
@@ -147,34 +153,42 @@ class String(Packer):
return self.length_field_packer.pack(0) + b""
if self.limit and len(list) > self.limit - 1:
raise VPPSerializerValueError(
- "Invalid argument length for: {}, {} maximum {}".
- format(list, len(list), self.limit - 1))
+ "Invalid argument length for: {}, {} maximum {}".format(
+ list, len(list), self.limit - 1
+ )
+ )
if self.fixed:
- return list.encode('ascii').ljust(self.limit, b'\x00')
- return self.length_field_packer.pack(len(list)) + list.encode('ascii')
+ return list.encode("ascii").ljust(self.limit, b"\x00")
+ return self.length_field_packer.pack(len(list)) + list.encode("ascii")
def unpack(self, data, offset=0, result=None, ntc=False):
if self.fixed:
- p = BaseTypes('u8', self.num)
+ p = BaseTypes("u8", self.num)
s = p.unpack(data, offset)
- s2 = s[0].split(b'\0', 1)[0]
- return (s2.decode('ascii'), self.num)
+ s2 = s[0].split(b"\0", 1)[0]
+ return (s2.decode("ascii"), self.num)
- length, length_field_size = self.length_field_packer.unpack(data,
- offset)
+ length, length_field_size = self.length_field_packer.unpack(data, offset)
if length == 0:
- return '', 0
- p = BaseTypes('u8', length)
+ return "", 0
+ p = BaseTypes("u8", length)
x, size = p.unpack(data, offset + length_field_size)
- return (x.decode('ascii', errors='replace'), size + length_field_size)
-
-
-types = {'u8': BaseTypes('u8'), 'i8': BaseTypes('i8'),
- 'u16': BaseTypes('u16'), 'i16': BaseTypes('i16'),
- 'u32': BaseTypes('u32'), 'i32': BaseTypes('i32'),
- 'u64': BaseTypes('u64'), 'i64': BaseTypes('i64'),
- 'f64': BaseTypes('f64'),
- 'bool': BaseTypes('bool'), 'string': String}
+ return (x.decode("ascii", errors="replace"), size + length_field_size)
+
+
+types = {
+ "u8": BaseTypes("u8"),
+ "i8": BaseTypes("i8"),
+ "u16": BaseTypes("u16"),
+ "i16": BaseTypes("i16"),
+ "u32": BaseTypes("u32"),
+ "i32": BaseTypes("i32"),
+ "u64": BaseTypes("u64"),
+ "i64": BaseTypes("i64"),
+ "f64": BaseTypes("f64"),
+ "bool": BaseTypes("bool"),
+ "string": String,
+}
class_types = {}
@@ -202,32 +216,34 @@ class FixedList_u8(Packer):
"""Packs a fixed length bytestring. Left-pads with zeros
if input data is too short."""
if not data:
- return b'\x00' * self.size
+ return b"\x00" * self.size
if len(data) > self.num:
raise VPPSerializerValueError(
'Fixed list length error for "{}", got: {}'
- ' expected: {}'
- .format(self.name, len(data), self.num))
+ " expected: {}".format(self.name, len(data), self.num)
+ )
try:
return self.packer.pack(data)
except struct.error:
raise VPPSerializerValueError(
- 'Packing failed for "{}" {}'
- .format(self.name, kwargs))
+ 'Packing failed for "{}" {}'.format(self.name, kwargs)
+ )
def unpack(self, data, offset=0, result=None, ntc=False):
if len(data[offset:]) < self.num:
raise VPPSerializerValueError(
'Invalid array length for "{}" got {}'
- ' expected {}'
- .format(self.name, len(data[offset:]), self.num))
+ " expected {}".format(self.name, len(data[offset:]), self.num)
+ )
return self.packer.unpack(data, offset)
def __repr__(self):
return "FixedList_u8(name=%s, field_type=%s, num=%s)" % (
- self.name, self.field_type, self.num
+ self.name,
+ self.field_type,
+ self.num,
)
@@ -242,8 +258,10 @@ class FixedList(Packer):
def pack(self, list, kwargs):
if len(list) != self.num:
raise VPPSerializerValueError(
- 'Fixed list length error, got: {} expected: {}'
- .format(len(list), self.num))
+ "Fixed list length error, got: {} expected: {}".format(
+ len(list), self.num
+ )
+ )
b = bytes()
for e in list:
b += self.packer.pack(e)
@@ -262,7 +280,10 @@ class FixedList(Packer):
def __repr__(self):
return "FixedList(name=%s, field_type=%s, num=%s)" % (
- self.name, self.field_type, self.num)
+ self.name,
+ self.field_type,
+ self.num,
+ )
class VLAList(Packer):
@@ -279,13 +300,15 @@ class VLAList(Packer):
return b""
if len(lst) != kwargs[self.length_field]:
raise VPPSerializerValueError(
- 'Variable length error, got: {} expected: {}'
- .format(len(lst), kwargs[self.length_field]))
+ "Variable length error, got: {} expected: {}".format(
+ len(lst), kwargs[self.length_field]
+ )
+ )
# u8 array
if self.packer.size == 1:
if isinstance(lst, list):
- return b''.join(lst)
+ return b"".join(lst)
return bytes(lst)
b = bytes()
@@ -300,8 +323,8 @@ class VLAList(Packer):
# u8 array
if self.packer.size == 1:
if result[self.index] == 0:
- return b'', 0
- p = BaseTypes('u8', result[self.index])
+ return b"", 0
+ p = BaseTypes("u8", result[self.index])
return p.unpack(data, offset, ntc=ntc)
r = []
@@ -313,10 +336,12 @@ class VLAList(Packer):
return r, total
def __repr__(self):
- return "VLAList(name=%s, field_type=%s, " \
- "len_field_name=%s, index=%s)" % (
- self.name, self.field_type, self.length_field, self.index
- )
+ return "VLAList(name=%s, field_type=%s, " "len_field_name=%s, index=%s)" % (
+ self.name,
+ self.field_type,
+ self.length_field,
+ self.index,
+ )
class VLAList_legacy(Packer):
@@ -340,7 +365,8 @@ class VLAList_legacy(Packer):
# Return a list of arguments
if (len(data) - offset) % self.packer.size:
raise VPPSerializerValueError(
- 'Legacy Variable Length Array length mismatch.')
+ "Legacy Variable Length Array length mismatch."
+ )
elements = int((len(data) - offset) / self.packer.size)
r = []
for e in range(elements):
@@ -351,9 +377,7 @@ class VLAList_legacy(Packer):
return r, total
def __repr__(self):
- return "VLAList_legacy(name=%s, field_type=%s)" % (
- self.name, self.field_type
- )
+ return "VLAList_legacy(name=%s, field_type=%s)" % (self.name, self.field_type)
# Will change to IntEnum after 21.04 release
@@ -361,16 +385,16 @@ class VPPEnumType(Packer):
output_class = IntFlag
def __init__(self, name, msgdef, options=None):
- self.size = types['u32'].size
+ self.size = types["u32"].size
self.name = name
- self.enumtype = 'u32'
+ self.enumtype = "u32"
self.msgdef = msgdef
e_hash = {}
for f in msgdef:
- if type(f) is dict and 'enumtype' in f:
- if f['enumtype'] != 'u32':
- self.size = types[f['enumtype']].size
- self.enumtype = f['enumtype']
+ if type(f) is dict and "enumtype" in f:
+ if f["enumtype"] != "u32":
+ self.size = types[f["enumtype"]].size
+ self.enumtype = f["enumtype"]
continue
ename, evalue = f
e_hash[ename] = evalue
@@ -387,8 +411,8 @@ class VPPEnumType(Packer):
def pack(self, data, kwargs=None):
if data is None: # Default to zero if not specified
- if self.options and 'default' in self.options:
- data = self.options['default']
+ if self.options and "default" in self.options:
+ data = self.options["default"]
else:
data = 0
@@ -404,7 +428,10 @@ class VPPEnumType(Packer):
def __repr__(self):
return "%s(name=%s, msgdef=%s, options=%s)" % (
- self.__class__.__name__, self.name, self.msgdef, self.options
+ self.__class__.__name__,
+ self.name,
+ self.msgdef,
+ self.options,
)
@@ -424,14 +451,13 @@ class VPPUnionType(Packer):
fields = []
self.packers = collections.OrderedDict()
for i, f in enumerate(msgdef):
- if type(f) is dict and 'crc' in f:
- self.crc = f['crc']
+ if type(f) is dict and "crc" in f:
+ self.crc = f["crc"]
continue
f_type, f_name = f
if f_type not in types:
- logger.debug('Unknown union type {}'.format(f_type))
- raise VPPSerializerValueError(
- 'Unknown message type {}'.format(f_type))
+ logger.debug("Unknown union type {}".format(f_type))
+ raise VPPSerializerValueError("Unknown message type {}".format(f_type))
fields.append(f_name)
size = types[f_type].size
self.packers[f_name] = types[f_type]
@@ -445,14 +471,14 @@ class VPPUnionType(Packer):
# Union of variable length?
def pack(self, data, kwargs=None):
if not data:
- return b'\x00' * self.size
+ return b"\x00" * self.size
for k, v in data.items():
logger.debug("Key: {} Value: {}".format(k, v))
b = self.packers[k].pack(v, kwargs)
break
r = bytearray(self.size)
- r[:len(b)] = b
+ r[: len(b)] = b
return r
def unpack(self, data, offset=0, result=None, ntc=False):
@@ -466,25 +492,24 @@ class VPPUnionType(Packer):
return self.tuple._make(r), maxsize
def __repr__(self):
- return"VPPUnionType(name=%s, msgdef=%r)" % (self.name, self.msgdef)
+ return "VPPUnionType(name=%s, msgdef=%r)" % (self.name, self.msgdef)
class VPPTypeAlias(Packer):
def __init__(self, name, msgdef, options=None):
self.name = name
self.msgdef = msgdef
- t = vpp_get_type(msgdef['type'])
+ t = vpp_get_type(msgdef["type"])
if not t:
- raise ValueError('No such type: {}'.format(msgdef['type']))
- if 'length' in msgdef:
- if msgdef['length'] == 0:
+ raise ValueError("No such type: {}".format(msgdef["type"]))
+ if "length" in msgdef:
+ if msgdef["length"] == 0:
raise ValueError()
- if msgdef['type'] == 'u8':
- self.packer = FixedList_u8(name, msgdef['type'],
- msgdef['length'])
+ if msgdef["type"] == "u8":
+ self.packer = FixedList_u8(name, msgdef["type"], msgdef["length"])
self.size = self.packer.size
else:
- self.packer = FixedList(name, msgdef['type'], msgdef['length'])
+ self.packer = FixedList(name, msgdef["type"], msgdef["length"])
else:
self.packer = t
self.size = t.size
@@ -498,11 +523,11 @@ class VPPTypeAlias(Packer):
try:
return conversion_packer(data, self.name)
# Python 2 and 3 raises different exceptions from inet_pton
- except(OSError, socket.error, TypeError):
+ except (OSError, socket.error, TypeError):
pass
if data is None: # Default to zero if not specified
- if self.options and 'default' in self.options:
- data = self.options['default']
+ if self.options and "default" in self.options:
+ data = self.options["default"]
else:
data = 0
@@ -525,7 +550,10 @@ class VPPTypeAlias(Packer):
def __repr__(self):
return "VPPTypeAlias(name=%s, msgdef=%s, options=%s)" % (
- self.name, self.msgdef, self.options)
+ self.name,
+ self.msgdef,
+ self.options,
+ )
class VPPType(Packer):
@@ -539,17 +567,16 @@ class VPPType(Packer):
self.field_by_name = {}
size = 0
for i, f in enumerate(msgdef):
- if type(f) is dict and 'crc' in f:
- self.crc = f['crc']
+ if type(f) is dict and "crc" in f:
+ self.crc = f["crc"]
continue
f_type, f_name = f[:2]
self.fields.append(f_name)
self.field_by_name[f_name] = None
self.fieldtypes.append(f_type)
if f_type not in types:
- logger.debug('Unknown type {}'.format(f_type))
- raise VPPSerializerValueError(
- 'Unknown message type {}'.format(f_type))
+ logger.debug("Unknown type {}".format(f_type))
+ raise VPPSerializerValueError("Unknown message type {}".format(f_type))
fieldlen = len(f)
options = [x for x in f if type(x) is dict]
@@ -561,16 +588,16 @@ class VPPType(Packer):
if fieldlen == 3: # list
list_elements = f[2]
if list_elements == 0:
- if f_type == 'string':
+ if f_type == "string":
p = String(f_name, 0, self.options)
else:
p = VLAList_legacy(f_name, f_type)
self.packers.append(p)
- elif f_type == 'u8':
+ elif f_type == "u8":
p = FixedList_u8(f_name, f_type, list_elements)
self.packers.append(p)
size += p.size
- elif f_type == 'string':
+ elif f_type == "string":
p = String(f_name, list_elements, self.options)
self.packers.append(p)
size += p.size
@@ -584,7 +611,7 @@ class VPPType(Packer):
self.packers.append(p)
else:
# default support for types that decay to basetype
- if 'default' in self.options:
+ if "default" in self.options:
p = self.get_packer_with_options(f_type, self.options)
else:
p = types[f_type]
@@ -609,8 +636,8 @@ class VPPType(Packer):
for i, a in enumerate(self.fields):
if data and type(data) is not dict and a not in data:
raise VPPSerializerValueError(
- "Invalid argument: {} expected {}.{}".
- format(data, self.name, a))
+ "Invalid argument: {} expected {}.{}".format(data, self.name, a)
+ )
# Defaulting to zero.
if not data or a not in data: # Default to 0
@@ -651,7 +678,9 @@ class VPPType(Packer):
def __repr__(self):
return "%s(name=%s, msgdef=%s)" % (
- self.__class__.__name__, self.name, self.msgdef
+ self.__class__.__name__,
+ self.name,
+ self.msgdef,
)
diff --git a/src/vpp-api/python/vpp_papi/vpp_stats.py b/src/vpp-api/python/vpp_papi/vpp_stats.py
index 0b1c701a430..4a342b68a8f 100755
--- a/src/vpp-api/python/vpp_papi/vpp_stats.py
+++ b/src/vpp-api/python/vpp_papi/vpp_stats.py
@@ -14,7 +14,7 @@
# limitations under the License.
#
-'''
+"""
This module implement Python access to the VPP statistics segment. It
accesses the data structures directly in shared memory.
VPP uses optimistic locking, so data structures may change underneath
@@ -39,7 +39,7 @@ stat['/if/rx'][:, 1].sum_packets() - returns the sum of packet counters for
interface 1 on all threads
stat['/if/rx-miss'][:, 1].sum() - returns the sum of packet counters for
interface 1 on all threads for simple counters
-'''
+"""
import os
import socket
@@ -50,31 +50,36 @@ import time
import unittest
import re
+
def recv_fd(sock):
- '''Get file descriptor for memory map'''
- fds = array.array("i") # Array of ints
+ """Get file descriptor for memory map"""
+ fds = array.array("i") # Array of ints
_, ancdata, _, _ = sock.recvmsg(0, socket.CMSG_LEN(4))
for cmsg_level, cmsg_type, cmsg_data in ancdata:
if cmsg_level == socket.SOL_SOCKET and cmsg_type == socket.SCM_RIGHTS:
- fds.frombytes(cmsg_data[:len(cmsg_data) - (len(cmsg_data) % fds.itemsize)])
+ fds.frombytes(cmsg_data[: len(cmsg_data) - (len(cmsg_data) % fds.itemsize)])
return list(fds)[0]
-VEC_LEN_FMT = Struct('I')
+
+VEC_LEN_FMT = Struct("I")
+
+
def get_vec_len(stats, vector_offset):
- '''Equivalent to VPP vec_len()'''
+ """Equivalent to VPP vec_len()"""
return VEC_LEN_FMT.unpack_from(stats.statseg, vector_offset - 8)[0]
+
def get_string(stats, ptr):
- '''Get a string from a VPP vector'''
+ """Get a string from a VPP vector"""
namevector = ptr - stats.base
namevectorlen = get_vec_len(stats, namevector)
if namevector + namevectorlen >= stats.size:
- raise IOError('String overruns stats segment')
- return stats.statseg[namevector:namevector+namevectorlen-1].decode('ascii')
+ raise IOError("String overruns stats segment")
+ return stats.statseg[namevector : namevector + namevectorlen - 1].decode("ascii")
class StatsVector:
- '''A class representing a VPP vector'''
+ """A class representing a VPP vector"""
def __init__(self, stats, ptr, fmt):
self.vec_start = ptr - stats.base
@@ -86,28 +91,35 @@ class StatsVector:
self.stats = stats
if self.vec_start + self.vec_len * self.elementsize >= stats.size:
- raise IOError('Vector overruns stats segment')
+ raise IOError("Vector overruns stats segment")
def __iter__(self):
with self.stats.lock:
- return self.struct.iter_unpack(self.statseg[self.vec_start:self.vec_start +
- self.elementsize*self.vec_len])
+ return self.struct.iter_unpack(
+ self.statseg[
+ self.vec_start : self.vec_start + self.elementsize * self.vec_len
+ ]
+ )
def __getitem__(self, index):
if index > self.vec_len:
- raise IOError('Index beyond end of vector')
+ raise IOError("Index beyond end of vector")
with self.stats.lock:
if self.fmtlen == 1:
- return self.struct.unpack_from(self.statseg, self.vec_start +
- (index * self.elementsize))[0]
- return self.struct.unpack_from(self.statseg, self.vec_start +
- (index * self.elementsize))
+ return self.struct.unpack_from(
+ self.statseg, self.vec_start + (index * self.elementsize)
+ )[0]
+ return self.struct.unpack_from(
+ self.statseg, self.vec_start + (index * self.elementsize)
+ )
+
+
+class VPPStats:
+ """Main class implementing Python access to the VPP statistics segment"""
-class VPPStats():
- '''Main class implementing Python access to the VPP statistics segment'''
# pylint: disable=too-many-instance-attributes
- shared_headerfmt = Struct('QPQQPP')
- default_socketname = '/run/vpp/stats.sock'
+ shared_headerfmt = Struct("QPQQPP")
+ default_socketname = "/run/vpp/stats.sock"
def __init__(self, socketname=default_socketname, timeout=10):
self.socketname = socketname
@@ -120,7 +132,7 @@ class VPPStats():
self.statseg = 0
def connect(self):
- '''Connect to stats segment'''
+ """Connect to stats segment"""
if self.connected:
return
sock = socket.socket(socket.AF_UNIX, socket.SOCK_SEQPACKET)
@@ -130,61 +142,64 @@ class VPPStats():
sock.close()
stat_result = os.fstat(mfd)
- self.statseg = mmap.mmap(mfd, stat_result.st_size, mmap.PROT_READ, mmap.MAP_SHARED)
+ self.statseg = mmap.mmap(
+ mfd, stat_result.st_size, mmap.PROT_READ, mmap.MAP_SHARED
+ )
os.close(mfd)
self.size = stat_result.st_size
if self.version != 2:
- raise Exception('Incompatbile stat segment version {}'
- .format(self.version))
+ raise Exception("Incompatbile stat segment version {}".format(self.version))
self.refresh()
self.connected = True
def disconnect(self):
- '''Disconnect from stats segment'''
+ """Disconnect from stats segment"""
if self.connected:
self.statseg.close()
self.connected = False
@property
def version(self):
- '''Get version of stats segment'''
+ """Get version of stats segment"""
return self.shared_headerfmt.unpack_from(self.statseg)[0]
@property
def base(self):
- '''Get base pointer of stats segment'''
+ """Get base pointer of stats segment"""
return self.shared_headerfmt.unpack_from(self.statseg)[1]
@property
def epoch(self):
- '''Get current epoch value from stats segment'''
+ """Get current epoch value from stats segment"""
return self.shared_headerfmt.unpack_from(self.statseg)[2]
@property
def in_progress(self):
- '''Get value of in_progress from stats segment'''
+ """Get value of in_progress from stats segment"""
return self.shared_headerfmt.unpack_from(self.statseg)[3]
@property
def directory_vector(self):
- '''Get pointer of directory vector'''
+ """Get pointer of directory vector"""
return self.shared_headerfmt.unpack_from(self.statseg)[4]
- elementfmt = 'IQ128s'
+ elementfmt = "IQ128s"
def refresh(self, blocking=True):
- '''Refresh directory vector cache (epoch changed)'''
+ """Refresh directory vector cache (epoch changed)"""
directory = {}
directory_by_idx = {}
while True:
try:
with self.lock:
self.last_epoch = self.epoch
- for i, direntry in enumerate(StatsVector(self, self.directory_vector, self.elementfmt)):
- path_raw = direntry[2].find(b'\x00')
- path = direntry[2][:path_raw].decode('ascii')
+ for i, direntry in enumerate(
+ StatsVector(self, self.directory_vector, self.elementfmt)
+ ):
+ path_raw = direntry[2].find(b"\x00")
+ path = direntry[2][:path_raw].decode("ascii")
directory[path] = StatsEntry(direntry[0], direntry[1])
directory_by_idx[i] = path
self.directory = directory
@@ -210,14 +225,12 @@ class VPPStats():
def __iter__(self):
return iter(self.directory.items())
-
def set_errors(self, blocking=True):
- '''Return dictionary of error counters > 0'''
+ """Return dictionary of error counters > 0"""
if not self.connected:
self.connect()
- errors = {k: v for k, v in self.directory.items()
- if k.startswith("/err/")}
+ errors = {k: v for k, v in self.directory.items() if k.startswith("/err/")}
result = {}
for k in errors:
try:
@@ -229,23 +242,23 @@ class VPPStats():
return result
def set_errors_str(self, blocking=True):
- '''Return all errors counters > 0 pretty printed'''
- error_string = ['ERRORS:']
+ """Return all errors counters > 0 pretty printed"""
+ error_string = ["ERRORS:"]
error_counters = self.set_errors(blocking)
for k in sorted(error_counters):
- error_string.append('{:<60}{:>10}'.format(k, error_counters[k]))
- return '%s\n' % '\n'.join(error_string)
+ error_string.append("{:<60}{:>10}".format(k, error_counters[k]))
+ return "%s\n" % "\n".join(error_string)
def get_counter(self, name, blocking=True):
- '''Alternative call to __getitem__'''
+ """Alternative call to __getitem__"""
return self.__getitem__(name, blocking)
def get_err_counter(self, name, blocking=True):
- '''Alternative call to __getitem__'''
+ """Alternative call to __getitem__"""
return self.__getitem__(name, blocking).sum()
def ls(self, patterns):
- '''Returns list of counters matching pattern'''
+ """Returns list of counters matching pattern"""
# pylint: disable=invalid-name
if not self.connected:
self.connect()
@@ -255,20 +268,24 @@ class VPPStats():
if self.last_epoch != self.epoch:
self.refresh()
- return [k for k, v in self.directory.items()
- if any(re.match(pattern, k) for pattern in regex)]
+ return [
+ k
+ for k, v in self.directory.items()
+ if any(re.match(pattern, k) for pattern in regex)
+ ]
def dump(self, counters, blocking=True):
- '''Given a list of counters return a dictionary of results'''
+ """Given a list of counters return a dictionary of results"""
if not self.connected:
self.connect()
result = {}
for cnt in counters:
- result[cnt] = self.__getitem__(cnt,blocking)
+ result[cnt] = self.__getitem__(cnt, blocking)
return result
-class StatsLock():
- '''Stat segment optimistic locking'''
+
+class StatsLock:
+ """Stat segment optimistic locking"""
def __init__(self, stats):
self.stats = stats
@@ -283,7 +300,7 @@ class StatsLock():
self.release()
def acquire(self, blocking=True, timeout=-1):
- '''Acquire the lock. Await in progress to go false. Record epoch.'''
+ """Acquire the lock. Await in progress to go false. Record epoch."""
self.epoch = self.stats.epoch
if timeout > 0:
start = time.monotonic()
@@ -296,46 +313,49 @@ class StatsLock():
return True
def release(self):
- '''Check if data read while locked is valid'''
+ """Check if data read while locked is valid"""
if self.stats.in_progress or self.stats.epoch != self.epoch:
- raise IOError('Optimistic lock failed, retry')
+ raise IOError("Optimistic lock failed, retry")
def locked(self):
- '''Not used'''
+ """Not used"""
class StatsCombinedList(list):
- '''Column slicing for Combined counters list'''
+ """Column slicing for Combined counters list"""
def __getitem__(self, item):
- '''Supports partial numpy style 2d support. Slice by column [:,1]'''
+ """Supports partial numpy style 2d support. Slice by column [:,1]"""
if isinstance(item, int):
return list.__getitem__(self, item)
return CombinedList([row[item[1]] for row in self])
+
class CombinedList(list):
- '''Combined Counters 2-dimensional by thread by index of packets/octets'''
+ """Combined Counters 2-dimensional by thread by index of packets/octets"""
def packets(self):
- '''Return column (2nd dimension). Packets for all threads'''
+ """Return column (2nd dimension). Packets for all threads"""
return [pair[0] for pair in self]
def octets(self):
- '''Return column (2nd dimension). Octets for all threads'''
+ """Return column (2nd dimension). Octets for all threads"""
return [pair[1] for pair in self]
def sum_packets(self):
- '''Return column (2nd dimension). Sum of all packets for all threads'''
+ """Return column (2nd dimension). Sum of all packets for all threads"""
return sum(self.packets())
def sum_octets(self):
- '''Return column (2nd dimension). Sum of all octets for all threads'''
+ """Return column (2nd dimension). Sum of all octets for all threads"""
return sum(self.octets())
+
class StatsTuple(tuple):
- '''A Combined vector tuple (packets, octets)'''
+ """A Combined vector tuple (packets, octets)"""
+
def __init__(self, data):
- self.dictionary = {'packets': data[0], 'bytes': data[1]}
+ self.dictionary = {"packets": data[0], "bytes": data[1]}
super().__init__()
def __repr__(self):
@@ -344,28 +364,32 @@ class StatsTuple(tuple):
def __getitem__(self, item):
if isinstance(item, int):
return tuple.__getitem__(self, item)
- if item == 'packets':
+ if item == "packets":
return tuple.__getitem__(self, 0)
return tuple.__getitem__(self, 1)
+
class StatsSimpleList(list):
- '''Simple Counters 2-dimensional by thread by index of packets'''
+ """Simple Counters 2-dimensional by thread by index of packets"""
def __getitem__(self, item):
- '''Supports partial numpy style 2d support. Slice by column [:,1]'''
+ """Supports partial numpy style 2d support. Slice by column [:,1]"""
if isinstance(item, int):
return list.__getitem__(self, item)
return SimpleList([row[item[1]] for row in self])
+
class SimpleList(list):
- '''Simple counter'''
+ """Simple counter"""
def sum(self):
- '''Sum the vector'''
+ """Sum the vector"""
return sum(self)
-class StatsEntry():
- '''An individual stats entry'''
+
+class StatsEntry:
+ """An individual stats entry"""
+
# pylint: disable=unused-argument,no-self-use
def __init__(self, stattype, statvalue):
@@ -386,115 +410,128 @@ class StatsEntry():
self.function = self.illegal
def illegal(self, stats):
- '''Invalid or unknown counter type'''
+ """Invalid or unknown counter type"""
return None
def scalar(self, stats):
- '''Scalar counter'''
+ """Scalar counter"""
return self.value
def simple(self, stats):
- '''Simple counter'''
+ """Simple counter"""
counter = StatsSimpleList()
- for threads in StatsVector(stats, self.value, 'P'):
- clist = [v[0] for v in StatsVector(stats, threads[0], 'Q')]
+ for threads in StatsVector(stats, self.value, "P"):
+ clist = [v[0] for v in StatsVector(stats, threads[0], "Q")]
counter.append(clist)
return counter
def combined(self, stats):
- '''Combined counter'''
+ """Combined counter"""
counter = StatsCombinedList()
- for threads in StatsVector(stats, self.value, 'P'):
- clist = [StatsTuple(cnt) for cnt in StatsVector(stats, threads[0], 'QQ')]
+ for threads in StatsVector(stats, self.value, "P"):
+ clist = [StatsTuple(cnt) for cnt in StatsVector(stats, threads[0], "QQ")]
counter.append(clist)
return counter
def name(self, stats):
- '''Name counter'''
+ """Name counter"""
counter = []
- for name in StatsVector(stats, self.value, 'P'):
+ for name in StatsVector(stats, self.value, "P"):
if name[0]:
counter.append(get_string(stats, name[0]))
return counter
- SYMLINK_FMT1 = Struct('II')
- SYMLINK_FMT2 = Struct('Q')
+ SYMLINK_FMT1 = Struct("II")
+ SYMLINK_FMT2 = Struct("Q")
+
def symlink(self, stats):
- '''Symlink counter'''
+ """Symlink counter"""
b = self.SYMLINK_FMT2.pack(self.value)
index1, index2 = self.SYMLINK_FMT1.unpack(b)
name = stats.directory_by_idx[index1]
- return stats[name][:,index2]
+ return stats[name][:, index2]
def get_counter(self, stats):
- '''Return a list of counters'''
+ """Return a list of counters"""
if stats:
return self.function(stats)
+
class TestStats(unittest.TestCase):
- '''Basic statseg tests'''
+ """Basic statseg tests"""
def setUp(self):
- '''Connect to statseg'''
+ """Connect to statseg"""
self.stat = VPPStats()
self.stat.connect()
self.profile = cProfile.Profile()
self.profile.enable()
def tearDown(self):
- '''Disconnect from statseg'''
+ """Disconnect from statseg"""
self.stat.disconnect()
profile = Stats(self.profile)
profile.strip_dirs()
- profile.sort_stats('cumtime')
+ profile.sort_stats("cumtime")
profile.print_stats()
print("\n--->>>")
def test_counters(self):
- '''Test access to statseg'''
-
- print('/err/abf-input-ip4/missed', self.stat['/err/abf-input-ip4/missed'])
- print('/sys/heartbeat', self.stat['/sys/heartbeat'])
- print('/if/names', self.stat['/if/names'])
- print('/if/rx-miss', self.stat['/if/rx-miss'])
- print('/if/rx-miss', self.stat['/if/rx-miss'][1])
- print('/nat44-ed/out2in/slowpath/drops', self.stat['/nat44-ed/out2in/slowpath/drops'])
+ """Test access to statseg"""
+
+ print("/err/abf-input-ip4/missed", self.stat["/err/abf-input-ip4/missed"])
+ print("/sys/heartbeat", self.stat["/sys/heartbeat"])
+ print("/if/names", self.stat["/if/names"])
+ print("/if/rx-miss", self.stat["/if/rx-miss"])
+ print("/if/rx-miss", self.stat["/if/rx-miss"][1])
+ print(
+ "/nat44-ed/out2in/slowpath/drops",
+ self.stat["/nat44-ed/out2in/slowpath/drops"],
+ )
with self.assertRaises(KeyError):
- print('NO SUCH COUNTER', self.stat['foobar'])
- print('/if/rx', self.stat.get_counter('/if/rx'))
- print('/err/ethernet-input/no_error',
- self.stat.get_counter('/err/ethernet-input/no_error'))
+ print("NO SUCH COUNTER", self.stat["foobar"])
+ print("/if/rx", self.stat.get_counter("/if/rx"))
+ print(
+ "/err/ethernet-input/no_error",
+ self.stat.get_counter("/err/ethernet-input/no_error"),
+ )
def test_column(self):
- '''Test column slicing'''
-
- print('/if/rx-miss', self.stat['/if/rx-miss'])
- print('/if/rx', self.stat['/if/rx']) # All interfaces for thread #1
- print('/if/rx thread #1', self.stat['/if/rx'][0]) # All interfaces for thread #1
- print('/if/rx thread #1, interface #1',
- self.stat['/if/rx'][0][1]) # All interfaces for thread #1
- print('/if/rx if_index #1', self.stat['/if/rx'][:, 1])
- print('/if/rx if_index #1 packets', self.stat['/if/rx'][:, 1].packets())
- print('/if/rx if_index #1 packets', self.stat['/if/rx'][:, 1].sum_packets())
- print('/if/rx if_index #1 packets', self.stat['/if/rx'][:, 1].octets())
- print('/if/rx-miss', self.stat['/if/rx-miss'])
- print('/if/rx-miss if_index #1 packets', self.stat['/if/rx-miss'][:, 1].sum())
- print('/if/rx if_index #1 packets', self.stat['/if/rx'][0][1]['packets'])
+ """Test column slicing"""
+
+ print("/if/rx-miss", self.stat["/if/rx-miss"])
+ print("/if/rx", self.stat["/if/rx"]) # All interfaces for thread #1
+ print(
+ "/if/rx thread #1", self.stat["/if/rx"][0]
+ ) # All interfaces for thread #1
+ print(
+ "/if/rx thread #1, interface #1", self.stat["/if/rx"][0][1]
+ ) # All interfaces for thread #1
+ print("/if/rx if_index #1", self.stat["/if/rx"][:, 1])
+ print("/if/rx if_index #1 packets", self.stat["/if/rx"][:, 1].packets())
+ print("/if/rx if_index #1 packets", self.stat["/if/rx"][:, 1].sum_packets())
+ print("/if/rx if_index #1 packets", self.stat["/if/rx"][:, 1].octets())
+ print("/if/rx-miss", self.stat["/if/rx-miss"])
+ print("/if/rx-miss if_index #1 packets", self.stat["/if/rx-miss"][:, 1].sum())
+ print("/if/rx if_index #1 packets", self.stat["/if/rx"][0][1]["packets"])
def test_nat44(self):
- '''Test the nat counters'''
+ """Test the nat counters"""
- print('/nat44-ei/ha/del-event-recv', self.stat['/nat44-ei/ha/del-event-recv'])
- print('/err/nat44-ei-ha/pkts-processed', self.stat['/err/nat44-ei-ha/pkts-processed'].sum())
+ print("/nat44-ei/ha/del-event-recv", self.stat["/nat44-ei/ha/del-event-recv"])
+ print(
+ "/err/nat44-ei-ha/pkts-processed",
+ self.stat["/err/nat44-ei-ha/pkts-processed"].sum(),
+ )
def test_legacy(self):
- '''Legacy interface'''
+ """Legacy interface"""
directory = self.stat.ls(["^/if", "/err/ip4-input", "/sys/node/ip4-input"])
data = self.stat.dump(directory)
print(data)
- print('Looking up sys node')
+ print("Looking up sys node")
directory = self.stat.ls(["^/sys/node"])
- print('Dumping sys node')
+ print("Dumping sys node")
data = self.stat.dump(directory)
print(data)
directory = self.stat.ls(["^/foobar"])
@@ -502,18 +539,19 @@ class TestStats(unittest.TestCase):
print(data)
def test_sys_nodes(self):
- '''Test /sys/nodes'''
- counters = self.stat.ls('^/sys/node')
- print('COUNTERS:', counters)
- print('/sys/node', self.stat.dump(counters))
- print('/net/route/to', self.stat['/net/route/to'])
+ """Test /sys/nodes"""
+ counters = self.stat.ls("^/sys/node")
+ print("COUNTERS:", counters)
+ print("/sys/node", self.stat.dump(counters))
+ print("/net/route/to", self.stat["/net/route/to"])
def test_symlink(self):
- '''Symbolic links'''
- print('/interface/local0/rx', self.stat['/interfaces/local0/rx'])
- print('/sys/nodes/unix-epoll-input', self.stat['/nodes/unix-epoll-input/calls'])
+ """Symbolic links"""
+ print("/interface/local0/rx", self.stat["/interfaces/local0/rx"])
+ print("/sys/nodes/unix-epoll-input", self.stat["/nodes/unix-epoll-input/calls"])
+
-if __name__ == '__main__':
+if __name__ == "__main__":
import cProfile
from pstats import Stats
diff --git a/src/vpp-api/python/vpp_papi/vpp_transport_socket.py b/src/vpp-api/python/vpp_papi/vpp_transport_socket.py
index c82b8c365a1..3a8c332a00a 100644
--- a/src/vpp-api/python/vpp_papi/vpp_transport_socket.py
+++ b/src/vpp-api/python/vpp_papi/vpp_transport_socket.py
@@ -9,7 +9,7 @@ import multiprocessing
import queue
import logging
-logger = logging.getLogger('vpp_papi.transport')
+logger = logging.getLogger("vpp_papi.transport")
logger.addHandler(logging.NullHandler())
@@ -26,7 +26,7 @@ class VppTransport:
self.read_timeout = read_timeout if read_timeout > 0 else None
self.parent = parent
self.server_address = server_address
- self.header = struct.Struct('>QII')
+ self.header = struct.Struct(">QII")
self.message_table = {}
# These queues can be accessed async.
# They are always up, but replaced on connect.
@@ -41,11 +41,10 @@ class VppTransport:
def msg_thread_func(self):
while True:
try:
- rlist, _, _ = select.select([self.socket,
- self.sque._reader], [], [])
+ rlist, _, _ = select.select([self.socket, self.sque._reader], [], [])
except socket.error:
# Terminate thread
- logging.error('select failed')
+ logging.error("select failed")
self.q.put(None)
return
@@ -71,8 +70,7 @@ class VppTransport:
else:
self.parent.msg_handler_async(msg)
else:
- raise VppTransportSocketIOError(
- 2, 'Unknown response from select')
+ raise VppTransportSocketIOError(2, "Unknown response from select")
def connect(self, name, pfx, msg_handler, rx_qlen):
# TODO: Reorder the actions and add "roll-backs",
@@ -80,7 +78,8 @@ class VppTransport:
if self.message_thread is not None:
raise VppTransportSocketIOError(
- 1, "PAPI socket transport connect: Need to disconnect first.")
+ 1, "PAPI socket transport connect: Need to disconnect first."
+ )
# Create a UDS socket
self.socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
@@ -107,19 +106,17 @@ class VppTransport:
self.message_thread = threading.Thread(target=self.msg_thread_func)
# Initialise sockclnt_create
- sockclnt_create = self.parent.messages['sockclnt_create']
- sockclnt_create_reply = self.parent.messages['sockclnt_create_reply']
+ sockclnt_create = self.parent.messages["sockclnt_create"]
+ sockclnt_create_reply = self.parent.messages["sockclnt_create_reply"]
- args = {'_vl_msg_id': 15,
- 'name': name,
- 'context': 124}
+ args = {"_vl_msg_id": 15, "name": name, "context": 124}
b = sockclnt_create.pack(args)
self.write(b)
msg = self._read()
hdr, length = self.parent.header.unpack(msg, 0)
if hdr.msgid != 16:
# TODO: Add first numeric argument.
- raise VppTransportSocketIOError('Invalid reply message')
+ raise VppTransportSocketIOError("Invalid reply message")
r, length = sockclnt_create_reply.unpack(msg)
self.socket_index = r.index
@@ -184,7 +181,7 @@ class VppTransport:
def write(self, buf):
"""Send a binary-packed message to VPP."""
if not self.connected:
- raise VppTransportSocketIOError(1, 'Not connected')
+ raise VppTransportSocketIOError(1, "Not connected")
# Send header
header = self.header.pack(0, len(buf), 0)
@@ -192,8 +189,7 @@ class VppTransport:
self.socket.sendall(header)
self.socket.sendall(buf)
except socket.error as err:
- raise VppTransportSocketIOError(1, 'Sendall error: {err!r}'.format(
- err=err))
+ raise VppTransportSocketIOError(1, "Sendall error: {err!r}".format(err=err))
def _read_fixed(self, size):
"""Repeat receive until fixed size is read. Return empty on error."""
@@ -223,11 +219,11 @@ class VppTransport:
msg = self._read_fixed(hdrlen)
if hdrlen == len(msg):
return msg
- raise VppTransportSocketIOError(1, 'Unknown socket read error')
+ raise VppTransportSocketIOError(1, "Unknown socket read error")
def read(self, timeout=None):
if not self.connected:
- raise VppTransportSocketIOError(1, 'Not connected')
+ raise VppTransportSocketIOError(1, "Not connected")
if timeout is None:
timeout = self.read_timeout
try: