#!/usr/bin/env python3 import binascii import random import socket import os import threading import struct import copy import fcntl import time from struct import unpack, unpack_from try: import unittest2 as unittest except ImportError: import unittest from util import ppp, ppc from re import compile import scapy.compat from scapy.packet import Raw from scapy.layers.l2 import Ether from scapy.layers.inet import IP, UDP, ICMP from scapy.layers.ipsec import ESP import scapy.layers.inet6 as inet6 from scapy.layers.inet6 import IPv6, ICMPv6DestUnreach from scapy.contrib.ospf import OSPF_Hdr, OSPFv3_Hello from framework import tag_fixme_vpp_workers from framework import VppTestCase, VppTestRunner from vpp_ip import DpoProto from vpp_ip_route import VppIpRoute, VppRoutePath from vpp_ipsec import VppIpsecSA, VppIpsecTunProtect, VppIpsecInterface from vpp_papi import VppEnum NUM_PKTS = 67 class serverSocketThread(threading.Thread): """ Socket server thread""" def __init__(self, threadID, sockName): threading.Thread.__init__(self) self.threadID = threadID self.sockName = sockName self.sock = None self.rx_pkts = [] self.stop_running = False def rx_packets(self): # Wait for some packets on socket while True: try: data = self.sock.recv(65536) # punt socket metadata # packet_desc = data[0:8] # Ethernet self.rx_pkts.append(Ether(data[8:])) except IOError as e: if e.errno == 11: # nothing to receive, stop running or sleep a little if self.stop_running: break time.sleep(0.1) pass else: raise def run(self): self.sock = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM) try: os.unlink(self.sockName) except: pass self.sock.setsockopt(socket.SOL_SOCKET, socket.SO_SNDBUF, 65536) self.sock.setsockopt(socket.SOL_SOCKET, socket.SO_RCVBUF, 65536) fcntl.fcntl(self.sock, fcntl.F_SETFL, os.O_NONBLOCK) self.sock.bind(self.sockName) self.rx_packets() def close(self): self.stop_running = True threading.Thread.join(self) self.sock.close() return self.rx_pkts class TestPuntSocket(VppTestCase): """ Punt Socket """ ports = [1111, 2222, 3333, 4444] sock_servers = list() # FIXME: nr_packets > 3 results in failure # nr_packets = 3 makes the test unstable nr_packets = 2 @classmethod def setUpClass(cls): super(TestPuntSocket, cls).setUpClass() @classmethod def tearDownClass(cls): super(TestPuntSocket, cls).tearDownClass() @classmethod def setUpConstants(cls): cls.extra_vpp_punt_config = [ "punt", "{", "socket", cls.tempdir+"/socket_punt", "}"] super(TestPuntSocket, cls).setUpConstants() def setUp(self): super(TestPuntSocket, self).setUp() random.seed() self.create_pg_interfaces(range(2)) for i in self.pg_interfaces: i.admin_up() def tearDown(self): del self.sock_servers[:] super(TestPuntSocket, self).tearDown() def socket_client_create(self, sock_name, id=None): thread = serverSocketThread(id, sock_name) self.sock_servers.append(thread) thread.start() return thread def socket_client_close(self): rx_pkts = [] for thread in self.sock_servers: rx_pkts += thread.close() return rx_pkts def verify_port(self, pr, vpr): self.assertEqual(vpr.punt.type, pr['type']) self.assertEqual(vpr.punt.punt.l4.port, pr['punt']['l4']['port']) self.assertEqual(vpr.punt.punt.l4.protocol, pr['punt']['l4']['protocol']) self.assertEqual(vpr.punt.punt.l4.af, pr['punt']['l4']['af']) def verify_exception(self, pr, vpr): self.assertEqual(vpr.punt.type, pr['type']) self.assertEqual(vpr.punt.punt.exception.id, pr['punt']['exception']['id']) def verify_ip_proto(self, pr, vpr): self.assertEqual(vpr.punt.type, pr['type']) self.assertEqual(vpr.punt.punt.ip_proto.af, pr['punt']['ip_proto']['af']) self.assertEqual(vpr.punt.punt.ip_proto.protocol, pr['punt']['ip_proto']['protocol']) def verify_udp_pkts(self, rxs, n_rx, port): n_match = 0 for rx in rxs: self.assertTrue(rx.haslayer(UDP)) if rx[UDP].dport == port: n_match += 1 self.assertEqual(n_match, n_rx) def set_port(pr, port): pr['punt']['l4']['port'] = port return pr def set_reason(pr, reason): pr['punt']['exception']['id'] = reason return pr def mk_vpp_cfg4(): pt_l4 = VppEnum.vl_api_punt_type_t.PUNT_API_TYPE_L4 af_ip4 = VppEnum.vl_api_address_family_t.ADDRESS_IP4 udp_proto = VppEnum.vl_api_ip_proto_t.IP_API_PROTO_UDP punt_l4 = { 'type': pt_l4, 'punt': { 'l4': { 'af': af_ip4, 'protocol': udp_proto } } } return punt_l4 def mk_vpp_cfg6(): pt_l4 = VppEnum.vl_api_punt_type_t.PUNT_API_TYPE_L4 af_ip6 = VppEnum.vl_api_address_family_t.ADDRESS_IP6 udp_proto = VppEnum.vl_api_ip_proto_t.IP_API_PROTO_UDP punt_l4 = { 'type': pt_l4, 'punt': { 'l4': { 'af': af_ip6, 'protocol': udp_proto } } } return punt_l4 class TestIP4PuntSocket(TestPuntSocket): """ Punt Socket for IPv4 UDP """ @classmethod def setUpClass(cls): super(TestIP4PuntSocket, cls).setUpClass() @classmethod def tearDownClass(cls): super(TestIP4PuntSocket, cls).tearDownClass() def setUp(self): super(TestIP4PuntSocket, self).setUp() for i in self.pg_interfaces: i.config_ip4() i.resolve_arp() def tearDown(self): super(TestIP4PuntSocket, self).tearDown() for i in self.pg_interfaces: i.unconfig_ip4() i.admin_down() def test_punt_socket_dump(self): """ Punt socket regist
/*
* Copyright (c) 2015 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* plugin.h: plugin handling
*/
#ifndef __included_plugin_h__
#define __included_plugin_h__
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
typedef struct
{
u8 *name;
u8 *filename;
struct stat file_info;
void *handle;
} plugin_info_t;
typedef struct
{
/* loaded plugin info */
plugin_info_t *plugin_info;
uword *plugin_by_name_hash;
/* path and name filter */
u8 *plugin_path;
u8 *plugin_name_filter;
/* convenience */
vat_main_t *vat_main;
} plugin_main_t;
extern plugin_main_t vat_plugin_main;
int vat_plugin_init (vat_main_t * vam);
int vat_load_new_plugins (plugin_main_t * pm);
#endif
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/