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Descriptions of section entries:

	M: Maintainer Full name and E-mail address: Full Name <address@domain>
	   One maintainer per line.  Multiple M: lines acceptable.
	F: Files and directories with wildcard patterns.
	   A trailing slash includes all files and subdirectory files.
	   F:	drivers/net/	all files in and below drivers/net
	   F:	drivers/net/*	all files in drivers/net, but not below
	   One pattern per line.  Multiple F: lines acceptable.
	C: Single line comment related to current section.

		-----------------------------------

Build System
M:	Damjan Marion <damarion@cisco.com>
F:	Makefile
F:	src/*.ac
F:	src/*.am
F:	src/*.mk
F:	src/m4/

Build System Internal
M:	Dave Barach <dave@barachs.net>
F:	build-root/Makefile
F:	build-data/*

Doxygen
M:	Chris Luke <chrisy@flirble.org>
F:	doxygen/

DPDK Development Packaging
M:	Damjan Marion <damarion@cisco.com>
F:	dpdk/
F:	dpdk/*

Infrastructure Library
M:	Dave Barach <dave@barachs.net>
F:	src/vppinfra/

VLIB Library
M:	Dave Barach <dave@barachs.net>
M:	Damjan Marion <damarion@cisco.com>
F:	src/vlib/

VLIB API Libraries
M:	Dave Barach <dave@barachs.net>
F:	src/vlibapi/
F:	src/vlibmemory/
F:	src/vlibsocket/

VNET Bidirectonal Forwarding Detection (BFD)
M:	Klement Sekera <ksekera@cisco.com>
F:	src/vnet/bfd/

VNET Device Drivers
M:	Damjan Marion <damarion@cisco.com>
F:	src/vnet/devices/

VNET Device Drivers - DPDK Crypto
M:	Sergio Gonzalez Monroy <sergio.gonzalez.monroy@outlook.com>
M:      Radu Nicolau <radu.nicolau@intel.com>
F:	src/devices/dpdk/ipsec/

VNET Feature Arcs
M:	Dave Barach <dave@barachs.net>
M:	Damjan Marion <damarion@cisco.com>
F:	src/vnet/feature/

VNET FIB
M:	Neale Ranns <nranns@cisco.com>
F:	src/vnet/fib/
F:	src/vnet/mfib/
F:	src/vnet/dpo
F:	src/vnet/adj

VNET IPv4 and IPv6 LPM
M:	Dave Barach <dave@barachs.net>
F:	src/vnet/ip/

VNET Segment Routing (IPv6 and MPLS)
M:	Pablo Camarillo <pcamaril@cisco.com>
F:	src/vnet/srv6/
F:	src/vnet/srmpls/
F:	src/examples/srv6-sample-localsid/

VNET IPSec
M:	Matus Fabian <matfabia@cisco.com>
M:	Radu Nicolau <radu.nicolau@intel.com>
F:	src/vnet/ipsec/

VNET L2
M:	John Lo <loj@cisco.com>
F:	src/vnet/l2/

VNET Link Layer Discovery Protocol (LLDP)
M:	Klement Sekera <ksekera@cisco.com>
F:	src/vnet/lldp/

VNET LISP
M:	Florin Coras <fcoras@cisco.com>
F:	src/vnet/lisp-cp/
F:	src/vnet/lisp-gpe/

VNET MAP
M:	Ole Troan <ot@cisco.com>
F:	src/vnet/map

VNET MPLS
M:	Neale Ranns <nranns@cisco.com>
F:	src/vnet/mpls/

VNET Host Stack Session Layer
M:	Florin Coras <fcoras@cisco.com>
F:	src/vnet/session

VNET TCP Stack
M:	Florin Coras <fcoras@cisco.com>
F:	src/vnet/tcp

VNET SCTP Stack
M:	Marco Varlese <mvarlese@suse.de>
F:	src/vnet/sctp

VNET VXLAN
M:	John Lo <loj@cisco.com>
F:	src/vnet/vxlan/

VNET VXLAN-GPE
M:	Keith Burns <alagalah@gmail.com>
M:	Hongjun Ni <hongjun.ni@intel.com>
F:	src/vnet/vxlan-gpe/

VNET GENEVE
M:	Marco Varlese <mvarlese@suse.de>
F:	src/vnet/geneve/

Plugin - ACL
M:	Andrew Yourtchenko <ayourtch@gmail.com>
F:	src/plugins/acl/
F:	src/plugins/acl.am

VNET IPIP
M:	Ole Troan <otroan@employees.org>
F:	src/vnet/ipip/

Plugin - flowprobe
M:	Ole Troan <otroan@employees.org>
F:	src/plugins/flowprobe/
F:	src/plugins/flowprobe.am

Plugin - GTPU
M:	Hongjun Ni <hongjun.ni@intel.com>
F:	src/plugins/gtpu/
F:	src/plugins/gtpu.am

Plugin - PPPoE
M:  Hongjun Ni <hongjun.ni@intel.com>
F:  src/plugins/pppoe/
F:  src/plugins/pppoe.am

Plugin - IPv6 Segment Routing Dynamic Proxy
M:	Francois Clad <fclad@cisco.com>
F:	src/p
}

import socket

from scapy.layers.inet import IP, UDP
from scapy.layers.inet6 import IPv6
from scapy.layers.l2 import Ether, GRE
from scapy.packet import Raw

from framework import VppTestCase
from util import ppp

"&quo
n class="sd">""" Load Balancer Test Case """ @classmethod def setUpClass(cls): super(TestLB, cls).setUpClass() cls.ass = range(5) cls.packets = range(100) try: cls.create_pg_interfaces(range(2)) cls.interfaces = list(cls.pg_interfaces) for i in cls.interfaces: i.admin_up() i.config_ip4() i.config_ip6() i.disable_ipv6_ra() i.resolve_arp() i.resolve_ndp() dst4 = socket.inet_pton(socket.AF_INET, "10.0.0.0") dst6 = socket.inet_pton(socket.AF_INET6, "2002::") cls.vapi.ip_add_del_route(dst4, 24, cls.pg1.remote_ip4n) cls.vapi.ip_add_del_route(dst6, 16, cls.pg1.remote_ip6n, is_ipv6=1) cls.vapi.cli("lb conf ip4-src-address 39.40.41.42") cls.vapi.cli("lb conf ip6-src-address 2004::1") except Exception: super(TestLB, cls).tearDownClass() raise def tearDown(self): super(TestLB, self).tearDown() if not self.vpp_dead: self.logger.info(self.vapi.cli("show lb vip verbose")) def getIPv4Flow(self, id): return (IP(dst="90.0.%u.%u" % (id / 255, id % 255), src="40.0.%u.%u" % (id / 255, id % 255)) / UDP(sport=10000 + id, dport=20000 + id)) def getIPv6Flow(self, id): return (IPv6(dst="2001::%u" % (id), src="fd00:f00d:ffff::%u" % (id)) / UDP(sport=10000 + id, dport=20000 + id)) def generatePackets(self, src_if, isv4): self.reset_packet_infos() pkts = [] for pktid in self.packets: info = self.create_packet_info(src_if, self.pg1) payload = self.info_to_payload(info) ip = self.getIPv4Flow(pktid) if isv4 else self.getIPv6Flow(pktid) packet = (Ether(dst=src_if.local_mac, src=src_if.remote_mac) / ip / Raw(payload)) self.extend_packet(packet, 128) info.data = packet.copy() pkts.append(packet) return pkts def checkInner(self, gre, isv4): IPver = IP if isv4 else IPv6 self.assertEqual(gre.proto, 0x0800 if isv4 else 0x86DD) self.assertEqual(gre.flags, 0) self.assertEqual(gre.version, 0) inner = IPver(str(gre.payload)) payload_info = self.payload_to_info(str(inner[Raw])) self.info = self.packet_infos[payload_info.index] self.assertEqual(payload_info.src, self.pg0.sw_if_index) self.assertEqual(str(inner), str(self.info.data[IPver])) def checkCapture(self, encap, isv4): self.pg0.assert_nothing_captured() out = self.pg1.get_capture(len(self.packets)) load = [0] * len(self.ass) self.info = None for p in out: try: asid = 0 gre = None if (encap == 'gre4'): ip = p[IP] asid = int(ip.dst.split(".")[3]) self.assertEqual(ip.version, 4) self.assertEqual(ip.flags, 0) self.assertEqual(ip.src, "39.40.41.42") self.assertEqual(ip.dst, "10.0.0.%u" % asid) self.assertEqual(ip.proto, 47) self.assertEqual(len(ip.options), 0) self.assertGreaterEqual(ip.ttl, 64) gre = p[GRE] self.checkInner(gre, isv4) elif (encap == 'gre6'): ip = p[IPv6] asid = ip.dst.split(":") asid = asid[len(asid) - 1] asid = 0 if asid == "" else int(asid) self.assertEqual(ip.version, 6) self.assertEqual(ip.tc, 0) self.assertEqual(ip.fl, 0) self.assertEqual(ip.src, "2004::1") self.assertEqual( socket.inet_pton(socket.AF_INET6, ip.dst), socket.inet_pton(socket.AF_INET6, "2002::%u" % asid) ) self.assertEqual(ip.nh, 47) self.assertGreaterEqual(ip.hlim, 64) # self.assertEqual(len(ip.options), 0) gre = GRE(str(p[IPv6].payload)) self.checkInner(gre, isv4) elif (encap == 'l3dsr'): ip = p[IP] asid = int(ip.dst.split(".")[3]) self.assertEqual(ip.version, 4) self.assertEqual(ip.flags, 0) self.assertEqual(ip.dst, "10.0.0.%u" % asid) self.assertEqual(ip.tos, 0x1c) self.assertEqual(len(ip.options), 0) elif (encap == 'nat4'): ip = p[IP] asid = int(ip.dst.split(".")[3]) self.assertEqual(ip.version, 4) self.assertEqual(ip.flags, 0) self.assertEqual(ip.dst, "10.0.0.%u" % asid) self.assertEqual(ip.proto, 17) self.assertEqual(len(ip.options), 0) self.assertGreaterEqual(ip.ttl, 63) udp = p[UDP] self.assertEqual(udp.dport, 3307) elif (encap == 'nat6'): ip = p[IPv6] asid = ip.dst.split(":") asid = asid[len(asid) - 1] asid = 0 if asid == "" else int(asid) self.assertEqual(ip.version, 6) self.assertEqual(ip.tc, 0) self.assertEqual(ip.fl, 0) self.assertEqual( socket.inet_pton(socket.AF_INET6, ip.dst), socket.inet_pton(socket.AF_INET6, "2002::%u" % asid) ) self.assertEqual(ip.nh, 17) self.assertGreaterEqual(ip.hlim, 63) udp = UDP(str(p[IPv6].payload)) self.assertEqual(udp.dport, 3307) load[asid] += 1 except: self.logger.error(ppp("Unexpected or invalid packet:", p)) raise # This is just to roughly check that the balancing algorithm # is not completly biased. for asid in self.ass: if load[asid] < len(self.packets) / (len(self.ass) * 2): self.logger.error( "ASS is not balanced: load[%d] = %d" % (asid, load[asid])) raise Exception("Load Balancer algorithm is biased") def test_lb_ip4_gre4(self): """ Load Balancer IP4 GRE4 """ try: self.vapi.cli("lb vip 90.0.0.0/8 encap gre4") for asid in self.ass: self.vapi.cli("lb as 90.0.0.0/8 10.0.0.%u" % (asid)) self.pg0.add_stream(self.generatePackets(self.pg0, isv4=True)) self.pg_enable_capture(self.pg_interfaces) self.pg_start() self.checkCapture(encap='gre4', isv4=True) finally: for asid in self.ass: self.vapi.cli("lb as 90.0.0.0/8 10.0.0.%u del" % (asid)) self.vapi.cli("lb vip 90.0.0.0/8 encap gre4 del") self.vapi.cli("test lb flowtable flush") def test_lb_ip6_gre4(self): """ Load Balancer IP6 GRE4 """ try: self.vapi.cli("lb vip 2001::/16 encap gre4") for asid in self.ass: self.vapi.cli("lb as 2001::/16 10.0.0.%u" % (asid)) self.pg0.add_stream(self.generatePackets(self.pg0, isv4=False)) self.pg_enable_capture(self.pg_interfaces) self.pg_start() self.checkCapture(encap='gre4', isv4=False) finally: for asid in self.ass: self.vapi.cli("lb as 2001::/16 10.0.0.%u del" % (asid)) self.vapi.cli("lb vip 2001::/16 encap gre4 del") self.vapi.cli("test lb flowtable flush") def test_lb_ip4_gre6(self): """ Load Balancer IP4 GRE6 """ try: self.vapi.cli("lb vip 90.0.0.0/8 encap gre6") for asid in self.ass: self.vapi.cli("lb as 90.0.0.0/8 2002::%u" % (asid)) self.pg0.add_stream(self.generatePackets(self.pg0, isv4=True)) self.pg_enable_capture(self.pg_interfaces) self.pg_start() self.checkCapture(encap='gre6', isv4=True) finally: for asid in self.ass: self.vapi.cli("lb as 90.0.0.0/8 2002::%u del" % (asid)) self.vapi.cli("lb vip 90.0.0.0/8 encap gre6 del") self.vapi.cli("test lb flowtable flush") def test_lb_ip6_gre6(self): """ Load Balancer IP6 GRE6 """ try: self.vapi.cli("lb vip 2001::/16 encap gre6") for asid in self.ass: self.vapi.cli("lb as 2001::/16 2002::%u" % (asid)) self.pg0.add_stream(self.generatePackets(self.pg0, isv4=False)) self.pg_enable_capture(self.pg_interfaces) self.pg_start() self.checkCapture(encap='gre6', isv4=False) finally: for asid in self.ass: self.vapi.cli("lb as 2001::/16 2002::%u del" % (asid)) self.vapi.cli("lb vip 2001::/16 encap gre6 del") self.vapi.cli("test lb flowtable flush") def test_lb_ip4_l3dsr(self): """ Load Balancer IP4 L3DSR """ try: self.vapi.cli("lb vip 90.0.0.0/8 encap l3dsr dscp 7") for asid in self.ass: self.vapi.cli("lb as 90.0.0.0/8 10.0.0.%u" % (asid)) self.pg0.add_stream(self.generatePackets(self.pg0, isv4=True)) self.pg_enable_capture(self.pg_interfaces) self.pg_start() self.checkCapture(encap='l3dsr', isv4=True) finally: for asid in self.ass: self.vapi.cli("lb as 90.0.0.0/8 10.0.0.%u del" % (asid)) self.vapi.cli("lb vip 90.0.0.0/8 encap l3dsr dscp 7 del") self.vapi.cli("test lb flowtable flush") def test_lb_ip4_nat4(self): """ Load Balancer IP4 NAT4 """ try: self.vapi.cli("lb vip 90.0.0.0/8 encap nat4" " type clusterip port 3306 target_port 3307") for asid in self.ass: self.vapi.cli("lb as 90.0.0.0/8 10.0.0.%u" % (asid)) self.pg0.add_stream(self.generatePackets(self.pg0, isv4=True)) self.pg_enable_capture(self.pg_interfaces) self.pg_start() self.checkCapture(encap='nat4', isv4=True) finally: for asid in self.ass: self.vapi.cli("lb as 90.0.0.0/8 10.0.0.%u del" % (asid)) self.vapi.cli("lb vip 90.0.0.0/8 encap nat4" " type clusterip port 3306 target_port 3307 del") self.vapi.cli("test lb flowtable flush") def test_lb_ip6_nat6(self): """ Load Balancer IP6 NAT6 """ try: self.vapi.cli("lb vip 2001::/16 encap nat6" " type clusterip port 3306 target_port 3307") for asid in self.ass: self.vapi.cli("lb as 2001::/16 2002::%u" % (asid)) self.pg0.add_stream(self.generatePackets(self.pg0, isv4=False)) self.pg_enable_capture(self.pg_interfaces) self.pg_start() self.checkCapture(encap='nat6', isv4=False) finally: for asid in self.ass: self.vapi.cli("lb as 2001::/16 2002::%u del" % (asid)) self.vapi.cli("lb vip 2001::/16 encap nat6" " type clusterip port 3306 target_port 3307 del") self.vapi.cli("test lb flowtable flush")