[dts] [PATCH V2 2/3][nsh] framework/packet: add support of nsh and mpls

[Chen, Zhaoyan]

Acked-by: Chen, Zhaoyan <zhaoyan.chen at intel.com>



Regards,
Zhaoyan Chen

> -----Original Message-----
> From: dts <dts-bounces at dpdk.org> On Behalf Of lihong
> Sent: Tuesday, October 15, 2019 5:49 AM
> To: dts at dpdk.org
> Cc: Ma, LihongX <lihongx.ma at intel.com>
> Subject: [dts] [PATCH V2 2/3][nsh] framework/packet: add support of nsh and
> mpls
> 
> Signed-off-by: lihong <lihongx.ma at intel.com>
> ---
>  framework/packet.py | 32 +++++++++++++++++++++++++++++++-
>  1 file changed, 31 insertions(+), 1 deletion(-)
> 
> diff --git a/framework/packet.py b/framework/packet.py index 05b2367..2ceed06
> 100755
> --- a/framework/packet.py
> +++ b/framework/packet.py
> @@ -53,6 +53,8 @@ from vxlan import VXLAN  from nvgre import NVGRE,
> IPPROTO_NVGRE  from lldp import LLDP, LLDPManagementAddress  from
> Dot1BR import Dot1BR
> +from nsh import NSH
> +from mpls import MPLS
> 
>  from utils import convert_ip2int
>  from utils import convert_int2ip
> @@ -64,7 +66,7 @@ from utils import get_backtrace_object  PACKETGEN =
> "scapy"
> 
>  LayersTypes = {
> -    "L2": ['ether', 'vlan', 'etag', '1588', 'arp', 'lldp'],
> +    "L2": ['ether', 'vlan', 'etag', '1588', 'arp', 'lldp', 'mpls',
> + 'nsh'],
>      # ipv4_ext_unknown, ipv6_ext_unknown
>      "L3": ['ipv4', 'ipv4ihl', 'ipv6', 'ipv4_ext', 'ipv6_ext', 'ipv6_ext2', 'ipv6_frag'],
>      "L4": ['tcp', 'udp', 'frag', 'sctp', 'icmp', 'nofrag'], @@ -107,6 +109,8 @@ class
> scapy(object):
>          'gre': GRE(),
>          'raw': Raw(),
>          'vxlan': VXLAN(),
> +        'nsh': NSH(),
> +        'mpls': MPLS(),
> 
>          'inner_mac': Ether(),
>          'inner_vlan': Dot1Q(),
> @@ -321,6 +325,30 @@ class scapy(object):
>      def vxlan(self, pkt_layer, vni=0):
>          pkt_layer.vni = vni
> 
> +    def nsh(self, pkt_layer, ver=0, oam=0, critical=0, reserved=0, len=0, mdtype=1,
> nextproto=3,
> +            nsp=0x0, nsi=1, npc= 0x0, nsc= 0x0, spc= 0x0, ssc= 0x0):
> +        pkt_layer.Ver = ver
> +        pkt_layer.OAM = oam
> +        pkt_layer.Critical = critical
> +        pkt_layer.Reserved = reserved
> +        if len != 0:
> +            pkt_layer.Len = len
> +        pkt_layer.MDType = mdtype
> +        pkt_layer.NextProto = nextproto
> +        pkt_layer.NSP = nsp
> +        pkt_layer.NSI = nsi
> +        if mdtype == 1:
> +            pkt_layer.NPC = npc
> +            pkt_layer.NSC = nsc
> +            pkt_layer.SPC = spc
> +            pkt_layer.SSC = ssc
> +
> +    def mpls(self, pkt_layer, label=0, cos=0, s=0, ttl=64):
> +        pkt_layer.label = label
> +        pkt_layer.cos = cos
> +        pkt_layer.s = s
> +        pkt_layer.ttl = ttl
> +
> 
>  class Packet(object):
> 
> @@ -700,6 +728,8 @@ class Packet(object):
>              'GRE': 'gre',
>              'VXLAN': 'vxlan',
>              'PKT': 'raw',
> +            'MPLS': 'mpls',
> +            'NSH': 'nsh',
>          }
> 
>          layers = self.pkt_type.split('_')
> --
> 2.7.4