diff options
Diffstat (limited to 'tests/sys/netpfil/common/pft_ping.py')
| -rw-r--r-- | tests/sys/netpfil/common/pft_ping.py | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/tests/sys/netpfil/common/pft_ping.py b/tests/sys/netpfil/common/pft_ping.py index 812250803309..957123e4f6f8 100644 --- a/tests/sys/netpfil/common/pft_ping.py +++ b/tests/sys/netpfil/common/pft_ping.py @@ -115,6 +115,35 @@ def check_ping6_request(args, packet): return True +def check_ping_reply(args, packet): + return check_ping4_reply(args, packet) + +def check_ping4_reply(args, packet): + """ + Check that this is a reply to the ping request we sent + """ + dst_ip = args.to[0] + + ip = packet.getlayer(sp.IP) + if not ip: + return False + if ip.src != dst_ip: + return False + + icmp = packet.getlayer(sp.ICMP) + if not icmp: + return False + if sp.icmptypes[icmp.type] != 'echo-reply': + return False + + raw = packet.getlayer(sp.Raw) + if not raw: + return False + if raw.load != PAYLOAD_MAGIC: + return False + + return True + def ping(send_if, dst_ip, args): ether = sp.Ether() ip = sp.IP(dst=dst_ip) @@ -124,6 +153,9 @@ def ping(send_if, dst_ip, args): if args.send_tos: ip.tos = int(args.send_tos[0]) + if args.fromaddr: + ip.src = args.fromaddr[0] + req = ether / ip / icmp / raw sp.sendp(req, iface=send_if, verbose=False) @@ -132,6 +164,9 @@ def ping6(send_if, dst_ip, args): ip6 = sp.IPv6(dst=dst_ip) icmp = sp.ICMPv6EchoRequest(data=sp.raw(PAYLOAD_MAGIC)) + if args.fromaddr: + ip.src = args.fromaddr[0] + req = ether / ip6 / icmp sp.sendp(req, iface=send_if, verbose=False) @@ -189,6 +224,8 @@ def main(): required=True, help='The interface through which the packet(s) will be sent') parser.add_argument('--recvif', nargs=1, + help='The interface on which to expect the ICMP echo request') + parser.add_argument('--replyif', nargs=1, help='The interface on which to expect the ICMP echo response') parser.add_argument('--checkdup', nargs=1, help='The interface on which to expect the duplicated ICMP packets') @@ -197,6 +234,8 @@ def main(): parser.add_argument('--to', nargs=1, required=True, help='The destination IP address for the ICMP echo request') + parser.add_argument('--fromaddr', nargs=1, + help='The source IP address for the ICMP echo request') # TCP options parser.add_argument('--tcpsyn', action='store_true', @@ -225,6 +264,11 @@ def main(): sniffer = Sniffer(args, checkfn) + replysniffer = None + if not args.replyif is None: + checkfn=check_ping_reply + replysniffer = Sniffer(args, checkfn, recvif=args.replyif[0]) + dupsniffer = None if args.checkdup is not None: dupsniffer = Sniffer(args, check_dup, recvif=args.checkdup[0]) @@ -250,5 +294,13 @@ def main(): else: sys.exit(1) + if replysniffer: + replysniffer.join() + + if replysniffer.foundCorrectPacket: + sys.exit(0) + else: + sys.exit(1) + if __name__ == '__main__': main() |