aboutsummaryrefslogtreecommitdiffstats
path: root/configure
blob: 2c3f499039525a4daf54c087e71daf31a695b1bb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
#!/usr/bin/env bash

# Experimental script, please consult with dmarion@me.com before
# submitting any changes

# defaults
build_dir=.
install_dir=/usr/local
build_type=release
prefix_path=/opt/vpp/external/$(uname -m)/

help()
{
  cat << __EOF__
VPP Build Configuration Script

USAGE: ${0} [options]

OPTIONS:
  --help, -h              This help
  --build-dir, -b         Build directory
  --install-dir, -i       Install directory
  --type, -t              Build type (release, debug, ... )
  --wipe, -w              Wipe whole repo (except startup.* files)
__EOF__
}

while (( "$#" )); do
  case "$1" in
    -h|--help)
      help
      exit 1
      ;;
    -b|--build-dir)
      if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
        build_dir=$2
        shift 2
      else
        echo "Error: Argument for $1 is missing" >&2
        exit 1
      fi
      ;;
    -i|--install-dir)
      if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
        install_dir=$2
        shift 2
      else
        echo "Error: Argument for $1 is missing" >&2
        exit 1
      fi
      ;;
    -t|--build-type)
      if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
        build_type=$2
        shift 2
      else
        echo "Error: Argument for $1 is missing" >&2
        exit 1
      fi
      ;;
    -w|--wipe)
      git clean -fdx --exclude=startup.\*
      exit 1
      ;;
    -*|--*=) # unsupported flags
      echo "Error: Unsupported flag $1" >&2
      exit 1
      ;;
    *) # preserve positional arguments
      PARAMS="$PARAMS $1"
      shift
      ;;
  esac
done

cmake \
  -G Ninja \
  -S src \
  -B ${build_dir} \
  -DCMAKE_PREFIX_PATH=${prefix_path} \
  -DCMAKE_INSTALL_PREFIX=${install_dir} \
  -DCMAKE_BUILD_TYPE:STRING=${build_type}

  cat << __EOF__

  Useful build commands:

  ninja             Build VPP
  ninja config      Start build configuration TUI
  ninja compdb      Generate compile_commands.json
  ninja run         Runs VPP using startup.conf in the build directory
  ninja debug       Runs VPP inside GDB using startup.conf in the build directory
  ninja pkg-deb     Create .deb packages
  ninja install     Install VPP to $install_dir

__EOF__
an>(payload)) info.data = p.copy() self.extend_packet(p, size) pkts.append(p) return pkts @staticmethod def compare_with_mask(payload, masked_expected_data): if len(payload) * 2 != len(masked_expected_data): return False # iterate over pairs: raw byte from payload and ASCII code for that byte # from masked payload (or XX if masked) for i in range(len(payload)): p = payload[i] m = masked_expected_data[2 * i:2 * i + 2] if m != "XX": if "%02x" % ord(p) != m: return False return True def verify_ipfix(self, collector_if): """Check the ipfix capture""" found_data_packet = False found_template_packet = False found_l2_data_packet = False found_l2_template_packet = False # Scapy, of course, understands ipfix not at all... # These data vetted by manual inspection in wireshark # X'ed out fields are timestamps, which will absolutely # fail to compare. data_udp_string = "1283128300370000000a002fXXXXXXXX000000000000000101"\ "00001f0000000100000002ac100102ac10020200XXXXXXXXXXXXXXXX0092" template_udp_string = "12831283003c0000000a0034XXXXXXXX00000002000000"\ "010002002401000007000a0004000e000400080004000c000400050001009c00"\ "0801380002" l2_data_udp_string = "12831283003c0000000a0034XXXXXXXX000000010000000"\ "1010100240000000100000002%s02020000ff020008XXXXXXXXXXX"\ "XXXXX0092" % self.pg1.local_mac.translate(None, ":") l2_template_udp_string = "12831283003c0000000a0034XXXXXXXX00000002000"\ "000010002002401010007000a0004000e0004003800060050000601000002009"\ "c000801380002" self.logger.info("Look for ipfix packets on %s sw_if_index %d " % (collector_if.name, collector_if.sw_if_index)) # expecting 4 packets on collector interface based on traffic on other # interfaces capture = collector_if.get_capture(4) for p in capture: ip = p[IP] udp = p[UDP] self.logger.info("src %s dst %s" % (ip.src, ip.dst)) self.logger.info(" udp src_port %s dst_port %s" % (udp.sport, udp.dport)) payload = str(udp) if self.compare_with_mask(payload, data_udp_string): self.logger.info("found ip4 data packet") found_data_packet = True elif self.compare_with_mask(payload, template_udp_string): self.logger.info("found ip4 template packet") found_template_packet = True elif self.compare_with_mask(payload, l2_data_udp_string): self.logger.info("found l2 data packet") found_l2_data_packet = True elif self.compare_with_mask(payload, l2_template_udp_string): self.logger.info("found l2 template packet") found_l2_template_packet = True else: unmasked_payload = "".join(["%02x" % ord(c) for c in payload]) self.logger.error("unknown pkt '%s'" % unmasked_payload) self.assertTrue(found_data_packet, "Data packet not found") self.assertTrue(found_template_packet, "Template packet not found") self.assertTrue(found_l2_data_packet, "L2 data packet not found") self.assertTrue(found_l2_template_packet, "L2 template packet not found") def test_L3_fpp(self): """ Flow per packet L3 test """ # Configure an ipfix report on the [nonexistent] collector # 172.16.3.2, as if it was connected to the pg2 interface # Install a FIB entry, so the exporter's work won't turn into # an ARP request self.pg_enable_capture(self.pg_interfaces) self.pg2.configure_ipv4_neighbors() self.vapi.set_ipfix_exporter(collector_address=self.pg2.remote_ip4n, src_address=self.pg2.local_ip4n, path_mtu=1450, template_interval=1) # Export flow records for all pkts transmitted on pg1 self.vapi.cli("flowperpkt feature add-del pg1") self.vapi.cli("flowperpkt feature add-del pg1 l2") # Arrange to minimally trace generated ipfix packets self.vapi.cli("trace add flowperpkt-ipv4 10") self.vapi.cli("trace add flowperpkt-l2 10") # Create a stream from pg0 -> pg1, which causes # an ipfix packet to be transmitted on pg2 pkts = self.create_stream(self.pg0, self.pg1, self.pg_if_packet_sizes) self.pg0.add_stream(pkts) self.pg_start() # Flush the ipfix collector, so we don't need any # asinine time.sleep(5) action self.vapi.cli("ipfix flush") # Make sure the 4 pkts we expect actually showed up self.verify_ipfix(self.pg2) if __name__ == '__main__': unittest.main(testRunner=VppTestRunner)