Initial set of Fabric switch test cases
Change-Id: I86fd2b67d3b773aa496f5ef61f1e1fdf51fd9925
diff --git a/Fabric/Utilities/platforms/bpp.py b/Fabric/Utilities/platforms/bpp.py
new file mode 100644
index 0000000..ba4e99a
--- /dev/null
+++ b/Fabric/Utilities/platforms/bpp.py
@@ -0,0 +1,89 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
+"""
+Platform configuration file
+platform == bpp
+"""
+
+###############################################################################
+#
+# This platform assumes BPP VPI specifications on the command line.
+#
+###############################################################################
+
+import sys
+import os
+import argparse
+import subprocess
+import dppv
+
+# The port specification is passed via the "--platform-args" option to OFTest.
+# Note that we must guard against abbreviations supported by argparse
+if not "--platform-args" in " ".join(sys.argv):
+ raise Exception("--platform-args must be specified")
+
+ap = argparse.ArgumentParser("bpp")
+ap.add_argument("--platform-args")
+(ops, rest) = ap.parse_known_args()
+
+if not "@" in ops.platform_args:
+ # Assume it is just a device name. Get the ports from the track database.
+ if "," in ops.platform_args:
+ (type_, d) = ops.platform_args.split(",")
+ else:
+ (type_, d) = ("udp", ops.platform_args)
+
+ trackScript = "/usr/bin/track"
+ if not os.path.exists(trackScript):
+ raise Exception("Cannot find the track script (looked at %s" % trackScript)
+
+ ports = eval("[" + subprocess.check_output([trackScript, "getports", d]) + "]")
+ ops.platform_args = type_ + "," + ",".join( "%s@%s:%s" % (p, d, p) for p in ports)
+
+ print "new platform_args: ", ops.platform_args
+ exit;
+#
+###############################################################################
+
+vpi_port_map = {}
+ports = ops.platform_args.split(",")
+bpptype = "udp"
+if ports[0] == "udp" or ports[0] == "tcp":
+ bpptype = ports.pop(0)
+
+for ps in ports:
+ (p, vpi) = ps.split("@")
+ vpi_port_map[int(p)] = "bpp|%s|%s" % (bpptype, vpi)
+
+print vpi_port_map;
+
+def platform_config_update(config):
+ """
+ Update configuration for the remote platform
+
+ @param config The configuration dictionary to use/update
+ This routine defines the port map used for this configuration
+ """
+
+ global vpi_port_map
+ config["port_map"] = vpi_port_map.copy()
+ config["caps_table_idx"] = 0
+ #
+ # The class for DataPlanePorts must be specified here:
+ #
+ config['dataplane'] = { 'portclass': dppv.DataPlanePortVPI }
+ config['allow_user'] = True
diff --git a/Fabric/Utilities/platforms/dppv.py b/Fabric/Utilities/platforms/dppv.py
new file mode 100644
index 0000000..da7de65
--- /dev/null
+++ b/Fabric/Utilities/platforms/dppv.py
@@ -0,0 +1,95 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
+###############################################################################
+#
+# DataPlanePort implementation for VPI platforms.
+#
+# The VPI-based platforms available here (bpp and vpi) depend upon
+# this module for the implementation of the OFTest DataPlanePort interface.
+#
+###############################################################################
+import sys
+import os
+import logging
+import time
+
+from oftest import config
+
+# Requires the libvpi and pyvpi packages
+from vpi import vpi
+
+class DataPlanePortVPI:
+ """
+ Class defining a port monitoring VPI object.
+
+ """
+
+ #
+ # OFTest creates and destroys DataPlanePorts for each test.
+ # We just cache them here.
+ cachedVPIs = {}
+
+ def vpiInit(self, interface_name, port_number, pcap_dir="."):
+ self.vpiSpec = interface_name;
+ if self.vpiSpec in self.cachedVPIs:
+ self.vpi = self.cachedVPIs[self.vpiSpec]
+ else:
+ self.vpi = vpi.Vpi(self.vpiSpec)
+ pcapspec = "pcapdump|%s/oft-port%.2d.pcap|mpls|PORT%d" % (pcap_dir, port_number, port_number)
+ self.vpi.AddSendRecvListener(pcapspec);
+ self.cachedVPIs[self.vpiSpec] = self.vpi
+
+ return self.vpi
+
+
+ def __init__(self, interface_name, port_number):
+ """
+ Set up a port monitor object
+ @param interface_name The name of the physical interface like eth1
+ @param port_number The port number associated with this port
+ """
+ self.interface_name = interface_name
+ self.port_number = port_number
+ logname = "VPI:" + interface_name
+ self.logger = logging.getLogger(logname)
+
+ path = "."
+ if config['log_file']:
+ path = config['log_file']
+
+ if self.vpiInit(interface_name, port_number,
+ os.path.dirname(os.path.abspath(path))) == None:
+ raise Exception("Could not create VPI interface %s" % interface_name)
+
+ self.logger.info("VPI: %s:%d\n" % (interface_name, port_number))
+
+ def fileno(self):
+ return self.vpi.DescriptorGet()
+
+ def recv(self):
+ pkt = self.vpi.Recv(False)
+ return (pkt, time.time())
+
+ def send(self, packet):
+ """
+ Send a packet to the dataplane port
+ @param packet The packet data to send to the port
+ @retval The number of bytes sent
+ """
+ _len = len(packet);
+ self.vpi.Send(packet)
+ return _len;
diff --git a/Fabric/Utilities/platforms/eth.py b/Fabric/Utilities/platforms/eth.py
new file mode 100644
index 0000000..056edce
--- /dev/null
+++ b/Fabric/Utilities/platforms/eth.py
@@ -0,0 +1,44 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
+"""
+Eth platform
+
+This platform uses the --interface command line option to choose the ethernet interfaces.
+"""
+
+def platform_config_update(config):
+ """
+ Update configuration for the local platform
+
+ @param config The configuration dictionary to use/update
+ """
+
+ port_map = {}
+
+ for (ofport, interface) in config["interfaces"]:
+ port_map[ofport] = interface
+
+ # Default to a veth configuration compatible with the reference switch
+ if not port_map:
+ port_map = {
+ 1: 'veth1',
+ 2: 'veth3',
+ 3: 'veth5',
+ 4: 'veth7',
+ }
+
+ config['port_map'] = port_map
diff --git a/Fabric/Utilities/platforms/local.py b/Fabric/Utilities/platforms/local.py
new file mode 100644
index 0000000..7caa1e5
--- /dev/null
+++ b/Fabric/Utilities/platforms/local.py
@@ -0,0 +1,38 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
+"""
+Local platform
+
+This platform uses veth pairs to send packets to and from a userspace
+switch. The switch should be connected to veth0, veth2, veth4, and veth6.
+"""
+
+def platform_config_update(config):
+ """
+ Update configuration for the local platform
+
+ @param config The configuration dictionary to use/update
+ """
+ base_of_port = 1
+ base_if_index = 1
+ port_count = 4
+
+ port_map = {}
+ # Use every other veth interface (veth1, veth3, ...)
+ for idx in range(port_count):
+ port_map[base_of_port + idx] = "veth%d" % (base_if_index + 2 * idx)
+ config['port_map'] = port_map
diff --git a/Fabric/Utilities/platforms/ovs-dummy.py b/Fabric/Utilities/platforms/ovs-dummy.py
new file mode 100644
index 0000000..1d81091
--- /dev/null
+++ b/Fabric/Utilities/platforms/ovs-dummy.py
@@ -0,0 +1,155 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
+"""
+Dummy platform
+
+This platform uses Open vSwitch dummy interfaces.
+"""
+
+import logging
+import os
+import select
+import socket
+import struct
+import sys
+import time
+from threading import Thread
+from threading import Lock
+
+RCV_TIMEOUT = 10000
+RUN_DIR = os.environ.get("OVS_RUNDIR", "/var/run/openvswitch")
+
+class DataPlanePortOVSDummy:
+ """
+ Class defining a port monitoring object that uses Unix domain
+ sockets for ports, intended for connecting to Open vSwitch "dummy"
+ netdevs.
+ """
+
+ def __init__(self, interface_name, port_number, max_pkts=1024):
+ """
+ Set up a port monitor object
+ @param interface_name The name of the physical interface like eth1
+ @param port_number The port number associated with this port
+ @param max_pkts Maximum number of pkts to keep in queue
+ """
+ self.interface_name = interface_name
+ self.max_pkts = max_pkts
+ self.port_number = port_number
+ self.txq = []
+ self.rxbuf = ""
+ logname = "dp-" + interface_name
+ self.logger = logging.getLogger(logname)
+ try:
+ self.socket = DataPlanePortOVSDummy.interface_open(interface_name)
+ except:
+ self.logger.info("Could not open socket")
+ raise
+ self.logger.info("Opened port monitor (class %s)", type(self).__name__)
+
+ @staticmethod
+ def interface_open(interface_name):
+ """
+ Open a Unix domain socket interface.
+ @param interface_name port name as a string such as 'eth1'
+ @retval s socket
+ """
+ s = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
+ s.settimeout(RCV_TIMEOUT)
+ s.setblocking(0)
+ s.connect("%s/%s" % (RUN_DIR, interface_name))
+ return s
+
+ def __del__(self):
+ if self.socket:
+ self.socket.close()
+
+ def fileno(self):
+ """
+ Return an integer file descriptor that can be passed to select(2).
+ """
+ return self.socket.fileno()
+
+ def recv(self):
+ while True:
+ rout, wout, eout = select.select([self.socket], [], [], 0)
+ if not rout:
+ return
+
+ if len(self.rxbuf) < 2:
+ n = 2 - len(self.rxbuf)
+ else:
+ frame_len = struct.unpack('>h', self.rxbuf[:2])[0]
+ n = (2 + frame_len) - len(self.rxbuf)
+
+ data = self.socket.recv(n)
+ self.rxbuf += data
+ if len(data) == n and len(self.rxbuf) > 2:
+ rcvtime = time.time()
+ packet = self.rxbuf[2:]
+ self.logger.debug("Pkt len " + str(len(packet)) +
+ " in at " + str(rcvtime) + " on port " +
+ str(self.port_number))
+ self.rxbuf = ""
+ return (packet, rcvtime)
+
+ def send(self, packet):
+ if len(self.txq) < self.max_pkts:
+ self.txq.append(struct.pack('>h', len(packet)) + packet)
+ retval = len(packet)
+ else:
+ retval = 0
+ self.__run_tx()
+ return retval
+
+ def __run_tx(self):
+ while self.txq:
+ rout, wout, eout = select.select([], [self.socket], [], 0)
+ if not wout:
+ return
+
+ retval = self.socket.send(self.txq[0])
+ if retval > 0:
+ self.txq[0] = self.txq[0][retval:]
+ if len(self.txq[0]) == 0:
+ self.txq = self.txq[1:]
+
+ def down(self):
+ pass
+
+ def up(self):
+ pass
+
+# Update this dictionary to suit your environment.
+dummy_port_map = {
+ 1 : "p1",
+ 2 : "p2",
+ 3 : "p3",
+ 4 : "p4"
+}
+
+def platform_config_update(config):
+ """
+ Update configuration for the dummy platform
+
+ @param config The configuration dictionary to use/update
+ """
+ global dummy_port_map
+ config["port_map"] = dummy_port_map.copy()
+ config["caps_table_idx"] = 0
+ config["dataplane"] = {"portclass": DataPlanePortOVSDummy}
+ config["allow_user"] = True
diff --git a/Fabric/Utilities/platforms/remote.py b/Fabric/Utilities/platforms/remote.py
new file mode 100644
index 0000000..95d1e25
--- /dev/null
+++ b/Fabric/Utilities/platforms/remote.py
@@ -0,0 +1,39 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
+"""
+Remote platform
+
+This platform uses physical ethernet interfaces.
+"""
+
+# Update this dictionary to suit your environment.
+remote_port_map = {
+ 23 : "eth2",
+ 24 : "eth3",
+ 25 : "eth4",
+ 26 : "eth5"
+}
+
+def platform_config_update(config):
+ """
+ Update configuration for the remote platform
+
+ @param config The configuration dictionary to use/update
+ """
+ global remote_port_map
+ config["port_map"] = remote_port_map.copy()
+ config["caps_table_idx"] = 0
diff --git a/Fabric/Utilities/platforms/veth8.py b/Fabric/Utilities/platforms/veth8.py
new file mode 100644
index 0000000..665e250
--- /dev/null
+++ b/Fabric/Utilities/platforms/veth8.py
@@ -0,0 +1,39 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
+"""
+veth8 platform
+
+This platform uses 8 veth pairs. The switch should connect to veth0, veth2, ..., veth14.
+"""
+
+def platform_config_update(config):
+ """
+ Update configuration for the local platform
+
+ @param config The configuration dictionary to use/update
+ """
+
+ config['port_map'] = {
+ 1: 'veth1',
+ 2: 'veth3',
+ 3: 'veth5',
+ 4: 'veth7',
+ 5: 'veth9',
+ 6: 'veth11',
+ 7: 'veth13',
+ 8: 'veth15',
+ }
diff --git a/Fabric/Utilities/platforms/vpip.py b/Fabric/Utilities/platforms/vpip.py
new file mode 100644
index 0000000..5efea77
--- /dev/null
+++ b/Fabric/Utilities/platforms/vpip.py
@@ -0,0 +1,65 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
+"""
+Platform configuration file
+platform == vpi
+"""
+
+###############################################################################
+#
+# This platform module allows VPI port specifications on the command line.
+#
+###############################################################################
+
+import sys
+import os
+import argparse
+import dppv
+
+# The port specification is passed via the "--platform-args" option to OFTest.
+# Note that we must guard against abbreviations supported by argparse
+if not "--platform-args" in " ".join(sys.argv):
+ raise Exception("--platform-args must be specified")
+
+ap = argparse.ArgumentParser("vpi")
+ap.add_argument("--platform-args")
+(ops, rest) = ap.parse_known_args()
+
+vpi_port_map = {}
+ports = ops.platform_args.split(",")
+for ps in ports:
+ (p, vpi) = ps.split("@")
+ vpi_port_map[int(p)] = vpi
+
+print vpi_port_map;
+
+def platform_config_update(config):
+ """
+ Update configuration for the remote platform
+
+ @param config The configuration dictionary to use/update
+ This routine defines the port map used for this configuration
+ """
+
+ global vpi_port_map
+ config["port_map"] = vpi_port_map.copy()
+ config["caps_table_idx"] = 0
+ #
+ # The class for DataPlanePorts must be specified here:
+ #
+ config['dataplane'] = { 'portclass': dppv.DataPlanePortVPI }
+ config['allow_user'] = True