blob: 94b9a6173f5fb3d306f3fa787a6dc2614fc57989 [file] [log] [blame]
#! /usr/bin/env python
# -*- Mode: python; py-indent-offset: 4; tab-width: 8; indent-tabs-mode: t; -*-
import pprint
import os
import sys
import subprocess
import json
import argparse
import io
import time
from flask import Flask, json, Response, render_template, make_response, request
## Global Var ##
ControllerIP="127.0.0.1"
ControllerPort=8080
DEBUG=0
pp = pprint.PrettyPrinter(indent=4)
app = Flask(__name__)
## Worker Functions ##
def log_error(txt):
print '%s' % (txt)
def debug(txt):
if DEBUG:
print '%s' % (txt)
# @app.route("/wm/flow/get/<flow-id>/json")
# Sample output:
# {"flowId":{"value":"0x5"},"installerId":{"value":"FOOBAR"},"dataPath":{"srcPort":{"dpid":{"value":"00:00:00:00:00:00:00:01"},"port":{"value":0}},"dstPort":{"dpid":{"value":"00:00:00:00:00:00:00:02"},"port":{"value":0}},"flowEntries":[{"flowEntryId":"0x1389","flowEntryMatch":null,"flowEntryActions":null,"dpid":{"value":"00:00:00:00:00:00:00:01"},"inPort":{"value":0},"outPort":{"value":1},"flowEntryUserState":"FE_USER_DELETE","flowEntrySwitchState":"FE_SWITCH_NOT_UPDATED","flowEntryErrorState":null},{"flowEntryId":"0x138a","flowEntryMatch":null,"flowEntryActions":null,"dpid":{"value":"00:00:00:00:00:00:00:02"},"inPort":{"value":9},"outPort":{"value":0},"flowEntryUserState":"FE_USER_DELETE","flowEntrySwitchState":"FE_SWITCH_NOT_UPDATED","flowEntryErrorState":null}]}}
def parse_match(match):
result = []
inPort = match['inPort']
matchInPort = match['matchInPort']
srcMac = match['srcMac']
matchSrcMac = match['matchSrcMac']
dstMac = match['dstMac']
matchDstMac = match['matchDstMac']
ethernetFrameType = match['ethernetFrameType']
matchEthernetFrameType = match['matchEthernetFrameType']
vlanId = match['vlanId']
matchVlanId = match['matchVlanId']
vlanPriority = match['vlanPriority']
matchVlanPriority = match['matchVlanPriority']
srcIPv4Net = match['srcIPv4Net']
matchSrcIPv4Net = match['matchSrcIPv4Net']
dstIPv4Net = match['dstIPv4Net']
matchDstIPv4Net = match['matchDstIPv4Net']
ipProto = match['ipProto']
matchIpProto = match['matchIpProto']
ipToS = match['ipToS']
matchIpToS = match['matchIpToS']
srcTcpUdpPort = match['srcTcpUdpPort']
matchSrcTcpUdpPort = match['matchSrcTcpUdpPort']
dstTcpUdpPort = match['dstTcpUdpPort']
matchDstTcpUdpPort = match['matchDstTcpUdpPort']
if matchInPort == True:
r = "inPort: %s" % inPort['value']
result.append(r)
if matchSrcMac == True:
r = "srcMac: %s" % srcMac['value']
result.append(r)
if matchDstMac == True:
r = "dstMac: %s" % dstMac['value']
result.append(r)
if matchEthernetFrameType == True:
r = "ethernetFrameType: %s" % hex(ethernetFrameType)
result.append(r)
if matchVlanId == True:
r = "vlanId: %s" % vlanId
result.append(r)
if matchVlanPriority == True:
r = "vlanPriority: %s" % vlanPriority
result.append(r)
if matchSrcIPv4Net == True:
r = "srcIPv4Net: %s" % srcIPv4Net['value']
result.append(r)
if matchDstIPv4Net == True:
r = "dstIPv4Net: %s" % dstIPv4Net['value']
result.append(r)
if matchIpProto == True:
r = "ipProto: %s" % ipProto
result.append(r)
if matchIpToS == True:
r = "ipToS: %s" % ipToS
result.append(r)
if matchSrcTcpUdpPort == True:
r = "srcTcpUdpPort: %s" % srcTcpUdpPort
result.append(r)
if matchDstTcpUdpPort == True:
r = "dstTcpUdpPort: %s" % dstTcpUdpPort
result.append(r)
return result
def parse_actions(actions):
result = []
for a in actions:
actionType = a['actionType']
if actionType == "ACTION_OUTPUT":
port = a['actionOutput']['port']['value']
maxLen = a['actionOutput']['maxLen']
r = "actionType: %s port: %s maxLen: %s" % (actionType, port, maxLen)
result.append(r)
if actionType == "ACTION_SET_VLAN_VID":
vlanId = a['actionSetVlanId']['vlanId']
r = "actionType: %s vlanId: %s" % (actionType, vlanId)
result.append(r)
if actionType == "ACTION_SET_VLAN_PCP":
vlanPriority = a['actionSetVlanPriority']['vlanPriority']
r = "actionType: %s vlanPriority: %s" % (actionType, vlanPriority)
result.append(r)
if actionType == "ACTION_STRIP_VLAN":
stripVlan = a['actionStripVlan']['stripVlan']
r = "actionType: %s stripVlan: %s" % (actionType, stripVlan)
result.append(r)
if actionType == "ACTION_SET_DL_SRC":
setEthernetSrcAddr = a['actionSetEthernetSrcAddr']['addr']['value']
r = "actionType: %s setEthernetSrcAddr: %s" % (actionType, setEthernetSrcAddr)
result.append(r)
if actionType == "ACTION_SET_DL_DST":
setEthernetDstAddr = a['actionSetEthernetDstAddr']['addr']['value']
r = "actionType: %s setEthernetDstAddr: %s" % (actionType, setEthernetDstAddr)
result.append(r)
if actionType == "ACTION_SET_NW_SRC":
setIPv4SrcAddr = a['actionSetIPv4SrcAddr']['addr']['value']
r = "actionType: %s setIPv4SrcAddr: %s" % (actionType, setIPv4SrcAddr)
result.append(r)
if actionType == "ACTION_SET_NW_DST":
setIPv4DstAddr = a['actionSetIPv4DstAddr']['addr']['value']
r = "actionType: %s setIPv4DstAddr: %s" % (actionType, setIPv4DstAddr)
result.append(r)
if actionType == "ACTION_SET_NW_TOS":
setIpToS = a['actionSetIpToS']['ipToS']
r = "actionType: %s setIpToS: %s" % (actionType, setIpToS)
result.append(r)
if actionType == "ACTION_SET_TP_SRC":
setTcpUdpSrcPort = a['actionSetTcpUdpSrcPort']['port']
r = "actionType: %s setTcpUdpSrcPort: %s" % (actionType, setTcpUdpSrcPort)
result.append(r)
if actionType == "ACTION_SET_TP_DST":
setTcpUdpDstPort = a['actionSetTcpUdpDstPort']['port']
r = "actionType: %s setTcpUdpDstPort: %s" % (actionType, setTcpUdpDstPort)
result.append(r)
if actionType == "ACTION_ENQUEUE":
port = a['actionEnqueue']['port']['value']
queueId = a['actionEnqueue']['queueId']
r = "actionType: %s port: %s queueId: %s" % (actionType, port, queueId)
result.append(r)
return result
def print_flow_path(parsedResult):
flowId = parsedResult['flowId']['value']
installerId = parsedResult['installerId']['value']
flowPathType = parsedResult['flowPathType']
flowPathUserState = parsedResult['flowPathUserState']
flowPathFlags = parsedResult['flowPathFlags']['flags']
idleTimeout = parsedResult['idleTimeout']
hardTimeout = parsedResult['hardTimeout']
srcSwitch = parsedResult['dataPath']['srcPort']['dpid']['value']
srcPort = parsedResult['dataPath']['srcPort']['port']['value']
dstSwitch = parsedResult['dataPath']['dstPort']['dpid']['value']
dstPort = parsedResult['dataPath']['dstPort']['port']['value']
match = parsedResult['flowEntryMatch'];
actions = parsedResult['flowEntryActions']['actions']
flowPathFlagsStr = ""
if (flowPathFlags & 0x1):
if flowPathFlagsStr:
flowPathFlagsStr += ","
flowPathFlagsStr += "DISCARD_FIRST_HOP_ENTRY"
if (flowPathFlags & 0x2):
if flowPathFlagsStr:
flowPathFlagsStr += ","
flowPathFlagsStr += "KEEP_ONLY_FIRST_HOP_ENTRY"
print "FlowPath: (flowId = %s installerId = %s flowPathType = %s flowPathUserState = %s flowPathFlags = 0x%x(%s) src = %s/%s dst = %s/%s idleTimeout = %s hardTimeout = %s)" % (flowId, installerId, flowPathType, flowPathUserState, flowPathFlags, flowPathFlagsStr, srcSwitch, srcPort, dstSwitch, dstPort, idleTimeout, hardTimeout)
#
# Print the common match conditions
#
if match == None:
print " Match: %s" % (match)
else:
parsedMatch = parse_match(match)
for l in parsedMatch:
print " %s" % l
#
# Print the actions
#
parsedActions = parse_actions(actions)
for l in parsedActions:
print " %s" % l
#
# Print each Flow Entry
#
for f in parsedResult['dataPath']['flowEntries']:
flowEntryId = f['flowEntryId']
idleTimeout = f['idleTimeout']
hardTimeout = f['hardTimeout']
dpid = f['dpid']['value']
userState = f['flowEntryUserState']
switchState = f['flowEntrySwitchState']
match = f['flowEntryMatch'];
actions = f['flowEntryActions']['actions']
print " FlowEntry: (%s, %s, %s, %s, idleTimeout = %s, hardTimeout = %s)" % (flowEntryId, dpid, userState, switchState, idleTimeout, hardTimeout)
#
# Print the match conditions
#
if match == None:
print " Match: %s" % (match)
else:
parsedMatch = parse_match(match)
for l in parsedMatch:
print " %s" % l
#
# Print the actions
#
parsedActions = parse_actions(actions)
for l in parsedActions:
print " %s" % l
def get_flow_path(flow_id):
try:
command = "curl -s \"http://%s:%s/wm/flow/get/%s/json\"" % (ControllerIP, ControllerPort, flow_id)
debug("get_flow_path %s" % command)
result = os.popen(command).read()
debug("result %s" % result)
if len(result) == 0:
print "No Flow found"
return;
parsedResult = json.loads(result)
debug("parsed %s" % parsedResult)
except:
log_error("Controller IF has issue")
exit(1)
print_flow_path(parsedResult)
def get_all_flow_paths():
try:
command = "curl -s \"http://%s:%s/wm/flow/getall/json\"" % (ControllerIP, ControllerPort)
debug("get_all_flow_paths %s" % command)
result = os.popen(command).read()
debug("result %s" % result)
if len(result) == 0:
print "No Flows found"
return;
parsedResult = json.loads(result)
debug("parsed %s" % parsedResult)
except:
log_error("Controller IF has issue")
exit(1)
for flowPath in parsedResult:
print_flow_path(flowPath)
if __name__ == "__main__":
usage_msg1 = "Usage:\n"
usage_msg2 = "%s <flow_id> : Print flow with Flow ID of <flow_id>\n" % (sys.argv[0])
usage_msg3 = " all : Print all flows\n"
usage_msg = usage_msg1 + usage_msg2 + usage_msg3;
# app.debug = False;
# Usage info
if len(sys.argv) > 1 and (sys.argv[1] == "-h" or sys.argv[1] == "--help"):
print(usage_msg)
exit(0)
# Check arguments
if len(sys.argv) < 2:
log_error(usage_msg)
exit(1)
# Do the work
if sys.argv[1] == "all":
get_all_flow_paths()
else:
get_flow_path(sys.argv[1])