# ScaleOutTemplate --> CbenchBM
#
# CASE1 starts number of nodes specified in param file
#
# cameron@onlab.us

import sys
import os
import os.path


class SCPFcbench:

    def __init__( self ):
        self.default = ''

    def CASE1( self, main ):

        import time
        import os
        global init
        main.case("pre-condition for cbench test.")

        try:
            if type(init) is not bool:
                init = False
        except NameError:
            init = False

        # -- INIT SECTION, ONLY RUNS ONCE -- #
        if init == False:
            init = True
            try:
                from tests.dependencies.ONOSSetup import ONOSSetup
                main.testSetUp = ONOSSetup()
            except ImportError:
                main.log.error( "ONOSSetup not found. exiting the test" )
                main.exit()
            main.testSetUp.envSetupDescription()
            stepResult = main.FALSE
            try:
                # Load values from params file
                BENCHIp = main.params['BENCH']['ip1']
                BENCHUser = main.params['BENCH']['user']
                CBENCHuser = main.params['CBENCH']['user']
                MN1Ip = os.environ[main.params['MN']['ip1']]
                main.maxNodes = int(main.params['availableNodes'])
                main.cellName = main.params['ENV']['cellName']
                main.apps = main.params['ENV']['cellApps']
                main.scale = (main.params['SCALE']).split(",")

                stepResult = main.testSetUp.envSetup( hasCli=False )
            except Exception as e:
                main.testSetUp.envSetupException( e )
            main.testSetUp.evnSetupConclusion( stepResult )
            main.commit = ( main.commit.split( " " ) )[ 1 ]
        # -- END OF INIT SECTION --#

        main.testSetUp.ONOSSetUp( MN1Ip, True, hasCli=False,
                                  cellName=main.cellName )

        for i in range(5):
            main.ONOSbench.onosCfgSet(main.ONOSip[0], "org.onosproject.fwd.ReactiveForwarding","packetOutOnly true")
            time.sleep(5)
            main.ONOSbench.handle.sendline("onos $OC1 cfg get|grep packetOutOnly")
            main.ONOSbench.handle.expect(":~")
            check = main.ONOSbench.handle.before
            if "value=true" in check:
                main.log.info("cfg set successful")
                stepResult = main.TRUE
                break
            if i == 4:
                main.log.info("Cfg set failed")
                stepResult = main.FALSE
            else:
                time.sleep(5)

        utilities.assert_equals( expect=main.TRUE,
                                 actual=stepResult,
                                 onpass="Successfully configure onos for cbench test ",
                                 onfail="Failed to configure onos for cbench test" )


    def CASE2( self, main ):
        main.case("Running Cbench")
        main.step("Issuing cbench commands and grab returned results")
        validFlag = False
        cbenchCMD = main.params[ 'TEST' ][ 'cbenchCMD' ]
        mode = main.params[ 'TEST' ][ 'mode' ]
        if mode != "t":
            mode = " "

        runCbench = ( "ssh " + CBENCHuser + "@" + main.ONOSip[0] + " " + cbenchCMD + mode )
        main.ONOSbench.handle.sendline(runCbench)
        time.sleep(30)
        main.ONOSbench.handle.expect(":~")
        output = main.ONOSbench.handle.before
        main.log.info(output)

        output = output.splitlines()
        for line in output:
            if "RESULT: " in line:
                validFlag = True
                print line
                resultLine = line.split(" ")
                for word in resultLine:
                    if word == "min/max/avg/stdev":
                        resultsIndex = resultLine.index(word)
                        print resultsIndex
                        break

                finalDataString = resultLine[resultsIndex + 2]
                print finalDataString
                finalDataList = finalDataString.split("/")
                avg = finalDataList[2]
                stdev = finalDataList[3]

                main.log.info("Average: \t\t\t" + avg)
                main.log.info("Standard Deviation: \t" + stdev)

                try:
                    dbFileName="/tmp/CbenchDB"
                    dbfile = open(dbFileName, "w+")
                    temp = "'" + main.commit + "',"
                    temp += "'" + mode + "',"
                    temp += "'" + avg + "',"
                    temp += "'" + stdev + "'\n"
                    dbfile.write(temp)
                    dbfile.close()
                    main.ONOSbench.logReport(main.ONOSip[0], ["ERROR", "WARNING", "EXCEPT"], outputMode="d")
                except IOError:
                    main.log.warn("Error opening " + dbFileName + " to write results.")

                stepResult = main.TRUE
                break
        if ( validFlag == False ):
            main.log.warn("Cbench Test produced no valid results!!!!")
            stepResult = main.FALSE

        utilities.assert_equals( expect=main.TRUE,
                                 actual=stepResult,
                                 onpass="Successfully tested onos for cbench. ",
                                 onfail="Failed to obtain valid onos cbench result!" )