#!/bin/sh 

##
## Test driver script
##

usage() {
    echo "Usage: $0 [opts] <report>"
    echo "  Where report is a name that will be used for report files"
    echo ""
    echo "  Where opts are:"
    echo "  -d          : do not submit a report for this run"
    echo "  -b          : do not ask any questions (batch mode)"
    echo "  -g <group>  : run a group test set"
    echo "                available goups are:"
    echo "                "`ls grouptest`
    echo "  -e <email>  : set email address for report"
    echo "  -r <url>    : url of test results repository to use"
    echo "  -s <report> : just submit report <report>"
    echo "  -u          : unsafe -- do not run the sanity checks before starting"
    echo "  -md         : all created domains are xend-'managed' domains"
    echo "  -h | --help : show this help"
}

# Just submit the report
submit_report() {

    reportfile=$1

    ./lib/XmTestReport/Report.py $reportserver $reportfile
}

# Generate XML result report from output file
make_result_report() {
    output=$1
    reportfile=$2
    if ! ./lib/XmTestReport/ResultReport.py $output > $reportfile; then
	echo "Unable to generate clean ResultReport"
	echo "Take a look at $report"
	exit 1
    fi
}

# Collect environment information for XML report
make_environment_report() {
    os=$1
    prog=$2
    if ! ./lib/XmTestReport/OSReport.py > $os; then
	echo "Unable to generate clean OSReport"
	echo "Take a look at $os"
	exit 1
    fi
    if ! ./lib/XmTestReport/ProgReport.py > $prog; then
	echo "Unable to generate clean ProgReport"
	echo "Take a look at $prog"
	exit 1
    fi
}

# Check conditions needed to actually run the tests
runnable_tests() {	
    # Make sure we're root
    uid=$(id -u)
    if [ $uid != 0 ]; then 
	echo "ERROR: I must be run as root!"
	exit 1
    fi

    # See if the ramdisk has been built
    rdsize=$(stat -Lc %s ramdisk/initrd.img 2>/dev/null)
    if [ -z "$rdsize" ] || [ $rdsize -le 16384 ]; then
	echo "Cannot find a valid ramdisk.  You need to run \"make\" or"
	echo "copy in a previously-built ramdisk to the ramdisk/ directory"
	exit 1
    fi

    # Figure out the version of the ramdisk link and compare it
    # to what it should be as a cheap way of making sure we're
    # using the right version
    realrd=$(readlink ramdisk/initrd.img)
    eval $(./lib/XmTestReport/xmtest.py)
    ARCH=$(uname -m | sed -e s/i.86/i386/)
    rrdver="initrd-${XM_TEST_MAJ}.${XM_TEST_MIN}-${ARCH}.img"
    exp_flag=0
    realarch=`echo $realrd | awk -F- '{print $3}' | awk -F. '{print $1}'`
    rrdarch=`echo $rrdver | awk -F- '{print $3}' | awk -F. '{print $1}'`
    if [ "$realarch" = "i386" -a "$rrdarch" = "x86_64" ]; then
	exp_flag=1
    fi
    if [ $exp_flag -eq 0 -a "$realrd" != "$rrdver" ]; then
	echo "Error: ramdisk/initrd.img is from an old version, or is not for this "
        echo "architecture ($ARCH)."
	echo "You need to build a ramdisk from at least ${XM_TEST_MAJ}.${XM_TEST_MIN}"
	#exit 1
    fi

    # See if xend is running
    if ! xm list >/dev/null 2>&1; then
	echo "'xm list' failed: is xend running?"
	exit 1
    fi

    # Run a few sample tests to make sure things are working
    # before we take the plunge
    echo "Running sanity checks..."
    make -C tests/_sanity check 2>&1 | grep REASON
    if [ $? -eq 0 ]; then
        echo "Sanity checks failed"
        exit 1
    fi

}


# Get contact info if needed
get_contact_info() {
    
    if [ ! -f contact_info ]; then
	if [ "$batch" = "yes" ]; then
	    echo "Unable to read contact_info!"
	    echo "Please run me once interactively before using batch mode!"
	    exit 1
	else
	    echo "Please provide your email address so that we can "
	    echo "contact you if we need further information concerning"
	    echo "your results.  Any information provided will be"
	    echo "kept private.  If you wish to remain anonymous, please"
	    echo "hit [ENTER] now."
	    
	    while ! echo "$EMAIL" | grep -q '@'; do
		echo
		echo -n "Your email address: "
		read EMAIL
		if [ -z $EMAIL ]; then
		    EMAIL="anonymous@somewhere.com"
		fi
	    done
	    echo $EMAIL > contact_info
	fi
    fi
}

# Run the tests
run_tests() {
    groupentered=$1
    output=$2
    report=$3
    startfile=${report}.start
    stopfile=${report}.stop

    date -R > $startfile
    exec <  grouptest/$groupentered
    while read casename testlist; do
       echo Running $casename tests...
       echo "*** case $casename from group $groupentered" >> $output
       if [ -z "$testlist" ]; then
          echo "*** Running tests for case $casename" >> $output
          (cd tests/$casename && TEST_VERBOSE=1 make -k check) >> $output 2>&1
       else
          echo "*** Running tests $testlist from case $casename" >> $output
          (cd tests/$casename && TEST_VERBOSE=1 make -k check TESTS="$testlist") >> $output 2>&1
       fi

    done
    date -R > $stopfile

}

# Generate some plain-text reports
make_text_reports() {
    passfail=$1
    failures=$2
    output=$3
    reportfile=$4
    report=$5
    summary=summary.tmp
    startfile=${report}.start
    stopfile=${report}.stop
    echo "Making PASS/FAIL report ($passfail)..."
    cat $OUTPUT | egrep '(REASON|PASS|FAIL|XPASS|XFAIL|SKIP)' | perl -pe 's/^(PASS|FAIL|XPASS|XFAIL)(.+)$/$1$2\n/' > $passfail
    
    echo "Making FAIL report ($failures)..."
    cat $passfail | egrep '(REASON|FAIL)' > $failures
    
    NUMPASS=`grep -c PASS $output`
    NUMFAIL=`grep -c FAIL $output`
    NUMXPASS=`grep -c XPASS $output`
    NUMXFAIL=`grep -c XFAIL $output`
    START=`cat $startfile`
    STOP=`cat $stopfile`
    cat > $summary << EOF
Xm-test timing summary:
  Run Started : $START
  Run Stoped  : $STOP
Xm-test execution summary:
  PASS:  $NUMPASS
  FAIL:  $NUMFAIL
  XPASS: $NUMXPASS
  XFAIL: $NUMXFAIL
EOF
    
    cat $summary > $reportfile
    
    echo -e '\n\nDetails:\n' >> $reportfile
    
    ./mkreport $passfail >> $reportfile

    rm $summary
}

############
### Main ###
############

# Defaults
MAXFAIL=10
report=yes
reportserver=${xmtest_repo:-'http://xmtest.dague.org/cgi-bin/report-results'}
batch=no
run=yes
unsafe=no
GROUPENTERED=default

unset XM_MANAGED_DOMAINS

# Resolve options
while [ $# -gt 0 ]
  do
  case "$1" in
      -d)
	  echo "(Skipping report submission)"
	  report=no
	  ;;
      -b)
	  echo "(Batch mode)"
	  batch=yes
	  ;;
      -e)
	  shift
	  echo $1 > contact_info
	  echo "(Email set to $1)"
	  ;;
      -g)
	  shift
          GROUPENTERED=$1
          if [ ! -f grouptest/$GROUPENTERED ]; then
             echo "No file for group $GROUPENTERED"
             exit 1
          fi
	  ;;
      -r)
	  shift
	  reportserver=$1
	  ;;
      -s)
	  run=no
	  ;;
      -u)
	  echo "(Unsafe mode)"
	  unsafe=yes
	  report=no
	  ;;
      -md)
          echo "(use managed domains)"
          export XM_MANAGED_DOMAINS=1
          ;;
      -h|--help)
          usage
          exit 0
          ;;
      *)
	  REPORT=$1
	  break
	  ;;
  esac
  shift
done

# Usage
if [ -z $REPORT ]; then
	usage
	exit 1
fi

# Output files
OSREPORTTEMP=${REPORT}.os.xml
PROGREPORTTEMP=${REPORT}.prog.xml
RESULTREPORTTEMP=${REPORT}.result.xml
XMLREPORT=${REPORT}.xml
OUTPUT=${REPORT}.output
SUMMARY=${REPORT}.summary
PASSFAIL=${REPORT}.passfail
TXTREPORT=${REPORT}.report
FAILURES=${REPORT}.failures
	
#  Make sure permissions are correct
chmod a+x lib/XmTestReport/*
chmod a+x mkreport mergereport

if [ ! -f contact_info ]; then
    if [ "$batch" = "yes" ]; then
	echo "Unable to read contact_info"
	echo "You must run me interactively once!"
	exit 1
    else
	get_contact_info
    fi
fi

if [ "$GROUPENTERED" != "default" ]; then
   report=no;
fi

if [ "$run" != "no" ]; then
    if [ "$unsafe" = "no" ]; then
      runnable_tests
    fi
    rm -f $REPORT"*"
    if [ "$unsafe" = "no" ]; then
      make_environment_report $OSREPORTTEMP $PROGREPORTTEMP
    fi
    run_tests $GROUPENTERED $OUTPUT $REPORT
    make_text_reports $PASSFAIL $FAILURES $OUTPUT $TXTREPORT $REPORT
    if [ "$unsafe" = "no" ]; then
      make_result_report $OUTPUT $RESULTREPORTTEMP
      cat $OSREPORTTEMP $PROGREPORTTEMP $RESULTREPORTTEMP > $XMLREPORT
      rm $OSREPORTTEMP $PROGREPORTTEMP $RESULTREPORTTEMP
    fi
fi

if [ "$report" = "yes" ]; then
    if [ ! -f "$XMLREPORT" ]; then
	echo "No such file: $XMLREPORT"
	exit 1
    fi
    submit_report $XMLREPORT
fi
