Kping

simple

#!/bin/bash

# kping - simple history ping
# programmed by Kenneth Burgener <kenneth@oeey.com> (SEP 2011)

if [ "$1" = "" ] ; then
  echo "Usage: hping [host]"
  exit 1
fi

while true ; do
  ping -c 1 -W 1 $1 > /dev/null
  if [ $? -eq 0 ] ; then
    echo -n "."
    sleep 1
  else
    echo -n "-"
    sleep .05   # ugly to allow ctrl-c
  fi
done

echo ""

line wrap

with new lines at 60 seconds

#!/bin/bash

# kping - simple history ping
# programmed by Kenneth Burgener <kenneth@oeey.com> (SEP 2011)

if [ "$1" = "" ] ; then
  echo "Usage: hping [host]"
  exit 1
fi

count=0
while true ; do
  ping -c 1 -W 1 $1 > /dev/null
  if [ $? -eq 0 ] ; then
    echo -n "."
    sleep 1
  else
    echo -n "-"
    sleep .05
  fi
  count=$(( count + 1 ))
  if [ $count -eq 60 ] ; then
    echo
    count=0
  fi
done

echo ""

audio bell and minute count

#!/bin/bash


# kping - visual ping history
# Programmed by Kenneth Burgener <kenneth@oeey.com> (SEP 2011)
#
# Change Log:
#   Sep 2012 - Initial version
#   Oct 2011 - minute wrap
#   Jul 2012 - added options, audio bell, minute count, restart flag


UPBELL=false    # audio bell on ping recovery
DOWNBELL=false  # audio bell on ping loss
RESTART=false   # restart minute count on state change

while getopts "aAr" Option
do
    case $Option in
        a )
            DOWNBELL=true ;;
        A )
            UPBELL=true ;;
        r )
            RESTART=true ;;
        * )
            echo "Error: Invalid option!"
            exit 1
            ;;
    esac
done
shift $(($OPTIND - 1))

if [ $# -ne 1 ] ; then
    echo "Usage: $0 [-a:DOWNBELL] [-A:UPBELL] [-r:RESTART] <SERVER>"
    echo "  UPBELL   - audio bell on ping recovery"
    echo "  DOWNBELL - audio bell on ping loss"
    echo "  RESTART  - restart minute count on state change"
    exit 1
fi

# minute and seconds count
MAXCOUNT=60
count=0
minutes=0

# restart condition
NEWSTATE=1
OLDSTATE=1
DORESTART=false

printf "%03d " $minutes
while true ; do

    # check ping state
    ping -c 1 -W 1 $1 > /dev/null
    if [ $? -eq 0 ] ; then
        NEWSTATE=1
        echo -n "."
        if $UPBELL ; then
            echo -en "\a"
        fi
        sleep 1
    else
        NEWSTATE=0
        echo -n "-"
        if $DOWNBELL ; then
            echo -en "\a"
        fi
        sleep .05
    fi

    # minute restart condition
    if [ $RESTART == true -a $NEWSTATE -ne $OLDSTATE ] ; then
        DORESTART=true
    fi
    OLDSTATE=$NEWSTATE

    # minute and second count
    count=$(( count + 1 ))
    if [ $count -eq $MAXCOUNT -o $DORESTART == true ] ; then
        echo
        minutes=$(( minutes + 1 ))
        printf "%03d " $minutes
        count=0
        DORESTART=false
    fi

done

echo ""