Logster Wrapper

logster.sh

#! /bin/sh

usage() {
cat <<EOF
USAGE: $0 -h HOSTNAME [-p PORT] -f LOGFILE [-d -r]

HOSTNAME - hostname or IP address for the graphite server
PORT - port where the graphite server listens
LOGFILE - the path for the logfile that will be parsed
d - debug mode on
r - dry-run mode on
EOF
}

# --------------------------------------------------------------------
# DEFAULT VALUES
PORT=2003
METRIC="MetricLogster"
DEBUG=""
DRYRUN=""

# --------------------------------------------------------------------
# PARSE COMMAND LINE OPTIONS

while getopts "h:p:f:dr" OPT; do
  case "$OPT" in
    h)  # hostname
      SERVER="$OPTARG"
      ;;
    p)  # port
      PORT="$OPTARG"
      ;;
    f)  # logfile
      LOGFILE="$OPTARG"
      ;;
    r) # dry-run
      DRYRUN="--dry-run"
      ;;
    d) #debug
      DEBUG="--debug"
  esac
done

# --------------------------------------------------------------------
# REQUIRED PARAMETERS VALIDATION

if [ -z $SERVER ]; then
  echo "You must specify the hostname"
  usage >&2
  exit 1
fi

if [ -z $LOGFILE ]; then
  echo "You must specify the logfile"
  usage >&2
  exit 1
fi

# --------------------------------------------------------------------
# LOGSTER EXECUTION
if [ -f $LOGFILE ]; then
        SOCKET=`nc -z $SERVER $PORT`
        if [ "$?" -ne 0 ]; then
          echo "Connection to $SERVER on port $PORT failed"
          exit 1
        else
          echo "Connection to $SERVER on port $PORT succeeded"
          logster $DEBUG $DRYRUN --output=graphite --graphite-host=$SERVER:$PORT $METRIC $LOGFILE
          echo "Logster executed"
          exit 0
        fi
else
        echo "Logfile not found!"
        exit 1
fi