Simple curl based download manager

It resumes downloads and loops till the file is downloaded. On  the anvil-A conf file which can be parsed for list of urls.

It even shuts down after a predetermined interval.

#!/bin/bash

url="$1"

#export CURLOPT_CONNECTTIMEOUT=200000

#export CURLOPT_TIMEOUT=200000

#See if the last char in path is a slash. Else add it

#lchr=`expr substr $targetDIR ${#targetDIR} 1`

#lchr=${targetDIR#${targetDIR%?}}

minstoshutdown=120
sudo shutdown -h +$minstoshutdown &
sleeptime=10

syntax="\

Syntax:

    cdown [URL]"
if [ "$url" = "" ]

then

  echo "You need to url a file to upload!"

  echo $syntax

  exit 1

fi
coman="curl -C - -J -O $url"

echo "Command is :"

echo $coman
excode=1

text="Starting download...."

tries=0
while [ "$excode" -ne "0" ];

do

  echo

  let tries++

  echo $text$tries

  eval $coman
  excode=$?
  echo

  echo "Exited with code - $excode"

  echo

  if [ "$excode" -eq "6" ]

  then

    echo "Your internet connection seems to be down!"

  fi

  echo "Waiting $sleeptime secs before trying again..."

  sleep $sleeptime;

  text="Restarting download...Attempt No: "

done
if [ "$excode" -eq "0" ]

then

  echo "Completed upload after $tries tries"

else

  echo "Tried $tries times. Upload was interrupted."

fi[/code]