Curl Shell Script To Purge Cache From Bitgravity Content Delivery Network

#!/bin/bash
# A simple shell script to purge Bitgravity cdn cache using API and curl 
# command line. Tested on RHEL 6.x, Debian 6.x, and Ubuntu Linux
# ----------------------------------------------------------------------------
# Written by Vivek Gite <http://www.cyberciti.biz/>
# (c) 2012 nixCraft under GNU GPL v2.0+
# ----------------------------------------------------------------------------
# Last updated: 22/May/2012
# ----------------------------------------------------------------------------
 
######*** SET ME FIRST ***#####
# api keys #
akid="you@example.com_or_YOUR-API-USERNAME"
akpass="YOUR-API-PASSWORD"
 
 
# 1 disable it, 0 enable it - show debug info?
_debug=1
 
# 1 disable it, 0 enable it - only show success / fail message?
_quite=0
 
# either curl or wget
_purge="/usr/bin/curl -I"
 
 
## CDN domain ##
origin="$1"
 
## file ##
file="$2"
myurl="${origin}${file}"
 
 
[ $# -eq 0 ] && { echo "Usage $0: cdn.example.net /path/to/file.js"; exit 1 ; }
 
## Calculate md5 ##
md5="${akpass}/service/?api=proxycache&method=purge&object=${myurl}&accessKeyId=${akid}"
hash="$(echo -n "$md5" | md5sum )"
 
## Build final url for $_curl ##
url="http://wsa-api.bitgravity.com/service/?api=proxycache&method=purge&object=${myurl}&accessKeyId=${akid}&h=${hash}"
 
 
## Show debug info ? ##
[ $_debug -eq 0 ] && { 
### debug ###
echo
echo "************** [ DEBUG  ] ***********************"
echo "MD5 url: $md5"
echo "MD5 hash: $hash"
echo "$url"
echo "**************************************************"
echo 
}
 
## Purge it ##
[ $_quite -eq 0 ]  &&  $_purge  -I  "$url" || { $_purge  -I  "$url" &>/dev/null && echo "Sucess with HTTP/200" || echo "Failed."; }

#!/bin/bash
# bulk_purge.sh
# Written by Vivek Gite <http://www.cyberciti.biz/>
# (c) 2012 nixCraft under GNU GPL v2.0+
# ----------------------------------------------------
_purge="/path/to/purge_script.sh"
_urls="/path/to/urls.txt"
while IFS= read -r domain file
do 
    $_purge "$domain" "$file"
done < "${_urls}"