wget, login & cookie

If you need to sign into a site and download a file automatically with wget, here is a shell script for that: #!/bin/sh COOKIE_FILE=cookie.txt LOGIN_URL="http://example.com/login?username=xxxx&password=xxxx" login() { echo "Signing in...." wget --save-cookie cookie.txt $LOGIN_URL return } print_usage() { echo "Usage: $0 [URL]" return } if [ $# -eq 0 ] ; then print_usage exit 1 fi if [ ! -r $COOKIE_FILE ] ; then login fi wget --load-cookie cookie.txt "$1" -O output.file