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bash wget - check if file exists at url before downloading
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#!/bin/bash | |
# simple function to check http response code before downloading a remote file | |
# example usage: | |
# if `validate_url $url >/dev/null`; then dosomething; else echo "does not exist"; fi | |
function validate_url(){ | |
if [[ `wget -S --spider $1 2>&1 | grep 'HTTP/1.1 200 OK'` ]]; then echo "true"; fi | |
} |
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