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validate blocklist URL before adding to the database (#3237)

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Signed-off-by: Adam Warner <me@adamwarner.co.uk>

Co-authored-by: DL6ER <dl6er@dl6er.de>
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Adam Warner 2020-03-31 21:48:10 +01:00 • committed by GitHub
parent 0fad979206
commit 7d19ee1b25
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2 changed files with 33 additions and 10 deletions
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9
gravity.sh
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@ -374,7 +374,14 @@ gravity_DownloadBlocklists() {
esac
echo -e " ${INFO} Target: ${url}"
gravity_DownloadBlocklistFromUrl "${url}" "${cmd_ext}" "${agent}" "${sourceIDs[$i]}" "${saveLocation}" "${target}"
local regex
# Check for characters NOT allowed in URLs
regex="[^a-zA-Z0-9:/?&%=~._-]"
if [[ "${url}" =~ ${regex} ]]; then
echo -e " ${CROSS} Invalid Target"
else
gravity_DownloadBlocklistFromUrl "${url}" "${cmd_ext}" "${agent}" "${sourceIDs[$i]}" "${saveLocation}" "${target}"
fi
echo ""
done