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GH-906: Fix the regex in url.zeek to better match for find_all_urls

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This commit is contained in:
Tim Wojtulewicz 2020-04-13 12:43:54 -07:00
parent ce9183a2ed
commit 0d31d39de9
3 changed files with 19 additions and 3 deletions
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5
scripts/base/utils/urls.zeek
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@ -1,7 +1,10 @@
##! Functions for URL handling.
## A regular expression for matching and extracting URLs.
const url_regex = /^([a-zA-Z\-]{3,5})(:\/\/[^\/?#"'\r\n><]*)([^?#"'\r\n><]*)([^[:blank:]\r\n"'><]*|\??[^"'\r\n><]*)/ &redef;
## This is the @imme_emosol regex from https://mathiasbynens.be/demo/url-regex, adapted for Zeek. It's
## not perfect for all of their test cases, but it's one of the shorter ones that covers most of the
## test cases.
const url_regex = /^(https?|ftp):\/\/(-\.)?([^[:blank:]\/?\.#-]+\.?)+(\/[^[:blank:]]*)?/ &redef;
## A URI, as parsed by :zeek:id:`decompose_uri`.
type URI: record {