video_playback: Check "host" parameter validity

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Samantaz Fox 2022-02-11 01:36:53 +01:00
parent 955e3de56d
commit 01135db80a
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@ -14,12 +14,18 @@ module Invidious::Routes::VideoPlayback
end
if query_params["host"]? && !query_params["host"].empty?
host = "https://#{query_params["host"]}"
host = query_params["host"]
query_params.delete("host")
else
host = "https://r#{fvip}---#{mns.pop}.googlevideo.com"
host = "r#{fvip}---#{mns.pop}.googlevideo.com"
end
# Sanity check, to avoid being used as an open proxy
if !host.matches?(/[\w-]+.googlevideo.com/)
return error_template(400, "Invalid \"host\" parameter.")
end
host = "https://#{host}"
url = "/videoplayback?#{query_params}"
headers = HTTP::Headers.new