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  1. #!/bin/sh
  2. # captive portal auto-login script for Julianahoeve beach resort (NL)
  3. # Copyright (c) 2021 Dirk Brenken (dev@brenken.org)
  4. # This is free software, licensed under the GNU General Public License v3.
  5. # set (s)hellcheck exceptions
  6. # shellcheck disable=1091,2039,2181,3040
  7. . "/lib/functions.sh"
  8. export LC_ALL=C
  9. export PATH="/usr/sbin:/usr/bin:/sbin:/bin"
  10. set -o pipefail
  11. trm_domain="n23.network-auth.com"
  12. trm_useragent="$(uci_get travelmate global trm_useragent "Mozilla/5.0 (Linux x86_64; rv:90.0) Gecko/20100101 Firefox/90.0")"
  13. trm_captiveurl="$(uci_get travelmate global trm_captiveurl "http://detectportal.firefox.com")"
  14. trm_maxwait="$(uci_get travelmate global trm_maxwait "30")"
  15. trm_fetch="$(command -v curl)"
  16. # get redirect url
  17. #
  18. redirect_url="$(${trm_fetch} --user-agent "${trm_useragent}" --referer "http://www.example.com" --connect-timeout $((trm_maxwait / 6)) --write-out "%{redirect_url}" --silent --show-error --output /dev/null "${trm_captiveurl}")"
  19. [ -z "${redirect_url}" ] && exit 1
  20. # get session cookie
  21. #
  22. "${trm_fetch}" --user-agent "${trm_useragent}" --referer "http://${trm_domain}" --silent --connect-timeout $((trm_maxwait / 6)) --cookie-jar "/tmp/${trm_domain}.cookie" --output /dev/null "${redirect_url}"
  23. session_id="$(awk '/p_splash_session/{print $7}' "/tmp/${trm_domain}.cookie" 2>/dev/null)"
  24. rm -f "/tmp/${trm_domain}.cookie"
  25. [ -z "${session_id}" ] && exit 2
  26. # final login request
  27. #
  28. "${trm_fetch}" --user-agent "${trm_useragent}" --referer "${redirect_url}" --silent --connect-timeout $((trm_maxwait / 6)) --header "Cookie: p_splash_session=${session_id};" --output /dev/null "https://${trm_domain}/Camping-Julianah/hi/IHYW9cx/grant"
  29. [ "${?}" = "0" ] && exit 0 || exit 255