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41 lines
1.5 KiB
41 lines
1.5 KiB
#!/bin/sh
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# captive portal auto-login script for german ICE hotspots
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# Copyright (c) 2020 Dirk Brenken (dev@brenken.org)
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# This is free software, licensed under the GNU General Public License v3.
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# set (s)hellcheck exceptions
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# shellcheck disable=1091,2016,2039,2059,2086,2143,2181,2188
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export LC_ALL=C
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export PATH="/usr/sbin:/usr/bin:/sbin:/bin"
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set -o pipefail
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if [ "$(uci_get 2>/dev/null; printf "%u" "${?}")" = "127" ]
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then
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. "/lib/functions.sh"
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fi
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trm_domain="www.wifionice.de"
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trm_useragent="$(uci_get travelmate global trm_useragent "Mozilla/5.0 (Linux x86_64; rv:80.0) Gecko/20100101 Firefox/80.0")"
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trm_maxwait="$(uci_get travelmate global trm_maxwait "30")"
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trm_fetch="$(command -v curl)"
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# initial get request to receive & extract a valid security token
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#
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"${trm_fetch}" --user-agent "${trm_useragent}" --referer "http://www.example.com" --silent --connect-timeout $((trm_maxwait/6)) --cookie-jar "/tmp/${trm_domain}.cookie" --output /dev/null "http://${trm_domain}/en/"
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if [ -f "/tmp/${trm_domain}.cookie" ]
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then
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sec_token="$(awk '/csrf/{print $7}' "/tmp/${trm_domain}.cookie")"
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rm -f "/tmp/${trm_domain}.cookie"
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else
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exit 2
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fi
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# final post request/login with valid session cookie/security token
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#
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if [ -n "${sec_token}" ]
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then
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"${trm_fetch}" --user-agent "${trm_useragent}" --silent --connect-timeout $((trm_maxwait/6)) --header "Cookie: csrf=${sec_token}" --data "login=true&CSRFToken=${sec_token}&connect=" --output /dev/null "http://${trm_domain}/en/"
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else
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exit 3
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fi
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