94 lines
1.6 KiB
Bash
Executable File
94 lines
1.6 KiB
Bash
Executable File
#!/bin/sh
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# FUNCTIONS ###########################################################
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# script usage
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usage() {
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>&2 cat <<EOF
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ADLIN token generator
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EOF
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}
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# token generator
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token_generator() {
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{
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echo -n ${PKEY}
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for d
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do
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echo -n :${d}
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done
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} | b2sum | cut -d ' ' -f 1
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}
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# JSON token format helper
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token_format() {
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local TID=$1
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local TOKEN=$2
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shift 2
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[ $# -gt 0 ] && {
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local DATA=',
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"data": [';
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for d; do
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[ -z "$Z" ] && Z=1 || DATA="$DATA, "
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DATA="$DATA\"$d\""
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done
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DATA="$DATA]"
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}
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>&2 cat <<EOF
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{
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"login": "${ULGN}",
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"challenge": ${TID},
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"token": "${TOKEN}"${DATA}
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}
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EOF
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}
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# /proc/cmdline parser (from Gentoo Wiki)
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cmdline() {
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local value
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value=" $(cat /proc/cmdline) "
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value="${value##* $1=}"
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value="${value%% *}"
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[ "$value" != "" ] && echo "$value"
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}
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# GLOBAL VARIABLES ####################################################
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ULGN=$(cmdline adlin.login)
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PKEY=$(cmdline adlin.key)
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# MAIN ################################################################
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[ $# -lt 1 ] && { usage; exit 1; }
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case "$1" in
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token1|token2)
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HDATA=42
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;;
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token3|token6)
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DATA=$(date +%s%N)
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;;
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token4)
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echo "$1 is not here! Perhaps it has been accidentally deleted?" >&2
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exit 2
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;;
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token5)
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HDATA=$(dig +short +time=1 +tries=0 adlin.nemunai.re $2 | sed 's/"//g') || {
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echo "Try again! Your resolver settings seems not good :(" >&2
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exit 3
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}
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echo $HDATA | grep "not here" 2> /dev/null && exit 3
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;;
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*)
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echo "Invalid argument: $1" >&2
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usage
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exit 1
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;;
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esac
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token_format "${1#token}" "$(token_generator ${1#token} ${HDATA} ${DATA})" ${DATA}
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