45 lines
718 B
Bash
45 lines
718 B
Bash
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#!/bin/bash
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get_old_ip(){
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if [ -f "${1}"ip.txt ]; then
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OLD_IP=$(cat "${1}"ip.txt 2>/dev/null)
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if [ -z "${OLD_IP}" ]; then
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return 1
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else
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return 0
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fi
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else
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return 1
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fi
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}
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get_cur_ip(){
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CUR_IP=$(curl ifconfig.me 2>/dev/null)
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if [ -z "${CUR_IP}" ]; then
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return 1
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else
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return 0
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fi
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}
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get_old_ip "${1}" && {
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get_cur_ip "${1}" && {
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[ "${OLD_IP}" == "${CUR_IP}" ] && {
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echo -n "${CUR_IP}" > "${1}"ip.txt
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echo -n "${CUR_IP}"
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exit 0
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}\
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|| {
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echo -n "${CUR_IP}" > "${1}"ip.txt
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echo -n "${CUR_IP}"
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exit 0
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}
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}
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}\
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|| get_cur_ip "${1}" && {
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echo -n "${CUR_IP}" > "${1}"ip.txt
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echo -n "${CUR_IP}"
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exit 0
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}
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exit "${?}"
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