53 lines
1.8 KiB
Bash
53 lines
1.8 KiB
Bash
#!/bin/zsh
|
|
|
|
__zsh_is_public_ipv4() {
|
|
local ip=$1
|
|
if [[ $ip =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
|
|
IFS='.' read -r -A ADDR <<< "$ip"
|
|
if [[ ${ADDR[1]} -eq 10 ]]; then
|
|
return 1
|
|
elif [[ ${ADDR[1]} -eq 172 && ${ADDR[2]} -ge 16 && ${ADDR[2]} -le 31 ]]; then
|
|
return 1
|
|
elif [[ ${ADDR[1]} -eq 192 && ${ADDR[2]} -eq 168 ]]; then
|
|
return 1
|
|
else
|
|
return 0
|
|
fi
|
|
else
|
|
return 1
|
|
fi
|
|
}
|
|
|
|
__zsh_get_ipv4() {
|
|
local ipv4=$(ip route get 1.1.1.1 | head -1 | awk '{print $7}')
|
|
if __zsh_is_public_ipv4 $ipv4; then echo "$ipv4"; return 0; fi
|
|
ipv4=$(ip route get 1.1.1.1 | head -1 | awk '{print $NF}')
|
|
if __zsh_is_public_ipv4 $ipv4; then echo "$ipv4"; return 0; fi
|
|
ipv4=$(curl -4 -s ifconfig.me)
|
|
if __zsh_is_public_ipv4 $ipv4; then echo "$ipv4"; return 0; fi
|
|
ipv4=$(host -4 myip.opendns.com resolver1.opendns.com | grep "myip.opendns.com has" | awk '{print $4}')
|
|
if __zsh_is_public_ipv4 $ipv4; then echo "$ipv4"; return 0; fi
|
|
# echo "No public IPv4 address found"
|
|
return 1
|
|
}
|
|
|
|
__zsh_get_ipv6() {
|
|
if [[ "$(ip -6 route get 2001:4860:4860::8888 2>&1 | awk '{print $NF}')" == "unreachable" ]]; then
|
|
echo "No IPv6 connectivity"
|
|
return 1
|
|
fi
|
|
local ipv6=$(ip route get 2001:4860:4860::8888 | head -1 | awk '{print $11}')
|
|
if [[ $ipv6 =~ ^([0-9a-fA-F]{0,4}:){7}[0-9a-fA-F]{0,4}$ ]]; then echo "$ipv6"; return 0; fi
|
|
ipv6=$(ip route get 2001:4860:4860::8888 | head -1 | awk '{print $NF}')
|
|
if [[ $ipv6 =~ ^([0-9a-fA-F]{0,4}:){7}[0-9a-fA-F]{0,4}$ ]]; then echo "$ipv6"; return 0; fi
|
|
ipv6=$(curl -6 -s ifconfig.me)
|
|
if [[ $ipv6 =~ ^([0-9a-fA-F]{0,4}:){7}[0-9a-fA-F]{0,4}$ ]]; then echo "$ipv6"; return 0; fi
|
|
# echo "No public IPv6 address found"
|
|
return 1
|
|
}
|
|
|
|
__zsh_get_ip() {
|
|
__zsh_get_ipv4
|
|
__zsh_get_ipv6
|
|
}
|