33 lines
1008 B
Bash
Executable File
33 lines
1008 B
Bash
Executable File
# Prints the local network IPv4 address for a statically defined NIC or search for an IPv4 address on all active NICs.
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run_segment() {
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if shell_is_bsd || shell_is_osx ; then
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all_nics=$(ifconfig 2>/dev/null | awk -F':' '/^[a-z]/ && !/^lo/ { print $1 }')
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for nic in ${all_nics[@]}; do
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ipv4s_on_nic=$(ifconfig ${nic} 2>/dev/null | awk '$1 == "inet" { print $2 }')
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for lan_ip in ${ipv4s_on_nic[@]}; do
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[[ -n "${lan_ip}" ]] && break
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done
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[[ -n "${lan_ip}" ]] && break
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done
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else
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# Get the names of all attached NICs.
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all_nics="$(ip addr show | cut -d ' ' -f2 | tr -d :)"
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all_nics=(${all_nics[@]//lo/}) # Remove lo interface.
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for nic in "${all_nics[@]}"; do
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# Parse IP address for the NIC.
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lan_ip="$(ip addr show ${nic} | grep '\<inet\>' | tr -s ' ' | cut -d ' ' -f3)"
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# Trim the CIDR suffix.
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lan_ip="${lan_ip%/*}"
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# Only display the last entry
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lan_ip="$(echo "$lan_ip" | tail -1)"
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[ -n "$lan_ip" ] && break
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done
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fi
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echo "ⓛ ${lan_ip-N/a}"
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return 0
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}
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