From 07fc2644a237187dd4c5680e88f4adadbf533603 Mon Sep 17 00:00:00 2001 From: Cody Hiar Date: Wed, 12 Aug 2015 12:06:23 -0600 Subject: Initial commit of the working files --- segments/lan_ip.sh | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100755 segments/lan_ip.sh (limited to 'segments/lan_ip.sh') diff --git a/segments/lan_ip.sh b/segments/lan_ip.sh new file mode 100755 index 0000000..fe97dad --- /dev/null +++ b/segments/lan_ip.sh @@ -0,0 +1,32 @@ +# Prints the local network IPv4 address for a statically defined NIC or search for an IPv4 address on all active NICs. + +run_segment() { + if shell_is_bsd || shell_is_osx ; then + all_nics=$(ifconfig 2>/dev/null | awk -F':' '/^[a-z]/ && !/^lo/ { print $1 }') + for nic in ${all_nics[@]}; do + ipv4s_on_nic=$(ifconfig ${nic} 2>/dev/null | awk '$1 == "inet" { print $2 }') + for lan_ip in ${ipv4s_on_nic[@]}; do + [[ -n "${lan_ip}" ]] && break + done + [[ -n "${lan_ip}" ]] && break + done + else + # Get the names of all attached NICs. + all_nics="$(ip addr show | cut -d ' ' -f2 | tr -d :)" + all_nics=(${all_nics[@]//lo/}) # Remove lo interface. + + for nic in "${all_nics[@]}"; do + # Parse IP address for the NIC. + lan_ip="$(ip addr show ${nic} | grep '\' | tr -s ' ' | cut -d ' ' -f3)" + # Trim the CIDR suffix. + lan_ip="${lan_ip%/*}" + # Only display the last entry + lan_ip="$(echo "$lan_ip" | tail -1)" + + [ -n "$lan_ip" ] && break + done + fi + + echo "ⓛ ${lan_ip-N/a}" + return 0 +} -- cgit v1.2.3