Unifi network probe

unifi-probe.sh

#!/bin/bash
SWITCH_IP="$1"
SSH_OPTS="-o Tunnel=no -o PermitLocalCommand=no -o ControlPath=none"
mac_output=$(ssh $SSH_OPTS "$SWITCH_IP" 'swctrl mac show')
mca_output=$(ssh $SSH_OPTS "$SWITCH_IP" 'mca-dump')
poe_output=$(ssh $SSH_OPTS "$SWITCH_IP" 'swctrl poe show')
lldp_output=$(ssh $SSH_OPTS "$SWITCH_IP" 'swctrl lldp show')
printf "%-6s %-20s %-25s %-18s %-15s %-10s %-25s\n" "Port" "Port Name" "Device Name" "MAC Address" "IP Address" "PoE (W)" "Neighbor"
printf "%s\n" "-----------------------------------------------------------------------------------------------------------------------------------------------------"
mac_lines=$(echo "$mac_output" | awk 'NR>2 && /^[[:space:]]*[0-9]+/')
while read -r line; do
    port=$(echo "$line" | awk '{print $1}')
    mac=$(echo "$line" | awk '{print $3}')
    ip=$(echo "$line" | grep -oE '([0-9]{1,3}\.){3}[0-9]{1,3}' | head -n1)
    [ -z "$ip" ] && ip="-"
    device_name=$(echo "$line" | awk '{ if (NF>=5 && $5 !~ /^[0-9]+$/) print $5; else print "-" }')
    [ "$device_name" = "(no name)" ] && device_name="-"
    port_name=$(echo "$mca_output" | jq -r '.lldp_table[] | select(.local_port_idx=='"$port"') | .local_port_name' | head -n1)
    [ -z "$port_name" ] && port_name="-"
    trunk_check=$(echo "$mca_output" | jq -r '.port_table[] | select((.is_uplink==true or .lag_member==true) and .port_idx=='"$port"') | .port_idx' | head -n1)
    port_label="$port"
    [ ! -z "$trunk_check" ] && port_label="${port}t"
    watts=$(echo "$poe_output" | awk -v p="$port" '$1==p {print $(NF-2)}' | head -n1)
    [ -z "$watts" ] && watts="-"
    neighbor=$(echo "$lldp_output" | awk -v p="$port" 'NR>2 { if ($1==p) {print $4 " (" $2 ")"; exit } }')
    [ -z "$neighbor" ] && neighbor="-"
    printf "%-6s %-20s %-25s %-18s %-15s %-10s %-25s\n" "$port_label" "$port_name" "$device_name" "$mac" "$ip" "$watts" "$neighbor"
done <<< "$mac_lines"