This automatically outputs the concatenated OTP+Password that the OPNsense admin login fields expects when you're using a 2FA protected account. Requires 1Password CLI

get_opnsense_password.sh

#!/usr/bin/env bash

vault_item_uuid="YOUR VAULT ITEM UUID"
opnsense_otp=$(op item get ${vault_item_uuid} --otp)
opnsense_pwd=$(op item get ${vault_item_uuid} --fields password)

# "pbcopy" is a macOS only built-in that copies whatever was piped to it to the system clipboard

echo -n "$opnsense_otp$opnsense_pwd" | pbcopy