Script to connect to VPN with OTP on MacOS

vpn_otp_connect.sh

#!/usr/bin/env bash

# CLI VPN connection for macOS
# Created to overcome  macOS Mojave bug
# OSAScript "inspired" from  https://github.com/alfredo/aws_vpn/blob/master/vpnconnection.scpt

CONFIG_FILE_PATH=$HOME/.vpn.mobileconfig

if [ ! -f $CONFIG_FILE_PATH ]; then
	echo Download your .mobileconfig and save it as $CONFIG_FILE_PATH.
	echo Eg. mv Downloads/[email protected] $CONFIG_FILE_PATH
	exit 1
fi

vpn_names_list=($(cat $CONFIG_FILE_PATH | awk '{print $0;}' | grep -a -A1 UserDefinedName | grep string | cut -f 2 -d\> | cut -f 1 -d\< | tr ' ' _))

indexes=
if [ $# -lt 1 ]; then
	echo Usage: $0 [VPN indexes] OTP
	echo Eg: $0 0 1 123456

	echo List of your VPNs and their IDs

	echo ID\| "VPN Name"
	for index in `seq 0 $((${#vpn_names_list[@]}-1))`; do
		echo $index  \| "${vpn_names_list[$index]}" "${vpn_host[index]}"
	done

	exit 2

elif [ $# -eq 1 ]; then
	indexes=$(seq -s ' ' 0 1 $((${#vpn_names_list[@]}-1)))

else # $# > 1
	indexes=${@:1:$#-1}
fi

vpn_otp=${@:$#}
for index in $indexes; do

	vpnname=$(echo ${vpn_names_list[$index]}|tr _ ' ')
	osx_vpn_name="${vpnname}, Not Connected"
	echo "Connecting to: "$osx_vpn_name

	osascript -e '
		tell application "System Preferences"
			reveal pane "Network"
			activate

			tell application "System Events"
				tell process "System Preferences"
				    # Waits until Window 1 is fully loaded
                    repeat until exists window 1
                    end repeat

					tell window 1
						repeat with r in rows of table 1 of scroll area 1
							if (value of attribute "AXValue" of static text 1 of r as string) is equal to "'"$osx_vpn_name"'" then
								select r

								tell group 1
									click button "Authentication Settings…"
								end tell

								tell sheet 1
									set focused of text field 2 to true
									set value of text field 2 to "'"$vpn_otp"'"
									click button "Ok"
								end tell

								click button "Apply"

								delay 1

								tell group 1
									click button "Connect"
								end tell
							end if
						end repeat
					end tell
				end tell
			end tell

			quit
		end tell
	'
done