Connect to Virtual Box serial port pipe terminal

socket-term.sh

#!/bin/bash
# Connect to a Virtual Box serial port pipe
# 1. Enable Virtual Box serial port 1 as "Host Pipe", untick "Connect to
#    existing", enter path, e.g "/tmp/apollo"
# 2. Start VM, SSH in and enable terminal and reboot:
#    systemctl enable serial-getty@ttyS0.service
# 3. Connect to port with this script, pass the filename
# 4. Disconnect with escape key Ctrl+O (letter not zero)

if [ $# -ne 1 ]; then echo "Usage: $0 PIPE"; exit 1; fi
set -eux
exec socat -d unix-connect:"$1" stdio,rawer,escape=0x0f