subiquity/bin/subiquity-service

#!/bin/sh
port=tty1
export PYTHONPATH=$SNAP/lib/python3.8/site-packages

if [ -n "$1" ]; then
   port=$1
fi

# Stops some dmesg from overwriting the TUI.
/bin/dmesg -n 1

# Stop the systemd service completion messages from doing the same.
# The systemd(1) manpage documents SIGRTMIN+21 as a method to set
# show_status=0.  Without this, ongoing services such as the casper-md5check
# can result in service status message being written on top of the TUI.
/bin/kill "-SIGRTMIN+21" 1

if [ "$port" = "tty1" ]; then
	$SNAP/bin/subiquity-loadkeys
	setfont $SNAP/subiquity.psf
	exec /sbin/agetty -n --noclear -l $PYTHON -o $SNAP/usr/bin/subiquity $port $TERM
else
	exec /sbin/agetty -n --keep-baud -l $PYTHON -o "$SNAP/usr/bin/subiquity --serial" $port 115200,38400,9600 $TERM
fi