MangoPI_DietPI/optional/enable_rc.local.sh

#!/bin/bash
if ! [ -f /etc/rc.local ]
then
cat <<'EOF'>>/tmp/rc.local
#!/bin/bash
exit 0
EOF
sudo cp /tmp/rc.local /etc/
sudo chmod +x /etc/rc.local
sudo systemctl disable rc-local
sudo systemctl disable rc.local
fi

if ! [ -f /lib/systemd/system/rc-local.service ]
then
cat <<'EOF'>> /tmp/rc-local.service
#  This file is part of systemd.
#
#  systemd is free software; you can redistribute it and/or modify it
#  under the terms of the GNU Lesser General Public License as published by
#  the Free Software Foundation; either version 2.1 of the License, or
#  (at your option) any later version.

# This unit gets pulled automatically into multi-user.target by
# systemd-rc-local-generator if /etc/rc.local is executable.
[Unit]
Description=/etc/rc.local Compatibility
ConditionFileIsExecutable=/etc/rc.local
After=network.target

[Service]
Type=forking
ExecStart=/etc/rc.local start
TimeoutSec=0
RemainAfterExit=yes
GuessMainPID=no
EOF

sudo cp /tmp/rc-local.service /lib/systemd/system/rc-local.service
sudo systemctl daemon-reload
fi