docker-entrypoint

#!/bin/bash -ex

if [ -z "$API_PASSWORD" ]
then
   API_PASSWORD=$(dd if=/dev/urandom bs=18 count=1 2>/dev/null | base64)
   echo "API_PASSWORD:" $API_PASSWORD
fi

if [ -z "$ADMIN_PASSWORD" ]
then
   ADMIN_PASSWORD=$(dd if=/dev/urandom bs=18 count=1 2>/dev/null | base64)
   echo "ADMIN_PASSWORD:" $ADMIN_PASSWORD
fi

nut-scanner > /etc/nut/ups.conf

cat > /etc/nut/upsd.conf <<EOF
LISTEN 0.0.0.0 3493
EOF

cat > /etc/nut/upsd.users <<EOF
[admin]
        password = $ADMIN_PASSWORD
        actions = set
        actions = fsd
        instcmds = all

[monitor]
        password = $API_PASSWORD
        upsmon master
EOF

# upsmon settings shared across all UPSes
cat > /etc/nut/upsmon.conf <<EOF
SHUTDOWNCMD "$SHUTDOWN_CMD"
EOF

# upsmon settings per-UPS
for upsnum in $(seq $UPS_COUNT)
do
cat >> /etc/nut/upsmon.conf <<EOF
MONITOR nutdev-usb$upsnum@localhost 1 monitor $API_PASSWORD primary
EOF
done

chgrp -R nut /etc/nut /dev/bus/usb
chmod -R o-rwx /etc/nut

/usr/sbin/upsdrvctl start
/usr/sbin/upsd
exec /usr/sbin/upsmon -D