#!/bin/bash
# MyLogin.world: connects this openmediavault to your dashboard, then installs openmediavault-mylogin 1.0.0 and runs `mylogin-omv setup`.
# Run the command your dashboard shows: --code is valid 24 hours, --address is where you open openmediavault.
set -euo pipefail
usage() { echo "Usage: bash <(wget -qO- https://mylogin.world.compas.cs.stonybrook.edu/install/omv) --code <code> --address <address>. Copy the command from your dashboard." >&2; exit 1; }
code= address=
while [ $# -gt 0 ]; do
  [ $# -ge 2 ] || usage
  case $1 in --code) code=$2 ;; --address) address=$2 ;; *) usage ;; esac
  shift 2
done
[ -n "$code" ] && [ -n "$address" ] || usage
[ "$(id -u)" = 0 ] || { echo "Run this as root (sudo -i) on openmediavault." >&2; exit 1; }
[ -x /usr/sbin/omv-rpc ] || { echo "This is not openmediavault." >&2; exit 1; }
dpkg --compare-versions "$(dpkg-query -W -f '${Version}' openmediavault)" ge 8.5.1 || { echo "This needs openmediavault 8.5.1 or later: update it first." >&2; exit 1; }
arch=$(dpkg --print-architecture)
case $arch in
  amd64) file=openmediavault-mylogin_1.0.0_amd64.deb sum=2b96bc0fd4fe91891b0b0668a46eb743b61aa6aeee54d6526f41e60aff7b0f65 ;;
  arm64) file=openmediavault-mylogin_1.0.0_arm64.deb sum=0064dddb64a1355caa43bb44b4d38a5bbf7fa407dc7dcba57d8a4e839874b57f ;;
  armhf) file=openmediavault-mylogin_1.0.0_armhf.deb sum=074048c32cdd80a1dca7114daff064c810953b08a3d04c8667eea805de5acec0 ;;
  *) echo "Unsupported architecture: $arch" >&2; exit 1 ;;
esac
# wget, not curl: openmediavault ships wget. With --content-on-error the error body is printed; the exit status says whether it worked
ok=1
body=$(jq -n --arg code "$code" --arg address "$address" --arg hostname "$(hostname)" '{$code, $address, $hostname}' |
  wget -qO- --content-on-error --header='content-type: application/json' --post-file=/dev/stdin https://mylogin.world.compas.cs.stonybrook.edu/install/omv) || ok=0
field() { printf %s "$body" | jq -r "try (.$1 | strings) catch empty" 2>/dev/null || true; }
[ "$ok" = 1 ] || { msg=$(field error.message); echo "${msg:-Could not reach https://mylogin.world.compas.cs.stonybrook.edu. Try again.}" >&2; exit 1; }
slug=$(field slug) relay=$(field relay) app_url=$(field appUrl) admin=$(field admin)
dir=$(mktemp -d); trap 'rm -rf "$dir"' EXIT; chmod 755 "$dir"
wget -qO "$dir/$file" https://mylogin.world.compas.cs.stonybrook.edu/downloads/omv/"$file"
echo "$sum  $dir/$file" | sha256sum -c --quiet - || { echo "Checksum mismatch; nothing installed." >&2; exit 1; }
chmod 644 "$dir/$file"
apt-get install -y "$dir/$file"
mylogin-omv setup --slug "$slug" --relay "$relay" --app-url "$app_url" --admin "$admin"