#!/usr/bin/env bash
set -e

echo "================================="
echo "   Runflare Alpine Mirror Setup"
echo "================================="

if [[ ! -f /etc/alpine-release ]]; then
    echo "This script only supports Alpine."
    exit 1
fi

VERSION="v$(cut -d'.' -f1,2 /etc/alpine-release)"

echo "[1/3] Backing up repositories..."
cp /etc/apk/repositories /etc/apk/repositories.bak

echo "[2/3] Writing mirror..."

cat > /etc/apk/repositories <<EOF
http://mirror-linux.runflare.com/alpine/$VERSION/main
http://mirror-linux.runflare.com/alpine/$VERSION/community
EOF

echo "[3/3] Updating package index..."
apk update

echo "Alpine mirror configured."