#!/bin/bash
set -e
#Detect Operation System

if command -v apt >/dev/null 2>&1; then
    echo "Detected apt-based system"
    sudo apt update
    sudo apt install -y wget curl tar 

elif command -v dnf >/dev/null 2>&1; then
    echo "Detected dnf-based system"
    sudo dnf install -y wget curl tar 

else
    echo "Unsupported package manager"
    exit 1
fi

# Download Node Exporter
CN_URL="https://s3.cloudyun.top/downloads/cadvisor-v0.55.1-linux-amd64"
GLOBAL_URL="https://github.com/prometheus/blackbox_exporter/releases/download/v0.28.0/blackbox_exporter-0.28.0.linux-amd64.tar.gz"
TARGET=/tmp/cAdvisor
is_cn=false

echo "Detecting geographic location..."
COUNTRY=$(curl -s --max-time 3 https://ipinfo.littlediary.cn/country || true)
if [ "$COUNTRY" = "CN" ]; then
    is_cn=true
fi


if [ "$is_cn" = true ]; then
    echo "Geolocation: China mainland detected"
    DOWNLOAD_URL="$CN_URL"
else
    echo "Geolocation: non-China region detected"
    DOWNLOAD_URL="$GLOBAL_URL"
fi

echo "Downloading from: $DOWNLOAD_URL"
curl -fL -o "$TARGET" "$DOWNLOAD_URL"