Files
m2pool_payment/internal/server.go
2025-10-16 18:54:27 +08:00

297 lines
8.1 KiB
Go

package server
import (
"encoding/hex"
"encoding/json"
"fmt"
"log"
"m2pool-payment/internal/blockchain"
"m2pool-payment/internal/blockchain/eth"
"m2pool-payment/internal/crypto"
message "m2pool-payment/internal/msg"
rmq "m2pool-payment/internal/queue"
"os"
"os/signal"
"strings"
"syscall"
)
const MSG_KEY string = "9f3c7a12"
// 状态码常量
const (
STATUS_FAILED = 0 // 失败
STATUS_SUCCESS = 1 // 成功
STATUS_PENDING = 2 // 待确认
STATUS_VERIFY_FAILED = 3 // 验证失败
)
type ServerCtx struct {
Config message.Config
blockChainServer *blockchain.BlockChainServer
rmqServer *rmq.RabbitMQServer
}
var s_ctx ServerCtx
// verifyMessage 验证消息签名
func verifyMessage(timestamp uint64, sign string) bool {
hash_byte := crypto.Sha256Hash(fmt.Sprintf("%x", timestamp) + MSG_KEY)
hash := hex.EncodeToString(hash_byte)
return hash == sign
}
func loadConfig() {
file, err := os.ReadFile("config.json")
if err != nil {
panic(fmt.Sprintf("读取配置文件失败: %v", err))
}
err = json.Unmarshal(file, &s_ctx.Config)
if err != nil {
panic(fmt.Sprintf("解析配置文件失败: %v", err))
}
log.Printf("✅ 配置加载成功: RPC=%s, WS=%s",
s_ctx.Config.ETHConfig.RpcURL, s_ctx.Config.ETHConfig.WsURL)
}
func initBlockChainServer() {
// 初始化节点服务
node_server := blockchain.NewBlockChainServer()
// 初始化ETH节点
eth_node, err := eth.NewETHNode(s_ctx.Config.ETHConfig, "m2pool")
if err != nil {
log.Fatalf("ETH-Node Start error: %v", err)
}
// 注册ETH节点
node_server.RegisterChain("ETH", eth_node)
// 将所有注册的blockChainServer绑定至server
s_ctx.blockChainServer = node_server
log.Println("✅ 区块链服务初始化完成")
}
func initRmqServer() {
// 初始化rmq服务
rmq_server, err := rmq.NewRabbitMQServer(s_ctx.Config.RMQConfig)
if err != nil {
log.Fatalf("RabbitMQ Server Start error: %v", err)
}
// 将rmq服务绑定至server
s_ctx.rmqServer = rmq_server
log.Printf("✅ RabbitMQ服务初始化完成: %s", s_ctx.Config.RMQConfig.SubAddr)
}
func handleTopupMsg() {
s_ctx.rmqServer.OnTopupMsg = func(msg message.TopupMsg_req) {
msg.Address = strings.ToLower(msg.Address)
// 验证签名
if !verifyMessage(msg.Timestamp, msg.Sign) {
err := s_ctx.rmqServer.PublishTopupResp(message.TopupMsg_resp{
Address: msg.Address,
Status: STATUS_VERIFY_FAILED,
Chain: msg.Chain,
Symbol: msg.Symbol,
Amount: 0,
TxHash: "",
})
if err != nil {
log.Printf("❌ 发布充值失败响应失败: %v", err)
}
return
}
// 添加监听地址
s_ctx.blockChainServer.AddAddress(msg.Chain, msg.Address, msg)
}
}
func handleWithdrawMsg() {
s_ctx.rmqServer.OnWithdrawMsg = func(msg message.WithdrawMsg_req) {
msg.FromAddress = strings.ToLower(msg.FromAddress)
msg.ToAddress = strings.ToLower(msg.ToAddress)
// 验证签名
if !verifyMessage(msg.Timestamp, msg.Sign) {
err := s_ctx.rmqServer.PublishWithdrawResp(message.WithdrawMsg_resp{
QueueId: msg.QueueId,
Status: STATUS_VERIFY_FAILED,
Chain: msg.Chain,
Symbol: msg.Symbol,
Amount: 0,
TxHash: "",
})
if err != nil {
log.Printf("❌ 发布提现失败响应失败: %v", err)
}
return
}
// 执行转账
err := s_ctx.blockChainServer.Transfer(msg.Chain, msg.Symbol, msg)
if err != nil {
log.Printf("❌ 提现转账失败: %v", err)
// 发送失败响应
s_ctx.rmqServer.PublishWithdrawResp(message.WithdrawMsg_resp{
QueueId: msg.QueueId,
Status: STATUS_FAILED,
Amount: msg.Amount,
Chain: msg.Chain,
Symbol: msg.Symbol,
TxHash: "",
})
}
}
}
func handlePayMsg() {
s_ctx.rmqServer.OnPayMsg = func(msg message.PayMsg_req) {
msg.FromAddress = strings.ToLower(msg.FromAddress)
msg.ToAddress = strings.ToLower(msg.ToAddress)
// 验证签名
if !verifyMessage(msg.Timestamp, msg.Sign) {
err := s_ctx.rmqServer.PublishPayResp(message.PayMsg_resp{
QueueId: msg.QueueId,
Status: STATUS_VERIFY_FAILED,
Amount: msg.Amount,
Chain: msg.Chain,
Symbol: msg.Symbol,
OrderId: msg.OrderId,
TxHash: "",
})
if err != nil {
log.Printf("❌ 发布支付失败响应失败: %v", err)
}
return
}
// 执行转账
err := s_ctx.blockChainServer.Transfer(msg.Chain, msg.Symbol, msg)
if err != nil {
log.Printf("❌ 支付转账失败: %v", err)
// 发送失败响应
s_ctx.rmqServer.PublishPayResp(message.PayMsg_resp{
QueueId: msg.QueueId,
Status: STATUS_FAILED,
Amount: msg.Amount,
Chain: msg.Chain,
Symbol: msg.Symbol,
OrderId: msg.OrderId,
TxHash: "",
})
}
}
}
func initRmqListen() {
// ================== 设置 RabbitMQ 消息处理回调 ==================
// 先设置所有回调(同步执行,避免竞态)
handleTopupMsg()
handleWithdrawMsg()
handlePayMsg()
// 回调设置完成后,再启动 RabbitMQ 监听
if err := s_ctx.rmqServer.Start(); err != nil {
log.Fatalf("启动 RabbitMQ 监听失败: %v", err)
}
log.Println("✅ RabbitMQ 监听启动完成")
}
func handleChainEvent(chainEventCh chan any) {
for event := range chainEventCh {
// 添加 panic 恢复,防止单个消息处理错误导致整个 goroutine 退出
func() {
defer func() {
if r := recover(); r != nil {
log.Printf("❌ 处理链上事件 panic: %v, event: %+v", r, event)
}
}()
// 根据消息类型发送不同的响应
switch msg := event.(type) {
case message.TopupMsg_resp:
// 充值确认
if msg.Status == STATUS_PENDING {
log.Printf("📨 [链上] 充值待确认: Address=%s, Amount=%.2f, TxHash=%s",
msg.Address, msg.Amount, msg.TxHash)
} else {
log.Printf("✅ [链上] 充值确认: Address=%s, Amount=%.2f, TxHash=%s, Status=%d",
msg.Address, msg.Amount, msg.TxHash, msg.Status)
}
err := s_ctx.rmqServer.PublishTopupResp(msg)
if err != nil {
log.Printf("❌ 发送充值响应失败: %v", err)
}
case message.WithdrawMsg_resp:
// 提现确认
log.Printf("✅ [链上] 提现确认: QueueId=%s, Amount=%.2f, TxHash=%s, Status=%d",
msg.QueueId, msg.Amount, msg.TxHash, msg.Status)
err := s_ctx.rmqServer.PublishWithdrawResp(msg)
if err != nil {
log.Printf("❌ 发送提现响应失败: %v", err)
}
case message.PayMsg_resp:
// 支付确认
log.Printf("✅ [链上] 支付确认: QueueId=%s, OrderId=%s, Amount=%.2f, TxHash=%s, Status=%d",
msg.QueueId, msg.OrderId, msg.Amount, msg.TxHash, msg.Status)
err := s_ctx.rmqServer.PublishPayResp(msg)
if err != nil {
log.Printf("❌ 发送支付响应失败: %v", err)
}
default:
log.Printf("⚠️ 未知消息类型: %T", event)
}
}()
}
}
func Start() {
log.Println("========================================")
log.Println("🚀 M2Pool Payment System Starting...")
log.Println("========================================")
// 加载配置
loadConfig()
// ================== 初始化区块链节点 ==================
initBlockChainServer()
// ================== 初始化 RabbitMQ 服务 ==================
initRmqServer()
// ================== 启动链上事件监听通道 ==================
chainEventCh := make(chan any, 1000) // 增加缓冲区,避免高并发丢消息
go s_ctx.blockChainServer.Listen("ETH", "USDT", chainEventCh)
// ================== 启动 RabbitMQ 监听 ==================
initRmqListen()
// ================== 处理链上确认事件 ==================
go handleChainEvent(chainEventCh)
log.Println("========================================")
log.Println("🎉 所有服务启动完成!")
log.Println("========================================")
// ================== 等待退出信号 ==================
sigCh := make(chan os.Signal, 1)
signal.Notify(sigCh, syscall.SIGINT, syscall.SIGTERM)
<-sigCh
// 优雅关闭
log.Println("========================================")
log.Println("🛑 收到退出信号,正在关闭服务...")
log.Println("========================================")
s_ctx.blockChainServer.Stop("ETH")
s_ctx.rmqServer.Close()
log.Println("👋 服务已全部关闭")
}