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bootstrap.go 4.1KB

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  1. package bootstraps
  2. import (
  3. "context"
  4. "fmt"
  5. "log"
  6. "net/http"
  7. "os"
  8. "os/signal"
  9. "syscall"
  10. "time"
  11. "git.x2erp.com/qdy/go-base/config"
  12. "git.x2erp.com/qdy/go-base/logger"
  13. )
  14. // Bootstrapper 服务启动器
  15. type Bootstrapper struct {
  16. serviceName string
  17. serviceVersion string
  18. Cfg config.IConfig
  19. HttpServer *http.Server
  20. Router *http.ServeMux
  21. quit chan os.Signal
  22. }
  23. // New 创建启动器
  24. func New(name, version string) *Bootstrapper {
  25. b := &Bootstrapper{
  26. serviceName: name,
  27. serviceVersion: version,
  28. quit: make(chan os.Signal, 1),
  29. Router: http.NewServeMux(), // 直接创建路由器
  30. }
  31. return b
  32. }
  33. // Init 初始化配置和日志
  34. func (b *Bootstrapper) Init() *Bootstrapper {
  35. // 1. 初始化启动日志
  36. if err := logger.InitBootLog(b.serviceName); err != nil {
  37. log.Fatal("无法初始化启动日志: ", err)
  38. }
  39. // 2. 加载配置
  40. log.Println("正在加载配置...")
  41. cfg, err := config.GetConfig()
  42. if err != nil {
  43. log.Fatalf("加载配置失败: %v", err)
  44. }
  45. cfg.SetServiceName(b.serviceName)
  46. cfg.SetServiceVersion(b.serviceVersion)
  47. b.Cfg = cfg
  48. // 3. 初始化运行时日志
  49. logger.InitRuntimeLogger(b.serviceName, b.serviceVersion, b.Cfg.GetLog())
  50. log.Println("配置和日志初始化完成")
  51. return b
  52. }
  53. // StartService 启动HTTP服务
  54. func (b *Bootstrapper) StartService() *Bootstrapper {
  55. serviceCfg := b.Cfg.GetService()
  56. // 创建HTTP服务器
  57. b.HttpServer = &http.Server{
  58. Addr: fmt.Sprintf(":%d", serviceCfg.Port),
  59. Handler: b.Router, // 直接使用Router
  60. ReadTimeout: 15 * time.Second,
  61. WriteTimeout: 15 * time.Second,
  62. IdleTimeout: 60 * time.Second,
  63. }
  64. log.Printf("正在启动服务: %s v%s", b.serviceName, b.serviceVersion)
  65. log.Printf("模式: 独立运行 (net/http)")
  66. log.Printf("服务端口: :%d", serviceCfg.Port)
  67. return b
  68. }
  69. // Run 运行服务
  70. func (b *Bootstrapper) Run() {
  71. log.Printf("服务 %s 开始运行...", b.serviceName)
  72. // 设置信号监听 - 在这里设置,而不是在New中
  73. signal.Notify(b.quit, syscall.SIGINT, syscall.SIGTERM)
  74. // 启动HTTP服务器
  75. go func() {
  76. log.Printf("服务器启动在 %s", b.HttpServer.Addr)
  77. if err := b.HttpServer.ListenAndServe(); err != nil && err != http.ErrServerClosed {
  78. log.Fatalf("服务运行失败: %v", err)
  79. }
  80. }()
  81. // 等待中断信号
  82. b.waitForShutdown()
  83. }
  84. // RunTLS 运行HTTPS服务
  85. func (b *Bootstrapper) RunTLS(certFile, keyFile string) {
  86. log.Printf("服务 %s 开始运行(HTTPS)...", b.serviceName)
  87. // 设置信号监听
  88. signal.Notify(b.quit, syscall.SIGINT, syscall.SIGTERM)
  89. // 启动HTTPS服务器
  90. go func() {
  91. log.Printf("HTTPS服务器启动在 %s", b.HttpServer.Addr)
  92. if err := b.HttpServer.ListenAndServeTLS(certFile, keyFile); err != nil && err != http.ErrServerClosed {
  93. log.Fatalf("服务运行失败: %v", err)
  94. }
  95. }()
  96. // 等待中断信号
  97. b.waitForShutdown()
  98. }
  99. // waitForShutdown 等待关闭信号
  100. func (b *Bootstrapper) waitForShutdown() {
  101. log.Println("按 Ctrl+C 停止服务")
  102. // 等待信号
  103. <-b.quit
  104. log.Println("接收到终止信号,正在优雅关闭服务...")
  105. // 创建关闭上下文,给30秒完成当前请求
  106. ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
  107. defer cancel()
  108. // 停止接收新请求,完成当前请求
  109. if err := b.HttpServer.Shutdown(ctx); err != nil {
  110. log.Printf("服务关闭失败: %v", err)
  111. } else {
  112. log.Println("HTTP服务器已关闭")
  113. }
  114. // 停止日志写入
  115. logger.StopESWriter()
  116. log.Println("服务优雅关闭完成")
  117. // 等待一小段时间确保日志写入完成
  118. time.Sleep(100 * time.Millisecond)
  119. os.Exit(0)
  120. }
  121. // GetConfig 获取配置
  122. func (b *Bootstrapper) GetConfig() config.IConfig {
  123. return b.Cfg
  124. }
  125. // GetRouter 获取路由器
  126. func (b *Bootstrapper) GetRouter() *http.ServeMux {
  127. return b.Router
  128. }
  129. // 兼容性方法
  130. // GetWebService 获取Web服务(兼容性方法)
  131. func (b *Bootstrapper) GetWebService() interface{} {
  132. return b.Router
  133. }
  134. // Handle 注册路由处理器(兼容性方法)
  135. func (b *Bootstrapper) Handle(pattern string, handler http.Handler) {
  136. b.Router.Handle(pattern, handler)
  137. }