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bootstrap.go 4.5KB

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  1. package bootstraps
  2. import (
  3. "log"
  4. "git.x2erp.com/qdy/go-base/config"
  5. "git.x2erp.com/qdy/go-base/logger"
  6. "git.x2erp.com/qdy/go-base/myservice"
  7. "git.x2erp.com/qdy/go-db/factory/database"
  8. "go-micro.dev/v4/web"
  9. )
  10. // ServiceBootstrapper 服务启动器
  11. type ServiceBootstrapper struct {
  12. serviceName string
  13. serviceVersion string
  14. Cfg config.IConfig
  15. DbFactory *database.DBFactory
  16. WebService web.Service
  17. }
  18. // NewServiceBootstrapper 创建服务启动器
  19. func NewServiceBootstrapper(name, version string) *ServiceBootstrapper {
  20. return &ServiceBootstrapper{
  21. serviceName: name,
  22. serviceVersion: version,
  23. }
  24. }
  25. // 初始化配置
  26. func (b *ServiceBootstrapper) InitConfig() {
  27. // 1. 初始化启动日志
  28. b.initBootLogger()
  29. // 2. 加载配置
  30. b.loadConfig()
  31. // 3. 初始化数据库
  32. //b.initDatabase()
  33. //defer b.cleanupDatabase()
  34. // 4. 初始化运行时日志
  35. //b.initRuntimeLogger()
  36. // 5. 设置优雅关闭
  37. b.setupGracefulShutdown()
  38. }
  39. // Run 启动服务
  40. func (b *ServiceBootstrapper) Run(routeRegistrar func(web.Service, *database.DBFactory)) {
  41. if b.DbFactory == nil {
  42. log.Fatal("数据库工厂未初始化,请先调用InitDatabase()")
  43. }
  44. // 6. 启动微服务
  45. b.startWebService()
  46. // 7. 注册路由
  47. routeRegistrar(b.WebService, b.DbFactory)
  48. // 8. 记录服务启动信息
  49. b.logServiceInfo()
  50. // 9. 初始化运行时日志
  51. b.initRuntimeLogger()
  52. defer b.closeBootLogger()
  53. // 10. 运行服务
  54. b.runWebService()
  55. }
  56. // initBootLogger 初始化启动日志
  57. func (b *ServiceBootstrapper) initBootLogger() {
  58. if err := logger.InitBootLog(b.serviceName); err != nil {
  59. log.Fatal("无法初始化启动日志: ", err)
  60. }
  61. }
  62. // closeBootLogger 关闭启动日志
  63. func (b *ServiceBootstrapper) closeBootLogger() {
  64. logger.CloseBootLogger()
  65. }
  66. // loadConfig 加载配置
  67. func (b *ServiceBootstrapper) loadConfig() {
  68. log.Printf("开始加载配置...")
  69. cfg, err := config.GetConfig()
  70. if err != nil {
  71. log.Fatalf("加载配置文件错误: %v", err)
  72. }
  73. // 设置版本
  74. cfg.SetServiceName(b.serviceName)
  75. cfg.SetServiceVersion(b.serviceVersion)
  76. b.Cfg = cfg
  77. }
  78. // initDatabase 初始化数据库
  79. func (b *ServiceBootstrapper) InitDatabase() {
  80. // 记录配置信息
  81. //serviceCfg := cfg.GetService()
  82. //microCfg := cfg.GetMicro()
  83. dbCfg := b.Cfg.GetDatabase()
  84. //log.Printf("服务名称: %s", serviceCfg.ServiceName)
  85. //log.Printf("服务端口: %d", serviceCfg.Port)
  86. //log.Printf("注册中心: %s", microCfg.RegistryAddress)
  87. log.Printf("数据库: %s:%d/%s", dbCfg.Host, dbCfg.Port, dbCfg.Database)
  88. log.Printf("初始化数据库连接...")
  89. dbFactory, err := database.GetDBFactory()
  90. if err != nil {
  91. log.Fatalf("数据库连接失败: %v", err)
  92. }
  93. b.DbFactory = dbFactory
  94. log.Printf("数据库连接测试通过!")
  95. }
  96. // cleanupDatabase 清理数据库资源
  97. func (b *ServiceBootstrapper) CleanupDatabase() {
  98. if b.DbFactory != nil {
  99. if err := b.DbFactory.Close(); err != nil {
  100. logger.Error("数据库关闭错误: %v", err)
  101. }
  102. }
  103. }
  104. // initRuntimeLogger 初始化运行时日志
  105. func (b *ServiceBootstrapper) initRuntimeLogger() {
  106. logger.InitRuntimeLogger(b.serviceName, b.serviceVersion, b.Cfg.GetLog())
  107. log.Printf("运行时日志系统初始化完成")
  108. log.Printf("开始启动微服务...")
  109. // 记录服务模式
  110. mode := "独立模式"
  111. if b.Cfg.GetMicro().RegistryAddress != "" {
  112. mode = "使用服务发现 (注册中心)"
  113. }
  114. log.Printf("服务模式: %s", mode)
  115. }
  116. // setupGracefulShutdown 设置优雅关闭
  117. func (b *ServiceBootstrapper) setupGracefulShutdown() {
  118. setupGracefulShutdown(b.DbFactory, logger.StopESWriter)
  119. }
  120. // startWebService 启动Web服务
  121. func (b *ServiceBootstrapper) startWebService() {
  122. microCfg := b.Cfg.GetMicro()
  123. serviceCfg := b.Cfg.GetService()
  124. var svc web.Service
  125. if microCfg.RegistryAddress != "" {
  126. svc = myservice.Start(b.Cfg)
  127. } else {
  128. svc = myservice.StartStandalone(b.Cfg)
  129. }
  130. b.WebService = svc
  131. log.Printf("Web服务实例创建完成 (端口: %d)", serviceCfg.Port)
  132. }
  133. // logServiceInfo 记录服务启动信息
  134. func (b *ServiceBootstrapper) logServiceInfo() {
  135. serviceCfg := b.Cfg.GetService()
  136. log.Printf("服务启动成功")
  137. if serviceCfg.TrustedProxies != "" {
  138. log.Printf(" • 受信代理: %s", serviceCfg.TrustedProxies)
  139. }
  140. }
  141. // runWebService 运行Web服务
  142. func (b *ServiceBootstrapper) runWebService() {
  143. // 测试日志
  144. logger.Debug("测试日志是否写入ES.")
  145. log.Printf("服务开始运行...")
  146. defer b.CleanupDatabase()
  147. if err := b.WebService.Run(); err != nil {
  148. log.Fatal("服务运行失败:", err)
  149. }
  150. }