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package bootstrap
import (
_ "goskeleton/app/core/destroy" // 监听程序退出信号,用于资源的释放
"goskeleton/app/global/my_errors"
"goskeleton/app/global/variable"
"goskeleton/app/http/validator/common/register_validator"
"goskeleton/app/service/sys_log_hook"
"goskeleton/app/utils/casbin_v2"
"goskeleton/app/utils/gorm_v2"
"goskeleton/app/utils/snow_flake"
"goskeleton/app/utils/validator_translation"
"goskeleton/app/utils/websocket/core"
"goskeleton/app/utils/yml_config"
"goskeleton/app/utils/zap_factory"
"log"
"os"
)
// 检查项目必须的非编译目录是否存在,避免编译后调用的时候缺失相关目录
func checkRequiredFolders() {
//1.检查配置文件是否存在
if _, err := os.Stat(variable.BasePath + "/config/config.yml"); err != nil {
log.Fatal(my_errors.ErrorsConfigYamlNotExists + err.Error())
}
if _, err := os.Stat(variable.BasePath + "/config/gorm_v2.yml"); err != nil {
log.Fatal(my_errors.ErrorsConfigGormNotExists + err.Error())
}
//2.检查public目录是否存在
if _, err := os.Stat(variable.BasePath + "/public/"); err != nil {
log.Fatal(my_errors.ErrorsPublicNotExists + err.Error())
}
//3.检查storage/logs 目录是否存在
if _, err := os.Stat(variable.BasePath + "/storage/logs/"); err != nil {
log.Fatal(my_errors.ErrorsStorageLogsNotExists + err.Error())
}
// 4.自动创建软连接、更好的管理静态资源
if _, err := os.Stat(variable.BasePath + "/public/storage"); err == nil {
if err = os.RemoveAll(variable.BasePath + "/public/storage"); err != nil {
log.Fatal(my_errors.ErrorsSoftLinkDeleteFail + err.Error())
}
}
if err := os.Symlink(variable.BasePath+"/storage/app", variable.BasePath+"/public/storage"); err != nil {
log.Fatal(my_errors.ErrorsSoftLinkCreateFail + err.Error())
}
}
func init() {
// 1. 初始化 项目根路径,参见 variable 常量包相关路径app\global\variable\variable.go
//2.检查配置文件以及日志目录等非编译性的必要条件
checkRequiredFolders()
//3.初始化表单参数验证器注册在容器Web、Api共用容器
register_validator.WebRegisterValidator()
register_validator.ApiRegisterValidator()
// 4.启动针对配置文件(confgi.yml、gorm_v2.yml)变化的监听, 配置文件操作指针,初始化为全局变量
variable.ConfigYml = yml_config.CreateYamlFactory()
variable.ConfigYml.ConfigFileChangeListen()
// config>gorm_v2.yml 启动文件变化监听事件
variable.ConfigGormv2Yml = variable.ConfigYml.Clone("gorm_v2")
variable.ConfigGormv2Yml.ConfigFileChangeListen()
// 5.初始化全局日志句柄,并载入日志钩子处理函数
variable.ZapLog = zap_factory.CreateZapFactory(sys_log_hook.ZapLogHandler)
// 6.根据配置初始化 gorm mysql 全局 *gorm.Db
if variable.ConfigGormv2Yml.GetInt("Gormv2.Mysql.IsInitGlobalGormMysql") == 1 {
if dbMysql, err := gorm_v2.GetOneMysqlClient(); err != nil {
log.Fatal(my_errors.ErrorsGormInitFail + err.Error())
} else {
variable.GormDbMysql = dbMysql
}
}
// 根据配置初始化 gorm sqlserver 全局 *gorm.Db
if variable.ConfigGormv2Yml.GetInt("Gormv2.Sqlserver.IsInitGlobalGormSqlserver") == 1 {
if dbSqlserver, err := gorm_v2.GetOneSqlserverClient(); err != nil {
log.Fatal(my_errors.ErrorsGormInitFail + err.Error())
} else {
variable.GormDbSqlserver = dbSqlserver
}
}
// 根据配置初始化 gorm postgresql 全局 *gorm.Db
if variable.ConfigGormv2Yml.GetInt("Gormv2.PostgreSql.IsInitGlobalGormPostgreSql") == 1 {
if dbPostgre, err := gorm_v2.GetOnePostgreSqlClient(); err != nil {
log.Fatal(my_errors.ErrorsGormInitFail + err.Error())
} else {
variable.GormDbPostgreSql = dbPostgre
}
}
// 7.雪花算法全局变量
variable.SnowFlake = snow_flake.CreateSnowflakeFactory()
// 8.websocket Hub中心启动
if variable.ConfigYml.GetInt("Websocket.Start") == 1 {
// websocket 管理中心hub全局初始化一份
variable.WebsocketHub = core.CreateHubFactory()
if Wh, ok := variable.WebsocketHub.(*core.Hub); ok {
go Wh.Run()
}
}
// 9.casbin 依据配置文件设置参数(IsInit=1)初始化
if variable.ConfigYml.GetInt("Casbin.IsInit") == 1 {
var err error
if variable.Enforcer, err = casbin_v2.InitCasbinEnforcer(); err != nil {
log.Fatal(err.Error())
}
}
//10.全局注册 validator 错误翻译器,zh 代表中文en 代表英语
if err := validator_translation.InitTrans("zh"); err != nil {
log.Fatal(my_errors.ErrorsValidatorTransInitFail + err.Error())
}
}