48 lines
1.0 KiB
Go
48 lines
1.0 KiB
Go
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package main
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import (
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"fmt"
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"time"
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"github.com/rs/zerolog/log"
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"gorm.io/driver/postgres"
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"gorm.io/gorm"
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"gorm.io/gorm/logger"
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)
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var DB *gorm.DB
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func connectToDB() {
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dsn := fmt.Sprintf(
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"host=%v user=%v password=%v dbname=%v port=%v sslmode=disable TimeZone=Asia/Taipei",
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DB_HOST, DB_USER, DB_PASSWD, DB_NAME, DB_PORT,
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)
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config := &gorm.Config{
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Logger: logger.Default,
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SkipDefaultTransaction: true,
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}
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for {
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db, err := gorm.Open(postgres.New(postgres.Config{
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DSN: dsn, // data source name
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// PreferSimpleProtocol: true, // disables implicit prepared statement usage
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}), config)
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if err == nil {
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DB = db
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break
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}
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log.Warn().Err(err).Msg("Unable to connect to database")
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log.Warn().Msgf("Retrying in %v second.", 5)
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time.Sleep(time.Second * 5)
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}
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log.Info().Msg("Connection to postgres, ok.")
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}
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func migrateDB() {
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if err := DB.SetupJoinTable(&User{}, "Products", &Order{}); err != nil {
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panic(err)
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}
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if err := DB.AutoMigrate(&User{}, &Profile{}, &Product{}, &Order{}); err != nil {
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panic(err)
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}
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}
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