66 lines
1.1 KiB
Go
66 lines
1.1 KiB
Go
// migrate runs (forward) migrations
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package main
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import (
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"database/sql"
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"embed"
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"fmt"
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"os"
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"github.com/joho/godotenv"
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migrate "github.com/rubenv/sql-migrate"
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// SQL driver
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_ "github.com/jackc/pgx/v4/stdlib"
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)
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//go:embed *.sql
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var migrations embed.FS
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func main() {
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err := godotenv.Load()
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if err != nil {
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fmt.Println("error loading .env file:", err)
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os.Exit(1)
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}
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db, err := sql.Open("pgx", os.Getenv("DATABASE_URL"))
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if err != nil {
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fmt.Println("error opening database:", err)
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os.Exit(1)
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}
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fmt.Println("opened database")
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defer func() {
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err := db.Close()
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if err != nil {
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fmt.Println("error closing database:", err)
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os.Exit(1)
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}
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}()
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if err := db.Ping(); err != nil {
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fmt.Println("error pinging database:", err)
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return
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}
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src := &migrate.EmbedFileSystemMigrationSource{
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FileSystem: migrations,
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Root: ".",
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}
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fmt.Println("executing migrations")
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n, err := migrate.Exec(db, "postgres", src, migrate.Up)
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if err != nil {
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fmt.Println("error executing migrations:", err)
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return
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}
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if n == 0 {
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fmt.Println("database is already up to date")
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} else {
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fmt.Printf("executed %v migrations!\n", n)
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}
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}
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