41 lines
569 B
Go
41 lines
569 B
Go
package main
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import (
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"database/sql"
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"log"
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"github.com/joho/godotenv"
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_ "github.com/lib/pq"
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"github.com/namsral/flag"
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)
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var (
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DbUrl string
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db *sql.DB
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)
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func init() {
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err := godotenv.Load()
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if err != nil {
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log.Fatal("Error loading .env file")
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}
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flag.StringVar(&DbUrl, "DATABASE_URL", "", "Database URL")
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flag.Parse()
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validateFlags()
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db = initDb()
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}
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func initDb() *sql.DB {
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db, err := sql.Open("postgres", DbUrl)
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if err != nil {
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log.Fatal(err)
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}
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return db
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}
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func validateFlags() {
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if DbUrl == "" {
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log.Fatal("DATABASE_URL not set")
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}
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}
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