66 lines
975 B
Go
66 lines
975 B
Go
//go:build !dev
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// +build !dev
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package db
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import (
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"context"
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"fmt"
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"log"
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"os"
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"github.com/jackc/pgx/v5/pgxpool"
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)
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var DB *pgxpool.Pool
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func Connect() error {
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// Connect to Postgres on local network (127.x.x.x)
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dsn := fmt.Sprintf(
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"postgres://%s:%s@%s:5432/%s",
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getEnv("POSTGRES_USER"),
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getEnv("POSTGRES_PASSWORD"),
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getEnv("POSTGRES_HOST"),
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getEnv("POSTGRES_DB"),
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)
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pool, err := pgxpool.New(context.Background(), dsn)
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if err != nil {
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return err
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}
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DB = pool
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err = testDB()
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if err != nil {
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return err
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}
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return nil
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}
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func testDB() error {
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ctx := context.Background()
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conn, err := DB.Acquire(ctx)
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if err != nil {
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return err
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}
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defer conn.Release()
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row := conn.QueryRow(ctx, "SELECT 1")
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var result int
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err = row.Scan(&result)
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if err != nil {
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return err
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}
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return nil
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}
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func getEnv(key string) string {
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if val := os.Getenv(key); val != "" {
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return val
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}
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log.Fatal("FATAL: Environment variable not set:", key)
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return ""
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}
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