fix: added ability to encrypt db connection

README.md

@@ -34,6 +34,7 @@ The API server accepts the following environment variables.
 | `DB_USER`     | The database user name to use for queries.         | `postgres`  |
 | `DB_HOST`     | The hostname or url to the database.               | `localhost` |
 | `DB_PASSWORD` | The database password.                             | `password`  |
+| `DB_ENCRYPTION`| The Postgres [ssl mode](https://www.postgresql.org/docs/current/libpq-ssl.html) behavior to enable. Allowed values are: `require`, `verify-full`, `verify-ca`, or `disable` |`require`|
 | `DB_INIT`     | Set to `true` if you want the API server to create the required database schema and tables in the target database.| `false` |
 
 

main.go

@@ -45,15 +45,17 @@ func init() {
 	dbName = internal.Getenv("DB_NAME", "counter")
 	dbUser = internal.Getenv("DB_USER", "postgres")
 	dbHost = internal.Getenv("DB_HOST", "localhost")
+	dbEncryption := internal.Getenv("DB_ENCRYPTION", "disable")
 	dbPassword = internal.Getenv("DB_PASSWORD", "password")
 	dbPort = internal.StringToInt64(internal.Getenv("DB_PORT", "5432"))
 	db, err := sqlx.Open(db_driver, fmt.Sprintf(
-		"host=%s port=%d dbname=%s user=%s password=%s connect_timeout=5 sslmode=disable",
+		"host=%s port=%d dbname=%s user=%s password=%s connect_timeout=5 sslmode=%s",
 		dbHost,
 		dbPort,
 		dbName,
 		dbUser,
 		dbPassword,
+		dbEncryption,
 	))
 	if err != nil {
 		log.Fatal().Err(err).Msg("Error connecting to database")