INNER CODE UNIT · Rust

get_target_databases

lanterndata/lantern · lantern_cli/src/daemon/mod.rs:34

async fn get_target_databases(
    args: &cli::DaemonArgs,
    logger: Arc<Logger>,
) -> Result<Vec<TargetDB>, anyhow::Error> {
    if args.target_db.is_none() && args.master_db.is_none() {
        anyhow::bail!("Please pass `--master-db` or `--target-db` to operate");
    }

    if let Some(target_db) = args.target_db.as_ref() {
        return target_db
            .iter()
            .map(|db_str| -> Result<TargetDB, anyhow::Error> { Ok(TargetDB::from_uri(db_str)?) })
            .collect::<Result<Vec<TargetDB>, anyhow::Error>>();
    }

    let db_uri = args.master_db.as_ref().unwrap();
    let (client, connection) = tokio_postgres::connect(db_uri, NoTls).await?;
    tokio::spawn(async move { connection.await.unwrap() });

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