vielle.dev
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support DATABASE_URL environment variable
+41
-20
+34
-10
src/config.rs
+34
-10
src/config.rs
···
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});
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pub static POSTGRES_URL: LazyLock<String> = LazyLock::new(|| {
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let Ok(user) = env::var("POSTGRES_USER") else {
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panic!("POSTGRES_USER was not set. Cannot connect to database")
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};
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let Ok(password) = env::var("POSTGRES_PASSWORD") else {
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panic!("POSTGRES_PASSWORD was not set. Cannot connect to database")
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};
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let Ok(host) = env::var("POSTGRES_HOST") else {
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panic!("POSTGRES_HOST was not set. Cannot connect to database")
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};
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if let Ok(url) = env::var("DATABASE_URL") {
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return url;
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}
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+
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let user = env::var("POSTGRES_USER");
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let db = env::var("POSTGRES_DATABASE").or_else(|_| user.clone());
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let password = env::var("POSTGRES_PASSWORD");
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let host = env::var("POSTGRES_HOST");
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format!("postgres://{}:{}@{}/{}", user, password, host, user)
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if let Ok(user) = user.clone()
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&& let Ok(db) = db.clone()
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&& let Ok(password) = password.clone()
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&& let Ok(host) = host.clone()
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{
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format!("postgres://{}:{}@{}/{}", user, password, host, db)
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} else {
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let missing = [
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(user, "USER"),
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(db, "DATABASE"),
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(password, "PASSWORD"),
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(host, "HOST"),
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]
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.iter()
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.filter_map(|x| {
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if x.0.is_err() {
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Some(String::from("POSTGRES_") + x.1)
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} else {
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None
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}
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})
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.collect::<Vec<String>>()
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.join(", ");
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+
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panic!("Could not generate database url. Missing environment variables {}. Set DATABASE_URL to define the postgres url manually", missing);
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}
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});
+1
-2
src/db.rs
+1
-2
src/db.rs
+6
-8
src/main.rs
+6
-8
src/main.rs
···
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let conn: Pool<Postgres> = db::conn().await;
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println!("Database connected and initialized");
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let pds = match utils::resolver::resolve(&config::USER).await {
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Ok(val) => val,
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Err(err) => panic!("{}", err),
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};
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let pds = utils::resolver::resolve(&config::USER)
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.await
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.unwrap_or_else(|err| panic!("{}", err));
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println!("Starting backfill");
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let timer = std::time::Instant::now();
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if let Err(err) = backfill(&pds, &conn, Some(timer)).await {
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println!("{}", err);
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return Err(Error);
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};
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backfill(&pds, &conn, Some(timer))
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.await
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.unwrap_or_else(|err| panic!("{}", err));
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println!("Backfill complete. Took {:?}", timer.elapsed());
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