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/*
This file is part of jellything (https://codeberg.org/metamuffin/jellything)
which is licensed under the GNU Affero General Public License (version 3); see /COPYING.
Copyright (C) 2026 metamuffin <metamuffin.org>
*/
#![feature(never_type, exit_status_error)]
#![allow(clippy::needless_borrows_for_generic_args)]
#![recursion_limit = "4096"]
use crate::{
auth::{hash_password, token::SessionKey},
logger::setup_logger,
};
use anyhow::{Result, anyhow};
use base64::{Engine, prelude::BASE64_STANDARD};
use jellycache::Cache;
use jellycommon::{
USER_ADMIN, USER_LOGIN, USER_PASSWORD, USER_PASSWORD_REQUIRE_CHANGE,
internal::SESSION_KEY,
jellyobject::{EMPTY, OBB, Path},
};
use jellydb::{Database, Filter, Query};
use log::{error, info};
use rand::random;
use routes::build_rocket;
use serde::Deserialize;
use std::{
env::args,
fs::read_to_string,
path::PathBuf,
process::{Command, exit},
sync::Arc,
};
pub mod auth;
pub mod logger;
pub mod request_info;
pub mod responders;
pub mod routes;
#[rocket::main]
async fn main() {
setup_logger();
info!("{} {}", env!("CARGO_PKG_NAME"), env!("CARGO_PKG_VERSION"));
let state = match create_state() {
Ok(s) => s,
Err(e) => {
error!("unable to start: {e:#}");
exit(1);
}
};
let r = build_rocket(state).launch().await;
match r {
Ok(_) => info!("server shutdown"),
Err(e) => {
error!("server exited: {e}");
exit(1);
}
}
}
pub struct State {
pub config: Config,
pub cache: Arc<Cache>,
pub database: Arc<dyn Database>,
pub session_key: SessionKey,
}
#[derive(Debug, Deserialize)]
#[rustfmt::skip]
pub struct Config {
pub import: jellyimport::Config,
#[serde(default)] pub ui: jellyui::Config,
#[serde(default)] pub stream: Arc<jellystream::Config>,
#[serde(default = "defaults::base_path")] pub base_path: PathBuf,
#[serde(default = "defaults::asset_path")] pub asset_path: PathBuf,
#[serde(default = "defaults::database_path")] pub database_path: PathBuf,
#[serde(default = "defaults::cache_path")] pub cache_path: PathBuf,
#[serde(default = "defaults::admin_password")] pub admin_password: String,
#[serde(default = "defaults::max_memory_cache_size")] pub max_memory_cache_size: usize,
pub session_key: Option<String>,
}
mod defaults {
use std::path::PathBuf;
pub fn base_path() -> PathBuf {
".".into()
}
pub fn asset_path() -> PathBuf {
"assets".into()
}
pub fn database_path() -> PathBuf {
"db".into()
}
pub fn cache_path() -> PathBuf {
"cachedb".into()
}
pub fn max_memory_cache_size() -> usize {
100_000_000
}
pub fn admin_password() -> String {
"admin".to_string()
}
}
pub fn create_state() -> Result<Arc<State>> {
info!("loading config...");
let config_path = args()
.nth(1)
.ok_or(anyhow!("first argument (config path) missing"))?;
let mut config: Config = serde_yaml_ng::from_str(&read_to_string(config_path)?)?;
config.cache_path = config.base_path.join(config.cache_path);
config.asset_path = config.base_path.join(config.asset_path);
config.database_path = config.base_path.join(config.database_path);
init_asset_dir(&config.asset_path)?;
info!("opening cache...");
let cache_storage = jellykv::rocksdb::new(&config.cache_path)?;
info!("opening database...");
let db_storage = jellykv::rocksdb::new(&config.database_path)?;
let session_key = config
.session_key
.clone()
.map(Ok)
.unwrap_or_else(|| session_key_from_db(&db_storage))?;
let state = Arc::new(State {
cache: Cache::new(Box::new(cache_storage), config.max_memory_cache_size).into(),
database: Arc::new(db_storage),
session_key: SessionKey::parse(&session_key)?,
config,
});
create_admin_user(&state)?;
info!("ready");
Ok(state)
}
fn create_admin_user(state: &State) -> Result<()> {
info!("checking admin user...");
state.database.transaction(&mut |txn| {
let admin_row = txn.query_single(Query {
filter: Filter::Match(Path(vec![USER_LOGIN.0]), "admin".into()),
..Default::default()
})?;
if admin_row.is_none() {
info!("Creating new admin user");
let pwhash = hash_password("admin", &state.config.admin_password);
let mut user = OBB::new()
.with(USER_LOGIN, "admin")
.with(USER_PASSWORD, &pwhash)
.with(USER_ADMIN, ())
.finish();
if state.config.admin_password == "admin" {
user = user.insert(USER_PASSWORD_REQUIRE_CHANGE, ());
}
txn.insert(user)?;
}
Ok(())
})?;
Ok(())
}
fn session_key_from_db(db: &dyn Database) -> Result<String> {
info!("retrieving session key...");
let mut sk = None;
db.transaction(&mut |txn| match txn.query_single(Query {
filter: Filter::Has(Path(vec![SESSION_KEY.0])),
..Default::default()
})? {
Some(r) => {
sk = Some(txn.get(r)?.unwrap().get(SESSION_KEY).unwrap().to_string());
Ok(())
}
None => {
let k = BASE64_STANDARD.encode([(); 32].map(|()| random()));
txn.insert(EMPTY.insert(SESSION_KEY, &k))?;
sk = Some(k);
Ok(())
}
})?;
Ok(sk.unwrap())
}
fn init_asset_dir(path: &std::path::Path) -> Result<()> {
if path.exists() {
return Ok(());
}
info!("git-cloning assets repo to {path:?}");
Command::new("git")
.arg("clone")
.arg("https://codeberg.org/metamuffin/jellything-assets.git")
.arg(path)
.output()?
.exit_ok()?;
info!("done");
Ok(())
}
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