refactor(repo): put some more code in its place

server/src/cli.rs

@@ -1,12 +1,6 @@
-use crate::{Config, FsConfig, Global};
+use std::path::PathBuf;
 
-use std::{io, path::PathBuf, sync::Arc};
-
-use axum::Router;
 use clap::Parser;
-use sea_orm_migration::MigratorTrait;
-use tower_http::trace::TraceLayer;
-use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
 
 #[derive(Parser)]
 #[command(author, version, about, long_about = None)]
@@ -19,57 +13,3 @@ pub struct Cli {
     )]
     pub config_file: PathBuf,
 }
-
-impl Cli {
-    pub async fn run(&self) -> crate::Result<()> {
-        let config: Config = Config::figment(&self.config_file)
-            .extract()
-            .inspect_err(|e| tracing::error!("{}", e))?;
-
-        tracing_subscriber::registry()
-            .with(tracing_subscriber::EnvFilter::new(config.log_level.clone()))
-            .with(tracing_subscriber::fmt::layer())
-            .init();
-
-        tracing::info!("Connecting to database");
-        let db = crate::db::connect(&config.db).await?;
-
-        crate::db::Migrator::up(&db, None).await?;
-
-        let mgr = match &config.fs {
-            FsConfig::Local { data_dir } => {
-                crate::repo::RepoMgr::new(data_dir.join("repos"), db.clone()).await?
-            }
-        };
-
-        let mgr = Arc::new(mgr);
-
-        for _ in 0..config.pkg_workers {
-            let clone = Arc::clone(&mgr);
-
-            tokio::spawn(async move { clone.pkg_parse_task().await });
-        }
-
-        let global = Global {
-            config: config.clone(),
-            mgr,
-            db,
-        };
-
-        // build our application with a single route
-        let app = Router::new()
-            .nest("/api", crate::api::router())
-            .merge(crate::repo::router(&config.api_key))
-            .with_state(global)
-            .layer(TraceLayer::new_for_http());
-
-        let domain: String = format!("{}:{}", config.domain, config.port)
-            .parse()
-            .unwrap();
-        let listener = tokio::net::TcpListener::bind(domain).await?;
-        // run it with hyper on localhost:3000
-        Ok(axum::serve(listener, app.into_make_service())
-            .await
-            .map_err(|err| io::Error::new(io::ErrorKind::Other, err))?)
-    }
-}

server/src/db/query/mod.rs

@@ -1,5 +1,3 @@
 pub mod distro;
 pub mod package;
 pub mod repo;
-
-type Result<T> = std::result::Result<T, sea_orm::DbErr>;

server/src/db/query/package.rs

@@ -1,8 +1,7 @@
 use crate::db::{self, *};
 
-use futures::Stream;
 use sea_orm::{sea_query::IntoCondition, *};
-use sea_query::{Alias, Asterisk, Expr, IntoColumnRef, Query, SelectStatement};
+use sea_query::{Alias, Expr, Query, SelectStatement};
 use serde::Deserialize;
 
 #[derive(Deserialize)]

server/src/main.rs

@@ -1,28 +1,96 @@
-mod api;
 mod cli;
 mod config;
 pub mod db;
 mod error;
 mod repo;
+mod web;
 
 pub use config::{Config, DbConfig, FsConfig};
 pub use error::{Result, ServerError};
 
-use std::sync::Arc;
+use std::{io, path::PathBuf};
 
 use clap::Parser;
+use sea_orm_migration::MigratorTrait;
+use tokio::runtime;
+use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
 
 pub const ANY_ARCH: &'static str = "any";
 
 #[derive(Clone)]
 pub struct Global {
     config: crate::config::Config,
-    mgr: Arc<repo::RepoMgr>,
+    repo: repo::Handle,
     db: sea_orm::DbConn,
 }
 
-#[tokio::main]
-async fn main() -> crate::Result<()> {
+fn main() -> crate::Result<()> {
+    let rt = tokio::runtime::Builder::new_multi_thread()
+        .enable_all()
+        .build()
+        .unwrap();
+    let handle = rt.handle();
+
     let cli = cli::Cli::parse();
-    cli.run().await
+    let global = setup(handle, cli.config_file)?;
+
+    handle.block_on(run(global))
+}
+
+fn setup(rt: &runtime::Handle, config_file: PathBuf) -> crate::Result<Global> {
+    let config: Config = Config::figment(config_file)
+        .extract()
+        .inspect_err(|e| tracing::error!("{}", e))?;
+
+    tracing_subscriber::registry()
+        .with(tracing_subscriber::EnvFilter::new(config.log_level.clone()))
+        .with(tracing_subscriber::fmt::layer())
+        .init();
+
+    tracing::info!("Connecting to database");
+    let db = rt.block_on(crate::db::connect(&config.db))?;
+    rt.block_on(crate::db::Migrator::up(&db, None))?;
+
+    let repo = match &config.fs {
+        FsConfig::Local { data_dir } => {
+            crate::repo::start(
+                data_dir.join("repos"),
+                db.clone(),
+                rt.clone(),
+                config.pkg_workers,
+            )?
+            //rt.block_on(crate::repo::RepoMgr::new(
+            //    data_dir.join("repos"),
+            //    db.clone(),
+            //))?
+            //RepoHandle::start(data_dir.join("repos"), db.clone(), config.pkg_workers, rt.clone())?
+        }
+    };
+    //let mgr = Arc::new(mgr);
+    //
+    //for _ in 0..config.pkg_workers {
+    //    let clone = Arc::clone(&mgr);
+    //
+    //    rt.spawn(async move { clone.pkg_parse_task().await });
+    //}
+
+    Ok(Global {
+        config: config.clone(),
+        repo,
+        db,
+    })
+}
+
+async fn run(global: Global) -> crate::Result<()> {
+    let domain: String = format!("{}:{}", &global.config.domain, global.config.port)
+        .parse()
+        .unwrap();
+    let listener = tokio::net::TcpListener::bind(domain).await?;
+
+    let app = web::router(global);
+
+    // run it with hyper on localhost:3000
+    Ok(axum::serve(listener, app.into_make_service())
+        .await
+        .map_err(|err| io::Error::new(io::ErrorKind::Other, err))?)
 }

server/src/repo/actor.rs

@@ -0,0 +1,245 @@
+use super::{archive, package, Command, SharedState};
+use crate::db;
+
+use std::{
+    path::PathBuf,
+    sync::{atomic::Ordering, Arc},
+};
+
+use futures::StreamExt;
+use sea_orm::{ColumnTrait, EntityTrait, QueryFilter, QuerySelect};
+use sea_query::Expr;
+use tokio::{runtime, sync::mpsc};
+use uuid::Uuid;
+
+/// The actor is responsible for mutating the repositories. They receive their commands their
+/// messages and process these commands in both a synchronous and asynchronous way.
+pub struct Actor {
+    rt: runtime::Handle,
+    state: Arc<SharedState>,
+}
+
+impl Actor {
+    pub fn new(rt: runtime::Handle, state: Arc<SharedState>) -> Self {
+        Self {
+            rt,
+            state: Arc::clone(&state),
+        }
+    }
+
+    pub fn random_file_paths<const C: usize>(&self) -> [PathBuf; C] {
+        std::array::from_fn(|_| {
+            let uuid: uuid::fmt::Simple = Uuid::new_v4().into();
+            self.state.repos_dir.join(uuid.to_string())
+        })
+    }
+
+    /// Run the main actor loop
+    pub fn run(self) {
+        while let Some(msg) = {
+            let mut rx = self.state.rx.lock().unwrap();
+            rx.blocking_recv()
+        } {
+            match msg {
+                Command::ParsePkg(repo, path) => {
+                    let _ = self.parse_pkg(repo, path);
+
+                    if self
+                        .state
+                        .repos
+                        .blocking_read()
+                        .get(&repo)
+                        .map(|n| n.0.load(Ordering::SeqCst))
+                        == Some(0)
+                    {
+                        let _ = self.sync_repo(repo);
+                        let _ = self.clean();
+                    }
+                }
+                Command::SyncRepo(repo) => {
+                    let _ = self.sync_repo(repo);
+                }
+                Command::Clean => {
+                    let _ = self.clean();
+                }
+            }
+        }
+    }
+
+    /// Parse a queued package for the given repository.
+    fn parse_pkg(&self, repo: i32, path: PathBuf) -> crate::Result<()> {
+        let pkg = package::Package::open(&path)?;
+        let pkg = self
+            .rt
+            .block_on(db::query::package::insert(&self.state.conn, repo, pkg))?;
+        let dest_path = self
+            .state
+            .repos_dir
+            .join(repo.to_string())
+            .join(pkg.id.to_string());
+        std::fs::rename(path, dest_path)?;
+
+        tracing::info!(
+            "Added '{}-{}-{}' to repository {}",
+            pkg.name,
+            pkg.version,
+            pkg.arch,
+            repo,
+        );
+
+        self.state.repos.blocking_read().get(&repo).inspect(|n| {
+            n.0.fetch_sub(1, Ordering::SeqCst);
+        });
+
+        Ok(())
+    }
+
+    fn sync_repo(&self, repo: i32) -> crate::Result<()> {
+        let repos = self.state.repos.blocking_read();
+
+        if let Some(_guard) = repos.get(&repo).map(|n| n.1.lock()) {
+            let archs: Vec<String> = self.rt.block_on(
+                db::Package::find()
+                    .filter(db::package::Column::RepoId.eq(repo))
+                    .select_only()
+                    .column(db::package::Column::Arch)
+                    .distinct()
+                    .into_tuple()
+                    .all(&self.state.conn),
+            )?;
+
+            for arch in archs {
+                self.generate_archives(repo, &arch)?;
+            }
+        }
+
+        Ok(())
+    }
+
+    fn generate_archives(&self, repo: i32, arch: &str) -> crate::Result<()> {
+        let [tmp_ar_db_path, tmp_ar_files_path] = self.random_file_paths();
+
+        let mut ars = archive::RepoArchivesWriter::new(
+            &tmp_ar_db_path,
+            &tmp_ar_files_path,
+            self.random_file_paths(),
+            &self.rt,
+            &self.state.conn,
+        )?;
+
+        let (tx, mut rx) = mpsc::channel(1);
+
+        let conn = self.state.conn.clone();
+        let query = db::query::package::pkgs_to_sync(&self.state.conn, repo, arch);
+
+        // sea_orm needs its connections to be dropped inside an async context, so we spawn a task
+        // that streams the responses to the synchronous context via message passing
+        self.rt.spawn(async move {
+            match query.stream(&conn).await {
+                Ok(mut stream) => {
+                    while let Some(res) = stream.next().await {
+                        let is_err = res.is_err();
+                        let _ = tx.send(res).await;
+
+                        if is_err {
+                            return;
+                        }
+                    }
+                }
+                Err(err) => {
+                    let _ = tx.send(Err(err)).await;
+                }
+            }
+        });
+
+        let mut committed_ids: Vec<i32> = Vec::new();
+
+        while let Some(pkg) = rx.blocking_recv().transpose()? {
+            committed_ids.push(pkg.id);
+            ars.append_pkg(&pkg)?;
+        }
+
+        ars.close()?;
+
+        // Move newly generated package archives to their correct place
+        let repo_dir = self.state.repos_dir.join(repo.to_string());
+        std::fs::rename(tmp_ar_db_path, repo_dir.join(format!("{}.db.tar.gz", arch)))?;
+        std::fs::rename(
+            tmp_ar_files_path,
+            repo_dir.join(format!("{}.files.tar.gz", arch)),
+        )?;
+
+        // Update the state for the newly committed packages
+        self.rt.block_on(
+            db::Package::update_many()
+                .col_expr(
+                    db::package::Column::State,
+                    Expr::value(db::PackageState::Committed),
+                )
+                .filter(db::package::Column::Id.is_in(committed_ids))
+                .exec(&self.state.conn),
+        )?;
+
+        tracing::info!("Package archives generated for repo {} ('{}')", repo, arch);
+
+        Ok(())
+    }
+
+    fn clean(&self) -> crate::Result<()> {
+        let (tx, mut rx) = mpsc::channel(1);
+        let conn = self.state.conn.clone();
+        let query = db::query::package::stale_pkgs(&self.state.conn);
+
+        // sea_orm needs its connections to be dropped inside an async context, so we spawn a task
+        // that streams the responses to the synchronous context via message passing
+        self.rt.spawn(async move {
+            match query.stream(&conn).await {
+                Ok(mut stream) => {
+                    while let Some(res) = stream.next().await {
+                        let is_err = res.is_err();
+                        let _ = tx.send(res).await;
+
+                        if is_err {
+                            return;
+                        }
+                    }
+                }
+                Err(err) => {
+                    let _ = tx.send(Err(err)).await;
+                }
+            }
+        });
+
+        // Ids are monotonically increasing, so the max id suffices to know which packages to
+        // remove later
+        let mut max_id = -1;
+        let mut removed_pkgs = 0;
+
+        while let Some(pkg) = rx.blocking_recv().transpose()? {
+            // Failing to remove the package file isn't the biggest problem
+            let _ = std::fs::remove_file(
+                self.state
+                    .repos_dir
+                    .join(pkg.repo_id.to_string())
+                    .join(pkg.id.to_string()),
+            );
+
+            if pkg.id > max_id {
+                max_id = pkg.id;
+            }
+
+            removed_pkgs += 1;
+        }
+
+        if removed_pkgs > 0 {
+            self.rt.block_on(db::query::package::delete_stale_pkgs(
+                &self.state.conn,
+                max_id,
+            ))?;
+        }
+
+        tracing::info!("Cleaned up {removed_pkgs} old package(s)");
+
+        Ok(())
+    }
+}

server/src/repo/archive.rs

@@ -1,78 +1,220 @@
+use crate::db;
 use std::{
-    io,
+    io::Write,
     path::{Path, PathBuf},
-    sync::{Arc, Mutex},
 };
 
+use futures::StreamExt;
 use libarchive::{
     write::{Builder, FileWriter, WriteEntry},
     Entry, WriteFilter, WriteFormat,
 };
+use sea_orm::{ColumnTrait, DbConn, ModelTrait, QueryFilter, QuerySelect};
+use tokio::{runtime, sync::mpsc};
 
-/// Struct to abstract away the intrinsics of writing entries to an archive file
-pub struct RepoArchiveWriter {
-    ar: Arc<Mutex<FileWriter>>,
+pub struct RepoArchivesWriter {
+    ar_db: FileWriter,
+    ar_files: FileWriter,
+    rt: runtime::Handle,
+    conn: DbConn,
+    tmp_paths: [PathBuf; 2],
 }
 
-impl RepoArchiveWriter {
-    pub async fn open<P: AsRef<Path>>(path: P) -> io::Result<Self> {
-        let path = PathBuf::from(path.as_ref());
+impl RepoArchivesWriter {
+    pub fn new(
+        ar_db_path: impl AsRef<Path>,
+        ar_files_path: impl AsRef<Path>,
+        tmp_paths: [impl AsRef<Path>; 2],
+        rt: &runtime::Handle,
+        conn: &sea_orm::DbConn,
+    ) -> crate::Result<Self> {
+        let ar_db = Self::open_ar(ar_db_path)?;
+        let ar_files = Self::open_ar(ar_files_path)?;
 
-        // Open the archive file
-        let ar = tokio::task::spawn_blocking(move || {
+        Ok(Self {
+            ar_db,
+            ar_files,
+            rt: rt.clone(),
+            conn: conn.clone(),
+            tmp_paths: [
+                tmp_paths[0].as_ref().to_path_buf(),
+                tmp_paths[1].as_ref().to_path_buf(),
+            ],
+        })
+    }
+
+    fn open_ar(path: impl AsRef<Path>) -> crate::Result<FileWriter> {
         let mut builder = Builder::new();
         builder.add_filter(WriteFilter::Gzip)?;
         builder.set_format(WriteFormat::PaxRestricted)?;
 
-            builder.open_file(path)
-        })
-        .await
-        .unwrap()?;
-
-        Ok(Self {
-            // In practice, mutex is only ever used by one thread at a time. It's simply here so we
-            // can use spawn_blocking without issues.
-            ar: Arc::new(Mutex::new(ar)),
-        })
+        Ok(builder.open_file(path)?)
     }
 
-    /// Add either a "desc" or "files" entry to the archive
-    pub async fn add_entry<P: AsRef<Path>>(
-        &self,
-        full_name: &str,
-        path: P,
-        desc: bool,
-    ) -> io::Result<()> {
-        let metadata = tokio::fs::metadata(&path).await?;
+    fn append_entry(
+        ar: &mut FileWriter,
+        src_path: impl AsRef<Path>,
+        dest_path: impl AsRef<Path>,
+    ) -> crate::Result<()> {
+        let metadata = std::fs::metadata(&src_path)?;
         let file_size = metadata.len();
 
-        let ar = Arc::clone(&self.ar);
-        let full_name = String::from(full_name);
-        let path = PathBuf::from(path.as_ref());
-
-        Ok(tokio::task::spawn_blocking(move || {
         let mut ar_entry = WriteEntry::new();
         ar_entry.set_filetype(libarchive::archive::FileType::RegularFile);
 
-            let name = if desc { "desc" } else { "files" };
-
-            ar_entry.set_pathname(PathBuf::from(full_name).join(name));
+        ar_entry.set_pathname(dest_path);
         ar_entry.set_mode(0o100644);
         ar_entry.set_size(file_size.try_into().unwrap());
 
-            ar.lock().unwrap().append_path(&mut ar_entry, path)
-        })
-        .await
-        .unwrap()?)
+        Ok(ar.append_path(&mut ar_entry, src_path)?)
     }
 
-    pub async fn close(&self) -> io::Result<()> {
-        let ar = Arc::clone(&self.ar);
+    pub fn append_pkg(&mut self, pkg: &db::package::Model) -> crate::Result<()> {
+        self.write_desc(&self.tmp_paths[0], pkg)?;
+        self.write_files(&self.tmp_paths[1], pkg)?;
 
-        Ok(
-            tokio::task::spawn_blocking(move || ar.lock().unwrap().close())
-                .await
-                .unwrap()?,
-        )
+        let full_name = format!("{}-{}", pkg.name, pkg.version);
+        let dest_desc_path = format!("{}/desc", full_name);
+        let dest_files_path = format!("{}/files", full_name);
+
+        Self::append_entry(&mut self.ar_db, &self.tmp_paths[0], &dest_desc_path)?;
+        Self::append_entry(&mut self.ar_files, &self.tmp_paths[0], &dest_desc_path)?;
+        Self::append_entry(&mut self.ar_files, &self.tmp_paths[1], &dest_files_path)?;
+
+        Ok(())
+    }
+
+    /// Generate a "files" archive entry for the package in the given path
+    fn write_files(&self, path: impl AsRef<Path>, pkg: &db::package::Model) -> crate::Result<()> {
+        let mut f = std::io::BufWriter::new(std::fs::File::create(path)?);
+
+        writeln!(f, "%FILES%")?;
+
+        let (tx, mut rx) = mpsc::channel(1);
+
+        let conn = self.conn.clone();
+        let query = pkg.find_related(db::PackageFile);
+
+        self.rt.spawn(async move {
+            match query.stream(&conn).await {
+                Ok(mut stream) => {
+                    while let Some(res) = stream.next().await {
+                        let is_err = res.is_err();
+                        let _ = tx.send(res).await;
+
+                        if is_err {
+                            return;
+                        }
+                    }
+                }
+                Err(err) => {
+                    let _ = tx.send(Err(err)).await;
+                }
+            }
+        });
+
+        while let Some(file) = rx.blocking_recv().transpose()? {
+            writeln!(f, "{}", file.path)?;
+        }
+
+        f.flush()?;
+        Ok(())
+    }
+
+    fn write_desc(&self, path: impl AsRef<Path>, pkg: &db::package::Model) -> crate::Result<()> {
+        let mut f = std::io::BufWriter::new(std::fs::File::create(path)?);
+
+        writeln!(f, "%FILENAME%\n{}", pkg.id)?;
+
+        let mut write_attr = |k: &str, v: &str| {
+            if !v.is_empty() {
+                writeln!(f, "\n%{}%\n{}", k, v)
+            } else {
+                Ok(())
+            }
+        };
+
+        write_attr("NAME", &pkg.name)?;
+        write_attr("BASE", &pkg.base)?;
+        write_attr("VERSION", &pkg.version)?;
+
+        if let Some(ref desc) = pkg.description {
+            write_attr("DESC", desc)?;
+        }
+
+        let groups: Vec<String> = self.rt.block_on(
+            pkg.find_related(db::PackageGroup)
+                .select_only()
+                .column(db::package_group::Column::Name)
+                .into_tuple()
+                .all(&self.conn),
+        )?;
+
+        write_attr("GROUPS", &groups.join("\n"))?;
+
+        write_attr("CSIZE", &pkg.c_size.to_string())?;
+        write_attr("ISIZE", &pkg.size.to_string())?;
+        write_attr("SHA256SUM", &pkg.sha256_sum)?;
+
+        if let Some(ref url) = pkg.url {
+            write_attr("URL", url)?;
+        }
+
+        let licenses: Vec<String> = self.rt.block_on(
+            pkg.find_related(db::PackageLicense)
+                .select_only()
+                .column(db::package_license::Column::Name)
+                .into_tuple()
+                .all(&self.conn),
+        )?;
+        write_attr("LICENSE", &licenses.join("\n"))?;
+
+        write_attr("ARCH", &pkg.arch)?;
+
+        // TODO build date
+        write_attr(
+            "BUILDDATE",
+            &pkg.build_date.and_utc().timestamp().to_string(),
+        )?;
+
+        if let Some(ref packager) = pkg.packager {
+            write_attr("PACKAGER", packager)?;
+        }
+
+        let related = [
+            ("REPLACES", db::PackageRelatedEnum::Replaces),
+            ("CONFLICTS", db::PackageRelatedEnum::Conflicts),
+            ("PROVIDES", db::PackageRelatedEnum::Provides),
+            ("DEPENDS", db::PackageRelatedEnum::Depend),
+            ("OPTDEPENDS", db::PackageRelatedEnum::Optdepend),
+            ("MAKEDEPENDS", db::PackageRelatedEnum::Makedepend),
+            ("CHECKDEPENDS", db::PackageRelatedEnum::Checkdepend),
+        ];
+
+        for (key, attr) in related.into_iter() {
+            let items: Vec<String> = self.rt.block_on(
+                pkg.find_related(db::PackageRelated)
+                    .filter(db::package_related::Column::Type.eq(attr))
+                    .select_only()
+                    .column(db::package_related::Column::Name)
+                    .into_tuple()
+                    .all(&self.conn),
+            )?;
+
+            write_attr(key, &items.join("\n"))?;
+        }
+
+        f.flush()?;
+        Ok(())
+    }
+
+    pub fn close(&mut self) -> crate::Result<()> {
+        self.ar_db.close()?;
+        self.ar_files.close()?;
+
+        let _ = std::fs::remove_file(&self.tmp_paths[0])?;
+        let _ = std::fs::remove_file(&self.tmp_paths[1])?;
+
+        Ok(())
     }
 }

server/src/repo/handle.rs

@@ -0,0 +1,144 @@
+use super::{Command, SharedState};
+use crate::db;
+
+use std::{
+    path::PathBuf,
+    sync::{atomic::Ordering, Arc},
+};
+
+use sea_orm::{
+    ActiveModelTrait, ColumnTrait, Condition, EntityTrait, NotSet, QueryFilter, QuerySelect, Set,
+};
+use sea_query::Expr;
+use uuid::Uuid;
+
+#[derive(Clone)]
+pub struct Handle {
+    state: Arc<SharedState>,
+}
+
+impl Handle {
+    pub fn new(state: &Arc<SharedState>) -> Self {
+        Self {
+            state: Arc::clone(state),
+        }
+    }
+
+    pub fn random_file_paths<const C: usize>(&self) -> [PathBuf; C] {
+        std::array::from_fn(|_| {
+            let uuid: uuid::fmt::Simple = Uuid::new_v4().into();
+            self.state.repos_dir.join(uuid.to_string())
+        })
+    }
+
+    pub async fn get_or_create_repo(&self, distro: &str, repo: &str) -> crate::Result<i32> {
+        let mut repos = self.state.repos.write().await;
+
+        let distro_id: Option<i32> = db::Distro::find()
+            .filter(db::distro::Column::Name.eq(distro))
+            .select_only()
+            .column(db::distro::Column::Id)
+            .into_tuple()
+            .one(&self.state.conn)
+            .await?;
+
+        let distro_id = if let Some(id) = distro_id {
+            id
+        } else {
+            let new_distro = db::distro::ActiveModel {
+                id: NotSet,
+                name: Set(distro.to_string()),
+                description: NotSet,
+            };
+
+            new_distro.insert(&self.state.conn).await?.id
+        };
+
+        let repo_id: Option<i32> = db::Repo::find()
+            .filter(db::repo::Column::DistroId.eq(distro_id))
+            .filter(db::repo::Column::Name.eq(repo))
+            .select_only()
+            .column(db::repo::Column::Id)
+            .into_tuple()
+            .one(&self.state.conn)
+            .await?;
+
+        let repo_id = if let Some(id) = repo_id {
+            id
+        } else {
+            let new_repo = db::repo::ActiveModel {
+                id: NotSet,
+                distro_id: Set(distro_id),
+                name: Set(repo.to_string()),
+                description: NotSet,
+            };
+            let id = new_repo.insert(&self.state.conn).await?.id;
+
+            tokio::fs::create_dir(self.state.repos_dir.join(id.to_string())).await?;
+            repos.insert(id, Default::default());
+
+            id
+        };
+
+        Ok(repo_id)
+    }
+
+    pub async fn get_repo(&self, distro: &str, repo: &str) -> crate::Result<Option<i32>> {
+        Ok(db::Repo::find()
+            .find_also_related(db::Distro)
+            .filter(
+                Condition::all()
+                    .add(db::repo::Column::Name.eq(repo))
+                    .add(db::distro::Column::Name.eq(distro)),
+            )
+            .one(&self.state.conn)
+            .await
+            .map(|res| res.map(|(repo, _)| repo.id))?)
+    }
+
+    pub async fn remove_repo(&self, repo: i32) -> crate::Result<()> {
+        self.state.repos.write().await.remove(&repo);
+        db::Repo::delete_by_id(repo).exec(&self.state.conn).await?;
+        let _ = tokio::fs::remove_dir_all(self.state.repos_dir.join(repo.to_string())).await;
+
+        Ok(())
+    }
+
+    /// Remove all packages in the repository that have a given arch. This method marks all
+    /// packages with the given architecture as "pending deletion", before performing a manual sync
+    /// & removal of stale packages.
+    pub async fn remove_repo_arch(&self, repo: i32, arch: &str) -> crate::Result<()> {
+        db::Package::update_many()
+            .col_expr(
+                db::package::Column::State,
+                Expr::value(db::PackageState::PendingDeletion),
+            )
+            .filter(
+                Condition::all()
+                    .add(db::package::Column::RepoId.eq(repo))
+                    .add(db::package::Column::Arch.eq(arch)),
+            )
+            .exec(&self.state.conn)
+            .await?;
+
+        self.queue_sync(repo).await;
+        self.queue_clean().await;
+
+        Ok(())
+    }
+
+    pub async fn queue_pkg(&self, repo: i32, path: PathBuf) {
+        self.state.tx.send(Command::ParsePkg(repo, path)).unwrap();
+        self.state.repos.read().await.get(&repo).inspect(|n| {
+            n.0.fetch_add(1, Ordering::SeqCst);
+        });
+    }
+
+    async fn queue_sync(&self, repo: i32) {
+        self.state.tx.send(Command::SyncRepo(repo)).unwrap();
+    }
+
+    async fn queue_clean(&self) {
+        self.state.tx.send(Command::Clean).unwrap();
+    }
+}

server/src/repo/manager.rs

@@ -1,385 +0,0 @@
-use super::{archive, package};
-use crate::db::{self, query::package::delete_stale_pkgs};
-
-use std::{
-    collections::HashMap,
-    path::{Path, PathBuf},
-    sync::{
-        atomic::{AtomicU32, Ordering},
-        Arc,
-    },
-};
-
-use futures::StreamExt;
-use sea_orm::{
-    ActiveModelTrait, ColumnTrait, Condition, ConnectionTrait, DbConn, EntityTrait, JoinType,
-    ModelTrait, NotSet, QueryFilter, QuerySelect, Related, RelationTrait, Set, TransactionTrait,
-};
-use sea_query::{Alias, Expr, Query};
-use tokio::sync::{
-    mpsc::{unbounded_channel, UnboundedReceiver, UnboundedSender},
-    Mutex, RwLock,
-};
-use uuid::Uuid;
-
-struct PkgQueueMsg {
-    repo: i32,
-    path: PathBuf,
-}
-
-/// A single instance of this struct orchestrates everything related to managing packages files on
-/// disk for all repositories in the server
-pub struct RepoMgr {
-    repos_dir: PathBuf,
-    conn: DbConn,
-    pkg_queue: (
-        UnboundedSender<PkgQueueMsg>,
-        Mutex<UnboundedReceiver<PkgQueueMsg>>,
-    ),
-    repos: RwLock<HashMap<i32, (AtomicU32, Arc<Mutex<()>>)>>,
-}
-
-impl RepoMgr {
-    pub async fn new<P: AsRef<Path>>(repos_dir: P, conn: DbConn) -> crate::Result<Self> {
-        if !tokio::fs::try_exists(&repos_dir).await? {
-            tokio::fs::create_dir(&repos_dir).await?;
-        }
-
-        let (tx, rx) = unbounded_channel();
-
-        let mut repos = HashMap::new();
-        let repo_ids: Vec<i32> = db::Repo::find()
-            .select_only()
-            .column(db::repo::Column::Id)
-            .into_tuple()
-            .all(&conn)
-            .await?;
-
-        for id in repo_ids {
-            repos.insert(id, Default::default());
-        }
-
-        Ok(Self {
-            repos_dir: repos_dir.as_ref().to_path_buf(),
-            conn,
-            pkg_queue: (tx, Mutex::new(rx)),
-            repos: RwLock::new(repos),
-        })
-    }
-
-    /// Generate archive databases for all known architectures in the repository, including the
-    /// "any" architecture.
-    pub async fn sync_repo(&self, repo: i32) -> crate::Result<()> {
-        let lock = self
-            .repos
-            .read()
-            .await
-            .get(&repo)
-            .map(|(_, lock)| Arc::clone(lock));
-
-        if lock.is_none() {
-            return Ok(());
-        }
-
-        let lock = lock.unwrap();
-        let _guard = lock.lock().await;
-
-        let archs: Vec<String> = db::Package::find()
-            .filter(db::package::Column::RepoId.eq(repo))
-            .select_only()
-            .column(db::package::Column::Arch)
-            .distinct()
-            .into_tuple()
-            .all(&self.conn)
-            .await?;
-
-        for arch in archs {
-            self.generate_archives(repo, &arch).await?;
-        }
-
-        Ok(())
-    }
-
-    /// Generate the archive databases for the given repository and architecture.
-    async fn generate_archives(&self, repo: i32, arch: &str) -> crate::Result<()> {
-        let [tmp_ar_db_path, tmp_ar_files_path, files_tmp_file_path, desc_tmp_file_path] =
-            self.random_file_paths();
-        let ar_db = archive::RepoArchiveWriter::open(&tmp_ar_db_path).await?;
-        let ar_files = archive::RepoArchiveWriter::open(&tmp_ar_files_path).await?;
-
-        // Query all packages in the repo that have the given architecture or the "any"
-        // architecture
-        let mut pkgs = db::query::package::pkgs_to_sync(&self.conn, repo, arch)
-            .stream(&self.conn)
-            .await?;
-
-        let mut commited_ids: Vec<i32> = Vec::new();
-
-        while let Some(pkg) = pkgs.next().await.transpose()? {
-            commited_ids.push(pkg.id);
-
-            let mut files_tmp_file = tokio::fs::File::create(&files_tmp_file_path).await?;
-            let mut desc_tmp_file = tokio::fs::File::create(&desc_tmp_file_path).await?;
-
-            package::write_files(&self.conn, &mut files_tmp_file, &pkg).await?;
-            package::write_desc(&self.conn, &mut desc_tmp_file, &pkg).await?;
-
-            let full_name = format!("{}-{}", pkg.name, pkg.version);
-
-            ar_db
-                .add_entry(&full_name, &desc_tmp_file_path, true)
-                .await?;
-            ar_files
-                .add_entry(&full_name, &desc_tmp_file_path, true)
-                .await?;
-            ar_files
-                .add_entry(&full_name, &files_tmp_file_path, false)
-                .await?;
-        }
-
-        // Cleanup
-        ar_db.close().await?;
-        ar_files.close().await?;
-
-        let repo_dir = self.repos_dir.join(repo.to_string());
-
-        // Move the db archives to their respective places
-        tokio::fs::rename(tmp_ar_db_path, repo_dir.join(format!("{}.db.tar.gz", arch))).await?;
-        tokio::fs::rename(
-            tmp_ar_files_path,
-            repo_dir.join(format!("{}.files.tar.gz", arch)),
-        )
-        .await?;
-
-        // Only after we have successfully written everything to disk do we update the database.
-        // This order ensures any failure can be recovered, as the database is our single source of
-        // truth.
-        db::Package::update_many()
-            .col_expr(
-                db::package::Column::State,
-                Expr::value(db::PackageState::Committed),
-            )
-            .filter(db::package::Column::Id.is_in(commited_ids))
-            .exec(&self.conn)
-            .await?;
-
-        // If this fails there's no point in failing the function + if there were no packages in
-        // the repo, this fails anyway because the temp file doesn't exist
-        let _ = tokio::fs::remove_file(desc_tmp_file_path).await;
-        let _ = tokio::fs::remove_file(files_tmp_file_path).await;
-
-        tracing::info!("Package archives generated for repo {} ('{}')", repo, arch);
-
-        Ok(())
-    }
-
-    /// Clean any remaining old package files from the database and file system
-    pub async fn remove_stale_pkgs(&self) -> crate::Result<()> {
-        let mut pkgs = db::query::package::stale_pkgs(&self.conn)
-            .stream(&self.conn)
-            .await?;
-
-        // Ids are monotonically increasing, so the max id suffices to know which packages to
-        // remove later
-        let mut max_id = -1;
-        let mut removed_pkgs = 0;
-
-        while let Some(pkg) = pkgs.next().await.transpose()? {
-            // Failing to remove the package file isn't the biggest problem
-            let _ = tokio::fs::remove_file(
-                self.repos_dir
-                    .join(pkg.repo_id.to_string())
-                    .join(pkg.id.to_string()),
-            )
-            .await;
-
-            if pkg.id > max_id {
-                max_id = pkg.id;
-            }
-
-            removed_pkgs += 1;
-        }
-
-        if removed_pkgs > 0 {
-            db::query::package::delete_stale_pkgs(&self.conn, max_id).await?;
-        }
-
-        tracing::info!("Removed {removed_pkgs} stale package(s)");
-
-        Ok(())
-    }
-
-    pub async fn pkg_parse_task(&self) {
-        loop {
-            // Receive the next message and immediately drop the mutex afterwards. As long as the
-            // quue is empty, this will lock the mutex. This is okay, as the mutex will be unlocked
-            // as soon as a message is received, so another worker can pick up the mutex.
-            let msg = {
-                let mut recv = self.pkg_queue.1.lock().await;
-                recv.recv().await
-            };
-
-            if let Some(msg) = msg {
-                // TODO better handle this error (retry if failure wasn't because the package is
-                // faulty)
-                let _ = self
-                    .add_pkg_from_path(msg.path, msg.repo)
-                    .await
-                    .inspect_err(|e| tracing::error!("{:?}", e));
-
-                let old = self
-                    .repos
-                    .read()
-                    .await
-                    .get(&msg.repo)
-                    .map(|n| n.0.fetch_sub(1, Ordering::SeqCst));
-
-                // Every time the queue for a repo becomes empty, we run a sync job
-                if old == Some(1) {
-                    // TODO error handling
-                    let _ = self.sync_repo(msg.repo).await;
-
-                    // TODO move this so that we only clean if entire queue is empty, not just
-                    // queue for specific repo
-                    let _ = self.remove_stale_pkgs().await;
-                }
-            }
-        }
-    }
-
-    pub async fn queue_pkg(&self, repo: i32, path: PathBuf) {
-        self.pkg_queue.0.send(PkgQueueMsg { path, repo }).unwrap();
-        self.repos.read().await.get(&repo).inspect(|n| {
-            n.0.fetch_add(1, Ordering::SeqCst);
-        });
-    }
-
-    pub async fn get_repo(&self, distro: &str, repo: &str) -> crate::Result<Option<i32>> {
-        Ok(db::Repo::find()
-            .find_also_related(db::Distro)
-            .filter(
-                Condition::all()
-                    .add(db::repo::Column::Name.eq(repo))
-                    .add(db::distro::Column::Name.eq(distro)),
-            )
-            .one(&self.conn)
-            .await
-            .map(|res| res.map(|(repo, _)| repo.id))?)
-    }
-
-    pub async fn get_or_create_repo(&self, distro: &str, repo: &str) -> crate::Result<i32> {
-        let mut repos = self.repos.write().await;
-
-        let distro_id: Option<i32> = db::Distro::find()
-            .filter(db::distro::Column::Name.eq(distro))
-            .select_only()
-            .column(db::distro::Column::Id)
-            .into_tuple()
-            .one(&self.conn)
-            .await?;
-
-        let distro_id = if let Some(id) = distro_id {
-            id
-        } else {
-            let new_distro = db::distro::ActiveModel {
-                id: NotSet,
-                name: Set(distro.to_string()),
-                description: NotSet,
-            };
-
-            new_distro.insert(&self.conn).await?.id
-        };
-
-        let repo_id: Option<i32> = db::Repo::find()
-            .filter(db::repo::Column::DistroId.eq(distro_id))
-            .filter(db::repo::Column::Name.eq(repo))
-            .select_only()
-            .column(db::repo::Column::Id)
-            .into_tuple()
-            .one(&self.conn)
-            .await?;
-
-        let repo_id = if let Some(id) = repo_id {
-            id
-        } else {
-            let new_repo = db::repo::ActiveModel {
-                id: NotSet,
-                distro_id: Set(distro_id),
-                name: Set(repo.to_string()),
-                description: NotSet,
-            };
-            let id = new_repo.insert(&self.conn).await?.id;
-
-            tokio::fs::create_dir(self.repos_dir.join(id.to_string())).await?;
-            repos.insert(id, Default::default());
-
-            id
-        };
-
-        Ok(repo_id)
-    }
-
-    async fn add_pkg_from_path<P: AsRef<Path>>(&self, path: P, repo: i32) -> crate::Result<()> {
-        let path_clone = path.as_ref().to_path_buf();
-        let pkg = tokio::task::spawn_blocking(move || package::Package::open(path_clone))
-            .await
-            .unwrap()?;
-
-        // TODO prevent database from being updated but file failing to move to repo dir?
-        let pkg = db::query::package::insert(&self.conn, repo, pkg).await?;
-
-        let dest_path = self
-            .repos_dir
-            .join(repo.to_string())
-            .join(pkg.id.to_string());
-        tokio::fs::rename(path.as_ref(), dest_path).await?;
-
-        tracing::info!(
-            "Added '{}-{}-{}' to repository {}",
-            pkg.name,
-            pkg.version,
-            pkg.arch,
-            repo,
-        );
-
-        Ok(())
-    }
-
-    pub async fn remove_repo(&self, repo: i32) -> crate::Result<()> {
-        self.repos.write().await.remove(&repo);
-        db::Repo::delete_by_id(repo).exec(&self.conn).await?;
-        let _ = tokio::fs::remove_dir_all(self.repos_dir.join(repo.to_string())).await;
-
-        Ok(())
-    }
-
-    /// Remove all packages in the repository that have a given arch. This method marks all
-    /// packages with the given architecture as "pending deletion", before performing a manual sync
-    /// & removal of stale packages.
-    pub async fn remove_repo_arch(&self, repo: i32, arch: &str) -> crate::Result<()> {
-        db::Package::update_many()
-            .col_expr(
-                db::package::Column::State,
-                Expr::value(db::PackageState::PendingDeletion),
-            )
-            .filter(
-                Condition::all()
-                    .add(db::package::Column::RepoId.eq(repo))
-                    .add(db::package::Column::Arch.eq(arch)),
-            )
-            .exec(&self.conn)
-            .await?;
-
-        self.sync_repo(repo).await?;
-        self.remove_stale_pkgs().await?;
-
-        Ok(())
-    }
-
-    pub fn random_file_paths<const C: usize>(&self) -> [PathBuf; C] {
-        std::array::from_fn(|_| {
-            let uuid: uuid::fmt::Simple = Uuid::new_v4().into();
-            self.repos_dir.join(uuid.to_string())
-        })
-    }
-}

server/src/repo/mod.rs

@@ -1,161 +1,88 @@
+mod actor;
 mod archive;
-mod manager;
+mod handle;
 pub mod package;
 
-pub use manager::RepoMgr;
+pub use actor::Actor;
+pub use handle::Handle;
 
-use crate::FsConfig;
+use crate::db;
 
-use axum::{
-    body::Body,
-    extract::{Path, State},
-    http::{Request, StatusCode},
-    response::IntoResponse,
-    routing::{delete, post},
-    Router,
+use std::{
+    collections::HashMap,
+    path::{Path, PathBuf},
+    sync::{atomic::AtomicU32, Arc, Mutex},
 };
-use futures::TryStreamExt;
-use tokio_util::io::StreamReader;
-use tower::util::ServiceExt;
-use tower_http::{services::ServeFile, validate_request::ValidateRequestHeaderLayer};
 
-pub fn router(api_key: &str) -> Router<crate::Global> {
-    Router::new()
-        .route(
-            "/:distro/:repo",
-            post(post_package_archive)
-                .delete(delete_repo)
-                .route_layer(ValidateRequestHeaderLayer::bearer(api_key)),
-        )
-        .route(
-            "/:distro/:repo/:arch",
-            delete(delete_arch_repo).route_layer(ValidateRequestHeaderLayer::bearer(api_key)),
-        )
-        // Routes added after the layer do not get that layer applied, so the GET requests will not
-        // be authorized
-        .route(
-            "/:distro/:repo/:arch/:filename",
-            delete(delete_package)
-                .route_layer(ValidateRequestHeaderLayer::bearer(api_key))
-                .get(get_file),
-        )
+use sea_orm::{DbConn, EntityTrait, QuerySelect};
+use tokio::{
+    runtime,
+    sync::{
+        mpsc::{unbounded_channel, UnboundedReceiver, UnboundedSender},
+        RwLock,
+    },
+};
+
+pub enum Command {
+    ParsePkg(i32, PathBuf),
+    SyncRepo(i32),
+    Clean,
 }
 
-/// Serve the package archive files and database archives. If files are requested for an
-/// architecture that does not have any explicit packages, a repository containing only "any" files
-/// is returned.
-async fn get_file(
-    State(global): State<crate::Global>,
-    Path((distro, repo, arch, file_name)): Path<(String, String, String, String)>,
-    req: Request<Body>,
-) -> crate::Result<impl IntoResponse> {
-    if let Some(repo_id) = global.mgr.get_repo(&distro, &repo).await? {
-        match global.config.fs {
-            FsConfig::Local { data_dir } => {
-                let repo_dir = data_dir.join("repos").join(repo_id.to_string());
+pub struct SharedState {
+    pub repos_dir: PathBuf,
+    pub conn: DbConn,
+    pub rx: Mutex<UnboundedReceiver<Command>>,
+    pub tx: UnboundedSender<Command>,
+    pub repos: RwLock<HashMap<i32, (AtomicU32, Arc<Mutex<()>>)>>,
+}
 
-                let file_name = if file_name == format!("{}.db", repo)
-                    || file_name == format!("{}.db.tar.gz", repo)
-                {
-                    format!("{}.db.tar.gz", arch)
-                } else if file_name == format!("{}.files", repo)
-                    || file_name == format!("{}.files.tar.gz", repo)
-                {
-                    format!("{}.files.tar.gz", arch)
-                } else {
-                    file_name
-                };
+impl SharedState {
+    pub fn new(
+        repos_dir: impl AsRef<Path>,
+        conn: DbConn,
+        repos: HashMap<i32, (AtomicU32, Arc<Mutex<()>>)>,
+    ) -> Self {
+        let (tx, rx) = unbounded_channel();
 
-                let path = repo_dir.join(file_name);
-                Ok(ServeFile::new(path).oneshot(req).await)
+        Self {
+            repos_dir: repos_dir.as_ref().to_path_buf(),
+            conn,
+            rx: Mutex::new(rx),
+            tx,
+            repos: RwLock::new(repos),
         }
     }
-    } else {
-        Err(StatusCode::NOT_FOUND.into())
+}
+
+pub fn start(
+    repos_dir: impl AsRef<Path>,
+    conn: DbConn,
+    rt: runtime::Handle,
+    actors: u32,
+) -> crate::Result<Handle> {
+    std::fs::create_dir_all(repos_dir.as_ref())?;
+
+    let mut repos = HashMap::new();
+    let repo_ids: Vec<i32> = rt.block_on(
+        db::Repo::find()
+            .select_only()
+            .column(db::repo::Column::Id)
+            .into_tuple()
+            .all(&conn),
+    )?;
+
+    for id in repo_ids {
+        repos.insert(id, Default::default());
     }
-}
 
-async fn post_package_archive(
-    State(global): State<crate::Global>,
-    Path((distro, repo)): Path<(String, String)>,
-    body: Body,
-) -> crate::Result<StatusCode> {
-    let mut body = StreamReader::new(body.into_data_stream().map_err(std::io::Error::other));
-    let repo = global.mgr.get_or_create_repo(&distro, &repo).await?;
-    let [tmp_path] = global.mgr.random_file_paths();
+    let state = Arc::new(SharedState::new(repos_dir, conn, repos));
 
-    let mut tmp_file = tokio::fs::File::create(&tmp_path).await?;
-    tokio::io::copy(&mut body, &mut tmp_file).await?;
+    for _ in 0..actors {
+        let actor = Actor::new(rt.clone(), Arc::clone(&state));
 
-    global.mgr.queue_pkg(repo, tmp_path).await;
-
-    Ok(StatusCode::ACCEPTED)
-}
-
-async fn delete_repo(
-    State(global): State<crate::Global>,
-    Path((distro, repo)): Path<(String, String)>,
-) -> crate::Result<StatusCode> {
-    if let Some(repo) = global.mgr.get_repo(&distro, &repo).await? {
-        global.mgr.remove_repo(repo).await?;
-
-        tracing::info!("Removed repository {repo}");
-
-        Ok(StatusCode::OK)
-    } else {
-        Ok(StatusCode::NOT_FOUND)
+        std::thread::spawn(|| actor.run());
     }
-}
-
-async fn delete_arch_repo(
-    State(global): State<crate::Global>,
-    Path((distro, repo, arch)): Path<(String, String, String)>,
-) -> crate::Result<StatusCode> {
-    if let Some(repo) = global.mgr.get_repo(&distro, &repo).await? {
-        global.mgr.remove_repo_arch(repo, &arch).await?;
-
-        tracing::info!("Removed architecture '{arch}' from repository {repo}");
-
-        Ok(StatusCode::OK)
-    } else {
-        Ok(StatusCode::NOT_FOUND)
-    }
-    //if let Some(mgr) = global.mgr.get_mgr(&distro).await {
-    //    let repo_removed = mgr.remove_repo_arch(&repo, &arch).await?;
-    //
-    //    if repo_removed {
-    //        tracing::info!("Removed arch '{}' from repository '{}'", arch, repo);
-    //
-    //        Ok(StatusCode::OK)
-    //    } else {
-    //        Ok(StatusCode::NOT_FOUND)
-    //    }
-    //} else {
-    //    Ok(StatusCode::NOT_FOUND)
-    //}
-}
-
-async fn delete_package(
-    State(global): State<crate::Global>,
-    Path((distro, repo, arch, pkg_name)): Path<(String, String, String, String)>,
-) -> crate::Result<StatusCode> {
-    Ok(StatusCode::NOT_FOUND)
-    //if let Some(mgr) = global.mgr.get_mgr(&distro).await {
-    //    let pkg_removed = mgr.remove_pkg(&repo, &arch, &pkg_name).await?;
-    //
-    //    if pkg_removed {
-    //        tracing::info!(
-    //            "Removed package '{}' ({}) from repository '{}'",
-    //            pkg_name,
-    //            arch,
-    //            repo
-    //        );
-    //
-    //        Ok(StatusCode::OK)
-    //    } else {
-    //        Ok(StatusCode::NOT_FOUND)
-    //    }
-    //} else {
-    //    Ok(StatusCode::NOT_FOUND)
-    //}
+
+    Ok(Handle::new(&state))
 }

server/src/repo/package.rs

@@ -1,19 +1,17 @@
-use crate::db::{self, entities::package, PackageRelatedEnum};
+use crate::db::entities::package;
 
 use std::{
     fmt, fs,
-    io::{self, BufRead, BufReader, BufWriter, Read, Write},
+    io::{self, BufRead, BufReader, Read},
     path::{Path, PathBuf},
 };
 
 use chrono::NaiveDateTime;
-use futures::StreamExt;
 use libarchive::{
     read::{Archive, Builder},
     Entry, ReadFilter,
 };
-use sea_orm::{ActiveValue::Set, ColumnTrait, DbConn, ModelTrait, QueryFilter, QuerySelect};
-use tokio::io::{AsyncWrite, AsyncWriteExt};
+use sea_orm::ActiveValue::Set;
 
 const IGNORED_FILES: [&str; 5] = [".BUILDINFO", ".INSTALL", ".MTREE", ".PKGINFO", ".CHANGELOG"];
 
@@ -204,74 +202,6 @@ impl Package {
             self.compression.extension().unwrap()
         )
     }
-
-    /// Write the formatted desc file to the provided writer
-    pub fn write_desc<W: Write>(&self, w: &mut W) -> io::Result<()> {
-        // We write a lot of small strings to the writer, so wrapping it in a BufWriter is
-        // beneficial
-        let mut w = BufWriter::new(w);
-
-        let info = &self.info;
-
-        writeln!(w, "%FILENAME%\n{}", self.file_name())?;
-
-        let mut write = |key: &str, value: &str| {
-            if !value.is_empty() {
-                writeln!(w, "\n%{}%\n{}", key, value)
-            } else {
-                Ok(())
-            }
-        };
-
-        write("NAME", &info.name)?;
-        write("BASE", &info.base)?;
-        write("VERSION", &info.version)?;
-
-        if let Some(ref description) = info.description {
-            write("DESC", description)?;
-        }
-        write("GROUPS", &info.groups.join("\n"))?;
-        write("CSIZE", &info.csize.to_string())?;
-        write("ISIZE", &info.size.to_string())?;
-
-        write("SHA256SUM", &info.sha256sum)?;
-
-        if let Some(ref url) = info.url {
-            write("URL", url)?;
-        }
-
-        write("LICENSE", &info.licenses.join("\n"))?;
-        write("ARCH", &info.arch)?;
-        write("BUILDDATE", &info.build_date.timestamp().to_string())?;
-
-        if let Some(ref packager) = info.packager {
-            write("PACKAGER", packager)?;
-        }
-
-        write("REPLACES", &info.replaces.join("\n"))?;
-        write("CONFLICTS", &info.conflicts.join("\n"))?;
-        write("PROVIDES", &info.provides.join("\n"))?;
-        write("DEPENDS", &info.depends.join("\n"))?;
-        write("OPTDEPENDS", &info.optdepends.join("\n"))?;
-        write("MAKEDEPENDS", &info.makedepends.join("\n"))?;
-        write("CHECKDEPENDS", &info.checkdepends.join("\n"))?;
-
-        Ok(())
-    }
-
-    pub fn write_files<W: Write>(&self, w: &mut W) -> io::Result<()> {
-        // We write a lot of small strings to the writer, so wrapping it in a BufWriter is
-        // beneficial
-        let mut w = BufWriter::new(w);
-
-        writeln!(w, "%FILES%")?;
-
-        for file in &self.files {
-            writeln!(w, "{}", file.to_string_lossy())?;
-        }
-
-        Ok(())
-    }
 }
 
 impl From<Package> for package::ActiveModel {
@@ -303,123 +233,3 @@ pub fn filename(pkg: &package::Model) -> String {
         pkg.name, pkg.version, pkg.arch, pkg.compression
     )
 }
-
-async fn write_attribute<W: AsyncWrite + std::marker::Unpin>(
-    writer: &mut W,
-    key: &str,
-    value: &str,
-) -> io::Result<()> {
-    if !value.is_empty() {
-        let s = format!("\n%{}%\n{}\n", key, value);
-        writer.write_all(s.as_bytes()).await?;
-    }
-
-    Ok(())
-}
-
-pub async fn write_desc<W: AsyncWrite + std::marker::Unpin>(
-    conn: &DbConn,
-    writer: &mut W,
-    pkg: &package::Model,
-) -> crate::Result<()> {
-    writer
-        .write_all(format!("%FILENAME%\n{}\n", pkg.id).as_bytes())
-        .await?;
-
-    write_attribute(writer, "NAME", &pkg.name).await?;
-    write_attribute(writer, "BASE", &pkg.base).await?;
-    write_attribute(writer, "VERSION", &pkg.version).await?;
-
-    if let Some(ref description) = pkg.description {
-        write_attribute(writer, "DESC", description).await?;
-    }
-
-    let groups: Vec<String> = pkg
-        .find_related(db::PackageGroup)
-        .select_only()
-        .column(db::package_group::Column::Name)
-        .into_tuple()
-        .all(conn)
-        .await?;
-    write_attribute(writer, "GROUPS", &groups.join("\n")).await?;
-
-    write_attribute(writer, "CSIZE", &pkg.c_size.to_string()).await?;
-    write_attribute(writer, "ISIZE", &pkg.size.to_string()).await?;
-    write_attribute(writer, "SHA256SUM", &pkg.sha256_sum).await?;
-
-    if let Some(ref url) = pkg.url {
-        write_attribute(writer, "URL", url).await?;
-    }
-
-    let licenses: Vec<String> = pkg
-        .find_related(db::PackageLicense)
-        .select_only()
-        .column(db::package_license::Column::Name)
-        .into_tuple()
-        .all(conn)
-        .await?;
-    write_attribute(writer, "LICENSE", &licenses.join("\n")).await?;
-
-    write_attribute(writer, "ARCH", &pkg.arch).await?;
-
-    // TODO build date
-    write_attribute(
-        writer,
-        "BUILDDATE",
-        &pkg.build_date.and_utc().timestamp().to_string(),
-    )
-    .await?;
-
-    if let Some(ref packager) = pkg.packager {
-        write_attribute(writer, "PACKAGER", packager).await?;
-    }
-
-    let related = [
-        ("REPLACES", PackageRelatedEnum::Replaces),
-        ("CONFLICTS", PackageRelatedEnum::Conflicts),
-        ("PROVIDES", PackageRelatedEnum::Provides),
-        ("DEPENDS", PackageRelatedEnum::Depend),
-        ("OPTDEPENDS", PackageRelatedEnum::Optdepend),
-        ("MAKEDEPENDS", PackageRelatedEnum::Makedepend),
-        ("CHECKDEPENDS", PackageRelatedEnum::Checkdepend),
-    ];
-
-    for (key, attr) in related.into_iter() {
-        let items: Vec<String> = pkg
-            .find_related(db::PackageRelated)
-            .filter(db::package_related::Column::Type.eq(attr))
-            .select_only()
-            .column(db::package_related::Column::Name)
-            .into_tuple()
-            .all(conn)
-            .await?;
-
-        write_attribute(writer, key, &items.join("\n")).await?;
-    }
-
-    writer.flush().await?;
-
-    Ok(())
-}
-
-pub async fn write_files<W: AsyncWrite + std::marker::Unpin>(
-    conn: &DbConn,
-    writer: &mut W,
-    pkg: &package::Model,
-) -> crate::Result<()> {
-    let line = "%FILES%\n";
-    writer.write_all(line.as_bytes()).await?;
-
-    // Generate the files list for the package
-    let mut files = pkg.find_related(db::PackageFile).stream(conn).await?;
-
-    while let Some(file) = files.next().await.transpose()? {
-        writer
-            .write_all(format!("{}\n", file.path).as_bytes())
-            .await?;
-    }
-
-    writer.flush().await?;
-
-    Ok(())
-}

server/src/web/mod.rs

@@ -0,0 +1,13 @@
+mod api;
+mod repo;
+
+use axum::Router;
+use tower_http::trace::TraceLayer;
+
+pub fn router(global: crate::Global) -> Router {
+    Router::new()
+        .nest("/api", api::router())
+        .merge(repo::router(&global.config.api_key))
+        .with_state(global)
+        .layer(TraceLayer::new_for_http())
+}

server/src/web/repo.rs

@@ -0,0 +1,142 @@
+use crate::FsConfig;
+
+use axum::{
+    body::Body,
+    extract::{Path, State},
+    http::{Request, StatusCode},
+    response::IntoResponse,
+    routing::{delete, post},
+    Router,
+};
+use futures::TryStreamExt;
+use tokio_util::io::StreamReader;
+use tower::util::ServiceExt;
+use tower_http::{services::ServeFile, validate_request::ValidateRequestHeaderLayer};
+
+pub fn router(api_key: &str) -> Router<crate::Global> {
+    Router::new()
+        .route(
+            "/:distro/:repo",
+            post(post_package_archive)
+                .delete(delete_repo)
+                .route_layer(ValidateRequestHeaderLayer::bearer(api_key)),
+        )
+        .route(
+            "/:distro/:repo/:arch",
+            delete(delete_arch_repo).route_layer(ValidateRequestHeaderLayer::bearer(api_key)),
+        )
+        // Routes added after the layer do not get that layer applied, so the GET requests will not
+        // be authorized
+        .route(
+            "/:distro/:repo/:arch/:filename",
+            delete(delete_package)
+                .route_layer(ValidateRequestHeaderLayer::bearer(api_key))
+                .get(get_file),
+        )
+}
+
+/// Serve the package archive files and database archives. If files are requested for an
+/// architecture that does not have any explicit packages, a repository containing only "any" files
+/// is returned.
+async fn get_file(
+    State(global): State<crate::Global>,
+    Path((distro, repo, arch, file_name)): Path<(String, String, String, String)>,
+    req: Request<Body>,
+) -> crate::Result<impl IntoResponse> {
+    if let Some(repo_id) = global.repo.get_repo(&distro, &repo).await? {
+        match global.config.fs {
+            FsConfig::Local { data_dir } => {
+                let repo_dir = data_dir.join("repos").join(repo_id.to_string());
+
+                let file_name = if file_name == format!("{}.db", repo)
+                    || file_name == format!("{}.db.tar.gz", repo)
+                {
+                    format!("{}.db.tar.gz", arch)
+                } else if file_name == format!("{}.files", repo)
+                    || file_name == format!("{}.files.tar.gz", repo)
+                {
+                    format!("{}.files.tar.gz", arch)
+                } else {
+                    file_name
+                };
+
+                let path = repo_dir.join(file_name);
+                Ok(ServeFile::new(path).oneshot(req).await)
+            }
+        }
+    } else {
+        Err(StatusCode::NOT_FOUND.into())
+    }
+}
+
+async fn post_package_archive(
+    State(global): State<crate::Global>,
+    Path((distro, repo)): Path<(String, String)>,
+    body: Body,
+) -> crate::Result<StatusCode> {
+    let repo_id = global.repo.get_or_create_repo(&distro, &repo).await?;
+
+    let [tmp_path] = global.repo.random_file_paths();
+    let mut tmp_file = tokio::fs::File::create(&tmp_path).await?;
+    let mut body = StreamReader::new(body.into_data_stream().map_err(std::io::Error::other));
+    tokio::io::copy(&mut body, &mut tmp_file).await?;
+
+    global.repo.queue_pkg(repo_id, tmp_path).await;
+
+    Ok(StatusCode::ACCEPTED)
+}
+
+async fn delete_repo(
+    State(global): State<crate::Global>,
+    Path((distro, repo)): Path<(String, String)>,
+) -> crate::Result<StatusCode> {
+    if let Some(repo) = global.repo.get_repo(&distro, &repo).await? {
+        global.repo.remove_repo(repo).await?;
+
+        tracing::info!("Removed repository {repo}");
+
+        Ok(StatusCode::OK)
+    } else {
+        Ok(StatusCode::NOT_FOUND)
+    }
+}
+
+async fn delete_arch_repo(
+    State(global): State<crate::Global>,
+    Path((distro, repo, arch)): Path<(String, String, String)>,
+) -> crate::Result<StatusCode> {
+    if let Some(repo) = global.repo.get_repo(&distro, &repo).await? {
+        global.repo.remove_repo_arch(repo, &arch).await?;
+
+        tracing::info!("Removed architecture '{arch}' from repository {repo}");
+
+        Ok(StatusCode::OK)
+    } else {
+        Ok(StatusCode::NOT_FOUND)
+    }
+}
+
+async fn delete_package(
+    State(global): State<crate::Global>,
+    Path((distro, repo, arch, pkg_name)): Path<(String, String, String, String)>,
+) -> crate::Result<StatusCode> {
+    Ok(StatusCode::NOT_FOUND)
+    //if let Some(mgr) = global.mgr.get_mgr(&distro).await {
+    //    let pkg_removed = mgr.remove_pkg(&repo, &arch, &pkg_name).await?;
+    //
+    //    if pkg_removed {
+    //        tracing::info!(
+    //            "Removed package '{}' ({}) from repository '{}'",
+    //            pkg_name,
+    //            arch,
+    //            repo
+    //        );
+    //
+    //        Ok(StatusCode::OK)
+    //    } else {
+    //        Ok(StatusCode::NOT_FOUND)
+    //    }
+    //} else {
+    //    Ok(StatusCode::NOT_FOUND)
+    //}
+}