chore: remove some dead code

agents
Jef Roosens 2024-06-26 21:37:07 +02:00
parent bde3b90711
commit 412d1e65f1
Signed by: Jef Roosens
GPG Key ID: B75D4F293C7052DB
8 changed files with 14 additions and 601 deletions

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

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@ -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)]

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@ -8,7 +8,7 @@ mod repo;
pub use config::{Config, DbConfig, FsConfig};
pub use error::{Result, ServerError};
use std::{io, path::PathBuf, sync::Arc};
use std::{io, path::PathBuf};
use axum::Router;
use tower_http::trace::TraceLayer;

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@ -1,4 +1,4 @@
use super::{archive, package, Handle};
use super::{archive, package};
use crate::db;
use std::{
@ -11,11 +11,8 @@ use std::{
};
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 sea_orm::{ColumnTrait, DbConn, EntityTrait, QueryFilter, QuerySelect};
use sea_query::Expr;
use tokio::{
runtime,
sync::{

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@ -1,6 +1,6 @@
use crate::db;
use std::{
io::{self, Write},
io::Write,
path::{Path, PathBuf},
};

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@ -4,21 +4,15 @@ use crate::db;
use std::{
collections::HashMap,
path::{Path, PathBuf},
sync::{
atomic::{AtomicU32, Ordering},
Arc, Mutex, RwLock,
},
sync::{atomic::Ordering, Arc},
};
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::{
runtime,
sync::mpsc::{unbounded_channel, UnboundedSender},
ActiveModelTrait, ColumnTrait, Condition, DbConn, EntityTrait, NotSet, QueryFilter,
QuerySelect, Set,
};
use sea_query::Expr;
use tokio::runtime;
use uuid::Uuid;
#[derive(Clone)]

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@ -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())
})
}
}

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@ -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(())
}