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feat: pci passthrough (#114)

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* feat: pci passthrough

* feat: guest device management

* feat: addons mounting and kernel modules support

* feat: more pci work

* fix: kernel build squashfs fixes

* fix: e820entry should be available on all platforms
This commit is contained in:
Alex Zenla
2024-04-29 10:02:20 -07:00
committed by GitHub
parent bece7f33c7
commit 84920a88ab
33 changed files with 2294 additions and 1944 deletions
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32
crates/daemon/src/lib.rs
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@ -1,9 +1,11 @@
use std::{net::SocketAddr, path::PathBuf, str::FromStr};
use std::{net::SocketAddr, path::PathBuf, str::FromStr, sync::Arc};
use anyhow::{anyhow, Result};
use config::DaemonConfig;
use console::{DaemonConsole, DaemonConsoleHandle};
use control::DaemonControlService;
use db::GuestStore;
use devices::DaemonDeviceManager;
use event::{DaemonEventContext, DaemonEventGenerator};
use glt::GuestLookupTable;
use idm::{DaemonIdm, DaemonIdmHandle};
@ -23,9 +25,11 @@ use tonic::transport::{Identity, Server, ServerTlsConfig};
use uuid::Uuid;
pub mod command;
pub mod config;
pub mod console;
pub mod control;
pub mod db;
pub mod devices;
pub mod event;
pub mod glt;
pub mod idm;
@ -35,7 +39,9 @@ pub mod reconcile;
pub struct Daemon {
store: String,
_config: Arc<DaemonConfig>,
glt: GuestLookupTable,
devices: DaemonDeviceManager,
guests: GuestStore,
events: DaemonEventContext,
guest_reconciler_task: JoinHandle<()>,
@ -50,12 +56,20 @@ const GUEST_RECONCILER_QUEUE_LEN: usize = 1000;
impl Daemon {
pub async fn new(store: String) -> Result<Self> {
let mut image_cache_dir = PathBuf::from(store.clone());
let store_dir = PathBuf::from(store.clone());
let mut config_path = store_dir.clone();
config_path.push("config.toml");
let config = DaemonConfig::load(&config_path).await?;
let config = Arc::new(config);
let devices = DaemonDeviceManager::new(config.clone());
let mut image_cache_dir = store_dir.clone();
image_cache_dir.push("cache");
image_cache_dir.push("image");
fs::create_dir_all(&image_cache_dir).await?;
let mut host_uuid_path = PathBuf::from(store.clone());
let mut host_uuid_path = store_dir.clone();
host_uuid_path.push("host.uuid");
let host_uuid = if host_uuid_path.is_file() {
let content = fs::read_to_string(&host_uuid_path).await?;
@ -74,8 +88,9 @@ impl Daemon {
generated
};
let initrd_path = detect_guest_file(&store, "initrd")?;
let kernel_path = detect_guest_file(&store, "kernel")?;
let initrd_path = detect_guest_path(&store, "initrd")?;
let kernel_path = detect_guest_path(&store, "kernel")?;
let addons_path = detect_guest_path(&store, "addons.squashfs")?;
let packer = OciPackerService::new(None, &image_cache_dir, OciPlatform::current()).await?;
let runtime = Runtime::new().await?;
@ -93,6 +108,7 @@ impl Daemon {
.await?;
let runtime_for_reconciler = runtime.dupe().await?;
let guest_reconciler = GuestReconciler::new(
devices.clone(),
glt.clone(),
guests.clone(),
events.clone(),
@ -101,6 +117,7 @@ impl Daemon {
guest_reconciler_notify.clone(),
kernel_path,
initrd_path,
addons_path,
)?;
let guest_reconciler_task = guest_reconciler.launch(guest_reconciler_receiver).await?;
@ -108,7 +125,9 @@ impl Daemon {
Ok(Self {
store,
_config: config,
glt,
devices,
guests,
events,
guest_reconciler_task,
@ -123,6 +142,7 @@ impl Daemon {
pub async fn listen(&mut self, addr: ControlDialAddress) -> Result<()> {
let control_service = DaemonControlService::new(
self.glt.clone(),
self.devices.clone(),
self.events.clone(),
self.console.clone(),
self.idm.clone(),
@ -186,7 +206,7 @@ impl Drop for Daemon {
}
}
fn detect_guest_file(store: &str, name: &str) -> Result<PathBuf> {
fn detect_guest_path(store: &str, name: &str) -> Result<PathBuf> {
let mut path = PathBuf::from(format!("{}/guest/{}", store, name));
if path.is_file() {
return Ok(path);