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feat: image pull is now internally explicit

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This commit is contained in:
Alex Zenla
2024-04-15 06:50:53 +00:00
parent 5511fb2fa1
commit fdc8f4d634
23 changed files with 532 additions and 386 deletions
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43
crates/ctl/src/cli/destroy.rs
View File

@ -52,31 +52,30 @@ impl DestroyCommand {
async fn wait_guest_destroyed(id: &str, events: EventStream) -> Result<()> {
let mut stream = events.subscribe();
while let Ok(event) = stream.recv().await {
if let Event::GuestChanged(changed) = event {
let Some(guest) = changed.guest else {
continue;
};
let Event::GuestChanged(changed) = event;
let Some(guest) = changed.guest else {
continue;
};
if guest.id != id {
continue;
if guest.id != id {
continue;
}
let Some(state) = guest.state else {
continue;
};
if let Some(ref error) = state.error_info {
if state.status() == GuestStatus::Failed {
error!("destroy failed: {}", error.message);
std::process::exit(1);
} else {
error!("guest error: {}", error.message);
}
}
let Some(state) = guest.state else {
continue;
};
if let Some(ref error) = state.error_info {
if state.status() == GuestStatus::Failed {
error!("destroy failed: {}", error.message);
std::process::exit(1);
} else {
error!("guest error: {}", error.message);
}
}
if state.status() == GuestStatus::Destroyed {
std::process::exit(0);
}
if state.status() == GuestStatus::Destroyed {
std::process::exit(0);
}
}
Ok(())

130
crates/ctl/src/cli/launch.rs
View File

@ -2,17 +2,16 @@ use std::collections::HashMap;
use anyhow::Result;
use clap::Parser;
use indicatif::{MultiProgress, ProgressBar, ProgressStyle};
use krata::{
events::EventStream,
v1::{
common::{
guest_image_spec::Image, GuestImageSpec, GuestOciImageSpec, GuestSpec, GuestStatus,
GuestTaskSpec, GuestTaskSpecEnvVar,
guest_image_spec::Image, GuestImageSpec, GuestOciImageFormat, GuestOciImageSpec,
GuestSpec, GuestStatus, GuestTaskSpec, GuestTaskSpecEnvVar,
},
control::{
control_service_client::ControlServiceClient, watch_events_reply::Event,
CreateGuestRequest, OciProgressEventLayerPhase, OciProgressEventPhase,
CreateGuestRequest, PullImageRequest,
},
},
};
@ -20,11 +19,15 @@ use log::error;
use tokio::select;
use tonic::{transport::Channel, Request};
use crate::console::StdioConsoleStream;
use crate::{console::StdioConsoleStream, pull::pull_interactive_progress};
use super::pull::PullImageFormat;
#[derive(Parser)]
#[command(about = "Launch a new guest")]
pub struct LauchCommand {
#[arg(short = 'S', long, default_value = "squashfs", help = "Image format")]
image_format: PullImageFormat,
#[arg(short, long, help = "Name of the guest")]
name: Option<String>,
#[arg(
@ -71,11 +74,25 @@ impl LauchCommand {
mut client: ControlServiceClient<Channel>,
events: EventStream,
) -> Result<()> {
let response = client
.pull_image(PullImageRequest {
image: self.oci.clone(),
format: match self.image_format {
PullImageFormat::Squashfs => GuestOciImageFormat::Squashfs.into(),
PullImageFormat::Erofs => GuestOciImageFormat::Erofs.into(),
},
})
.await?;
let reply = pull_interactive_progress(response.into_inner()).await?;
let request = CreateGuestRequest {
spec: Some(GuestSpec {
name: self.name.unwrap_or_default(),
image: Some(GuestImageSpec {
image: Some(Image::Oci(GuestOciImageSpec { image: self.oci })),
image: Some(Image::Oci(GuestOciImageSpec {
digest: reply.digest,
format: reply.format,
})),
}),
vcpus: self.cpus,
mem: self.mem,
@ -126,14 +143,9 @@ impl LauchCommand {
async fn wait_guest_started(id: &str, events: EventStream) -> Result<()> {
let mut stream = events.subscribe();
let mut multi_progress: Option<(MultiProgress, HashMap<String, ProgressBar>)> = None;
while let Ok(event) = stream.recv().await {
match event {
Event::GuestChanged(changed) => {
if let Some((multi_progress, _)) = multi_progress.as_mut() {
let _ = multi_progress.clear();
}
let Some(guest) = changed.guest else {
continue;
};
@ -164,102 +176,6 @@ async fn wait_guest_started(id: &str, events: EventStream) -> Result<()> {
break;
}
}
Event::OciProgress(oci) => {
if multi_progress.is_none() {
multi_progress = Some((MultiProgress::new(), HashMap::new()));
}
let Some((multi_progress, progresses)) = multi_progress.as_mut() else {
continue;
};
match oci.phase() {
OciProgressEventPhase::Resolved
| OciProgressEventPhase::ConfigAcquire
| OciProgressEventPhase::LayerAcquire => {
if progresses.is_empty() && !oci.layers.is_empty() {
for layer in &oci.layers {
let bar = ProgressBar::new(layer.total);
bar.set_style(
ProgressStyle::with_template("{msg} {wide_bar}").unwrap(),
);
progresses.insert(layer.id.clone(), bar.clone());
multi_progress.add(bar);
}
}
for layer in oci.layers {
let Some(progress) = progresses.get_mut(&layer.id) else {
continue;
};
let phase = match layer.phase() {
OciProgressEventLayerPhase::Waiting => "waiting",
OciProgressEventLayerPhase::Downloading => "downloading",
OciProgressEventLayerPhase::Downloaded => "downloaded",
OciProgressEventLayerPhase::Extracting => "extracting",
OciProgressEventLayerPhase::Extracted => "extracted",
_ => "unknown",
};
let simple = if let Some((_, hash)) = layer.id.split_once(':') {
hash
} else {
id
};
let simple = if simple.len() > 10 {
&simple[0..10]
} else {
simple
};
let message = format!("{:width$} {}", simple, phase, width = 10);
if message != progress.message() {
progress.set_message(message);
}
progress.update(|state| {
state.set_len(layer.total);
state.set_pos(layer.value);
});
}
}
OciProgressEventPhase::Packing => {
for (key, bar) in &mut *progresses {
if key == "packing" {
continue;
}
bar.finish_and_clear();
multi_progress.remove(bar);
}
progresses.retain(|k, _| k == "packing");
if progresses.is_empty() {
let progress = ProgressBar::new(100);
progress.set_message("packing");
progress.set_style(
ProgressStyle::with_template("{msg} {wide_bar}").unwrap(),
);
progresses.insert("packing".to_string(), progress);
}
let Some(progress) = progresses.get("packing") else {
continue;
};
progress.update(|state| {
state.set_len(oci.total);
state.set_pos(oci.value);
});
}
_ => {}
}
for progress in progresses {
progress.1.tick();
}
}
}
}
Ok(())

8
crates/ctl/src/cli/mod.rs
View File

@ -5,6 +5,7 @@ pub mod launch;
pub mod list;
pub mod logs;
pub mod metrics;
pub mod pull;
pub mod resolve;
pub mod top;
pub mod watch;
@ -21,7 +22,7 @@ use tonic::{transport::Channel, Request};
use self::{
attach::AttachCommand, destroy::DestroyCommand, idm_snoop::IdmSnoopCommand,
launch::LauchCommand, list::ListCommand, logs::LogsCommand, metrics::MetricsCommand,
resolve::ResolveCommand, top::TopCommand, watch::WatchCommand,
pull::PullCommand, resolve::ResolveCommand, top::TopCommand, watch::WatchCommand,
};
#[derive(Parser)]
@ -48,6 +49,7 @@ pub enum Commands {
Destroy(DestroyCommand),
List(ListCommand),
Attach(AttachCommand),
Pull(PullCommand),
Logs(LogsCommand),
Watch(WatchCommand),
Resolve(ResolveCommand),
@ -101,6 +103,10 @@ impl ControlCommand {
Commands::Top(top) => {
top.run(client, events).await?;
}
Commands::Pull(pull) => {
pull.run(client).await?;
}
}
Ok(())
}

42
crates/ctl/src/cli/pull.rs Normal file
View File

@ -0,0 +1,42 @@
use anyhow::Result;
use clap::{Parser, ValueEnum};
use krata::v1::{
common::GuestOciImageFormat,
control::{control_service_client::ControlServiceClient, PullImageRequest},
};
use tonic::transport::Channel;
use crate::pull::pull_interactive_progress;
#[derive(ValueEnum, Clone, Debug, PartialEq, Eq)]
pub enum PullImageFormat {
Squashfs,
Erofs,
}
#[derive(Parser)]
#[command(about = "Pull an image into the cache")]
pub struct PullCommand {
#[arg(help = "Image name")]
image: String,
#[arg(short = 's', long, default_value = "squashfs", help = "Image format")]
image_format: PullImageFormat,
}
impl PullCommand {
pub async fn run(self, mut client: ControlServiceClient<Channel>) -> Result<()> {
let response = client
.pull_image(PullImageRequest {
image: self.image.clone(),
format: match self.image_format {
PullImageFormat::Squashfs => GuestOciImageFormat::Squashfs.into(),
PullImageFormat::Erofs => GuestOciImageFormat::Erofs.into(),
},
})
.await?;
let reply = pull_interactive_progress(response.into_inner()).await?;
println!("{}", reply.digest);
Ok(())
}
}

7
crates/ctl/src/cli/watch.rs
View File

@ -29,10 +29,9 @@ impl WatchCommand {
loop {
let event = stream.recv().await?;
if let Event::GuestChanged(changed) = event {
let guest = changed.guest.clone();
self.print_event("guest.changed", changed, guest)?;
}
let Event::GuestChanged(changed) = event;
let guest = changed.guest.clone();
self.print_event("guest.changed", changed, guest)?;
}
}

33
crates/ctl/src/console.rs
View File

@ -69,27 +69,26 @@ impl StdioConsoleStream {
Ok(tokio::task::spawn(async move {
let mut stream = events.subscribe();
while let Ok(event) = stream.recv().await {
if let Event::GuestChanged(changed) = event {
let Some(guest) = changed.guest else {
continue;
};
let Event::GuestChanged(changed) = event;
let Some(guest) = changed.guest else {
continue;
};
let Some(state) = guest.state else {
continue;
};
let Some(state) = guest.state else {
continue;
};
if guest.id != id {
continue;
}
if guest.id != id {
continue;
}
if let Some(exit_info) = state.exit_info {
return Some(exit_info.code);
}
if let Some(exit_info) = state.exit_info {
return Some(exit_info.code);
}
let status = state.status();
if status == GuestStatus::Destroying || status == GuestStatus::Destroyed {
return Some(10);
}
let status = state.status();
if status == GuestStatus::Destroying || status == GuestStatus::Destroyed {
return Some(10);
}
}
None

1
crates/ctl/src/lib.rs
View File

@ -2,3 +2,4 @@ pub mod cli;
pub mod console;
pub mod format;
pub mod metrics;
pub mod pull;

3
crates/ctl/src/metrics.rs
View File

@ -82,7 +82,7 @@ impl MultiMetricCollector {
let collect = select! {
x = events.recv() => match x {
Ok(event) => {
if let Event::GuestChanged(changed) = event {
let Event::GuestChanged(changed) = event;
let Some(guest) = changed.guest else {
continue;
};
@ -93,7 +93,6 @@ impl MultiMetricCollector {
if state.status() != GuestStatus::Destroying {
guests.push(guest);
}
}
false
},

118
crates/ctl/src/pull.rs Normal file
View File

@ -0,0 +1,118 @@
use std::collections::HashMap;
use anyhow::{anyhow, Result};
use indicatif::{MultiProgress, ProgressBar, ProgressStyle};
use krata::v1::control::{PullImageProgressLayerPhase, PullImageProgressPhase, PullImageReply};
use tokio_stream::StreamExt;
use tonic::Streaming;
pub async fn pull_interactive_progress(
mut stream: Streaming<PullImageReply>,
) -> Result<PullImageReply> {
let mut multi_progress: Option<(MultiProgress, HashMap<String, ProgressBar>)> = None;
while let Some(reply) = stream.next().await {
let reply = reply?;
if reply.progress.is_none() && !reply.digest.is_empty() {
return Ok(reply);
}
let Some(oci) = reply.progress else {
continue;
};
if multi_progress.is_none() {
multi_progress = Some((MultiProgress::new(), HashMap::new()));
}
let Some((multi_progress, progresses)) = multi_progress.as_mut() else {
continue;
};
match oci.phase() {
PullImageProgressPhase::Resolved
| PullImageProgressPhase::ConfigAcquire
| PullImageProgressPhase::LayerAcquire => {
if progresses.is_empty() && !oci.layers.is_empty() {
for layer in &oci.layers {
let bar = ProgressBar::new(layer.total);
bar.set_style(ProgressStyle::with_template("{msg} {wide_bar}").unwrap());
progresses.insert(layer.id.clone(), bar.clone());
multi_progress.add(bar);
}
}
for layer in oci.layers {
let Some(progress) = progresses.get_mut(&layer.id) else {
continue;
};
let phase = match layer.phase() {
PullImageProgressLayerPhase::Waiting => "waiting",
PullImageProgressLayerPhase::Downloading => "downloading",
PullImageProgressLayerPhase::Downloaded => "downloaded",
PullImageProgressLayerPhase::Extracting => "extracting",
PullImageProgressLayerPhase::Extracted => "extracted",
_ => "unknown",
};
let simple = if let Some((_, hash)) = layer.id.split_once(':') {
hash
} else {
"unknown"
};
let simple = if simple.len() > 10 {
&simple[0..10]
} else {
simple
};
let message = format!(
"{:width$} {:phwidth$}",
simple,
phase,
width = 10,
phwidth = 11
);
if message != progress.message() {
progress.set_message(message);
}
progress.update(|state| {
state.set_len(layer.total);
state.set_pos(layer.value);
});
}
}
PullImageProgressPhase::Packing => {
for (key, bar) in &mut *progresses {
if key == "packing" {
continue;
}
bar.finish_and_clear();
multi_progress.remove(bar);
}
progresses.retain(|k, _| k == "packing");
if progresses.is_empty() {
let progress = ProgressBar::new(100);
progress.set_message("packing ");
progress.set_style(ProgressStyle::with_template("{msg} {wide_bar}").unwrap());
progresses.insert("packing".to_string(), progress);
}
let Some(progress) = progresses.get("packing") else {
continue;
};
progress.update(|state| {
state.set_len(oci.total);
state.set_pos(oci.value);
});
}
_ => {}
}
}
Err(anyhow!("never received final reply for image pull"))
}

102
crates/daemon/src/control.rs
View File

@ -8,19 +8,28 @@ use krata::{
IdmMetricsRequest,
},
v1::{
common::{Guest, GuestState, GuestStatus},
common::{Guest, GuestOciImageFormat, GuestState, GuestStatus},
control::{
control_service_server::ControlService, ConsoleDataReply, ConsoleDataRequest,
CreateGuestReply, CreateGuestRequest, DestroyGuestReply, DestroyGuestRequest,
ListGuestsReply, ListGuestsRequest, ReadGuestMetricsReply, ReadGuestMetricsRequest,
ResolveGuestReply, ResolveGuestRequest, SnoopIdmReply, SnoopIdmRequest,
WatchEventsReply, WatchEventsRequest,
ListGuestsReply, ListGuestsRequest, PullImageReply, PullImageRequest,
ReadGuestMetricsReply, ReadGuestMetricsRequest, ResolveGuestReply, ResolveGuestRequest,
SnoopIdmReply, SnoopIdmRequest, WatchEventsReply, WatchEventsRequest,
},
},
};
use krataoci::{
name::ImageName,
packer::{service::OciPackerService, OciImagePacked, OciPackedFormat},
progress::{OciProgress, OciProgressContext},
};
use tokio::{
select,
sync::mpsc::{channel, Sender},
sync::{
broadcast,
mpsc::{channel, Sender},
},
task::JoinError,
};
use tokio_stream::StreamExt;
use tonic::{Request, Response, Status, Streaming};
@ -28,7 +37,7 @@ use uuid::Uuid;
use crate::{
console::DaemonConsoleHandle, db::GuestStore, event::DaemonEventContext, idm::DaemonIdmHandle,
metrics::idm_metric_to_api,
metrics::idm_metric_to_api, oci::convert_oci_progress,
};
pub struct ApiError {
@ -50,21 +59,23 @@ impl From<ApiError> for Status {
}
#[derive(Clone)]
pub struct RuntimeControlService {
pub struct DaemonControlService {
events: DaemonEventContext,
console: DaemonConsoleHandle,
idm: DaemonIdmHandle,
guests: GuestStore,
guest_reconciler_notify: Sender<Uuid>,
packer: OciPackerService,
}
impl RuntimeControlService {
impl DaemonControlService {
pub fn new(
events: DaemonEventContext,
console: DaemonConsoleHandle,
idm: DaemonIdmHandle,
guests: GuestStore,
guest_reconciler_notify: Sender<Uuid>,
packer: OciPackerService,
) -> Self {
Self {
events,
@ -72,6 +83,7 @@ impl RuntimeControlService {
idm,
guests,
guest_reconciler_notify,
packer,
}
}
}
@ -81,11 +93,19 @@ enum ConsoleDataSelect {
Write(Option<Result<ConsoleDataRequest, tonic::Status>>),
}
enum PullImageSelect {
Progress(Option<OciProgress>),
Completed(Result<Result<OciImagePacked, anyhow::Error>, JoinError>),
}
#[tonic::async_trait]
impl ControlService for RuntimeControlService {
impl ControlService for DaemonControlService {
type ConsoleDataStream =
Pin<Box<dyn Stream<Item = Result<ConsoleDataReply, Status>> + Send + 'static>>;
type PullImageStream =
Pin<Box<dyn Stream<Item = Result<PullImageReply, Status>> + Send + 'static>>;
type WatchEventsStream =
Pin<Box<dyn Stream<Item = Result<WatchEventsReply, Status>> + Send + 'static>>;
@ -337,6 +357,70 @@ impl ControlService for RuntimeControlService {
Ok(Response::new(reply))
}
async fn pull_image(
&self,
request: Request<PullImageRequest>,
) -> Result<Response<Self::PullImageStream>, Status> {
let request = request.into_inner();
let name = ImageName::parse(&request.image).map_err(|err| ApiError {
message: err.to_string(),
})?;
let format = match request.format() {
GuestOciImageFormat::Unknown => OciPackedFormat::Squashfs,
GuestOciImageFormat::Squashfs => OciPackedFormat::Squashfs,
GuestOciImageFormat::Erofs => OciPackedFormat::Erofs,
};
let (sender, mut receiver) = broadcast::channel::<OciProgress>(100);
let context = OciProgressContext::new(sender);
let our_packer = self.packer.clone();
let output = try_stream! {
let mut task = tokio::task::spawn(async move {
our_packer.request(name, format, context).await
});
loop {
let what = select! {
x = receiver.recv() => PullImageSelect::Progress(x.ok()),
x = &mut task => PullImageSelect::Completed(x),
};
match what {
PullImageSelect::Progress(Some(progress)) => {
let reply = PullImageReply {
progress: Some(convert_oci_progress(progress)),
digest: String::new(),
format: GuestOciImageFormat::Unknown.into(),
};
yield reply;
},
PullImageSelect::Completed(result) => {
let result = result.map_err(|err| ApiError {
message: err.to_string(),
})?;
let packed = result.map_err(|err| ApiError {
message: err.to_string(),
})?;
let reply = PullImageReply {
progress: None,
digest: packed.digest,
format: match packed.format {
OciPackedFormat::Squashfs => GuestOciImageFormat::Squashfs.into(),
OciPackedFormat::Erofs => GuestOciImageFormat::Erofs.into(),
},
};
yield reply;
break;
},
_ => {},
}
}
};
Ok(Response::new(Box::pin(output) as Self::PullImageStream))
}
async fn watch_events(
&self,
request: Request<WatchEventsRequest>,

98
crates/daemon/src/event.rs
View File

@ -9,7 +9,6 @@ use krata::{
idm::protocol::{idm_event::Event, IdmEvent},
v1::common::{GuestExitInfo, GuestState, GuestStatus},
};
use krataoci::progress::OciProgress;
use log::{error, warn};
use tokio::{
select,
@ -22,7 +21,7 @@ use tokio::{
};
use uuid::Uuid;
use crate::{db::GuestStore, idm::DaemonIdmHandle, oci::convert_oci_progress};
use crate::{db::GuestStore, idm::DaemonIdmHandle};
pub type DaemonEvent = krata::v1::control::watch_events_reply::Event;
@ -53,8 +52,7 @@ pub struct DaemonEventGenerator {
idms: HashMap<u32, (Uuid, JoinHandle<()>)>,
idm_sender: Sender<(u32, IdmEvent)>,
idm_receiver: Receiver<(u32, IdmEvent)>,
oci_progress_receiver: broadcast::Receiver<OciProgress>,
event_sender: broadcast::Sender<DaemonEvent>,
_event_sender: broadcast::Sender<DaemonEvent>,
}
impl DaemonEventGenerator {
@ -62,7 +60,6 @@ impl DaemonEventGenerator {
guests: GuestStore,
guest_reconciler_notify: Sender<Uuid>,
idm: DaemonIdmHandle,
oci_progress_receiver: broadcast::Receiver<OciProgress>,
) -> Result<(DaemonEventContext, DaemonEventGenerator)> {
let (sender, _) = broadcast::channel(EVENT_CHANNEL_QUEUE_LEN);
let (idm_sender, idm_receiver) = channel(IDM_EVENT_CHANNEL_QUEUE_LEN);
@ -74,55 +71,53 @@ impl DaemonEventGenerator {
idms: HashMap::new(),
idm_sender,
idm_receiver,
oci_progress_receiver,
event_sender: sender.clone(),
_event_sender: sender.clone(),
};
let context = DaemonEventContext { sender };
Ok((context, generator))
}
async fn handle_feed_event(&mut self, event: &DaemonEvent) -> Result<()> {
if let DaemonEvent::GuestChanged(changed) = event {
let Some(ref guest) = changed.guest else {
return Ok(());
};
let DaemonEvent::GuestChanged(changed) = event;
let Some(ref guest) = changed.guest else {
return Ok(());
};
let Some(ref state) = guest.state else {
return Ok(());
};
let Some(ref state) = guest.state else {
return Ok(());
};
let status = state.status();
let id = Uuid::from_str(&guest.id)?;
let domid = state.domid;
match status {
GuestStatus::Started => {
if let Entry::Vacant(e) = self.idms.entry(domid) {
let client = self.idm.client(domid).await?;
let mut receiver = client.subscribe().await?;
let sender = self.idm_sender.clone();
let task = tokio::task::spawn(async move {
loop {
let Ok(event) = receiver.recv().await else {
break;
};
let status = state.status();
let id = Uuid::from_str(&guest.id)?;
let domid = state.domid;
match status {
GuestStatus::Started => {
if let Entry::Vacant(e) = self.idms.entry(domid) {
let client = self.idm.client(domid).await?;
let mut receiver = client.subscribe().await?;
let sender = self.idm_sender.clone();
let task = tokio::task::spawn(async move {
loop {
let Ok(event) = receiver.recv().await else {
break;
};
if let Err(error) = sender.send((domid, event)).await {
warn!("unable to deliver idm event: {}", error);
}
if let Err(error) = sender.send((domid, event)).await {
warn!("unable to deliver idm event: {}", error);
}
});
e.insert((id, task));
}
}
});
e.insert((id, task));
}
GuestStatus::Destroyed => {
if let Some((_, handle)) = self.idms.remove(&domid) {
handle.abort();
}
}
_ => {}
}
GuestStatus::Destroyed => {
if let Some((_, handle)) = self.idms.remove(&domid) {
handle.abort();
}
}
_ => {}
}
Ok(())
}
@ -150,17 +145,6 @@ impl DaemonEventGenerator {
Ok(())
}
async fn handle_oci_progress_event(&mut self, progress: OciProgress) -> Result<()> {
let Some(_) = Uuid::from_str(&progress.id).ok() else {
return Ok(());
};
let event = convert_oci_progress(progress);
self.event_sender.send(DaemonEvent::OciProgress(event))?;
Ok(())
}
async fn evaluate(&mut self) -> Result<()> {
select! {
x = self.idm_receiver.recv() => match x {
@ -182,14 +166,6 @@ impl DaemonEventGenerator {
Err(error.into())
}
},
x = self.oci_progress_receiver.recv() => match x {
Ok(event) => {
self.handle_oci_progress_event(event).await
},
Err(error) => {
Err(error.into())
}
}
}
}

42
crates/daemon/src/lib.rs
View File

@ -2,21 +2,19 @@ use std::{net::SocketAddr, path::PathBuf, str::FromStr};
use anyhow::Result;
use console::{DaemonConsole, DaemonConsoleHandle};
use control::RuntimeControlService;
use control::DaemonControlService;
use db::GuestStore;
use event::{DaemonEventContext, DaemonEventGenerator};
use idm::{DaemonIdm, DaemonIdmHandle};
use krata::{dial::ControlDialAddress, v1::control::control_service_server::ControlServiceServer};
use krataoci::progress::OciProgressContext;
use krataoci::{packer::service::OciPackerService, registry::OciPlatform};
use kratart::Runtime;
use log::info;
use reconcile::guest::GuestReconciler;
use tokio::{
fs,
net::UnixListener,
sync::{
broadcast,
mpsc::{channel, Sender},
},
sync::mpsc::{channel, Sender},
task::JoinHandle,
};
use tokio_stream::wrappers::UnixListenerStream;
@ -41,17 +39,21 @@ pub struct Daemon {
generator_task: JoinHandle<()>,
idm: DaemonIdmHandle,
console: DaemonConsoleHandle,
packer: OciPackerService,
}
const GUEST_RECONCILER_QUEUE_LEN: usize = 1000;
const OCI_PROGRESS_QUEUE_LEN: usize = 1000;
impl Daemon {
pub async fn new(store: String) -> Result<Self> {
let (oci_progress_sender, oci_progress_receiver) =
broadcast::channel(OCI_PROGRESS_QUEUE_LEN);
let runtime =
Runtime::new(OciProgressContext::new(oci_progress_sender), store.clone()).await?;
let mut image_cache_dir = PathBuf::from(store.clone());
image_cache_dir.push("cache");
image_cache_dir.push("image");
fs::create_dir_all(&image_cache_dir).await?;
let packer = OciPackerService::new(None, &image_cache_dir, OciPlatform::current())?;
let runtime = Runtime::new(store.clone()).await?;
let guests_db_path = format!("{}/guests.db", store);
let guests = GuestStore::open(&PathBuf::from(guests_db_path))?;
let (guest_reconciler_notify, guest_reconciler_receiver) =
@ -60,23 +62,21 @@ impl Daemon {
let idm = idm.launch().await?;
let console = DaemonConsole::new().await?;
let console = console.launch().await?;
let (events, generator) = DaemonEventGenerator::new(
guests.clone(),
guest_reconciler_notify.clone(),
idm.clone(),
oci_progress_receiver,
)
.await?;
let (events, generator) =
DaemonEventGenerator::new(guests.clone(), guest_reconciler_notify.clone(), idm.clone())
.await?;
let runtime_for_reconciler = runtime.dupe().await?;
let guest_reconciler = GuestReconciler::new(
guests.clone(),
events.clone(),
runtime_for_reconciler,
packer.clone(),
guest_reconciler_notify.clone(),
)?;
let guest_reconciler_task = guest_reconciler.launch(guest_reconciler_receiver).await?;
let generator_task = generator.launch().await?;
Ok(Self {
store,
guests,
@ -86,16 +86,18 @@ impl Daemon {
generator_task,
idm,
console,
packer,
})
}
pub async fn listen(&mut self, addr: ControlDialAddress) -> Result<()> {
let control_service = RuntimeControlService::new(
let control_service = DaemonControlService::new(
self.events.clone(),
self.console.clone(),
self.idm.clone(),
self.guests.clone(),
self.guest_reconciler_notify.clone(),
self.packer.clone(),
);
let mut server = Server::builder();
@ -121,7 +123,7 @@ impl Daemon {
ControlDialAddress::UnixSocket { path } => {
let path = PathBuf::from(path);
if path.exists() {
tokio::fs::remove_file(&path).await?;
fs::remove_file(&path).await?;
}
let listener = UnixListener::bind(path)?;
let stream = UnixListenerStream::new(listener);

33
crates/daemon/src/oci.rs
View File

@ -1,17 +1,17 @@
use krata::v1::control::{
OciProgressEvent, OciProgressEventLayer, OciProgressEventLayerPhase, OciProgressEventPhase,
PullImageProgress, PullImageProgressLayer, PullImageProgressLayerPhase, PullImageProgressPhase,
};
use krataoci::progress::{OciProgress, OciProgressLayer, OciProgressLayerPhase, OciProgressPhase};
fn convert_oci_layer_progress(layer: OciProgressLayer) -> OciProgressEventLayer {
OciProgressEventLayer {
fn convert_oci_layer_progress(layer: OciProgressLayer) -> PullImageProgressLayer {
PullImageProgressLayer {
id: layer.id,
phase: match layer.phase {
OciProgressLayerPhase::Waiting => OciProgressEventLayerPhase::Waiting,
OciProgressLayerPhase::Downloading => OciProgressEventLayerPhase::Downloading,
OciProgressLayerPhase::Downloaded => OciProgressEventLayerPhase::Downloaded,
OciProgressLayerPhase::Extracting => OciProgressEventLayerPhase::Extracting,
OciProgressLayerPhase::Extracted => OciProgressEventLayerPhase::Extracted,
OciProgressLayerPhase::Waiting => PullImageProgressLayerPhase::Waiting,
OciProgressLayerPhase::Downloading => PullImageProgressLayerPhase::Downloading,
OciProgressLayerPhase::Downloaded => PullImageProgressLayerPhase::Downloaded,
OciProgressLayerPhase::Extracting => PullImageProgressLayerPhase::Extracting,
OciProgressLayerPhase::Extracted => PullImageProgressLayerPhase::Extracted,
}
.into(),
value: layer.value,
@ -19,16 +19,15 @@ fn convert_oci_layer_progress(layer: OciProgressLayer) -> OciProgressEventLayer
}
}
pub fn convert_oci_progress(oci: OciProgress) -> OciProgressEvent {
OciProgressEvent {
guest_id: oci.id,
pub fn convert_oci_progress(oci: OciProgress) -> PullImageProgress {
PullImageProgress {
phase: match oci.phase {
OciProgressPhase::Resolving => OciProgressEventPhase::Resolving,
OciProgressPhase::Resolved => OciProgressEventPhase::Resolved,
OciProgressPhase::ConfigAcquire => OciProgressEventPhase::ConfigAcquire,
OciProgressPhase::LayerAcquire => OciProgressEventPhase::LayerAcquire,
OciProgressPhase::Packing => OciProgressEventPhase::Packing,
OciProgressPhase::Complete => OciProgressEventPhase::Complete,
OciProgressPhase::Resolving => PullImageProgressPhase::Resolving,
OciProgressPhase::Resolved => PullImageProgressPhase::Resolved,
OciProgressPhase::ConfigAcquire => PullImageProgressPhase::ConfigAcquire,
OciProgressPhase::LayerAcquire => PullImageProgressPhase::LayerAcquire,
OciProgressPhase::Packing => PullImageProgressPhase::Packing,
OciProgressPhase::Complete => PullImageProgressPhase::Complete,
}
.into(),
layers: oci

30
crates/daemon/src/reconcile/guest.rs
View File

@ -9,10 +9,11 @@ use krata::launchcfg::LaunchPackedFormat;
use krata::v1::{
common::{
guest_image_spec::Image, Guest, GuestErrorInfo, GuestExitInfo, GuestNetworkState,
GuestState, GuestStatus,
GuestOciImageFormat, GuestState, GuestStatus,
},
control::GuestChangedEvent,
};
use krataoci::packer::{service::OciPackerService, OciPackedFormat};
use kratart::{launch::GuestLaunchRequest, GuestInfo, Runtime};
use log::{error, info, trace, warn};
use tokio::{
@ -55,6 +56,7 @@ pub struct GuestReconciler {
guests: GuestStore,
events: DaemonEventContext,
runtime: Runtime,
packer: OciPackerService,
tasks: Arc<Mutex<HashMap<Uuid, GuestReconcilerEntry>>>,
guest_reconciler_notify: Sender<Uuid>,
reconcile_lock: Arc<RwLock<()>>,
@ -65,12 +67,14 @@ impl GuestReconciler {
guests: GuestStore,
events: DaemonEventContext,
runtime: Runtime,
packer: OciPackerService,
guest_reconciler_notify: Sender<Uuid>,
) -> Result<Self> {
Ok(Self {
guests,
events,
runtime,
packer,
tasks: Arc::new(Mutex::new(HashMap::new())),
guest_reconciler_notify,
reconcile_lock: Arc::new(RwLock::with_max_readers((), PARALLEL_LIMIT)),
@ -233,9 +237,27 @@ impl GuestReconciler {
return Err(anyhow!("oci spec not specified"));
}
};
let task = spec.task.as_ref().cloned().unwrap_or_default();
let image = self
.packer
.recall(
&oci.digest,
match oci.format() {
GuestOciImageFormat::Unknown => OciPackedFormat::Squashfs,
GuestOciImageFormat::Squashfs => OciPackedFormat::Squashfs,
GuestOciImageFormat::Erofs => OciPackedFormat::Erofs,
},
)
.await?;
let Some(image) = image else {
return Err(anyhow!(
"image {} in the requested format did not exist",
oci.digest
));
};
let info = self
.runtime
.launch(GuestLaunchRequest {
@ -244,9 +266,9 @@ impl GuestReconciler {
name: if spec.name.is_empty() {
None
} else {
Some(&spec.name)
Some(spec.name.clone())
},
image: &oci.image,
image,
vcpus: spec.vcpus,
mem: spec.mem,
env: task

9
crates/krata/proto/krata/v1/common.proto
View File

@ -29,8 +29,15 @@ message GuestImageSpec {
}
}
enum GuestOciImageFormat {
GUEST_OCI_IMAGE_FORMAT_UNKNOWN = 0;
GUEST_OCI_IMAGE_FORMAT_SQUASHFS = 1;
GUEST_OCI_IMAGE_FORMAT_EROFS = 2;
}
message GuestOciImageSpec {
string image = 1;
string digest = 1;
GuestOciImageFormat format = 2;
}
message GuestTaskSpec {

86
crates/krata/proto/krata/v1/control.proto
View File

@ -14,11 +14,14 @@ service ControlService {
rpc DestroyGuest(DestroyGuestRequest) returns (DestroyGuestReply);
rpc ResolveGuest(ResolveGuestRequest) returns (ResolveGuestReply);
rpc ListGuests(ListGuestsRequest) returns (ListGuestsReply);
rpc ConsoleData(stream ConsoleDataRequest) returns (stream ConsoleDataReply);
rpc ReadGuestMetrics(ReadGuestMetricsRequest) returns (ReadGuestMetricsReply);
rpc SnoopIdm(SnoopIdmRequest) returns (stream SnoopIdmReply);
rpc WatchEvents(WatchEventsRequest) returns (stream WatchEventsReply);
rpc ReadGuestMetrics(ReadGuestMetricsRequest) returns (ReadGuestMetricsReply);
rpc SnoopIdm(SnoopIdmRequest) returns (stream SnoopIdmReply);
rpc PullImage(PullImageRequest) returns (stream PullImageReply);
}
message CreateGuestRequest {
@ -63,7 +66,6 @@ message WatchEventsRequest {}
message WatchEventsReply {
oneof event {
GuestChangedEvent guest_changed = 1;
OciProgressEvent oci_progress = 2;
}
}
@ -71,40 +73,6 @@ message GuestChangedEvent {
krata.v1.common.Guest guest = 1;
}
enum OciProgressEventLayerPhase {
OCI_PROGRESS_EVENT_LAYER_PHASE_UNKNOWN = 0;
OCI_PROGRESS_EVENT_LAYER_PHASE_WAITING = 1;
OCI_PROGRESS_EVENT_LAYER_PHASE_DOWNLOADING = 2;
OCI_PROGRESS_EVENT_LAYER_PHASE_DOWNLOADED = 3;
OCI_PROGRESS_EVENT_LAYER_PHASE_EXTRACTING = 4;
OCI_PROGRESS_EVENT_LAYER_PHASE_EXTRACTED = 5;
}
message OciProgressEventLayer {
string id = 1;
OciProgressEventLayerPhase phase = 2;
uint64 value = 3;
uint64 total = 4;
}
enum OciProgressEventPhase {
OCI_PROGRESS_EVENT_PHASE_UNKNOWN = 0;
OCI_PROGRESS_EVENT_PHASE_RESOLVING = 1;
OCI_PROGRESS_EVENT_PHASE_RESOLVED = 2;
OCI_PROGRESS_EVENT_PHASE_CONFIG_ACQUIRE = 3;
OCI_PROGRESS_EVENT_PHASE_LAYER_ACQUIRE = 4;
OCI_PROGRESS_EVENT_PHASE_PACKING = 5;
OCI_PROGRESS_EVENT_PHASE_COMPLETE = 6;
}
message OciProgressEvent {
string guest_id = 1;
OciProgressEventPhase phase = 2;
repeated OciProgressEventLayer layers = 3;
uint64 value = 4;
uint64 total = 5;
}
message ReadGuestMetricsRequest {
string guest_id = 1;
}
@ -120,3 +88,47 @@ message SnoopIdmReply {
uint32 to = 2;
krata.bus.idm.IdmPacket packet = 3;
}
enum PullImageProgressLayerPhase {
PULL_IMAGE_PROGRESS_LAYER_PHASE_UNKNOWN = 0;
PULL_IMAGE_PROGRESS_LAYER_PHASE_WAITING = 1;
PULL_IMAGE_PROGRESS_LAYER_PHASE_DOWNLOADING = 2;
PULL_IMAGE_PROGRESS_LAYER_PHASE_DOWNLOADED = 3;
PULL_IMAGE_PROGRESS_LAYER_PHASE_EXTRACTING = 4;
PULL_IMAGE_PROGRESS_LAYER_PHASE_EXTRACTED = 5;
}
message PullImageProgressLayer {
string id = 1;
PullImageProgressLayerPhase phase = 2;
uint64 value = 3;
uint64 total = 4;
}
enum PullImageProgressPhase {
PULL_IMAGE_PROGRESS_PHASE_UNKNOWN = 0;
PULL_IMAGE_PROGRESS_PHASE_RESOLVING = 1;
PULL_IMAGE_PROGRESS_PHASE_RESOLVED = 2;
PULL_IMAGE_PROGRESS_PHASE_CONFIG_ACQUIRE = 3;
PULL_IMAGE_PROGRESS_PHASE_LAYER_ACQUIRE = 4;
PULL_IMAGE_PROGRESS_PHASE_PACKING = 5;
PULL_IMAGE_PROGRESS_PHASE_COMPLETE = 6;
}
message PullImageProgress {
PullImageProgressPhase phase = 1;
repeated PullImageProgressLayer layers = 2;
uint64 value = 3;
uint64 total = 4;
}
message PullImageRequest {
string image = 1;
krata.v1.common.GuestOciImageFormat format = 2;
}
message PullImageReply {
PullImageProgress progress = 1;
string digest = 2;
krata.v1.common.GuestOciImageFormat format = 3;
}

2
crates/network/src/autonet.rs
View File

@ -179,8 +179,6 @@ impl AutoNetworkWatcher {
break;
},
Ok(_) => {},
Err(error) => {
warn!("failed to receive event: {}", error);
}

4
crates/oci/examples/squashify.rs
View File

@ -38,9 +38,9 @@ async fn main() -> Result<()> {
}
});
let context = OciProgressContext::new(sender);
let service = OciPackerService::new(seed, &cache_dir, OciPlatform::current(), context)?;
let service = OciPackerService::new(seed, &cache_dir, OciPlatform::current())?;
let packed = service
.pack("cli", image.clone(), OciPackedFormat::Squashfs)
.request(image.clone(), OciPackedFormat::Squashfs, context)
.await?;
println!(
"generated squashfs of {} to {}",

19
crates/oci/src/packer/cache.rs
View File

@ -1,7 +1,4 @@
use crate::{
fetch::OciResolvedImage,
packer::{OciImagePacked, OciPackedFormat},
};
use crate::packer::{OciImagePacked, OciPackedFormat};
use anyhow::Result;
use log::debug;
@ -23,15 +20,15 @@ impl OciPackerCache {
pub async fn recall(
&self,
resolved: &OciResolvedImage,
digest: &str,
format: OciPackedFormat,
) -> Result<Option<OciImagePacked>> {
let mut fs_path = self.cache_dir.clone();
let mut config_path = self.cache_dir.clone();
let mut manifest_path = self.cache_dir.clone();
fs_path.push(format!("{}.{}", resolved.digest, format.extension()));
manifest_path.push(format!("{}.manifest.json", resolved.digest));
config_path.push(format!("{}.config.json", resolved.digest));
fs_path.push(format!("{}.{}", digest, format.extension()));
manifest_path.push(format!("{}.manifest.json", digest));
config_path.push(format!("{}.config.json", digest));
Ok(
if fs_path.exists() && manifest_path.exists() && config_path.exists() {
let image_metadata = fs::metadata(&fs_path).await?;
@ -45,9 +42,9 @@ impl OciPackerCache {
let manifest: ImageManifest = serde_json::from_str(&manifest_text)?;
let config_text = fs::read_to_string(&config_path).await?;
let config: ImageConfiguration = serde_json::from_str(&config_text)?;
debug!("cache hit digest={}", resolved.digest);
debug!("cache hit digest={}", digest);
Some(OciImagePacked::new(
resolved.digest.clone(),
digest.to_string(),
fs_path.clone(),
format,
config,
@ -57,7 +54,7 @@ impl OciPackerCache {
None
}
} else {
debug!("cache miss digest={}", resolved.digest);
debug!("cache miss digest={}", digest);
None
},
)

21
crates/oci/src/packer/service.rs
View File

@ -17,7 +17,6 @@ pub struct OciPackerService {
seed: Option<PathBuf>,
platform: OciPlatform,
cache: OciPackerCache,
progress: OciProgressContext,
}
impl OciPackerService {
@ -25,28 +24,34 @@ impl OciPackerService {
seed: Option<PathBuf>,
cache_dir: &Path,
platform: OciPlatform,
progress: OciProgressContext,
) -> Result<OciPackerService> {
Ok(OciPackerService {
seed,
cache: OciPackerCache::new(cache_dir)?,
platform,
progress,
})
}
pub async fn pack(
pub async fn recall(
&self,
digest: &str,
format: OciPackedFormat,
) -> Result<Option<OciImagePacked>> {
self.cache.recall(digest, format).await
}
pub async fn request(
&self,
id: &str,
name: ImageName,
format: OciPackedFormat,
progress_context: OciProgressContext,
) -> Result<OciImagePacked> {
let progress = OciProgress::new(id);
let progress = OciBoundProgress::new(self.progress.clone(), progress);
let progress = OciProgress::new();
let progress = OciBoundProgress::new(progress_context.clone(), progress);
let fetcher =
OciImageFetcher::new(self.seed.clone(), self.platform.clone(), progress.clone());
let resolved = fetcher.resolve(name).await?;
if let Some(cached) = self.cache.recall(&resolved, format).await? {
if let Some(cached) = self.cache.recall(&resolved.digest, format).await? {
return Ok(cached);
}
let assembler =

10
crates/oci/src/progress.rs
View File

@ -5,17 +5,21 @@ use tokio::sync::{broadcast::Sender, Mutex};
#[derive(Clone, Debug)]
pub struct OciProgress {
pub id: String,
pub phase: OciProgressPhase,
pub layers: IndexMap<String, OciProgressLayer>,
pub value: u64,
pub total: u64,
}
impl Default for OciProgress {
fn default() -> Self {
Self::new()
}
}
impl OciProgress {
pub fn new(id: &str) -> Self {
pub fn new() -> Self {
OciProgress {
id: id.to_string(),
phase: OciProgressPhase::Resolving,
layers: IndexMap::new(),
value: 0,

52
crates/runtime/src/launch.rs
View File

@ -10,8 +10,7 @@ use krata::launchcfg::{
LaunchInfo, LaunchNetwork, LaunchNetworkIpv4, LaunchNetworkIpv6, LaunchNetworkResolver,
LaunchPackedFormat, LaunchRoot,
};
use krataoci::packer::service::OciPackerService;
use krataoci::packer::{OciImagePacked, OciPackedFormat};
use krataoci::packer::OciImagePacked;
use tokio::sync::Semaphore;
use uuid::Uuid;
use xenclient::{DomainChannel, DomainConfig, DomainDisk, DomainNetworkInterface};
@ -19,20 +18,19 @@ use xenstore::XsdInterface;
use crate::cfgblk::ConfigBlock;
use crate::RuntimeContext;
use krataoci::name::ImageName;
use super::{GuestInfo, GuestState};
pub struct GuestLaunchRequest<'a> {
pub struct GuestLaunchRequest {
pub format: LaunchPackedFormat,
pub uuid: Option<Uuid>,
pub name: Option<&'a str>,
pub image: &'a str,
pub name: Option<String>,
pub vcpus: u32,
pub mem: u64,
pub env: HashMap<String, String>,
pub run: Option<Vec<String>>,
pub debug: bool,
pub image: OciImagePacked,
}
pub struct GuestLauncher {
@ -44,25 +42,13 @@ impl GuestLauncher {
Ok(Self { launch_semaphore })
}
pub async fn launch<'r>(
pub async fn launch(
&mut self,
context: &RuntimeContext,
request: GuestLaunchRequest<'r>,
request: GuestLaunchRequest,
) -> Result<GuestInfo> {
let uuid = request.uuid.unwrap_or_else(Uuid::new_v4);
let xen_name = format!("krata-{uuid}");
let packed = self
.compile(
&uuid.to_string(),
request.image,
&context.packer,
match request.format {
LaunchPackedFormat::Squashfs => OciPackedFormat::Squashfs,
LaunchPackedFormat::Erofs => OciPackedFormat::Erofs,
},
)
.await?;
let mut gateway_mac = MacAddr6::random();
gateway_mac.set_local(true);
gateway_mac.set_multicast(false);
@ -85,6 +71,7 @@ impl GuestLauncher {
hostname: Some(
request
.name
.as_ref()
.map(|x| x.to_string())
.unwrap_or_else(|| format!("krata-{}", uuid)),
),
@ -111,10 +98,11 @@ impl GuestLauncher {
run: request.run,
};
let cfgblk = ConfigBlock::new(&uuid, &packed)?;
let cfgblk = ConfigBlock::new(&uuid, &request.image)?;
cfgblk.build(&launch_config)?;
let image_squashfs_path = packed
let image_squashfs_path = request
.image
.path
.to_str()
.ok_or_else(|| anyhow!("failed to convert image path to string"))?;
@ -153,7 +141,6 @@ impl GuestLauncher {
cfgblk_dir_path,
),
),
("krata/image".to_string(), request.image.to_string()),
(
"krata/network/guest/ipv4".to_string(),
format!("{}/{}", guest_ipv4, ipv4_network_mask),
@ -180,8 +167,8 @@ impl GuestLauncher {
),
];
if let Some(name) = request.name {
extra_keys.push(("krata/name".to_string(), name.to_string()));
if let Some(name) = request.name.as_ref() {
extra_keys.push(("krata/name".to_string(), name.clone()));
}
let config = DomainConfig {
@ -222,10 +209,10 @@ impl GuestLauncher {
};
match context.xen.create(&config).await {
Ok(created) => Ok(GuestInfo {
name: request.name.map(|x| x.to_string()),
name: request.name.as_ref().map(|x| x.to_string()),
uuid,
domid: created.domid,
image: request.image.to_string(),
image: request.image.digest,
loops: vec![],
guest_ipv4: Some(IpNetwork::new(
IpAddr::V4(guest_ipv4),
@ -256,17 +243,6 @@ impl GuestLauncher {
}
}
async fn compile(
&self,
id: &str,
image: &str,
packer: &OciPackerService,
format: OciPackedFormat,
) -> Result<OciImagePacked> {
let image = ImageName::parse(image)?;
packer.pack(id, image, format).await
}
async fn allocate_ipv4(&self, context: &RuntimeContext) -> Result<Ipv4Addr> {
let network = Ipv4Network::new(Ipv4Addr::new(10, 75, 80, 0), 24)?;
let mut used: Vec<Ipv4Addr> = vec![];

25
crates/runtime/src/lib.rs
View File

@ -17,9 +17,6 @@ use self::{
autoloop::AutoLoop,
launch::{GuestLaunchRequest, GuestLauncher},
};
use krataoci::{
packer::service::OciPackerService, progress::OciProgressContext, registry::OciPlatform,
};
pub mod autoloop;
pub mod cfgblk;
@ -53,8 +50,6 @@ pub struct GuestInfo {
#[derive(Clone)]
pub struct RuntimeContext {
pub oci_progress_context: OciProgressContext,
pub packer: OciPackerService,
pub autoloop: AutoLoop,
pub xen: XenClient,
pub kernel: String,
@ -62,7 +57,7 @@ pub struct RuntimeContext {
}
impl RuntimeContext {
pub async fn new(oci_progress_context: OciProgressContext, store: String) -> Result<Self> {
pub async fn new(store: String) -> Result<Self> {
let mut image_cache_path = PathBuf::from(&store);
image_cache_path.push("cache");
fs::create_dir_all(&image_cache_path)?;
@ -70,18 +65,10 @@ impl RuntimeContext {
let xen = XenClient::open(0).await?;
image_cache_path.push("image");
fs::create_dir_all(&image_cache_path)?;
let packer = OciPackerService::new(
None,
&image_cache_path,
OciPlatform::current(),
oci_progress_context.clone(),
)?;
let kernel = RuntimeContext::detect_guest_file(&store, "kernel")?;
let initrd = RuntimeContext::detect_guest_file(&store, "initrd")?;
Ok(RuntimeContext {
oci_progress_context,
packer,
autoloop: AutoLoop::new(LoopControl::open()?),
xen,
kernel,
@ -261,24 +248,22 @@ impl RuntimeContext {
#[derive(Clone)]
pub struct Runtime {
oci_progress_context: OciProgressContext,
store: Arc<String>,
context: RuntimeContext,
launch_semaphore: Arc<Semaphore>,
}
impl Runtime {
pub async fn new(oci_progress_context: OciProgressContext, store: String) -> Result<Self> {
let context = RuntimeContext::new(oci_progress_context.clone(), store.clone()).await?;
pub async fn new(store: String) -> Result<Self> {
let context = RuntimeContext::new(store.clone()).await?;
Ok(Self {
oci_progress_context,
store: Arc::new(store),
context,
launch_semaphore: Arc::new(Semaphore::new(1)),
})
}
pub async fn launch<'a>(&self, request: GuestLaunchRequest<'a>) -> Result<GuestInfo> {
pub async fn launch(&self, request: GuestLaunchRequest) -> Result<GuestInfo> {
let mut launcher = GuestLauncher::new(self.launch_semaphore.clone())?;
launcher.launch(&self.context, request).await
}
@ -335,7 +320,7 @@ impl Runtime {
}
pub async fn dupe(&self) -> Result<Runtime> {
Runtime::new(self.oci_progress_context.clone(), (*self.store).clone()).await
Runtime::new((*self.store).clone()).await
}
}