
This is a crate only addition of a new version of the AssistantPanel. We'll be putting this behind a feature flag while we iron out the new experience. Release Notes: - N/A --------- Co-authored-by: Nathan Sobo <nathan@zed.dev> Co-authored-by: Antonio Scandurra <me@as-cii.com> Co-authored-by: Conrad Irwin <conrad@zed.dev> Co-authored-by: Marshall Bowers <elliott.codes@gmail.com> Co-authored-by: Antonio Scandurra <antonio@zed.dev> Co-authored-by: Nate Butler <nate@zed.dev> Co-authored-by: Nate Butler <iamnbutler@gmail.com> Co-authored-by: Max Brunsfeld <maxbrunsfeld@gmail.com> Co-authored-by: Max <max@zed.dev>
1845 lines
62 KiB
Rust
1845 lines
62 KiB
Rust
#[cfg(any(test, feature = "test-support"))]
|
|
pub mod test;
|
|
|
|
pub mod telemetry;
|
|
pub mod user;
|
|
|
|
use anyhow::{anyhow, Context as _, Result};
|
|
use async_recursion::async_recursion;
|
|
use async_tungstenite::tungstenite::{
|
|
error::Error as WebsocketError,
|
|
http::{Request, StatusCode},
|
|
};
|
|
use clock::SystemClock;
|
|
use collections::HashMap;
|
|
use futures::{
|
|
channel::oneshot, future::LocalBoxFuture, AsyncReadExt, FutureExt, SinkExt, Stream, StreamExt,
|
|
TryFutureExt as _, TryStreamExt,
|
|
};
|
|
use gpui::{
|
|
actions, AnyModel, AnyWeakModel, AppContext, AsyncAppContext, BorrowAppContext, Global, Model,
|
|
Task, WeakModel,
|
|
};
|
|
use lazy_static::lazy_static;
|
|
use parking_lot::RwLock;
|
|
use postage::watch;
|
|
use rand::prelude::*;
|
|
use release_channel::{AppVersion, ReleaseChannel};
|
|
use rpc::proto::{AnyTypedEnvelope, EntityMessage, EnvelopedMessage, PeerId, RequestMessage};
|
|
use schemars::JsonSchema;
|
|
use serde::{Deserialize, Serialize};
|
|
use settings::{Settings, SettingsSources, SettingsStore};
|
|
use std::fmt;
|
|
use std::{
|
|
any::TypeId,
|
|
convert::TryFrom,
|
|
fmt::Write as _,
|
|
future::Future,
|
|
marker::PhantomData,
|
|
path::PathBuf,
|
|
sync::{
|
|
atomic::{AtomicU64, Ordering},
|
|
Arc, Weak,
|
|
},
|
|
time::{Duration, Instant},
|
|
};
|
|
use telemetry::Telemetry;
|
|
use thiserror::Error;
|
|
use url::Url;
|
|
use util::http::{HttpClient, HttpClientWithUrl};
|
|
use util::{ResultExt, TryFutureExt};
|
|
|
|
pub use rpc::*;
|
|
pub use telemetry_events::Event;
|
|
pub use user::*;
|
|
|
|
#[derive(Debug, Clone, Eq, PartialEq)]
|
|
pub struct DevServerToken(pub String);
|
|
|
|
impl fmt::Display for DevServerToken {
|
|
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
|
|
write!(f, "{}", self.0)
|
|
}
|
|
}
|
|
|
|
lazy_static! {
|
|
static ref ZED_SERVER_URL: Option<String> = std::env::var("ZED_SERVER_URL").ok();
|
|
static ref ZED_RPC_URL: Option<String> = std::env::var("ZED_RPC_URL").ok();
|
|
pub static ref IMPERSONATE_LOGIN: Option<String> = std::env::var("ZED_IMPERSONATE")
|
|
.ok()
|
|
.and_then(|s| if s.is_empty() { None } else { Some(s) });
|
|
pub static ref ADMIN_API_TOKEN: Option<String> = std::env::var("ZED_ADMIN_API_TOKEN")
|
|
.ok()
|
|
.and_then(|s| if s.is_empty() { None } else { Some(s) });
|
|
pub static ref ZED_APP_PATH: Option<PathBuf> =
|
|
std::env::var("ZED_APP_PATH").ok().map(PathBuf::from);
|
|
pub static ref ZED_ALWAYS_ACTIVE: bool =
|
|
std::env::var("ZED_ALWAYS_ACTIVE").map_or(false, |e| !e.is_empty());
|
|
}
|
|
|
|
pub const INITIAL_RECONNECTION_DELAY: Duration = Duration::from_millis(100);
|
|
pub const CONNECTION_TIMEOUT: Duration = Duration::from_secs(5);
|
|
|
|
actions!(client, [SignIn, SignOut, Reconnect]);
|
|
|
|
#[derive(Clone, Default, Serialize, Deserialize, JsonSchema)]
|
|
pub struct ClientSettingsContent {
|
|
server_url: Option<String>,
|
|
}
|
|
|
|
#[derive(Deserialize)]
|
|
pub struct ClientSettings {
|
|
pub server_url: String,
|
|
}
|
|
|
|
impl Settings for ClientSettings {
|
|
const KEY: Option<&'static str> = None;
|
|
|
|
type FileContent = ClientSettingsContent;
|
|
|
|
fn load(sources: SettingsSources<Self::FileContent>, _: &mut AppContext) -> Result<Self> {
|
|
let mut result = sources.json_merge::<Self>()?;
|
|
if let Some(server_url) = &*ZED_SERVER_URL {
|
|
result.server_url = server_url.clone()
|
|
}
|
|
Ok(result)
|
|
}
|
|
}
|
|
|
|
pub fn init_settings(cx: &mut AppContext) {
|
|
TelemetrySettings::register(cx);
|
|
cx.update_global(|store: &mut SettingsStore, cx| {
|
|
store.register_setting::<ClientSettings>(cx);
|
|
});
|
|
}
|
|
|
|
pub fn init(client: &Arc<Client>, cx: &mut AppContext) {
|
|
let client = Arc::downgrade(client);
|
|
cx.on_action({
|
|
let client = client.clone();
|
|
move |_: &SignIn, cx| {
|
|
if let Some(client) = client.upgrade() {
|
|
cx.spawn(
|
|
|cx| async move { client.authenticate_and_connect(true, &cx).log_err().await },
|
|
)
|
|
.detach();
|
|
}
|
|
}
|
|
});
|
|
|
|
cx.on_action({
|
|
let client = client.clone();
|
|
move |_: &SignOut, cx| {
|
|
if let Some(client) = client.upgrade() {
|
|
cx.spawn(|cx| async move {
|
|
client.sign_out(&cx).await;
|
|
})
|
|
.detach();
|
|
}
|
|
}
|
|
});
|
|
|
|
cx.on_action({
|
|
let client = client.clone();
|
|
move |_: &Reconnect, cx| {
|
|
if let Some(client) = client.upgrade() {
|
|
cx.spawn(|cx| async move {
|
|
client.reconnect(&cx);
|
|
})
|
|
.detach();
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
struct GlobalClient(Arc<Client>);
|
|
|
|
impl Global for GlobalClient {}
|
|
|
|
pub struct Client {
|
|
id: AtomicU64,
|
|
peer: Arc<Peer>,
|
|
http: Arc<HttpClientWithUrl>,
|
|
telemetry: Arc<Telemetry>,
|
|
state: RwLock<ClientState>,
|
|
|
|
#[allow(clippy::type_complexity)]
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
authenticate: RwLock<
|
|
Option<Box<dyn 'static + Send + Sync + Fn(&AsyncAppContext) -> Task<Result<Credentials>>>>,
|
|
>,
|
|
|
|
#[allow(clippy::type_complexity)]
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
establish_connection: RwLock<
|
|
Option<
|
|
Box<
|
|
dyn 'static
|
|
+ Send
|
|
+ Sync
|
|
+ Fn(
|
|
&Credentials,
|
|
&AsyncAppContext,
|
|
) -> Task<Result<Connection, EstablishConnectionError>>,
|
|
>,
|
|
>,
|
|
>,
|
|
}
|
|
|
|
#[derive(Error, Debug)]
|
|
pub enum EstablishConnectionError {
|
|
#[error("upgrade required")]
|
|
UpgradeRequired,
|
|
#[error("unauthorized")]
|
|
Unauthorized,
|
|
#[error("{0}")]
|
|
Other(#[from] anyhow::Error),
|
|
#[error("{0}")]
|
|
Http(#[from] util::http::Error),
|
|
#[error("{0}")]
|
|
Io(#[from] std::io::Error),
|
|
#[error("{0}")]
|
|
Websocket(#[from] async_tungstenite::tungstenite::http::Error),
|
|
}
|
|
|
|
impl From<WebsocketError> for EstablishConnectionError {
|
|
fn from(error: WebsocketError) -> Self {
|
|
if let WebsocketError::Http(response) = &error {
|
|
match response.status() {
|
|
StatusCode::UNAUTHORIZED => return EstablishConnectionError::Unauthorized,
|
|
StatusCode::UPGRADE_REQUIRED => return EstablishConnectionError::UpgradeRequired,
|
|
_ => {}
|
|
}
|
|
}
|
|
EstablishConnectionError::Other(error.into())
|
|
}
|
|
}
|
|
|
|
impl EstablishConnectionError {
|
|
pub fn other(error: impl Into<anyhow::Error> + Send + Sync) -> Self {
|
|
Self::Other(error.into())
|
|
}
|
|
}
|
|
|
|
#[derive(Copy, Clone, Debug, PartialEq)]
|
|
pub enum Status {
|
|
SignedOut,
|
|
UpgradeRequired,
|
|
Authenticating,
|
|
Connecting,
|
|
ConnectionError,
|
|
Connected {
|
|
peer_id: PeerId,
|
|
connection_id: ConnectionId,
|
|
},
|
|
ConnectionLost,
|
|
Reauthenticating,
|
|
Reconnecting,
|
|
ReconnectionError {
|
|
next_reconnection: Instant,
|
|
},
|
|
}
|
|
|
|
impl Status {
|
|
pub fn is_connected(&self) -> bool {
|
|
matches!(self, Self::Connected { .. })
|
|
}
|
|
|
|
pub fn is_signed_out(&self) -> bool {
|
|
matches!(self, Self::SignedOut | Self::UpgradeRequired)
|
|
}
|
|
}
|
|
|
|
struct ClientState {
|
|
credentials: Option<Credentials>,
|
|
status: (watch::Sender<Status>, watch::Receiver<Status>),
|
|
entity_id_extractors: HashMap<TypeId, fn(&dyn AnyTypedEnvelope) -> u64>,
|
|
_reconnect_task: Option<Task<()>>,
|
|
reconnect_interval: Duration,
|
|
entities_by_type_and_remote_id: HashMap<(TypeId, u64), WeakSubscriber>,
|
|
models_by_message_type: HashMap<TypeId, AnyWeakModel>,
|
|
entity_types_by_message_type: HashMap<TypeId, TypeId>,
|
|
#[allow(clippy::type_complexity)]
|
|
message_handlers: HashMap<
|
|
TypeId,
|
|
Arc<
|
|
dyn Send
|
|
+ Sync
|
|
+ Fn(
|
|
AnyModel,
|
|
Box<dyn AnyTypedEnvelope>,
|
|
&Arc<Client>,
|
|
AsyncAppContext,
|
|
) -> LocalBoxFuture<'static, Result<()>>,
|
|
>,
|
|
>,
|
|
}
|
|
|
|
enum WeakSubscriber {
|
|
Entity { handle: AnyWeakModel },
|
|
Pending(Vec<Box<dyn AnyTypedEnvelope>>),
|
|
}
|
|
|
|
#[derive(Clone, Debug, Eq, PartialEq)]
|
|
pub enum Credentials {
|
|
DevServer { token: DevServerToken },
|
|
User { user_id: u64, access_token: String },
|
|
}
|
|
|
|
impl Credentials {
|
|
pub fn authorization_header(&self) -> String {
|
|
match self {
|
|
Credentials::DevServer { token } => format!("dev-server-token {}", token),
|
|
Credentials::User {
|
|
user_id,
|
|
access_token,
|
|
} => format!("{} {}", user_id, access_token),
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Default for ClientState {
|
|
fn default() -> Self {
|
|
Self {
|
|
credentials: None,
|
|
status: watch::channel_with(Status::SignedOut),
|
|
entity_id_extractors: Default::default(),
|
|
_reconnect_task: None,
|
|
reconnect_interval: Duration::from_secs(5),
|
|
models_by_message_type: Default::default(),
|
|
entities_by_type_and_remote_id: Default::default(),
|
|
entity_types_by_message_type: Default::default(),
|
|
message_handlers: Default::default(),
|
|
}
|
|
}
|
|
}
|
|
|
|
pub enum Subscription {
|
|
Entity {
|
|
client: Weak<Client>,
|
|
id: (TypeId, u64),
|
|
},
|
|
Message {
|
|
client: Weak<Client>,
|
|
id: TypeId,
|
|
},
|
|
}
|
|
|
|
impl Drop for Subscription {
|
|
fn drop(&mut self) {
|
|
match self {
|
|
Subscription::Entity { client, id } => {
|
|
if let Some(client) = client.upgrade() {
|
|
let mut state = client.state.write();
|
|
let _ = state.entities_by_type_and_remote_id.remove(id);
|
|
}
|
|
}
|
|
Subscription::Message { client, id } => {
|
|
if let Some(client) = client.upgrade() {
|
|
let mut state = client.state.write();
|
|
let _ = state.entity_types_by_message_type.remove(id);
|
|
let _ = state.message_handlers.remove(id);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
pub struct PendingEntitySubscription<T: 'static> {
|
|
client: Arc<Client>,
|
|
remote_id: u64,
|
|
_entity_type: PhantomData<T>,
|
|
consumed: bool,
|
|
}
|
|
|
|
impl<T: 'static> PendingEntitySubscription<T> {
|
|
pub fn set_model(mut self, model: &Model<T>, cx: &mut AsyncAppContext) -> Subscription {
|
|
self.consumed = true;
|
|
let mut state = self.client.state.write();
|
|
let id = (TypeId::of::<T>(), self.remote_id);
|
|
let Some(WeakSubscriber::Pending(messages)) =
|
|
state.entities_by_type_and_remote_id.remove(&id)
|
|
else {
|
|
unreachable!()
|
|
};
|
|
|
|
state.entities_by_type_and_remote_id.insert(
|
|
id,
|
|
WeakSubscriber::Entity {
|
|
handle: model.downgrade().into(),
|
|
},
|
|
);
|
|
drop(state);
|
|
for message in messages {
|
|
self.client.handle_message(message, cx);
|
|
}
|
|
Subscription::Entity {
|
|
client: Arc::downgrade(&self.client),
|
|
id,
|
|
}
|
|
}
|
|
}
|
|
|
|
impl<T: 'static> Drop for PendingEntitySubscription<T> {
|
|
fn drop(&mut self) {
|
|
if !self.consumed {
|
|
let mut state = self.client.state.write();
|
|
if let Some(WeakSubscriber::Pending(messages)) = state
|
|
.entities_by_type_and_remote_id
|
|
.remove(&(TypeId::of::<T>(), self.remote_id))
|
|
{
|
|
for message in messages {
|
|
log::info!("unhandled message {}", message.payload_type_name());
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
#[derive(Copy, Clone)]
|
|
pub struct TelemetrySettings {
|
|
pub diagnostics: bool,
|
|
pub metrics: bool,
|
|
}
|
|
|
|
/// Control what info is collected by Zed.
|
|
#[derive(Default, Clone, Serialize, Deserialize, JsonSchema)]
|
|
pub struct TelemetrySettingsContent {
|
|
/// Send debug info like crash reports.
|
|
///
|
|
/// Default: true
|
|
pub diagnostics: Option<bool>,
|
|
/// Send anonymized usage data like what languages you're using Zed with.
|
|
///
|
|
/// Default: true
|
|
pub metrics: Option<bool>,
|
|
}
|
|
|
|
impl settings::Settings for TelemetrySettings {
|
|
const KEY: Option<&'static str> = Some("telemetry");
|
|
|
|
type FileContent = TelemetrySettingsContent;
|
|
|
|
fn load(sources: SettingsSources<Self::FileContent>, _: &mut AppContext) -> Result<Self> {
|
|
Ok(Self {
|
|
diagnostics: sources.user.as_ref().and_then(|v| v.diagnostics).unwrap_or(
|
|
sources
|
|
.default
|
|
.diagnostics
|
|
.ok_or_else(Self::missing_default)?,
|
|
),
|
|
metrics: sources
|
|
.user
|
|
.as_ref()
|
|
.and_then(|v| v.metrics)
|
|
.unwrap_or(sources.default.metrics.ok_or_else(Self::missing_default)?),
|
|
})
|
|
}
|
|
}
|
|
|
|
impl Client {
|
|
pub fn new(
|
|
clock: Arc<dyn SystemClock>,
|
|
http: Arc<HttpClientWithUrl>,
|
|
cx: &mut AppContext,
|
|
) -> Arc<Self> {
|
|
Arc::new(Self {
|
|
id: AtomicU64::new(0),
|
|
peer: Peer::new(0),
|
|
telemetry: Telemetry::new(clock, http.clone(), cx),
|
|
http,
|
|
state: Default::default(),
|
|
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
authenticate: Default::default(),
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
establish_connection: Default::default(),
|
|
})
|
|
}
|
|
|
|
pub fn production(cx: &mut AppContext) -> Arc<Self> {
|
|
let clock = Arc::new(clock::RealSystemClock);
|
|
let http = Arc::new(HttpClientWithUrl::new(
|
|
&ClientSettings::get_global(cx).server_url,
|
|
));
|
|
Self::new(clock, http.clone(), cx)
|
|
}
|
|
|
|
pub fn id(&self) -> u64 {
|
|
self.id.load(Ordering::SeqCst)
|
|
}
|
|
|
|
pub fn http_client(&self) -> Arc<HttpClientWithUrl> {
|
|
self.http.clone()
|
|
}
|
|
|
|
pub fn set_id(&self, id: u64) -> &Self {
|
|
self.id.store(id, Ordering::SeqCst);
|
|
self
|
|
}
|
|
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
pub fn teardown(&self) {
|
|
let mut state = self.state.write();
|
|
state._reconnect_task.take();
|
|
state.message_handlers.clear();
|
|
state.models_by_message_type.clear();
|
|
state.entities_by_type_and_remote_id.clear();
|
|
state.entity_id_extractors.clear();
|
|
self.peer.teardown();
|
|
}
|
|
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
pub fn override_authenticate<F>(&self, authenticate: F) -> &Self
|
|
where
|
|
F: 'static + Send + Sync + Fn(&AsyncAppContext) -> Task<Result<Credentials>>,
|
|
{
|
|
*self.authenticate.write() = Some(Box::new(authenticate));
|
|
self
|
|
}
|
|
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
pub fn override_establish_connection<F>(&self, connect: F) -> &Self
|
|
where
|
|
F: 'static
|
|
+ Send
|
|
+ Sync
|
|
+ Fn(&Credentials, &AsyncAppContext) -> Task<Result<Connection, EstablishConnectionError>>,
|
|
{
|
|
*self.establish_connection.write() = Some(Box::new(connect));
|
|
self
|
|
}
|
|
|
|
pub fn global(cx: &AppContext) -> Arc<Self> {
|
|
cx.global::<GlobalClient>().0.clone()
|
|
}
|
|
pub fn set_global(client: Arc<Client>, cx: &mut AppContext) {
|
|
cx.set_global(GlobalClient(client))
|
|
}
|
|
|
|
pub fn user_id(&self) -> Option<u64> {
|
|
if let Some(Credentials::User { user_id, .. }) = self.state.read().credentials.as_ref() {
|
|
Some(*user_id)
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
|
|
pub fn peer_id(&self) -> Option<PeerId> {
|
|
if let Status::Connected { peer_id, .. } = &*self.status().borrow() {
|
|
Some(*peer_id)
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
|
|
pub fn status(&self) -> watch::Receiver<Status> {
|
|
self.state.read().status.1.clone()
|
|
}
|
|
|
|
fn set_status(self: &Arc<Self>, status: Status, cx: &AsyncAppContext) {
|
|
log::info!("set status on client {}: {:?}", self.id(), status);
|
|
let mut state = self.state.write();
|
|
*state.status.0.borrow_mut() = status;
|
|
|
|
match status {
|
|
Status::Connected { .. } => {
|
|
state._reconnect_task = None;
|
|
}
|
|
Status::ConnectionLost => {
|
|
let this = self.clone();
|
|
let reconnect_interval = state.reconnect_interval;
|
|
state._reconnect_task = Some(cx.spawn(move |cx| async move {
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
let mut rng = StdRng::seed_from_u64(0);
|
|
#[cfg(not(any(test, feature = "test-support")))]
|
|
let mut rng = StdRng::from_entropy();
|
|
|
|
let mut delay = INITIAL_RECONNECTION_DELAY;
|
|
while let Err(error) = this.authenticate_and_connect(true, &cx).await {
|
|
log::error!("failed to connect {}", error);
|
|
if matches!(*this.status().borrow(), Status::ConnectionError) {
|
|
this.set_status(
|
|
Status::ReconnectionError {
|
|
next_reconnection: Instant::now() + delay,
|
|
},
|
|
&cx,
|
|
);
|
|
cx.background_executor().timer(delay).await;
|
|
delay = delay
|
|
.mul_f32(rng.gen_range(1.0..=2.0))
|
|
.min(reconnect_interval);
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
}));
|
|
}
|
|
Status::SignedOut | Status::UpgradeRequired => {
|
|
self.telemetry.set_authenticated_user_info(None, false);
|
|
state._reconnect_task.take();
|
|
}
|
|
_ => {}
|
|
}
|
|
}
|
|
|
|
pub fn subscribe_to_entity<T>(
|
|
self: &Arc<Self>,
|
|
remote_id: u64,
|
|
) -> Result<PendingEntitySubscription<T>>
|
|
where
|
|
T: 'static,
|
|
{
|
|
let id = (TypeId::of::<T>(), remote_id);
|
|
|
|
let mut state = self.state.write();
|
|
if state.entities_by_type_and_remote_id.contains_key(&id) {
|
|
return Err(anyhow!("already subscribed to entity"));
|
|
}
|
|
|
|
state
|
|
.entities_by_type_and_remote_id
|
|
.insert(id, WeakSubscriber::Pending(Default::default()));
|
|
|
|
Ok(PendingEntitySubscription {
|
|
client: self.clone(),
|
|
remote_id,
|
|
consumed: false,
|
|
_entity_type: PhantomData,
|
|
})
|
|
}
|
|
|
|
#[track_caller]
|
|
pub fn add_message_handler<M, E, H, F>(
|
|
self: &Arc<Self>,
|
|
entity: WeakModel<E>,
|
|
handler: H,
|
|
) -> Subscription
|
|
where
|
|
M: EnvelopedMessage,
|
|
E: 'static,
|
|
H: 'static
|
|
+ Sync
|
|
+ Fn(Model<E>, TypedEnvelope<M>, Arc<Self>, AsyncAppContext) -> F
|
|
+ Send
|
|
+ Sync,
|
|
F: 'static + Future<Output = Result<()>>,
|
|
{
|
|
let message_type_id = TypeId::of::<M>();
|
|
let mut state = self.state.write();
|
|
state
|
|
.models_by_message_type
|
|
.insert(message_type_id, entity.into());
|
|
|
|
let prev_handler = state.message_handlers.insert(
|
|
message_type_id,
|
|
Arc::new(move |subscriber, envelope, client, cx| {
|
|
let subscriber = subscriber.downcast::<E>().unwrap();
|
|
let envelope = envelope.into_any().downcast::<TypedEnvelope<M>>().unwrap();
|
|
handler(subscriber, *envelope, client.clone(), cx).boxed_local()
|
|
}),
|
|
);
|
|
if prev_handler.is_some() {
|
|
let location = std::panic::Location::caller();
|
|
panic!(
|
|
"{}:{} registered handler for the same message {} twice",
|
|
location.file(),
|
|
location.line(),
|
|
std::any::type_name::<M>()
|
|
);
|
|
}
|
|
|
|
Subscription::Message {
|
|
client: Arc::downgrade(self),
|
|
id: message_type_id,
|
|
}
|
|
}
|
|
|
|
pub fn add_request_handler<M, E, H, F>(
|
|
self: &Arc<Self>,
|
|
model: WeakModel<E>,
|
|
handler: H,
|
|
) -> Subscription
|
|
where
|
|
M: RequestMessage,
|
|
E: 'static,
|
|
H: 'static
|
|
+ Sync
|
|
+ Fn(Model<E>, TypedEnvelope<M>, Arc<Self>, AsyncAppContext) -> F
|
|
+ Send
|
|
+ Sync,
|
|
F: 'static + Future<Output = Result<M::Response>>,
|
|
{
|
|
self.add_message_handler(model, move |handle, envelope, this, cx| {
|
|
Self::respond_to_request(
|
|
envelope.receipt(),
|
|
handler(handle, envelope, this.clone(), cx),
|
|
this,
|
|
)
|
|
})
|
|
}
|
|
|
|
pub fn add_model_message_handler<M, E, H, F>(self: &Arc<Self>, handler: H)
|
|
where
|
|
M: EntityMessage,
|
|
E: 'static,
|
|
H: 'static + Fn(Model<E>, TypedEnvelope<M>, Arc<Self>, AsyncAppContext) -> F + Send + Sync,
|
|
F: 'static + Future<Output = Result<()>>,
|
|
{
|
|
self.add_entity_message_handler::<M, E, _, _>(move |subscriber, message, client, cx| {
|
|
handler(subscriber.downcast::<E>().unwrap(), message, client, cx)
|
|
})
|
|
}
|
|
|
|
fn add_entity_message_handler<M, E, H, F>(self: &Arc<Self>, handler: H)
|
|
where
|
|
M: EntityMessage,
|
|
E: 'static,
|
|
H: 'static + Fn(AnyModel, TypedEnvelope<M>, Arc<Self>, AsyncAppContext) -> F + Send + Sync,
|
|
F: 'static + Future<Output = Result<()>>,
|
|
{
|
|
let model_type_id = TypeId::of::<E>();
|
|
let message_type_id = TypeId::of::<M>();
|
|
|
|
let mut state = self.state.write();
|
|
state
|
|
.entity_types_by_message_type
|
|
.insert(message_type_id, model_type_id);
|
|
state
|
|
.entity_id_extractors
|
|
.entry(message_type_id)
|
|
.or_insert_with(|| {
|
|
|envelope| {
|
|
envelope
|
|
.as_any()
|
|
.downcast_ref::<TypedEnvelope<M>>()
|
|
.unwrap()
|
|
.payload
|
|
.remote_entity_id()
|
|
}
|
|
});
|
|
let prev_handler = state.message_handlers.insert(
|
|
message_type_id,
|
|
Arc::new(move |handle, envelope, client, cx| {
|
|
let envelope = envelope.into_any().downcast::<TypedEnvelope<M>>().unwrap();
|
|
handler(handle, *envelope, client.clone(), cx).boxed_local()
|
|
}),
|
|
);
|
|
if prev_handler.is_some() {
|
|
panic!("registered handler for the same message twice");
|
|
}
|
|
}
|
|
|
|
pub fn add_model_request_handler<M, E, H, F>(self: &Arc<Self>, handler: H)
|
|
where
|
|
M: EntityMessage + RequestMessage,
|
|
E: 'static,
|
|
H: 'static + Fn(Model<E>, TypedEnvelope<M>, Arc<Self>, AsyncAppContext) -> F + Send + Sync,
|
|
F: 'static + Future<Output = Result<M::Response>>,
|
|
{
|
|
self.add_model_message_handler(move |entity, envelope, client, cx| {
|
|
Self::respond_to_request::<M, _>(
|
|
envelope.receipt(),
|
|
handler(entity, envelope, client.clone(), cx),
|
|
client,
|
|
)
|
|
})
|
|
}
|
|
|
|
async fn respond_to_request<T: RequestMessage, F: Future<Output = Result<T::Response>>>(
|
|
receipt: Receipt<T>,
|
|
response: F,
|
|
client: Arc<Self>,
|
|
) -> Result<()> {
|
|
match response.await {
|
|
Ok(response) => {
|
|
client.respond(receipt, response)?;
|
|
Ok(())
|
|
}
|
|
Err(error) => {
|
|
client.respond_with_error(receipt, error.to_proto())?;
|
|
Err(error)
|
|
}
|
|
}
|
|
}
|
|
|
|
pub async fn has_keychain_credentials(&self, cx: &AsyncAppContext) -> bool {
|
|
read_credentials_from_keychain(cx).await.is_some()
|
|
}
|
|
|
|
pub fn set_dev_server_token(&self, token: DevServerToken) -> &Self {
|
|
self.state.write().credentials = Some(Credentials::DevServer { token });
|
|
self
|
|
}
|
|
|
|
#[async_recursion(?Send)]
|
|
pub async fn authenticate_and_connect(
|
|
self: &Arc<Self>,
|
|
try_keychain: bool,
|
|
cx: &AsyncAppContext,
|
|
) -> anyhow::Result<()> {
|
|
let was_disconnected = match *self.status().borrow() {
|
|
Status::SignedOut => true,
|
|
Status::ConnectionError
|
|
| Status::ConnectionLost
|
|
| Status::Authenticating { .. }
|
|
| Status::Reauthenticating { .. }
|
|
| Status::ReconnectionError { .. } => false,
|
|
Status::Connected { .. } | Status::Connecting { .. } | Status::Reconnecting { .. } => {
|
|
return Ok(())
|
|
}
|
|
Status::UpgradeRequired => return Err(EstablishConnectionError::UpgradeRequired)?,
|
|
};
|
|
if was_disconnected {
|
|
self.set_status(Status::Authenticating, cx);
|
|
} else {
|
|
self.set_status(Status::Reauthenticating, cx)
|
|
}
|
|
|
|
let mut read_from_keychain = false;
|
|
let mut credentials = self.state.read().credentials.clone();
|
|
if credentials.is_none() && try_keychain {
|
|
credentials = read_credentials_from_keychain(cx).await;
|
|
read_from_keychain = credentials.is_some();
|
|
}
|
|
if credentials.is_none() {
|
|
let mut status_rx = self.status();
|
|
let _ = status_rx.next().await;
|
|
futures::select_biased! {
|
|
authenticate = self.authenticate(cx).fuse() => {
|
|
match authenticate {
|
|
Ok(creds) => credentials = Some(creds),
|
|
Err(err) => {
|
|
self.set_status(Status::ConnectionError, cx);
|
|
return Err(err);
|
|
}
|
|
}
|
|
}
|
|
_ = status_rx.next().fuse() => {
|
|
return Err(anyhow!("authentication canceled"));
|
|
}
|
|
}
|
|
}
|
|
let credentials = credentials.unwrap();
|
|
if let Credentials::User { user_id, .. } = &credentials {
|
|
self.set_id(*user_id);
|
|
}
|
|
|
|
if was_disconnected {
|
|
self.set_status(Status::Connecting, cx);
|
|
} else {
|
|
self.set_status(Status::Reconnecting, cx);
|
|
}
|
|
|
|
let mut timeout =
|
|
futures::FutureExt::fuse(cx.background_executor().timer(CONNECTION_TIMEOUT));
|
|
futures::select_biased! {
|
|
connection = self.establish_connection(&credentials, cx).fuse() => {
|
|
match connection {
|
|
Ok(conn) => {
|
|
self.state.write().credentials = Some(credentials.clone());
|
|
if !read_from_keychain && IMPERSONATE_LOGIN.is_none() {
|
|
if let Credentials::User{user_id, access_token} = credentials {
|
|
write_credentials_to_keychain(user_id, access_token, cx).await.log_err();
|
|
}
|
|
}
|
|
|
|
futures::select_biased! {
|
|
result = self.set_connection(conn, cx).fuse() => result,
|
|
_ = timeout => {
|
|
self.set_status(Status::ConnectionError, cx);
|
|
Err(anyhow!("timed out waiting on hello message from server"))
|
|
}
|
|
}
|
|
}
|
|
Err(EstablishConnectionError::Unauthorized) => {
|
|
self.state.write().credentials.take();
|
|
if read_from_keychain {
|
|
delete_credentials_from_keychain(cx).await.log_err();
|
|
self.set_status(Status::SignedOut, cx);
|
|
self.authenticate_and_connect(false, cx).await
|
|
} else {
|
|
self.set_status(Status::ConnectionError, cx);
|
|
Err(EstablishConnectionError::Unauthorized)?
|
|
}
|
|
}
|
|
Err(EstablishConnectionError::UpgradeRequired) => {
|
|
self.set_status(Status::UpgradeRequired, cx);
|
|
Err(EstablishConnectionError::UpgradeRequired)?
|
|
}
|
|
Err(error) => {
|
|
self.set_status(Status::ConnectionError, cx);
|
|
Err(error)?
|
|
}
|
|
}
|
|
}
|
|
_ = &mut timeout => {
|
|
self.set_status(Status::ConnectionError, cx);
|
|
Err(anyhow!("timed out trying to establish connection"))
|
|
}
|
|
}
|
|
}
|
|
|
|
async fn set_connection(
|
|
self: &Arc<Self>,
|
|
conn: Connection,
|
|
cx: &AsyncAppContext,
|
|
) -> Result<()> {
|
|
let executor = cx.background_executor();
|
|
log::info!("add connection to peer");
|
|
let (connection_id, handle_io, mut incoming) = self.peer.add_connection(conn, {
|
|
let executor = executor.clone();
|
|
move |duration| executor.timer(duration)
|
|
});
|
|
let handle_io = executor.spawn(handle_io);
|
|
|
|
let peer_id = async {
|
|
log::info!("waiting for server hello");
|
|
let message = incoming
|
|
.next()
|
|
.await
|
|
.ok_or_else(|| anyhow!("no hello message received"))?;
|
|
log::info!("got server hello");
|
|
let hello_message_type_name = message.payload_type_name().to_string();
|
|
let hello = message
|
|
.into_any()
|
|
.downcast::<TypedEnvelope<proto::Hello>>()
|
|
.map_err(|_| {
|
|
anyhow!(
|
|
"invalid hello message received: {:?}",
|
|
hello_message_type_name
|
|
)
|
|
})?;
|
|
let peer_id = hello
|
|
.payload
|
|
.peer_id
|
|
.ok_or_else(|| anyhow!("invalid peer id"))?;
|
|
Ok(peer_id)
|
|
};
|
|
|
|
let peer_id = match peer_id.await {
|
|
Ok(peer_id) => peer_id,
|
|
Err(error) => {
|
|
self.peer.disconnect(connection_id);
|
|
return Err(error);
|
|
}
|
|
};
|
|
|
|
log::info!(
|
|
"set status to connected (connection id: {:?}, peer id: {:?})",
|
|
connection_id,
|
|
peer_id
|
|
);
|
|
self.set_status(
|
|
Status::Connected {
|
|
peer_id,
|
|
connection_id,
|
|
},
|
|
cx,
|
|
);
|
|
|
|
cx.spawn({
|
|
let this = self.clone();
|
|
|cx| {
|
|
async move {
|
|
while let Some(message) = incoming.next().await {
|
|
this.handle_message(message, &cx);
|
|
// Don't starve the main thread when receiving lots of messages at once.
|
|
smol::future::yield_now().await;
|
|
}
|
|
}
|
|
}
|
|
})
|
|
.detach();
|
|
|
|
cx.spawn({
|
|
let this = self.clone();
|
|
move |cx| async move {
|
|
match handle_io.await {
|
|
Ok(()) => {
|
|
if *this.status().borrow()
|
|
== (Status::Connected {
|
|
connection_id,
|
|
peer_id,
|
|
})
|
|
{
|
|
this.set_status(Status::SignedOut, &cx);
|
|
}
|
|
}
|
|
Err(err) => {
|
|
log::error!("connection error: {:?}", err);
|
|
this.set_status(Status::ConnectionLost, &cx);
|
|
}
|
|
}
|
|
}
|
|
})
|
|
.detach();
|
|
|
|
Ok(())
|
|
}
|
|
|
|
fn authenticate(self: &Arc<Self>, cx: &AsyncAppContext) -> Task<Result<Credentials>> {
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
if let Some(callback) = self.authenticate.read().as_ref() {
|
|
return callback(cx);
|
|
}
|
|
|
|
self.authenticate_with_browser(cx)
|
|
}
|
|
|
|
fn establish_connection(
|
|
self: &Arc<Self>,
|
|
credentials: &Credentials,
|
|
cx: &AsyncAppContext,
|
|
) -> Task<Result<Connection, EstablishConnectionError>> {
|
|
#[cfg(any(test, feature = "test-support"))]
|
|
if let Some(callback) = self.establish_connection.read().as_ref() {
|
|
return callback(credentials, cx);
|
|
}
|
|
|
|
self.establish_websocket_connection(credentials, cx)
|
|
}
|
|
|
|
async fn get_rpc_url(
|
|
http: Arc<HttpClientWithUrl>,
|
|
release_channel: Option<ReleaseChannel>,
|
|
) -> Result<Url> {
|
|
if let Some(url) = &*ZED_RPC_URL {
|
|
return Url::parse(url).context("invalid rpc url");
|
|
}
|
|
|
|
let mut url = http.build_url("/rpc");
|
|
if let Some(preview_param) =
|
|
release_channel.and_then(|channel| channel.release_query_param())
|
|
{
|
|
url += "?";
|
|
url += preview_param;
|
|
}
|
|
let response = http.get(&url, Default::default(), false).await?;
|
|
let collab_url = if response.status().is_redirection() {
|
|
response
|
|
.headers()
|
|
.get("Location")
|
|
.ok_or_else(|| anyhow!("missing location header in /rpc response"))?
|
|
.to_str()
|
|
.map_err(EstablishConnectionError::other)?
|
|
.to_string()
|
|
} else {
|
|
Err(anyhow!(
|
|
"unexpected /rpc response status {}",
|
|
response.status()
|
|
))?
|
|
};
|
|
|
|
Url::parse(&collab_url).context("invalid rpc url")
|
|
}
|
|
|
|
fn establish_websocket_connection(
|
|
self: &Arc<Self>,
|
|
credentials: &Credentials,
|
|
cx: &AsyncAppContext,
|
|
) -> Task<Result<Connection, EstablishConnectionError>> {
|
|
let release_channel = cx
|
|
.update(|cx| ReleaseChannel::try_global(cx))
|
|
.ok()
|
|
.flatten();
|
|
let app_version = cx
|
|
.update(|cx| AppVersion::global(cx).to_string())
|
|
.ok()
|
|
.unwrap_or_default();
|
|
|
|
let request = Request::builder()
|
|
.header("Authorization", credentials.authorization_header())
|
|
.header("x-zed-protocol-version", rpc::PROTOCOL_VERSION)
|
|
.header("x-zed-app-version", app_version)
|
|
.header(
|
|
"x-zed-release-channel",
|
|
release_channel.map(|r| r.dev_name()).unwrap_or("unknown"),
|
|
);
|
|
|
|
let http = self.http.clone();
|
|
cx.background_executor().spawn(async move {
|
|
let mut rpc_url = Self::get_rpc_url(http, release_channel).await?;
|
|
let rpc_host = rpc_url
|
|
.host_str()
|
|
.zip(rpc_url.port_or_known_default())
|
|
.ok_or_else(|| anyhow!("missing host in rpc url"))?;
|
|
let stream = smol::net::TcpStream::connect(rpc_host).await?;
|
|
|
|
log::info!("connected to rpc endpoint {}", rpc_url);
|
|
|
|
match rpc_url.scheme() {
|
|
"https" => {
|
|
rpc_url.set_scheme("wss").unwrap();
|
|
let request = request.uri(rpc_url.as_str()).body(())?;
|
|
let (stream, _) =
|
|
async_tungstenite::async_std::client_async_tls(request, stream).await?;
|
|
Ok(Connection::new(
|
|
stream
|
|
.map_err(|error| anyhow!(error))
|
|
.sink_map_err(|error| anyhow!(error)),
|
|
))
|
|
}
|
|
"http" => {
|
|
rpc_url.set_scheme("ws").unwrap();
|
|
let request = request.uri(rpc_url.as_str()).body(())?;
|
|
let (stream, _) = async_tungstenite::client_async(request, stream).await?;
|
|
Ok(Connection::new(
|
|
stream
|
|
.map_err(|error| anyhow!(error))
|
|
.sink_map_err(|error| anyhow!(error)),
|
|
))
|
|
}
|
|
_ => Err(anyhow!("invalid rpc url: {}", rpc_url))?,
|
|
}
|
|
})
|
|
}
|
|
|
|
pub fn authenticate_with_browser(
|
|
self: &Arc<Self>,
|
|
cx: &AsyncAppContext,
|
|
) -> Task<Result<Credentials>> {
|
|
let http = self.http.clone();
|
|
cx.spawn(|cx| async move {
|
|
let background = cx.background_executor().clone();
|
|
|
|
let (open_url_tx, open_url_rx) = oneshot::channel::<String>();
|
|
cx.update(|cx| {
|
|
cx.spawn(move |cx| async move {
|
|
let url = open_url_rx.await?;
|
|
cx.update(|cx| cx.open_url(&url))
|
|
})
|
|
.detach_and_log_err(cx);
|
|
})
|
|
.log_err();
|
|
|
|
let credentials = background
|
|
.clone()
|
|
.spawn(async move {
|
|
// Generate a pair of asymmetric encryption keys. The public key will be used by the
|
|
// zed server to encrypt the user's access token, so that it can'be intercepted by
|
|
// any other app running on the user's device.
|
|
let (public_key, private_key) =
|
|
rpc::auth::keypair().expect("failed to generate keypair for auth");
|
|
let public_key_string = String::try_from(public_key)
|
|
.expect("failed to serialize public key for auth");
|
|
|
|
if let Some((login, token)) =
|
|
IMPERSONATE_LOGIN.as_ref().zip(ADMIN_API_TOKEN.as_ref())
|
|
{
|
|
eprintln!("authenticate as admin {login}, {token}");
|
|
|
|
return Self::authenticate_as_admin(http, login.clone(), token.clone())
|
|
.await;
|
|
}
|
|
|
|
// Start an HTTP server to receive the redirect from Zed's sign-in page.
|
|
let server =
|
|
tiny_http::Server::http("127.0.0.1:0").expect("failed to find open port");
|
|
let port = server.server_addr().port();
|
|
|
|
// Open the Zed sign-in page in the user's browser, with query parameters that indicate
|
|
// that the user is signing in from a Zed app running on the same device.
|
|
let mut url = http.build_url(&format!(
|
|
"/native_app_signin?native_app_port={}&native_app_public_key={}",
|
|
port, public_key_string
|
|
));
|
|
|
|
if let Some(impersonate_login) = IMPERSONATE_LOGIN.as_ref() {
|
|
log::info!("impersonating user @{}", impersonate_login);
|
|
write!(&mut url, "&impersonate={}", impersonate_login).unwrap();
|
|
}
|
|
|
|
open_url_tx.send(url).log_err();
|
|
|
|
// Receive the HTTP request from the user's browser. Retrieve the user id and encrypted
|
|
// access token from the query params.
|
|
//
|
|
// TODO - Avoid ever starting more than one HTTP server. Maybe switch to using a
|
|
// custom URL scheme instead of this local HTTP server.
|
|
let (user_id, access_token) = background
|
|
.spawn(async move {
|
|
for _ in 0..100 {
|
|
if let Some(req) = server.recv_timeout(Duration::from_secs(1))? {
|
|
let path = req.url();
|
|
let mut user_id = None;
|
|
let mut access_token = None;
|
|
let url = Url::parse(&format!("http://example.com{}", path))
|
|
.context("failed to parse login notification url")?;
|
|
for (key, value) in url.query_pairs() {
|
|
if key == "access_token" {
|
|
access_token = Some(value.to_string());
|
|
} else if key == "user_id" {
|
|
user_id = Some(value.to_string());
|
|
}
|
|
}
|
|
|
|
let post_auth_url =
|
|
http.build_url("/native_app_signin_succeeded");
|
|
req.respond(
|
|
tiny_http::Response::empty(302).with_header(
|
|
tiny_http::Header::from_bytes(
|
|
&b"Location"[..],
|
|
post_auth_url.as_bytes(),
|
|
)
|
|
.unwrap(),
|
|
),
|
|
)
|
|
.context("failed to respond to login http request")?;
|
|
return Ok((
|
|
user_id
|
|
.ok_or_else(|| anyhow!("missing user_id parameter"))?,
|
|
access_token.ok_or_else(|| {
|
|
anyhow!("missing access_token parameter")
|
|
})?,
|
|
));
|
|
}
|
|
}
|
|
|
|
Err(anyhow!("didn't receive login redirect"))
|
|
})
|
|
.await?;
|
|
|
|
let access_token = private_key
|
|
.decrypt_string(&access_token)
|
|
.context("failed to decrypt access token")?;
|
|
|
|
Ok(Credentials::User {
|
|
user_id: user_id.parse()?,
|
|
access_token,
|
|
})
|
|
})
|
|
.await?;
|
|
|
|
cx.update(|cx| cx.activate(true))?;
|
|
Ok(credentials)
|
|
})
|
|
}
|
|
|
|
async fn authenticate_as_admin(
|
|
http: Arc<HttpClientWithUrl>,
|
|
login: String,
|
|
mut api_token: String,
|
|
) -> Result<Credentials> {
|
|
#[derive(Deserialize)]
|
|
struct AuthenticatedUserResponse {
|
|
user: User,
|
|
}
|
|
|
|
#[derive(Deserialize)]
|
|
struct User {
|
|
id: u64,
|
|
}
|
|
|
|
// Use the collab server's admin API to retrieve the id
|
|
// of the impersonated user.
|
|
let mut url = Self::get_rpc_url(http.clone(), None).await?;
|
|
url.set_path("/user");
|
|
url.set_query(Some(&format!("github_login={login}")));
|
|
let request = Request::get(url.as_str())
|
|
.header("Authorization", format!("token {api_token}"))
|
|
.body("".into())?;
|
|
|
|
let mut response = http.send(request).await?;
|
|
let mut body = String::new();
|
|
response.body_mut().read_to_string(&mut body).await?;
|
|
if !response.status().is_success() {
|
|
Err(anyhow!(
|
|
"admin user request failed {} - {}",
|
|
response.status().as_u16(),
|
|
body,
|
|
))?;
|
|
}
|
|
let response: AuthenticatedUserResponse = serde_json::from_str(&body)?;
|
|
|
|
// Use the admin API token to authenticate as the impersonated user.
|
|
api_token.insert_str(0, "ADMIN_TOKEN:");
|
|
Ok(Credentials::User {
|
|
user_id: response.user.id,
|
|
access_token: api_token,
|
|
})
|
|
}
|
|
|
|
pub async fn sign_out(self: &Arc<Self>, cx: &AsyncAppContext) {
|
|
self.state.write().credentials = None;
|
|
self.disconnect(&cx);
|
|
|
|
if self.has_keychain_credentials(cx).await {
|
|
delete_credentials_from_keychain(cx).await.log_err();
|
|
}
|
|
}
|
|
|
|
pub fn disconnect(self: &Arc<Self>, cx: &AsyncAppContext) {
|
|
self.peer.teardown();
|
|
self.set_status(Status::SignedOut, cx);
|
|
}
|
|
|
|
pub fn reconnect(self: &Arc<Self>, cx: &AsyncAppContext) {
|
|
self.peer.teardown();
|
|
self.set_status(Status::ConnectionLost, cx);
|
|
}
|
|
|
|
fn connection_id(&self) -> Result<ConnectionId> {
|
|
if let Status::Connected { connection_id, .. } = *self.status().borrow() {
|
|
Ok(connection_id)
|
|
} else {
|
|
Err(anyhow!("not connected"))
|
|
}
|
|
}
|
|
|
|
pub fn send<T: EnvelopedMessage>(&self, message: T) -> Result<()> {
|
|
log::debug!("rpc send. client_id:{}, name:{}", self.id(), T::NAME);
|
|
self.peer.send(self.connection_id()?, message)
|
|
}
|
|
|
|
pub fn request<T: RequestMessage>(
|
|
&self,
|
|
request: T,
|
|
) -> impl Future<Output = Result<T::Response>> {
|
|
self.request_envelope(request)
|
|
.map_ok(|envelope| envelope.payload)
|
|
}
|
|
|
|
pub fn request_stream<T: RequestMessage>(
|
|
&self,
|
|
request: T,
|
|
) -> impl Future<Output = Result<impl Stream<Item = Result<T::Response>>>> {
|
|
let client_id = self.id.load(Ordering::SeqCst);
|
|
log::debug!(
|
|
"rpc request start. client_id:{}. name:{}",
|
|
client_id,
|
|
T::NAME
|
|
);
|
|
let response = self
|
|
.connection_id()
|
|
.map(|conn_id| self.peer.request_stream(conn_id, request));
|
|
async move {
|
|
let response = response?.await;
|
|
log::debug!(
|
|
"rpc request finish. client_id:{}. name:{}",
|
|
client_id,
|
|
T::NAME
|
|
);
|
|
response
|
|
}
|
|
}
|
|
|
|
pub fn request_envelope<T: RequestMessage>(
|
|
&self,
|
|
request: T,
|
|
) -> impl Future<Output = Result<TypedEnvelope<T::Response>>> {
|
|
let client_id = self.id();
|
|
log::debug!(
|
|
"rpc request start. client_id:{}. name:{}",
|
|
client_id,
|
|
T::NAME
|
|
);
|
|
let response = self
|
|
.connection_id()
|
|
.map(|conn_id| self.peer.request_envelope(conn_id, request));
|
|
async move {
|
|
let response = response?.await;
|
|
log::debug!(
|
|
"rpc request finish. client_id:{}. name:{}",
|
|
client_id,
|
|
T::NAME
|
|
);
|
|
response
|
|
}
|
|
}
|
|
|
|
fn respond<T: RequestMessage>(&self, receipt: Receipt<T>, response: T::Response) -> Result<()> {
|
|
log::debug!("rpc respond. client_id:{}. name:{}", self.id(), T::NAME);
|
|
self.peer.respond(receipt, response)
|
|
}
|
|
|
|
fn respond_with_error<T: RequestMessage>(
|
|
&self,
|
|
receipt: Receipt<T>,
|
|
error: proto::Error,
|
|
) -> Result<()> {
|
|
log::debug!("rpc respond. client_id:{}. name:{}", self.id(), T::NAME);
|
|
self.peer.respond_with_error(receipt, error)
|
|
}
|
|
|
|
fn handle_message(
|
|
self: &Arc<Client>,
|
|
message: Box<dyn AnyTypedEnvelope>,
|
|
cx: &AsyncAppContext,
|
|
) {
|
|
let mut state = self.state.write();
|
|
let type_name = message.payload_type_name();
|
|
let payload_type_id = message.payload_type_id();
|
|
let sender_id = message.original_sender_id();
|
|
|
|
let mut subscriber = None;
|
|
|
|
if let Some(handle) = state
|
|
.models_by_message_type
|
|
.get(&payload_type_id)
|
|
.and_then(|handle| handle.upgrade())
|
|
{
|
|
subscriber = Some(handle);
|
|
} else if let Some((extract_entity_id, entity_type_id)) =
|
|
state.entity_id_extractors.get(&payload_type_id).zip(
|
|
state
|
|
.entity_types_by_message_type
|
|
.get(&payload_type_id)
|
|
.copied(),
|
|
)
|
|
{
|
|
let entity_id = (extract_entity_id)(message.as_ref());
|
|
|
|
match state
|
|
.entities_by_type_and_remote_id
|
|
.get_mut(&(entity_type_id, entity_id))
|
|
{
|
|
Some(WeakSubscriber::Pending(pending)) => {
|
|
pending.push(message);
|
|
return;
|
|
}
|
|
Some(weak_subscriber) => match weak_subscriber {
|
|
WeakSubscriber::Entity { handle } => {
|
|
subscriber = handle.upgrade();
|
|
}
|
|
|
|
WeakSubscriber::Pending(_) => {}
|
|
},
|
|
_ => {}
|
|
}
|
|
}
|
|
|
|
let subscriber = if let Some(subscriber) = subscriber {
|
|
subscriber
|
|
} else {
|
|
log::info!("unhandled message {}", type_name);
|
|
self.peer.respond_with_unhandled_message(message).log_err();
|
|
return;
|
|
};
|
|
|
|
let handler = state.message_handlers.get(&payload_type_id).cloned();
|
|
// Dropping the state prevents deadlocks if the handler interacts with rpc::Client.
|
|
// It also ensures we don't hold the lock while yielding back to the executor, as
|
|
// that might cause the executor thread driving this future to block indefinitely.
|
|
drop(state);
|
|
|
|
if let Some(handler) = handler {
|
|
let future = handler(subscriber, message, self, cx.clone());
|
|
let client_id = self.id();
|
|
log::debug!(
|
|
"rpc message received. client_id:{}, sender_id:{:?}, type:{}",
|
|
client_id,
|
|
sender_id,
|
|
type_name
|
|
);
|
|
cx.spawn(move |_| async move {
|
|
match future.await {
|
|
Ok(()) => {
|
|
log::debug!(
|
|
"rpc message handled. client_id:{}, sender_id:{:?}, type:{}",
|
|
client_id,
|
|
sender_id,
|
|
type_name
|
|
);
|
|
}
|
|
Err(error) => {
|
|
log::error!(
|
|
"error handling message. client_id:{}, sender_id:{:?}, type:{}, error:{:?}",
|
|
client_id,
|
|
sender_id,
|
|
type_name,
|
|
error
|
|
);
|
|
}
|
|
}
|
|
})
|
|
.detach();
|
|
} else {
|
|
log::info!("unhandled message {}", type_name);
|
|
self.peer.respond_with_unhandled_message(message).log_err();
|
|
}
|
|
}
|
|
|
|
pub fn telemetry(&self) -> &Arc<Telemetry> {
|
|
&self.telemetry
|
|
}
|
|
}
|
|
|
|
async fn read_credentials_from_keychain(cx: &AsyncAppContext) -> Option<Credentials> {
|
|
if IMPERSONATE_LOGIN.is_some() {
|
|
return None;
|
|
}
|
|
|
|
let (user_id, access_token) = cx
|
|
.update(|cx| cx.read_credentials(&ClientSettings::get_global(cx).server_url))
|
|
.log_err()?
|
|
.await
|
|
.log_err()??;
|
|
|
|
Some(Credentials::User {
|
|
user_id: user_id.parse().ok()?,
|
|
access_token: String::from_utf8(access_token).ok()?,
|
|
})
|
|
}
|
|
|
|
async fn write_credentials_to_keychain(
|
|
user_id: u64,
|
|
access_token: String,
|
|
cx: &AsyncAppContext,
|
|
) -> Result<()> {
|
|
cx.update(move |cx| {
|
|
cx.write_credentials(
|
|
&ClientSettings::get_global(cx).server_url,
|
|
&user_id.to_string(),
|
|
access_token.as_bytes(),
|
|
)
|
|
})?
|
|
.await
|
|
}
|
|
|
|
async fn delete_credentials_from_keychain(cx: &AsyncAppContext) -> Result<()> {
|
|
cx.update(move |cx| cx.delete_credentials(&ClientSettings::get_global(cx).server_url))?
|
|
.await
|
|
}
|
|
|
|
/// prefix for the zed:// url scheme
|
|
pub static ZED_URL_SCHEME: &str = "zed";
|
|
|
|
/// Parses the given link into a Zed link.
|
|
///
|
|
/// Returns a [`Some`] containing the unprefixed link if the link is a Zed link.
|
|
/// Returns [`None`] otherwise.
|
|
pub fn parse_zed_link<'a>(link: &'a str, cx: &AppContext) -> Option<&'a str> {
|
|
let server_url = &ClientSettings::get_global(cx).server_url;
|
|
if let Some(stripped) = link
|
|
.strip_prefix(server_url)
|
|
.and_then(|result| result.strip_prefix('/'))
|
|
{
|
|
return Some(stripped);
|
|
}
|
|
if let Some(stripped) = link
|
|
.strip_prefix(ZED_URL_SCHEME)
|
|
.and_then(|result| result.strip_prefix("://"))
|
|
{
|
|
return Some(stripped);
|
|
}
|
|
|
|
None
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
use crate::test::FakeServer;
|
|
|
|
use clock::FakeSystemClock;
|
|
use gpui::{BackgroundExecutor, Context, TestAppContext};
|
|
use parking_lot::Mutex;
|
|
use settings::SettingsStore;
|
|
use std::future;
|
|
use util::http::FakeHttpClient;
|
|
|
|
#[gpui::test(iterations = 10)]
|
|
async fn test_reconnection(cx: &mut TestAppContext) {
|
|
init_test(cx);
|
|
let user_id = 5;
|
|
let client = cx.update(|cx| {
|
|
Client::new(
|
|
Arc::new(FakeSystemClock::default()),
|
|
FakeHttpClient::with_404_response(),
|
|
cx,
|
|
)
|
|
});
|
|
let server = FakeServer::for_client(user_id, &client, cx).await;
|
|
let mut status = client.status();
|
|
assert!(matches!(
|
|
status.next().await,
|
|
Some(Status::Connected { .. })
|
|
));
|
|
assert_eq!(server.auth_count(), 1);
|
|
|
|
server.forbid_connections();
|
|
server.disconnect();
|
|
while !matches!(status.next().await, Some(Status::ReconnectionError { .. })) {}
|
|
|
|
server.allow_connections();
|
|
cx.executor().advance_clock(Duration::from_secs(10));
|
|
while !matches!(status.next().await, Some(Status::Connected { .. })) {}
|
|
assert_eq!(server.auth_count(), 1); // Client reused the cached credentials when reconnecting
|
|
|
|
server.forbid_connections();
|
|
server.disconnect();
|
|
while !matches!(status.next().await, Some(Status::ReconnectionError { .. })) {}
|
|
|
|
// Clear cached credentials after authentication fails
|
|
server.roll_access_token();
|
|
server.allow_connections();
|
|
cx.executor().run_until_parked();
|
|
cx.executor().advance_clock(Duration::from_secs(10));
|
|
while !matches!(status.next().await, Some(Status::Connected { .. })) {}
|
|
assert_eq!(server.auth_count(), 2); // Client re-authenticated due to an invalid token
|
|
}
|
|
|
|
#[gpui::test(iterations = 10)]
|
|
async fn test_connection_timeout(executor: BackgroundExecutor, cx: &mut TestAppContext) {
|
|
init_test(cx);
|
|
let user_id = 5;
|
|
let client = cx.update(|cx| {
|
|
Client::new(
|
|
Arc::new(FakeSystemClock::default()),
|
|
FakeHttpClient::with_404_response(),
|
|
cx,
|
|
)
|
|
});
|
|
let mut status = client.status();
|
|
|
|
// Time out when client tries to connect.
|
|
client.override_authenticate(move |cx| {
|
|
cx.background_executor().spawn(async move {
|
|
Ok(Credentials::User {
|
|
user_id,
|
|
access_token: "token".into(),
|
|
})
|
|
})
|
|
});
|
|
client.override_establish_connection(|_, cx| {
|
|
cx.background_executor().spawn(async move {
|
|
future::pending::<()>().await;
|
|
unreachable!()
|
|
})
|
|
});
|
|
let auth_and_connect = cx.spawn({
|
|
let client = client.clone();
|
|
|cx| async move { client.authenticate_and_connect(false, &cx).await }
|
|
});
|
|
executor.run_until_parked();
|
|
assert!(matches!(status.next().await, Some(Status::Connecting)));
|
|
|
|
executor.advance_clock(CONNECTION_TIMEOUT);
|
|
assert!(matches!(
|
|
status.next().await,
|
|
Some(Status::ConnectionError { .. })
|
|
));
|
|
auth_and_connect.await.unwrap_err();
|
|
|
|
// Allow the connection to be established.
|
|
let server = FakeServer::for_client(user_id, &client, cx).await;
|
|
assert!(matches!(
|
|
status.next().await,
|
|
Some(Status::Connected { .. })
|
|
));
|
|
|
|
// Disconnect client.
|
|
server.forbid_connections();
|
|
server.disconnect();
|
|
while !matches!(status.next().await, Some(Status::ReconnectionError { .. })) {}
|
|
|
|
// Time out when re-establishing the connection.
|
|
server.allow_connections();
|
|
client.override_establish_connection(|_, cx| {
|
|
cx.background_executor().spawn(async move {
|
|
future::pending::<()>().await;
|
|
unreachable!()
|
|
})
|
|
});
|
|
executor.advance_clock(2 * INITIAL_RECONNECTION_DELAY);
|
|
assert!(matches!(
|
|
status.next().await,
|
|
Some(Status::Reconnecting { .. })
|
|
));
|
|
|
|
executor.advance_clock(CONNECTION_TIMEOUT);
|
|
assert!(matches!(
|
|
status.next().await,
|
|
Some(Status::ReconnectionError { .. })
|
|
));
|
|
}
|
|
|
|
#[gpui::test(iterations = 10)]
|
|
async fn test_authenticating_more_than_once(
|
|
cx: &mut TestAppContext,
|
|
executor: BackgroundExecutor,
|
|
) {
|
|
init_test(cx);
|
|
let auth_count = Arc::new(Mutex::new(0));
|
|
let dropped_auth_count = Arc::new(Mutex::new(0));
|
|
let client = cx.update(|cx| {
|
|
Client::new(
|
|
Arc::new(FakeSystemClock::default()),
|
|
FakeHttpClient::with_404_response(),
|
|
cx,
|
|
)
|
|
});
|
|
client.override_authenticate({
|
|
let auth_count = auth_count.clone();
|
|
let dropped_auth_count = dropped_auth_count.clone();
|
|
move |cx| {
|
|
let auth_count = auth_count.clone();
|
|
let dropped_auth_count = dropped_auth_count.clone();
|
|
cx.background_executor().spawn(async move {
|
|
*auth_count.lock() += 1;
|
|
let _drop = util::defer(move || *dropped_auth_count.lock() += 1);
|
|
future::pending::<()>().await;
|
|
unreachable!()
|
|
})
|
|
}
|
|
});
|
|
|
|
let _authenticate = cx.spawn({
|
|
let client = client.clone();
|
|
move |cx| async move { client.authenticate_and_connect(false, &cx).await }
|
|
});
|
|
executor.run_until_parked();
|
|
assert_eq!(*auth_count.lock(), 1);
|
|
assert_eq!(*dropped_auth_count.lock(), 0);
|
|
|
|
let _authenticate = cx.spawn({
|
|
let client = client.clone();
|
|
|cx| async move { client.authenticate_and_connect(false, &cx).await }
|
|
});
|
|
executor.run_until_parked();
|
|
assert_eq!(*auth_count.lock(), 2);
|
|
assert_eq!(*dropped_auth_count.lock(), 1);
|
|
}
|
|
|
|
#[gpui::test]
|
|
async fn test_subscribing_to_entity(cx: &mut TestAppContext) {
|
|
init_test(cx);
|
|
let user_id = 5;
|
|
let client = cx.update(|cx| {
|
|
Client::new(
|
|
Arc::new(FakeSystemClock::default()),
|
|
FakeHttpClient::with_404_response(),
|
|
cx,
|
|
)
|
|
});
|
|
let server = FakeServer::for_client(user_id, &client, cx).await;
|
|
|
|
let (done_tx1, mut done_rx1) = smol::channel::unbounded();
|
|
let (done_tx2, mut done_rx2) = smol::channel::unbounded();
|
|
client.add_model_message_handler(
|
|
move |model: Model<TestModel>, _: TypedEnvelope<proto::JoinProject>, _, mut cx| {
|
|
match model.update(&mut cx, |model, _| model.id).unwrap() {
|
|
1 => done_tx1.try_send(()).unwrap(),
|
|
2 => done_tx2.try_send(()).unwrap(),
|
|
_ => unreachable!(),
|
|
}
|
|
async { Ok(()) }
|
|
},
|
|
);
|
|
let model1 = cx.new_model(|_| TestModel {
|
|
id: 1,
|
|
subscription: None,
|
|
});
|
|
let model2 = cx.new_model(|_| TestModel {
|
|
id: 2,
|
|
subscription: None,
|
|
});
|
|
let model3 = cx.new_model(|_| TestModel {
|
|
id: 3,
|
|
subscription: None,
|
|
});
|
|
|
|
let _subscription1 = client
|
|
.subscribe_to_entity(1)
|
|
.unwrap()
|
|
.set_model(&model1, &mut cx.to_async());
|
|
let _subscription2 = client
|
|
.subscribe_to_entity(2)
|
|
.unwrap()
|
|
.set_model(&model2, &mut cx.to_async());
|
|
// Ensure dropping a subscription for the same entity type still allows receiving of
|
|
// messages for other entity IDs of the same type.
|
|
let subscription3 = client
|
|
.subscribe_to_entity(3)
|
|
.unwrap()
|
|
.set_model(&model3, &mut cx.to_async());
|
|
drop(subscription3);
|
|
|
|
server.send(proto::JoinProject { project_id: 1 });
|
|
server.send(proto::JoinProject { project_id: 2 });
|
|
done_rx1.next().await.unwrap();
|
|
done_rx2.next().await.unwrap();
|
|
}
|
|
|
|
#[gpui::test]
|
|
async fn test_subscribing_after_dropping_subscription(cx: &mut TestAppContext) {
|
|
init_test(cx);
|
|
let user_id = 5;
|
|
let client = cx.update(|cx| {
|
|
Client::new(
|
|
Arc::new(FakeSystemClock::default()),
|
|
FakeHttpClient::with_404_response(),
|
|
cx,
|
|
)
|
|
});
|
|
let server = FakeServer::for_client(user_id, &client, cx).await;
|
|
|
|
let model = cx.new_model(|_| TestModel::default());
|
|
let (done_tx1, _done_rx1) = smol::channel::unbounded();
|
|
let (done_tx2, mut done_rx2) = smol::channel::unbounded();
|
|
let subscription1 = client.add_message_handler(
|
|
model.downgrade(),
|
|
move |_, _: TypedEnvelope<proto::Ping>, _, _| {
|
|
done_tx1.try_send(()).unwrap();
|
|
async { Ok(()) }
|
|
},
|
|
);
|
|
drop(subscription1);
|
|
let _subscription2 = client.add_message_handler(
|
|
model.downgrade(),
|
|
move |_, _: TypedEnvelope<proto::Ping>, _, _| {
|
|
done_tx2.try_send(()).unwrap();
|
|
async { Ok(()) }
|
|
},
|
|
);
|
|
server.send(proto::Ping {});
|
|
done_rx2.next().await.unwrap();
|
|
}
|
|
|
|
#[gpui::test]
|
|
async fn test_dropping_subscription_in_handler(cx: &mut TestAppContext) {
|
|
init_test(cx);
|
|
let user_id = 5;
|
|
let client = cx.update(|cx| {
|
|
Client::new(
|
|
Arc::new(FakeSystemClock::default()),
|
|
FakeHttpClient::with_404_response(),
|
|
cx,
|
|
)
|
|
});
|
|
let server = FakeServer::for_client(user_id, &client, cx).await;
|
|
|
|
let model = cx.new_model(|_| TestModel::default());
|
|
let (done_tx, mut done_rx) = smol::channel::unbounded();
|
|
let subscription = client.add_message_handler(
|
|
model.clone().downgrade(),
|
|
move |model: Model<TestModel>, _: TypedEnvelope<proto::Ping>, _, mut cx| {
|
|
model
|
|
.update(&mut cx, |model, _| model.subscription.take())
|
|
.unwrap();
|
|
done_tx.try_send(()).unwrap();
|
|
async { Ok(()) }
|
|
},
|
|
);
|
|
model.update(cx, |model, _| {
|
|
model.subscription = Some(subscription);
|
|
});
|
|
server.send(proto::Ping {});
|
|
done_rx.next().await.unwrap();
|
|
}
|
|
|
|
#[derive(Default)]
|
|
struct TestModel {
|
|
id: usize,
|
|
subscription: Option<Subscription>,
|
|
}
|
|
|
|
fn init_test(cx: &mut TestAppContext) {
|
|
cx.update(|cx| {
|
|
let settings_store = SettingsStore::test(cx);
|
|
cx.set_global(settings_store);
|
|
init_settings(cx);
|
|
});
|
|
}
|
|
}
|