Inherit rehide flag from existing request if present

This commit is contained in:
Joseph Montanaro 2023-09-12 14:10:57 -07:00
parent f522674a1c
commit 03d164c9d3
3 changed files with 73 additions and 38 deletions

View File

@ -98,7 +98,7 @@ pub fn exec(args: &ArgMatches) -> Result<(), CliError> {
let name: OsString = cmd_name.into();
Err(ExecError::NotFound(name).into())
}
e => Err(ExecError::ExecutionFailed(e).into()),
_ => Err(ExecError::ExecutionFailed(e).into()),
}
}

View File

@ -10,7 +10,7 @@ use tokio::net::{
TcpStream,
};
use tokio::io::{AsyncReadExt, AsyncWriteExt};
use tokio::sync::oneshot;
use tokio::sync::oneshot::{self, Sender, Receiver};
use tokio::time::sleep;
use tauri::{AppHandle, Manager};
@ -23,24 +23,55 @@ use crate::ipc::{Request, Approval};
use crate::state::AppState;
#[derive(Debug)]
pub struct RequestWaiter {
pub rehide_after: bool,
pub sender: Option<Sender<Approval>>,
}
impl RequestWaiter {
pub fn notify(&mut self, approval: Approval) -> Result<(), SendResponseError> {
let chan = self.sender
.take()
.ok_or(SendResponseError::Fulfilled)?;
chan.send(approval)
.map_err(|_| SendResponseError::Abandoned)
}
}
struct Handler {
request_id: u64,
stream: TcpStream,
receiver: Option<oneshot::Receiver<Approval>>,
rehide_after: bool,
receiver: Option<Receiver<Approval>>,
app: AppHandle,
}
impl Handler {
async fn new(stream: TcpStream, app: AppHandle) -> Self {
async fn new(stream: TcpStream, app: AppHandle) -> Result<Self, HandlerError> {
let state = app.state::<AppState>();
// determine whether we should re-hide the window after handling this request
let is_currently_visible = app.get_window("main")
.ok_or(HandlerError::NoMainWindow)?
.is_visible()?;
let rehide_after = state.current_rehide_status()
.await
.unwrap_or(!is_currently_visible);
let (chan_send, chan_recv) = oneshot::channel();
let request_id = state.register_request(chan_send).await;
Handler {
let waiter = RequestWaiter {rehide_after, sender: Some(chan_send)};
let request_id = state.register_request(waiter).await;
let handler = Handler {
request_id,
stream,
rehide_after,
receiver: Some(chan_recv),
app
}
};
Ok(handler)
}
async fn handle(mut self) {
@ -62,7 +93,7 @@ impl Handler {
let req = Request {id: self.request_id, clients, base};
self.app.emit_all("credentials-request", &req)?;
let starting_visibility = self.show_window()?;
self.show_window()?;
match self.wait_for_response().await? {
Approval::Approved => {
@ -94,9 +125,11 @@ impl Handler {
};
sleep(delay).await;
if !starting_visibility && state.req_count().await == 0 {
let window = self.app.get_window("main").ok_or(HandlerError::NoMainWindow)?;
window.hide()?;
if self.rehide_after && state.req_count().await == 1 {
self.app
.get_window("main")
.ok_or(HandlerError::NoMainWindow)?
.hide()?;
}
Ok(())
@ -143,15 +176,14 @@ impl Handler {
false
}
fn show_window(&self) -> Result<bool, HandlerError> {
fn show_window(&self) -> Result<(), HandlerError> {
let window = self.app.get_window("main").ok_or(HandlerError::NoMainWindow)?;
let starting_visibility = window.is_visible()?;
if !starting_visibility {
if !window.is_visible()? {
window.unminimize()?;
window.show()?;
}
window.set_focus()?;
Ok(starting_visibility)
Ok(())
}
async fn wait_for_response(&mut self) -> Result<Approval, HandlerError> {
@ -231,12 +263,12 @@ impl Server {
loop {
match listener.accept().await {
Ok((stream, _)) => {
let handler = Handler::new(stream, app_handle.app_handle()).await;
rt::spawn(handler.handle());
match Handler::new(stream, app_handle.app_handle()).await {
Ok(handler) => { rt::spawn(handler.handle()); }
Err(e) => { eprintln!("Error handling request: {e}"); }
}
},
Err(e) => {
eprintln!("Error accepting connection: {e}");
}
Err(e) => { eprintln!("Error accepting connection: {e}"); }
}
}
}

View File

@ -2,7 +2,6 @@ use std::collections::{HashMap, HashSet};
use std::time::Duration;
use tokio::{
sync::oneshot::Sender,
sync::RwLock,
time::sleep,
};
@ -20,7 +19,7 @@ use crate::{config, config::AppConfig};
use crate::ipc::{self, Approval};
use crate::clientinfo::Client;
use crate::errors::*;
use crate::server::Server;
use crate::server::{Server, RequestWaiter};
#[derive(Debug)]
@ -28,7 +27,7 @@ pub struct AppState {
pub config: RwLock<AppConfig>,
pub session: RwLock<Session>,
pub request_count: RwLock<u64>,
pub open_requests: RwLock<HashMap<u64, Option<Sender<ipc::Approval>>>>,
pub waiting_requests: RwLock<HashMap<u64, RequestWaiter>>,
pub pending_terminal_request: RwLock<bool>,
pub bans: RwLock<std::collections::HashSet<Option<Client>>>,
server: RwLock<Server>,
@ -41,7 +40,7 @@ impl AppState {
config: RwLock::new(config),
session: RwLock::new(session),
request_count: RwLock::new(0),
open_requests: RwLock::new(HashMap::new()),
waiting_requests: RwLock::new(HashMap::new()),
pending_terminal_request: RwLock::new(false),
bans: RwLock::new(HashSet::new()),
server: RwLock::new(server),
@ -84,26 +83,33 @@ impl AppState {
Ok(())
}
pub async fn register_request(&self, chan: Sender<ipc::Approval>) -> u64 {
pub async fn register_request(&self, waiter: RequestWaiter) -> u64 {
let count = {
let mut c = self.request_count.write().await;
*c += 1;
c
};
let mut open_requests = self.open_requests.write().await;
open_requests.insert(*count, Some(chan)); // `count` is the request id
let mut waiting_requests = self.waiting_requests.write().await;
waiting_requests.insert(*count, waiter); // `count` is the request id
*count
}
pub async fn unregister_request(&self, id: u64) {
let mut open_requests = self.open_requests.write().await;
open_requests.remove(&id);
let mut waiting_requests = self.waiting_requests.write().await;
waiting_requests.remove(&id);
}
pub async fn req_count(&self) -> usize {
let open_requests = self.open_requests.read().await;
open_requests.len()
let waiting_requests = self.waiting_requests.read().await;
waiting_requests.len()
}
pub async fn current_rehide_status(&self) -> Option<bool> {
// since all requests that are pending at a given time should have the same
// value for rehide_after, it doesn't matter which one we use
let waiting_requests = self.waiting_requests.read().await;
waiting_requests.iter().next().map(|(_id, w)| w.rehide_after)
}
pub async fn send_response(&self, response: ipc::RequestResponse) -> Result<(), SendResponseError> {
@ -112,14 +118,11 @@ impl AppState {
session.renew_if_expired().await?;
}
let mut open_requests = self.open_requests.write().await;
let req = open_requests
let mut waiting_requests = self.waiting_requests.write().await;
waiting_requests
.get_mut(&response.id)
.ok_or(SendResponseError::NotFound)?;
let chan = req.take().ok_or(SendResponseError::Fulfilled)?;
chan.send(response.approval)
.map_err(|_e| SendResponseError::Abandoned)
.ok_or(SendResponseError::NotFound)?
.notify(response.approval)
}
pub async fn add_ban(&self, client: Option<Client>) {