rustdesk/src/ui/cm.rs
2021-06-26 01:14:22 +08:00

464 lines
16 KiB
Rust
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

use crate::ipc::{self, new_listener, Connection, Data};
use hbb_common::{
allow_err,
config::{Config, ICON},
fs, log,
message_proto::*,
protobuf::Message as _,
tokio::{self, sync::mpsc, task::spawn_blocking},
};
use sciter::{make_args, Element, Value, HELEMENT};
use std::{
collections::HashMap,
ops::Deref,
sync::{Arc, RwLock},
};
pub struct ConnectionManagerInner {
root: Option<Element>,
senders: HashMap<i32, mpsc::UnboundedSender<Data>>,
}
#[derive(Clone)]
pub struct ConnectionManager(Arc<RwLock<ConnectionManagerInner>>);
impl Deref for ConnectionManager {
type Target = Arc<RwLock<ConnectionManagerInner>>;
fn deref(&self) -> &Self::Target {
&self.0
}
}
impl ConnectionManager {
pub fn new() -> Self {
#[cfg(target_os = "linux")]
std::thread::spawn(start_pa);
let inner = ConnectionManagerInner {
root: None,
senders: HashMap::new(),
};
let cm = Self(Arc::new(RwLock::new(inner)));
#[cfg(target_os = "macos")]
{
let cloned = cm.clone();
*super::macos::SHOULD_OPEN_UNTITLED_FILE_CALLBACK
.lock()
.unwrap() = Some(Box::new(move || {
cloned.call("awake", &make_args!());
}));
}
let cloned = cm.clone();
std::thread::spawn(move || start_ipc(cloned));
cm
}
fn get_icon(&mut self) -> String {
ICON.to_owned()
}
fn check_click_time(&mut self, id: i32) {
let lock = self.read().unwrap();
if let Some(s) = lock.senders.get(&id) {
allow_err!(s.send(Data::ClickTime(crate::get_time())));
}
}
#[inline]
fn call(&self, func: &str, args: &[Value]) {
let r = self.read().unwrap();
if let Some(ref e) = r.root {
allow_err!(e.call_method(func, args));
}
}
fn add_connection(
&self,
id: i32,
is_file_transfer: bool,
port_forward: String,
peer_id: String,
name: String,
authorized: bool,
keyboard: bool,
clipboard: bool,
audio: bool,
tx: mpsc::UnboundedSender<Data>,
) {
self.call(
"addConnection",
&make_args!(
id,
is_file_transfer,
port_forward,
peer_id,
name,
authorized,
keyboard,
clipboard,
audio
),
);
self.write().unwrap().senders.insert(id, tx);
}
fn remove_connection(&self, id: i32) {
self.write().unwrap().senders.remove(&id);
self.call("removeConnection", &make_args!(id));
}
async fn handle_data(
&self,
id: i32,
data: Data,
write_jobs: &mut Vec<fs::TransferJob>,
conn: &mut Connection,
) {
match data {
Data::ChatMessage { text } => {
self.call("newMessage", &make_args!(id, text));
}
Data::ClickTime(ms) => {
self.call("resetClickCallback", &make_args!(ms as f64));
}
Data::FS(v) => match v {
ipc::FS::ReadDir {
dir,
include_hidden,
} => {
Self::read_dir(&dir, include_hidden, conn).await;
}
ipc::FS::RemoveDir {
path,
id,
recursive,
} => {
Self::remove_dir(path, id, recursive, conn).await;
}
ipc::FS::RemoveFile { path, id, file_num } => {
Self::remove_file(path, id, file_num, conn).await;
}
ipc::FS::CreateDir { path, id } => {
Self::create_dir(path, id, conn).await;
}
ipc::FS::NewWrite {
path,
id,
mut files,
} => {
write_jobs.push(fs::TransferJob::new_write(
id,
path,
files
.drain(..)
.map(|f| FileEntry {
name: f.0,
modified_time: f.1,
..Default::default()
})
.collect(),
));
}
ipc::FS::CancelWrite { id } => {
if let Some(job) = fs::get_job(id, write_jobs) {
job.remove_download_file();
fs::remove_job(id, write_jobs);
}
}
ipc::FS::WriteDone { id, file_num } => {
if let Some(job) = fs::get_job(id, write_jobs) {
job.modify_time();
Self::send(fs::new_done(id, file_num), conn).await;
fs::remove_job(id, write_jobs);
}
}
ipc::FS::WriteBlock {
id,
file_num,
data,
compressed,
} => {
if let Some(job) = fs::get_job(id, write_jobs) {
if let Err(err) = job
.write(FileTransferBlock {
id,
file_num,
data,
compressed,
..Default::default()
})
.await
{
Self::send(fs::new_error(id, err, file_num), conn).await;
}
}
}
},
_ => {}
}
}
async fn read_dir(dir: &str, include_hidden: bool, conn: &mut Connection) {
let path = {
if dir.is_empty() {
Config::get_home()
} else {
fs::get_path(dir)
}
};
if let Ok(Ok(fd)) = spawn_blocking(move || fs::read_dir(&path, include_hidden)).await {
let mut msg_out = Message::new();
let mut file_response = FileResponse::new();
file_response.set_dir(fd);
msg_out.set_file_response(file_response);
Self::send(msg_out, conn).await;
}
}
async fn handle_result<F: std::fmt::Display, S: std::fmt::Display>(
res: std::result::Result<std::result::Result<(), F>, S>,
id: i32,
file_num: i32,
conn: &mut Connection,
) {
match res {
Err(err) => {
Self::send(fs::new_error(id, err, file_num), conn).await;
}
Ok(Err(err)) => {
Self::send(fs::new_error(id, err, file_num), conn).await;
}
Ok(Ok(())) => {
Self::send(fs::new_done(id, file_num), conn).await;
}
}
}
async fn remove_file(path: String, id: i32, file_num: i32, conn: &mut Connection) {
Self::handle_result(
spawn_blocking(move || fs::remove_file(&path)).await,
id,
file_num,
conn,
)
.await;
}
async fn create_dir(path: String, id: i32, conn: &mut Connection) {
Self::handle_result(
spawn_blocking(move || fs::create_dir(&path)).await,
id,
0,
conn,
)
.await;
}
async fn remove_dir(path: String, id: i32, recursive: bool, conn: &mut Connection) {
let path = fs::get_path(&path);
Self::handle_result(
spawn_blocking(move || {
if recursive {
fs::remove_all_empty_dir(&path)
} else {
std::fs::remove_dir(&path).map_err(|err| err.into())
}
})
.await,
id,
0,
conn,
)
.await;
}
async fn send(msg: Message, conn: &mut Connection) {
match msg.write_to_bytes() {
Ok(bytes) => allow_err!(conn.send(&Data::RawMessage(bytes)).await),
err => allow_err!(err),
}
}
fn switch_permission(&self, id: i32, name: String, enabled: bool) {
let lock = self.read().unwrap();
if let Some(s) = lock.senders.get(&id) {
allow_err!(s.send(Data::SwitchPermission { name, enabled }));
}
}
fn close(&self, id: i32) {
let lock = self.read().unwrap();
if let Some(s) = lock.senders.get(&id) {
allow_err!(s.send(Data::Close));
}
}
fn send_msg(&self, id: i32, text: String) {
let lock = self.read().unwrap();
if let Some(s) = lock.senders.get(&id) {
allow_err!(s.send(Data::ChatMessage { text }));
}
}
fn authorize(&self, id: i32) {
let lock = self.read().unwrap();
if let Some(s) = lock.senders.get(&id) {
allow_err!(s.send(Data::Authorize));
}
}
fn exit(&self) {
std::process::exit(0);
}
}
impl sciter::EventHandler for ConnectionManager {
fn attached(&mut self, root: HELEMENT) {
self.write().unwrap().root = Some(Element::from(root));
}
sciter::dispatch_script_call! {
fn check_click_time(i32);
fn get_icon();
fn close(i32);
fn authorize(i32);
fn switch_permission(i32, String, bool);
fn send_msg(i32, String);
fn exit();
}
}
#[tokio::main(flavor = "current_thread")]
async fn start_ipc(cm: ConnectionManager) {
match new_listener("_cm").await {
Ok(mut incoming) => {
while let Some(result) = incoming.next().await {
match result {
Ok(stream) => {
let mut stream = Connection::new(stream);
let cm = cm.clone();
tokio::spawn(async move {
let mut conn_id: i32 = 0;
let (tx, mut rx) = mpsc::unbounded_channel::<Data>();
let mut write_jobs: Vec<fs::TransferJob> = Vec::new();
loop {
tokio::select! {
res = stream.next() => {
match res {
Err(err) => {
log::info!("cm ipc connection closed: {}", err);
break;
}
Ok(Some(data)) => {
match data {
Data::Login{id, is_file_transfer, port_forward, peer_id, name, authorized, keyboard, clipboard, audio} => {
conn_id = id;
cm.add_connection(id, is_file_transfer, port_forward, peer_id, name, authorized, keyboard, clipboard, audio, tx.clone());
}
_ => {
cm.handle_data(conn_id, data, &mut write_jobs, &mut stream).await;
}
}
}
_ => {}
}
}
Some(data) = rx.recv() => {
allow_err!(stream.send(&data).await);
}
}
}
cm.remove_connection(conn_id);
});
}
Err(err) => {
log::error!("Couldn't get cm client: {:?}", err);
}
}
}
}
Err(err) => {
log::error!("Failed to start cm ipc server: {}", err);
}
}
std::process::exit(-1);
}
#[cfg(target_os = "linux")]
#[tokio::main(flavor = "current_thread")]
async fn start_pa() {
use hbb_common::config::APP_NAME;
use libpulse_binding as pulse;
use libpulse_simple_binding as psimple;
match new_listener("_pa").await {
Ok(mut incoming) => {
loop {
if let Some(result) = incoming.next().await {
match result {
Ok(stream) => {
let mut stream = Connection::new(stream);
let mut device: String = "".to_owned();
if let Some(Ok(Some(Data::Config((_, Some(x)))))) =
stream.next_timeout2(1000).await
{
device = x;
}
if device == "Mute" {
break;
}
if !device.is_empty() {
device = crate::platform::linux::get_pa_source_name(&device);
}
if device.is_empty() {
device = crate::platform::linux::get_pa_monitor();
}
if device.is_empty() {
break;
}
let spec = pulse::sample::Spec {
format: pulse::sample::Format::F32be,
channels: 2,
rate: crate::platform::linux::PA_SAMPLE_RATE,
};
log::info!("pa monitor: {:?}", device);
if let Ok(s) = psimple::Simple::new(
None, // Use the default server
APP_NAME, // Our applications name
pulse::stream::Direction::Record, // We want a record stream
Some(&device), // Use the default device
APP_NAME, // Description of our stream
&spec, // Our sample format
None, // Use default channel map
None, // Use default buffering attributes
) {
loop {
if let Some(Err(_)) = stream.next_timeout2(1).await {
break;
}
let mut out: Vec<u8> = Vec::with_capacity(480 * 4);
unsafe {
out.set_len(out.capacity());
}
if let Ok(_) = s.read(&mut out) {
if out.iter().filter(|x| **x != 0).next().is_some() {
allow_err!(stream.send(&Data::RawMessage(out)).await);
}
}
}
} else {
log::error!("Could not create simple pulse");
}
}
Err(err) => {
log::error!("Couldn't get pa client: {:?}", err);
}
}
}
}
}
Err(err) => {
log::error!("Failed to start pa ipc server: {}", err);
}
}
}