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bromine/src/ipc/server.rs

81 lines
2.9 KiB
Rust

use super::handle_connection;
use crate::error::Result;
use crate::events::event_handler::EventHandler;
use crate::ipc::context::{Context, ReplyListeners};
use crate::ipc::stream_emitter::StreamEmitter;
use crate::namespaces::namespace::Namespace;
#[cfg(feature = "serialize")]
use crate::payload::DynamicSerializer;
use crate::protocol::{AsyncProtocolStreamSplit, AsyncStreamProtocolListener};
use std::collections::HashMap;
use std::sync::Arc;
use std::time::Duration;
use tokio::sync::RwLock;
use trait_bound_typemap::SendSyncTypeMap;
/// The IPC Server listening for connections.
/// Use the [IPCBuilder](crate::builder::IPCBuilder) to create a server.
/// Usually one does not need to use the IPCServer object directly.
pub struct IPCServer {
pub(crate) handler: EventHandler,
pub(crate) namespaces: HashMap<String, Namespace>,
pub(crate) data: SendSyncTypeMap,
pub(crate) timeout: Duration,
#[cfg(feature = "serialize")]
pub(crate) default_serializer: DynamicSerializer,
}
impl IPCServer {
/// Starts the IPC Server.
/// Invoked by [IPCBuilder::build_server](crate::builder::IPCBuilder::build_server)
#[tracing::instrument(skip(self, options))]
pub async fn start<L: AsyncStreamProtocolListener>(
self,
address: L::AddressType,
options: L::ListenerOptions,
) -> Result<()> {
let listener = L::protocol_bind(address.clone(), options).await?;
let handler = Arc::new(self.handler);
let namespaces = Arc::new(self.namespaces);
let data = Arc::new(RwLock::new(self.data));
tracing::info!("address = {:?}", address);
while let Ok((stream, remote_address)) = listener.protocol_accept().await {
tracing::debug!("remote_address = {:?}", remote_address);
let handler = Arc::clone(&handler);
let namespaces = Arc::clone(&namespaces);
let data = Arc::clone(&data);
let timeout = self.timeout;
#[cfg(feature = "serialize")]
let default_serializer = self.default_serializer.clone();
tokio::spawn(async move {
let (read_half, write_half) = stream.protocol_into_split();
let emitter = StreamEmitter::new::<L::Stream>(write_half);
let reply_listeners = ReplyListeners::default();
#[cfg(feature = "serialize")]
let ctx = Context::new(
emitter,
data,
None,
reply_listeners,
timeout.into(),
default_serializer.clone(),
);
#[cfg(not(feature = "serialize"))]
let ctx = Context::new(emitter, data, None, reply_listeners, timeout);
handle_connection::<L::Stream>(namespaces, handler, read_half, ctx).await;
});
}
Ok(())
}
}