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-rw-r--r--src/service.rs68
1 files changed, 68 insertions, 0 deletions
diff --git a/src/service.rs b/src/service.rs
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index 0000000..888a217
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+++ b/src/service.rs
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+use std::sync::Arc;
+use std::task::{Context, Poll};
+
+use anyhow::Result;
+use boitalettres::server::accept::addr::AddrStream;
+use boitalettres::errors::Error as BalError;
+use boitalettres::proto::{Request, Response};
+use futures::future::BoxFuture;
+use imap_codec::types::command::CommandBody;
+use tower::Service;
+
+use crate::command;
+use crate::mailstore::Mailstore;
+
+pub struct Instance {
+ pub mailstore: Arc<Mailstore>,
+}
+impl Instance {
+ pub fn new(mailstore: Arc<Mailstore>) -> Self {
+ Self { mailstore }
+ }
+}
+impl<'a> Service<&'a AddrStream> for Instance {
+ type Response = Connection;
+ type Error = anyhow::Error;
+ type Future = BoxFuture<'static, Result<Self::Response>>;
+
+ fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
+ Poll::Ready(Ok(()))
+ }
+
+ fn call(&mut self, addr: &'a AddrStream) -> Self::Future {
+ tracing::info!(remote_addr = %addr.remote_addr, local_addr = %addr.local_addr, "accept");
+ let ms = self.mailstore.clone();
+ Box::pin(async { Ok(Connection::new(ms)) })
+ }
+}
+
+pub struct Connection {
+ pub mailstore: Arc<Mailstore>,
+}
+impl Connection {
+ pub fn new(mailstore: Arc<Mailstore>) -> Self {
+ Self { mailstore }
+ }
+}
+impl Service<Request> for Connection {
+ type Response = Response;
+ type Error = BalError;
+ type Future = BoxFuture<'static, Result<Self::Response, Self::Error>>;
+
+ fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
+ Poll::Ready(Ok(()))
+ }
+
+ fn call(&mut self, req: Request) -> Self::Future {
+ tracing::debug!("Got request: {:#?}", req);
+ let cmd = command::Command::new(self.mailstore.clone());
+ Box::pin(async move {
+ match req.body {
+ CommandBody::Capability => cmd.capability().await,
+ CommandBody::Login { username, password } => cmd.login(username, password).await,
+ _ => Response::bad("Error in IMAP command received by server."),
+ }
+ })
+ }
+}
+