2022-06-07 10:57:24 +00:00
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use std::sync::{Arc, Mutex};
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2022-06-03 15:26:25 +00:00
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use std::task::{Context, Poll};
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2022-06-07 10:38:59 +00:00
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use anyhow::Result;
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use boitalettres::server::accept::addr::AddrStream;
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2022-06-03 15:26:25 +00:00
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use boitalettres::errors::Error as BalError;
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2022-06-03 15:37:39 +00:00
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use boitalettres::proto::{Request, Response};
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2022-06-03 15:26:25 +00:00
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use futures::future::BoxFuture;
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2022-06-03 15:56:47 +00:00
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use imap_codec::types::command::CommandBody;
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2022-06-03 15:26:25 +00:00
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use tower::Service;
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2022-06-03 15:56:47 +00:00
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use crate::command;
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2022-06-07 10:57:24 +00:00
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use crate::login::Credentials;
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2022-06-03 15:26:25 +00:00
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use crate::mailstore::Mailstore;
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2022-06-07 10:38:59 +00:00
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pub struct Instance {
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pub mailstore: Arc<Mailstore>,
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}
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impl Instance {
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pub fn new(mailstore: Arc<Mailstore>) -> Self {
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Self { mailstore }
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}
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}
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impl<'a> Service<&'a AddrStream> for Instance {
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type Response = Connection;
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type Error = anyhow::Error;
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type Future = BoxFuture<'static, Result<Self::Response>>;
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fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
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Poll::Ready(Ok(()))
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}
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fn call(&mut self, addr: &'a AddrStream) -> Self::Future {
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tracing::info!(remote_addr = %addr.remote_addr, local_addr = %addr.local_addr, "accept");
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let ms = self.mailstore.clone();
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Box::pin(async { Ok(Connection::new(ms)) })
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}
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}
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2022-06-07 10:57:24 +00:00
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pub struct Session {
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pub creds: Option<Credentials>,
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}
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2022-06-03 15:26:25 +00:00
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pub struct Connection {
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pub mailstore: Arc<Mailstore>,
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2022-06-07 10:57:24 +00:00
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pub session: Arc<Mutex<Session>>,
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2022-06-03 15:26:25 +00:00
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}
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impl Connection {
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2022-06-03 15:37:39 +00:00
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pub fn new(mailstore: Arc<Mailstore>) -> Self {
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2022-06-07 10:57:24 +00:00
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Self { mailstore, session: Arc::new(Mutex::new(Session { creds: None })) }
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2022-06-03 15:37:39 +00:00
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}
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2022-06-03 15:26:25 +00:00
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}
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impl Service<Request> for Connection {
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type Response = Response;
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type Error = BalError;
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type Future = BoxFuture<'static, Result<Self::Response, Self::Error>>;
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fn poll_ready(&mut self, cx: &mut Context<'_>) -> Poll<Result<(), Self::Error>> {
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Poll::Ready(Ok(()))
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}
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fn call(&mut self, req: Request) -> Self::Future {
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tracing::debug!("Got request: {:#?}", req);
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2022-06-07 11:27:26 +00:00
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let cmd = command::Command::new(req.tag, self.mailstore.clone(), self.session.clone());
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2022-06-03 15:26:25 +00:00
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Box::pin(async move {
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2022-06-03 15:56:47 +00:00
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match req.body {
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CommandBody::Capability => cmd.capability().await,
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CommandBody::Login { username, password } => cmd.login(username, password).await,
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2022-06-07 11:27:26 +00:00
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CommandBody::Lsub { reference, mailbox_wildcard } => cmd.lsub(reference, mailbox_wildcard).await,
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CommandBody::List { reference, mailbox_wildcard } => cmd.list(reference, mailbox_wildcard).await,
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CommandBody::Select { mailbox } => cmd.select(mailbox).await,
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CommandBody::Fetch { sequence_set, attributes, uid } => cmd.fetch(sequence_set, attributes, uid).await,
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_ => Response::bad("Error in IMAP command received by server."),
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2022-06-03 15:56:47 +00:00
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}
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2022-06-03 15:26:25 +00:00
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})
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}
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}
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2022-06-07 10:38:59 +00:00
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