From 4639542fce50cf10a3ccbdd9b5c6e52a2fe92727 Mon Sep 17 00:00:00 2001
From: Wolfgang Bumiller <w.bumiller@proxmox.com>
Date: Wed, 25 Jan 2023 10:49:48 +0100
Subject: [PATCH] rest-server: PeerAddress for Pin<Box<T>>

since this is how tokio-openssl's SslStream is used in
practice

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
---
 proxmox-rest-server/src/rest.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/proxmox-rest-server/src/rest.rs b/proxmox-rest-server/src/rest.rs
index 833e2fb6..43c36ebb 100644
--- a/proxmox-rest-server/src/rest.rs
+++ b/proxmox-rest-server/src/rest.rs
@@ -101,6 +101,15 @@ pub trait PeerAddress {
     fn peer_addr(&self) -> Result<std::net::SocketAddr, Error>;
 }
 
+// tokio_openssl's SslStream requires the stream to be pinned in order to accept it, and we need to
+// accept before the peer address is requested, so let's just generally implement this for
+// Pin<Box<T>>
+impl<T: PeerAddress> PeerAddress for Pin<Box<T>> {
+    fn peer_addr(&self) -> Result<std::net::SocketAddr, Error> {
+        T::peer_addr(&*self)
+    }
+}
+
 impl<T: PeerAddress> PeerAddress for tokio_openssl::SslStream<T> {
     fn peer_addr(&self) -> Result<std::net::SocketAddr, Error> {
         self.get_ref().peer_addr()