[PATCH] tools/router: trace unicast packets

[Alyssa Ross <hi@alyssa.is>]

I found this useful for debugging.
("Is it actually sending anything?")

Signed-off-by: Alyssa Ross <hi@alyssa.is>
---
 tools/router/src/router.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/router/src/router.rs b/tools/router/src/router.rs
index a91e4155..f36866d8 100644
--- a/tools/router/src/router.rs
+++ b/tools/router/src/router.rs
@@ -11,7 +11,7 @@ use crate::packet::*;
 use crate::protocol::*;
 
 use futures_util::{FutureExt, Sink, SinkExt, Stream, StreamExt};
-use log::{debug, info, warn};
+use log::{debug, info, trace, warn};
 use tokio_stream::StreamMap;
 use vhost_device_net::IncomingPacket;
 use vm_memory::GuestMemory;
@@ -128,6 +128,7 @@ impl<M: GuestMemory> Router<M> {
                     .await?;
                 }
                 ref unicast => {
+                    trace!("got unicast packet {:?} -> {:?}", in_iface, out_iface);
                     let Some(sink) = self.sinks.get_mut(unicast) else {
                         warn!("dropped packet because interface is not ready");
                         continue;

base-commit: 57bf21eaf65ca5a42d18999ba65f96dcd338113c
-- 
2.54.0