From 5ccd1905fc9c7357f77eb6a96c563cd6b1affc1f Mon Sep 17 00:00:00 2001
From: Henry de Valence <hdevalence@hdevalence.ca>
Date: Tue, 1 Dec 2020 12:54:24 -0800
Subject: [PATCH] network: avoid putting null bytes in trace output

---
 zebra-network/src/protocol/external/codec.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/zebra-network/src/protocol/external/codec.rs b/zebra-network/src/protocol/external/codec.rs
index e8925352a..9c0599711 100644
--- a/zebra-network/src/protocol/external/codec.rs
+++ b/zebra-network/src/protocol/external/codec.rs
@@ -320,7 +320,12 @@ impl Decoder for Codec {
                 trace!(
                     ?self.state,
                     ?magic,
-                    command = %String::from_utf8_lossy(&command),
+                    command = %String::from_utf8(
+                        command.iter()
+                            .cloned()
+                            .flat_map(std::ascii::escape_default)
+                            .collect()
+                    ).unwrap(),
                     body_len,
                     ?checksum,
                     "read header from src buffer"