From a8b3c8fd5898400d64310f61bb1a41dd5fefe5ea Mon Sep 17 00:00:00 2001
From: Alex Auvolat <alex@adnab.me>
Date: Fri, 20 Nov 2020 23:37:34 +0100
Subject: data hexdump in warning

---
 Cargo.lock           | 39 +++++++++++++++++++++++++++++++++++++++
 src/table/Cargo.toml |  1 +
 src/table/table.rs   |  3 +++
 3 files changed, 43 insertions(+)

diff --git a/Cargo.lock b/Cargo.lock
index 6382d035..330b50fc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -15,6 +15,16 @@ version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4d25d88fd6b8041580a654f9d0c581a047baee2b3efee13275f2fc392fc75034"
 
+[[package]]
+name = "arrayvec"
+version = "0.3.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06f59fe10306bb78facd90d28c2038ad23ffaaefa85bac43c8a434cde383334f"
+dependencies = [
+ "nodrop",
+ "odds",
+]
+
 [[package]]
 name = "async-trait"
 version = "0.1.36"
@@ -588,6 +598,7 @@ dependencies = [
  "garage_rpc 0.1.0",
  "garage_util 0.1.0",
  "hex",
+ "hexdump",
  "log",
  "rand",
  "rmp-serde",
@@ -743,6 +754,16 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "805026a5d0141ffc30abb3be3173848ad46a1b1664fe632428479619a3644d77"
 
+[[package]]
+name = "hexdump"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "850f3f2c33d20c0f96c4485e087dd580ff041d720988ebf4c84a42acf739262b"
+dependencies = [
+ "arrayvec",
+ "itertools",
+]
+
 [[package]]
 name = "hmac"
 version = "0.7.1"
@@ -870,6 +891,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "itertools"
+version = "0.4.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4a9b56eb56058f43dc66e58f40a214b2ccbc9f3df51861b63d51dec7b65bc3f"
+
 [[package]]
 name = "itoa"
 version = "0.4.6"
@@ -1027,6 +1054,12 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
+[[package]]
+name = "nodrop"
+version = "0.1.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72ef4a56884ca558e5ddb05a1d1e7e1bfd9a68d9ed024c21704cc98872dae1bb"
+
 [[package]]
 name = "num-integer"
 version = "0.1.43"
@@ -1056,6 +1089,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "odds"
+version = "0.2.26"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4eae0151b9dacf24fcc170d9995e511669a082856a91f958a2fe380bfab3fb22"
+
 [[package]]
 name = "once_cell"
 version = "1.4.0"
diff --git a/src/table/Cargo.toml b/src/table/Cargo.toml
index 1963f3da..945763fa 100644
--- a/src/table/Cargo.toml
+++ b/src/table/Cargo.toml
@@ -21,6 +21,7 @@ rand = "0.7"
 hex = "0.3"
 arc-swap = "0.4"
 log = "0.4"
+hexdump = "0.1"
 
 sled = "0.31"
 
diff --git a/src/table/table.rs b/src/table/table.rs
index 54a42d34..5dfee3c8 100644
--- a/src/table/table.rs
+++ b/src/table/table.rs
@@ -464,6 +464,9 @@ where
 				Some(x) => Ok(x),
 				None => {
 					warn!("Unable to decode entry of {}: {}", self.name, e);
+					for line in hexdump::hexdump_iter(bytes) {
+						debug!("{}", line);
+					}
 					Err(e.into())
 				}
 			},
-- 
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