From 3549a760f145c954a98bfe156d8cda443e19a176 Mon Sep 17 00:00:00 2001
From: Alex Auvolat <alex@adnab.me>
Date: Thu, 17 Feb 2022 23:28:23 +0100
Subject: [PATCH] Add tracing integration with opentelemetry

---
 Cargo.lock                 | 310 ++++++++++++++++++++--
 Cargo.nix                  | 525 +++++++++++++++++++++++++++++++------
 src/admin/Cargo.toml       |   7 +-
 src/admin/lib.rs           |   3 +-
 src/admin/metrics.rs       |  54 +++-
 src/admin/tracing_setup.rs |  37 +++
 src/api/Cargo.toml         |   7 +-
 src/api/api_server.rs      |  24 +-
 src/api/lib.rs             |   2 +-
 src/api/s3_router.rs       |   4 +-
 src/garage/Cargo.toml      |   2 +-
 src/garage/cli/init.rs     |   2 -
 src/garage/main.rs         |   2 +-
 src/garage/server.rs       |   6 +
 src/model/Cargo.toml       |   2 +-
 src/model/block.rs         |   8 +-
 src/model/lib.rs           |   2 +-
 src/rpc/Cargo.toml         |   2 +-
 src/rpc/consul.rs          |   4 +-
 src/rpc/lib.rs             |   2 +-
 src/rpc/rpc_helper.rs      | 280 +++++++++++---------
 src/table/Cargo.toml       |   2 +-
 src/table/data.rs          |   1 -
 src/table/lib.rs           |   2 +-
 src/table/merkle.rs        |   1 -
 src/util/Cargo.toml        |   2 +-
 src/util/config.rs         |   2 +
 src/util/lib.rs            |   2 +-
 src/web/Cargo.toml         |   2 +-
 src/web/lib.rs             |   2 +-
 30 files changed, 1036 insertions(+), 265 deletions(-)
 create mode 100644 src/admin/tracing_setup.rs

diff --git a/Cargo.lock b/Cargo.lock
index b1c7800e..baf6494d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -11,6 +11,12 @@ dependencies = [
  "memchr",
 ]
 
+[[package]]
+name = "anyhow"
+version = "1.0.55"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "159bb86af3a200e19a068f4224eae4c8bb2d0fa054c7e5d1cacd5cef95e684cd"
+
 [[package]]
 name = "arc-swap"
 version = "1.4.0"
@@ -23,6 +29,27 @@ version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
 
+[[package]]
+name = "async-stream"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "171374e7e3b2504e0e5236e3b59260560f9fe94bfe9ac39ba5e4e929c5590625"
+dependencies = [
+ "async-stream-impl",
+ "futures-core",
+]
+
+[[package]]
+name = "async-stream-impl"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "648ed8c8d2ce5409ccd57453d9d1b214b342a0d69376a6feda1fd6cae3299308"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "async-trait"
 version = "0.1.51"
@@ -548,6 +575,12 @@ dependencies = [
  "instant",
 ]
 
+[[package]]
+name = "fixedbitset"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "279fb028e20b3c4c320317955b77c5e0c9701f05a1d309905d6fc702cdc5053e"
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -697,7 +730,6 @@ dependencies = [
  "hex",
  "http",
  "kuska-sodiumoxide",
- "log",
  "netapp",
  "pretty_env_logger",
  "rand",
@@ -709,6 +741,7 @@ dependencies = [
  "structopt",
  "tokio",
  "toml",
+ "tracing",
 ]
 
 [[package]]
@@ -719,12 +752,14 @@ dependencies = [
  "futures-util",
  "garage_model 0.6.0",
  "garage_util 0.6.0",
+ "hex",
  "http",
  "hyper",
- "log",
  "opentelemetry",
+ "opentelemetry-otlp",
  "opentelemetry-prometheus",
  "prometheus",
+ "tracing",
 ]
 
 [[package]]
@@ -749,10 +784,10 @@ dependencies = [
  "httpdate 0.3.2",
  "hyper",
  "idna",
- "log",
  "md-5",
  "multer",
  "nom",
+ "opentelemetry",
  "percent-encoding",
  "pin-project",
  "quick-xml",
@@ -761,7 +796,10 @@ dependencies = [
  "serde_bytes",
  "serde_json",
  "sha2",
+ "strum",
+ "strum_macros",
  "tokio",
+ "tracing",
  "url",
 ]
 
@@ -804,7 +842,6 @@ dependencies = [
  "garage_table 0.6.0",
  "garage_util 0.6.0",
  "hex",
- "log",
  "netapp",
  "opentelemetry",
  "rand",
@@ -813,6 +850,7 @@ dependencies = [
  "serde_bytes",
  "sled",
  "tokio",
+ "tracing",
  "zstd",
 ]
 
@@ -857,7 +895,6 @@ dependencies = [
  "hex",
  "hyper",
  "kuska-sodiumoxide",
- "log",
  "netapp",
  "opentelemetry",
  "rand",
@@ -867,6 +904,7 @@ dependencies = [
  "serde_json",
  "tokio",
  "tokio-stream",
+ "tracing",
 ]
 
 [[package]]
@@ -902,7 +940,6 @@ dependencies = [
  "garage_rpc 0.6.0",
  "garage_util 0.6.0",
  "hexdump",
- "log",
  "opentelemetry",
  "rand",
  "rmp-serde 0.15.5",
@@ -910,6 +947,7 @@ dependencies = [
  "serde_bytes",
  "sled",
  "tokio",
+ "tracing",
 ]
 
 [[package]]
@@ -949,7 +987,6 @@ dependencies = [
  "hex",
  "http",
  "hyper",
- "log",
  "netapp",
  "rand",
  "rmp-serde 0.15.5",
@@ -959,6 +996,7 @@ dependencies = [
  "sled",
  "tokio",
  "toml",
+ "tracing",
  "xxhash-rust",
 ]
 
@@ -974,8 +1012,8 @@ dependencies = [
  "garage_util 0.6.0",
  "http",
  "hyper",
- "log",
  "percent-encoding",
+ "tracing",
 ]
 
 [[package]]
@@ -1087,7 +1125,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e40283dadb02f3af778878be1d717b17b4e4ab92e1d935ab03a730b0542905f2"
 dependencies = [
  "arrayvec",
- "itertools",
+ "itertools 0.4.19",
 ]
 
 [[package]]
@@ -1130,9 +1168,9 @@ checksum = "eee9694f83d9b7c09682fdb32213682939507884e5bcf227be9aff5d644b90dc"
 
 [[package]]
 name = "httparse"
-version = "1.5.1"
+version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "acd94fdbe1d4ff688b67b04eee2e17bd50995534a61539e45adfefb45e5e5503"
+checksum = "9100414882e15fb7feccb4897e5f0ff0ff1ca7d1a86a23208ada4d7a18e6c6c4"
 
 [[package]]
 name = "httpdate"
@@ -1157,9 +1195,9 @@ dependencies = [
 
 [[package]]
 name = "hyper"
-version = "0.14.13"
+version = "0.14.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "15d1cfb9e4f68655fa04c01f59edb405b6074a0f7118ea881e5026e4a1cd8593"
+checksum = "043f0e083e9901b6cc658a77d1eb86f4fc650bbb977a4337dd63192826aa85dd"
 dependencies = [
  "bytes 1.1.0",
  "futures-channel",
@@ -1170,7 +1208,7 @@ dependencies = [
  "http-body",
  "httparse",
  "httpdate 1.0.1",
- "itoa 0.4.8",
+ "itoa 1.0.1",
  "pin-project-lite",
  "socket2",
  "tokio",
@@ -1196,6 +1234,18 @@ dependencies = [
  "webpki",
 ]
 
+[[package]]
+name = "hyper-timeout"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbb958482e8c7be4bc3cf272a766a2b0bf1a6755e7a6ae777f017a31d11b13b1"
+dependencies = [
+ "hyper",
+ "pin-project-lite",
+ "tokio",
+ "tokio-io-timeout",
+]
+
 [[package]]
 name = "idna"
 version = "0.2.3"
@@ -1232,6 +1282,15 @@ version = "0.4.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c4a9b56eb56058f43dc66e58f40a214b2ccbc9f3df51861b63d51dec7b65bc3f"
 
+[[package]]
+name = "itertools"
+version = "0.10.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a9a9d19fa1e79b6215ff29b9d6880b706147f16e9b1dbb1e4e5947b5b02bc5e3"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "0.4.8"
@@ -1418,6 +1477,12 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "multimap"
+version = "0.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5ce46fe64a9d73be07dcbe690a38ce1b293be448fd8ce1e6c1b8062c9f72c6a"
+
 [[package]]
 name = "netapp"
 version = "0.3.1"
@@ -1535,6 +1600,26 @@ dependencies = [
  "pin-project",
  "rand",
  "thiserror",
+ "tokio",
+ "tokio-stream",
+]
+
+[[package]]
+name = "opentelemetry-otlp"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9d1a6ca9de4c8b00aa7f1a153bd76cb263287155cec642680d79d98706f3d28a"
+dependencies = [
+ "async-trait",
+ "futures",
+ "futures-util",
+ "http",
+ "opentelemetry",
+ "prost",
+ "thiserror",
+ "tokio",
+ "tonic",
+ "tonic-build",
 ]
 
 [[package]]
@@ -1579,6 +1664,16 @@ version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
 
+[[package]]
+name = "petgraph"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a13a2fa9d0b63e5f22328828741e523766fff0ee9e779316902290dff3f824f"
+dependencies = [
+ "fixedbitset",
+ "indexmap",
+]
+
 [[package]]
 name = "pin-project"
 version = "1.0.8"
@@ -1693,6 +1788,59 @@ dependencies = [
  "thiserror",
 ]
 
+[[package]]
+name = "prost"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "444879275cb4fd84958b1a1d5420d15e6fcf7c235fe47f053c9c2a80aceb6001"
+dependencies = [
+ "bytes 1.1.0",
+ "prost-derive",
+]
+
+[[package]]
+name = "prost-build"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62941722fb675d463659e49c4f3fe1fe792ff24fe5bbaa9c08cd3b98a1c354f5"
+dependencies = [
+ "bytes 1.1.0",
+ "heck",
+ "itertools 0.10.3",
+ "lazy_static",
+ "log",
+ "multimap",
+ "petgraph",
+ "prost",
+ "prost-types",
+ "regex",
+ "tempfile",
+ "which",
+]
+
+[[package]]
+name = "prost-derive"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f9cc1a3263e07e0bf68e96268f37665207b49560d98739662cdfaae215c720fe"
+dependencies = [
+ "anyhow",
+ "itertools 0.10.3",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "prost-types"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "534b7a0e836e3c482d2693070f982e39e7611da9695d4d1f5a4b186b51faef0a"
+dependencies = [
+ "bytes 1.1.0",
+ "prost",
+]
+
 [[package]]
 name = "protobuf"
 version = "2.27.1"
@@ -1790,6 +1938,15 @@ version = "0.6.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f497285884f3fcff424ffc933e56d7cbca511def0c9831a7f9b5f6153e3cc89b"
 
+[[package]]
+name = "remove_dir_all"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "ring"
 version = "0.16.20"
@@ -2120,6 +2277,25 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "strum"
+version = "0.23.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cae14b91c7d11c9a851d3fbc80a963198998c2a64eec840477fa92d8ce9b70bb"
+
+[[package]]
+name = "strum_macros"
+version = "0.23.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5bb0dc7ee9c15cea6199cde9a127fa16a4c5819af85395457ad72d68edc85a38"
+dependencies = [
+ "heck",
+ "proc-macro2",
+ "quote",
+ "rustversion",
+ "syn",
+]
+
 [[package]]
 name = "subtle"
 version = "2.4.1"
@@ -2149,6 +2325,20 @@ dependencies = [
  "unicode-xid",
 ]
 
+[[package]]
+name = "tempfile"
+version = "3.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5cdb1ef4eaeeaddc8fbd371e5017057064af0911902ef36b39801f67cc6d79e4"
+dependencies = [
+ "cfg-if",
+ "fastrand",
+ "libc",
+ "redox_syscall",
+ "remove_dir_all",
+ "winapi",
+]
+
 [[package]]
 name = "termcolor"
 version = "1.1.2"
@@ -2235,12 +2425,23 @@ dependencies = [
  "mio",
  "num_cpus",
  "once_cell",
+ "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
  "tokio-macros",
  "winapi",
 ]
 
+[[package]]
+name = "tokio-io-timeout"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "30b74022ada614a1b4834de765f9bb43877f910cc8ce4be40e89042c9223a8bf"
+dependencies = [
+ "pin-project-lite",
+ "tokio",
+]
+
 [[package]]
 name = "tokio-macros"
 version = "1.5.0"
@@ -2298,6 +2499,49 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "tonic"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ff08f4649d10a70ffa3522ca559031285d8e421d727ac85c60825761818f5d0a"
+dependencies = [
+ "async-stream",
+ "async-trait",
+ "base64",
+ "bytes 1.1.0",
+ "futures-core",
+ "futures-util",
+ "h2",
+ "http",
+ "http-body",
+ "hyper",
+ "hyper-timeout",
+ "percent-encoding",
+ "pin-project",
+ "prost",
+ "prost-derive",
+ "tokio",
+ "tokio-stream",
+ "tokio-util",
+ "tower",
+ "tower-layer",
+ "tower-service",
+ "tracing",
+ "tracing-futures",
+]
+
+[[package]]
+name = "tonic-build"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9403f1bafde247186684b230dc6f38b5cd514584e8bec1dd32514be4745fa757"
+dependencies = [
+ "proc-macro2",
+ "prost-build",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "tower"
 version = "0.4.11"
@@ -2306,9 +2550,14 @@ checksum = "5651b5f6860a99bd1adb59dbfe1db8beb433e73709d9032b413a77e2fb7c066a"
 dependencies = [
  "futures-core",
  "futures-util",
+ "indexmap",
  "pin-project",
  "pin-project-lite",
+ "rand",
+ "slab",
  "tokio",
+ "tokio-stream",
+ "tokio-util",
  "tower-layer",
  "tower-service",
  "tracing",
@@ -2328,9 +2577,9 @@ checksum = "360dfd1d6d30e05fda32ace2c8c70e9c0a9da713275777f5a4dbb8a1893930c6"
 
 [[package]]
 name = "tracing"
-version = "0.1.29"
+version = "0.1.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "375a639232caf30edfc78e8d89b2d4c375515393e7af7e16f01cd96917fb2105"
+checksum = "f6c650a8ef0cd2dd93736f033d21cbd1224c5a967aa0c258d00fcf7dafef9b9f"
 dependencies = [
  "cfg-if",
  "log",
@@ -2341,9 +2590,9 @@ dependencies = [
 
 [[package]]
 name = "tracing-attributes"
-version = "0.1.18"
+version = "0.1.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4f480b8f81512e825f337ad51e94c1eb5d3bbdf2b363dcd01e2b19a9ffe3f8e"
+checksum = "8276d9a4a3a558d7b7ad5303ad50b53d58264641b82914b7ada36bd762e7a716"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2352,13 +2601,23 @@ dependencies = [
 
 [[package]]
 name = "tracing-core"
-version = "0.1.21"
+version = "0.1.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f4ed65637b8390770814083d20756f87bfa2c21bf2f110babdc5438351746e4"
+checksum = "03cfcb51380632a72d3111cb8d3447a8d908e577d31beeac006f836383d29a23"
 dependencies = [
  "lazy_static",
 ]
 
+[[package]]
+name = "tracing-futures"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "97d095ae15e245a057c8e8451bab9b3ee1e1f68e9ba2b4fbc18d0ac5237835f2"
+dependencies = [
+ "pin-project",
+ "tracing",
+]
+
 [[package]]
 name = "try-lock"
 version = "0.2.3"
@@ -2529,6 +2788,17 @@ dependencies = [
  "untrusted",
 ]
 
+[[package]]
+name = "which"
+version = "4.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2a5a7e487e921cf220206864a94a89b6c6905bfc19f1057fa26a4cb360e5c1d2"
+dependencies = [
+ "either",
+ "lazy_static",
+ "libc",
+]
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
diff --git a/Cargo.nix b/Cargo.nix
index 9a690398..47edf542 100644
--- a/Cargo.nix
+++ b/Cargo.nix
@@ -67,6 +67,17 @@ in
     };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".anyhow."1.0.55" = overridableMkRustCrate (profileName: rec {
+    name = "anyhow";
+    version = "1.0.55";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "159bb86af3a200e19a068f4224eae4c8bb2d0fa054c7e5d1cacd5cef95e684cd"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
+    ];
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".arc-swap."1.4.0" = overridableMkRustCrate (profileName: rec {
     name = "arc-swap";
     version = "1.4.0";
@@ -85,6 +96,29 @@ in
     ];
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".async-stream."0.3.2" = overridableMkRustCrate (profileName: rec {
+    name = "async-stream";
+    version = "0.3.2";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "171374e7e3b2504e0e5236e3b59260560f9fe94bfe9ac39ba5e4e929c5590625"; };
+    dependencies = {
+      async_stream_impl = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".async-stream-impl."0.3.2" { profileName = "__noProfile"; };
+      futures_core = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.17" { inherit profileName; };
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".async-stream-impl."0.3.2" = overridableMkRustCrate (profileName: rec {
+    name = "async-stream-impl";
+    version = "0.3.2";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "648ed8c8d2ce5409ccd57453d9d1b214b342a0d69376a6feda1fd6cae3299308"; };
+    dependencies = {
+      proc_macro2 = rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.30" { inherit profileName; };
+      quote = rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.10" { inherit profileName; };
+      syn = rustPackages."registry+https://github.com/rust-lang/crates.io-index".syn."1.0.80" { inherit profileName; };
+    };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".async-trait."0.1.51" = overridableMkRustCrate (profileName: rec {
     name = "async-trait";
     version = "0.1.51";
@@ -126,7 +160,7 @@ in
       aws_types = rustPackages."registry+https://github.com/rust-lang/crates.io-index".aws-types."0.6.0" { inherit profileName; };
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
       regex = rustPackages."registry+https://github.com/rust-lang/crates.io-index".regex."1.5.4" { inherit profileName; };
-      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.29" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -142,7 +176,7 @@ in
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
       lazy_static = rustPackages."registry+https://github.com/rust-lang/crates.io-index".lazy_static."1.4.0" { inherit profileName; };
       percent_encoding = rustPackages."registry+https://github.com/rust-lang/crates.io-index".percent-encoding."2.1.0" { inherit profileName; };
-      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.29" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -193,7 +227,7 @@ in
       aws_types = rustPackages."registry+https://github.com/rust-lang/crates.io-index".aws-types."0.6.0" { inherit profileName; };
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
       thiserror = rustPackages."registry+https://github.com/rust-lang/crates.io-index".thiserror."1.0.30" { inherit profileName; };
-      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.29" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -224,7 +258,7 @@ in
       regex = rustPackages."registry+https://github.com/rust-lang/crates.io-index".regex."1.5.4" { inherit profileName; };
       ring = rustPackages."registry+https://github.com/rust-lang/crates.io-index".ring."0.16.20" { inherit profileName; };
       time = rustPackages."registry+https://github.com/rust-lang/crates.io-index".time."0.3.7" { inherit profileName; };
-      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.29" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -266,14 +300,14 @@ in
       fastrand = rustPackages."registry+https://github.com/rust-lang/crates.io-index".fastrand."1.7.0" { inherit profileName; };
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
       http_body = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http-body."0.4.4" { inherit profileName; };
-      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.13" { inherit profileName; };
+      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" { inherit profileName; };
       hyper_rustls = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper-rustls."0.22.1" { inherit profileName; };
       lazy_static = rustPackages."registry+https://github.com/rust-lang/crates.io-index".lazy_static."1.4.0" { inherit profileName; };
       pin_project = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project."1.0.8" { inherit profileName; };
       pin_project_lite = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.7" { inherit profileName; };
       tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
       tower = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tower."0.4.11" { inherit profileName; };
-      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.29" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -309,12 +343,12 @@ in
       futures_core = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.17" { inherit profileName; };
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
       http_body = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http-body."0.4.4" { inherit profileName; };
-      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.13" { inherit profileName; };
+      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" { inherit profileName; };
       percent_encoding = rustPackages."registry+https://github.com/rust-lang/crates.io-index".percent-encoding."2.1.0" { inherit profileName; };
       pin_project = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project."1.0.8" { inherit profileName; };
       tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
       tokio_util = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-util."0.6.8" { inherit profileName; };
-      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.29" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -330,7 +364,7 @@ in
       http_body = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http-body."0.4.4" { inherit profileName; };
       pin_project = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project."1.0.8" { inherit profileName; };
       tower = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tower."0.4.11" { inherit profileName; };
-      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.29" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -366,7 +400,7 @@ in
     dependencies = {
       aws_smithy_async = rustPackages."registry+https://github.com/rust-lang/crates.io-index".aws-smithy-async."0.36.0" { inherit profileName; };
       aws_smithy_types = rustPackages."registry+https://github.com/rust-lang/crates.io-index".aws-smithy-types."0.36.0" { inherit profileName; };
-      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.29" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
       zeroize = rustPackages."registry+https://github.com/rust-lang/crates.io-index".zeroize."1.5.1" { inherit profileName; };
     };
     buildDependencies = {
@@ -793,6 +827,13 @@ in
     };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".fixedbitset."0.4.1" = overridableMkRustCrate (profileName: rec {
+    name = "fixedbitset";
+    version = "0.4.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "279fb028e20b3c4c320317955b77c5e0c9701f05a1d309905d6fc702cdc5053e"; };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".fnv."1.0.7" = overridableMkRustCrate (profileName: rec {
     name = "fnv";
     version = "1.0.7";
@@ -1018,7 +1059,6 @@ in
       git_version = rustPackages."registry+https://github.com/rust-lang/crates.io-index".git-version."0.3.5" { inherit profileName; };
       hex = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hex."0.4.3" { inherit profileName; };
       sodiumoxide = rustPackages."registry+https://github.com/rust-lang/crates.io-index".kuska-sodiumoxide."0.2.5-0" { inherit profileName; };
-      log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
       netapp = rustPackages."registry+https://github.com/rust-lang/crates.io-index".netapp."0.3.1" { inherit profileName; };
       pretty_env_logger = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pretty_env_logger."0.4.0" { inherit profileName; };
       rand = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.4" { inherit profileName; };
@@ -1029,6 +1069,7 @@ in
       structopt = rustPackages."registry+https://github.com/rust-lang/crates.io-index".structopt."0.3.23" { inherit profileName; };
       tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
       toml = rustPackages."registry+https://github.com/rust-lang/crates.io-index".toml."0.5.8" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
     devDependencies = {
       aws_sdk_s3 = rustPackages."registry+https://github.com/rust-lang/crates.io-index".aws-sdk-s3."0.6.0" { inherit profileName; };
@@ -1047,12 +1088,14 @@ in
       futures_util = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.17" { inherit profileName; };
       garage_model = rustPackages."unknown".garage_model."0.6.0" { inherit profileName; };
       garage_util = rustPackages."unknown".garage_util."0.6.0" { inherit profileName; };
+      hex = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hex."0.4.3" { inherit profileName; };
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
-      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.13" { inherit profileName; };
-      log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
+      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" { inherit profileName; };
       opentelemetry = rustPackages."registry+https://github.com/rust-lang/crates.io-index".opentelemetry."0.17.0" { inherit profileName; };
+      opentelemetry_otlp = rustPackages."registry+https://github.com/rust-lang/crates.io-index".opentelemetry-otlp."0.10.0" { inherit profileName; };
       opentelemetry_prometheus = rustPackages."registry+https://github.com/rust-lang/crates.io-index".opentelemetry-prometheus."0.10.0" { inherit profileName; };
       prometheus = rustPackages."registry+https://github.com/rust-lang/crates.io-index".prometheus."0.13.0" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -1078,12 +1121,12 @@ in
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
       http_range = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http-range."0.1.4" { inherit profileName; };
       httpdate = rustPackages."registry+https://github.com/rust-lang/crates.io-index".httpdate."0.3.2" { inherit profileName; };
-      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.13" { inherit profileName; };
+      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" { inherit profileName; };
       idna = rustPackages."registry+https://github.com/rust-lang/crates.io-index".idna."0.2.3" { inherit profileName; };
-      log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
       md5 = rustPackages."registry+https://github.com/rust-lang/crates.io-index".md-5."0.9.1" { inherit profileName; };
       multer = rustPackages."registry+https://github.com/rust-lang/crates.io-index".multer."2.0.2" { inherit profileName; };
       nom = rustPackages."registry+https://github.com/rust-lang/crates.io-index".nom."7.1.0" { inherit profileName; };
+      opentelemetry = rustPackages."registry+https://github.com/rust-lang/crates.io-index".opentelemetry."0.17.0" { inherit profileName; };
       percent_encoding = rustPackages."registry+https://github.com/rust-lang/crates.io-index".percent-encoding."2.1.0" { inherit profileName; };
       pin_project = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project."1.0.8" { inherit profileName; };
       quick_xml = rustPackages."registry+https://github.com/rust-lang/crates.io-index".quick-xml."0.21.0" { inherit profileName; };
@@ -1092,7 +1135,10 @@ in
       serde_bytes = rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_bytes."0.11.5" { inherit profileName; };
       serde_json = rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_json."1.0.68" { inherit profileName; };
       sha2 = rustPackages."registry+https://github.com/rust-lang/crates.io-index".sha2."0.9.8" { inherit profileName; };
+      strum = rustPackages."registry+https://github.com/rust-lang/crates.io-index".strum."0.23.0" { inherit profileName; };
+      strum_macros = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".strum_macros."0.23.1" { profileName = "__noProfile"; };
       tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
       url = rustPackages."registry+https://github.com/rust-lang/crates.io-index".url."2.2.2" { inherit profileName; };
     };
   });
@@ -1139,7 +1185,6 @@ in
       garage_table = rustPackages."unknown".garage_table."0.6.0" { inherit profileName; };
       garage_util = rustPackages."unknown".garage_util."0.6.0" { inherit profileName; };
       hex = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hex."0.4.3" { inherit profileName; };
-      log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
       netapp = rustPackages."registry+https://github.com/rust-lang/crates.io-index".netapp."0.3.1" { inherit profileName; };
       opentelemetry = rustPackages."registry+https://github.com/rust-lang/crates.io-index".opentelemetry."0.17.0" { inherit profileName; };
       rand = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.4" { inherit profileName; };
@@ -1148,6 +1193,7 @@ in
       serde_bytes = rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_bytes."0.11.5" { inherit profileName; };
       sled = rustPackages."registry+https://github.com/rust-lang/crates.io-index".sled."0.34.7" { inherit profileName; };
       tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
       zstd = rustPackages."registry+https://github.com/rust-lang/crates.io-index".zstd."0.9.0+zstd.1.5.0" { inherit profileName; };
     };
   });
@@ -1166,7 +1212,7 @@ in
       garage_util = rustPackages."registry+https://github.com/rust-lang/crates.io-index".garage_util."0.5.1" { inherit profileName; };
       gethostname = rustPackages."registry+https://github.com/rust-lang/crates.io-index".gethostname."0.2.1" { inherit profileName; };
       hex = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hex."0.4.3" { inherit profileName; };
-      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.13" { inherit profileName; };
+      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" { inherit profileName; };
       sodiumoxide = rustPackages."registry+https://github.com/rust-lang/crates.io-index".kuska-sodiumoxide."0.2.5-0" { inherit profileName; };
       log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
       netapp = rustPackages."registry+https://github.com/rust-lang/crates.io-index".netapp."0.3.1" { inherit profileName; };
@@ -1194,9 +1240,8 @@ in
       garage_util = rustPackages."unknown".garage_util."0.6.0" { inherit profileName; };
       gethostname = rustPackages."registry+https://github.com/rust-lang/crates.io-index".gethostname."0.2.1" { inherit profileName; };
       hex = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hex."0.4.3" { inherit profileName; };
-      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.13" { inherit profileName; };
+      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" { inherit profileName; };
       sodiumoxide = rustPackages."registry+https://github.com/rust-lang/crates.io-index".kuska-sodiumoxide."0.2.5-0" { inherit profileName; };
-      log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
       netapp = rustPackages."registry+https://github.com/rust-lang/crates.io-index".netapp."0.3.1" { inherit profileName; };
       opentelemetry = rustPackages."registry+https://github.com/rust-lang/crates.io-index".opentelemetry."0.17.0" { inherit profileName; };
       rand = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.4" { inherit profileName; };
@@ -1206,6 +1251,7 @@ in
       serde_json = rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_json."1.0.68" { inherit profileName; };
       tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
       tokio_stream = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-stream."0.1.8" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -1245,7 +1291,6 @@ in
       garage_rpc = rustPackages."unknown".garage_rpc."0.6.0" { inherit profileName; };
       garage_util = rustPackages."unknown".garage_util."0.6.0" { inherit profileName; };
       hexdump = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hexdump."0.1.1" { inherit profileName; };
-      log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
       opentelemetry = rustPackages."registry+https://github.com/rust-lang/crates.io-index".opentelemetry."0.17.0" { inherit profileName; };
       rand = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.4" { inherit profileName; };
       rmp_serde = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rmp-serde."0.15.5" { inherit profileName; };
@@ -1253,6 +1298,7 @@ in
       serde_bytes = rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_bytes."0.11.5" { inherit profileName; };
       sled = rustPackages."registry+https://github.com/rust-lang/crates.io-index".sled."0.34.7" { inherit profileName; };
       tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -1268,7 +1314,7 @@ in
       futures = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures."0.3.17" { inherit profileName; };
       hex = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hex."0.4.3" { inherit profileName; };
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
-      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.13" { inherit profileName; };
+      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" { inherit profileName; };
       log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
       netapp = rustPackages."registry+https://github.com/rust-lang/crates.io-index".netapp."0.3.1" { inherit profileName; };
       rand = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.4" { inherit profileName; };
@@ -1295,8 +1341,7 @@ in
       futures = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures."0.3.17" { inherit profileName; };
       hex = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hex."0.4.3" { inherit profileName; };
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
-      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.13" { inherit profileName; };
-      log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
+      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" { inherit profileName; };
       netapp = rustPackages."registry+https://github.com/rust-lang/crates.io-index".netapp."0.3.1" { inherit profileName; };
       rand = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.4" { inherit profileName; };
       rmp_serde = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rmp-serde."0.15.5" { inherit profileName; };
@@ -1306,6 +1351,7 @@ in
       sled = rustPackages."registry+https://github.com/rust-lang/crates.io-index".sled."0.34.7" { inherit profileName; };
       tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
       toml = rustPackages."registry+https://github.com/rust-lang/crates.io-index".toml."0.5.8" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
       xxhash_rust = rustPackages."registry+https://github.com/rust-lang/crates.io-index".xxhash-rust."0.8.2" { inherit profileName; };
     };
   });
@@ -1323,9 +1369,9 @@ in
       garage_table = rustPackages."unknown".garage_table."0.6.0" { inherit profileName; };
       garage_util = rustPackages."unknown".garage_util."0.6.0" { inherit profileName; };
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
-      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.13" { inherit profileName; };
-      log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
+      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" { inherit profileName; };
       percent_encoding = rustPackages."registry+https://github.com/rust-lang/crates.io-index".percent-encoding."2.1.0" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -1408,7 +1454,7 @@ in
       slab = rustPackages."registry+https://github.com/rust-lang/crates.io-index".slab."0.4.5" { inherit profileName; };
       tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
       tokio_util = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-util."0.6.8" { inherit profileName; };
-      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.29" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -1510,11 +1556,11 @@ in
     src = fetchCratesIo { inherit name version; sha256 = "eee9694f83d9b7c09682fdb32213682939507884e5bcf227be9aff5d644b90dc"; };
   });
   
-  "registry+https://github.com/rust-lang/crates.io-index".httparse."1.5.1" = overridableMkRustCrate (profileName: rec {
+  "registry+https://github.com/rust-lang/crates.io-index".httparse."1.6.0" = overridableMkRustCrate (profileName: rec {
     name = "httparse";
-    version = "1.5.1";
+    version = "1.6.0";
     registry = "registry+https://github.com/rust-lang/crates.io-index";
-    src = fetchCratesIo { inherit name version; sha256 = "acd94fdbe1d4ff688b67b04eee2e17bd50995534a61539e45adfefb45e5e5503"; };
+    src = fetchCratesIo { inherit name version; sha256 = "9100414882e15fb7feccb4897e5f0ff0ff1ca7d1a86a23208ada4d7a18e6c6c4"; };
     features = builtins.concatLists [
       [ "default" ]
       [ "std" ]
@@ -1545,21 +1591,22 @@ in
     };
   });
   
-  "registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.13" = overridableMkRustCrate (profileName: rec {
+  "registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" = overridableMkRustCrate (profileName: rec {
     name = "hyper";
-    version = "0.14.13";
+    version = "0.14.17";
     registry = "registry+https://github.com/rust-lang/crates.io-index";
-    src = fetchCratesIo { inherit name version; sha256 = "15d1cfb9e4f68655fa04c01f59edb405b6074a0f7118ea881e5026e4a1cd8593"; };
+    src = fetchCratesIo { inherit name version; sha256 = "043f0e083e9901b6cc658a77d1eb86f4fc650bbb977a4337dd63192826aa85dd"; };
     features = builtins.concatLists [
       (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web") "client")
       [ "default" ]
-      (lib.optional (rootFeatures' ? "garage") "h2")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "full")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "h2")
       (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web") "http1")
-      (lib.optional (rootFeatures' ? "garage") "http2")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "http2")
       (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web") "runtime")
-      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_web") "server")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_web") "server")
       (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web") "socket2")
-      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_web") "stream")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_web") "stream")
       (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web") "tcp")
     ];
     dependencies = {
@@ -1567,17 +1614,17 @@ in
       futures_channel = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-channel."0.3.17" { inherit profileName; };
       futures_core = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.17" { inherit profileName; };
       futures_util = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.17" { inherit profileName; };
-      ${ if rootFeatures' ? "garage" then "h2" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".h2."0.3.11" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "h2" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".h2."0.3.11" { inherit profileName; };
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
       http_body = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http-body."0.4.4" { inherit profileName; };
-      httparse = rustPackages."registry+https://github.com/rust-lang/crates.io-index".httparse."1.5.1" { inherit profileName; };
+      httparse = rustPackages."registry+https://github.com/rust-lang/crates.io-index".httparse."1.6.0" { inherit profileName; };
       httpdate = rustPackages."registry+https://github.com/rust-lang/crates.io-index".httpdate."1.0.1" { inherit profileName; };
-      itoa = rustPackages."registry+https://github.com/rust-lang/crates.io-index".itoa."0.4.8" { inherit profileName; };
+      itoa = rustPackages."registry+https://github.com/rust-lang/crates.io-index".itoa."1.0.1" { inherit profileName; };
       pin_project_lite = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.7" { inherit profileName; };
       ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web" then "socket2" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".socket2."0.4.2" { inherit profileName; };
       tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
       tower_service = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tower-service."0.3.1" { inherit profileName; };
-      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.29" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
       want = rustPackages."registry+https://github.com/rust-lang/crates.io-index".want."0.3.0" { inherit profileName; };
     };
   });
@@ -1597,7 +1644,7 @@ in
     dependencies = {
       ct_logs = rustPackages."registry+https://github.com/rust-lang/crates.io-index".ct-logs."0.8.0" { inherit profileName; };
       futures_util = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.17" { inherit profileName; };
-      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.13" { inherit profileName; };
+      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" { inherit profileName; };
       log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
       rustls = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rustls."0.19.1" { inherit profileName; };
       rustls_native_certs = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rustls-native-certs."0.5.0" { inherit profileName; };
@@ -1607,6 +1654,19 @@ in
     };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".hyper-timeout."0.4.1" = overridableMkRustCrate (profileName: rec {
+    name = "hyper-timeout";
+    version = "0.4.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "bbb958482e8c7be4bc3cf272a766a2b0bf1a6755e7a6ae777f017a31d11b13b1"; };
+    dependencies = {
+      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" { inherit profileName; };
+      pin_project_lite = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.7" { inherit profileName; };
+      tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
+      tokio_io_timeout = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-io-timeout."1.2.0" { inherit profileName; };
+    };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".idna."0.2.3" = overridableMkRustCrate (profileName: rec {
     name = "idna";
     version = "0.2.3";
@@ -1652,6 +1712,21 @@ in
     src = fetchCratesIo { inherit name version; sha256 = "c4a9b56eb56058f43dc66e58f40a214b2ccbc9f3df51861b63d51dec7b65bc3f"; };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".itertools."0.10.3" = overridableMkRustCrate (profileName: rec {
+    name = "itertools";
+    version = "0.10.3";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "a9a9d19fa1e79b6215ff29b9d6880b706147f16e9b1dbb1e4e5947b5b02bc5e3"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "use_alloc" ]
+      [ "use_std" ]
+    ];
+    dependencies = {
+      either = rustPackages."registry+https://github.com/rust-lang/crates.io-index".either."1.6.1" { inherit profileName; };
+    };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".itoa."0.4.8" = overridableMkRustCrate (profileName: rec {
     name = "itoa";
     version = "0.4.8";
@@ -1905,7 +1980,7 @@ in
       encoding_rs = rustPackages."registry+https://github.com/rust-lang/crates.io-index".encoding_rs."0.8.30" { inherit profileName; };
       futures_util = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.17" { inherit profileName; };
       http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
-      httparse = rustPackages."registry+https://github.com/rust-lang/crates.io-index".httparse."1.5.1" { inherit profileName; };
+      httparse = rustPackages."registry+https://github.com/rust-lang/crates.io-index".httparse."1.6.0" { inherit profileName; };
       log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
       memchr = rustPackages."registry+https://github.com/rust-lang/crates.io-index".memchr."2.4.1" { inherit profileName; };
       mime = rustPackages."registry+https://github.com/rust-lang/crates.io-index".mime."0.3.16" { inherit profileName; };
@@ -1916,6 +1991,13 @@ in
     };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".multimap."0.8.3" = overridableMkRustCrate (profileName: rec {
+    name = "multimap";
+    version = "0.8.3";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "e5ce46fe64a9d73be07dcbe690a38ce1b293be448fd8ce1e6c1b8062c9f72c6a"; };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".netapp."0.3.1" = overridableMkRustCrate (profileName: rec {
     name = "netapp";
     version = "0.3.1";
@@ -2069,6 +2151,9 @@ in
       (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web") "percent-encoding")
       (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web") "pin-project")
       (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web") "rand")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "rt-tokio")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "tokio")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "tokio-stream")
       (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web") "trace")
     ];
     dependencies = {
@@ -2085,6 +2170,36 @@ in
       ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web" then "pin_project" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project."1.0.8" { inherit profileName; };
       ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web" then "rand" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.4" { inherit profileName; };
       ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_model" || rootFeatures' ? "garage_rpc" || rootFeatures' ? "garage_table" || rootFeatures' ? "garage_web" then "thiserror" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".thiserror."1.0.30" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "tokio" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "tokio_stream" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-stream."0.1.8" { inherit profileName; };
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".opentelemetry-otlp."0.10.0" = overridableMkRustCrate (profileName: rec {
+    name = "opentelemetry-otlp";
+    version = "0.10.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "9d1a6ca9de4c8b00aa7f1a153bd76cb263287155cec642680d79d98706f3d28a"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "prost" ]
+      [ "tokio" ]
+      [ "tonic" ]
+      [ "tonic-build" ]
+    ];
+    dependencies = {
+      async_trait = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".async-trait."0.1.51" { profileName = "__noProfile"; };
+      futures = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures."0.3.17" { inherit profileName; };
+      futures_util = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.17" { inherit profileName; };
+      http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
+      opentelemetry = rustPackages."registry+https://github.com/rust-lang/crates.io-index".opentelemetry."0.17.0" { inherit profileName; };
+      prost = rustPackages."registry+https://github.com/rust-lang/crates.io-index".prost."0.9.0" { inherit profileName; };
+      thiserror = rustPackages."registry+https://github.com/rust-lang/crates.io-index".thiserror."1.0.30" { inherit profileName; };
+      tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
+      tonic = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tonic."0.6.2" { inherit profileName; };
+    };
+    buildDependencies = {
+      tonic_build = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".tonic-build."0.6.2" { profileName = "__noProfile"; };
     };
   });
   
@@ -2137,6 +2252,17 @@ in
     src = fetchCratesIo { inherit name version; sha256 = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"; };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".petgraph."0.6.0" = overridableMkRustCrate (profileName: rec {
+    name = "petgraph";
+    version = "0.6.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "4a13a2fa9d0b63e5f22328828741e523766fff0ee9e779316902290dff3f824f"; };
+    dependencies = {
+      fixedbitset = rustPackages."registry+https://github.com/rust-lang/crates.io-index".fixedbitset."0.4.1" { inherit profileName; };
+      indexmap = rustPackages."registry+https://github.com/rust-lang/crates.io-index".indexmap."1.8.0" { inherit profileName; };
+    };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".pin-project."1.0.8" = overridableMkRustCrate (profileName: rec {
     name = "pin-project";
     version = "1.0.8";
@@ -2285,6 +2411,70 @@ in
     };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".prost."0.9.0" = overridableMkRustCrate (profileName: rec {
+    name = "prost";
+    version = "0.9.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "444879275cb4fd84958b1a1d5420d15e6fcf7c235fe47f053c9c2a80aceb6001"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "prost-derive" ]
+      [ "std" ]
+    ];
+    dependencies = {
+      bytes = rustPackages."registry+https://github.com/rust-lang/crates.io-index".bytes."1.1.0" { inherit profileName; };
+      prost_derive = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".prost-derive."0.9.0" { profileName = "__noProfile"; };
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".prost-build."0.9.0" = overridableMkRustCrate (profileName: rec {
+    name = "prost-build";
+    version = "0.9.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "62941722fb675d463659e49c4f3fe1fe792ff24fe5bbaa9c08cd3b98a1c354f5"; };
+    dependencies = {
+      bytes = rustPackages."registry+https://github.com/rust-lang/crates.io-index".bytes."1.1.0" { inherit profileName; };
+      heck = rustPackages."registry+https://github.com/rust-lang/crates.io-index".heck."0.3.3" { inherit profileName; };
+      itertools = rustPackages."registry+https://github.com/rust-lang/crates.io-index".itertools."0.10.3" { inherit profileName; };
+      lazy_static = rustPackages."registry+https://github.com/rust-lang/crates.io-index".lazy_static."1.4.0" { inherit profileName; };
+      log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
+      multimap = rustPackages."registry+https://github.com/rust-lang/crates.io-index".multimap."0.8.3" { inherit profileName; };
+      petgraph = rustPackages."registry+https://github.com/rust-lang/crates.io-index".petgraph."0.6.0" { inherit profileName; };
+      prost = rustPackages."registry+https://github.com/rust-lang/crates.io-index".prost."0.9.0" { inherit profileName; };
+      prost_types = rustPackages."registry+https://github.com/rust-lang/crates.io-index".prost-types."0.9.0" { inherit profileName; };
+      regex = rustPackages."registry+https://github.com/rust-lang/crates.io-index".regex."1.5.4" { inherit profileName; };
+      tempfile = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tempfile."3.3.0" { inherit profileName; };
+    };
+    buildDependencies = {
+      which = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".which."4.2.4" { profileName = "__noProfile"; };
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".prost-derive."0.9.0" = overridableMkRustCrate (profileName: rec {
+    name = "prost-derive";
+    version = "0.9.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "f9cc1a3263e07e0bf68e96268f37665207b49560d98739662cdfaae215c720fe"; };
+    dependencies = {
+      anyhow = rustPackages."registry+https://github.com/rust-lang/crates.io-index".anyhow."1.0.55" { inherit profileName; };
+      itertools = rustPackages."registry+https://github.com/rust-lang/crates.io-index".itertools."0.10.3" { inherit profileName; };
+      proc_macro2 = rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.30" { inherit profileName; };
+      quote = rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.10" { inherit profileName; };
+      syn = rustPackages."registry+https://github.com/rust-lang/crates.io-index".syn."1.0.80" { inherit profileName; };
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".prost-types."0.9.0" = overridableMkRustCrate (profileName: rec {
+    name = "prost-types";
+    version = "0.9.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "534b7a0e836e3c482d2693070f982e39e7611da9695d4d1f5a4b186b51faef0a"; };
+    dependencies = {
+      bytes = rustPackages."registry+https://github.com/rust-lang/crates.io-index".bytes."1.1.0" { inherit profileName; };
+      prost = rustPackages."registry+https://github.com/rust-lang/crates.io-index".prost."0.9.0" { inherit profileName; };
+    };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".protobuf."2.27.1" = overridableMkRustCrate (profileName: rec {
     name = "protobuf";
     version = "2.27.1";
@@ -2341,6 +2531,7 @@ in
       [ "libc" ]
       [ "rand_chacha" ]
       [ "rand_hc" ]
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "small_rng")
       [ "std" ]
       [ "std_rng" ]
     ];
@@ -2450,6 +2641,16 @@ in
     ];
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".remove_dir_all."0.5.3" = overridableMkRustCrate (profileName: rec {
+    name = "remove_dir_all";
+    version = "0.5.3";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"; };
+    dependencies = {
+      ${ if hostPlatform.isWindows then "winapi" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".winapi."0.3.9" { inherit profileName; };
+    };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".ring."0.16.20" = overridableMkRustCrate (profileName: rec {
     name = "ring";
     version = "0.16.20";
@@ -2463,7 +2664,7 @@ in
     ];
     dependencies = {
       ${ if hostPlatform.parsed.kernel.name == "android" || hostPlatform.parsed.kernel.name == "linux" then "libc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.115" { inherit profileName; };
-      ${ if hostPlatform.parsed.kernel.name == "android" || hostPlatform.parsed.kernel.name == "linux" || hostPlatform.parsed.kernel.name == "dragonfly" || hostPlatform.parsed.kernel.name == "freebsd" || hostPlatform.parsed.kernel.name == "illumos" || hostPlatform.parsed.kernel.name == "netbsd" || hostPlatform.parsed.kernel.name == "openbsd" || hostPlatform.parsed.kernel.name == "solaris" then "once_cell" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".once_cell."1.8.0" { inherit profileName; };
+      ${ if hostPlatform.parsed.kernel.name == "dragonfly" || hostPlatform.parsed.kernel.name == "freebsd" || hostPlatform.parsed.kernel.name == "illumos" || hostPlatform.parsed.kernel.name == "netbsd" || hostPlatform.parsed.kernel.name == "openbsd" || hostPlatform.parsed.kernel.name == "solaris" || hostPlatform.parsed.kernel.name == "android" || hostPlatform.parsed.kernel.name == "linux" then "once_cell" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".once_cell."1.8.0" { inherit profileName; };
       ${ if hostPlatform.parsed.cpu.name == "i686" || hostPlatform.parsed.cpu.name == "x86_64" || (hostPlatform.parsed.cpu.name == "aarch64" || hostPlatform.parsed.cpu.name == "armv6l" || hostPlatform.parsed.cpu.name == "armv7l") && (hostPlatform.parsed.kernel.name == "android" || hostPlatform.parsed.kernel.name == "fuchsia" || hostPlatform.parsed.kernel.name == "linux") then "spin" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".spin."0.5.2" { inherit profileName; };
       untrusted = rustPackages."registry+https://github.com/rust-lang/crates.io-index".untrusted."0.7.1" { inherit profileName; };
       ${ if hostPlatform.parsed.cpu.name == "wasm32" && hostPlatform.parsed.vendor.name == "unknown" && hostPlatform.parsed.kernel.name == "unknown" && hostPlatform.parsed.abi.name == "" then "web_sys" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".web-sys."0.3.56" { inherit profileName; };
@@ -2833,7 +3034,7 @@ in
     ];
     dependencies = {
       bitflags = rustPackages."registry+https://github.com/rust-lang/crates.io-index".bitflags."1.3.2" { inherit profileName; };
-      ${ if hostPlatform.parsed.kernel.name == "linux" || hostPlatform.parsed.kernel.name == "android" then "libc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.115" { inherit profileName; };
+      ${ if hostPlatform.parsed.kernel.name == "android" || hostPlatform.parsed.kernel.name == "linux" then "libc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.115" { inherit profileName; };
       ${ if !(hostPlatform.parsed.kernel.name == "linux" || hostPlatform.parsed.kernel.name == "android") then "parking_lot" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".parking_lot."0.11.2" { inherit profileName; };
       ${ if !(hostPlatform.parsed.kernel.name == "linux" || hostPlatform.parsed.kernel.name == "android") then "parking_lot_core" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".parking_lot_core."0.8.5" { inherit profileName; };
       static_init_macro = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".static_init_macro."1.0.2" { profileName = "__noProfile"; };
@@ -2886,6 +3087,31 @@ in
     };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".strum."0.23.0" = overridableMkRustCrate (profileName: rec {
+    name = "strum";
+    version = "0.23.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "cae14b91c7d11c9a851d3fbc80a963198998c2a64eec840477fa92d8ce9b70bb"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".strum_macros."0.23.1" = overridableMkRustCrate (profileName: rec {
+    name = "strum_macros";
+    version = "0.23.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "5bb0dc7ee9c15cea6199cde9a127fa16a4c5819af85395457ad72d68edc85a38"; };
+    dependencies = {
+      heck = rustPackages."registry+https://github.com/rust-lang/crates.io-index".heck."0.3.3" { inherit profileName; };
+      proc_macro2 = rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.30" { inherit profileName; };
+      quote = rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.10" { inherit profileName; };
+      rustversion = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".rustversion."1.0.5" { profileName = "__noProfile"; };
+      syn = rustPackages."registry+https://github.com/rust-lang/crates.io-index".syn."1.0.80" { inherit profileName; };
+    };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".subtle."2.4.1" = overridableMkRustCrate (profileName: rec {
     name = "subtle";
     version = "2.4.1";
@@ -2935,6 +3161,21 @@ in
     };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".tempfile."3.3.0" = overridableMkRustCrate (profileName: rec {
+    name = "tempfile";
+    version = "3.3.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "5cdb1ef4eaeeaddc8fbd371e5017057064af0911902ef36b39801f67cc6d79e4"; };
+    dependencies = {
+      cfg_if = rustPackages."registry+https://github.com/rust-lang/crates.io-index".cfg-if."1.0.0" { inherit profileName; };
+      fastrand = rustPackages."registry+https://github.com/rust-lang/crates.io-index".fastrand."1.7.0" { inherit profileName; };
+      ${ if hostPlatform.isUnix || hostPlatform.parsed.kernel.name == "wasi" then "libc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.115" { inherit profileName; };
+      ${ if hostPlatform.parsed.kernel.name == "redox" then "syscall" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".redox_syscall."0.2.10" { inherit profileName; };
+      remove_dir_all = rustPackages."registry+https://github.com/rust-lang/crates.io-index".remove_dir_all."0.5.3" { inherit profileName; };
+      ${ if hostPlatform.isWindows then "winapi" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".winapi."0.3.9" { inherit profileName; };
+    };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".termcolor."1.1.2" = overridableMkRustCrate (profileName: rec {
     name = "termcolor";
     version = "1.1.2";
@@ -3036,6 +3277,8 @@ in
       [ "bytes" ]
       [ "default" ]
       [ "fs" ]
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "full")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "io-std")
       [ "io-util" ]
       [ "libc" ]
       [ "macros" ]
@@ -3044,6 +3287,8 @@ in
       [ "net" ]
       [ "num_cpus" ]
       [ "once_cell" ]
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "parking_lot")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "process")
       [ "rt" ]
       [ "rt-multi-thread" ]
       [ "signal" ]
@@ -3060,6 +3305,7 @@ in
       mio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".mio."0.7.13" { inherit profileName; };
       num_cpus = rustPackages."registry+https://github.com/rust-lang/crates.io-index".num_cpus."1.13.0" { inherit profileName; };
       once_cell = rustPackages."registry+https://github.com/rust-lang/crates.io-index".once_cell."1.8.0" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "parking_lot" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".parking_lot."0.11.2" { inherit profileName; };
       pin_project_lite = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.7" { inherit profileName; };
       ${ if hostPlatform.isUnix then "signal_hook_registry" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".signal-hook-registry."1.4.0" { inherit profileName; };
       tokio_macros = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-macros."1.5.0" { profileName = "__noProfile"; };
@@ -3070,6 +3316,17 @@ in
     };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".tokio-io-timeout."1.2.0" = overridableMkRustCrate (profileName: rec {
+    name = "tokio-io-timeout";
+    version = "1.2.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "30b74022ada614a1b4834de765f9bb43877f910cc8ce4be40e89042c9223a8bf"; };
+    dependencies = {
+      pin_project_lite = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.7" { inherit profileName; };
+      tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
+    };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".tokio-macros."1.5.0" = overridableMkRustCrate (profileName: rec {
     name = "tokio-macros";
     version = "1.5.0";
@@ -3117,9 +3374,9 @@ in
     registry = "registry+https://github.com/rust-lang/crates.io-index";
     src = fetchCratesIo { inherit name version; sha256 = "08d3725d3efa29485e87311c5b699de63cde14b00ed4d256b8318aa30ca452cd"; };
     features = builtins.concatLists [
-      (lib.optional (rootFeatures' ? "garage") "codec")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "codec")
       [ "compat" ]
-      (lib.optional (rootFeatures' ? "garage") "default")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "default")
       [ "futures-io" ]
       (lib.optional (rootFeatures' ? "garage") "io")
     ];
@@ -3147,29 +3404,112 @@ in
     };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".tonic."0.6.2" = overridableMkRustCrate (profileName: rec {
+    name = "tonic";
+    version = "0.6.2";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "ff08f4649d10a70ffa3522ca559031285d8e421d727ac85c60825761818f5d0a"; };
+    features = builtins.concatLists [
+      [ "async-trait" ]
+      [ "codegen" ]
+      [ "default" ]
+      [ "h2" ]
+      [ "hyper" ]
+      [ "hyper-timeout" ]
+      [ "prost" ]
+      [ "prost-derive" ]
+      [ "prost1" ]
+      [ "tokio" ]
+      [ "tower" ]
+      [ "tracing-futures" ]
+      [ "transport" ]
+    ];
+    dependencies = {
+      async_stream = rustPackages."registry+https://github.com/rust-lang/crates.io-index".async-stream."0.3.2" { inherit profileName; };
+      async_trait = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".async-trait."0.1.51" { profileName = "__noProfile"; };
+      base64 = rustPackages."registry+https://github.com/rust-lang/crates.io-index".base64."0.13.0" { inherit profileName; };
+      bytes = rustPackages."registry+https://github.com/rust-lang/crates.io-index".bytes."1.1.0" { inherit profileName; };
+      futures_core = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.17" { inherit profileName; };
+      futures_util = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.17" { inherit profileName; };
+      h2 = rustPackages."registry+https://github.com/rust-lang/crates.io-index".h2."0.3.11" { inherit profileName; };
+      http = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.5" { inherit profileName; };
+      http_body = rustPackages."registry+https://github.com/rust-lang/crates.io-index".http-body."0.4.4" { inherit profileName; };
+      hyper = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.17" { inherit profileName; };
+      hyper_timeout = rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper-timeout."0.4.1" { inherit profileName; };
+      percent_encoding = rustPackages."registry+https://github.com/rust-lang/crates.io-index".percent-encoding."2.1.0" { inherit profileName; };
+      pin_project = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project."1.0.8" { inherit profileName; };
+      prost1 = rustPackages."registry+https://github.com/rust-lang/crates.io-index".prost."0.9.0" { inherit profileName; };
+      prost_derive = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".prost-derive."0.9.0" { profileName = "__noProfile"; };
+      tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
+      tokio_stream = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-stream."0.1.8" { inherit profileName; };
+      tokio_util = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-util."0.6.8" { inherit profileName; };
+      tower = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tower."0.4.11" { inherit profileName; };
+      tower_layer = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tower-layer."0.3.1" { inherit profileName; };
+      tower_service = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tower-service."0.3.1" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
+      tracing_futures = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing-futures."0.2.5" { inherit profileName; };
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".tonic-build."0.6.2" = overridableMkRustCrate (profileName: rec {
+    name = "tonic-build";
+    version = "0.6.2";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "9403f1bafde247186684b230dc6f38b5cd514584e8bec1dd32514be4745fa757"; };
+    features = builtins.concatLists [
+      [ "prost" ]
+      [ "prost-build" ]
+      [ "transport" ]
+    ];
+    dependencies = {
+      proc_macro2 = rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.30" { inherit profileName; };
+      prost_build = rustPackages."registry+https://github.com/rust-lang/crates.io-index".prost-build."0.9.0" { inherit profileName; };
+      quote = rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.10" { inherit profileName; };
+      syn = rustPackages."registry+https://github.com/rust-lang/crates.io-index".syn."1.0.80" { inherit profileName; };
+    };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".tower."0.4.11" = overridableMkRustCrate (profileName: rec {
     name = "tower";
     version = "0.4.11";
     registry = "registry+https://github.com/rust-lang/crates.io-index";
     src = fetchCratesIo { inherit name version; sha256 = "5651b5f6860a99bd1adb59dbfe1db8beb433e73709d9032b413a77e2fb7c066a"; };
     features = builtins.concatLists [
-      [ "default" ]
-      [ "futures-util" ]
-      [ "log" ]
-      [ "retry" ]
-      [ "tokio" ]
-      [ "tracing" ]
-      [ "util" ]
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "balance")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "buffer")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "default")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "discover")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "futures-util")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "indexmap")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "limit")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "load")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "log")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "make")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "rand")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "ready-cache")
+      (lib.optional (rootFeatures' ? "garage") "retry")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "slab")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "timeout")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "tokio")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "tokio-stream")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "tokio-util")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "tracing")
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "util")
     ];
     dependencies = {
-      futures_core = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.17" { inherit profileName; };
-      futures_util = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.17" { inherit profileName; };
-      pin_project = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project."1.0.8" { inherit profileName; };
-      pin_project_lite = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.7" { inherit profileName; };
-      tokio = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
-      tower_layer = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tower-layer."0.3.1" { inherit profileName; };
-      tower_service = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tower-service."0.3.1" { inherit profileName; };
-      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.29" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "futures_core" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.17" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "futures_util" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.17" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "indexmap" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".indexmap."1.8.0" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "pin_project" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project."1.0.8" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "pin_project_lite" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.7" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "rand" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".rand."0.8.4" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "slab" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".slab."0.4.5" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "tokio" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.12.0" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "tokio_stream" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-stream."0.1.8" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "tokio_util" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-util."0.6.8" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "tower_layer" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tower-layer."0.3.1" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "tower_service" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tower-service."0.3.1" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "tracing" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
     };
   });
   
@@ -3187,32 +3527,33 @@ in
     src = fetchCratesIo { inherit name version; sha256 = "360dfd1d6d30e05fda32ace2c8c70e9c0a9da713275777f5a4dbb8a1893930c6"; };
   });
   
-  "registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.29" = overridableMkRustCrate (profileName: rec {
+  "registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" = overridableMkRustCrate (profileName: rec {
     name = "tracing";
-    version = "0.1.29";
+    version = "0.1.31";
     registry = "registry+https://github.com/rust-lang/crates.io-index";
-    src = fetchCratesIo { inherit name version; sha256 = "375a639232caf30edfc78e8d89b2d4c375515393e7af7e16f01cd96917fb2105"; };
+    src = fetchCratesIo { inherit name version; sha256 = "f6c650a8ef0cd2dd93736f033d21cbd1224c5a967aa0c258d00fcf7dafef9b9f"; };
     features = builtins.concatLists [
-      (lib.optional (rootFeatures' ? "garage") "attributes")
-      (lib.optional (rootFeatures' ? "garage") "default")
-      (lib.optional (rootFeatures' ? "garage") "log")
+      [ "attributes" ]
+      [ "default" ]
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "log")
+      (lib.optional (rootFeatures' ? "garage") "log-always")
       [ "std" ]
-      (lib.optional (rootFeatures' ? "garage") "tracing-attributes")
+      [ "tracing-attributes" ]
     ];
     dependencies = {
       cfg_if = rustPackages."registry+https://github.com/rust-lang/crates.io-index".cfg-if."1.0.0" { inherit profileName; };
-      ${ if rootFeatures' ? "garage" then "log" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
+      ${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_admin" then "log" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.14" { inherit profileName; };
       pin_project_lite = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.7" { inherit profileName; };
-      ${ if rootFeatures' ? "garage" then "tracing_attributes" else null } = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing-attributes."0.1.18" { profileName = "__noProfile"; };
-      tracing_core = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing-core."0.1.21" { inherit profileName; };
+      tracing_attributes = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing-attributes."0.1.19" { profileName = "__noProfile"; };
+      tracing_core = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing-core."0.1.22" { inherit profileName; };
     };
   });
   
-  "registry+https://github.com/rust-lang/crates.io-index".tracing-attributes."0.1.18" = overridableMkRustCrate (profileName: rec {
+  "registry+https://github.com/rust-lang/crates.io-index".tracing-attributes."0.1.19" = overridableMkRustCrate (profileName: rec {
     name = "tracing-attributes";
-    version = "0.1.18";
+    version = "0.1.19";
     registry = "registry+https://github.com/rust-lang/crates.io-index";
-    src = fetchCratesIo { inherit name version; sha256 = "f4f480b8f81512e825f337ad51e94c1eb5d3bbdf2b363dcd01e2b19a9ffe3f8e"; };
+    src = fetchCratesIo { inherit name version; sha256 = "8276d9a4a3a558d7b7ad5303ad50b53d58264641b82914b7ada36bd762e7a716"; };
     dependencies = {
       proc_macro2 = rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.30" { inherit profileName; };
       quote = rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.10" { inherit profileName; };
@@ -3220,11 +3561,11 @@ in
     };
   });
   
-  "registry+https://github.com/rust-lang/crates.io-index".tracing-core."0.1.21" = overridableMkRustCrate (profileName: rec {
+  "registry+https://github.com/rust-lang/crates.io-index".tracing-core."0.1.22" = overridableMkRustCrate (profileName: rec {
     name = "tracing-core";
-    version = "0.1.21";
+    version = "0.1.22";
     registry = "registry+https://github.com/rust-lang/crates.io-index";
-    src = fetchCratesIo { inherit name version; sha256 = "1f4ed65637b8390770814083d20756f87bfa2c21bf2f110babdc5438351746e4"; };
+    src = fetchCratesIo { inherit name version; sha256 = "03cfcb51380632a72d3111cb8d3447a8d908e577d31beeac006f836383d29a23"; };
     features = builtins.concatLists [
       [ "lazy_static" ]
       [ "std" ]
@@ -3234,6 +3575,23 @@ in
     };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".tracing-futures."0.2.5" = overridableMkRustCrate (profileName: rec {
+    name = "tracing-futures";
+    version = "0.2.5";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "97d095ae15e245a057c8e8451bab9b3ee1e1f68e9ba2b4fbc18d0ac5237835f2"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "pin-project" ]
+      [ "std" ]
+      [ "std-future" ]
+    ];
+    dependencies = {
+      pin_project = rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project."1.0.8" { inherit profileName; };
+      tracing = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.31" { inherit profileName; };
+    };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".try-lock."0.2.3" = overridableMkRustCrate (profileName: rec {
     name = "try-lock";
     version = "0.2.3";
@@ -3466,6 +3824,18 @@ in
     };
   });
   
+  "registry+https://github.com/rust-lang/crates.io-index".which."4.2.4" = overridableMkRustCrate (profileName: rec {
+    name = "which";
+    version = "4.2.4";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "2a5a7e487e921cf220206864a94a89b6c6905bfc19f1057fa26a4cb360e5c1d2"; };
+    dependencies = {
+      either = rustPackages."registry+https://github.com/rust-lang/crates.io-index".either."1.6.1" { inherit profileName; };
+      ${ if hostPlatform.isWindows then "lazy_static" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".lazy_static."1.4.0" { inherit profileName; };
+      libc = rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.115" { inherit profileName; };
+    };
+  });
+  
   "registry+https://github.com/rust-lang/crates.io-index".winapi."0.3.9" = overridableMkRustCrate (profileName: rec {
     name = "winapi";
     version = "0.3.9";
@@ -3500,6 +3870,7 @@ in
       [ "std" ]
       [ "synchapi" ]
       [ "sysinfoapi" ]
+      (lib.optional (rootFeatures' ? "garage" || rootFeatures' ? "garage_admin") "threadpoollegacyapiset")
       [ "timezoneapi" ]
       [ "winbase" ]
       [ "wincon" ]
diff --git a/src/admin/Cargo.toml b/src/admin/Cargo.toml
index 6f646869..b6bf2b3b 100644
--- a/src/admin/Cargo.toml
+++ b/src/admin/Cargo.toml
@@ -16,12 +16,15 @@ path = "lib.rs"
 garage_model = { version = "0.6.0", path = "../model" }
 garage_util = { version = "0.6.0", path = "../util" }
 
+hex = "0.4"
+
 futures = "0.3"
 futures-util = "0.3"
 http = "0.2"
 hyper = "0.14"
-log = "0.4"
+tracing = "0.1.30"
 
-opentelemetry = "0.17"
+opentelemetry = { version = "0.17", features = [ "rt-tokio" ] }
 opentelemetry-prometheus = "0.10"
+opentelemetry-otlp = "0.10"
 prometheus = "0.13"
diff --git a/src/admin/lib.rs b/src/admin/lib.rs
index f1e8ddd7..b5b0775b 100644
--- a/src/admin/lib.rs
+++ b/src/admin/lib.rs
@@ -1,5 +1,6 @@
 //! Crate for handling the admin and metric HTTP APIs
 #[macro_use]
-extern crate log;
+extern crate tracing;
 
 pub mod metrics;
+pub mod tracing_setup;
diff --git a/src/admin/metrics.rs b/src/admin/metrics.rs
index 44fd4cb2..e12373ab 100644
--- a/src/admin/metrics.rs
+++ b/src/admin/metrics.rs
@@ -1,20 +1,26 @@
-use hyper::{
-	header::CONTENT_TYPE,
-	service::{make_service_fn, service_fn},
-	Body, Method, Request, Response, Server,
-};
-use opentelemetry::{
-	global,
-	metrics::{BoundCounter, BoundValueRecorder},
-};
-use opentelemetry_prometheus::PrometheusExporter;
-use prometheus::{Encoder, TextEncoder};
 use std::convert::Infallible;
 use std::sync::Arc;
 use std::time::SystemTime;
 
 use futures::future::*;
+use hyper::{
+	header::CONTENT_TYPE,
+	service::{make_service_fn, service_fn},
+	Body, Method, Request, Response, Server,
+};
+
+use opentelemetry::{
+	global,
+	metrics::{BoundCounter, BoundValueRecorder},
+	trace::{FutureExt, TraceContextExt, Tracer},
+	Context,
+};
+use opentelemetry_prometheus::PrometheusExporter;
+
+use prometheus::{Encoder, TextEncoder};
+
 use garage_model::garage::Garage;
+use garage_util::data::*;
 use garage_util::error::Error as GarageError;
 
 // serve_req on metric endpoint
@@ -22,7 +28,7 @@ async fn serve_req(
 	req: Request<Body>,
 	admin_server: Arc<AdminServer>,
 ) -> Result<Response<Body>, hyper::Error> {
-	println!("Receiving request at path {}", req.uri());
+	info!("Receiving request at path {}", req.uri());
 	let request_start = SystemTime::now();
 
 	admin_server.metrics.http_counter.add(1);
@@ -31,7 +37,12 @@ async fn serve_req(
 		(&Method::GET, "/metrics") => {
 			let mut buffer = vec![];
 			let encoder = TextEncoder::new();
-			let metric_families = admin_server.exporter.registry().gather();
+
+			let tracer = opentelemetry::global::tracer("garage");
+			let metric_families = tracer.in_span("admin/gather_metrics", |_| {
+				admin_server.exporter.registry().gather()
+			});
+
 			encoder.encode(&metric_families, &mut buffer).unwrap();
 			admin_server
 				.metrics
@@ -112,7 +123,22 @@ impl AdminServer {
 			// `service_fn` is a helper to convert a function that
 			// returns a Response into a `Service`.
 			async move {
-				Ok::<_, Infallible>(service_fn(move |req| serve_req(req, admin_server.clone())))
+				Ok::<_, Infallible>(service_fn(move |req| {
+					let tracer = opentelemetry::global::tracer("garage");
+					let uuid = gen_uuid();
+					let span = tracer
+						.span_builder("admin/request")
+						.with_trace_id(
+							opentelemetry::trace::TraceId::from_hex(&hex::encode(
+								&uuid.as_slice()[..16],
+							))
+							.unwrap(),
+						)
+						.start(&tracer);
+
+					serve_req(req, admin_server.clone())
+						.with_context(Context::current_with_span(span))
+				}))
 			}
 		});
 
diff --git a/src/admin/tracing_setup.rs b/src/admin/tracing_setup.rs
new file mode 100644
index 00000000..83fa5622
--- /dev/null
+++ b/src/admin/tracing_setup.rs
@@ -0,0 +1,37 @@
+use std::time::Duration;
+
+use opentelemetry::sdk::{
+	trace::{self, IdGenerator, Sampler},
+	Resource,
+};
+use opentelemetry::KeyValue;
+use opentelemetry_otlp::WithExportConfig;
+
+use garage_util::data::*;
+use garage_util::error::*;
+
+pub fn init_tracing(export_to: &str, node_id: Uuid) -> Result<(), Error> {
+	let node_id = hex::encode(&node_id.as_slice()[..8]);
+
+	opentelemetry_otlp::new_pipeline()
+		.tracing()
+		.with_exporter(
+			opentelemetry_otlp::new_exporter()
+				.tonic()
+				.with_endpoint(export_to)
+				.with_timeout(Duration::from_secs(3)),
+		)
+		.with_trace_config(
+			trace::config()
+				.with_id_generator(IdGenerator::default())
+				.with_sampler(Sampler::TraceIdRatioBased(0.01f64))
+				.with_resource(Resource::new(vec![
+					KeyValue::new("service.name", "garage"),
+					KeyValue::new("service.instance.id", node_id),
+				])),
+		)
+		.install_batch(opentelemetry::runtime::Tokio)
+		.ok_or_message("Unable to initialize tracing")?;
+
+	Ok(())
+}
diff --git a/src/api/Cargo.toml b/src/api/Cargo.toml
index cc9635bb..968e8aab 100644
--- a/src/api/Cargo.toml
+++ b/src/api/Cargo.toml
@@ -26,11 +26,14 @@ err-derive = "0.3"
 hex = "0.4"
 hmac = "0.10"
 idna = "0.2"
-log = "0.4"
+tracing = "0.1.30"
 md-5 = "0.9"
 nom = "7.1"
 sha2 = "0.9"
 
+strum = "0.23"
+strum_macros = "0.23"
+
 futures = "0.3"
 futures-util = "0.3"
 pin-project = "1.0"
@@ -49,3 +52,5 @@ serde_bytes = "0.11"
 serde_json = "1.0"
 quick-xml = { version = "0.21", features = [ "serialize" ] }
 url = "2.1"
+
+opentelemetry = "0.17"
diff --git a/src/api/api_server.rs b/src/api/api_server.rs
index 322ea298..15b00dde 100644
--- a/src/api/api_server.rs
+++ b/src/api/api_server.rs
@@ -7,6 +7,11 @@ use hyper::server::conn::AddrStream;
 use hyper::service::{make_service_fn, service_fn};
 use hyper::{Body, Method, Request, Response, Server};
 
+use opentelemetry::{
+	trace::{FutureExt, TraceContextExt, Tracer},
+	Context,
+};
+
 use garage_util::data::*;
 use garage_util::error::Error as GarageError;
 
@@ -43,7 +48,20 @@ pub async fn run_api_server(
 		async move {
 			Ok::<_, GarageError>(service_fn(move |req: Request<Body>| {
 				let garage = garage.clone();
-				handler(garage, req, client_addr)
+
+				let tracer = opentelemetry::global::tracer("garage");
+				let uuid = gen_uuid();
+				let span = tracer
+					.span_builder("S3 API call (unknown)")
+					.with_trace_id(
+						opentelemetry::trace::TraceId::from_hex(&hex::encode(
+							&uuid.as_slice()[..16],
+						))
+						.unwrap(),
+					)
+					.start(&tracer);
+
+				handler(garage, req, client_addr).with_context(Context::current_with_span(span))
 			}))
 		}
 	});
@@ -111,6 +129,10 @@ async fn handler_inner(garage: Arc<Garage>, req: Request<Body>) -> Result<Respon
 	let (endpoint, bucket_name) = Endpoint::from_request(&req, bucket_name.map(ToOwned::to_owned))?;
 	debug!("Endpoint: {:?}", endpoint);
 
+	Context::current()
+		.span()
+		.update_name::<String>(format!("S3 API {}", endpoint));
+
 	// Some endpoints are processed early, before we even check for an API key
 	if let Endpoint::PostObject = endpoint {
 		return handle_post_object(garage, req, bucket_name.unwrap()).await;
diff --git a/src/api/lib.rs b/src/api/lib.rs
index 071cd7a6..f865325e 100644
--- a/src/api/lib.rs
+++ b/src/api/lib.rs
@@ -1,6 +1,6 @@
 //! Crate for serving a S3 compatible API
 #[macro_use]
-extern crate log;
+extern crate tracing;
 
 pub mod error;
 pub use error::Error;
diff --git a/src/api/s3_router.rs b/src/api/s3_router.rs
index 95a7eceb..c325805d 100644
--- a/src/api/s3_router.rs
+++ b/src/api/s3_router.rs
@@ -5,6 +5,8 @@ use std::borrow::Cow;
 use hyper::header::HeaderValue;
 use hyper::{HeaderMap, Method, Request};
 
+use strum_macros::Display;
+
 /// This macro is used to generate very repetitive match {} blocks in this module
 /// It is _not_ made to be used anywhere else
 macro_rules! s3_match {
@@ -133,7 +135,7 @@ s3_match! {@func
 /// query parameters). Parameters it may receive by header are left out, however headers are
 /// considered when required to determine between one endpoint or another (for CopyObject and
 /// UploadObject, for instance).
-#[derive(Debug, Clone, PartialEq, Eq)]
+#[derive(Debug, Clone, PartialEq, Eq, Display)]
 pub enum Endpoint {
 	AbortMultipartUpload {
 		key: String,
diff --git a/src/garage/Cargo.toml b/src/garage/Cargo.toml
index e4304b96..76c6b51f 100644
--- a/src/garage/Cargo.toml
+++ b/src/garage/Cargo.toml
@@ -32,7 +32,7 @@ garage_admin = { version = "0.6.0", path = "../admin" }
 bytes = "1.0"
 git-version = "0.3.4"
 hex = "0.4"
-log = "0.4"
+tracing = { version = "0.1.30", features = ["log-always"] }
 pretty_env_logger = "0.4"
 rand = "0.8"
 async-trait = "0.1.7"
diff --git a/src/garage/cli/init.rs b/src/garage/cli/init.rs
index 80283c8f..511b53a6 100644
--- a/src/garage/cli/init.rs
+++ b/src/garage/cli/init.rs
@@ -1,7 +1,5 @@
 use std::path::PathBuf;
 
-use log::warn;
-
 use garage_util::error::*;
 
 pub const READ_KEY_ERROR: &str = "Unable to read node key. It will be generated by your garage node the first time is it launched. Ensure that your garage node is currently running. (The node key is supposed to be stored in your metadata directory.)";
diff --git a/src/garage/main.rs b/src/garage/main.rs
index 870455e1..7de7740f 100644
--- a/src/garage/main.rs
+++ b/src/garage/main.rs
@@ -2,7 +2,7 @@
 //! Garage CLI, used to interact with a running Garage instance, and to launch a Garage instance
 
 #[macro_use]
-extern crate log;
+extern crate tracing;
 
 mod admin;
 mod cli;
diff --git a/src/garage/server.rs b/src/garage/server.rs
index cd32d708..6ef36273 100644
--- a/src/garage/server.rs
+++ b/src/garage/server.rs
@@ -7,6 +7,7 @@ use garage_util::config::*;
 use garage_util::error::Error;
 
 use garage_admin::metrics::*;
+use garage_admin::tracing_setup::*;
 use garage_api::run_api_server;
 use garage_model::garage::Garage;
 use garage_web::run_web_server;
@@ -45,6 +46,11 @@ pub async fn run_server(config_file: PathBuf) -> Result<(), Error> {
 	info!("Initializing Garage main data store...");
 	let garage = Garage::new(config.clone(), db, background);
 
+	info!("Initialize tracing...");
+	if let Some(export_to) = config.admin_api.otlp_export_traces_to {
+		init_tracing(&export_to, garage.system.id)?;
+	}
+
 	let run_system = tokio::spawn(garage.system.clone().run(watch_cancel.clone()));
 
 	info!("Create admin RPC handler...");
diff --git a/src/model/Cargo.toml b/src/model/Cargo.toml
index 10a4c838..4465af1c 100644
--- a/src/model/Cargo.toml
+++ b/src/model/Cargo.toml
@@ -23,7 +23,7 @@ async-trait = "0.1.7"
 arc-swap = "1.0"
 err-derive = "0.3"
 hex = "0.4"
-log = "0.4"
+tracing = "0.1.30"
 rand = "0.8"
 zstd = { version = "0.9", default-features = false }
 
diff --git a/src/model/block.rs b/src/model/block.rs
index 9e939c24..ddda5e57 100644
--- a/src/model/block.rs
+++ b/src/model/block.rs
@@ -5,14 +5,16 @@ use std::time::{Duration, SystemTime};
 
 use arc_swap::ArcSwapOption;
 use async_trait::async_trait;
+use serde::{Deserialize, Serialize};
+use zstd::stream::{decode_all as zstd_decode, Encoder};
+
 use futures::future::*;
 use futures::select;
-use opentelemetry::KeyValue;
-use serde::{Deserialize, Serialize};
 use tokio::fs;
 use tokio::io::{AsyncReadExt, AsyncWriteExt};
 use tokio::sync::{watch, Mutex, Notify};
-use zstd::stream::{decode_all as zstd_decode, Encoder};
+
+use opentelemetry::KeyValue;
 
 use garage_util::data::*;
 use garage_util::error::*;
diff --git a/src/model/lib.rs b/src/model/lib.rs
index c8677603..6da86fc6 100644
--- a/src/model/lib.rs
+++ b/src/model/lib.rs
@@ -1,5 +1,5 @@
 #[macro_use]
-extern crate log;
+extern crate tracing;
 
 pub mod permission;
 
diff --git a/src/rpc/Cargo.toml b/src/rpc/Cargo.toml
index cc82a0f2..87a499f4 100644
--- a/src/rpc/Cargo.toml
+++ b/src/rpc/Cargo.toml
@@ -20,7 +20,7 @@ arc-swap = "1.0"
 bytes = "1.0"
 gethostname = "0.2"
 hex = "0.4"
-log = "0.4"
+tracing = "0.1.30"
 rand = "0.8"
 sodiumoxide = { version = "0.2.5-0", package = "kuska-sodiumoxide" }
 
diff --git a/src/rpc/consul.rs b/src/rpc/consul.rs
index 82bf99ba..e70288dd 100644
--- a/src/rpc/consul.rs
+++ b/src/rpc/consul.rs
@@ -139,10 +139,10 @@ pub async fn publish_consul_service(
 	let resp = client.request(req).await?;
 	debug!("Response of advertising to Consul: {:?}", resp);
 	let resp_code = resp.status();
+	let resp_bytes = &hyper::body::to_bytes(resp.into_body()).await?;
 	debug!(
 		"{}",
-		std::str::from_utf8(&hyper::body::to_bytes(resp.into_body()).await?)
-			.unwrap_or("<invalid utf8>")
+		std::str::from_utf8(resp_bytes).unwrap_or("<invalid utf8>")
 	);
 
 	if resp_code != StatusCode::OK {
diff --git a/src/rpc/lib.rs b/src/rpc/lib.rs
index 3e402483..cd11155a 100644
--- a/src/rpc/lib.rs
+++ b/src/rpc/lib.rs
@@ -1,7 +1,7 @@
 //! Crate containing rpc related functions and types used in Garage
 
 #[macro_use]
-extern crate log;
+extern crate tracing;
 
 mod consul;
 
diff --git a/src/rpc/rpc_helper.rs b/src/rpc/rpc_helper.rs
index 0d722e43..97716b18 100644
--- a/src/rpc/rpc_helper.rs
+++ b/src/rpc/rpc_helper.rs
@@ -6,10 +6,15 @@ use futures::future::join_all;
 use futures::stream::futures_unordered::FuturesUnordered;
 use futures::stream::StreamExt;
 use futures_util::future::FutureExt;
-use opentelemetry::KeyValue;
 use tokio::select;
 use tokio::sync::{watch, Semaphore};
 
+use opentelemetry::KeyValue;
+use opentelemetry::{
+	trace::{FutureExt as OtelFutureExt, Span, TraceContextExt, Tracer},
+	Context,
+};
+
 pub use netapp::endpoint::{Endpoint, EndpointHandler, Message as Rpc};
 use netapp::peering::fullmesh::FullMeshPeeringStrategy;
 pub use netapp::proto::*;
@@ -147,9 +152,17 @@ impl RpcHelper {
 		self.0.metrics.rpc_counter.add(1, &metric_tags);
 		let rpc_start_time = SystemTime::now();
 
+		let tracer = opentelemetry::global::tracer("garage");
+		let mut span = tracer.start(format!("RPC {}", endpoint.path()));
+		span.set_attribute(KeyValue::new("to", format!("{:?}", to)));
+
 		let node_id = to.into();
+		let rpc_call = endpoint
+			.call(&node_id, &msg, strat.rs_priority)
+			.with_context(Context::current_with_span(span));
+
 		select! {
-			res = endpoint.call(&node_id, &msg, strat.rs_priority) => {
+			res = rpc_call => {
 				drop(permit);
 
 				if res.is_err() {
@@ -228,149 +241,164 @@ impl RpcHelper {
 	where
 		M: Rpc<Response = Result<S, Error>> + 'static,
 		H: EndpointHandler<M> + 'static,
-		S: Send,
+		S: Send + 'static,
 	{
-		let msg = Arc::new(msg);
-
-		// Build future for each request
-		// They are not started now: they are added below in a FuturesUnordered
-		// object that will take care of polling them (see below)
-		let requests = to.iter().cloned().map(|to| {
-			let self2 = self.clone();
-			let msg = msg.clone();
-			let endpoint2 = endpoint.clone();
-			(to, async move {
-				self2.call_arc(&endpoint2, to, msg, strategy).await
-			})
-		});
 		let quorum = strategy.rs_quorum.unwrap_or(to.len());
 
-		// Vectors in which success results and errors will be collected
-		let mut successes = vec![];
-		let mut errors = vec![];
+		let tracer = opentelemetry::global::tracer("garage");
+		let mut span = tracer.start(format!("RPC {} to {:?}", endpoint.path(), to));
+		span.set_attribute(KeyValue::new("to", format!("{:?}", to)));
+		span.set_attribute(KeyValue::new("quorum", quorum as i64));
 
-		if strategy.rs_interrupt_after_quorum {
-			// Case 1: once quorum is reached, other requests don't matter.
-			// What we do here is only send the required number of requests
-			// to reach a quorum, priorizing nodes with the lowest latency.
-			// When there are errors, we start new requests to compensate.
+		async {
+			let msg = Arc::new(msg);
 
-			// Retrieve some status variables that we will use to sort requests
-			let peer_list = self.0.fullmesh.get_peer_list();
-			let ring: Arc<Ring> = self.0.ring.borrow().clone();
-			let our_zone = match ring.layout.node_role(&self.0.our_node_id) {
-				Some(pc) => &pc.zone,
-				None => "",
-			};
-
-			// Augment requests with some information used to sort them.
-			// The tuples are as follows:
-			//         (is another node?, is another zone?, latency, node ID, request future)
-			// We store all of these tuples in a vec that we can sort.
-			// By sorting this vec, we priorize ourself, then nodes in the same zone,
-			// and within a same zone we priorize nodes with the lowest latency.
-			let mut requests = requests
-				.map(|(to, fut)| {
-					let peer_zone = match ring.layout.node_role(&to) {
-						Some(pc) => &pc.zone,
-						None => "",
-					};
-					let peer_avg_ping = peer_list
-						.iter()
-						.find(|x| x.id.as_ref() == to.as_slice())
-						.map(|pi| pi.avg_ping)
-						.flatten()
-						.unwrap_or_else(|| Duration::from_secs(1));
-					(
-						to != self.0.our_node_id,
-						peer_zone != our_zone,
-						peer_avg_ping,
-						to,
-						fut,
-					)
+			// Build future for each request
+			// They are not started now: they are added below in a FuturesUnordered
+			// object that will take care of polling them (see below)
+			let requests = to.iter().cloned().map(|to| {
+				let self2 = self.clone();
+				let msg = msg.clone();
+				let endpoint2 = endpoint.clone();
+				(to, async move {
+					self2.call_arc(&endpoint2, to, msg, strategy).await
 				})
-				.collect::<Vec<_>>();
+			});
 
-			// Sort requests by (priorize ourself, priorize same zone, priorize low latency)
-			requests
-				.sort_by_key(|(diffnode, diffzone, ping, _to, _fut)| (*diffnode, *diffzone, *ping));
+			// Vectors in which success results and errors will be collected
+			let mut successes = vec![];
+			let mut errors = vec![];
 
-			// Make an iterator to take requests in their sorted order
-			let mut requests = requests.into_iter();
+			if strategy.rs_interrupt_after_quorum {
+				// Case 1: once quorum is reached, other requests don't matter.
+				// What we do here is only send the required number of requests
+				// to reach a quorum, priorizing nodes with the lowest latency.
+				// When there are errors, we start new requests to compensate.
 
-			// resp_stream will contain all of the requests that are currently in flight.
-			// (for the moment none, they will be added in the loop below)
-			let mut resp_stream = FuturesUnordered::new();
+				// Retrieve some status variables that we will use to sort requests
+				let peer_list = self.0.fullmesh.get_peer_list();
+				let ring: Arc<Ring> = self.0.ring.borrow().clone();
+				let our_zone = match ring.layout.node_role(&self.0.our_node_id) {
+					Some(pc) => &pc.zone,
+					None => "",
+				};
 
-			// Do some requests and collect results
-			'request_loop: while successes.len() < quorum {
-				// If the current set of requests that are running is not enough to possibly
-				// reach quorum, start some new requests.
-				while successes.len() + resp_stream.len() < quorum {
-					if let Some((_, _, _, _to, fut)) = requests.next() {
-						resp_stream.push(fut);
-					} else {
-						// If we have no request to add, we know that we won't ever
-						// reach quorum: bail out now.
-						break 'request_loop;
-					}
-				}
-				assert!(!resp_stream.is_empty()); // because of loop invariants
+				// Augment requests with some information used to sort them.
+				// The tuples are as follows:
+				//         (is another node?, is another zone?, latency, node ID, request future)
+				// We store all of these tuples in a vec that we can sort.
+				// By sorting this vec, we priorize ourself, then nodes in the same zone,
+				// and within a same zone we priorize nodes with the lowest latency.
+				let mut requests = requests
+					.map(|(to, fut)| {
+						let peer_zone = match ring.layout.node_role(&to) {
+							Some(pc) => &pc.zone,
+							None => "",
+						};
+						let peer_avg_ping = peer_list
+							.iter()
+							.find(|x| x.id.as_ref() == to.as_slice())
+							.map(|pi| pi.avg_ping)
+							.flatten()
+							.unwrap_or_else(|| Duration::from_secs(1));
+						(
+							to != self.0.our_node_id,
+							peer_zone != our_zone,
+							peer_avg_ping,
+							to,
+							fut,
+						)
+					})
+					.collect::<Vec<_>>();
 
-				// Wait for one request to terminate
-				match resp_stream.next().await.unwrap() {
-					Ok(msg) => {
-						successes.push(msg);
-					}
-					Err(e) => {
-						errors.push(e);
-					}
-				}
-			}
-		} else {
-			// Case 2: all of the requests need to be sent in all cases,
-			// and need to terminate. (this is the case for writes that
-			// must be spread to n nodes)
-			// Just start all the requests in parallel and return as soon
-			// as the quorum is reached.
-			let mut resp_stream = requests
-				.map(|(_, fut)| fut)
-				.collect::<FuturesUnordered<_>>();
+				// Sort requests by (priorize ourself, priorize same zone, priorize low latency)
+				requests.sort_by_key(|(diffnode, diffzone, ping, _to, _fut)| {
+					(*diffnode, *diffzone, *ping)
+				});
 
-			while let Some(resp) = resp_stream.next().await {
-				match resp {
-					Ok(msg) => {
-						successes.push(msg);
-						if successes.len() >= quorum {
-							break;
+				// Make an iterator to take requests in their sorted order
+				let mut requests = requests.into_iter();
+
+				// resp_stream will contain all of the requests that are currently in flight.
+				// (for the moment none, they will be added in the loop below)
+				let mut resp_stream = FuturesUnordered::new();
+
+				// Do some requests and collect results
+				'request_loop: while successes.len() < quorum {
+					// If the current set of requests that are running is not enough to possibly
+					// reach quorum, start some new requests.
+					while successes.len() + resp_stream.len() < quorum {
+						if let Some((_, _, _, req_to, fut)) = requests.next() {
+							let tracer = opentelemetry::global::tracer("garage");
+							let span = tracer.start(format!("RPC to {:?}", req_to));
+							resp_stream.push(tokio::spawn(
+								fut.with_context(Context::current_with_span(span)),
+							));
+						} else {
+							// If we have no request to add, we know that we won't ever
+							// reach quorum: bail out now.
+							break 'request_loop;
 						}
 					}
-					Err(e) => {
-						errors.push(e);
+					assert!(!resp_stream.is_empty()); // because of loop invariants
+
+					// Wait for one request to terminate
+					match resp_stream.next().await.unwrap().unwrap() {
+						Ok(msg) => {
+							successes.push(msg);
+						}
+						Err(e) => {
+							errors.push(e);
+						}
 					}
 				}
+			} else {
+				// Case 2: all of the requests need to be sent in all cases,
+				// and need to terminate. (this is the case for writes that
+				// must be spread to n nodes)
+				// Just start all the requests in parallel and return as soon
+				// as the quorum is reached.
+				let mut resp_stream = requests
+					.map(|(_, fut)| fut)
+					.collect::<FuturesUnordered<_>>();
+
+				while let Some(resp) = resp_stream.next().await {
+					match resp {
+						Ok(msg) => {
+							successes.push(msg);
+							if successes.len() >= quorum {
+								break;
+							}
+						}
+						Err(e) => {
+							errors.push(e);
+						}
+					}
+				}
+
+				if !resp_stream.is_empty() {
+					// Continue remaining requests in background.
+					// Continue the remaining requests immediately using tokio::spawn
+					// but enqueue a task in the background runner
+					// to ensure that the process won't exit until the requests are done
+					// (if we had just enqueued the resp_stream.collect directly in the background runner,
+					// the requests might have been put on hold in the background runner's queue,
+					// in which case they might timeout or otherwise fail)
+					let wait_finished_fut = tokio::spawn(async move {
+						resp_stream.collect::<Vec<Result<_, _>>>().await;
+					});
+					self.0.background.spawn(wait_finished_fut.map(|_| Ok(())));
+				}
 			}
 
-			if !resp_stream.is_empty() {
-				// Continue remaining requests in background.
-				// Continue the remaining requests immediately using tokio::spawn
-				// but enqueue a task in the background runner
-				// to ensure that the process won't exit until the requests are done
-				// (if we had just enqueued the resp_stream.collect directly in the background runner,
-				// the requests might have been put on hold in the background runner's queue,
-				// in which case they might timeout or otherwise fail)
-				let wait_finished_fut = tokio::spawn(async move {
-					resp_stream.collect::<Vec<Result<_, _>>>().await;
-				});
-				self.0.background.spawn(wait_finished_fut.map(|_| Ok(())));
+			if successes.len() >= quorum {
+				Ok(successes)
+			} else {
+				let errors = errors.iter().map(|e| format!("{}", e)).collect::<Vec<_>>();
+				Err(Error::Quorum(quorum, successes.len(), to.len(), errors))
 			}
 		}
-
-		if successes.len() >= quorum {
-			Ok(successes)
-		} else {
-			let errors = errors.iter().map(|e| format!("{}", e)).collect::<Vec<_>>();
-			Err(Error::Quorum(quorum, successes.len(), to.len(), errors))
-		}
+		.with_context(Context::current_with_span(span))
+		.await
 	}
 }
diff --git a/src/table/Cargo.toml b/src/table/Cargo.toml
index f6f9974d..bc09ca7c 100644
--- a/src/table/Cargo.toml
+++ b/src/table/Cargo.toml
@@ -22,7 +22,7 @@ opentelemetry = "0.17"
 async-trait = "0.1.7"
 bytes = "1.0"
 hexdump = "0.1"
-log = "0.4"
+tracing = "0.1.30"
 rand = "0.8"
 
 sled = "0.34"
diff --git a/src/table/data.rs b/src/table/data.rs
index 684afdcd..4293e395 100644
--- a/src/table/data.rs
+++ b/src/table/data.rs
@@ -1,7 +1,6 @@
 use core::borrow::Borrow;
 use std::sync::Arc;
 
-use log::warn;
 use serde_bytes::ByteBuf;
 use sled::Transactional;
 use tokio::sync::Notify;
diff --git a/src/table/lib.rs b/src/table/lib.rs
index e0920357..b0153e9a 100644
--- a/src/table/lib.rs
+++ b/src/table/lib.rs
@@ -2,7 +2,7 @@
 #![allow(clippy::comparison_chain)]
 
 #[macro_use]
-extern crate log;
+extern crate tracing;
 
 mod metrics;
 pub mod schema;
diff --git a/src/table/merkle.rs b/src/table/merkle.rs
index 5ec6ab61..93bf7e47 100644
--- a/src/table/merkle.rs
+++ b/src/table/merkle.rs
@@ -3,7 +3,6 @@ use std::time::Duration;
 
 use futures::select;
 use futures_util::future::*;
-use log::{debug, warn};
 use serde::{Deserialize, Serialize};
 use sled::transaction::{
 	ConflictableTransactionError, ConflictableTransactionResult, TransactionalTree,
diff --git a/src/util/Cargo.toml b/src/util/Cargo.toml
index d5200f98..717cd954 100644
--- a/src/util/Cargo.toml
+++ b/src/util/Cargo.toml
@@ -18,7 +18,7 @@ blake2 = "0.9"
 err-derive = "0.3"
 xxhash-rust = { version = "0.8", default-features = false, features = ["xxh3"] }
 hex = "0.4"
-log = "0.4"
+tracing = "0.1.30"
 rand = "0.8"
 sha2 = "0.9"
 
diff --git a/src/util/config.rs b/src/util/config.rs
index c88795e5..85a3f686 100644
--- a/src/util/config.rs
+++ b/src/util/config.rs
@@ -97,6 +97,8 @@ pub struct WebConfig {
 pub struct AdminConfig {
 	/// Address and port to bind for admin API serving
 	pub bind_addr: SocketAddr,
+	/// OTLP server to where to export traces
+	pub otlp_export_traces_to: Option<String>,
 }
 
 fn default_sled_cache_capacity() -> u64 {
diff --git a/src/util/lib.rs b/src/util/lib.rs
index 64874095..6856f656 100644
--- a/src/util/lib.rs
+++ b/src/util/lib.rs
@@ -1,7 +1,7 @@
 //! Crate containing common functions and types used in Garage
 
 #[macro_use]
-extern crate log;
+extern crate tracing;
 
 pub mod background;
 pub mod config;
diff --git a/src/web/Cargo.toml b/src/web/Cargo.toml
index 54211f5d..269e29a5 100644
--- a/src/web/Cargo.toml
+++ b/src/web/Cargo.toml
@@ -20,7 +20,7 @@ garage_util = { version = "0.6.0", path = "../util" }
 garage_table = { version = "0.6.0", path = "../table" }
 
 err-derive = "0.3"
-log = "0.4"
+tracing = "0.1.30"
 percent-encoding = "2.1.0"
 
 futures = "0.3"
diff --git a/src/web/lib.rs b/src/web/lib.rs
index c06492a3..9b7c8573 100644
--- a/src/web/lib.rs
+++ b/src/web/lib.rs
@@ -1,6 +1,6 @@
 //! Crate for handling web serving of s3 bucket
 #[macro_use]
-extern crate log;
+extern crate tracing;
 
 mod error;
 pub use error::Error;