From ed2653ae7dba9c072dcca1aed03b7cda0d910c85 Mon Sep 17 00:00:00 2001
From: Alex Auvolat <alex@adnab.me>
Date: Wed, 7 Dec 2022 15:35:12 +0100
Subject: First version of D53 that does something

First working version
---
 .drone.yml            |   40 ++
 .gitignore            |    3 +
 Cargo.lock            | 1178 +++++++++++++++++++++++++++++++++
 Cargo.nix             | 1754 +++++++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml            |   19 +
 flake.lock            |  108 +++
 flake.nix             |   36 +
 run_local.sh          |    8 +
 src/dns_config.rs     |  281 ++++++++
 src/dns_updater.rs    |   98 +++
 src/main.rs           |  143 ++++
 src/provider/gandi.rs |  102 +++
 src/provider/mod.rs   |   20 +
 13 files changed, 3790 insertions(+)
 create mode 100644 .drone.yml
 create mode 100644 .gitignore
 create mode 100644 Cargo.lock
 create mode 100644 Cargo.nix
 create mode 100644 Cargo.toml
 create mode 100644 flake.lock
 create mode 100644 flake.nix
 create mode 100755 run_local.sh
 create mode 100644 src/dns_config.rs
 create mode 100644 src/dns_updater.rs
 create mode 100644 src/main.rs
 create mode 100644 src/provider/gandi.rs
 create mode 100644 src/provider/mod.rs

diff --git a/.drone.yml b/.drone.yml
new file mode 100644
index 0000000..6e94c75
--- /dev/null
+++ b/.drone.yml
@@ -0,0 +1,40 @@
+---
+kind: pipeline
+name: default
+
+node:
+  nix-daemon: 1
+
+steps:
+  - name: check formatting
+    image: nixpkgs/nix:nixos-22.05
+    environment:
+      NIX_PATH: 'nixpkgs=channel:nixos-22.05'
+    commands:
+      - nix-shell -p cargo -p rustfmt --run 'cargo fmt -- --check'
+
+  - name: build
+    image: nixpkgs/nix:nixos-22.05
+    commands:
+      - nix build --extra-experimental-features nix-command --extra-experimental-features flakes .#debug.x86_64-linux.d53
+
+  - name: test
+    image: nixpkgs/nix:nixos-22.05
+    commands:
+      - nix build --extra-experimental-features nix-command --extra-experimental-features flakes .#test.x86_64-linux.d53
+      - ./result-bin/bin/d53-*
+
+trigger:
+  event:
+  - custom
+  - push
+  - pull_request
+  - tag
+  - cron
+
+
+---
+kind: signature
+hmac: 49cde53ec25364cc3b3f041092c8e658fe9252342253757d86814ca12d5cb0f7
+
+...
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..0573db0
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+/target
+result
+result-bin
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..e875449
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,1178 @@
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+name = "windows_i686_gnu"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fbeae19f6716841636c28d695375df17562ca208b2b7d0dc47635a50ae6c5de7"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "84c12f65daa39dd2babe6e442988fc329d6243fdce47d7d2d155b8d874862246"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf7b1b21b5362cbc318f686150e5bcea75ecedc74dd157d874d754a2ca44b0ed"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09d525d2ba30eeb3297665bd434a54297e4170c7f1a44cad4ef58095b4cd2028"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f40009d85759725a34da6d89a94e63d7bdc50a862acf0dbc7c8e488f1edcb6f5"
+
+[[package]]
+name = "winreg"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "80d0f4e272c85def139476380b12f9ac60926689dd2e01d4923222f40580869d"
+dependencies = [
+ "winapi",
+]
diff --git a/Cargo.nix b/Cargo.nix
new file mode 100644
index 0000000..3997242
--- /dev/null
+++ b/Cargo.nix
@@ -0,0 +1,1754 @@
+# This file was @generated by cargo2nix 0.11.0.
+# It is not intended to be manually edited.
+
+args@{
+  release ? true,
+  rootFeatures ? [
+    "d53/default"
+  ],
+  rustPackages,
+  buildRustPackages,
+  hostPlatform,
+  hostPlatformCpu ? null,
+  hostPlatformFeatures ? [],
+  target ? null,
+  codegenOpts ? null,
+  profileOpts ? null,
+  rustcLinkFlags ? null,
+  rustcBuildFlags ? null,
+  mkRustCrate,
+  rustLib,
+  lib,
+  workspaceSrc,
+  ignoreLockHash,
+}:
+let
+  nixifiedLockHash = "ce1b5ea9212fc4f42bd5b6ee7a8f7be7921b956d0ec654ebdf4c3d86503114d6";
+  workspaceSrc = if args.workspaceSrc == null then ./. else args.workspaceSrc;
+  currentLockHash = builtins.hashFile "sha256" (workspaceSrc + /Cargo.lock);
+  lockHashIgnored = if ignoreLockHash
+                  then builtins.trace "Ignoring lock hash" ignoreLockHash
+                  else ignoreLockHash;
+in if !lockHashIgnored && (nixifiedLockHash != currentLockHash) then
+  throw ("Cargo.nix ${nixifiedLockHash} is out of sync with Cargo.lock ${currentLockHash}")
+else let
+  inherit (rustLib) fetchCratesIo fetchCrateLocal fetchCrateGit fetchCrateAlternativeRegistry expandFeatures decideProfile genDrvsByProfile;
+  profilesByName = {
+  };
+  rootFeatures' = expandFeatures rootFeatures;
+  overridableMkRustCrate = f:
+    let
+      drvs = genDrvsByProfile profilesByName ({ profile, profileName }: mkRustCrate ({ inherit release profile hostPlatformCpu hostPlatformFeatures target profileOpts codegenOpts rustcLinkFlags rustcBuildFlags; } // (f profileName)));
+    in { compileMode ? null, profileName ? decideProfile compileMode release }:
+      let drv = drvs.${profileName}; in if compileMode == null then drv else drv.override { inherit compileMode; };
+in
+{
+  cargo2nixVersion = "0.11.0";
+  workspace = {
+    d53 = rustPackages.unknown.d53."0.1.0";
+  };
+  "registry+https://github.com/rust-lang/crates.io-index".aho-corasick."0.7.20" = overridableMkRustCrate (profileName: rec {
+    name = "aho-corasick";
+    version = "0.7.20";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
+    ];
+    dependencies = {
+      memchr = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".memchr."2.5.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".ansi_term."0.12.1" = overridableMkRustCrate (profileName: rec {
+    name = "ansi_term";
+    version = "0.12.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "d52a9bb7ec0cf484c551830a7ce27bd20d67eac647e1befb56b0be4ee39a55d2"; };
+    dependencies = {
+      ${ if hostPlatform.parsed.kernel.name == "windows" then "winapi" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".winapi."0.3.9" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".anyhow."1.0.66" = overridableMkRustCrate (profileName: rec {
+    name = "anyhow";
+    version = "1.0.66";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "216261ddc8289130e551ddcd5ce8a064710c0d064a4d2895c67151c92b5443f6"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".async-trait."0.1.59" = overridableMkRustCrate (profileName: rec {
+    name = "async-trait";
+    version = "0.1.59";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "31e6e93155431f3931513b243d371981bb2770112b370c82745a1d19d2f99364"; };
+    dependencies = {
+      proc_macro2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.47" { inherit profileName; }).out;
+      quote = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.21" { inherit profileName; }).out;
+      syn = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".syn."1.0.105" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".atty."0.2.14" = overridableMkRustCrate (profileName: rec {
+    name = "atty";
+    version = "0.2.14";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"; };
+    dependencies = {
+      ${ if hostPlatform.parsed.kernel.name == "hermit" then "hermit_abi" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".hermit-abi."0.1.19" { inherit profileName; }).out;
+      ${ if hostPlatform.isUnix then "libc" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.138" { inherit profileName; }).out;
+      ${ if hostPlatform.isWindows then "winapi" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".winapi."0.3.9" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".autocfg."1.1.0" = overridableMkRustCrate (profileName: rec {
+    name = "autocfg";
+    version = "1.1.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".base64."0.13.1" = overridableMkRustCrate (profileName: rec {
+    name = "base64";
+    version = "0.13.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".bitflags."1.3.2" = overridableMkRustCrate (profileName: rec {
+    name = "bitflags";
+    version = "1.3.2";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"; };
+    features = builtins.concatLists [
+      [ "default" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".bumpalo."3.11.1" = overridableMkRustCrate (profileName: rec {
+    name = "bumpalo";
+    version = "3.11.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "572f695136211188308f16ad2ca5c851a712c464060ae6974944458eb83880ba"; };
+    features = builtins.concatLists [
+      [ "default" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".bytes."1.3.0" = overridableMkRustCrate (profileName: rec {
+    name = "bytes";
+    version = "1.3.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "dfb24e866b15a1af2a1b663f10c6b6b8f397a84aadb828f12e5b289ec23a3a3c"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".cc."1.0.77" = overridableMkRustCrate (profileName: rec {
+    name = "cc";
+    version = "1.0.77";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "e9f73505338f7d905b19d18738976aae232eb46b8efc15554ffc56deb5d9ebe4"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".cfg-if."1.0.0" = overridableMkRustCrate (profileName: rec {
+    name = "cfg-if";
+    version = "1.0.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".clap."2.34.0" = overridableMkRustCrate (profileName: rec {
+    name = "clap";
+    version = "2.34.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "a0610544180c38b88101fecf2dd634b174a62eef6946f84dfc6a7127512b381c"; };
+    features = builtins.concatLists [
+      [ "ansi_term" ]
+      [ "atty" ]
+      [ "color" ]
+      [ "default" ]
+      [ "strsim" ]
+      [ "suggestions" ]
+      [ "vec_map" ]
+    ];
+    dependencies = {
+      ${ if !hostPlatform.isWindows then "ansi_term" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".ansi_term."0.12.1" { inherit profileName; }).out;
+      atty = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".atty."0.2.14" { inherit profileName; }).out;
+      bitflags = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".bitflags."1.3.2" { inherit profileName; }).out;
+      strsim = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".strsim."0.8.0" { inherit profileName; }).out;
+      textwrap = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".textwrap."0.11.0" { inherit profileName; }).out;
+      unicode_width = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".unicode-width."0.1.10" { inherit profileName; }).out;
+      vec_map = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".vec_map."0.8.2" { inherit profileName; }).out;
+    };
+  });
+  
+  "unknown".d53."0.1.0" = overridableMkRustCrate (profileName: rec {
+    name = "d53";
+    version = "0.1.0";
+    registry = "unknown";
+    src = fetchCrateLocal workspaceSrc;
+    dependencies = {
+      anyhow = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".anyhow."1.0.66" { inherit profileName; }).out;
+      async_trait = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".async-trait."0.1.59" { profileName = "__noProfile"; }).out;
+      df_consul = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".df-consul."0.1.0" { inherit profileName; }).out;
+      futures = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures."0.3.25" { inherit profileName; }).out;
+      log = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.17" { inherit profileName; }).out;
+      pretty_env_logger = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".pretty_env_logger."0.4.0" { inherit profileName; }).out;
+      reqwest = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".reqwest."0.11.13" { inherit profileName; }).out;
+      serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde."1.0.149" { inherit profileName; }).out;
+      structopt = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".structopt."0.3.26" { inherit profileName; }).out;
+      tokio = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.23.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".df-consul."0.1.0" = overridableMkRustCrate (profileName: rec {
+    name = "df-consul";
+    version = "0.1.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "5ec5111d5daddfbab491780564dc8270c29c90553fab98d677489600a8623c76"; };
+    dependencies = {
+      anyhow = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".anyhow."1.0.66" { inherit profileName; }).out;
+      bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".bytes."1.3.0" { inherit profileName; }).out;
+      log = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.17" { inherit profileName; }).out;
+      reqwest = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".reqwest."0.11.13" { inherit profileName; }).out;
+      serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde."1.0.149" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".encoding_rs."0.8.31" = overridableMkRustCrate (profileName: rec {
+    name = "encoding_rs";
+    version = "0.8.31";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "9852635589dc9f9ea1b6fe9f05b50ef208c85c834a562f0c6abb1c475736ec2b"; };
+    features = builtins.concatLists [
+      [ "alloc" ]
+      [ "default" ]
+    ];
+    dependencies = {
+      cfg_if = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".cfg-if."1.0.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".env_logger."0.7.1" = overridableMkRustCrate (profileName: rec {
+    name = "env_logger";
+    version = "0.7.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "44533bbbb3bb3c1fa17d9f2e4e38bbbaf8396ba82193c4cb1b6445d711445d36"; };
+    features = builtins.concatLists [
+      [ "atty" ]
+      [ "default" ]
+      [ "humantime" ]
+      [ "regex" ]
+      [ "termcolor" ]
+    ];
+    dependencies = {
+      atty = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".atty."0.2.14" { inherit profileName; }).out;
+      humantime = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".humantime."1.3.0" { inherit profileName; }).out;
+      log = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.17" { inherit profileName; }).out;
+      regex = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".regex."1.7.0" { inherit profileName; }).out;
+      termcolor = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".termcolor."1.1.3" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".fnv."1.0.7" = overridableMkRustCrate (profileName: rec {
+    name = "fnv";
+    version = "1.0.7";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".form_urlencoded."1.1.0" = overridableMkRustCrate (profileName: rec {
+    name = "form_urlencoded";
+    version = "1.1.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "a9c384f161156f5260c24a097c56119f9be8c798586aecc13afbcbe7b7e26bf8"; };
+    dependencies = {
+      percent_encoding = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".percent-encoding."2.2.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".futures."0.3.25" = overridableMkRustCrate (profileName: rec {
+    name = "futures";
+    version = "0.3.25";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "38390104763dc37a5145a53c29c63c1290b5d316d6086ec32c293f6736051bb0"; };
+    features = builtins.concatLists [
+      [ "alloc" ]
+      [ "async-await" ]
+      [ "default" ]
+      [ "executor" ]
+      [ "futures-executor" ]
+      [ "std" ]
+    ];
+    dependencies = {
+      futures_channel = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-channel."0.3.25" { inherit profileName; }).out;
+      futures_core = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.25" { inherit profileName; }).out;
+      futures_executor = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-executor."0.3.25" { inherit profileName; }).out;
+      futures_io = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-io."0.3.25" { inherit profileName; }).out;
+      futures_sink = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-sink."0.3.25" { inherit profileName; }).out;
+      futures_task = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-task."0.3.25" { inherit profileName; }).out;
+      futures_util = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.25" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".futures-channel."0.3.25" = overridableMkRustCrate (profileName: rec {
+    name = "futures-channel";
+    version = "0.3.25";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "52ba265a92256105f45b719605a571ffe2d1f0fea3807304b522c1d778f79eed"; };
+    features = builtins.concatLists [
+      [ "alloc" ]
+      [ "default" ]
+      [ "futures-sink" ]
+      [ "sink" ]
+      [ "std" ]
+    ];
+    dependencies = {
+      futures_core = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.25" { inherit profileName; }).out;
+      futures_sink = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-sink."0.3.25" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.25" = overridableMkRustCrate (profileName: rec {
+    name = "futures-core";
+    version = "0.3.25";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "04909a7a7e4633ae6c4a9ab280aeb86da1236243a77b694a49eacd659a4bd3ac"; };
+    features = builtins.concatLists [
+      [ "alloc" ]
+      [ "default" ]
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".futures-executor."0.3.25" = overridableMkRustCrate (profileName: rec {
+    name = "futures-executor";
+    version = "0.3.25";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "7acc85df6714c176ab5edf386123fafe217be88c0840ec11f199441134a074e2"; };
+    features = builtins.concatLists [
+      [ "std" ]
+    ];
+    dependencies = {
+      futures_core = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.25" { inherit profileName; }).out;
+      futures_task = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-task."0.3.25" { inherit profileName; }).out;
+      futures_util = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.25" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".futures-io."0.3.25" = overridableMkRustCrate (profileName: rec {
+    name = "futures-io";
+    version = "0.3.25";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "00f5fb52a06bdcadeb54e8d3671f8888a39697dcb0b81b23b55174030427f4eb"; };
+    features = builtins.concatLists [
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".futures-macro."0.3.25" = overridableMkRustCrate (profileName: rec {
+    name = "futures-macro";
+    version = "0.3.25";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "bdfb8ce053d86b91919aad980c220b1fb8401a9394410e1c289ed7e66b61835d"; };
+    dependencies = {
+      proc_macro2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.47" { inherit profileName; }).out;
+      quote = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.21" { inherit profileName; }).out;
+      syn = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".syn."1.0.105" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".futures-sink."0.3.25" = overridableMkRustCrate (profileName: rec {
+    name = "futures-sink";
+    version = "0.3.25";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "39c15cf1a4aa79df40f1bb462fb39676d0ad9e366c2a33b590d7c66f4f81fcf9"; };
+    features = builtins.concatLists [
+      [ "alloc" ]
+      [ "default" ]
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".futures-task."0.3.25" = overridableMkRustCrate (profileName: rec {
+    name = "futures-task";
+    version = "0.3.25";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "2ffb393ac5d9a6eaa9d3fdf37ae2776656b706e200c8e16b1bdb227f5198e6ea"; };
+    features = builtins.concatLists [
+      [ "alloc" ]
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.25" = overridableMkRustCrate (profileName: rec {
+    name = "futures-util";
+    version = "0.3.25";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "197676987abd2f9cadff84926f410af1c183608d36641465df73ae8211dc65d6"; };
+    features = builtins.concatLists [
+      [ "alloc" ]
+      [ "async-await" ]
+      [ "async-await-macro" ]
+      [ "channel" ]
+      [ "futures-channel" ]
+      [ "futures-io" ]
+      [ "futures-macro" ]
+      [ "futures-sink" ]
+      [ "io" ]
+      [ "memchr" ]
+      [ "sink" ]
+      [ "slab" ]
+      [ "std" ]
+    ];
+    dependencies = {
+      futures_channel = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-channel."0.3.25" { inherit profileName; }).out;
+      futures_core = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.25" { inherit profileName; }).out;
+      futures_io = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-io."0.3.25" { inherit profileName; }).out;
+      futures_macro = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-macro."0.3.25" { profileName = "__noProfile"; }).out;
+      futures_sink = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-sink."0.3.25" { inherit profileName; }).out;
+      futures_task = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-task."0.3.25" { inherit profileName; }).out;
+      memchr = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".memchr."2.5.0" { inherit profileName; }).out;
+      pin_project_lite = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.9" { inherit profileName; }).out;
+      pin_utils = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-utils."0.1.0" { inherit profileName; }).out;
+      slab = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".slab."0.4.7" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".h2."0.3.15" = overridableMkRustCrate (profileName: rec {
+    name = "h2";
+    version = "0.3.15";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "5f9f29bc9dda355256b2916cf526ab02ce0aeaaaf2bad60d65ef3f12f11dd0f4"; };
+    dependencies = {
+      bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".bytes."1.3.0" { inherit profileName; }).out;
+      fnv = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".fnv."1.0.7" { inherit profileName; }).out;
+      futures_core = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.25" { inherit profileName; }).out;
+      futures_sink = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-sink."0.3.25" { inherit profileName; }).out;
+      futures_util = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.25" { inherit profileName; }).out;
+      http = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.8" { inherit profileName; }).out;
+      indexmap = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".indexmap."1.9.2" { inherit profileName; }).out;
+      slab = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".slab."0.4.7" { inherit profileName; }).out;
+      tokio = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.23.0" { inherit profileName; }).out;
+      tokio_util = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-util."0.7.4" { inherit profileName; }).out;
+      tracing = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.37" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".hashbrown."0.12.3" = overridableMkRustCrate (profileName: rec {
+    name = "hashbrown";
+    version = "0.12.3";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"; };
+    features = builtins.concatLists [
+      [ "raw" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".heck."0.3.3" = overridableMkRustCrate (profileName: rec {
+    name = "heck";
+    version = "0.3.3";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "6d621efb26863f0e9924c6ac577e8275e5e6b77455db64ffa6c65c904e9e132c"; };
+    dependencies = {
+      unicode_segmentation = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".unicode-segmentation."1.10.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".hermit-abi."0.1.19" = overridableMkRustCrate (profileName: rec {
+    name = "hermit-abi";
+    version = "0.1.19";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"; };
+    features = builtins.concatLists [
+      [ "default" ]
+    ];
+    dependencies = {
+      libc = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.138" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".http."0.2.8" = overridableMkRustCrate (profileName: rec {
+    name = "http";
+    version = "0.2.8";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "75f43d41e26995c17e71ee126451dd3941010b0514a81a9d11f3b341debc2399"; };
+    dependencies = {
+      bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".bytes."1.3.0" { inherit profileName; }).out;
+      fnv = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".fnv."1.0.7" { inherit profileName; }).out;
+      itoa = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".itoa."1.0.4" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".http-body."0.4.5" = overridableMkRustCrate (profileName: rec {
+    name = "http-body";
+    version = "0.4.5";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "d5f38f16d184e36f2408a55281cd658ecbd3ca05cce6d6510a176eca393e26d1"; };
+    dependencies = {
+      bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".bytes."1.3.0" { inherit profileName; }).out;
+      http = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.8" { inherit profileName; }).out;
+      pin_project_lite = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.9" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".httparse."1.8.0" = overridableMkRustCrate (profileName: rec {
+    name = "httparse";
+    version = "1.8.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "d897f394bad6a705d5f4104762e116a75639e470d80901eed05a860a95cb1904"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".httpdate."1.0.2" = overridableMkRustCrate (profileName: rec {
+    name = "httpdate";
+    version = "1.0.2";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "c4a1e36c821dbe04574f602848a19f742f4fb3c98d40449f11bcad18d6b17421"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".humantime."1.3.0" = overridableMkRustCrate (profileName: rec {
+    name = "humantime";
+    version = "1.3.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "df004cfca50ef23c36850aaaa59ad52cc70d0e90243c3c7737a4dd32dc7a3c4f"; };
+    dependencies = {
+      quick_error = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".quick-error."1.2.3" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.23" = overridableMkRustCrate (profileName: rec {
+    name = "hyper";
+    version = "0.14.23";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "034711faac9d2166cb1baf1a2fb0b60b1f277f8492fd72176c17f3515e1abd3c"; };
+    features = builtins.concatLists [
+      [ "client" ]
+      [ "h2" ]
+      [ "http1" ]
+      [ "http2" ]
+      [ "runtime" ]
+      [ "socket2" ]
+      [ "tcp" ]
+    ];
+    dependencies = {
+      bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".bytes."1.3.0" { inherit profileName; }).out;
+      futures_channel = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-channel."0.3.25" { inherit profileName; }).out;
+      futures_core = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.25" { inherit profileName; }).out;
+      futures_util = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.25" { inherit profileName; }).out;
+      h2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".h2."0.3.15" { inherit profileName; }).out;
+      http = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.8" { inherit profileName; }).out;
+      http_body = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".http-body."0.4.5" { inherit profileName; }).out;
+      httparse = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".httparse."1.8.0" { inherit profileName; }).out;
+      httpdate = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".httpdate."1.0.2" { inherit profileName; }).out;
+      itoa = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".itoa."1.0.4" { inherit profileName; }).out;
+      pin_project_lite = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.9" { inherit profileName; }).out;
+      socket2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".socket2."0.4.7" { inherit profileName; }).out;
+      tokio = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.23.0" { inherit profileName; }).out;
+      tower_service = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tower-service."0.3.2" { inherit profileName; }).out;
+      tracing = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.37" { inherit profileName; }).out;
+      want = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".want."0.3.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".hyper-rustls."0.23.1" = overridableMkRustCrate (profileName: rec {
+    name = "hyper-rustls";
+    version = "0.23.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "59df7c4e19c950e6e0e868dcc0a300b09a9b88e9ec55bd879ca819087a77355d"; };
+    dependencies = {
+      http = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.8" { inherit profileName; }).out;
+      hyper = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.23" { inherit profileName; }).out;
+      rustls = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rustls."0.20.7" { inherit profileName; }).out;
+      tokio = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.23.0" { inherit profileName; }).out;
+      tokio_rustls = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-rustls."0.23.4" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".idna."0.3.0" = overridableMkRustCrate (profileName: rec {
+    name = "idna";
+    version = "0.3.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "e14ddfc70884202db2244c223200c204c2bda1bc6e0998d11b5e024d657209e6"; };
+    dependencies = {
+      unicode_bidi = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".unicode-bidi."0.3.8" { inherit profileName; }).out;
+      unicode_normalization = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".unicode-normalization."0.1.22" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".indexmap."1.9.2" = overridableMkRustCrate (profileName: rec {
+    name = "indexmap";
+    version = "1.9.2";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "1885e79c1fc4b10f0e172c475f458b7f7b93061064d98c3293e98c5ba0c8b399"; };
+    features = builtins.concatLists [
+      [ "std" ]
+    ];
+    dependencies = {
+      hashbrown = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".hashbrown."0.12.3" { inherit profileName; }).out;
+    };
+    buildDependencies = {
+      autocfg = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".autocfg."1.1.0" { profileName = "__noProfile"; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".ipnet."2.5.1" = overridableMkRustCrate (profileName: rec {
+    name = "ipnet";
+    version = "2.5.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "f88c5561171189e69df9d98bcf18fd5f9558300f7ea7b801eb8a0fd748bd8745"; };
+    features = builtins.concatLists [
+      [ "default" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".itoa."1.0.4" = overridableMkRustCrate (profileName: rec {
+    name = "itoa";
+    version = "1.0.4";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "4217ad341ebadf8d8e724e264f13e593e0648f5b3e94b3896a5df283be015ecc"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".js-sys."0.3.60" = overridableMkRustCrate (profileName: rec {
+    name = "js-sys";
+    version = "0.3.60";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "49409df3e3bf0856b916e2ceaca09ee28e6871cf7d9ce97a692cacfdb2a25a47"; };
+    dependencies = {
+      wasm_bindgen = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen."0.2.83" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".lazy_static."1.4.0" = overridableMkRustCrate (profileName: rec {
+    name = "lazy_static";
+    version = "1.4.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".libc."0.2.138" = overridableMkRustCrate (profileName: rec {
+    name = "libc";
+    version = "0.2.138";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "db6d7e329c562c5dfab7a46a2afabc8b987ab9a4834c9d1ca04dc54c1546cef8"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".log."0.4.17" = overridableMkRustCrate (profileName: rec {
+    name = "log";
+    version = "0.4.17";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"; };
+    features = builtins.concatLists [
+      [ "std" ]
+    ];
+    dependencies = {
+      cfg_if = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".cfg-if."1.0.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".memchr."2.5.0" = overridableMkRustCrate (profileName: rec {
+    name = "memchr";
+    version = "2.5.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".mime."0.3.16" = overridableMkRustCrate (profileName: rec {
+    name = "mime";
+    version = "0.3.16";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".mio."0.8.5" = overridableMkRustCrate (profileName: rec {
+    name = "mio";
+    version = "0.8.5";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "e5d732bc30207a6423068df043e3d02e0735b155ad7ce1a6f76fe2baa5b158de"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "net" ]
+      [ "os-ext" ]
+      [ "os-poll" ]
+    ];
+    dependencies = {
+      ${ if hostPlatform.isUnix || hostPlatform.parsed.kernel.name == "wasi" then "libc" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.138" { inherit profileName; }).out;
+      log = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.17" { inherit profileName; }).out;
+      ${ if hostPlatform.parsed.kernel.name == "wasi" then "wasi" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".wasi."0.11.0+wasi-snapshot-preview1" { inherit profileName; }).out;
+      ${ if hostPlatform.isWindows then "windows_sys" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows-sys."0.42.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".num_cpus."1.14.0" = overridableMkRustCrate (profileName: rec {
+    name = "num_cpus";
+    version = "1.14.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "f6058e64324c71e02bc2b150e4f3bc8286db6c83092132ffa3f6b1eab0f9def5"; };
+    dependencies = {
+      ${ if (hostPlatform.parsed.cpu.name == "x86_64" || hostPlatform.parsed.cpu.name == "aarch64") && hostPlatform.parsed.kernel.name == "hermit" then "hermit_abi" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".hermit-abi."0.1.19" { inherit profileName; }).out;
+      ${ if !hostPlatform.isWindows then "libc" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.138" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".once_cell."1.16.0" = overridableMkRustCrate (profileName: rec {
+    name = "once_cell";
+    version = "1.16.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "86f0b0d4bf799edbc74508c1e8bf170ff5f41238e5f8225603ca7caaae2b7860"; };
+    features = builtins.concatLists [
+      [ "alloc" ]
+      [ "default" ]
+      [ "race" ]
+      [ "std" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".percent-encoding."2.2.0" = overridableMkRustCrate (profileName: rec {
+    name = "percent-encoding";
+    version = "2.2.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "478c572c3d73181ff3c2539045f6eb99e5491218eae919370993b890cdbdd98e"; };
+    features = builtins.concatLists [
+      [ "alloc" ]
+      [ "default" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.9" = overridableMkRustCrate (profileName: rec {
+    name = "pin-project-lite";
+    version = "0.2.9";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "e0a7ae3ac2f1173085d398531c705756c94a4c56843785df85a60c1a0afac116"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".pin-utils."0.1.0" = overridableMkRustCrate (profileName: rec {
+    name = "pin-utils";
+    version = "0.1.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".pretty_env_logger."0.4.0" = overridableMkRustCrate (profileName: rec {
+    name = "pretty_env_logger";
+    version = "0.4.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "926d36b9553851b8b0005f1275891b392ee4d2d833852c417ed025477350fb9d"; };
+    dependencies = {
+      env_logger = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".env_logger."0.7.1" { inherit profileName; }).out;
+      log = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.17" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".proc-macro-error."1.0.4" = overridableMkRustCrate (profileName: rec {
+    name = "proc-macro-error";
+    version = "1.0.4";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "syn" ]
+      [ "syn-error" ]
+    ];
+    dependencies = {
+      proc_macro_error_attr = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro-error-attr."1.0.4" { profileName = "__noProfile"; }).out;
+      proc_macro2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.47" { inherit profileName; }).out;
+      quote = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.21" { inherit profileName; }).out;
+      syn = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".syn."1.0.105" { inherit profileName; }).out;
+    };
+    buildDependencies = {
+      version_check = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".version_check."0.9.4" { profileName = "__noProfile"; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".proc-macro-error-attr."1.0.4" = overridableMkRustCrate (profileName: rec {
+    name = "proc-macro-error-attr";
+    version = "1.0.4";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"; };
+    dependencies = {
+      proc_macro2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.47" { inherit profileName; }).out;
+      quote = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.21" { inherit profileName; }).out;
+    };
+    buildDependencies = {
+      version_check = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".version_check."0.9.4" { profileName = "__noProfile"; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.47" = overridableMkRustCrate (profileName: rec {
+    name = "proc-macro2";
+    version = "1.0.47";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "5ea3d908b0e36316caf9e9e2c4625cdde190a7e6f440d794667ed17a1855e725"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "proc-macro" ]
+    ];
+    dependencies = {
+      unicode_ident = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".unicode-ident."1.0.5" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".quick-error."1.2.3" = overridableMkRustCrate (profileName: rec {
+    name = "quick-error";
+    version = "1.2.3";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".quote."1.0.21" = overridableMkRustCrate (profileName: rec {
+    name = "quote";
+    version = "1.0.21";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "bbe448f377a7d6961e30f5955f9b8d106c3f5e449d493ee1b125c1d43c2b5179"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "proc-macro" ]
+    ];
+    dependencies = {
+      proc_macro2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.47" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".regex."1.7.0" = overridableMkRustCrate (profileName: rec {
+    name = "regex";
+    version = "1.7.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "e076559ef8e241f2ae3479e36f97bd5741c0330689e217ad51ce2c76808b868a"; };
+    features = builtins.concatLists [
+      [ "aho-corasick" ]
+      [ "default" ]
+      [ "memchr" ]
+      [ "perf" ]
+      [ "perf-cache" ]
+      [ "perf-dfa" ]
+      [ "perf-inline" ]
+      [ "perf-literal" ]
+      [ "std" ]
+      [ "unicode" ]
+      [ "unicode-age" ]
+      [ "unicode-bool" ]
+      [ "unicode-case" ]
+      [ "unicode-gencat" ]
+      [ "unicode-perl" ]
+      [ "unicode-script" ]
+      [ "unicode-segment" ]
+    ];
+    dependencies = {
+      aho_corasick = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".aho-corasick."0.7.20" { inherit profileName; }).out;
+      memchr = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".memchr."2.5.0" { inherit profileName; }).out;
+      regex_syntax = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".regex-syntax."0.6.28" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".regex-syntax."0.6.28" = overridableMkRustCrate (profileName: rec {
+    name = "regex-syntax";
+    version = "0.6.28";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "unicode" ]
+      [ "unicode-age" ]
+      [ "unicode-bool" ]
+      [ "unicode-case" ]
+      [ "unicode-gencat" ]
+      [ "unicode-perl" ]
+      [ "unicode-script" ]
+      [ "unicode-segment" ]
+    ];
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".reqwest."0.11.13" = overridableMkRustCrate (profileName: rec {
+    name = "reqwest";
+    version = "0.11.13";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "68cc60575865c7831548863cc02356512e3f1dc2f3f82cb837d7fc4cc8f3c97c"; };
+    features = builtins.concatLists [
+      [ "__rustls" ]
+      [ "__tls" ]
+      [ "hyper-rustls" ]
+      [ "json" ]
+      [ "rustls" ]
+      [ "rustls-pemfile" ]
+      [ "rustls-tls-manual-roots" ]
+      [ "rustls-tls-webpki-roots" ]
+      [ "serde_json" ]
+      [ "tokio-rustls" ]
+      [ "webpki-roots" ]
+    ];
+    dependencies = {
+      base64 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".base64."0.13.1" { inherit profileName; }).out;
+      bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".bytes."1.3.0" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "encoding_rs" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".encoding_rs."0.8.31" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "futures_core" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.25" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "futures_util" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-util."0.3.25" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "h2" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".h2."0.3.15" { inherit profileName; }).out;
+      http = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".http."0.2.8" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "http_body" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".http-body."0.4.5" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "hyper" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper."0.14.23" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "hyper_rustls" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".hyper-rustls."0.23.1" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "ipnet" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".ipnet."2.5.1" { inherit profileName; }).out;
+      ${ if hostPlatform.parsed.cpu.name == "wasm32" then "js_sys" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".js-sys."0.3.60" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "log" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.17" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "mime" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".mime."0.3.16" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "once_cell" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".once_cell."1.16.0" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "percent_encoding" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".percent-encoding."2.2.0" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "pin_project_lite" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.9" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "rustls" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rustls."0.20.7" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "rustls_pemfile" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rustls-pemfile."1.0.1" { inherit profileName; }).out;
+      serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde."1.0.149" { inherit profileName; }).out;
+      serde_json = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_json."1.0.89" { inherit profileName; }).out;
+      serde_urlencoded = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_urlencoded."0.7.1" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "tokio" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.23.0" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "tokio_rustls" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-rustls."0.23.4" { inherit profileName; }).out;
+      tower_service = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tower-service."0.3.2" { inherit profileName; }).out;
+      url = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".url."2.3.1" { inherit profileName; }).out;
+      ${ if hostPlatform.parsed.cpu.name == "wasm32" then "wasm_bindgen" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen."0.2.83" { inherit profileName; }).out;
+      ${ if hostPlatform.parsed.cpu.name == "wasm32" then "wasm_bindgen_futures" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen-futures."0.4.33" { inherit profileName; }).out;
+      ${ if hostPlatform.parsed.cpu.name == "wasm32" then "web_sys" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".web-sys."0.3.60" { inherit profileName; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32") then "webpki_roots" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".webpki-roots."0.22.5" { inherit profileName; }).out;
+      ${ if hostPlatform.isWindows then "winreg" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".winreg."0.10.1" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".ring."0.16.20" = overridableMkRustCrate (profileName: rec {
+    name = "ring";
+    version = "0.16.20";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "3053cf52e236a3ed746dfc745aa9cacf1b791d846bdaf412f60a8d7d6e17c8fc"; };
+    features = builtins.concatLists [
+      [ "alloc" ]
+      [ "default" ]
+      [ "dev_urandom_fallback" ]
+      [ "once_cell" ]
+    ];
+    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."0.2.138" { inherit profileName; }).out;
+      ${ 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."1.16.0" { inherit profileName; }).out;
+      ${ 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; }).out;
+      untrusted = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".untrusted."0.7.1" { inherit profileName; }).out;
+      ${ 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."0.3.60" { inherit profileName; }).out;
+      ${ if hostPlatform.parsed.kernel.name == "windows" then "winapi" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".winapi."0.3.9" { inherit profileName; }).out;
+    };
+    buildDependencies = {
+      cc = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".cc."1.0.77" { profileName = "__noProfile"; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".rustls."0.20.7" = overridableMkRustCrate (profileName: rec {
+    name = "rustls";
+    version = "0.20.7";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "539a2bfe908f471bfa933876bd1eb6a19cf2176d375f82ef7f99530a40e48c2c"; };
+    features = builtins.concatLists [
+      [ "dangerous_configuration" ]
+      [ "default" ]
+      [ "log" ]
+      [ "logging" ]
+      [ "tls12" ]
+    ];
+    dependencies = {
+      log = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.17" { inherit profileName; }).out;
+      ring = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".ring."0.16.20" { inherit profileName; }).out;
+      sct = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".sct."0.7.0" { inherit profileName; }).out;
+      webpki = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".webpki."0.22.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".rustls-pemfile."1.0.1" = overridableMkRustCrate (profileName: rec {
+    name = "rustls-pemfile";
+    version = "1.0.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "0864aeff53f8c05aa08d86e5ef839d3dfcf07aeba2db32f12db0ef716e87bd55"; };
+    dependencies = {
+      base64 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".base64."0.13.1" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".ryu."1.0.11" = overridableMkRustCrate (profileName: rec {
+    name = "ryu";
+    version = "1.0.11";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "4501abdff3ae82a1c1b477a17252eb69cee9e66eb915c1abaa4f44d873df9f09"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".sct."0.7.0" = overridableMkRustCrate (profileName: rec {
+    name = "sct";
+    version = "0.7.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "d53dcdb7c9f8158937a7981b48accfd39a43af418591a5d008c7b22b5e1b7ca4"; };
+    dependencies = {
+      ring = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".ring."0.16.20" { inherit profileName; }).out;
+      untrusted = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".untrusted."0.7.1" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".serde."1.0.149" = overridableMkRustCrate (profileName: rec {
+    name = "serde";
+    version = "1.0.149";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "256b9932320c590e707b94576e3cc1f7c9024d0ee6612dfbcf1cb106cbe8e055"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "derive" ]
+      [ "serde_derive" ]
+      [ "std" ]
+    ];
+    dependencies = {
+      serde_derive = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_derive."1.0.149" { profileName = "__noProfile"; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".serde_derive."1.0.149" = overridableMkRustCrate (profileName: rec {
+    name = "serde_derive";
+    version = "1.0.149";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "b4eae9b04cbffdfd550eb462ed33bc6a1b68c935127d008b27444d08380f94e4"; };
+    features = builtins.concatLists [
+      [ "default" ]
+    ];
+    dependencies = {
+      proc_macro2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.47" { inherit profileName; }).out;
+      quote = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.21" { inherit profileName; }).out;
+      syn = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".syn."1.0.105" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".serde_json."1.0.89" = overridableMkRustCrate (profileName: rec {
+    name = "serde_json";
+    version = "1.0.89";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "020ff22c755c2ed3f8cf162dbb41a7268d934702f3ed3631656ea597e08fc3db"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
+    ];
+    dependencies = {
+      itoa = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".itoa."1.0.4" { inherit profileName; }).out;
+      ryu = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".ryu."1.0.11" { inherit profileName; }).out;
+      serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde."1.0.149" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".serde_urlencoded."0.7.1" = overridableMkRustCrate (profileName: rec {
+    name = "serde_urlencoded";
+    version = "0.7.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "d3491c14715ca2294c4d6a88f15e84739788c1d030eed8c110436aafdaa2f3fd"; };
+    dependencies = {
+      form_urlencoded = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".form_urlencoded."1.1.0" { inherit profileName; }).out;
+      itoa = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".itoa."1.0.4" { inherit profileName; }).out;
+      ryu = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".ryu."1.0.11" { inherit profileName; }).out;
+      serde = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde."1.0.149" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".signal-hook-registry."1.4.0" = overridableMkRustCrate (profileName: rec {
+    name = "signal-hook-registry";
+    version = "1.4.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "e51e73328dc4ac0c7ccbda3a494dfa03df1de2f46018127f60c693f2648455b0"; };
+    dependencies = {
+      libc = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.138" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".slab."0.4.7" = overridableMkRustCrate (profileName: rec {
+    name = "slab";
+    version = "0.4.7";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "4614a76b2a8be0058caa9dbbaf66d988527d86d003c11a94fbd335d7661edcef"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
+    ];
+    buildDependencies = {
+      autocfg = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".autocfg."1.1.0" { profileName = "__noProfile"; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".socket2."0.4.7" = overridableMkRustCrate (profileName: rec {
+    name = "socket2";
+    version = "0.4.7";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "02e2d2db9033d13a1567121ddd7a095ee144db4e1ca1b1bda3419bc0da294ebd"; };
+    features = builtins.concatLists [
+      [ "all" ]
+    ];
+    dependencies = {
+      ${ if hostPlatform.isUnix then "libc" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.138" { inherit profileName; }).out;
+      ${ if hostPlatform.isWindows then "winapi" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".winapi."0.3.9" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".spin."0.5.2" = overridableMkRustCrate (profileName: rec {
+    name = "spin";
+    version = "0.5.2";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".strsim."0.8.0" = overridableMkRustCrate (profileName: rec {
+    name = "strsim";
+    version = "0.8.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".structopt."0.3.26" = overridableMkRustCrate (profileName: rec {
+    name = "structopt";
+    version = "0.3.26";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "0c6b5c64445ba8094a6ab0c3cd2ad323e07171012d9c98b0b15651daf1787a10"; };
+    features = builtins.concatLists [
+      [ "default" ]
+    ];
+    dependencies = {
+      clap = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".clap."2.34.0" { inherit profileName; }).out;
+      lazy_static = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".lazy_static."1.4.0" { inherit profileName; }).out;
+      structopt_derive = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".structopt-derive."0.4.18" { profileName = "__noProfile"; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".structopt-derive."0.4.18" = overridableMkRustCrate (profileName: rec {
+    name = "structopt-derive";
+    version = "0.4.18";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "dcb5ae327f9cc13b68763b5749770cb9e048a99bd9dfdfa58d0cf05d5f64afe0"; };
+    dependencies = {
+      heck = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".heck."0.3.3" { inherit profileName; }).out;
+      proc_macro_error = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro-error."1.0.4" { inherit profileName; }).out;
+      proc_macro2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.47" { inherit profileName; }).out;
+      quote = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.21" { inherit profileName; }).out;
+      syn = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".syn."1.0.105" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".syn."1.0.105" = overridableMkRustCrate (profileName: rec {
+    name = "syn";
+    version = "1.0.105";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "60b9b43d45702de4c839cb9b51d9f529c5dd26a4aff255b42b1ebc03e88ee908"; };
+    features = builtins.concatLists [
+      [ "clone-impls" ]
+      [ "default" ]
+      [ "derive" ]
+      [ "full" ]
+      [ "parsing" ]
+      [ "printing" ]
+      [ "proc-macro" ]
+      [ "quote" ]
+      [ "visit" ]
+      [ "visit-mut" ]
+    ];
+    dependencies = {
+      proc_macro2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.47" { inherit profileName; }).out;
+      quote = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.21" { inherit profileName; }).out;
+      unicode_ident = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".unicode-ident."1.0.5" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".termcolor."1.1.3" = overridableMkRustCrate (profileName: rec {
+    name = "termcolor";
+    version = "1.1.3";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "bab24d30b911b2376f3a13cc2cd443142f0c81dda04c118693e35b3835757755"; };
+    dependencies = {
+      ${ if hostPlatform.isWindows then "winapi_util" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".winapi-util."0.1.5" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".textwrap."0.11.0" = overridableMkRustCrate (profileName: rec {
+    name = "textwrap";
+    version = "0.11.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"; };
+    dependencies = {
+      unicode_width = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".unicode-width."0.1.10" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".tinyvec."1.6.0" = overridableMkRustCrate (profileName: rec {
+    name = "tinyvec";
+    version = "1.6.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "87cc5ceb3875bb20c2890005a4e226a4651264a5c75edb2421b52861a0a0cb50"; };
+    features = builtins.concatLists [
+      [ "alloc" ]
+      [ "default" ]
+      [ "tinyvec_macros" ]
+    ];
+    dependencies = {
+      tinyvec_macros = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tinyvec_macros."0.1.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".tinyvec_macros."0.1.0" = overridableMkRustCrate (profileName: rec {
+    name = "tinyvec_macros";
+    version = "0.1.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".tokio."1.23.0" = overridableMkRustCrate (profileName: rec {
+    name = "tokio";
+    version = "1.23.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "eab6d665857cc6ca78d6e80303a02cea7a7851e85dfbd77cbdc09bd129f1ef46"; };
+    features = builtins.concatLists [
+      [ "bytes" ]
+      [ "default" ]
+      [ "fs" ]
+      [ "io-util" ]
+      [ "libc" ]
+      [ "macros" ]
+      [ "memchr" ]
+      [ "mio" ]
+      [ "net" ]
+      [ "num_cpus" ]
+      [ "rt" ]
+      [ "rt-multi-thread" ]
+      [ "signal" ]
+      [ "signal-hook-registry" ]
+      [ "socket2" ]
+      [ "sync" ]
+      [ "time" ]
+      [ "tokio-macros" ]
+      [ "windows-sys" ]
+    ];
+    dependencies = {
+      bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".bytes."1.3.0" { inherit profileName; }).out;
+      ${ if hostPlatform.isUnix then "libc" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.138" { inherit profileName; }).out;
+      memchr = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".memchr."2.5.0" { inherit profileName; }).out;
+      mio = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".mio."0.8.5" { inherit profileName; }).out;
+      num_cpus = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".num_cpus."1.14.0" { inherit profileName; }).out;
+      pin_project_lite = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.9" { inherit profileName; }).out;
+      ${ 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; }).out;
+      ${ if !(hostPlatform.parsed.cpu.name == "wasm32" || hostPlatform.parsed.cpu.name == "wasm64") then "socket2" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".socket2."0.4.7" { inherit profileName; }).out;
+      tokio_macros = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-macros."1.8.2" { profileName = "__noProfile"; }).out;
+      ${ if hostPlatform.isWindows then "windows_sys" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows-sys."0.42.0" { inherit profileName; }).out;
+    };
+    buildDependencies = {
+      autocfg = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".autocfg."1.1.0" { profileName = "__noProfile"; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".tokio-macros."1.8.2" = overridableMkRustCrate (profileName: rec {
+    name = "tokio-macros";
+    version = "1.8.2";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "d266c00fde287f55d3f1c3e96c500c362a2b8c695076ec180f27918820bc6df8"; };
+    dependencies = {
+      proc_macro2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.47" { inherit profileName; }).out;
+      quote = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.21" { inherit profileName; }).out;
+      syn = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".syn."1.0.105" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".tokio-rustls."0.23.4" = overridableMkRustCrate (profileName: rec {
+    name = "tokio-rustls";
+    version = "0.23.4";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "c43ee83903113e03984cb9e5cebe6c04a5116269e900e3ddba8f068a62adda59"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "logging" ]
+      [ "tls12" ]
+    ];
+    dependencies = {
+      rustls = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".rustls."0.20.7" { inherit profileName; }).out;
+      tokio = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.23.0" { inherit profileName; }).out;
+      webpki = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".webpki."0.22.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".tokio-util."0.7.4" = overridableMkRustCrate (profileName: rec {
+    name = "tokio-util";
+    version = "0.7.4";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "0bb2e075f03b3d66d8d8785356224ba688d2906a371015e225beeb65ca92c740"; };
+    features = builtins.concatLists [
+      [ "codec" ]
+      [ "default" ]
+      [ "tracing" ]
+    ];
+    dependencies = {
+      bytes = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".bytes."1.3.0" { inherit profileName; }).out;
+      futures_core = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-core."0.3.25" { inherit profileName; }).out;
+      futures_sink = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".futures-sink."0.3.25" { inherit profileName; }).out;
+      pin_project_lite = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.9" { inherit profileName; }).out;
+      tokio = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.23.0" { inherit profileName; }).out;
+      tracing = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.37" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".tower-service."0.3.2" = overridableMkRustCrate (profileName: rec {
+    name = "tower-service";
+    version = "0.3.2";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
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+  "registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.37" = overridableMkRustCrate (profileName: rec {
+    name = "tracing";
+    version = "0.1.37";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "8ce8c33a8d48bd45d624a6e523445fd21ec13d3653cd51f681abf67418f54eb8"; };
+    features = builtins.concatLists [
+      [ "std" ]
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+    dependencies = {
+      cfg_if = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".cfg-if."1.0.0" { inherit profileName; }).out;
+      pin_project_lite = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".pin-project-lite."0.2.9" { inherit profileName; }).out;
+      tracing_core = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing-core."0.1.30" { inherit profileName; }).out;
+    };
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+  "registry+https://github.com/rust-lang/crates.io-index".tracing-core."0.1.30" = overridableMkRustCrate (profileName: rec {
+    name = "tracing-core";
+    version = "0.1.30";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "24eb03ba0eab1fd845050058ce5e616558e8f8d8fca633e6b163fe25c797213a"; };
+    features = builtins.concatLists [
+      [ "once_cell" ]
+      [ "std" ]
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+    dependencies = {
+      once_cell = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".once_cell."1.16.0" { inherit profileName; }).out;
+    };
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+  "registry+https://github.com/rust-lang/crates.io-index".try-lock."0.2.3" = overridableMkRustCrate (profileName: rec {
+    name = "try-lock";
+    version = "0.2.3";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "59547bce71d9c38b83d9c0e92b6066c4253371f15005def0c30d9657f50c7642"; };
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+  "registry+https://github.com/rust-lang/crates.io-index".unicode-bidi."0.3.8" = overridableMkRustCrate (profileName: rec {
+    name = "unicode-bidi";
+    version = "0.3.8";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "099b7128301d285f79ddd55b9a83d5e6b9e97c92e0ea0daebee7263e932de992"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "hardcoded-data" ]
+      [ "std" ]
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+  "registry+https://github.com/rust-lang/crates.io-index".unicode-ident."1.0.5" = overridableMkRustCrate (profileName: rec {
+    name = "unicode-ident";
+    version = "1.0.5";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "6ceab39d59e4c9499d4e5a8ee0e2735b891bb7308ac83dfb4e80cad195c9f6f3"; };
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+  "registry+https://github.com/rust-lang/crates.io-index".unicode-normalization."0.1.22" = overridableMkRustCrate (profileName: rec {
+    name = "unicode-normalization";
+    version = "0.1.22";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "5c5713f0fc4b5db668a2ac63cdb7bb4469d8c9fed047b1d0292cc7b0ce2ba921"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
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+    dependencies = {
+      tinyvec = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".tinyvec."1.6.0" { inherit profileName; }).out;
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+  "registry+https://github.com/rust-lang/crates.io-index".unicode-segmentation."1.10.0" = overridableMkRustCrate (profileName: rec {
+    name = "unicode-segmentation";
+    version = "1.10.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "0fdbf052a0783de01e944a6ce7a8cb939e295b1e7be835a1112c3b9a7f047a5a"; };
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+  "registry+https://github.com/rust-lang/crates.io-index".unicode-width."0.1.10" = overridableMkRustCrate (profileName: rec {
+    name = "unicode-width";
+    version = "0.1.10";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "c0edd1e5b14653f783770bce4a4dabb4a5108a5370a5f5d8cfe8710c361f6c8b"; };
+    features = builtins.concatLists [
+      [ "default" ]
+    ];
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+  "registry+https://github.com/rust-lang/crates.io-index".untrusted."0.7.1" = overridableMkRustCrate (profileName: rec {
+    name = "untrusted";
+    version = "0.7.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "a156c684c91ea7d62626509bce3cb4e1d9ed5c4d978f7b4352658f96a4c26b4a"; };
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+  "registry+https://github.com/rust-lang/crates.io-index".url."2.3.1" = overridableMkRustCrate (profileName: rec {
+    name = "url";
+    version = "2.3.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "0d68c799ae75762b8c3fe375feb6600ef5602c883c5d21eb51c09f22b83c4643"; };
+    features = builtins.concatLists [
+      [ "default" ]
+    ];
+    dependencies = {
+      form_urlencoded = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".form_urlencoded."1.1.0" { inherit profileName; }).out;
+      idna = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".idna."0.3.0" { inherit profileName; }).out;
+      percent_encoding = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".percent-encoding."2.2.0" { inherit profileName; }).out;
+    };
+  });
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+  "registry+https://github.com/rust-lang/crates.io-index".vec_map."0.8.2" = overridableMkRustCrate (profileName: rec {
+    name = "vec_map";
+    version = "0.8.2";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "f1bddf1187be692e79c5ffeab891132dfb0f236ed36a43c7ed39f1165ee20191"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".version_check."0.9.4" = overridableMkRustCrate (profileName: rec {
+    name = "version_check";
+    version = "0.9.4";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".want."0.3.0" = overridableMkRustCrate (profileName: rec {
+    name = "want";
+    version = "0.3.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "1ce8a968cb1cd110d136ff8b819a556d6fb6d919363c61534f6860c7eb172ba0"; };
+    dependencies = {
+      log = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.17" { inherit profileName; }).out;
+      try_lock = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".try-lock."0.2.3" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".wasi."0.11.0+wasi-snapshot-preview1" = overridableMkRustCrate (profileName: rec {
+    name = "wasi";
+    version = "0.11.0+wasi-snapshot-preview1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "std" ]
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+  "registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen."0.2.83" = overridableMkRustCrate (profileName: rec {
+    name = "wasm-bindgen";
+    version = "0.2.83";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "eaf9f5aceeec8be17c128b2e93e031fb8a4d469bb9c4ae2d7dc1888b26887268"; };
+    features = builtins.concatLists [
+      [ "default" ]
+      [ "spans" ]
+      [ "std" ]
+    ];
+    dependencies = {
+      cfg_if = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".cfg-if."1.0.0" { inherit profileName; }).out;
+      wasm_bindgen_macro = (buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen-macro."0.2.83" { profileName = "__noProfile"; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen-backend."0.2.83" = overridableMkRustCrate (profileName: rec {
+    name = "wasm-bindgen-backend";
+    version = "0.2.83";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "4c8ffb332579b0557b52d268b91feab8df3615f265d5270fec2a8c95b17c1142"; };
+    features = builtins.concatLists [
+      [ "spans" ]
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+    dependencies = {
+      bumpalo = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".bumpalo."3.11.1" { inherit profileName; }).out;
+      log = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.17" { inherit profileName; }).out;
+      once_cell = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".once_cell."1.16.0" { inherit profileName; }).out;
+      proc_macro2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.47" { inherit profileName; }).out;
+      quote = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.21" { inherit profileName; }).out;
+      syn = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".syn."1.0.105" { inherit profileName; }).out;
+      wasm_bindgen_shared = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen-shared."0.2.83" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen-futures."0.4.33" = overridableMkRustCrate (profileName: rec {
+    name = "wasm-bindgen-futures";
+    version = "0.4.33";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "23639446165ca5a5de86ae1d8896b737ae80319560fbaa4c2887b7da6e7ebd7d"; };
+    dependencies = {
+      cfg_if = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".cfg-if."1.0.0" { inherit profileName; }).out;
+      js_sys = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".js-sys."0.3.60" { inherit profileName; }).out;
+      wasm_bindgen = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen."0.2.83" { inherit profileName; }).out;
+      ${ if builtins.elem "atomics" hostPlatformFeatures then "web_sys" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".web-sys."0.3.60" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen-macro."0.2.83" = overridableMkRustCrate (profileName: rec {
+    name = "wasm-bindgen-macro";
+    version = "0.2.83";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "052be0f94026e6cbc75cdefc9bae13fd6052cdcaf532fa6c45e7ae33a1e6c810"; };
+    features = builtins.concatLists [
+      [ "spans" ]
+    ];
+    dependencies = {
+      quote = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.21" { inherit profileName; }).out;
+      wasm_bindgen_macro_support = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen-macro-support."0.2.83" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen-macro-support."0.2.83" = overridableMkRustCrate (profileName: rec {
+    name = "wasm-bindgen-macro-support";
+    version = "0.2.83";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "07bc0c051dc5f23e307b13285f9d75df86bfdf816c5721e573dec1f9b8aa193c"; };
+    features = builtins.concatLists [
+      [ "spans" ]
+    ];
+    dependencies = {
+      proc_macro2 = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".proc-macro2."1.0.47" { inherit profileName; }).out;
+      quote = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".quote."1.0.21" { inherit profileName; }).out;
+      syn = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".syn."1.0.105" { inherit profileName; }).out;
+      wasm_bindgen_backend = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen-backend."0.2.83" { inherit profileName; }).out;
+      wasm_bindgen_shared = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen-shared."0.2.83" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen-shared."0.2.83" = overridableMkRustCrate (profileName: rec {
+    name = "wasm-bindgen-shared";
+    version = "0.2.83";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "1c38c045535d93ec4f0b4defec448e4291638ee608530863b1e2ba115d4fff7f"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".web-sys."0.3.60" = overridableMkRustCrate (profileName: rec {
+    name = "web-sys";
+    version = "0.3.60";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "bcda906d8be16e728fd5adc5b729afad4e444e106ab28cd1c7256e54fa61510f"; };
+    features = builtins.concatLists [
+      [ "Blob" ]
+      [ "BlobPropertyBag" ]
+      [ "Crypto" ]
+      [ "Event" ]
+      [ "EventTarget" ]
+      [ "File" ]
+      [ "FormData" ]
+      [ "Headers" ]
+      [ "MessageEvent" ]
+      [ "Request" ]
+      [ "RequestCredentials" ]
+      [ "RequestInit" ]
+      [ "RequestMode" ]
+      [ "Response" ]
+      [ "ServiceWorkerGlobalScope" ]
+      [ "Window" ]
+      [ "Worker" ]
+      [ "WorkerGlobalScope" ]
+    ];
+    dependencies = {
+      js_sys = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".js-sys."0.3.60" { inherit profileName; }).out;
+      wasm_bindgen = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".wasm-bindgen."0.2.83" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".webpki."0.22.0" = overridableMkRustCrate (profileName: rec {
+    name = "webpki";
+    version = "0.22.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "f095d78192e208183081cc07bc5515ef55216397af48b873e5edcd72637fa1bd"; };
+    features = builtins.concatLists [
+      [ "alloc" ]
+      [ "std" ]
+    ];
+    dependencies = {
+      ring = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".ring."0.16.20" { inherit profileName; }).out;
+      untrusted = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".untrusted."0.7.1" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".webpki-roots."0.22.5" = overridableMkRustCrate (profileName: rec {
+    name = "webpki-roots";
+    version = "0.22.5";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "368bfe657969fb01238bb756d351dcade285e0f6fcbd36dcb23359a5169975be"; };
+    dependencies = {
+      webpki = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".webpki."0.22.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".winapi."0.3.9" = overridableMkRustCrate (profileName: rec {
+    name = "winapi";
+    version = "0.3.9";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"; };
+    features = builtins.concatLists [
+      [ "consoleapi" ]
+      [ "errhandlingapi" ]
+      [ "fileapi" ]
+      [ "handleapi" ]
+      [ "impl-debug" ]
+      [ "impl-default" ]
+      [ "minwinbase" ]
+      [ "minwindef" ]
+      [ "ntsecapi" ]
+      [ "processenv" ]
+      [ "std" ]
+      [ "timezoneapi" ]
+      [ "winbase" ]
+      [ "wincon" ]
+      [ "winerror" ]
+      [ "winnt" ]
+      [ "winreg" ]
+      [ "ws2ipdef" ]
+      [ "ws2tcpip" ]
+      [ "wtypesbase" ]
+    ];
+    dependencies = {
+      ${ if hostPlatform.config == "i686-pc-windows-gnu" then "winapi_i686_pc_windows_gnu" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".winapi-i686-pc-windows-gnu."0.4.0" { inherit profileName; }).out;
+      ${ if hostPlatform.config == "x86_64-pc-windows-gnu" then "winapi_x86_64_pc_windows_gnu" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".winapi-x86_64-pc-windows-gnu."0.4.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".winapi-i686-pc-windows-gnu."0.4.0" = overridableMkRustCrate (profileName: rec {
+    name = "winapi-i686-pc-windows-gnu";
+    version = "0.4.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".winapi-util."0.1.5" = overridableMkRustCrate (profileName: rec {
+    name = "winapi-util";
+    version = "0.1.5";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"; };
+    dependencies = {
+      ${ if hostPlatform.isWindows then "winapi" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".winapi."0.3.9" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".winapi-x86_64-pc-windows-gnu."0.4.0" = overridableMkRustCrate (profileName: rec {
+    name = "winapi-x86_64-pc-windows-gnu";
+    version = "0.4.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".windows-sys."0.42.0" = overridableMkRustCrate (profileName: rec {
+    name = "windows-sys";
+    version = "0.42.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"; };
+    features = builtins.concatLists [
+      [ "Win32" ]
+      [ "Win32_Foundation" ]
+      [ "Win32_Networking" ]
+      [ "Win32_Networking_WinSock" ]
+      [ "Win32_Security" ]
+      [ "Win32_Security_Authorization" ]
+      [ "Win32_Storage" ]
+      [ "Win32_Storage_FileSystem" ]
+      [ "Win32_System" ]
+      [ "Win32_System_Console" ]
+      [ "Win32_System_IO" ]
+      [ "Win32_System_Pipes" ]
+      [ "Win32_System_SystemServices" ]
+      [ "Win32_System_WindowsProgramming" ]
+      [ "default" ]
+    ];
+    dependencies = {
+      ${ if hostPlatform.config == "aarch64-pc-windows-gnullvm" then "windows_aarch64_gnullvm" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_aarch64_gnullvm."0.42.0" { inherit profileName; }).out;
+      ${ if hostPlatform.config == "aarch64-pc-windows-msvc" || hostPlatform.config == "aarch64-uwp-windows-msvc" then "windows_aarch64_msvc" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_aarch64_msvc."0.42.0" { inherit profileName; }).out;
+      ${ if hostPlatform.config == "i686-pc-windows-gnu" || hostPlatform.config == "i686-uwp-windows-gnu" then "windows_i686_gnu" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_i686_gnu."0.42.0" { inherit profileName; }).out;
+      ${ if hostPlatform.config == "i686-pc-windows-msvc" || hostPlatform.config == "i686-uwp-windows-msvc" then "windows_i686_msvc" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_i686_msvc."0.42.0" { inherit profileName; }).out;
+      ${ if hostPlatform.config == "x86_64-pc-windows-gnu" || hostPlatform.config == "x86_64-uwp-windows-gnu" then "windows_x86_64_gnu" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_x86_64_gnu."0.42.0" { inherit profileName; }).out;
+      ${ if hostPlatform.config == "x86_64-pc-windows-gnullvm" then "windows_x86_64_gnullvm" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_x86_64_gnullvm."0.42.0" { inherit profileName; }).out;
+      ${ if hostPlatform.config == "x86_64-pc-windows-msvc" || hostPlatform.config == "x86_64-uwp-windows-msvc" then "windows_x86_64_msvc" else null } = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_x86_64_msvc."0.42.0" { inherit profileName; }).out;
+    };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".windows_aarch64_gnullvm."0.42.0" = overridableMkRustCrate (profileName: rec {
+    name = "windows_aarch64_gnullvm";
+    version = "0.42.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "41d2aa71f6f0cbe00ae5167d90ef3cfe66527d6f613ca78ac8024c3ccab9a19e"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".windows_aarch64_msvc."0.42.0" = overridableMkRustCrate (profileName: rec {
+    name = "windows_aarch64_msvc";
+    version = "0.42.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "dd0f252f5a35cac83d6311b2e795981f5ee6e67eb1f9a7f64eb4500fbc4dcdb4"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".windows_i686_gnu."0.42.0" = overridableMkRustCrate (profileName: rec {
+    name = "windows_i686_gnu";
+    version = "0.42.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "fbeae19f6716841636c28d695375df17562ca208b2b7d0dc47635a50ae6c5de7"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".windows_i686_msvc."0.42.0" = overridableMkRustCrate (profileName: rec {
+    name = "windows_i686_msvc";
+    version = "0.42.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "84c12f65daa39dd2babe6e442988fc329d6243fdce47d7d2d155b8d874862246"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".windows_x86_64_gnu."0.42.0" = overridableMkRustCrate (profileName: rec {
+    name = "windows_x86_64_gnu";
+    version = "0.42.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "bf7b1b21b5362cbc318f686150e5bcea75ecedc74dd157d874d754a2ca44b0ed"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".windows_x86_64_gnullvm."0.42.0" = overridableMkRustCrate (profileName: rec {
+    name = "windows_x86_64_gnullvm";
+    version = "0.42.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "09d525d2ba30eeb3297665bd434a54297e4170c7f1a44cad4ef58095b4cd2028"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".windows_x86_64_msvc."0.42.0" = overridableMkRustCrate (profileName: rec {
+    name = "windows_x86_64_msvc";
+    version = "0.42.0";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "f40009d85759725a34da6d89a94e63d7bdc50a862acf0dbc7c8e488f1edcb6f5"; };
+  });
+  
+  "registry+https://github.com/rust-lang/crates.io-index".winreg."0.10.1" = overridableMkRustCrate (profileName: rec {
+    name = "winreg";
+    version = "0.10.1";
+    registry = "registry+https://github.com/rust-lang/crates.io-index";
+    src = fetchCratesIo { inherit name version; sha256 = "80d0f4e272c85def139476380b12f9ac60926689dd2e01d4923222f40580869d"; };
+    dependencies = {
+      winapi = (rustPackages."registry+https://github.com/rust-lang/crates.io-index".winapi."0.3.9" { inherit profileName; }).out;
+    };
+  });
+  
+}
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..cbdf4e3
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,19 @@
+[package]
+name = "d53"
+description = "D53 is a dynamic DNS updater that sources information from Consul to route services to the correct place"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+async-trait = "0.1"
+anyhow = "1.0.66"
+futures = "0.3"
+log = "0.4"
+pretty_env_logger = "0.4"
+df-consul = "0.1.0"
+structopt = "0.3"
+tokio = { version = "1.22", default-features = false, features = ["rt", "rt-multi-thread", "io-util", "net", "time", "macros", "sync", "signal", "fs"] }
+reqwest = { version = "0.11", default-features = false, features = ["json", "rustls-tls-webpki-roots" ] }
+serde = { version = "1.0.107", features = ["derive"] }
diff --git a/flake.lock b/flake.lock
new file mode 100644
index 0000000..4b5713d
--- /dev/null
+++ b/flake.lock
@@ -0,0 +1,108 @@
+{
+  "nodes": {
+    "cargo2nix": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "flake-utils": "flake-utils",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "rust-overlay": "rust-overlay"
+      },
+      "locked": {
+        "lastModified": 1666087781,
+        "narHash": "sha256-trKVdjMZ8mNkGfLcY5LsJJGtdV3xJDZnMVrkFjErlcs=",
+        "owner": "Alexis211",
+        "repo": "cargo2nix",
+        "rev": "a7a61179b66054904ef6a195d8da736eaaa06c36",
+        "type": "github"
+      },
+      "original": {
+        "owner": "Alexis211",
+        "repo": "cargo2nix",
+        "rev": "a7a61179b66054904ef6a195d8da736eaaa06c36",
+        "type": "github"
+      }
+    },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1650374568,
+        "narHash": "sha256-Z+s0J8/r907g149rllvwhb4pKi8Wam5ij0st8PwAh+E=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "b4a34015c698c7793d592d66adbab377907a2be8",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "flake-utils": {
+      "locked": {
+        "lastModified": 1659877975,
+        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1665657542,
+        "narHash": "sha256-mojxNyzbvmp8NtVtxqiHGhRfjCALLfk9i/Uup68Y5q8=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "a3073c49bc0163fea6a121c276f526837672b555",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "a3073c49bc0163fea6a121c276f526837672b555",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "cargo2nix": "cargo2nix",
+        "nixpkgs": "nixpkgs"
+      }
+    },
+    "rust-overlay": {
+      "inputs": {
+        "flake-utils": [
+          "cargo2nix",
+          "flake-utils"
+        ],
+        "nixpkgs": [
+          "cargo2nix",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1664247556,
+        "narHash": "sha256-J4vazHU3609ekn7dr+3wfqPo5WGlZVAgV7jfux352L0=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "524db9c9ea7bc7743bb74cdd45b6d46ea3fcc2ab",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..6e94593
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,36 @@
+{
+  description = "D53 is a dynamic DNS updater that sources information from Consul to route services to the correct place";
+
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/a3073c49bc0163fea6a121c276f526837672b555";
+  inputs.cargo2nix = {
+    # As of 2022-10-18: two small patches over unstable branch, one for clippy and one to fix feature detection
+    url = "github:Alexis211/cargo2nix/a7a61179b66054904ef6a195d8da736eaaa06c36";
+    inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs = { self, nixpkgs, cargo2nix }:
+  let
+    pkgs = import nixpkgs {
+      system = "x86_64-linux";
+      overlays = [ cargo2nix.overlays.default ];
+    };
+    packageFun = import ./Cargo.nix;
+    rustVersion = "1.63.0";
+
+    compile = args: compileMode:
+      let
+        packageSet = pkgs.rustBuilder.makePackageSet ({
+          inherit packageFun rustVersion;
+        } // args);
+      in
+        packageSet.workspace.d53 {
+          inherit compileMode;
+        };
+  in
+  {
+    test.x86_64-linux.d53 = compile { release = false; } "test";
+    debug.x86_64-linux.d53 = compile { release = false; } "build";
+    packages.x86_64-linux.d53 = compile { release = true; } "build";
+    packages.x86_64-linux.default = self.packages.x86_64-linux.d53;
+  };
+}
diff --git a/run_local.sh b/run_local.sh
new file mode 100755
index 0000000..0a110f1
--- /dev/null
+++ b/run_local.sh
@@ -0,0 +1,8 @@
+#!/bin/sh
+
+RUST_LOG=d53=info cargo run \
+	-- \
+	--consul-addr http://localhost:8500 \
+	--provider gandi \
+	--gandi-api-key $GANDI_API_KEY \
+	--allowed-domains staging.deuxfleurs.org
diff --git a/src/dns_config.rs b/src/dns_config.rs
new file mode 100644
index 0000000..188c6fc
--- /dev/null
+++ b/src/dns_config.rs
@@ -0,0 +1,281 @@
+use std::collections::{HashMap, HashSet};
+use std::fmt;
+use std::sync::Arc;
+use std::{cmp, time::Duration};
+
+use anyhow::Result;
+
+use futures::future::BoxFuture;
+use futures::stream::{FuturesUnordered, StreamExt};
+
+use log::*;
+use tokio::{select, sync::watch, time::sleep};
+
+use df_consul::*;
+
+const IPV4_TARGET_METADATA_TAG: &str = "public_ipv4";
+const IPV6_TARGET_METADATA_TAG: &str = "public_ipv6";
+const CNAME_TARGET_METADATA_TAG: &str = "cname_target";
+
+// ---- Extract DNS config from Consul catalog ----
+
+#[derive(Debug)]
+pub struct DnsConfig {
+    pub entries: HashMap<DnsEntryKey, DnsEntryValue>,
+}
+
+#[derive(Debug, Hash, PartialEq, Eq)]
+pub struct DnsEntryKey {
+    pub domain: String,
+    pub subdomain: String,
+    pub record_type: DnsRecordType,
+}
+
+#[derive(Debug, PartialEq, Eq)]
+pub struct DnsEntryValue {
+    pub targets: HashSet<String>,
+}
+
+#[derive(Debug, Hash, PartialEq, Eq)]
+#[allow(clippy::upper_case_acronyms)]
+pub enum DnsRecordType {
+    A,
+    AAAA,
+    CNAME,
+}
+
+impl DnsConfig {
+    pub fn new() -> Self {
+        Self {
+            entries: HashMap::new(),
+        }
+    }
+
+    fn add(&mut self, k: DnsEntryKey, v: DnsEntryValue) {
+        if let Some(ent) = self.entries.get_mut(&k) {
+            ent.targets.extend(v.targets);
+        } else {
+            self.entries.insert(k, v);
+        }
+    }
+}
+
+fn parse_d53_tag(tag: &str, node: &ConsulNode) -> Option<(DnsEntryKey, DnsEntryValue)> {
+    let splits = tag.split(' ').collect::<Vec<_>>();
+    if splits.len() != 3 {
+        return None;
+    }
+
+    let (record_type, targets) = match splits[0] {
+        "d53-a" => match node.meta.get(IPV4_TARGET_METADATA_TAG) {
+            Some(tgt) => (DnsRecordType::A, [tgt.to_string()].into_iter().collect()),
+            None => {
+                warn!("Got d53-a tag `{}` but node {} does not have a {} metadata value. Tag is ignored.", tag, node.node, IPV4_TARGET_METADATA_TAG);
+                return None;
+            }
+        },
+        "d53-aaaa" => match node.meta.get(IPV6_TARGET_METADATA_TAG) {
+            Some(tgt) => (DnsRecordType::AAAA, [tgt.to_string()].into_iter().collect()),
+            None => {
+                warn!("Got d53-aaaa tag `{}` but node {} does not have a {} metadata value. Tag is ignored.", tag, node.node, IPV6_TARGET_METADATA_TAG);
+                return None;
+            }
+        },
+        "d53-cname" => match node.meta.get(CNAME_TARGET_METADATA_TAG) {
+            Some(tgt) => (
+                DnsRecordType::CNAME,
+                [tgt.to_string()].into_iter().collect(),
+            ),
+            None => {
+                warn!("Got d53-cname tag `{}` but node {} does not have a {} metadata value. Tag is ignored.", tag, node.node, CNAME_TARGET_METADATA_TAG);
+                return None;
+            }
+        },
+        _ => return None,
+    };
+
+    Some((
+        DnsEntryKey {
+            domain: splits[1].to_string(),
+            subdomain: splits[2].to_string(),
+            record_type,
+        },
+        DnsEntryValue { targets },
+    ))
+}
+
+fn parse_consul_catalog(catalog: &ConsulNodeCatalog, dns_config: &mut DnsConfig) {
+    trace!("Parsing node catalog: {:#?}", catalog);
+
+    for (_, svc) in catalog.services.iter() {
+        for tag in svc.tags.iter() {
+            if let Some((k, v)) = parse_d53_tag(tag, &catalog.node) {
+                dns_config.add(k, v);
+            }
+        }
+    }
+}
+
+#[derive(Default)]
+struct NodeWatchState {
+    last_idx: Option<usize>,
+    last_catalog: Option<ConsulNodeCatalog>,
+    retries: u32,
+}
+
+pub fn spawn_dns_config_task(
+    consul: Consul,
+    mut must_exit: watch::Receiver<bool>,
+) -> watch::Receiver<Arc<DnsConfig>> {
+    let (tx, rx) = watch::channel(Arc::new(DnsConfig::new()));
+
+    let consul = Arc::new(consul);
+
+    tokio::spawn(async move {
+        let mut nodes = HashMap::new();
+        let mut watches = FuturesUnordered::<BoxFuture<'static, (String, Result<_>)>>::new();
+
+        let mut node_site = HashMap::new();
+
+        while !*must_exit.borrow() {
+            let list_nodes = select! {
+                ln = consul.list_nodes() => ln,
+                _ = must_exit.changed() => continue,
+            };
+
+            match list_nodes {
+                Ok(consul_nodes) => {
+                    debug!("Watched consul nodes: {:?}", consul_nodes);
+                    for consul_node in consul_nodes {
+                        let node = &consul_node.node;
+                        if !nodes.contains_key(node) {
+                            nodes.insert(node.clone(), NodeWatchState::default());
+
+                            let node = node.to_string();
+                            let consul = consul.clone();
+
+                            watches.push(Box::pin(async move {
+                                let res = consul.watch_node(&node, None).await;
+                                (node, res)
+                            }));
+                        }
+                        if let Some(site) = consul_node.meta.get("site") {
+                            node_site.insert(node.clone(), site.clone());
+                        }
+                    }
+                }
+                Err(e) => {
+                    error!("Could not get Consul node list: {}", e);
+                }
+            }
+
+            let next_watch = select! {
+                nw = watches.next() => nw,
+                _ = must_exit.changed() => continue,
+            };
+
+            let (node, res): (String, Result<_>) = match next_watch {
+                Some(v) => v,
+                None => {
+                    warn!("No nodes currently watched in dns_config.rs");
+                    sleep(Duration::from_secs(10)).await;
+                    continue;
+                }
+            };
+
+            match res {
+                Ok((catalog, new_idx)) => {
+                    let mut watch_state = nodes.get_mut(&node).unwrap();
+                    watch_state.last_idx = Some(new_idx);
+                    watch_state.last_catalog = Some(catalog);
+                    watch_state.retries = 0;
+
+                    let idx = watch_state.last_idx;
+                    let consul = consul.clone();
+                    watches.push(Box::pin(async move {
+                        let res = consul.watch_node(&node, idx).await;
+                        (node, res)
+                    }));
+                }
+                Err(e) => {
+                    let mut watch_state = nodes.get_mut(&node).unwrap();
+                    watch_state.retries += 1;
+                    watch_state.last_idx = None;
+
+                    let will_retry_in =
+                        retry_to_time(watch_state.retries, Duration::from_secs(600));
+                    error!(
+                        "Failed to query consul for node {}. Will retry in {}s. {}",
+                        node,
+                        will_retry_in.as_secs(),
+                        e
+                    );
+
+                    let consul = consul.clone();
+                    watches.push(Box::pin(async move {
+                        sleep(will_retry_in).await;
+                        let res = consul.watch_node(&node, None).await;
+                        (node, res)
+                    }));
+                    continue;
+                }
+            }
+
+            let mut dns_config = DnsConfig::new();
+            for (_, watch_state) in nodes.iter() {
+                if let Some(catalog) = &watch_state.last_catalog {
+                    parse_consul_catalog(catalog, &mut dns_config);
+                }
+            }
+
+            tx.send(Arc::new(dns_config)).expect("Internal error");
+        }
+    });
+
+    rx
+}
+
+fn retry_to_time(retries: u32, max_time: Duration) -> Duration {
+    // 1.2^x seems to be a good value to exponentially increase time at a good pace
+    // eg. 1.2^32 = 341 seconds ~= 5 minutes - ie. after 32 retries we wait 5
+    // minutes
+    Duration::from_secs(cmp::min(
+        max_time.as_secs(),
+        1.2f64.powf(retries as f64) as u64,
+    ))
+}
+
+// ---- Display impls ----
+
+impl std::fmt::Display for DnsRecordType {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            DnsRecordType::A => write!(f, "A"),
+            DnsRecordType::AAAA => write!(f, "AAAA"),
+            DnsRecordType::CNAME => write!(f, "CNAME"),
+        }
+    }
+}
+
+impl std::fmt::Display for DnsEntryKey {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(
+            f,
+            "{}.{} IN {}",
+            self.subdomain, self.domain, self.record_type
+        )
+    }
+}
+
+impl std::fmt::Display for DnsEntryValue {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(f, "[")?;
+        for (i, tgt) in self.targets.iter().enumerate() {
+            if i > 0 {
+                write!(f, " ")?;
+            }
+            write!(f, "{}", tgt)?;
+        }
+        write!(f, "]")
+    }
+}
diff --git a/src/dns_updater.rs b/src/dns_updater.rs
new file mode 100644
index 0000000..06ba408
--- /dev/null
+++ b/src/dns_updater.rs
@@ -0,0 +1,98 @@
+use std::net::{Ipv4Addr, Ipv6Addr};
+use std::sync::Arc;
+
+use anyhow::{anyhow, bail, Result};
+use log::*;
+use tokio::select;
+use tokio::sync::watch;
+
+use crate::dns_config::*;
+use crate::provider::DnsProvider;
+
+pub async fn dns_updater_task(
+    mut rx_dns_config: watch::Receiver<Arc<DnsConfig>>,
+    provider: Box<dyn DnsProvider>,
+    allowed_domains: Vec<String>,
+    mut must_exit: watch::Receiver<bool>,
+) {
+    let mut config = Arc::new(DnsConfig::new());
+    while !*must_exit.borrow() {
+        select!(
+            c = rx_dns_config.changed() => {
+                if c.is_err() {
+                    break;
+                }
+            }
+            _ = must_exit.changed() => continue,
+        );
+        let new_config: Arc<DnsConfig> = rx_dns_config.borrow().clone();
+
+        for (k, v) in new_config.entries.iter() {
+            if config.entries.get(k) != Some(v) {
+                let fulldomain = format!("{}.{}", k.subdomain, k.domain);
+                if !allowed_domains.iter().any(|d| fulldomain.ends_with(d)) {
+                    error!(
+                        "Got an entry for domain {} which is not in allowed list",
+                        k.domain
+                    );
+                    continue;
+                }
+
+                info!("Updating {} {}", k, v);
+                if let Err(e) = update_dns_entry(k, v, provider.as_ref()).await {
+                    error!("Unable to update entry {} {}: {}", k, v, e);
+                }
+            }
+        }
+
+        config = new_config;
+    }
+}
+
+async fn update_dns_entry(
+    key: &DnsEntryKey,
+    value: &DnsEntryValue,
+    provider: &dyn DnsProvider,
+) -> Result<()> {
+    if value.targets.is_empty() {
+        bail!("zero targets (internal error)");
+    }
+
+    match key.record_type {
+        DnsRecordType::A => {
+            let mut targets = vec![];
+            for tgt in value.targets.iter() {
+                targets.push(
+                    tgt.parse::<Ipv4Addr>()
+                        .map_err(|_| anyhow!("Invalid ipv4 address: {}", tgt))?,
+                );
+            }
+            provider
+                .update_a(&key.domain, &key.subdomain, &targets)
+                .await?;
+        }
+        DnsRecordType::AAAA => {
+            let mut targets = vec![];
+            for tgt in value.targets.iter() {
+                targets.push(
+                    tgt.parse::<Ipv6Addr>()
+                        .map_err(|_| anyhow!("Invalid ipv6 address: {}", tgt))?,
+                );
+            }
+            provider
+                .update_aaaa(&key.domain, &key.subdomain, &targets)
+                .await?;
+        }
+        DnsRecordType::CNAME => {
+            let mut targets = value.targets.iter().cloned().collect::<Vec<_>>();
+            if targets.len() > 1 {
+                targets.sort();
+                warn!("Several CNAME targets for {}: {:?}. Taking first one in alphabetical order. Consider switching to a single global target instead.", key, targets);
+            }
+            provider
+                .update_cname(&key.domain, &key.subdomain, &targets[0])
+                .await?;
+        }
+    }
+    Ok(())
+}
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..a55f271
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,143 @@
+use std::sync::Arc;
+
+use log::*;
+use structopt::StructOpt;
+use tokio::select;
+use tokio::sync::watch;
+
+mod dns_config;
+mod dns_updater;
+mod provider;
+
+#[derive(StructOpt, Debug)]
+#[structopt(name = "d53")]
+pub struct Opt {
+    /// Address of consul server
+    #[structopt(
+        long = "consul-addr",
+        env = "D53_CONSUL_HOST",
+        default_value = "http://127.0.0.1:8500"
+    )]
+    pub consul_addr: String,
+
+    /// CA certificate for Consul server with TLS
+    #[structopt(long = "consul-ca-cert", env = "D53_CONSUL_CA_CERT")]
+    pub consul_ca_cert: Option<String>,
+
+    /// Skip TLS verification for Consul
+    #[structopt(long = "consul-tls-skip-verify", env = "D53_CONSUL_TLS_SKIP_VERIFY")]
+    pub consul_tls_skip_verify: bool,
+
+    /// Client certificate for Consul server with TLS
+    #[structopt(long = "consul-client-cert", env = "D53_CONSUL_CLIENT_CERT")]
+    pub consul_client_cert: Option<String>,
+
+    /// Client key for Consul server with TLS
+    #[structopt(long = "consul-client-key", env = "D53_CONSUL_CLIENT_KEY")]
+    pub consul_client_key: Option<String>,
+
+    /// DNS provider
+    #[structopt(long = "provider", env = "D53_PROVIDER")]
+    pub provider: String,
+
+    /// Allowed domains
+    #[structopt(long = "allowed-domains", env = "D53_ALLOWED_DOMAINS")]
+    pub allowed_domains: String,
+
+    /// API key for Gandi DNS provider
+    #[structopt(long = "gandi-api-key", env = "D53_GANDI_API_KEY")]
+    pub gandi_api_key: Option<String>,
+}
+
+#[tokio::main]
+async fn main() {
+    if std::env::var("RUST_LOG").is_err() {
+        std::env::set_var("RUST_LOG", "tricot=info")
+    }
+    pretty_env_logger::init();
+
+    // Abort on panic (same behavior as in Go)
+    std::panic::set_hook(Box::new(|panic_info| {
+        error!("{}", panic_info.to_string());
+        std::process::abort();
+    }));
+
+    let opt = Opt::from_args();
+
+    info!("Starting D53");
+
+    let (exit_signal, _) = watch_ctrl_c();
+
+    let consul_config = df_consul::ConsulConfig {
+        addr: opt.consul_addr.clone(),
+        ca_cert: opt.consul_ca_cert.clone(),
+        tls_skip_verify: opt.consul_tls_skip_verify,
+        client_cert: opt.consul_client_cert.clone(),
+        client_key: opt.consul_client_key.clone(),
+    };
+
+    let consul = df_consul::Consul::new(consul_config, "").expect("Cannot build Consul");
+
+    let provider: Box<dyn provider::DnsProvider> = match opt.provider.as_str() {
+        "gandi" => Box::new(
+            provider::gandi::GandiProvider::new(&opt).expect("Cannot initialize Gandi provier"),
+        ),
+        p => panic!("Unsupported DNS provider: {}", p),
+    };
+
+    let allowed_domains = opt
+        .allowed_domains
+        .split(',')
+        .map(ToString::to_string)
+        .collect::<Vec<_>>();
+
+    let rx_dns_config = dns_config::spawn_dns_config_task(consul.clone(), exit_signal.clone());
+
+    let updater_task = tokio::spawn(dns_updater::dns_updater_task(
+        rx_dns_config.clone(),
+        provider,
+        allowed_domains,
+        exit_signal.clone(),
+    ));
+    let dump_task = tokio::spawn(dump_config_on_change(rx_dns_config, exit_signal));
+
+    updater_task.await.expect("Tokio task await failure");
+    dump_task.await.expect("Tokio task await failure");
+}
+
+async fn dump_config_on_change(
+    mut rx_dns_config: watch::Receiver<Arc<dns_config::DnsConfig>>,
+    mut must_exit: watch::Receiver<bool>,
+) {
+    while !*must_exit.borrow() {
+        select!(
+            c = rx_dns_config.changed() => {
+                if c.is_err() {
+                    break;
+                }
+            }
+            _ = must_exit.changed() => continue,
+        );
+        println!("---- DNS CONFIGURATION ----");
+        for (k, v) in rx_dns_config.borrow().entries.iter() {
+            println!("   {} {}", k, v);
+        }
+        println!();
+    }
+}
+
+/// Creates a watch that contains `false`, and that changes
+/// to `true` when a Ctrl+C signal is received.
+pub fn watch_ctrl_c() -> (watch::Receiver<bool>, Arc<watch::Sender<bool>>) {
+    let (send_cancel, watch_cancel) = watch::channel(false);
+    let send_cancel = Arc::new(send_cancel);
+    let send_cancel_2 = send_cancel.clone();
+    tokio::spawn(async move {
+        tokio::signal::ctrl_c()
+            .await
+            .expect("failed to install CTRL+C signal handler");
+        info!("Received CTRL+C, shutting down.");
+        send_cancel.send(true).unwrap();
+    });
+    (watch_cancel, send_cancel_2)
+}
diff --git a/src/provider/gandi.rs b/src/provider/gandi.rs
new file mode 100644
index 0000000..1f4f51f
--- /dev/null
+++ b/src/provider/gandi.rs
@@ -0,0 +1,102 @@
+use std::net::{Ipv4Addr, Ipv6Addr};
+
+use anyhow::{anyhow, Result};
+use async_trait::async_trait;
+use log::{info, warn};
+use reqwest::header;
+use serde::Serialize;
+
+use crate::provider::DnsProvider;
+use crate::Opt;
+
+pub struct GandiProvider {
+    client: reqwest::Client,
+}
+
+impl GandiProvider {
+    pub fn new(opts: &Opt) -> Result<Self> {
+        let api_key = opts
+            .gandi_api_key
+            .clone()
+            .ok_or_else(|| anyhow!("Must specify D53_GANDI_API_KEY"))?;
+
+        let mut headers = header::HeaderMap::new();
+        let mut auth_value = header::HeaderValue::from_str(&format!("Apikey {}", api_key))?;
+        auth_value.set_sensitive(true);
+        headers.insert(header::AUTHORIZATION, auth_value);
+
+        let client = reqwest::Client::builder()
+            .default_headers(headers)
+            .use_rustls_tls()
+            .build()?;
+
+        Ok(Self { client })
+    }
+
+    async fn put_rrset(&self, url: &str, rrset: &GandiRrset) -> Result<()> {
+        info!("PUT {} with {:?}", url, rrset);
+        let http = self.client.put(url).json(rrset).send().await?;
+
+        if !http.status().is_success() {
+            warn!("PUT {} returned {}", url, http.status());
+        }
+
+        http.error_for_status()?;
+        Ok(())
+    }
+}
+
+#[async_trait]
+impl DnsProvider for GandiProvider {
+    fn provider(&self) -> &'static str {
+        "gandi"
+    }
+
+    async fn update_a(&self, domain: &str, subdomain: &str, targets: &[Ipv4Addr]) -> Result<()> {
+        let url = format!(
+            "https://api.gandi.net/v5/livedns/domains/{}/records/{}/A",
+            domain, subdomain
+        );
+
+        let rrset = GandiRrset {
+            rrset_values: targets.iter().map(ToString::to_string).collect::<Vec<_>>(),
+            rrset_ttl: 300,
+        };
+
+        self.put_rrset(&url, &rrset).await
+    }
+
+    async fn update_aaaa(&self, domain: &str, subdomain: &str, targets: &[Ipv6Addr]) -> Result<()> {
+        let url = format!(
+            "https://api.gandi.net/v5/livedns/domains/{}/records/{}/AAAA",
+            domain, subdomain
+        );
+
+        let rrset = GandiRrset {
+            rrset_values: targets.iter().map(ToString::to_string).collect::<Vec<_>>(),
+            rrset_ttl: 300,
+        };
+
+        self.put_rrset(&url, &rrset).await
+    }
+
+    async fn update_cname(&self, domain: &str, subdomain: &str, target: &str) -> Result<()> {
+        let url = format!(
+            "https://api.gandi.net/v5/livedns/domains/{}/records/{}/CNAME",
+            domain, subdomain
+        );
+
+        let rrset = GandiRrset {
+            rrset_values: vec![target.to_string()],
+            rrset_ttl: 300,
+        };
+
+        self.put_rrset(&url, &rrset).await
+    }
+}
+
+#[derive(Serialize, Debug)]
+struct GandiRrset {
+    rrset_values: Vec<String>,
+    rrset_ttl: u32,
+}
diff --git a/src/provider/mod.rs b/src/provider/mod.rs
new file mode 100644
index 0000000..6527631
--- /dev/null
+++ b/src/provider/mod.rs
@@ -0,0 +1,20 @@
+pub mod gandi;
+
+use std::net::{Ipv4Addr, Ipv6Addr};
+
+use anyhow::Result;
+use async_trait::async_trait;
+
+#[async_trait]
+pub trait DnsProvider: Send + Sync {
+    fn provider(&self) -> &'static str;
+    async fn update_a(&self, domain: &str, subdomain: &str, targets: &[Ipv4Addr]) -> Result<()>;
+    async fn update_aaaa(&self, domain: &str, subdomain: &str, targets: &[Ipv6Addr]) -> Result<()>;
+    async fn update_cname(&self, domain: &str, subdomain: &str, target: &str) -> Result<()>;
+}
+
+impl std::fmt::Debug for dyn DnsProvider {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> Result<(), std::fmt::Error> {
+        write!(f, "DnsProvider({})", self.provider())
+    }
+}
-- 
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