add iroh derivation

flake.nix

@@ -2,7 +2,7 @@
   description = "Fission tools";
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/release-22.11";
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-23.05";
     flake-utils.url = "github:numtide/flake-utils";
     flake-compat = {
       url = "github:edolstra/flake-compat";
@@ -12,7 +12,7 @@
     fission.url = "github:fission-codes/fission/walkah/haskell-nix";
   };
 
-  outputs = { self, nixpkgs, flake-utils, fission, ... }@inputs:
+  outputs = { nixpkgs, flake-utils, fission, ... }:
     flake-utils.lib.eachDefaultSystem
       (system:
         let pkgs = nixpkgs.legacyPackages.${system};

pkgs/default.nix

@@ -2,6 +2,8 @@
   carmirror = pkgs.callPackage ./carmirror/default.nix { };
   kubo_carmirror = pkgs.callPackage ./carmirror/kubo.nix { };
 
+  iroh = pkgs.callPackage ./iroh.nix { };
+
   fission-cli = fission.packages.${system}.fission-cli;
   fission-server = fission.packages.${system}.fission-server;
 }

pkgs/iroh.nix

@@ -0,0 +1,28 @@
+{ fetchFromGitHub, pkgs, rustPlatform, stdenv }:
+
+rustPlatform.buildRustPackage
+{
+  pname = "iroh";
+  version = "0.5.1";
+  src = fetchFromGitHub {
+    owner = "n0-computer";
+    repo = "iroh";
+    rev = "v0.5.1";
+    hash = "sha256-p1OvXso5szo8ZCnCTKgDzCEMJgiePXQMhVYOkWVZrbE=";
+  };
+
+  cargoHash = "sha256-QqMBEYaIQ6PqO7w7Yd1jVr0zHARsVaJtZzWytmDksZQ=";
+
+  buildInputs = with pkgs; [
+    libiconv
+  ] ++ lib.optionals stdenv.isDarwin [
+    darwin.apple_sdk.frameworks.SystemConfiguration
+    darwin.apple_sdk.frameworks.Security
+  ];
+
+  # Skip the netcheck test, which requires a network connection.
+  checkFlags = [
+    "--skip=netcheck::reportgen::probes::tests::test_plan_with_report"
+  ];
+}
+