Wiremock shell.nix

shell.nix

# https://wiremock.org/docs/running-standalone/
# inspired by https://discourse.nixos.org/t/download-and-wrap-a-jar-extensively-documented-example/8049
{ pkgs ? import <nixpkgs> {} }:
let mywiremock = 
        pkgs.stdenv.mkDerivation rec {
          name = "mywiremock";
          version = "2.35.0";

          # https://ryantm.github.io/nixpkgs/builders/fetchers/
          src = pkgs.fetchurl {
            url = "https://repo1.maven.org/maven2/com/github/tomakehurst/wiremock-jre8-standalone/2.35.0/wiremock-jre8-standalone-2.35.0.jar";
            sha256 = "sha256-rhVq4oEuPPpHDEftBzEA707HeSc3Kk4gPw471THz61c=";
          };
          # I fetch the JAR file directly, so no archives to unpack.
          dontUnpack = true;

          # https://nixos.org/manual/nixpkgs/stable/#fun-makeWrapper
          nativeBuildInputs = [ pkgs.makeWrapper ];

          # wiremock doesn't work with jre_minimal
          installPhase = ''
          mkdir -pv $out/share/java $out/bin
          cp ${src} $out/share/java/wiremock-jre8-standalone-2.35.0.jar
          makeWrapper ${pkgs.jre}/bin/java $out/bin/mywiremock \
            --add-flags "-jar $out/share/java/wiremock-jre8-standalone-2.35.0.jar"
          '';
        };
in 
pkgs.mkShell {
    packages = [
        pkgs.jre
        # extra arguments are passed to the wrapped program, like mywiremock --record-mappings
        mywiremock
    ];
}