kubelogin: install shell completions (#346587)

{ lib, fetchFromGitHub, buildGoModule, go }:

{ stdenv, lib, fetchFromGitHub, buildGoModule, installShellFiles, go }:

buildGoModule rec {

  pname = "kubelogin";

    "-X main.goVersion=${lib.getVersion go}"

  ];

  nativeBuildInputs = [ installShellFiles ];

  postInstall = lib.optionalString (stdenv.buildPlatform.canExecute stdenv.hostPlatform) ''

    $out/bin/kubelogin completion bash >kubelogin.bash

    $out/bin/kubelogin completion fish >kubelogin.fish

    $out/bin/kubelogin completion zsh >kubelogin.zsh

    installShellCompletion kubelogin.{bash,fish,zsh}

  '';

  __darwinAllowLocalNetworking = true;

  meta = with lib; {

    description = "Kubernetes credential plugin implementing Azure authentication";

    mainProgram = "kubelogin";