ovftool: fix fetching (#500608)

{

  autoPatchelfHook,

  c-ares,

  cacert,

  curl,

  darwin,

  expat,

  openssl,

  stdenv,

  unzip,

  writeShellScript,

  xercesc,

  zlib,

  acceptBroadcomEula ? false,

          ;

      };

    in

    fetchurl {

    stdenv.mkDerivation {

      name = fileName;

      url =

        (mkBaseUrl toolId)

        + "?p_p_id=SDK_AND_TOOL_DETAILS_INSTANCE_iwlk&p_p_lifecycle=2&p_p_resource_id=documentDownloadArtifact";

      curlOptsList = [

        "--json"

        requestJson

      ];

      downloadToTemp = true;

      nativeBuildInputs = [ jq ];

      postFetch = ''

        # Try again with the new URL

        urls="$(jq -r 'if (.success == true) then .data.downloadUrl else error(. | tostring) end' < "$downloadedFile" || exit $?)" \

          downloadToTemp="" \

          curlOptsList="" \

          curlOpts="" \

          postFetch="" \

          exec "$SHELL" "''${BASH_ARGV[@]}"

      builder = writeShellScript "builder.sh" ''

        curlVersion=$(${curl}/bin/curl -V | head -1 | cut -d' ' -f2)

        curl=(

          ${lib.getExe curl}

          --location

          --retry 3

          --user-agent "curl/$curlVersion Nixpkgs/${lib.trivial.release}"

          --cacert ${cacert}/etc/ssl/certs/ca-bundle.crt

          $NIX_CURL_FLAGS

        )

        "''${curl[@]}" --json ${lib.escapeShellArg requestJson} --output details.json "$url"

        echo "Details: $(<details.json)" >&2

        url="$(jq -r 'if (.success == true) then .data.downloadUrl else error(. | tostring) end' < details.json || exit 1)"

        echo "Redirect URL: $url" >&2

        if [ -n "$url" ]; then

          "''${curl[@]}" --output "$out" "$url"

        else

          echo "Couldn't get redirect URL, exiting." >&2

          exit 1

        fi

      '';

      inherit hash;

      nativeBuildInputs = [

        curl

        jq

      ];

      outputHashAlgo = "sha256";

      outputHash = hash;

      impureEnvVars = lib.fetchers.proxyImpureEnvVars ++ [

        # This variable allows the user to pass additional options to curl

        "NIX_CURL_FLAGS"

      ];

    };

  ovftoolSystems = {