gistfile1.txt

nixpkgs.overlays = [
  (self: super: {
    qemu_kvm = super.qemu_kvm.override {
      cephSupport = true;
    };

    libvirt = super.libvirt.override {
      enableCeph = true;
      enableIscsi = true;
    };

    ceph = super.ceph.override {
      jemalloc = pkgs.jemalloc;
    };

    pythonPackages = super.pythonPackages.extend (self: super: {
      cheroot = super.cheroot.overrideAttrs (old: {
        doCheck = false;
      });
    });
  })
];