{ stdenv, buildGoPackage, fetchFromGitHub }: buildGoPackage rec { name = "dovecot_exporter-unstable-${version}"; version = "2018-01-18"; rev = "4e831356533e2321031df73ebd25dd55dbd8d385"; goPackagePath = "github.com/kumina/dovecot_exporter"; src = fetchFromGitHub { owner = "kumina"; repo = "dovecot_exporter"; inherit rev; sha256 = "0iky1i7m5mlknkhlpsxpjgigssg5m02nx5y7i4biddkqilfic74n"; }; goDeps = ./dovecot-exporter-deps.nix; meta = with stdenv.lib; { inherit (src.meta) homepage; description = "Prometheus metrics exporter for Dovecot"; license = licenses.asl20; maintainers = with maintainers; [ willibutz ]; }; }