reaver: database on readwrite medium (#25321)

pkgs/tools/networking/reaver-wps/default.nix

@@ -1,27 +1,36 @@
-{ stdenv, fetchurl, libpcap, sqlite }:
+{ stdenv, fetchurl, libpcap, sqlite, makeWrapper }:
 
 stdenv.mkDerivation rec {
-  name = "reaver-wps-1.4";
+  version = "1.4";
+  name = "reaver-wps-${version}";
+  confdir = "/var/db/${name}"; # the sqlite database is at "${confdir}/reaver/reaver.db"
 
   src = fetchurl {
-    url = http://reaver-wps.googlecode.com/files/reaver-1.4.tar.gz;
+    url = "https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/reaver-wps/reaver-${version}.tar.gz";
     sha256 = "0bdjai4p8xbsw8zdkkk43rgsif79x0nyx4djpyv0mzh59850blxd";
   };
 
+  nativeBuildInputs = [ makeWrapper ];
   buildInputs = [ libpcap sqlite ];
 
-  prePatch = ''
-    cd src
+  sourceRoot = "reaver-${version}/src";
+
+  configureFlags = "--sysconfdir=${confdir}";
+
+  installPhase = ''
+    mkdir -p $out/{bin,etc}
+    cp reaver.db $out/etc/
+    cp reaver wash $out/bin/
+
+    wrapProgram $out/bin/reaver --run "[ -s ${confdir}/reaver/reaver.db ] || install -D $out/etc/reaver.db ${confdir}/reaver/reaver.db"
+    wrapProgram $out/bin/wash   --run "[ -s ${confdir}/reaver/reaver.db ] || install -D $out/etc/reaver.db ${confdir}/reaver/reaver.db"
   '';
 
-  preInstall = ''
-    mkdir -p $out/bin
-  '';
-
-  meta = {
+  meta = with stdenv.lib; {
     description = "Brute force attack against Wifi Protected Setup";
     homepage = http://code.google.com/p/reaver-wps;
-    license = stdenv.lib.licenses.gpl2Plus;
-    platforms = stdenv.lib.platforms.linux;
+    license = licenses.gpl2Plus;
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ nico202 volth ];
   };
 }