hardened malloc. networking + firewall. json based config.

config/settings/services/mem_alloc.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/env bash
+set -e
+set -x
+if [ -f  '/usr/src/hardened_malloc/Makefile' ]; then
+   cd /usr/src/hardened_malloc/
+   make -s VARIANT=default CONFIG_NATIVE=false
+fi
+if [ -f  '/usr/src/hardened_malloc/out/libhardened_malloc.so' ]; then
+   echo '/usr/src/hardened_malloc/out/libhardened_malloc.so' | tee /etc/ld.so.preload
+fi
+