No more preserving statedir

cleanup.sh

@@ -2,11 +2,4 @@
 
 set -eu
 
-for mach in machines/*; do
-	statedir="state/${mach##*/}"
-	rm -rvf "$statedir"
-done
-
-for net in networks/*; do
-	test -e $net/down.sh && $net/down.sh
-done
+echo "nothing to do, namespaces gone."

init.sh

@@ -2,6 +2,8 @@
 
 set -eu
 
+mount -t tmpfs -o size=100M horror ./state
+
 for net in networks/*; do
 	$net/up.sh
 done