+function start_docker {
+ /root/dnd.sh &
+ for i in $(seq 1 10) ; do
+ if docker version >/dev/null 2>/dev/null ; then
+ return
+ fi
+ sleep 1
+ done
+ false
+}
+
+function kill_docker {
+ if test -f /var/run/docker.pid ; then
+ kill $(cat /var/run/docker.pid)
+ fi
+ for i in $(seq 1 10) ; do
+ if ! docker version >/dev/null 2>/dev/null ; then
+ return
+ fi
+ sleep 1
+ done
+ false
+}
+