diff --git a/installing/debootstrap_ordis_portables.sh b/installing/debootstrap_ordis_portables.sh
index 3403028..f2b6c88 100755
--- a/installing/debootstrap_ordis_portables.sh
+++ b/installing/debootstrap_ordis_portables.sh
@@ -39,13 +39,18 @@ varia[b]=boot_device
 boot_device=
 
 usage[R]="The device where the system will be installed"
-varia[R]=boot_device
-boot_device=
+varia[R]=root_device
+root_device=
 
 usage[l]="System locale"
 varia[l]=locale
 locale="en_US.UTF-8 UTF-8\nfr_FR.UTF-8 UTF-8"
 
+usage[w]="Wireguard IP last number (4 for 1.2.3.4)"
+varia[w]=wireguard_number
+wireguard_number=
+
+
 
 . driglibash-args
 
@@ -63,7 +68,7 @@ install="vim openssh-server git nginx"
 . driglibash-base
 
 chroot_run(){
-  run echo "$@" | chroot "$mnt"
+  chroot "$mnt" $@
   if [ "$?" -ne 0 ] ; then
     die "Error, chroot command [$@] exited with code '$?'"
   fi
@@ -77,16 +82,14 @@ wait_for_user(){
 
 mount_misc(){
   run mkdir -p "$mnt"/{proc,dev,sys}
-  run mount -t proc none "$mnt/proc"
-  clean "umount '$mnt/proc'"
+  run mount -t proc /proc "$mnt/proc"
+  #clean "umount '$(realpath "$mnt/proc")'"
   # To access physical devices
-  run mount -o bind /dev "$mnt/dev"
-  clean "umount '$mnt/dev'"
-  run mount -o bind /dev/pts "$mnt/dev/pts"
-  clean "umount '$mnt/dev/pts'"
-  run mount -o bind /sys "$mnt/sys"
-  clean "umount '$mnt/sys'"
-  # mount /dev/pts ? apt install complain about its absence
+  run mount --rbind --make-rslave /dev "$mnt/dev"
+  #clean "umount -R '$(realpath "$mnt/dev")'"
+  run mount --rbind --make-rslave /sys "$mnt/sys"
+  #clean "umount -R '$(realpath "$mnt/sys")'"
+  clean "umount -R '$mnt'"
 }
 
 if [ -z "$hostname" ] ; then
@@ -104,15 +107,25 @@ if ! [ -d "$secret_dir" ] ; then
 fi
 
 
-section "debootstraping"
+section "Mounting additionnal items"
+if [ -n "$(df | grep "$root_device")" ] ; then
+	run umount "$root_device"
+fi
+run mount --make-private "$root_device" "$mnt"
+clean "umount -R '$mnt'"
+
+
 # Debootstrap may fail when the target is an existing system
-#if [ -n "$(ls -A $mnt)" ]; then
-#  die "Root dir '$mnt' is not empty. Won’t debootstrap it."
-#fi
+if [ -n "$(ls -A $mnt)" ]; then
+  die "Root dir '$mnt' is not empty. Won’t debootstrap it."
+fi
+
+
+
+section "debootstraping"
 run debootstrap --verbose --arch "$arch" "$release" "$mnt" "$repo"
 
 
-section "Mounting additionnal items"
 mount_misc
 
 
@@ -121,7 +134,7 @@ section "Installing selected software"
 chroot "$mnt" <<EOF
   export DEBIAN_FRONTEND=noninteractive
   apt-get update  -q -y 
-  apt-get install -q -y linux-image-amd64 console-data grub2 locales $install
+  apt-get install -q -y linux-image-amd64 console-data grub2 locales vim wireguard-tools wireguard $install
 EOF
 # TODO watershed ?
 
@@ -199,14 +212,39 @@ EOF
 section "Creating root SSH key to connect"
 if [ -n "$(ls -A $secret_dir)" ]; then
   #die "Secret dir '$secret_dir' is not empty"
-  yell "Secret dir is not empty. Wont save ssh key."
-else
-  run export HOSTNAME="$hostname" && ssh-keygen -b 4096 -f "$secret_dir/id_rsa" -P ''
-  run mkdir -p "$mnt/root/.ssh/"
-  cat "$secret_dir/id_rsa.pub" >> "$mnt/root/.ssh/authorized_keys"
+  yell "Secret dir is not empty. May erase key."
 fi
+run export HOSTNAME="$hostname" && ssh-keygen -b 4096 -f "$secret_dir/id_rsa" -P ''
+run mkdir -p "$mnt/root/.ssh/"
+cat "$secret_dir/id_rsa.pub" >> "$mnt/root/.ssh/authorized_keys"
 
 
+section "Creating wireguard conf"
+if [ -n "$wireguard_number" ] ; then
+	run cat >> "$mnt/etc/wireguard/jeancloud.conf" <<EOF
+[Interface]
+PrivateKey = $(wg genkey)
+ListenPort = 51812
+Address = 10.98.1.$wireguard_number/32
+
+[Peer] # debug
+PublicKey = OpENQI1ElPuVdNssMySffO8iZEyJsOaSQ9bQLU6Uz2E=
+AllowedIPs = 10.98.1.254/32
+Endpoint = 193.33.56.94:51812
+PersistentKeepalive = 25
+EOF
+wireguard_pubkey="$(cat /etc/wireguard/jeancloud.conf | grep  -oP '^PrivateKey = \K.*' | wg pubkey)"
+
+	run cat >> "$secret_dir/wg_conf_part_$hostname" <<EOF
+[Peer] # $hostname
+PublicKey = $wireguard_pubkey
+AllowedIPs = 10.98.1.$wireguard_number/32
+EOF
+
+else
+	yell "Passing"
+fi
+
 section "Generating locales"
 chroot_run echo -e "$locale" > "/etc/locale.gen"
 chroot_run locale-gen