diff --git a/dicos/99_one-master.xml b/dicos/99_one-master.xml
index 0663f2e..4a50266 100644
--- a/dicos/99_one-master.xml
+++ b/dicos/99_one-master.xml
@@ -68,6 +68,15 @@
             <variable name='activer_hooks' type='oui/non' description="Utiliser des hook personnalisés" mode='expert'>
               <value>non</value>
             </variable>
+            <variable name='hapy_init_master' type='oui/non' description="Pré-paramétrer Hapy">
+              <value>non</value>
+            </variable>
+            <variable name='hapy_init_master_disk_size' type='number' description="Taille en Giga-octets du disque dur vierge">
+              <value>40</value>
+            </variable>
+            <variable name='hapy_init_master_iso_version' type='string' description="Version de l'image ISO EOLE à télécharger">
+              <value>2.5.2</value>
+            </variable>
         </family>
         <family name='Hooks'>
           <variable name='hapy_vm_hooks' type='oui/non' description="Hooks sur les VM" mode='expert' mandatory='True'>
@@ -205,7 +214,7 @@
           <slave>hapy_vm_hook_state</slave>
           <slave>hapy_vm_hook_lcm_state</slave>
         </group>
-        
+
         <check name="valid_enum" target="hapy_user_hook_on">
           <param>['CREATE','REMOVE']</param>
         </check>
@@ -219,6 +228,11 @@
           <slave>hapy_user_hook_command</slave>
           <slave>hapy_user_hook_arguments</slave>
         </group>
+        <condition name='hidden_if_in' source='hapy_init_master'>
+            <param>non</param>
+            <target type='variable'>hapy_init_master_disk_size</target>
+            <target type='variable'>hapy_init_master_iso_version</target>
+        </condition>
     </constraints>
 
     <help>
@@ -236,5 +250,7 @@
         <variable name='hapy_user_hook_on'>Déclancheur du Hook (cf: http://docs.opennebula.org/4.8/integration/infrastructure_integration/hooks.html)</variable>
         <variable name='hapy_user_hook_command'>Script lancé par le Hook (cf: http://docs.opennebula.org/4.8/integration/infrastructure_integration/hooks.html)</variable>
         <variable name='hapy_user_hook_arguments'>Arguments passés au script lancé par le  Hook d'utilisateur (cf: http://docs.opennebula.org/4.8/integration/infrastructure_integration/hooks.html)</variable>
+        <variable name='hapy_init_master'>Initialiser Hâpy avec quelques fonctions de bases : ISO EOLE, Disque dur vierge et template d'installation d'EoleBase. ATTENTION, provoque le téléchargement de l'ISO EOLE</variable>
+        <variable name='hapy_init_master_iso_version'>Version de l'ISO EOLE à télécharger lors de l'initialisation</variable>
     </help>
 </creole>
diff --git a/postservice/99-init-hapy-master b/postservice/99-init-hapy-master
new file mode 100755
index 0000000..26044b6
--- /dev/null
+++ b/postservice/99-init-hapy-master
@@ -0,0 +1,108 @@
+#!/bin/bash
+
+[ $(CreoleGet hapy_init_master) == non ] && exit 0
+
+DISKSIZE=$(CreoleGet hapy_init_master_disk_size)
+DISKNAME="DSK-${DISKSIZE}-Go"
+DISKDESC="Disque vide de ${DISKSIZE} Go"
+
+VERSIONISO=$(CreoleGet hapy_init_master_iso_version)
+MAJORVERSION=${VERSIONISO:0:3}
+ISONAME="ISO-Eole-${VERSIONISO}-amd64"
+ISODESC="Image ISO EOLE Stable ${VERSIONISO} 64 bits"
+
+TMPLNAME="InstallEole-${VERSIONISO}-amd64"
+TMPLDESC="Modèle de VM permettant d'installer un module EOLE ${VERSIONISO} 64 bits (non persistente)"
+
+echo "########### suppr ${DISKNAME} ###############"
+oneimage delete ${DISKNAME}
+echo
+echo "########### suppr ${ISONAME} ###################"
+oneimage delete ${ISONAME}
+echo
+echo "########### suppr ${TMPLNAME} ###################"
+onetemplate delete ${TMPLNAME}
+echo
+
+#*****************************************************
+# DISQUE VIDE
+#*****************************************************
+if ! oneimage show "${DISKNAME}" &>/dev/null
+then
+    echo "***** Création de ${DISKNAME} *****"
+    oneimage create -d $(CreoleGet one_ds_image_name) --name "${DISKNAME}" --type DATABLOCK --description "${DISKDESC}" --size $((${DISKSIZE}*1024)) --prefix vd --driver qcow2 --fstype qcow2
+    oneimage chtype "${DISKNAME}" OS
+else
+    echo "***** ${DISKNAME} existe déjà *****"
+fi
+echo
+
+#*****************************************************
+# Image ISO EOLE Latest Stable
+#*****************************************************
+if ! oneimage show "${ISONAME}" &>/dev/null
+then
+    echo "***** Téléchargement de ${ISONAME} *****"
+    wget --output-document "/tmp/eole-${VERSIONISO}-alternate-amd64.iso" "http://eole.ac-dijon.fr/pub/iso/EOLE-${MAJORVERSION}/${VERSIONISO}/eole-${VERSIONISO}-alternate-amd64.iso"
+    echo "***** Création de ${ISONAME} *****"
+    if [ $? -ne 0 ]; then
+        echo "Erreur lors du téléchargement, Abandon"
+        exit 1
+    fi
+
+    FILE=$(mktemp)
+    cat > ${FILE} <<EOF
+NAME="${ISONAME}"
+TYPE="CDROM"
+DESCRIPTION="${ISODESC}"
+DEV_PREFIX="hd"
+PATH="/tmp/eole-${VERSIONISO}-alternate-amd64.iso"
+PERSISTENT="No"
+EOF
+    oneimage create -d $(CreoleGet one_ds_iso_name) ${FILE}
+    /bin/rm -f ${FILE}
+    for i in `seq 60`
+    do
+        sleep 1
+        #oneimage show ${ISONAME} | grep STATE | grep rdy &>/dev/null && break
+        oneimage show ${ISONAME} | grep STATE | grep lock &>/dev/null || break
+        echo -n "Attente : "
+        oneimage show ${ISONAME} | grep STATE
+    done
+    rm -f "/tmp/eole-${VERSIONISO}-alternate-amd64.iso"
+else
+    echo "***** ${ISONAME} existe déjà *****"
+fi
+echo
+
+
+#*****************************************************
+# Template EOLEBASE
+#*****************************************************
+if ! onetemplate show "${TMPLNAME}" &>/dev/null
+then
+    echo "***** Création de ${TMPLNAME} *****"
+    FILE=$(mktemp)
+    cat > ${FILE} <<EOF
+NAME="${TMPLNAME}"
+DESCRIPTION="${TMPLDESC}"
+INPUT=[BUS="usb",TYPE="tablet"]
+CPU="0.2"
+DISK=[DEV_PREFIX="vd",IMAGE_UNAME="oneadmin",IMAGE="${DISKNAME}",DRIVER="qcow2"]
+DISK=[DEV_PREFIX="hd",IMAGE_UNAME="oneadmin",IMAGE="${ISONAME}",DRIVER="raw"]
+FEATURES=[ACPI="yes",PAE="no",LOCALTIME="yes"]
+VCPU="1"
+GRAPHICS=[LISTEN="0.0.0.0",TYPE="vnc",KEYMAP="fr"]
+OS=[BOOT="hd,cdrom",ARCH="x86_64"]
+MEMORY="1024"
+EOF
+#NIC=[MODEL="virtio",NETWORK="CR_eole"]
+    onetemplate create ${FILE}
+
+    /bin/rm -f ${FILE}
+else
+    echo "***** ${TMPLNAME} existe déjà *****"
+fi
+echo
+exit 0
+