Add OpenNebula plugin docs

opennebula/README.md

@@ -0,0 +1 @@
+See [../docs/installation/opennebula.en.md](../docs/installation/opennebula.en.md).

opennebula/install.sh

@@ -4,16 +4,25 @@ set -e
 
 reapply_patch() {
 	if ! patch -f --dry-run -l -R $1 < $2 >/dev/null; then
+		already_applied=0
 		if ! patch -l -f $1 < $2; then
+			applied_ok=0
 			echo "ERROR: Failed to patch file $1, please apply the patch $2 manually"
 		fi
 	fi
 }
 echo "Reapplying Vitastor patches to OpenNebula's oned.conf, vmm_execrc and downloader.sh"
+already_applied=1
+applied_ok=1
 reapply_patch /var/lib/one/remotes/datastore/downloader.sh /var/lib/one/remotes/datastore/vitastor/downloader-vitastor.sh.diff
 reapply_patch /etc/one/oned.conf /var/lib/one/remotes/datastore/vitastor/oned.conf.diff
 reapply_patch /etc/one/vmm_exec/vmm_execrc /var/lib/one/remotes/datastore/vitastor/vmm_execrc.diff
-if [ -f /etc/apparmor.d/local/abstractions/libvirt-qemu ]; then
+if [[ "$already_applied" = 1 ]]; then
+	echo "OK: Vitastor OpenNebula patches are already applied"
+elif [[ "$applied_ok" = 1 ]]; then
+	echo "OK: Vitastor OpenNebula patches successfully applied"
+fi
+if [[ -f /etc/apparmor.d/local/abstractions/libvirt-qemu ]]; then
 	if ! grep -q /etc/vitastor/vitastor.conf /etc/apparmor.d/local/abstractions/libvirt-qemu; then
 		echo '  "/etc/vitastor/vitastor.conf" r,' >> /etc/apparmor.d/local/abstractions/libvirt-qemu
 	fi

opennebula/vitastor-imageds.conf

@@ -6,4 +6,5 @@ DISK_TYPE = "file"
 BRIDGE_LIST = "opennebula1"
 POOL_NAME = "test1"
 IMAGE_PREFIX = "my"
-STAGING_DIR = /var/tmp
+STAGING_DIR = "/var/tmp"
+VITASTOR_CONF = "/etc/vitastor/vitastor.conf"

opennebula/vitastor-systemds.conf

@@ -3,4 +3,5 @@ TM_MAD = "vitastor"
 TYPE = "SYSTEM_DS"
 BRIDGE_LIST = "opennebula1"
 POOL_NAME = "test1"
-IMAGE_PREFIX = "my"
+IMAGE_PREFIX = "one"
+VITASTOR_CONF = "/etc/vitastor/vitastor.conf"