Implement OpenNebula driver

2024-08-30 23:46:37 +03:00
parent 986cd11705
commit 2b96ac0b44
55 changed files with 2969 additions and 3 deletions
@@ -0,0 +1,97 @@
+#!/bin/bash
+
+# Vitastor OpenNebula driver
+# Copyright (c) Vitaliy Filippov, 2024+
+# License: Apache-2.0 http://www.apache.org/licenses/LICENSE-2.0
+
+# clone fe:SOURCE host:remote_system_ds/disk.i size
+#   - fe is the front-end hostname
+#   - SOURCE is the path of the disk image in the form DS_BASE_PATH/disk
+#   - host is the target host to deploy the VM
+#   - remote_system_ds is the path for the system datastore in the host
+
+SRC=$1
+DST=$2
+VM_ID=$3
+DS_ID=$4
+
+#--------------------------------------------------------------------------------
+
+if [ -z "${ONE_LOCATION}" ]; then
+    TMCOMMON=/var/lib/one/remotes/tm/tm_common.sh
+    LIB_LOCATION=/usr/lib/one
+else
+    TMCOMMON=$ONE_LOCATION/var/remotes/tm/tm_common.sh
+    LIB_LOCATION=$ONE_LOCATION/lib
+fi
+
+DRIVER_PATH=$(dirname $0)
+
+source $TMCOMMON
+
+#-------------------------------------------------------------------------------
+# Compute the destination image name
+#-------------------------------------------------------------------------------
+
+DST_HOST=`arg_host $DST`
+
+SRC_PATH=`arg_path $SRC`
+DST_PATH=`arg_path $DST`
+
+DST_DIR=`dirname $DST_PATH`
+
+DISK_ID=$(echo $DST|awk -F. '{print $NF}')
+VM_DST="${SRC_PATH}-${VM_ID}-${DISK_ID}"
+DST_DS_ID=`echo $DST | sed s#//*#/#g | awk -F/ '{print $(NF-2)}'`
+
+#-------------------------------------------------------------------------------
+# Get Image information
+#-------------------------------------------------------------------------------
+
+XPATH="${DRIVER_PATH}/../../datastore/xpath.rb --stdin"
+
+unset i j XPATH_ELEMENTS
+
+while IFS= read -r -d '' element; do
+    XPATH_ELEMENTS[i++]="$element"
+done < <(onevm show -x $VM_ID | $XPATH  \
+    /VM/TEMPLATE/DISK[DISK_ID=$DISK_ID]/VITASTOR_CONF \
+    /VM/TEMPLATE/DISK[DISK_ID=$DISK_ID]/SIZE)
+
+VITASTOR_CONF="${XPATH_ELEMENTS[j++]}"
+SIZE="${XPATH_ELEMENTS[j++]}"
+
+#-------------------------------------------------------------------------------
+# Get Datastore information
+#-------------------------------------------------------------------------------
+
+unset i j XPATH_ELEMENTS
+
+while IFS= read -r -d '' element; do
+    XPATH_ELEMENTS[i++]="$element"
+done < <(onedatastore show -x $DST_DS_ID | $XPATH \
+    /DATASTORE/TEMPLATE/POOL_NAME)
+
+POOL_NAME="${XPATH_ELEMENTS[j++]}"
+
+disable_local_monitoring $DST_HOST $DST_DIR
+
+#-------------------------------------------------------------------------------
+# Clone the image
+#-------------------------------------------------------------------------------
+
+CLI=vitastor-cli
+if [ -n "$VITASTOR_CONF" ]; then
+    CLI="$CLI --config_path ${VITASTOR_CONF}"
+fi
+if [ -n "$POOL_NAME" ]; then
+    CLI="$CLI --pool ${POOL_NAME}"
+fi
+
+CLONE_CMD=$(cat <<EOF
+    $CLI create --parent $SRC_PATH --size ${SIZE}M $VM_DST
+EOF
+)
+
+ssh_exec_and_log "$DST_HOST" "$CLONE_CMD" "Error cloning $SRC_PATH to $VM_DST in $DST_HOST"
+exit 0