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