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223 lines
7.0 KiB
Bash
Executable File
223 lines
7.0 KiB
Bash
Executable File
#!/bin/bash
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## Licensed to the Apache Software Foundation (ASF) under one
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## or more contributor license agreements. See the NOTICE file
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## distributed with this work for additional information
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## regarding copyright ownership. The ASF licenses this file
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## to you under the Apache License, Version 2.0 (the
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## "License"); you may not use this file except in compliance
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## with the License. You may obtain a copy of the License at
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##
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## http://www.apache.org/licenses/LICENSE-2.0
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##
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## Unless required by applicable law or agreed to in writing,
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## software distributed under the License is distributed on an
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## "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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## KIND, either express or implied. See the License for the
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## specific language governing permissions and limitations
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## under the License.
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version=0.9.1
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OPTIND=1
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OPTIND=1
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verb=0
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logDir="/nsr/logs/cloudstack/"
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clusterClient=""
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networkerServer=""
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hvVersion=""
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libvVersion=""
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apiVersion=""
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logFile=""
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destination=""
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volume=""
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ssid=""
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newvolumeUuid=""
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POOLPATH=""
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log () {
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[[ "$verb" -eq 1 ]] && builtin echo "$@"
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if [[ "$1" == "-ne" || "$1" == "-e" || "$1" == "-n" ]]; then
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builtin echo -e "$(date '+%Y-%m-%d %H-%M-%S>')" "${@: 2}" >> "$logFile"
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else
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builtin echo "$(date '+%Y-%m-%d %H-%M-%S>')" "$@" >> "$logFile"
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fi
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}
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vercomp() {
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local a b IFS=. -; set -f
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printf -v a %08d $1; printf -v b %08d $3
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test $a "$2" $b
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}
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usage() {
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echo "
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Usage:[-v] [-h] [-l log_dir] [-s networker_server] [-c networker_cluster_client] [-S ssid] [-d networker_destination_client ] [ -a volume ] [ -p pool_local_path ]
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Options:
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-h Help and usage
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-v Enable log mode
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-l log_dir. Specify log directory. Default is /nsr/logs/cloudstack
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-s networker_server Specify the EMC Networker server we are going to use
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-c networker_cluster_client Specify the EMC Networker client CLUSTER to use
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-d networker_destination_client Specify the EMC Networker client that is going to be used for the restore
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-a volume Specify volume to restore
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-p pool_local_path Local Path to Pool
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-S ssid Specify SSID
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Supplements Apache Cloudstack B&R Framework EMC Networker plugin and performs the backup of the Virtual Machines
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"
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}
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sanity_checks() {
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log "Performing environment sanity checks..."
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log -ne "\t[1] Checking if Networker is installed\t"
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if [[ $(systemctl list-unit-files | grep networker) = *networker* ]]; then
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log "Success"
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else
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log "Failure"
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log -e "\n\tNetworker Service NOT FOUND. Make sure that Networker client is properly installed"
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exit 1
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fi
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log -ne "\t[2] Checking if Networker is running\t"
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if [[ $(systemctl is-active networker) = *active* ]]; then
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log "Success"
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else
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log "Failure"
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log -e "\n\tNetworker Service is not running. Investigate Networker logs, startup server and try again"
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exit 2
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fi
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log -ne "\t[3] Checking Networker DNS Resolution\t"
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if [[ $(getent hosts "$networkerServer") = *$networkerServer* ]]; then
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log "Success"
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else
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log "Failure"
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log -e "\n\tNetworker Server cannot be resolved. Backups will most probably fail. Consider adding the ip/hostname to /etc/host or fix DNS resolution"
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exit 3
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fi
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log -ne "\t[4] Checking QEMU / Libvirt Versions \t"
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hvVersion=$(virsh version | grep hypervisor | awk '{print $(NF)}')
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libvVersion=$(virsh version | grep libvirt | awk '{print $(NF)}' | tail -n 1)
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apiVersion=$(virsh version | grep API | awk '{print $(NF)}')
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if vercomp "$hvVersion" \> 2.1.2; then
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log -n "Success"
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log -ne "\t\t [ Libvirt: $libvVersion apiVersion: $apiVersion ]"
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echo
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else
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log "Failure"
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log -e "\n\tYour QEMU version $hvVersion is unsupported. Consider upgrading at least to latest QEMU at branch 2"
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exit 4
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fi
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log "Environment Sanity Checks successfully passed"
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}
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echo "
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Cloudstack B&R Framework - EMC Networker backup script
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Version $version
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"
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restore_all_volumes() {
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log "Preparing restore for SAVESET $ssid"
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cmd="$(sudo recover -s "$networkerServer" -S "$ssid" -iY)"
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retVal=$?
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log "$cmd"
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if [ "$retVal" -ne 0 ]; then
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log "Unable to restore SAVESET $ssid"
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exit 4
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else
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log "Restore of SAVESET $ssid has been completed"
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fi
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}
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restore_volume() {
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log "Preparning restore for volume $volume at destination as $POOLPATH/$newvolumeUuid"
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cmd="$(recover -R "$destination" -c "$clusterClient" -s "$networkerServer" -a "$POOLPATH/$volume" -iR)"
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retVal=$?
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log "$cmd"
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if [ "$retVal" -ne 0 ]; then
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log "Unable to restore SAVESET $ssid"
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exit 5
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else
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log "Restore of SAVESET $ssid has been completed"
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fi
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if [ -f "$POOLPATH/$volume.R" ]; then
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mv "$POOLPATH/$volume.R" "$POOLPATH/$newvolumeUuid"
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else
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mv "$POOLPATH/$volume" "$POOLPATH/$newvolumeUuid"
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fi
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if [ -f "$POOLPATH/$newvolumeUuid" ]; then
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log "Volume restored under path/name: $POOLPATH/$newvolumeUuid"
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else
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log "Unable to verify final restored volume: $POOLPATH/$newvolumeUuid"
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exit 6
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fi
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}
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while getopts "h?vs:l:c:d:a:S:n:p:" opt; do
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case "$opt" in
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h|\?)
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usage
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exit 254
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;;
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c) clusterClient="$OPTARG"
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;;
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s) networkerServer="$OPTARG"
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;;
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l) logDir="$OPTARG"
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;;
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d) destination="$OPTARG"
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;;
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a) volume="$OPTARG"
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;;
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S) ssid="$OPTARG"
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;;
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n) newvolumeUuid="$OPTARG"
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;;
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p) POOLPATH="$OPTARG"
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;;
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v) verb=1
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;;
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esac
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done
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shift $((OPTIND-1))
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[ "${1:-}" = "--" ] && shift
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if [[ -n "$newvolumeUuid" ]]; then
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if [[ -z "$networkerServer" || -z "$destination" || -z "$clusterClient" || -z "$newvolumeUuid" || -z "$POOLPATH" ]]; then
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usage
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exit 255
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fi
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elif [[ -n "$ssid" ]]; then
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if [[ -z "$networkerServer" ]]; then
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usage
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exit 255
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fi
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elif [[ -n "$ssid" && -n "$volumeUuid" ]]; then
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echo "You can either restore a whole saveset or part of it but not both."
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exit 250
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else
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exit 255
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fi
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if [ ! -d "$logDir" ]; then
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mkdir -p "$logDir"
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fi
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if [[ -z "$ssid" && -n "$newvolumeUuid" ]]; then
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logFile="$logDir/RESTORE-$newvolumeUuid-$(date +'%Y_%m_%d_%I_%M_%p').log"
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# Perform Initial sanity checks
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sanity_checks
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restore_volume
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elif [[ -n "$ssid" && -z "$newvolumeUuid" ]]; then
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logFile="$logDir/RESTORE-$ssid-$(date +'%Y_%m_%d_%I_%M_%p').log"
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# Perform Initial sanity checks
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sanity_checks
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restore_all_volumes
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fi
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exit 0 |