fermosan commented on code in PR #6550: URL: https://github.com/apache/cloudstack/pull/6550#discussion_r955955139
########## scripts/vm/hypervisor/kvm/nsrkvmbackup.sh: ########## @@ -0,0 +1,270 @@ +#!/bin/bash + +## Licensed to the Apache Software Foundation (ASF) under one +## or more contributor license agreements. See the NOTICE file +## distributed with this work for additional information +## regarding copyright ownership. The ASF licenses this file +## to you under the Apache License, Version 2.0 (the +## "License"); you may not use this file except in compliance +## with the License. You may obtain a copy of the License at +## +## http://www.apache.org/licenses/LICENSE-2.0 +## +## Unless required by applicable law or agreed to in writing, +## software distributed under the License is distributed on an +## "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +## KIND, either express or implied. See the License for the +## specific language governing permissions and limitations +## under the License. + + +version=0.9.1 + + +OPTIND=1 + +verb=0 +logDir="/nsr/logs/cloudstack/" +snapPrefix="CSBKP_$RANDOM_" +clusterClient="" +networkerServer="" +hvVersion="" +libvVersion="" +apiVersion="" +kvmDName="" +kvmDUuid="" +logFile="" +mediaPool="" +retentionTime="" + + +log () { + + [[ "$verb" -eq 1 ]] && builtin echo "$@" + if [[ "$1" == "-ne" || "$1" == "-e" || "$1" == "-n" ]]; then + builtin echo -e "$(date '+%Y-%m-%d %H-%M-%S>')" "${@: 2}" >> "$logFile" + else + builtin echo "$(date '+%Y-%m-%d %H-%M-%S>')" "$@" >> "$logFile" + fi + +} + +vercomp(){ + local a b IFS=. -; set -f + printf -v a %08d $1; printf -v b %08d $3 + test $a "$2" $b +} +usage() { + echo " + +Usage:[-v] [-h] [-l log_dir] [-dr] [-s networker_server] [-c networker_cluster_client] [-t target_vm] [-u target_uuid] [-p snapprefix] [-P media_pool ] [-R retention_time ] + +Options: + -h Help and usage + -v Enable verbose mode + -l log_dir. Specify log directory. Default is /nsr/logs/cloudstack + -s networker_server Specifiy the EMC Networker server we are going to use + -c networker_cluster_client Specify the EMC Networker client CLUSTER to use + -t target_vm KVM domain to backup + -u target_uuid KVM domain to backup + -p Snapshot Prefix for backups + -P mediaPool EMC Networker Media Pool + -R retention_time Backup retention time + +Supplements Apache Cloudstack B&R Framework EMC Networker plugin and performs the backup of the Virtual Machines +" + +} + +sanity_checks() { + + log "Performing environment sanity checks..." + log -ne "\t[1] Checking if Networker is installed\t" + if [[ $(systemctl list-unit-files | grep networker) = *networker* ]]; then + log "Success" + else + log "Failure" + log -e "\n\tNetworker Service NOT FOUND. Make sure that Networker client is properly installed" + exit 1 + fi + + log -ne "\t[2] Checking if Networker is running\t" + if [[ $(systemctl is-active networker) = *active* ]]; then + log "Success" + else + log "Failure" + log -e "\n\tNetworker Service is not running. Investigate Networker logs, startup server and try again" + exit 2 + fi + log -ne "\t[3] Checking Networker DNS Resolution\t" + if [[ $(getent hosts "$networkerServer") = *$networkerServer* ]]; then + log "Success" + else + log "Failure" + log -e "\n\tNetworker Server cannot be resolved. Backups will most probably fail. Consider adding the ip/hostname to /etc/host or fix DNS resolution" + exit 3 + fi + + log -ne "\t[4] Checking QEMU / Libvirt Versions \t" + hvVersion=$(virsh version | grep hypervisor | awk '{print $(NF)}') + libvVersion=$(virsh version | grep libvirt | awk '{print $(NF)}' | tail -n 1) + apiVersion=$(virsh version | grep API | awk '{print $(NF)}') + if vercomp "$hvVersion" \> 2.1.2; then + log -n "Success" + log -ne "\t\t [ Libvirt: $libvVersion apiVersion: $apiVersion ]" + echo + + else + log "Failure" + log -e "\n\tYour QEMU version $hvVersion is unsupported. Consider upgrading at least to latest QEMU at branch 2" + exit 4 + fi + + + + log "Environment Sanity Checks successfully passed" +} + + + +echo " +Cloudstack B&R Framework - EMC Networker backup script +Version $version +" + + +backup_domain() { + + name=$1 + snapName=$2 + log "Preparing snapshots and gathering information for backing up domain $name under snapshot name $snapName" + log "Retention time is $retentionTime" + + declare -A TRGSRC + while IFS=',' read -r TARGET SOURCE + do + if [[ $SOURCE != "-" ]]; then + TRGSRC+=(["$TARGET"]="$SOURCE") + fi + done < <(virsh domblklist "$name" --details | grep file | grep -v 'cdrom' | grep -v 'floppy' | sed 's/ */,/g' | cut -d',' -f 4-) + diskspec="" + for target in "${!TRGSRC[@]}"; do + log -e "\tDisk for $target is at ${TRGSRC[${target}]}" + diskspec="$diskspec --diskspec $target,snapshot=external" + disks="$disks ${TRGSRC[${target}]} " + done + + cmd="$(virsh snapshot-create-as --domain "$name" --name "$snapName" --no-metadata --atomic --quiesce --disk-only "$diskspec")" Review Comment: Since it is running on the kvm agent side i am not sure we can do. -- This is an automated message from the Apache Git Service. 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