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ghettoVCB/ghettoVCB.sh

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# Author: William Lam
# Created Date: 11/17/2008
# http://www.virtuallyghetto.com/
# http://communities.vmware.com/docs/DOC-8760
##################################################################
# directory that all VM backups should go (e.g. /vmfs/volumes/SAN_LUN1/mybackupdir)
VM_BACKUP_VOLUME=/vmfs/volumes/dlgCore-NFS-bigboi.VM-Backups/WILLIAM_BACKUPS
# Format output of VMDK backup
# zeroedthick
# 2gbsparse
# thin
# eagerzeroedthick
DISK_BACKUP_FORMAT=thin
# Number of backups for a given VM before deleting
VM_BACKUP_ROTATION_COUNT=3
# Shutdown guestOS prior to running backups and power them back on afterwards
# This feature assumes VMware Tools are installed, else they will not power down and loop forever
# 1=on, 0 =off
POWER_VM_DOWN_BEFORE_BACKUP=0
# enable shutdown code 1=on, 0 = off
ENABLE_HARD_POWER_OFF=0
# if the above flag "ENABLE_HARD_POWER_OFF "is set to 1, then will look at this flag which is the # of iterations
# the script will wait before executing a hard power off, this will be a multiple of 60seconds
# (e.g) = 3, which means this will wait up to 180seconds (3min) before it just powers off the VM
ITER_TO_WAIT_SHUTDOWN=3
# Number of iterations the script will wait before giving up on powering down the VM and ignoring it for backup
# this will be a multiple of 60 (e.g) = 5, which means this will wait up to 300secs (5min) before it gives up
POWER_DOWN_TIMEOUT=5
# enable compression with gzip+tar 1=on, 0=off
ENABLE_COMPRESSION=0
############################
####### NEW PARAMS #########
############################
# Include VMs memory when taking snapshot
VM_SNAPSHOT_MEMORY=0
# Quiesce VM when taking snapshot (requires VMware Tools to be installed)
VM_SNAPSHOT_QUIESCE=0
##########################################################
# NON-PERSISTENT NFS-BACKUP ONLY
#
# ENABLE NON PERSISTENT NFS BACKUP 1=on, 0=off
ENABLE_NON_PERSISTENT_NFS=0
# umount NFS datastore after backup is complete 1=yes, 0=no
UNMOUNT_NFS=0
# IP Address of NFS Server
NFS_SERVER=172.51.0.192
# Path of exported folder residing on NFS Server (e.g. /some/mount/point )
NFS_MOUNT=/upload
# Non-persistent NFS datastore display name of choice
NFS_LOCAL_NAME=backup
# Name of backup directory for VMs residing on the NFS volume
NFS_VM_BACKUP_DIR=mybackups
############################
######### EMAIL ############
############################
# Email debug 1=yes, 0=no
EMAIL_DEBUG=0
# Email log 1=yes, 0=no
EMAIL_LOG=0
# Email Delay Interval from NC (netcat) - default 1
EMAIL_DELAY_INTERVAL=1
# Email SMTP server
EMAIL_SERVER=auroa.primp-industries.com
# Email SMTP server port
EMAIL_SERVER_PORT=25
# Email FROM
EMAIL_FROM=root@ghettoVCB
# Email RCPT
EMAIL_TO=auroa@primp-industries.com
########################## DO NOT MODIFY PAST THIS LINE ##########################
# RSYNC LINK 1=yes, 0 = no
RSYNC_LINK=0
LOG_LEVEL="info"
VMDK_FILES_TO_BACKUP="all"
# default 15min timeout
SNAPSHOT_TIMEOUT=15
LAST_MODIFIED_DATE=2011_11_19
VERSION=1
VERSION_STRING=${LAST_MODIFIED_DATE}_${VERSION}
# Directory naming convention for backup rotations (please ensure there are no spaces!)
VM_BACKUP_DIR_NAMING_CONVENTION="$(date +%F_%H-%M-%S)"
printUsage() {
echo "###############################################################################"
echo "#"
echo "# ghettoVCB for ESX/ESXi 3.5, 4.x+ and 5.0"
echo "# Author: William Lam"
echo "# http://www.virtuallyghetto.com/"
echo "# Documentation: http://communities.vmware.com/docs/DOC-8760"
echo "# Created: 11/17/2008"
echo "# Last modified: ${LAST_MODIFIED_DATE} Version ${VERSION}"
echo "#"
echo "###############################################################################"
echo
echo "Usage: $0 -f [VM_BACKUP_UP_LIST] -c [VM_CONFIG_DIR] -l [LOG_FILE] -d [DEBUG_LEVEL] -g [GLOBAL_CONF] -e [VM_EXCLUSION_LIST]"
echo
echo "OPTIONS:"
echo " -a Backup all VMs on host"
echo " -f List of VMs to backup"
echo " -c VM configuration directory for VM backups"
echo " -g Path to global ghettoVCB configuration file"
echo " -l File to output logging"
echo " -d Debug level [info|debug|dryrun] (default: info)"
echo
echo "(e.g.)"
echo -e "\nBackup VMs stored in a list"
echo -e "\t$0 -f vms_to_backup"
echo -e "\nBackup all VMs residing on this host"
echo -e "\t$0 -a"
echo -e "\nBackup all VMs residing on this host except for the VMs in the exclusion list"
echo -e "\t$0 -a -e vm_exclusion_list"
echo -e "\nBackup VMs based on specific configuration located in directory"
echo -e "\t$0 -f vms_to_backup -c vm_backup_configs"
echo -e "\nBackup VMs using global ghettoVCB configuration file"
echo -e "\t$0 -f vms_to_backup -g /global/ghettoVCB.conf"
echo -e "\nOutput will log to /tmp/ghettoVCB.log (consider logging to local or remote datastore to persist logs)"
echo -e "\t$0 -f vms_to_backup -l /vmfs/volume/local-storage/ghettoVCB.log"
echo -e "\nDry run (no backup will take place)"
echo -e "\t$0 -f vms_to_backup -d dryrun"
echo
exit 1
}
logger() {
LOG_TYPE=$1
MSG=$2
if [[ "${LOG_LEVEL}" == "debug" ]] && [[ "${LOG_TYPE}" == "debug" ]] || [[ "${LOG_TYPE}" == "info" ]] || [[ "${LOG_TYPE}" == "dryrun" ]]; then
TIME=$(date +%F" "%H:%M:%S)
if [ "${LOG_TO_STDOUT}" -eq 1 ]; then
echo -e "${TIME} -- ${LOG_TYPE}: ${MSG}"
fi
if [ -n "${LOG_OUTPUT}" ]; then
echo -e "${TIME} -- ${LOG_TYPE}: ${MSG}" >> "${LOG_OUTPUT}"
fi
if [ "${EMAIL_LOG}" -eq 1 ]; then
echo -ne "${TIME} -- ${LOG_TYPE}: ${MSG}\r\n" >> "${EMAIL_LOG_OUTPUT}"
fi
fi
}
sanityCheck() {
NUM_OF_ARGS=$1
if [ "${USE_GLOBAL_CONF}" -eq 1 ]; then
reConfigureGhettoVCBConfiguration "${GLOBAL_CONF}"
fi
#always log to STDOUT, use "> /dev/null" to ignore output
LOG_TO_STDOUT=1
#if no logfile then provide default logfile in /tmp
if [ -z "${LOG_OUTPUT}" ]; then
LOG_OUTPUT="/tmp/ghettoVCB-$(date +%F_%H-%M-%S).log"
echo "Logging output to \"${LOG_OUTPUT}\" ..."
fi
touch "${LOG_OUTPUT}"
# REDIRECT is used by the "tail" trick, use REDIRECT=/dev/null to redirect vmkfstool to STDOUT only
REDIRECT=${LOG_OUTPUT}
if [[ ${NUM_OF_ARGS} -lt 1 ]] || [[ ${NUM_OF_ARGS} -gt 12 ]]; then
logger "info" "ERROR: Incorrect number of arguments!"
printUsage
fi
if [[ ! -f "${VM_FILE}" ]] && [[ "${USE_VM_CONF}" -eq 0 ]] && [[ "${BACKUP_ALL_VMS}" -eq 0 ]]; then
logger "info" "ERROR: \"${VM_FILE}\" is not valid VM input file!"
printUsage
fi
if [[ ! -f "${VM_EXCLUSION_FILE}" ]] && [[ "${EXCLUDE_SOME_VMS}" -eq 1 ]]; then
logger "info" "ERROR: \"${VM_EXCLUSION_FILE}\" is not valid VM exclusion input file!"
printUsage
fi
if [[ ! -d "${CONFIG_DIR}" ]] && [[ "${USE_VM_CONF}" -eq 1 ]]; then
logger "info" "ERROR: \"${CONFIG_DIR}\" is not valid directory!"
printUsage
fi
if [[ ! -f "${GLOBAL_CONF}" ]] && [[ "${USE_GLOBAL_CONF}" -eq 1 ]]; then
logger "info" "ERROR: \"${GLOBAL_CONF}\" is not valid global configuration file!"
printUsage
fi
if [ -f /usr/bin/vmware-vim-cmd ]; then
VMWARE_CMD=/usr/bin/vmware-vim-cmd
VMKFSTOOLS_CMD=/usr/sbin/vmkfstools
elif [ -f /bin/vim-cmd ]; then
VMWARE_CMD=/bin/vim-cmd
VMKFSTOOLS_CMD=/sbin/vmkfstools
else
logger "info" "ERROR: Unable to locate *vimsh*! You're not running ESX(i) 3.5+, 4.x+ or 5.0!"
echo "ERROR: Unable to locate *vimsh*! You're not running ESX(i) 3.5+, 4.x+ or 5.0!"
exit 1
fi
ESX_VERSION=$(vmware -v | awk '{print $3}')
if [[ "${ESX_VERSION}" == "5.0.0" ]]; then
VER=5
elif [[ "${ESX_VERSION}" == "4.0.0" ]] || [[ "${ESX_VERSION}" == "4.1.0" ]]; then
VER=4
else
ESX_VERSION=$(vmware -v | awk '{print $4}')
if [[ "${ESX_VERSION}" == "3.5.0" ]] || [[ "${ESX_VERSION}" == "3i" ]]; then
VER=3
else
echo "You're not running ESX(i) 3.5, 4.x, 5.x!"
exit 1
fi
fi
NEW_VIMCMD_SNAPSHOT="no"
${VMWARE_CMD} vmsvc/snapshot.remove | grep "snapshotId" > /dev/null 2>&1
if [ $? -eq 0 ]; then
NEW_VIMCMD_SNAPSHOT="yes"
fi
if [[ "${EMAIL_LOG}" -eq 1 ]] && [[ -f /usr/bin/nc ]] || [[ -f /bin/nc ]]; then
if [ -f /usr/bin/nc ]; then
NC_BIN=/usr/bin/nc
elif [ -f /bin/nc ]; then
NC_BIN=/bin/nc
fi
else
EMAIL_LOG=0
fi
if [ ! $(whoami) == "root" ]; then
logger "info" "This script needs to be executed by \"root\"!"
echo "ERROR: This script needs to be executed by \"root\"!"
exit 1
fi
}
startTimer() {
START_TIME=$(date)
S_TIME=$(date +%s)
}
endTimer() {
END_TIME=$(date)
E_TIME=$(date +%s)
DURATION=$(echo $((E_TIME - S_TIME)))
#calculate overall completion time
if [ ${DURATION} -le 60 ]; then
logger "info" "Backup Duration: ${DURATION} Seconds"
else
logger "info" "Backup Duration: $(awk 'BEGIN{ printf "%.2f\n", '${DURATION}'/60}') Minutes"
fi
}
captureDefaultConfigurations() {
DEFAULT_VM_BACKUP_VOLUME="${VM_BACKUP_VOLUME}"
DEFAULT_DISK_BACKUP_FORMAT="${DISK_BACKUP_FORMAT}"
DEFAULT_VM_BACKUP_ROTATION_COUNT="${VM_BACKUP_ROTATION_COUNT}"
DEFAULT_POWER_VM_DOWN_BEFORE_BACKUP="${POWER_VM_DOWN_BEFORE_BACKUP}"
DEFAULT_ENABLE_HARD_POWER_OFF="${ENABLE_HARD_POWER_OFF}"
DEFAULT_ITER_TO_WAIT_SHUTDOWN="${ITER_TO_WAIT_SHUTDOWN}"
DEFAULT_POWER_DOWN_TIMEOUT="${POWER_DOWN_TIMEOUT}"
DEFAULT_SNAPSHOT_TIMEOUT="${SNAPSHOT_TIMEOUT}"
DEFAULT_ENABLE_COMPRESSION="${ENABLE_COMPRESSION}"
DEFAULT_VM_SNAPSHOT_MEMORY="${VM_SNAPSHOT_MEMORY}"
DEFAULT_VM_SNAPSHOT_QUIESCE="${VM_SNAPSHOT_QUIESCE}"
DEFAULT_VMDK_FILES_TO_BACKUP="${VMDK_FILES_TO_BACKUP}"
DEFAULT_EMAIL_LOG="${EMAIL_LOG}"
DEFAULT_EMAIL_DEBUG="${EMAIL_DEBUG}"
}
useDefaultConfigurations() {
VM_BACKUP_VOLUME="${DEFAULT_VM_BACKUP_VOLUME}"
DISK_BACKUP_FORMAT="${DEFAULT_DISK_BACKUP_FORMAT}"
VM_BACKUP_ROTATION_COUNT="${DEFAULT_VM_BACKUP_ROTATION_COUNT}"
POWER_VM_DOWN_BEFORE_BACKUP="${DEFAULT_POWER_VM_DOWN_BEFORE_BACKUP}"
ENABLE_HARD_POWER_OFF="${DEFAULT_ENABLE_HARD_POWER_OFF}"
ITER_TO_WAIT_SHUTDOWN="${DEFAULT_ITER_TO_WAIT_SHUTDOWN}"
POWER_DOWN_TIMEOUT="${DEFAULT_POWER_DOWN_TIMEOUT}"
SNAPSHOT_TIMEOUT="${DEFAULT_SNAPSHOT_TIMEOUT}"
ENABLE_COMPRESSION="${DEFAULT_ENABLE_COMPRESSION}"
VM_SNAPSHOT_MEMORY="${DEFAULT_VM_SNAPSHOT_MEMORY}"
VM_SNAPSHOT_QUIESCE="${DEFAULT_VM_SNAPSHOT_QUIESCE}"
VMDK_FILES_TO_BACKUP="all"
EMAIL_LOG=0
EMAIL_DEBUG=0
}
reConfigureGhettoVCBConfiguration() {
GLOBAL_CONF=$1
if [ -f "${GLOBAL_CONF}" ]; then
. "${GLOBAL_CONF}"
else
useDefaultConfigurations
fi
}
reConfigureBackupParam() {
VM=$1
if [ -e "${CONFIG_DIR}/${VM}" ]; then
logger "info" "CONFIG - USING CONFIGURATION FILE = ${CONFIG_DIR}/${VM}"
. "${CONFIG_DIR}/${VM}"
else
useDefaultConfigurations
fi
}
dumpHostInfo() {
VERSION=$(vmware -v)
logger "debug" "HOST VERSION: ${VERSION}"
echo ${VERSION} | grep "Server 3i" > /dev/null 2>&1
if [ $? -eq 1 ]; then
logger "debug" "HOST LEVEL: $(vmware -l)"
fi
logger "debug" "HOSTNAME: $(hostname)\n"
}
findVMDK() {
VMDK_TO_SEARCH_FOR=$1
#if [ "${USE_VM_CONF}" -eq 1 ]; then
logger "debug" "findVMDK() - Searching for VMDK: \"${VMDK_TO_SEARCH_FOR}\" to backup"
OLD_IFS2="${IFS}"
IFS=","
for k in ${VMDK_FILES_TO_BACKUP}
do
VMDK_FILE=$(echo $k | sed -e 's/^[[:blank:]]*//;s/[[:blank:]]*$//')
if [ "${VMDK_FILE}" == "${VMDK_TO_SEARCH_FOR}" ]; then
logger "debug" "findVMDK() - Found VMDK! - \"${VMDK_TO_SEARCH_FOR}\" to backup"
isVMDKFound=1
fi
done
IFS="${OLD_IFS2}"
#fi
}
getVMDKs() {
#get all VMDKs listed in .vmx file
VMDKS_FOUND=$(grep -iE '(scsi|ide)' "${VMX_PATH}" | grep -i fileName | awk -F " " '{print $1}')
TMP_IFS=${IFS}
IFS=${ORIG_IFS}
#loop through each disk and verify that it's currently present and create array of valid VMDKS
for DISK in ${VMDKS_FOUND};
do
#extract the SCSI ID and use it to check for valid vmdk disk
SCSI_ID=$(echo ${DISK%%.*})
grep -i "${SCSI_ID}.present" "${VMX_PATH}" | grep -i "true" > /dev/null 2>&1
#if valid, then we use the vmdk file
if [ $? -eq 0 ]; then
#verify disk is not independent
grep -i "${SCSI_ID}.mode" "${VMX_PATH}" | grep -i "independent" > /dev/null 2>&1
if [ $? -eq 1 ]; then
grep -i "${SCSI_ID}.deviceType" "${VMX_PATH}" | grep -i "scsi-hardDisk" > /dev/null 2>&1
#if we find the device type is of scsi-disk, then proceed
if [ $? -eq 0 ]; then
DISK=$(grep -i ${SCSI_ID}.fileName "${VMX_PATH}" | awk -F "\"" '{print $2}')
echo "${DISK}" | grep "\/vmfs\/volumes" > /dev/null 2>&1
if [ $? -eq 0 ]; then
DISK_SIZE_IN_SECTORS=$(cat "${DISK}" | grep "VMFS" | grep ".vmdk" | awk '{print $2}')
else
DISK_SIZE_IN_SECTORS=$(cat "${VMX_DIR}/${DISK}" | grep "VMFS" | grep ".vmdk" | awk '{print $2}')
fi
DISK_SIZE=$(echo "${DISK_SIZE_IN_SECTORS}" | awk '{printf "%.0f\n",$1*512/1024/1024/1024}')
VMDKS="${DISK}###${DISK_SIZE}:${VMDKS}"
TOTAL_VM_SIZE=$((TOTAL_VM_SIZE+DISK_SIZE))
else
#if the deviceType is NULL for IDE which it is, thanks for the inconsistency VMware
#we'll do one more level of verification by checking to see if an ext. of .vmdk exists
#since we can not rely on the deviceType showing "ide-hardDisk"
grep -i ${SCSI_ID}.fileName "${VMX_PATH}" | grep -i ".vmdk" > /dev/null 2>&1
if [ $? -eq 0 ]; then
DISK=$(grep -i ${SCSI_ID}.fileName "${VMX_PATH}" | awk -F "\"" '{print $2}')
echo "${DISK}" | grep "\/vmfs\/volumes" > /dev/null 2>&1
if [ $? -eq 0 ]; then
DISK_SIZE_IN_SECTORS=$(cat "${DISK}" | grep "VMFS" | grep ".vmdk" | awk '{print $2}')
else
DISK_SIZE_IN_SECTORS=$(cat "${VMX_DIR}/${DISK}" | grep "VMFS" | grep ".vmdk" | awk '{print $2}')
fi
DISK_SIZE=$(echo "${DISK_SIZE_IN_SECTORS}" | awk '{printf "%.0f\n",$1*512/1024/1024/1024}')
VMDKS="${DISK}###${DISK_SIZE}:${VMDKS}"
TOTAL_VM_SIZE=$((TOTAL_VM_SIZE_IN+DISK_SIZE))
fi
fi
else
#independent disks are not affected by snapshots, hence they can not be backed up
DISK=$(grep -i ${SCSI_ID}.fileName "${VMX_PATH}" | awk -F "\"" '{print $2}')
echo "${DISK}" | grep "\/vmfs\/volumes" > /dev/null 2>&1
if [ $? -eq 0 ]; then
DISK_SIZE_IN_SECTORS=$(cat "${DISK}" | grep "VMFS" | grep ".vmdk" | awk '{print $2}')
else
DISK_SIZE_IN_SECTORS=$(cat "${VMX_DIR}/${DISK}" | grep "VMFS" | grep ".vmdk" | awk '{print $2}')
fi
DISK_SIZE=$(echo "${DISK_SIZE_IN_SECTORS}" | awk '{printf "%.0f\n",$1*512/1024/1024/1024}')
INDEP_VMDKS="${DISK}###${DISK_SIZE}:${INDEP_VMDKS}"
fi
fi
done
IFS=${TMP_IFS}
logger "debug" "getVMDKs() - ${VMDKS}"
}
dumpVMConfigurations() {
logger "info" "CONFIG - VERSION = ${VERSION_STRING}"
logger "info" "CONFIG - GHETTOVCB_PID = ${GHETTOVCB_PID}"
logger "info" "CONFIG - VM_BACKUP_VOLUME = ${VM_BACKUP_VOLUME}"
if [ "${ENABLE_NON_PERSISTENT_NFS}" -eq 1 ]; then
logger "info" "CONFIG - ENABLE_NON_PERSISTENT_NFS = ${ENABLE_NON_PERSISTENT_NFS}"
logger "info" "CONFIG - UNMOUNT_NFS = ${UNMOUNT_NFS}"
logger "info" "CONFIG - NFS_SERVER = ${NFS_SERVER}"
logger "info" "CONFIG - NFS_MOUNT = ${NFS_MOUNT}"
fi
logger "info" "CONFIG - VM_BACKUP_ROTATION_COUNT = ${VM_BACKUP_ROTATION_COUNT}"
logger "info" "CONFIG - VM_BACKUP_DIR_NAMING_CONVENTION = ${VM_BACKUP_DIR_NAMING_CONVENTION}"
logger "info" "CONFIG - DISK_BACKUP_FORMAT = ${DISK_BACKUP_FORMAT}"
logger "info" "CONFIG - POWER_VM_DOWN_BEFORE_BACKUP = ${POWER_VM_DOWN_BEFORE_BACKUP}"
logger "info" "CONFIG - ENABLE_HARD_POWER_OFF = ${ENABLE_HARD_POWER_OFF}"
logger "info" "CONFIG - ITER_TO_WAIT_SHUTDOWN = ${ITER_TO_WAIT_SHUTDOWN}"
logger "info" "CONFIG - POWER_DOWN_TIMEOUT = ${POWER_DOWN_TIMEOUT}"
logger "info" "CONFIG - SNAPSHOT_TIMEOUT = ${SNAPSHOT_TIMEOUT}"
logger "info" "CONFIG - LOG_LEVEL = ${LOG_LEVEL}"
logger "info" "CONFIG - BACKUP_LOG_OUTPUT = ${LOG_OUTPUT}"
logger "info" "CONFIG - VM_SNAPSHOT_MEMORY = ${VM_SNAPSHOT_MEMORY}"
logger "info" "CONFIG - VM_SNAPSHOT_QUIESCE = ${VM_SNAPSHOT_QUIESCE}"
logger "info" "CONFIG - VMDK_FILES_TO_BACKUP = ${VMDK_FILES_TO_BACKUP}"
logger "info" "CONFIG - EMAIL_LOG = ${EMAIL_LOG}"
if [ "${EMAIL_LOG}" -eq 1 ]; then
logger "info" "CONFIG - EMAIL_DEBUG = ${EMAIL_DEBUG}"
logger "info" "CONFIG - EMAIL_SERVER = ${EMAIL_SERVER}"
logger "info" "CONFIG - EMAIL_SERVER_PORT = ${EMAIL_SERVER_PORT}"
logger "info" "CONFIG - EMAIL_DELAY_INTERVAL = ${EMAIL_DELAY_INTERVAL}"
logger "info" "CONFIG - EMAIL_FROM = ${EMAIL_FROM}"
logger "info" "CONFIG - EMAIL_TO = ${EMAIL_TO}"
fi
logger "info" ""
}
checkVMBackupRotation() {
local BACKUP_DIR_PATH=$1
local VM_TO_SEARCH_FOR=$2
#default rotation if variable is not defined
if [ -z ${VM_BACKUP_ROTATION_COUNT} ]; then
VM_BACKUP_ROTATION_COUNT=1
fi
LIST_BACKUPS=$(ls -t "${BACKUP_DIR_PATH}" | grep "${VM_TO_SEARCH_FOR}-[0-9]\{4\}-[0-9]\{2\}-[0-9]\{2\}_[0-9]\{2\}-[0-9]\{2\}-[0-9]\{2\}")
BACKUPS_TO_KEEP=$(ls -t "${BACKUP_DIR_PATH}" | grep "${VM_TO_SEARCH_FOR}-[0-9]\{4\}-[0-9]\{2\}-[0-9]\{2\}_[0-9]\{2\}-[0-9]\{2\}-[0-9]\{2\}" | head -"${VM_BACKUP_ROTATION_COUNT}")
ORIG_IFS=${IFS}
IFS='
'
for i in ${LIST_BACKUPS};
do
FOUND=0
for j in ${BACKUPS_TO_KEEP};
do
if [ $i == $j ]; then
FOUND=1
fi
done
if [ $FOUND -eq 0 ]; then
logger "debug" "Removing $BACKUP_DIR_PATH/$i"
rm -rf "$BACKUP_DIR_PATH/$i"
#NFS I/O error handling hack
if [ $? -ne 0 ]; then
NFS_IO_HACK_COUNTER=0
NFS_IO_HACK_STATUS=0
NFS_IO_HACK_FILECHECK="$BACKUP_DIR_PATH/nfs_io.check"
while [ "${NFS_IO_HACK_STATUS}" -eq 0 -a "${NFS_IO_HACK_COUNTER}" -lt 60 ];
do
sleep 1
NFS_IO_HACK_COUNTER=$((NFS_IO_HACK_COUNTER+1))
touch "${NFS_IO_HACK_FILECHECK}"
if [ $? -eq 0 ]; then
NFS_IO_HACK_STATUS=1
fi
done
rm -rf "${NFS_IO_HACK_FILECHECK}"
if [ "${NFS_IO_HACK_STATUS}" -eq 1 ]; then
logger "info" "Slept ${NFS_IO_HACK_COUNTER} seconds to work around NFS I/O error"
else
logger "info" "Slept ${NFS_IO_HACK_COUNTER} seconds but failed work around for NFS I/O error"
fi
fi
fi
done
IFS=${ORIG_IFS}
}
storageInfo() {
SECTION=$1
#SOURCE DATASTORE
SRC_DATASTORE_CAPACITY=$($VMWARE_CMD hostsvc/datastore/info "${VMFS_VOLUME}" | grep -i "capacity" | awk '{print $3}' | sed 's/,//g')
SRC_DATASTORE_FREE=$($VMWARE_CMD hostsvc/datastore/info "${VMFS_VOLUME}" | grep -i "freespace" | awk '{print $3}' | sed 's/,//g')
SRC_DATASTORE_BLOCKSIZE=$($VMWARE_CMD hostsvc/datastore/info "${VMFS_VOLUME}" | grep -i blockSizeMb | awk '{print $3}' | sed 's/,//g')
if [ -z ${SRC_DATASTORE_BLOCKSIZE} ]; then
SRC_DATASTORE_BLOCKSIZE="NA"
SRC_DATASTORE_MAX_FILE_SIZE="NA"
else
case ${SRC_DATASTORE_BLOCKSIZE} in
1)SRC_DATASTORE_MAX_FILE_SIZE="256 GB";;
2)SRC_DATASTORE_MAX_FILE_SIZE="512 GB";;
4)SRC_DATASTORE_MAX_FILE_SIZE="1024 GB";;
8)SRC_DATASTORE_MAX_FILE_SIZE="2048 GB";;
esac
fi
SRC_DATASTORE_CAPACITY_GB=$(echo "${SRC_DATASTORE_CAPACITY}" | awk '{printf "%.1f\n",$1/1024/1024/1024}')
SRC_DATASTORE_FREE_GB=$(echo "${SRC_DATASTORE_FREE}" | awk '{printf "%.1f\n",$1/1024/1024/1024}')
#DESTINATION DATASTORE
DST_VOL_1=$(echo "${VM_BACKUP_VOLUME#/*/*/}")
DST_DATASTORE=$(echo "${DST_VOL_1%%/*}")
DST_DATASTORE_CAPACITY=$($VMWARE_CMD hostsvc/datastore/info "${DST_DATASTORE}" | grep -i "capacity" | awk '{print $3}' | sed 's/,//g')
DST_DATASTORE_FREE=$($VMWARE_CMD hostsvc/datastore/info "${DST_DATASTORE}" | grep -i "freespace" | awk '{print $3}' | sed 's/,//g')
DST_DATASTORE_BLOCKSIZE=$($VMWARE_CMD hostsvc/datastore/info "${DST_DATASTORE}" | grep -i blockSizeMb | awk '{print $3}' | sed 's/,//g')
if [ -z ${DST_DATASTORE_BLOCKSIZE} ]; then
DST_DATASTORE_BLOCKSIZE="NA"
DST_DATASTORE_MAX_FILE_SIZE="NA"
else
case ${DST_DATASTORE_BLOCKSIZE} in
1)DST_DATASTORE_MAX_FILE_SIZE="256 GB";;
2)DST_DATASTORE_MAX_FILE_SIZE="512 GB";;
4)DST_DATASTORE_MAX_FILE_SIZE="1024 GB";;
8)DST_DATASTORE_MAX_FILE_SIZE="2048 GB";;
esac
fi
DST_DATASTORE_CAPACITY_GB=$(echo "${DST_DATASTORE_CAPACITY}" | awk '{printf "%.1f\n",$1/1024/1024/1024}')
DST_DATASTORE_FREE_GB=$(echo "${DST_DATASTORE_FREE}" | awk '{printf "%.1f\n",$1/1024/1024/1024}')
logger "debug" "Storage Information ${SECTION} backup: "
logger "debug" "SRC_DATASTORE: ${VMFS_VOLUME}"
logger "debug" "SRC_DATASTORE_CAPACITY: ${SRC_DATASTORE_CAPACITY_GB} GB"
logger "debug" "SRC_DATASTORE_FREE: ${SRC_DATASTORE_FREE_GB} GB"
logger "debug" "SRC_DATASTORE_BLOCKSIZE: ${SRC_DATASTORE_BLOCKSIZE}"
logger "debug" "SRC_DATASTORE_MAX_FILE_SIZE: ${SRC_DATASTORE_MAX_FILE_SIZE}"
logger "debug" ""
logger "debug" "DST_DATASTORE: ${DST_DATASTORE}"
logger "debug" "DST_DATASTORE_CAPACITY: ${DST_DATASTORE_CAPACITY_GB} GB"
logger "debug" "DST_DATASTORE_FREE: ${DST_DATASTORE_FREE_GB} GB"
logger "debug" "DST_DATASTORE_BLOCKSIZE: ${DST_DATASTORE_BLOCKSIZE}"
logger "debug" "DST_DATASTORE_MAX_FILE_SIZE: ${DST_DATASTORE_MAX_FILE_SIZE}"
if [[ "${SRC_DATASTORE_BLOCKSIZE}" != "NA" ]] && [[ "${DST_DATASTORE_BLOCKSIZE}" != "NA" ]]; then
if [ "${SRC_DATASTORE_BLOCKSIZE}" -lt "${DST_DATASTORE_BLOCKSIZE}" ]; then
logger "debug" ""
logger "debug" "SRC VMFS blocksze of ${SRC_DATASTORE_BLOCKSIZE}MB is less than DST VMFS blocksize of ${DST_DATASTORE_BLOCKSIZE}MB which can be an issue for VM snapshots"
fi
fi
logger "debug" ""
}
ghettoVCB() {
VM_INPUT=$1
VM_OK=0
VM_FAILED=0
VMDK_FAILED=0
dumpHostInfo
if [ ${ENABLE_NON_PERSISTENT_NFS} -eq 1 ]; then
VM_BACKUP_VOLUME="/vmfs/volumes/${NFS_LOCAL_NAME}/${NFS_VM_BACKUP_DIR}"
if [ "${LOG_LEVEL}" != "dryrun" ]; then
#1 = readonly
#0 = readwrite
logger "debug" "Mounting NFS: ${NFS_SERVER}:${NFS_MOUNT} to /vmfs/volume/${NFS_LOCAL_NAME}"
${VMWARE_CMD} hostsvc/datastore/nas_create "${NFS_LOCAL_NAME}" "${NFS_SERVER}" "${NFS_MOUNT}" 0
fi
fi
captureDefaultConfigurations
if [ "${USE_GLOBAL_CONF}" -eq 1 ]; then
logger "info" "CONFIG - USING GLOBAL GHETTOVCB CONFIGURATION FILE = ${GLOBAL_CONF}"
fi
if [ "${USE_VM_CONF}" -eq 0 ]; then
dumpVMConfigurations
fi
#dump out all virtual machines allowing for spaces now
${VMWARE_CMD} vmsvc/getallvms | sed 's/[[:blank:]]\{3,\}/ /g' | awk -F' ' '{print "\""$1"\";\""$2"\";\""$3"\""}' | sed 's/\] /\]\";\"/g' | sed '1,1d' > /tmp/vms_list
if [ "${BACKUP_ALL_VMS}" -eq 1 ]; then
${VMWARE_CMD} vmsvc/getallvms | sed 's/[[:blank:]]\{3,\}/ /g' | awk -F' ' '{print ""$2""}' | sed '1,1d' | sed '/^$/d' > "${VM_INPUT}"
fi
ORIG_IFS=${IFS}
IFS='
'
for VM_NAME in $(cat "${VM_INPUT}" | grep -v "#" | sed '/^$/d' | sed -e 's/^[[:blank:]]*//;s/[[:blank:]]*$//');
do
IGNORE_VM=0
if [ "${EXCLUDE_SOME_VMS}" -eq 1 ]; then
grep -E "${VM_NAME}" "${VM_EXCLUSION_FILE}" > /dev/null 2>&1
if [ $? -eq 0 ]; then
IGNORE_VM=1
fi
fi
VM_ID=$(grep -E "\"${VM_NAME}\"" /tmp/vms_list | awk -F ";" '{print $1}' | sed 's/"//g')
#ensure default value if one is not selected or variable is null
if [ -z ${VM_BACKUP_DIR_NAMING_CONVENTION} ]; then
VM_BACKUP_DIR_NAMING_CONVENTION="$(date +%F_%k-%M-%S)"
fi
if [[ "${USE_VM_CONF}" -eq 1 ]] && [[ ! -z ${VM_ID} ]]; then
reConfigureBackupParam "${VM_NAME}"
dumpVMConfigurations
fi
VMFS_VOLUME=$(grep -E "\"${VM_NAME}\"" /tmp/vms_list | awk -F ";" '{print $3}' | sed 's/\[//;s/\]//;s/"//g')
VMX_CONF=$(grep -E "\"${VM_NAME}\"" /tmp/vms_list | awk -F ";" '{print $4}' | sed 's/\[//;s/\]//;s/"//g')
VMX_PATH="/vmfs/volumes/${VMFS_VOLUME}/${VMX_CONF}"
VMX_DIR=$(dirname "${VMX_PATH}")
#storage info
if [[ ! -z ${VM_ID} ]] && [[ "${LOG_LEVEL}" != "dryrun" ]]; then
storageInfo "before"
fi
#ignore VM as it's in the exclusion list
if [ "${IGNORE_VM}" -eq 1 ]; then
logger "debug" "Ignoring ${VM_NAME} for backup since its located in exclusion list\n"
#checks to see if we can pull out the VM_ID
elif [ -z ${VM_ID} ]; then
logger "info" "ERROR: failed to locate and extract VM_ID for ${VM_NAME}!\n"
VM_FAILED=1
elif [ "${LOG_LEVEL}" == "dryrun" ]; then
logger "dryrun" "###############################################"
logger "dryrun" "Virtual Machine: $VM_NAME"
logger "dryrun" "VM_ID: $VM_ID"
logger "dryrun" "VMX_PATH: $VMX_PATH"
logger "dryrun" "VMX_DIR: $VMX_DIR"
logger "dryrun" "VMX_CONF: $VMX_CONF"
logger "dryrun" "VMFS_VOLUME: $VMFS_VOLUME"
logger "dryrun" "VMDK(s): "
TOTAL_VM_SIZE=0
getVMDKs
OLD_IFS="${IFS}"
IFS=":"
for j in ${VMDKS};
do
J_VMDK=$(echo "${j}" | awk -F "###" '{print $1}')
J_VMDK_SIZE=$(echo "${j}" | awk -F "###" '{print $2}')
logger "dryrun" "\t${J_VMDK}\t${J_VMDK_SIZE} GB"
done
HAS_INDEPENDENT_DISKS=0
logger "dryrun" "INDEPENDENT VMDK(s): "
for k in ${INDEP_VMDKS};
do
HAS_INDEPENDENT_DISKS=1
K_VMDK=$(echo "${k}" | awk -F "###" '{print $1}')
K_VMDK_SIZE=$(echo "${k}" | awk -F "###" '{print $2}')
logger "dryrun" "\t${K_VMDK}\t${K_VMDK_SIZE} GB"
done
IFS="${OLD_IFS}"
VMDKS=""
INDEP_VMDKS=""
logger "dryrun" "TOTAL_VM_SIZE_TO_BACKUP: ${TOTAL_VM_SIZE} GB"
if [ ${HAS_INDEPENDENT_DISKS} -eq 1 ]; then
logger "dryrun" "Snapshots can not be taken for indepdenent disks!"
logger "dryrun" "THIS VIRTUAL MACHINE WILL NOT HAVE ALL ITS VMDKS BACKED UP!"
fi
ls "${VMX_DIR}" | grep -q "\-delta\.vmdk" > /dev/null 2>&1;
if [ $? -eq 0 ]; then
logger "dryrun" "Snapshots found for this VM, please commit all snapshots before continuing!"
logger "dryrun" "THIS VIRTUAL MACHINE WILL NOT BE BACKED UP DUE TO EXISTING SNAPSHOTS!"
fi
if [ ${TOTAL_VM_SIZE} -eq 0 ]; then
logger "dryrun" "THIS VIRTUAL MACHINE WILL NOT BE BACKED UP DUE TO EMPTY VMDK LIST!"
fi
logger "dryrun" "###############################################\n"
#checks to see if the VM has any snapshots to start with
elif ls "${VMX_DIR}" | grep -q "\-delta\.vmdk" > /dev/null 2>&1; then
logger "info" "Snapshot found for ${VM_NAME}, backup will not take place\n"
VM_FAILED=1
elif [[ -f "${VMX_PATH}" ]] && [[ ! -z "${VMX_PATH}" ]]; then
#nfs case and backup to root path of your NFS mount
if [ ${ENABLE_NON_PERSISTENT_NFS} -eq 1 ] ; then
BACKUP_DIR="/vmfs/volumes/${NFS_LOCAL_NAME}/${NFS_VM_BACKUP_DIR}/${VM_NAME}"
if [[ -z ${VM_NAME} ]] || [[ -z ${NFS_LOCAL_NAME} ]] || [[ -z ${NFS_VM_BACKUP_DIR} ]]; then
logger "info" "ERROR: Variable BACKUP_DIR was not set properly, please ensure all required variables for non-persistent NFS backup option has been defined"
exit 1
fi
#non-nfs (SAN,LOCAL)
else
BACKUP_DIR="${VM_BACKUP_VOLUME}/${VM_NAME}"
if [[ -z ${VM_BACKUP_VOLUME} ]]; then
logger "info" "ERROR: Variable VM_BACKUP_VOLUME was not defined"
exit 1
fi
fi
#initial root VM backup directory
if [ ! -d "${BACKUP_DIR}" ]; then
mkdir -p "${BACKUP_DIR}"
if [ ! -d "${BACKUP_DIR}" ]; then
logger "info" "Unable to create \"${BACKUP_DIR}\"! - Ensure VM_BACKUP_VOLUME was defined correctly"
exit 1
fi
fi
# directory name of the individual Virtual Machine backup followed by naming convention followed by count
VM_BACKUP_DIR="${BACKUP_DIR}/${VM_NAME}-${VM_BACKUP_DIR_NAMING_CONVENTION}"
# Rsync relative path variable if needed
RSYNC_LINK_DIR="./${VM_NAME}-${VM_BACKUP_DIR_NAMING_CONVENTION}"
mkdir -p "${VM_BACKUP_DIR}"
cp "${VMX_PATH}" "${VM_BACKUP_DIR}"
#new variable to keep track on whether VM has independent disks
VM_HAS_INDEPENDENT_DISKS=0
#extract all valid VMDK(s) from VM
getVMDKs
if [ ! -z ${INDEP_VMDKS} ]; then
VM_HAS_INDEPENDENT_DISKS=1
fi
ORGINAL_VM_POWER_STATE=$(${VMWARE_CMD} vmsvc/power.getstate ${VM_ID} | tail -1)
CONTINUE_TO_BACKUP=1
#section that will power down a VM prior to taking a snapshot and backup and power it back on
if [ ${POWER_VM_DOWN_BEFORE_BACKUP} -eq 1 ]; then
START_ITERATION=0
logger "info" "Powering off initiated for ${VM_NAME}, backup will not begin until VM is off..."
${VMWARE_CMD} vmsvc/power.shutdown ${VM_ID} > /dev/null 2>&1
while ${VMWARE_CMD} vmsvc/power.getstate ${VM_ID} | grep -i "Powered on" > /dev/null 2>&1;
do
#enable hard power off code
if [ ${ENABLE_HARD_POWER_OFF} -eq 1 ]; then
if [ ${START_ITERATION} -ge ${ITER_TO_WAIT_SHUTDOWN} ]; then
logger "info" "Hard power off occured for ${VM_NAME}, waited for $((ITER_TO_WAIT_SHUTDOWN*60)) seconds"
${VMWARE_CMD} vmsvc/power.off ${VM_ID} > /dev/null 2>&1
#this is needed for ESXi, even the hard power off did not take affect right away
sleep 60
break
fi
fi
logger "info" "VM is still on - Iteration: ${START_ITERATION} - sleeping for 60secs (Duration: $((START_ITERATION*60)) seconds)"
sleep 60
#logic to not backup this VM if unable to shutdown
#after certain timeout period
if [ ${START_ITERATION} -ge ${POWER_DOWN_TIMEOUT} ]; then
logger "info" "Unable to power off ${VM_NAME}, waited for $((POWER_DOWN_TIMEOUT*60)) seconds! Ignoring ${VM_NAME} for backup!"
VM_FAILED=1
CONTINUE_TO_BACKUP=0
break
fi
START_ITERATION=$((START_ITERATION + 1))
done
if [ ${CONTINUE_TO_BACKUP} -eq 1 ]; then
logger "info" "VM is powerdOff"
fi
fi
if [ ${CONTINUE_TO_BACKUP} -eq 1 ]; then
logger "info" "Initiate backup for ${VM_NAME}"
startTimer
SNAP_SUCCESS=1
VM_VMDK_FAILED=0
#powered on VMs only
if [[ ! ${POWER_VM_DOWN_BEFORE_BACKUP} -eq 1 ]] && [[ "${ORGINAL_VM_POWER_STATE}" != "Powered off" ]]; then
SNAPSHOT_NAME="ghettoVCB-snapshot-$(date +%F)"
logger "info" "Creating Snapshot \"${SNAPSHOT_NAME}\" for ${VM_NAME}"
${VMWARE_CMD} vmsvc/snapshot.create ${VM_ID} "${SNAPSHOT_NAME}" "${SNAPSHOT_NAME}" "${VM_SNAPSHOT_MEMORY}" "${VM_SNAPSHOT_QUIESCE}" > /dev/null 2>&1
logger "debug" "Waiting for snapshot \"${SNAPSHOT_NAME}\" to be created"
logger "debug" "Snapshot timeout set to: $((SNAPSHOT_TIMEOUT*60)) seconds"
START_ITERATION=0
while [ $(${VMWARE_CMD} vmsvc/snapshot.get ${VM_ID} | wc -l) -eq 1 ]
do
if [ ${START_ITERATION} -ge ${SNAPSHOT_TIMEOUT} ]; then
logger "info" "Snapshot timed out, failed to create snapshot: \"${SNAPSHOT_NAME}\" for ${VM_NAME}"
SNAP_SUCCESS=0
echo "ERROR: Unable to backup ${VM_NAME} due to snapshot creation" >> ${VM_BACKUP_DIR}/STATUS.error
break
fi
logger "debug" "Waiting for snapshot creation to be completed - Iteration: ${START_ITERATION} - sleeping for 60secs (Duration: $((START_ITERATION*30)) seconds)"
sleep 60
START_ITERATION=$((START_ITERATION + 1))
done
fi
if [ ${SNAP_SUCCESS} -eq 1 ]; then
OLD_IFS="${IFS}"
IFS=":"
for j in ${VMDKS};
do
VMDK=$(echo "${j}" | awk -F "###" '{print $1}')
isVMDKFound=0
findVMDK "${VMDK}"
if [[ $isVMDKFound -eq 1 ]] || [[ "${VMDK_FILES_TO_BACKUP}" == "all" ]]; then
#added this section to handle VMDK(s) stored in different datastore than the VM
echo ${VMDK} | grep "^/vmfs/volumes" > /dev/null 2>&1
if [ $? -eq 0 ]; then
SOURCE_VMDK="${VMDK}"
DS_UUID="$(echo ${VMDK#/vmfs/volumes/*})"
DS_UUID="$(echo ${DS_UUID%/*/*})"
VMDK_DISK="$(echo ${VMDK##/*/})"
mkdir -p "${VM_BACKUP_DIR}/${DS_UUID}"
DESTINATION_VMDK="${VM_BACKUP_DIR}/${DS_UUID}/${VMDK_DISK}"
else
SOURCE_VMDK="${VMX_DIR}/${VMDK}"
DESTINATION_VMDK="${VM_BACKUP_DIR}/${VMDK}"
fi
#support for vRDM and deny pRDM
grep "vmfsPassthroughRawDeviceMap" "${SOURCE_VMDK}" > /dev/null 2>&1
if [ $? -eq 1 ]; then
FORMAT_OPTION="UNKNOWN"
if [ "${DISK_BACKUP_FORMAT}" == "zeroedthick" ]; then
if [[ "${VER}" == "4" ]] || [[ "${VER}" == "5" ]] ; then
FORMAT_OPTION="zeroedthick"
else
FORMAT_OPTION=""
fi
elif [ "${DISK_BACKUP_FORMAT}" == "2gbsparse" ]; then
FORMAT_OPTION="2gbsparse"
elif [ "${DISK_BACKUP_FORMAT}" == "thin" ]; then
FORMAT_OPTION="thin"
elif [ "${DISK_BACKUP_FORMAT}" == "eagerzeroedthick" ]; then
if [[ "${VER}" == "4" ]] || [[ "${VER}" == "5" ]] ; then
FORMAT_OPTION="eagerzeroedthick"
else
FORMAT_OPTION=""
fi
fi
if [ "${FORMAT_OPTION}" == "UNKNOWN" ]; then
logger "info" "ERROR: wrong DISK_BACKUP_FORMAT \"${DISK_BACKUP_FORMAT}\ specified for ${VM_NAME}"
VM_VMDK_FAILED=1
else
VMDK_OUTPUT=$(mktemp /tmp/ghettovcb.XXXXXX)
tail -f "${VMDK_OUTPUT}" &
TAIL_PID=$!
ADAPTER_FORMAT=$(grep -i "ddb.adapterType" "${SOURCE_VMDK}" | awk -F "=" '{print $2}' | sed -e 's/^[[:blank:]]*//;s/[[:blank:]]*$//;s/"//g')
if [ -z "${FORMAT_OPTION}" ] ; then
logger "debug" "${VMKFSTOOLS_CMD} -i \"${SOURCE_VMDK}\" -a \"${ADAPTER_FORMAT}\" \"${DESTINATION_VMDK}\""
${VMKFSTOOLS_CMD} -i "${SOURCE_VMDK}" -a "${ADAPTER_FORMAT}" "${DESTINATION_VMDK}" > "${VMDK_OUTPUT}" 2>&1
else
logger "debug" "${VMKFSTOOLS_CMD} -i \"${SOURCE_VMDK}\" -a \"${ADAPTER_FORMAT}\" -d \"${FORMAT_OPTION}\" \"${DESTINATION_VMDK}\""
${VMKFSTOOLS_CMD} -i "${SOURCE_VMDK}" -a "${ADAPTER_FORMAT}" -d "${FORMAT_OPTION}" "${DESTINATION_VMDK}" > "${VMDK_OUTPUT}" 2>&1
fi
VMDK_EXIT_CODE=$?
kill "${TAIL_PID}"
cat "${VMDK_OUTPUT}" >> "${REDIRECT}"
echo >> "${REDIRECT}"
echo
rm "${VMDK_OUTPUT}"
if [ "${VMDK_EXIT_CODE}" != 0 ] ; then
logger "info" "ERROR: error in backing up of \"${SOURCE_VMDK}\" for ${VM_NAME}"
VM_VMDK_FAILED=1
fi
fi
else
logger "info" "WARNING: A physical RDM \"${SOURCE_VMDK}\" was found for ${VM_NAME}, which will not be backed up"
VM_VMDK_FAILED=1
fi
fi
done
IFS="${OLD_IFS}"
fi
#powered on VMs only w/snapshots
if [[ ${SNAP_SUCCESS} -eq 1 ]] && [[ ! ${POWER_VM_DOWN_BEFORE_BACKUP} -eq 1 ]] && [[ "${ORGINAL_VM_POWER_STATE}" == "Powered on" ]] || [[ "${ORGINAL_VM_POWER_STATE}" == "Suspended" ]]; then
if [ "${NEW_VIMCMD_SNAPSHOT}" == "yes" ]; then
SNAPSHOT_ID=$(${VMWARE_CMD} vmsvc/snapshot.get 16 | grep -E '(Snapshot Name|Snapshot Id)' | grep -A1 ${SNAPSHOT_NAME} | grep "Snapshot Id" | awk -F ":" '{print $2}' | sed -e 's/^[[:blank:]]*//;s/[[:blank:]]*$//')
${VMWARE_CMD} vmsvc/snapshot.remove ${VM_ID} ${SNAPSHOT_ID} > /dev/null 2>&1
else
${VMWARE_CMD} vmsvc/snapshot.remove ${VM_ID} > /dev/null 2>&1
fi
#do not continue until all snapshots have been committed
logger "info" "Removing snapshot from ${VM_NAME} ..."
while ls "${VMX_DIR}" | grep -q "\-delta\.vmdk";
do
sleep 5
done
fi
if [[ ${POWER_VM_DOWN_BEFORE_BACKUP} -eq 1 ]] && [[ "${ORGINAL_VM_POWER_STATE}" == "Powered on" ]]; then
#power on vm that was powered off prior to backup
logger "info" "Powering back on ${VM_NAME}"
${VMWARE_CMD} vmsvc/power.on ${VM_ID} > /dev/null 2>&1
fi
TMP_IFS=${IFS}
IFS=${ORIG_IFS}
if [ ${ENABLE_COMPRESSION} -eq 1 ]; then
COMPRESSED_ARCHIVE_FILE="${BACKUP_DIR}/${VM_NAME}-${VM_BACKUP_DIR_NAMING_CONVENTION}.gz"
logger "info" "Compressing VM backup \"${COMPRESSED_ARCHIVE_FILE}\"..."
if [ ${IS_4I} -eq 1 ]; then
busybox tar -cz -C "${BACKUP_DIR}" "${VM_NAME}-${VM_BACKUP_DIR_NAMING_CONVENTION}" -f "${COMPRESSED_ARCHIVE_FILE}"
else
tar -cz -C "${BACKUP_DIR}" "${VM_NAME}-${VM_BACKUP_DIR_NAMING_CONVENTION}" -f "${COMPRESSED_ARCHIVE_FILE}"
fi
# verify compression
if [[ $? -eq 0 ]] && [[ -f "${COMPRESSED_ARCHIVE_FILE}" ]]; then
logger "info" "Successfully compressed backup for ${VM_NAME}!\n"
COMPRESSED_OK=1
else
logger "info" "Error in compressing ${VM_NAME}!\n"
COMPRESSED_OK=0
fi
rm -rf "${VM_BACKUP_DIR}"
checkVMBackupRotation "${BACKUP_DIR}" "${VM_NAME}"
else
checkVMBackupRotation "${BACKUP_DIR}" "${VM_NAME}"
fi
IFS=${TMP_IFS}
VMDKS=""
INDEP_VMDKS=""
endTimer
if [ ${SNAP_SUCCESS} -ne 1 ]; then
logger "info" "ERROR: Unable to backup ${VM_NAME} due to snapshot creation!\n"
[[ ${ENABLE_COMPRESSION} -eq 1 ]] && [[ $COMPRESSED_OK -eq 1 ]] || echo "ERROR: Unable to backup ${VM_NAME} due to snapshot creation" >> ${VM_BACKUP_DIR}/STATUS.error
VM_FAILED=1
elif [ ${VM_VMDK_FAILED} -ne 0 ]; then
logger "info" "ERROR: Unable to backup ${VM_NAME} due to error in VMDK backup!\n"
[[ ${ENABLE_COMPRESSION} -eq 1 ]] && [[ $COMPRESSED_OK -eq 1 ]] || echo "ERROR: Unable to backup ${VM_NAME} due to error in VMDK backup" >> ${VM_BACKUP_DIR}/STATUS.error
VMDK_FAILED=1
elif [ ${VM_HAS_INDEPENDENT_DISKS} -eq 1 ]; then
logger "info" "WARN: ${VM_NAME} has some Independent VMDKs that can not be backed up!\n";
[[ ${ENABLE_COMPRESSION} -eq 1 ]] && [[ $COMPRESSED_OK -eq 1 ]] || echo "WARN: ${VM_NAME} has some Independent VMDKs that can not be backed up" > ${VM_BACKUP_DIR}/STATUS.warn
VMDK_FAILED=1
#experimental
#create symlink for the very last backup to support rsync functionality for additinal replication
if [ "${RSYNC_LINK}" -eq 1 ]; then
SYMLINK_DST=${VM_BACKUP_DIR}
if [ ${ENABLE_COMPRESSION} -eq 1 ]; then
SYMLINK_DST1="${RSYNC_LINK_DIR}.gz"
else
SYMLINK_DST1=${RSYNC_LINK_DIR}
fi
SYMLINK_SRC="$(echo "${SYMLINK_DST%*-*-*-*_*-*-*}")-symlink"
logger "info" "Creating symlink \"${SYMLINK_SRC}\" to \"${SYMLINK_DST1}\""
ln -sf "${SYMLINK_DST1}" "${SYMLINK_SRC}"
fi
#storage info after backup
storageInfo "after"
else
logger "info" "Successfully completed backup for ${VM_NAME}!\n"
[[ ${ENABLE_COMPRESSION} -eq 1 ]] && [[ $COMPRESSED_OK -eq 1 ]] || echo "Successfully completed backup" > ${VM_BACKUP_DIR}/STATUS.ok
VM_OK=1
#experimental
#create symlink for the very last backup to support rsync functionality for additinal replication
if [ "${RSYNC_LINK}" -eq 1 ]; then
SYMLINK_DST=${VM_BACKUP_DIR}
if [ ${ENABLE_COMPRESSION} -eq 1 ]; then
SYMLINK_DST1="${RSYNC_LINK_DIR}.gz"
else
SYMLINK_DST1=${RSYNC_LINK_DIR}
fi
SYMLINK_SRC="$(echo "${SYMLINK_DST%*-*-*-*_*-*-*}")-symlink"
logger "info" "Creating symlink \"${SYMLINK_SRC}\" to \"${SYMLINK_DST1}\""
ln -sf "${SYMLINK_DST1}" "${SYMLINK_SRC}"
fi
#storage info after backup
storageInfo "after"
fi
else
if [ ${CONTINUE_TO_BACKUP} -eq 0 ]; then
logger "info" "ERROR: Failed to backup ${VM_NAME}!\n"
VM_FAILED=1
else
logger "info" "ERROR: Failed to lookup ${VM_NAME}!\n"
VM_FAILED=1
fi
fi
fi
done
unset IFS
if [[ ${ENABLE_NON_PERSISTENT_NFS} -eq 1 ]] && [[ ${UNMOUNT_NFS} -eq 1 ]] && [[ "${LOG_LEVEL}" != "dryrun" ]]; then
logger "debug" "Sleeping for 30seconds before unmounting NFS volume"
sleep 30
${VMWARE_CMD} hostsvc/datastore/destroy ${NFS_LOCAL_NAME}
fi
}
getFinalStatus() {
if [[ "${LOG_TYPE}" == "dryrun" ]]; then
FINAL_STATUS="###### Final status: OK, only a dryrun. ######"
LOG_STATUS="OK"
EXIT=0
elif [[ $VM_OK == 1 ]] && [[ $VM_FAILED == 0 ]] && [[ $VMDK_FAILED == 0 ]]; then
FINAL_STATUS="###### Final status: All VMs backed up OK! ######"
LOG_STATUS="OK"
EXIT=0
elif [[ $VM_OK == 1 ]] && [[ $VM_FAILED == 0 ]] && [[ $VMDK_FAILED == 1 ]]; then
FINAL_STATUS="###### Final status: WARNING: All VMs backed up, but some disk(s) failed! ######"
LOG_STATUS="WARNING"
EXIT=3
elif [[ $VM_OK == 1 ]] && [[ $VM_FAILED == 1 ]] && [[ $VMDK_FAILED == 0 ]]; then
FINAL_STATUS="###### Final status: ERROR: Only some of the VMs backed up! ######"
LOG_STATUS="ERROR"
EXIT=4
elif [[ $VM_OK == 1 ]] && [[ $VM_FAILED == 1 ]] && [[ $VMDK_FAILED == 1 ]]; then
FINAL_STATUS="###### Final status: ERROR: Only some of the VMs backed up, and some disk(s) failed! ######"
LOG_STATUS="ERROR"
EXIT=5
elif [[ $VM_OK == 0 ]] && [[ $VM_FAILED == 1 ]]; then
FINAL_STATUS="###### Final status: ERROR: All VMs failed! ######"
LOG_STATUS="ERROR"
EXIT=6
elif [[ $VM_OK == 0 ]]; then
FINAL_STATUS="###### Final status: ERROR: No VMs backed up! ######"
LOG_STATUS="ERROR"
EXIT=7
fi
logger "info" "$FINAL_STATUS\n"
}
buildHeaders() {
EMAIL_ADDRESS=$1
echo -ne "HELO $(hostname -s)\r\n" > "${EMAIL_LOG_HEADER}"
echo -ne "MAIL FROM: <${EMAIL_FROM}>\r\n" >> "${EMAIL_LOG_HEADER}"
echo -ne "RCPT TO: <${EMAIL_ADDRESS}>\r\n" >> "${EMAIL_LOG_HEADER}"
echo -ne "DATA\r\n" >> "${EMAIL_LOG_HEADER}"
echo -ne "From: ${EMAIL_FROM}\r\n" >> "${EMAIL_LOG_HEADER}"
echo -ne "To: ${EMAIL_ADDRESS}\r\n" >> "${EMAIL_LOG_HEADER}"
echo -ne "Subject: ghettoVCB - ${FINAL_STATUS}\r\n" >> "${EMAIL_LOG_HEADER}"
echo -en ".\r\n" >> "${EMAIL_LOG_OUTPUT}"
echo -en "QUIT\r\n" >> "${EMAIL_LOG_OUTPUT}"
cat "${EMAIL_LOG_HEADER}" > "${EMAIL_LOG_CONTENT}"
cat "${EMAIL_LOG_OUTPUT}" >> "${EMAIL_LOG_CONTENT}"
}
sendMail() {
#close email message
if [ "${EMAIL_LOG}" -eq 1 ]; then
#validate firewall has email port open for ESXi 5
if [ "${VER}" == "5" ]; then
/sbin/esxcli network firewall ruleset rule list | grep "${EMAIL_SERVER_PORT}" > /dev/null 2>&1
if [ $? -eq 1 ]; then
logger "info" "ERROR: Please enable firewall rule for email traffic on port ${EMAIL_SERVER_PORT}\n"
logger "info" "Please refer to ghettoVCB documentation for ESXi 5 firewall configuration\n"
fi
fi
echo "${EMAIL_TO}" | grep "," > /dev/null 2>&1
if [ $? -eq 0 ]; then
ORIG_IFS=${IFS}
IFS=','
for i in ${EMAIL_TO};
do
buildHeaders ${i}
"${NC_BIN}" -i "${EMAIL_DELAY_INTERVAL}" "${EMAIL_SERVER}" "${EMAIL_SERVER_PORT}" < "${EMAIL_LOG_CONTENT}" > /dev/null 2>&1
if [ $? -eq 1 ]; then
logger "info" "ERROR: Failed to email log output to ${EMAIL_SERVER}:${EMAIL_SERVER_PORT} to ${EMAIL_TO}\n"
fi
done
unset IFS
else
buildHeaders ${EMAIL_TO}
"${NC_BIN}" -i "${EMAIL_DELAY_INTERVAL}" "${EMAIL_SERVER}" "${EMAIL_SERVER_PORT}" < "${EMAIL_LOG_CONTENT}" > /dev/null 2>&1
if [ $? -eq 1 ]; then
logger "info" "ERROR: Failed to email log output to ${EMAIL_SERVER}:${EMAIL_SERVER_PORT} to ${EMAIL_TO}\n"
fi
fi
if [ "${EMAIL_DEBUG}" -eq 1 ]; then
logger "info" "Email log output will not be deleted and is stored in ${EMAIL_LOG_CONTENT}"
else
logger "info" "Removing ${EMAIL_LOG_OUTPUT} and ${EMAIL_LOG_HEADER} and ${EMAIL_LOG_CONTENT}"
rm -f "${EMAIL_LOG_OUTPUT}"
rm -f "${EMAIL_LOG_HEADER}"
rm -f "${EMAIL_LOG_CONTENT}"
fi
fi
}
####################
# #
# Start of Script #
# #
####################
IS_4I=0
if [ ! -f /bin/bash ]; then
IS_4I=1
fi
USE_VM_CONF=0
USE_GLOBAL_CONF=0
BACKUP_ALL_VMS=0
EXCLUDE_SOME_VMS=0
EMAIL_LOG_HEADER=/tmp/ghettoVCB-email-$$.header
EMAIL_LOG_OUTPUT=/tmp/ghettoVCB-email-$$.log
EMAIL_LOG_CONTENT=/tmp/ghettoVCB-email-$$.content
#read user input
while getopts ":af:c:g:l:d:e:" ARGS; do
case $ARGS in
a)
BACKUP_ALL_VMS=1
VM_FILE="/tmp/backup_all_vms_on-$(hostname)"
touch "${VM_FILE}"
;;
f) VM_FILE="${OPTARG}"
;;
e)
VM_EXCLUSION_FILE="${OPTARG}"
EXCLUDE_SOME_VMS=1
;;
c)
CONFIG_DIR="${OPTARG}"
USE_VM_CONF=1
;;
g)
GLOBAL_CONF="${OPTARG}"
USE_GLOBAL_CONF=1
;;
l)
LOG_OUTPUT="${OPTARG}"
;;
d)
LOG_LEVEL="${OPTARG}"
;;
:)
echo "Option -${OPTARG} requires an argument."
exit 1
;;
*)
printUsage
exit 1
;;
esac
done
#performs a check on the number of commandline arguments + verifies $2 is a valid file
sanityCheck $#
LOCKDIR=/tmp/ghettoVCB.lock
if mkdir "${LOCKDIR}"
then
GHETTOVCB_PID=$$
logger "info" "============================== ghettoVCB LOG START ==============================\n"
logger "debug" "Succesfully acquired lock directory - ${LOCKDIR}\n"
# Remove lockdir when the script finishes, or when it receives a signal
trap 'rm -rf "${LOCKDIR}"' 0 # remove directory when script finishes
trap "exit 2" 1 2 3 13 15 # terminate script when receiving signal
ghettoVCB ${VM_FILE}
getFinalStatus
logger "debug" "Succesfully removed lock directory - ${LOCKDIR}\n"
logger "info" "============================== ghettoVCB LOG END ================================\n"
sendMail
rm -rf "${LOCKDIR}"
exit $EXIT
else
logger "info" "Failed to acquire lock, another instance of script may be running, giving up on ${LOCKDIR}\n"
exit 1
fi
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