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Updating with multiple email support + minor bug fix
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lamw committed May 22, 2011
1 parent 832c220 commit da419ae
Showing 1 changed file with 83 additions and 41 deletions.
124 changes: 83 additions & 41 deletions ghettoVCB.sh
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Expand Up @@ -104,7 +104,7 @@ VMDK_FILES_TO_BACKUP="all"
# default 15min timeout
SNAPSHOT_TIMEOUT=15

LAST_MODIFIED_DATE=2011_03_15
LAST_MODIFIED_DATE=2011_05_22
VERSION=1
VERSION_STRING=${LAST_MODIFIED_DATE}_${VERSION}

Expand Down Expand Up @@ -332,15 +332,19 @@ reConfigureBackupParam() {
}

dumpHostInfo() {
logger "debug" "HOST VERSION: $(vmware -v)"
logger "debug" "HOST LEVEL: $(vmware -l)"
VERSION=$(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 [ "${USE_VM_CONF}" -eq 1 ]; then
#if [ "${USE_VM_CONF}" -eq 1 ]; then
logger "debug" "findVMDK() - Searching for VMDK: \"${VMDK_TO_SEARCH_FOR}\" to backup"

OLD_IFS2="${IFS}"
Expand All @@ -353,8 +357,8 @@ findVMDK() {
isVMDKFound=1
fi
done
IFS="{OLD_IFS2}"
fi
IFS="${OLD_IFS2}"
#fi
}

getVMDKs() {
Expand Down Expand Up @@ -418,8 +422,9 @@ getVMDKs() {
INDEP_VMDKS="${DISK}###${DISK_SIZE}:${INDEP_VMDKS}"
fi
fi
done
IFS=${TMP_IFS}
done
IFS=${TMP_IFS}
logger "debug" "getVMDKs() - ${VMDKS}"
}

dumpVMConfigurations() {
Expand Down Expand Up @@ -459,14 +464,15 @@ dumpVMConfigurations() {

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}")
BACKUPS_TO_KEEP=$(ls -t "${BACKUP_DIR_PATH}" | head -"${VM_BACKUP_ROTATION_COUNT}")
LIST_BACKUPS=$(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='
Expand Down Expand Up @@ -692,7 +698,7 @@ ghettoVCB() {
logger "dryrun" "THIS VIRTUAL MACHINE WILL NOT HAVE ALL ITS VMDKS BACKED UP!"
fi

ls "${VMX_DIR}" | grep -q delta > /dev/null 2>&1;
ls "${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!"
Expand All @@ -704,7 +710,7 @@ ghettoVCB() {
logger "dryrun" "###############################################\n"

#checks to see if the VM has any snapshots to start with
elif ls "${VMX_DIR}" | grep -q delta > /dev/null 2>&1; then
elif ls "${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

Expand Down Expand Up @@ -816,6 +822,7 @@ ghettoVCB() {
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

Expand Down Expand Up @@ -916,7 +923,7 @@ ghettoVCB() {

#do not continue until all snapshots have been committed
logger "info" "Removing snapshot from ${VM_NAME} ..."
while ls "${VMX_DIR}" | grep -q delta;
while ls "${VMX_DIR}" | grep -q "\-delta\.vmdk";
do
sleep 5
done
Expand All @@ -931,16 +938,27 @@ ghettoVCB() {
TMP_IFS=${IFS}
IFS=${ORIG_IFS}
if [ ${ENABLE_COMPRESSION} -eq 1 ]; then
logger "info" "Compressing VM backup \"${BACKUP_DIR}/${VM_NAME}-${VM_BACKUP_DIR_NAMING_CONVENTION}.gz\"..."
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 "${BACKUP_DIR}/${VM_NAME}-${VM_BACKUP_DIR_NAMING_CONVENTION}.gz"
busybox tar -cz -C "${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 "${BACKUP_DIR}/${VM_NAME}-${VM_BACKUP_DIR_NAMING_CONVENTION}.gz"
tar -cz -C "${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 "${BACKUP_DIR}"
checkVMBackupRotation "${BACKUP_DIR}" "${VM_NAME}"
else
checkVMBackupRotation "${BACKUP_DIR}"
checkVMBackupRotation "${BACKUP_DIR}" "${VM_NAME}"
fi
IFS=${TMP_IFS}
VMDKS=""
Expand All @@ -949,26 +967,30 @@ ghettoVCB() {
endTimer
if [ ${SNAP_SUCCESS} -ne 1 ]; then
logger "info" "ERROR: Unable to backup ${VM_NAME} due to snapshot creation!\n"
echo "ERROR: Unable to backup ${VM_NAME} due to snapshot creation" > ${VM_BACKUP_DIR}/STATUS.error
[[ ${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"
echo "ERROR: Unable to backup ${VM_NAME} due to error in VMDK backup" > ${VM_BACKUP_DIR}/STATUS.error
[[ ${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";
echo "WARN: ${VM_NAME} has some Independent VMDKs that can not be backed up" > ${VM_BACKUP_DIR}/STATUS.warn
[[ ${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
else
logger "info" "Successfully completed backup for ${VM_NAME}!\n"
echo "Successfully completed backup" > ${VM_BACKUP_DIR}/STATUS.ok
[[ ${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}
SYMLINK_DST1=${RSYNC_LINK_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 \"${SYMLINK_DST1}\""
ln -s "${SYMLINK_DST1}" "${SYMLINK_SRC}"
Expand Down Expand Up @@ -1030,28 +1052,48 @@ getFinalStatus() {
logger "info" "$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
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: <${EMAIL_TO}>\r\n" >> "${EMAIL_LOG_HEADER}"
echo -ne "DATA\r\n" >> "${EMAIL_LOG_HEADER}"
echo -ne "From: ${EMAIL_FROM}\r\n" >> "${EMAIL_LOG_HEADER}"
echo -ne "To: ${EMAIL_TO}\r\n" >> "${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}"

"${NC_BIN}" "${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 ${EMAIL_TO}\n"
echo "${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}" "${EMAIL_SERVER}" "${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}" "${EMAIL_SERVER}" "${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
Expand Down

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