[Veritas-bu] backing up clearcase vobs
2003-09-11 09:48:32
Subject: |
[Veritas-bu] backing up clearcase vobs |
From: |
rlh AT lsil DOT com (Richard Hellier) |
Date: |
Thu, 11 Sep 2003 14:48:32 +0100 |
This is a multi-part message in MIME format.
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David Thome wrote:
>
> I understand that if you plan on backing up clearcase vobs, you need to
>
> lock the vob
> back it up the filesystem
> unlock it
>
> Then go on to the next vob to backup
>
> Anyone have a procedure complete with (bpstart_notify and bpend_notify)
> scripts?
>
> I have 10 vobs to backup.
>
> Thank you in advance
David,
The script I use is at the end of the message -- it uses "cleartool
lsvob" to get the list of VOBs (i.e. so the script doesn't need to be
changed
if VOBs are added/deleted) and also checks their status before trying to
lock/unlock them.
Cheers,
Richard.
----------------------------------- cut here -------------
#! /bin/sh
############################################################
#
# Filename: cc_backup.sh
#
# Purpose: Backup the ClearCase database
#
# Last-modified-by: Richard Hellier <rlh AT lsil DOT com>
#
# Last-modified-date: 2001-08-17
#
# ChangeLog: 2001-08-14 Original version
# 2001-08-17 Altered to save logging info
#
############################################################
############################################################
################### Global Data ############################
############################################################
PATH=/bin:/usr/ucb:/usr/atria/bin
IFS="
"
############################################################
################### Function Definitions Begin Here ########
############################################################
############################################################
######################################### Lock all VOBs before
######################################### starting a backup
############################################################
stop_clearcase()
{
for v in ${*}
do {
vobStatus=`cleartool describe -fmt "%[locked]p" ${v}`
case "${vobStatus}" in
unlocked) cleartool lock ${v}
echo "Locking VOB ${v}"
;;
esac
} done
}
############################################################
######################################### Copy all the VOB data
######################################### to the fileserver
############################################################
backup_clearcase()
{
DSTDIR="/backup/cc"
SRCDIR="/disks/home0/ccstg/"
ITEMS="
backup
vobs
"
[ -d "${SRCDIR}" ] || echo "No such directory as ${SRCDIR}"
[ -d "${DSTDIR}" ] || echo "No such directory as ${DSTDIR}"
if cd ${SRCDIR}
then {
find ${ITEMS} -depth -print | cpio -pdm ${DSTDIR}
} fi
}
############################################################
######################################### Unlock all VOBs after
######################################### finishing a backup
############################################################
start_clearcase()
{
for v in ${*}
do {
vobStatus=`cleartool describe -fmt "%[locked]p" ${v}`
case "${vobStatus}" in
locked) cleartool unlock ${v}
echo "Unlocking VOB ${v}"
;;
esac
} done
}
############################################################
################### Execution Begins Here ##################
############################################################
{
echo "Starting ClearCase backup at "`date`
#
# Step 1) Make a list of all the VOBs
#
vobList=`cleartool lsvob -short | sed -e 's/^/vob:/'`
#
# Step 2) Lock ClearCase VOBs ...
#
stop_clearcase "${vobList}"
#
# Step 3) ... back'em up ...
#
backup_clearcase
#
# Step 4) ... and unlock 'em again
#
start_clearcase "${vobList}"
#
# Step 5) Exit with zero status code to
# signal success to NetBackup
#
echo "Finishing ClearCase backup at "`date`
exit 0
} >> /var/tmp/cc_backup.log
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