live_checkpoint.sh #1

#!/bin/bash
#------------------------------------------------------------------------------
# Copyright (c) Perforce Software, Inc., 2007-2014. All rights reserved
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# This script must be called using the p4master_run script in order to properly set
# the environment variables for the script to reference. The p4master_run scripts
# source /p4/common/bin/p4_vars to set the environment variables that this script
# depends on.
#
# This script is using the following external variables:
#
# P4INSTANCE - The instance of Perforce that is being backed up. Always an
# integer value.
#
# P4HOME - Server's home directory.
# P4BIN - Command line client name for the instance being backed up.
# P4DBIN - Server executable name for the instance being backed up.
# P4ROOT - Server's root directory. p4/root, p4_N/root
# P4PORT - TCP/IP port for the server instance being backed up.
# P4JOURNAL - Location of the Journal for the server instance being backed up.
#
#

. /p4/common/bin/backup_functions.sh

checkpoint () {
	log "Create a new checkpoint from the live db files."
    # curly braces are necessary to capture the output of 'time'
    { time $P4DBIN -r $P4ROOT -jc -Z ${CHECKPOINTS}/${P4SERVER}; } \
        >>"$LOGFILE" 2>&1 || \
	    { die "ERROR - New checkpoint failed!"; }
}

recreate_offline_db_files () {
	log "Recreate offline db files from last checkpoint."
	rm -f $OFFLINE_DB/db.*
    # curly braces are necessary to capture the output of 'time'
    { time $P4DBIN -r $OFFLINE_DB -J off -jr -z ${CHECKPOINTS}/${P4SERVER}.ckp.${CHECKPOINTNUM}.gz; } \
        >>"$LOGFILE" 2>&1 || \
	    { log "ERROR - Restore of checkpoint to $OFFLINE_DB failed!"; }
}

######### Start of Script ##########

check_vars
set_vars
check_dirs
/p4/common/bin/p4login
get_journalnum
rotate_last_run_logs
log "Start $P4SERVER Checkpoint"
checkpoint
recreate_offline_db_files
remove_old_checkpoints_and_journals
remove_old_logs
log "End $P4SERVER Checkpoint"
$MAIL -s "$HOSTNAME $P4SERVER live checkpoint log." $MAILTO < "$LOGFILE"