Initial commit

backup.sh

@@ -0,0 +1,77 @@
+#!/usr/bin/env bash
+#
+# Tar directory files
+# 
+
+CONF=$1
+CURR_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+BOOTSTRAP=${CURR_DIR}/bootstrap.sh
+
+## Check for perl regex support in grep
+echo 'test' | grep -P 'test' > /dev/null 2>&1
+if [ $? != 0 ]; then
+	echo "EXITING: your distribution of grep binary doesn't support -P"
+	exit 1
+fi
+
+if [ ! -e ${BOOTSTRAP} ];then 
+	echo 'EXITING: boostrap.sh must be in the same directory as this script'
+	exit 1
+fi
+source ${BOOTSTRAP}
+
+if [ -z "${CONF}" ] || [ ! -e ${CONF} ];then 
+	echo 'EXITING: missing configuration file'
+	exit 1
+fi
+source ${CONF}
+
+## Check if we exceeded number of back up files
+FILES=$(ls -r ${BACKUP_DEST})
+i=0
+RM=''
+for f in $FILES
+do
+	FILE=$(echo $f | grep -P "(${B_PREFIX}\..*\.tgz)$")
+	if [ -n "${FILE}" ]; then
+		FILE=${BACKUP_DEST}/${FILE}
+		((i++))
+
+		if [ $i -gt ${NUM_BACKUPS} ]; then
+			if [ -z "${RM}" ]; then
+				RM="rm -f ${FILE}"
+			else
+				RM="${RM} ${FILE}"
+			fi
+		fi
+	fi
+done
+
+if [ -n "${RM}" ]; then
+	echo 'CRON: Removing old backups..'
+	debug "Executing: ${RM}"
+	${RM}
+else 
+	echo 'CRON: Did not remove any old backups this run...'
+fi
+
+## Run backup
+echo "CRON: Backing up files now..."
+BASENAME=$(basename ${BACKUP_DIR})
+cd ${BACKUP_DIR}
+cd ..
+
+### Debug
+debug "Current directory: "`pwd`
+
+tar -czf ${BACKUP_DEST}/${B_PREFIX}.`date +%m-%d-%Y`.tgz ${BASENAME} >> ${LOG} 2>&1
+
+if [ $? != 0 ]; then
+	echo "CRON: Failed to backup files"
+ 	send_notification "CRON: Unable to backup directory on ${HOSTNAME}" "DATE: {$TODAY}\n\nUnable to backup directory: ${BACKUP_DIR}"
+	exit 1
+else
+	echo "CRON: Successfully backed up files"
+	send_notification "CRON: Successfully backed up directory on ${HOSTNAME}" "DATE: $TODAY\n\n Successfully backed up directory: ${BACKUP_DIR}"
+	exit 0
+fi