Compress & Backup log file

backupLog.sh

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# Script to compress and back up deployment server log file.
#####################################################################

# CONFIG
# Define the nohup file location and the location to backup the file
logFileName="nohup.out"
nohupDirectory="/home/ubuntu/DeployServer/Tornado/deploy"
backupDirectory="/home/ubuntu/DeployServer/Tornado/deploy/logBackup"

echo "initializing....."

NOW=$(date +"%m-%d-%Y-%H-%M")
fileSize=$(ls -la $nohupDirectory/nohup.out | awk '{print $5}')

echo nohup file size at $NOW is $fileSize

# check if nohup.out is greater than 100M 
# if so copy the file, clear orignial and compress it.
if [ $fileSize -ge 104857600 ]; 
then
	echo "backing up and compressing nohup.out."
	cp $nohupDirectory/$logFileName $backupDirectory/$logFileName_$NOW.log
	echo '' > $nohupDirectory/$logFileName
	gzip -9 $backupDirectory/$logFileName_$NOW.log
	echo "backup process completed."
fi
echo "-----------------------------------------------------------"