I am trying to create a daily backup cron script but it fails with an error as below:
Any pointers to resolve this will be greatly appreciated.
Thanks,
Mitesh Shah
(1) Error:
bash-3.2$ sh pg_backup_rotated_orig.sh
Making backup directory in /Users/miteshshah/Documents/2012-05-02-daily/
-e
Performing full backups
-e --------------------------------------------
Plain backup of mitesh
pg_dump: server version: 9.1.2; pg_dump version: 9.0.5
pg_dump: aborting because of server version mismatch
-e
All database backups complete!
(2.1) /Users/miteshshah/Desktop/pg_backup.config file:
#############################
## POSTGRESQL BACKUP CONFIG ##
##############################
# hostname to adhere to pg_hba policies.
HOSTNAME= <host>
# username to connect to database as.
USERNAME=<user>
# Database name
DATABASE=<database>
# This dir will be created if it doesn't exist. This must be writable by the user the script is
# running as.
BACKUP_DIR=<backup_dir>
# SCRIPTPATH
SCRIPTPATH=<path>
# Will produce a custom-format backup if set to "yes"
ENABLE_CUSTOM_BACKUPS=yes
# Will produce a gzipped plain-format backup if set to "yes"
ENABLE_PLAIN_BACKUPS=yes
#### SETTINGS FOR ROTATED BACKUPS ####
# Which day to take the weekly backup from (1-7 = Monday-Sunday)
DAY_OF_WEEK_TO_KEEP=5
# Number of days to keep daily backups
DAYS_TO_KEEP=7
# How many weeks to keep weekly backups
WEEKS_TO_KEEP=5
######################################
(2.2) /Users/miteshshah/Desktop/pg_backup_rotated_orig.sh
#!/bin/bash
###########################
####### LOAD CONFIG #######
###########################
source /Users/miteshshah/Desktop/pg_backup.config
###########################
#### START THE BACKUPS ####
###########################
function perform_backups()
{
SUFFIX=$1
FINAL_BACKUP_DIR=$BACKUP_DIR"`date +\%Y-\%m-\%d`$SUFFIX/"
echo "Making backup directory in $FINAL_BACKUP_DIR"
if ! mkdir -p $FINAL_BACKUP_DIR; then
echo "Cannot create backup directory in $FINAL_BACKUP_DIR. Go and fix it!"
exit 1;
fi;
###########################
###### FULL BACKUPS #######
###########################
echo -e "\n\nPerforming full backups"
echo -e "--------------------------------------------\n"
if [ $ENABLE_PLAIN_BACKUPS = "yes" ]
then
echo "Plain backup of $DATABASE"
if ! pg_dump -Fp -h "$HOSTNAME" -U "$USERNAME" "$DATABASE" | gzip > $FINAL_BACKUP_DIR"$DATABASE".sql.gz.in_progress; then
echo "[!!ERROR!!] Failed to produce plain backup database $DATABASE"
else
mv $FINAL_BACKUP_DIR"$DATABASE".sql.gz.in_progress $FINAL_BACKUP_DIR"$DATABASE".sql.gz
fi
fi
if [ $ENABLE_CUSTOM_BACKUPS = "yes" ]
then
echo "Custom backup of $DATABASE"
if ! pg_dump -Fc -h "$HOSTNAME" -U "$USERNAME" "$DATABASE" -f $FINAL_BACKUP_DIR"$DATABASE".custom.in_progress; then
echo "[!!ERROR!!] Failed to produce custom backup database $DATABASE"
else
mv $FINAL_BACKUP_DIR"$DATABASE".custom.in_progress $FINAL_BACKUP_DIR"$DATABASE".custom
fi
fi
echo -e "\nAll database backups complete!"
}
# DAILY BACKUPS
# Delete daily backups 7 days old or more
find $BACKUP_DIR -maxdepth 1 -mtime +$DAYS_TO_KEEP -name "*-daily" -exec rm -rf '{}' ';'
