Helper Script and functions for pg_probackup with which i run my cronjob's. The functions are also useful for ~backupuser/.bashrc|.zshrc.

probackup_invoke.sh

#!/bin/bash
shopt -s expand_aliases

export BACKUPDIR=/mnt/to/nfs/dedup/storage/postgres/pg_probackup
INSTANCES () { pg_probackup-13 show -B $BACKUPDIR --format json |jq -r '. [].instance' ;}
SHOWBACKUP () { 
if [ -z $@ ]; then 
	pg_probackup-13 show -B $BACKUPDIR
else
	pg_probackup-13 show -B $BACKUPDIR --instance $1
fi
}
FULLBACKUP () { pg_probackup-13 backup -B $BACKUPDIR -b FULL --instance $@; }
DELTABACKUP () { pg_probackup-13 backup -B $BACKUPDIR -b DELTA --instance $@ ;}
PAGEBACKUP () { pg_probackup-13 backup -B $BACKUPDIR -b PAGE --instance $@; }
CHECKDB () { pg_probackup-13 checkdb -B $BACKUPDIR --instance $1 -D /srv/dbs/$1/13;}
VALIDATE () { pg_probackup-13 validate -B $BACKUPDIR --instance $@ ;}
CLEANUP () { pg_probackup-13 delete -B $BACKUPDIR --delete-expired --delete-wal --merge-expired --instance $@ ;}


for INST in `INSTANCES`; do
	$@ ${INST}
done

#CRONJOBS Example
#*/5 *  * * * bash -c '/path/to/script/probackup_invoke PAGEBACKUP |& tee -a ~/cron.log'
#15 *   * * * bash -c '/path/to/script/probackup_invoke DELTABACKUP |& tee -a ~/cron.log'
#25 */6 * * * bash -c '/path/to/script/probackup_invoke FULLBACKUP |& tee -a ~/cron.log'
#35 3   * * * bash -c '/path/to/script/probackup_invoke CLEANUP |& tee -a ~/cron.log'