Add misc scripts to repoitory

personal/cron_scripts/pg_basebackup.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+BACKUP_DIR="/var/lib/postgresql_archive/pgbackups/$(date +%Y%m%d)"
+mkdir -p $BACKUP_DIR
+# Perform base backup with WAL streaming
+pg_basebackup -h localhost -U wjones -D $BACKUP_DIR -Fp -Xs -P
+# Optional: Compress
+tar -czf ${BACKUP_DIR}_$(date +%Y%m%d_%H%M%S).tar.gz $BACKUP_DIR
+rm -rf $BACKUP_DIR
+# Retention: Delete backups older than 7 days
+find /var/lib/postgresql_archive/pgbackups/ -type f -mtime +7 -name "*.tar.gz" -delete