2026-03-12 21:01:38

postgresql/pg_online_backup_01.txt

@@ -0,0 +1,37 @@
+# Online backup script using pg_basebackup
+##########################################
+
+BACKUP_DIR=/backup/postgresql/pgdata
+BACKUP_COMPRESSED_DIR=/backup/postgresql/daily
+
+if [ -z "${BACKUP_DIR}" ]
+then
+    echo "\${BACKUP_DIR} variable is empty"
+    exit 1
+else
+    rm -rf ${BACKUP_DIR}/*
+fi
+
+if [ -z "${BACKUP_COMPRESSED_DIR}" ]
+then
+    echo "\${BACKUP_COMPRESSED_DIR} variable is empty"
+    exit 1
+fi
+
+
+pg_basebackup -h localhost -P -D ${BACKUP_DIR}
+pg_verifybackup ${BACKUP_DIR}
+
+if [ "$?" != "0" ]
+then
+    echo "Verify backup failed"
+    exit 1
+fi
+
+NOW=$(date '+%Y-%m-%d__%H_%M_%S')
+cd ${BACKUP_DIR}
+tar -cvf - * | pigz > ${BACKUP_COMPRESSED_DIR}/${NOW}.tar.gz
+##########################################
+
+
+# https://public.dalibo.com/exports/formation/manuels/modules/i2/i2.handout.html