shell script to backup/restore/delete custom dict

zhparser-backup-custom-dict.sh

@@ -0,0 +1,47 @@
+if [ $# -lt 2 ];then
+	echo "usage: $0 <backup|restore|delete> <pgdata_dir> [restore_from_dir]"
+	echo "warning: delete is a dangerous cmd, it will delete your custom from pgdata_dir."
+       	echo "!!!you should run backup cmd first, then run the delete cmd !!!"
+	exit 2
+fi
+cmd=$1
+pgdata=$2
+restore_from_dir=$3
+
+if [ $cmd = 'backup' ];then
+	backup_dir=zhparser-backup-custom-dict-$(date +'%F:%T')
+	mkdir ./$backup_dir
+	echo "will backup $pgdata/base/zhprs_dict_* to $backup_dir/"
+	cp -a $pgdata/base/zhprs_dict_* $backup_dir/
+	if [ "$?" -ne 0 ];
+	then
+		echo "backup error!"
+		exit 1
+	else
+		echo "backup ok!"
+	fi
+fi
+
+if [ $cmd = 'delete' ];then
+	echo "will delete $pgdata/base/zhprs_dict_*"
+	rm $pgdata/base/zhprs_dict_*
+	if [ "$?" -ne 0 ];
+	then
+		echo "delete error!"
+		exit 1
+	else
+		echo "delete ok!"
+	fi
+fi
+
+if [ $cmd = 'restore' ];then
+	echo "will restore $restore_from_dir/zhprs_dict_* to $pgdata/base/"
+	cp -a $restore_from_dir/zhprs_dict_* $pgdata/base/
+	if [ "$?" -ne 0 ];
+	then
+		echo "restore error!"
+		exit 1
+	else
+		echo "restore ok!"
+	fi
+fi