| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| # |
| |
| use Digest::MD5; |
| |
| sub random_string |
| { |
| my $len=$_[0]; |
| my @chars=('a'..'z','A'..'Z','0'..'9','_'); |
| my $result; |
| |
| foreach (1..$len) { |
| $result .= $chars[rand @chars]; |
| } |
| return $result; |
| } |
| |
| sub generate_uuid |
| { |
| return Digest::MD5::md5_base64( rand ); |
| } |
| |
| 1; |