On Fri, Nov 20, 2020 at 09:54:57AM +0800, Wu Zhende wrote:
[Why] The built-in log system prints logs in string format by default. The logs should be formatted in json format for subsequent analysis and processing.
[Example1] use: log.info("test") output: {"level":"INFO","level_num":1,"datetime":"2020-11-19 16:57:17+0800","progname":null,"message":"test"}
[Example2] use: log.error({"job_id" => "1", "job_state" => "submit"}.to_json) output: {"level":"ERROR","level_num":3,"datetime":"2020-11-19 16:57:17+0800","progname":null,"message":"", "job_id":"1","job_state":"submit","caller":["/usr/share/ruby/logger.rb:545:in `error'","./test.rb:6:in`<main>'"]}
Signed-off-by: Wu Zhende <wuzhende666@163.com> --- lib/log.rb | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 lib/log.rb
diff --git a/lib/log.rb b/lib/log.rb new file mode 100644 index 0000000..0ffc0f9 --- /dev/null +++ b/lib/log.rb @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: MulanPSL-2.0+ +# Copyright (c) 2020 Huawei Technologies Co., Ltd. All rights reserved. +# frozen_string_literal: true + +require 'logger' +require 'json' + +# log class to print logs in JSON format
'print logs in JSON format' is ok Thanks, Yuanchao