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Diffstat (limited to 'chef/lib/chef/log.rb')
| -rw-r--r-- | chef/lib/chef/log.rb | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/chef/lib/chef/log.rb b/chef/lib/chef/log.rb new file mode 100644 index 0000000000..ff98cc9dff --- /dev/null +++ b/chef/lib/chef/log.rb @@ -0,0 +1,86 @@ +# +# Author:: Adam Jacob (<adam@hjksolutions.com>) +# Copyright:: Copyright (c) 2008 HJK Solutions, LLC +# License:: Apache License, Version 2.0 +# +# Licensed 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. + +require 'logger' + +class Chef + class Log + + @logger = nil + + class << self + attr_reader :logger #:nodoc + + # Use Chef::Logger.init when you want to set up the logger manually. Arguments to this method + # get passed directly to Logger.new, so check out the documentation for the standard Logger class + # to understand what to do here. + # + # If this method is called with no arguments, it will log to STDOUT at the :info level. + # + # It also configures the Logger instance it creates to use the custom Chef::Log::Formatter class. + def init(*opts) + if opts.length == 0 + @logger = Logger.new(STDOUT) + else + @logger = Logger.new(*opts) + end + @logger.formatter = Chef::Log::Formatter.new() + level(Chef::Config.log_level) + end + + # Sets the level for the Logger object by symbol. Valid arguments are: + # + # :debug + # :info + # :warn + # :error + # :fatal + # + # Throws an ArgumentError if you feed it a bogus log level. + def level(loglevel) + init() unless @logger + case loglevel + when :debug + @logger.level = Logger::DEBUG + when :info + @logger.level = Logger::INFO + when :warn + @logger.level = Logger::WARN + when :error + @logger.level = Logger::ERROR + when :fatal + @logger.level = Logger::FATAL + else + raise ArgumentError, "Log level must be one of :debug, :info, :warn, :error, or :fatal" + end + end + + # Passes any other method calls on directly to the underlying Logger object created with init. If + # this method gets hit before a call to Chef::Logger.init has been made, it will call + # Chef::Logger.init() with no arguments. + def method_missing(method_symbol, *args) + init() unless @logger + if args.length > 0 + @logger.send(method_symbol, *args) + else + @logger.send(method_symbol) + end + end + + end # class << self + end +end
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