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Logging in the DataStore class

This commit is contained in:
Mitchell Hashimoto 2011-12-22 20:46:03 -08:00
parent e3426211bc
commit 40689b556b
1 changed files with 10 additions and 3 deletions
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13
lib/vagrant/data_store.rb
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@ -1,3 +1,5 @@
require 'log4r'
module Vagrant module Vagrant
# The Vagrant data store is a key-value store which is persisted # The Vagrant data store is a key-value store which is persisted
# as JSON in a local file which is specified in the initializer. # as JSON in a local file which is specified in the initializer.
@ -16,6 +18,9 @@ module Vagrant
attr_reader :file_path attr_reader :file_path
def initialize(file_path) def initialize(file_path)
@logger = Log4r::Logger.new("vagrant::datastore")
@logger.info("Created: #{file_path}")
@file_path = file_path @file_path = file_path
return if !file_path return if !file_path
@ -27,7 +32,7 @@ module Vagrant
merge!(JSON.parse(f.read)) merge!(JSON.parse(f.read))
rescue JSON::ParserError rescue JSON::ParserError
# Ignore if the data is invalid in the file. # Ignore if the data is invalid in the file.
# TODO: Log here. @logger.error("Data store contained invalid JSON. Ignoring.")
end end
end end
end end
@ -42,9 +47,11 @@ module Vagrant
if empty? if empty?
# Delete the file since an empty data store is not useful # Delete the file since an empty data store is not useful
File.delete(file_path) if File.file?(file_path) @logger.info("Deleting data store since we're empty: #{@file_path}")
File.delete(@file_path) if File.file?(@file_path)
else else
File.open(file_path, "w") { |f| f.write(to_json) } @logger.info("Committing data to data store: #{@file_path}")
File.open(@file_path, "w") { |f| f.write(to_json) }
end end
end end