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Contents
module OodAppkit
# format log messages with timestamp severity and app token e.g.:
#
# [2016-06-17 15:31:01 -0400 sys/dashboard] INFO GET...
#
class LogFormatter
def call(severity, timestamp, progname, msg)
severity_d = severity ? severity[0,5].rjust(5).upcase : "UNKNO"
timestamp_d = timestamp ? timestamp.localtime : Time.now.localtime
msg_d = (String === msg ? msg.strip.inspect : msg.inspect)
"[#{timestamp_d} #{progname}] #{severity_d} #{msg_d}\n"
end
# make the Rails logger use this class for the formatter
# and set the progname to be the app token
def self.setup
::Rails.logger.formatter = LogFormatter.new
# ActiveSupport::TaggedLogging.new calls
#
# logger.formatter.extend(Formatter)
#
# in an undocumented submodule ActiveSupport::TaggedLogging::Formatter.
# So to modify a TaggedLogging logger with another formatter we must
# extend our formatter in the same way.
if defined?( ActiveSupport::TaggedLogging ) && ::Rails.logger.kind_of?( ActiveSupport::TaggedLogging )
::Rails.logger.formatter.extend(ActiveSupport::TaggedLogging::Formatter)
end
::Rails.logger.progname = ENV['APP_TOKEN'] if ENV['APP_TOKEN']
end
end
end
Version data entries
24 entries across 24 versions & 1 rubygems