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# Contains methods specific to logging (initializing the log file, applying the log level, applying the log format, etc.)
module ScoutApm
class Agent
module Logging
def default_log_path
"#{environment.root}/log"
end
def init_logger
begin
@log_file = wants_stdout? ? STDOUT : "#{log_file_path}/scout_apm.log"
rescue => e
end
begin
@logger = Logger.new(@log_file)
@logger.level = log_level
apply_log_format
rescue Exception => e
@logger = Logger.new(STDOUT)
apply_log_format
@logger.error "Unable to open log file for writing: #{e.message}. Falling back to STDOUT"
end
@logger
end
def apply_log_format
def logger.format_message(severity, timestamp, progname, msg)
# since STDOUT isn't exclusive like the scout_apm.log file, apply a prefix.
prefix = @logdev.dev == STDOUT ? "[Scout] " : ''
prefix + "[#{Utils::Time.to_s(timestamp)} #{ScoutApm::Agent.instance.environment.hostname} (#{$$})] #{severity} : #{msg}\n"
end
end
def log_level
case config.value('log_level').downcase
when "debug" then Logger::DEBUG
when "info" then Logger::INFO
when "warn" then Logger::WARN
when "error" then Logger::ERROR
when "fatal" then Logger::FATAL
else Logger::INFO
end
end
def log_file_path
config.value('log_file_path') || default_log_path
end
def wants_stdout?
config.value('log_file_path').to_s.upcase == 'STDOUT' || environment.platform_integration.log_to_stdout?
end
end
include Logging
end
end
Version data entries
18 entries across 18 versions & 1 rubygems