discourse/config/initializers/100-logster.rb

143 lines
4.8 KiB
Ruby

# frozen_string_literal: true
if Rails.env.development? && RUBY_VERSION.match?(/^2\.5\.[23]/)
STDERR.puts "WARNING: Discourse development environment runs slower on Ruby 2.5.3 or below"
STDERR.puts "We recommend you upgrade to Ruby 2.6.1 for the optimal development performance"
# we have to used to older and slower version of the logger cause the new one exposes a Ruby bug in
# the Queue class which causes segmentation faults
Logster::Scheduler.disable
end
if Rails.env.development? && !Sidekiq.server? && ENV["RAILS_LOGS_STDOUT"] == "1"
console = ActiveSupport::Logger.new(STDOUT)
original_logger = Rails.logger.chained.first
console.formatter = original_logger.formatter
console.level = original_logger.level
unless ActiveSupport::Logger.logger_outputs_to?(original_logger, STDOUT)
original_logger.extend(ActiveSupport::Logger.broadcast(console))
end
end
if Rails.env.production?
Logster.store.ignore = [
# honestly, Rails should not be logging this, its real noisy
/^ActionController::RoutingError \(No route matches/,
/^PG::Error: ERROR:\s+duplicate key/,
/^ActionController::UnknownFormat/,
/^ActionController::UnknownHttpMethod/,
/^AbstractController::ActionNotFound/,
# ignore any empty JS errors that contain blanks or zeros for line and column fields
#
# Line:
# Column:
#
/(?m).*?Line: (?:\D|0).*?Column: (?:\D|0)/,
# suppress empty JS errors (covers MSIE 9, etc)
/^(Syntax|Script) error.*Line: (0|1)\b/m,
# CSRF errors are not providing enough data
# suppress unconditionally for now
/^Can't verify CSRF token authenticity.$/,
# Yandex bot triggers this JS error a lot
/^Uncaught ReferenceError: I18n is not defined/,
# related to browser plugins somehow, we don't care
/Error calling method on NPObject/,
# 404s can be dealt with elsewhere
/^ActiveRecord::RecordNotFound/,
# bad asset requested, no need to log
/^ActionController::BadRequest/,
# we can't do anything about invalid parameters
/Rack::QueryParser::InvalidParameterError/,
# we handle this cleanly in the message bus middleware
# no point logging to logster
/RateLimiter::LimitExceeded.*/m,
# see https://github.com/rails/rails/issues/34599
# Poll defines an enum with the value `open` ActiveRecord then attempts
# AR then warns cause #open is being redefined, it is already defined
# privately in Kernel per: http://ruby-doc.org/core-2.5.3/Kernel.html#method-i-open
# Once the rails issue is fixed we can stop this error suppression and stop defining
# scopes for the enums
/^Creating scope :open\. Overwriting existing method Poll\.open\./,
]
Logster.config.env_expandable_keys.push(:hostname, :problem_db)
end
Logster.store.max_backlog = GlobalSetting.max_logster_logs
# middleware that logs errors sits before multisite
# we need to establish a connection so redis connection is good
# and db connection is good
Logster.config.current_context = lambda { |env, &blk|
begin
if Rails.configuration.multisite
request = Rack::Request.new(env)
ActiveRecord::Base.connection_handler.clear_active_connections!
RailsMultisite::ConnectionManagement.establish_connection(host: request['__ws'] || request.host)
end
blk.call
ensure
ActiveRecord::Base.connection_handler.clear_active_connections!
end
}
# TODO logster should be able to do this automatically
Logster.config.subdirectory = "#{GlobalSetting.relative_url_root}/logs"
Logster.config.application_version = Discourse.git_version
Logster.config.enable_custom_patterns_via_ui = true
store = Logster.store
redis = Logster.store.redis
store.redis_prefix = Proc.new { redis.namespace }
store.redis_raw_connection = redis.without_namespace
severities = [Logger::WARN, Logger::ERROR, Logger::FATAL, Logger::UNKNOWN]
RailsMultisite::ConnectionManagement.each_connection do
error_rate_per_minute = SiteSetting.alert_admins_if_errors_per_minute rescue 0
if (error_rate_per_minute || 0) > 0
store.register_rate_limit_per_minute(severities, error_rate_per_minute) do |rate|
MessageBus.publish("/logs_error_rate_exceeded",
{
rate: rate,
duration: 'minute',
publish_at: Time.current.to_i
},
group_ids: [Group::AUTO_GROUPS[:admins]]
)
end
end
error_rate_per_hour = SiteSetting.alert_admins_if_errors_per_hour rescue 0
if (error_rate_per_hour || 0) > 0
store.register_rate_limit_per_hour(severities, error_rate_per_hour) do |rate|
MessageBus.publish("/logs_error_rate_exceeded",
{
rate: rate,
duration: 'hour',
publish_at: Time.current.to_i,
},
group_ids: [Group::AUTO_GROUPS[:admins]]
)
end
end
end
if Rails.configuration.multisite
chained = Rails.logger.chained
chained && chained.first.formatter = RailsMultisite::Formatter.new
end