gitlab-org--gitlab-foss/lib/gitlab/error_tracking/processor/grpc_error_processor.rb

85 lines
2.4 KiB
Ruby

# frozen_string_literal: true
module Gitlab
module ErrorTracking
module Processor
module GrpcErrorProcessor
DEBUG_ERROR_STRING_REGEX = RE2('(.*) debug_error_string:(.*)')
class << self
def call(event)
process_first_exception_value(event)
process_custom_fingerprint(event)
event
end
# Sentry can report multiple exceptions in an event. Sanitize
# only the first one since that's what is used for grouping.
def process_first_exception_value(event)
# Better in new version, will be event.exception.values
exceptions = event.instance_variable_get(:@interfaces)[:exception]&.values
return unless exceptions.is_a?(Array)
exception = exceptions.first
return unless valid_exception?(exception)
raw_message = exception.value
return unless exception.type&.start_with?('GRPC::')
return unless raw_message.present?
message, debug_str = split_debug_error_string(raw_message)
# Worse in new version, no setter! Have to poke at the
# instance variable
if message.present?
exceptions.each do |exception|
exception.value = message if valid_exception?(exception)
end
end
event.extra[:grpc_debug_error_string] = debug_str if debug_str
end
def process_custom_fingerprint(event)
fingerprint = event.fingerprint
return event unless custom_grpc_fingerprint?(fingerprint)
message, _ = split_debug_error_string(fingerprint[1])
fingerprint[1] = message if message
end
private
def custom_grpc_fingerprint?(fingerprint)
fingerprint.is_a?(Array) && fingerprint.length == 2 && fingerprint[0].start_with?('GRPC::')
end
def split_debug_error_string(message)
return unless message
match = DEBUG_ERROR_STRING_REGEX.match(message)
return unless match
[match[1], match[2]]
end
def valid_exception?(exception)
case exception
when Raven::SingleExceptionInterface
exception&.value
else
false
end
end
end
end
end
end
end