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# frozen_string_literal: true
module Gitlab
module ErrorTracking
module Processor
class GrpcErrorProcessor < ::Raven::Processor
DEBUG_ERROR_STRING_REGEX = RE2('(.*) debug_error_string:(.*)')
def process(value)
process_first_exception_value(value)
process_custom_fingerprint(value)
value
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(value)
exceptions = value.dig(:exception, :values)
return unless exceptions.is_a?(Array)
entry = exceptions.first
return unless entry.is_a?(Hash)
exception_type = entry[:type]
raw_message = entry[:value]
return unless exception_type&.start_with?('GRPC::')
return unless raw_message.present?
message, debug_str = split_debug_error_string(raw_message)
entry[:value] = message if message
extra = value[:extra] || {}
extra[:grpc_debug_error_string] = debug_str if debug_str
end
def process_custom_fingerprint(value)
fingerprint = value[:fingerprint]
return value 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
end
end
end
end
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