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# frozen_string_literal: true
module Gitlab
module InstrumentationHelper
extend self
KEYS = %i(gitaly_calls gitaly_duration rugged_calls rugged_duration_ms redis_calls redis_duration_ms).freeze
def add_instrumentation_data(payload)
gitaly_calls = Gitlab::GitalyClient.get_request_count
if gitaly_calls > 0
payload[:gitaly_calls] = gitaly_calls
payload[:gitaly_duration] = Gitlab::GitalyClient.query_time_ms
end
rugged_calls = Gitlab::RuggedInstrumentation.query_count
if rugged_calls > 0
payload[:rugged_calls] = rugged_calls
payload[:rugged_duration_ms] = Gitlab::RuggedInstrumentation.query_time_ms
end
redis_calls = Gitlab::Instrumentation::Redis.get_request_count
if redis_calls > 0
payload[:redis_calls] = redis_calls
payload[:redis_duration_ms] = Gitlab::Instrumentation::Redis.query_time_ms
end
end
# Returns the queuing duration for a Sidekiq job in seconds, as a float, if the
# `enqueued_at` field or `created_at` field is available.
#
# * If the job doesn't contain sufficient information, returns nil
# * If the job has a start time in the future, returns 0
# * If the job contains an invalid start time value, returns nil
# @param [Hash] job a Sidekiq job, represented as a hash
def self.queue_duration_for_job(job)
# Old gitlab-shell messages don't provide enqueued_at/created_at attributes
enqueued_at = job['enqueued_at'] || job['created_at']
return unless enqueued_at
enqueued_at_time = convert_to_time(enqueued_at)
return unless enqueued_at_time
# Its possible that if theres clock-skew between two nodes
# this value may be less than zero. In that event, we record the value
# as zero.
[elapsed_by_absolute_time(enqueued_at_time), 0].max
end
# Calculates the time in seconds, as a float, from
# the provided start time until now
#
# @param [Time] start
def self.elapsed_by_absolute_time(start)
(Time.now - start).to_f.round(6)
end
private_class_method :elapsed_by_absolute_time
# Convert a representation of a time into a `Time` value
#
# @param time_value String, Float time representation, or nil
def self.convert_to_time(time_value)
return time_value if time_value.is_a?(Time)
return Time.iso8601(time_value) if time_value.is_a?(String)
return Time.at(time_value) if time_value.is_a?(Numeric) && time_value > 0
rescue ArgumentError
# Swallow invalid dates. Better to loose some observability
# than bring all background processing down because of a date
# formatting bug in a client
end
private_class_method :convert_to_time
end
end
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