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Versions: 25
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Contents
# Take a TrackedRequest and turn it into a hash of:
# MetricMeta => MetricStats
module ScoutApm
module LayerConverters
class MetricConverter < ConverterBase
def call
scope = scope_layer
# TODO: Track requests that never reach a Controller (for example, when
# Middleware decides to return rather than passing onward)
return {} unless scope
create_metrics
end
# Full metrics from this request. These get aggregated in Store for the
# overview metrics, or stored permanently in a SlowTransaction
# Some merging of metrics will happen here, so if a request calls the same
# ActiveRecord or View repeatedly, it'll get merged.
def create_metrics
metric_hash = Hash.new
walker.walk do |layer|
next if skip_layer?(layer)
meta_options = if layer == scope_layer # We don't scope the controller under itself
{}
else
{:scope => scope_layer.legacy_metric_name}
end
# we don't need to use the full metric name for scoped metrics as we only display metrics aggregrated
# by type.
metric_name = meta_options.has_key?(:scope) ? layer.type : layer.legacy_metric_name
meta = MetricMeta.new(metric_name, meta_options)
metric_hash[meta] ||= MetricStats.new( meta_options.has_key?(:scope) )
stat = metric_hash[meta]
stat.update!(layer.total_call_time, layer.total_exclusive_time)
end
metric_hash
end
end
end
end
Version data entries
25 entries across 25 versions & 1 rubygems