Class: GraphQL::AnyCable::Stats

Inherits:
Object
  • Object
show all
Defined in:
lib/graphql/anycable/stats.rb

Overview

Calculates amount of Graphql Redis keys (graphql-subscription, graphql-fingerprints, graphql-subscriptions, graphql-channel) Also, calculate the number of subscribers grouped by subscriptions

Constant Summary collapse

SCAN_COUNT_RECORDS_AMOUNT = 
1_000

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(scan_count: SCAN_COUNT_RECORDS_AMOUNT, include_subscriptions: false) ⇒ Stats

Returns a new instance of Stats.



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# File 'lib/graphql/anycable/stats.rb', line 13

def initialize(scan_count: SCAN_COUNT_RECORDS_AMOUNT, include_subscriptions: false)
  @scan_count = scan_count
  @include_subscriptions = include_subscriptions
end

Instance Attribute Details

#include_subscriptions ⇒ Object (readonly)

Returns the value of attribute include_subscriptions.



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# File 'lib/graphql/anycable/stats.rb', line 11

def include_subscriptions
  @include_subscriptions
end

#scan_count ⇒ Object (readonly)

Returns the value of attribute scan_count.



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# File 'lib/graphql/anycable/stats.rb', line 11

def scan_count
  @scan_count
end

Instance Method Details

#collect ⇒ Object 



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# File 'lib/graphql/anycable/stats.rb', line 18

def collect
  total_subscriptions_result = {total: {}}

  AnyCable.with_redis do |redis|
    list_prefixes_keys.each do |name, prefix|
      total_subscriptions_result[:total][name] = count_by_scan(redis, match: "#{prefix}*")
    end

    if include_subscriptions
      total_subscriptions_result[:subscriptions] = group_subscription_stats(redis)
    end
  end

  total_subscriptions_result
end