Class: Functionator::MongoDB::Client

Inherits:
Object
  • Object
show all
Defined in:
lib/functionator/mongodb/client.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(connection_string = nil) ⇒ Client

Returns a new instance of Client.



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# File 'lib/functionator/mongodb/client.rb', line 12

def initialize(connection_string = nil)
  @connection_string = connection_string || build_connection_string
  @client = Mongo::Client.new(@connection_string)
end

Class Method Details

.instance ⇒ Object 



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# File 'lib/functionator/mongodb/client.rb', line 8

def self.instance
  @instance ||= new
end

Instance Method Details

#client ⇒ Object 



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# File 'lib/functionator/mongodb/client.rb', line 17

def client
  @client
end

#count_status_requests(collection_name) ⇒ Object 



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# File 'lib/functionator/mongodb/client.rb', line 53

def count_status_requests(collection_name)
  begin
    pipeline = [
      { '$match' => { 'status' => { '$regex' => '^(Success|Failure)', '$options' => 'i' } } },
      { '$project' => {
          'domain' => 1,
          'status_code' => {
            '$let' => {
              'vars' => {
                'regex_result' => {
                  '$regexFind' => {
                    'input' => '$status',
                    'regex' => 'HTTP Status Code (\d{3})',
                    'options' => 'i'
                  }
                }
              },
              'in' => { '$ifNull' => ['$$regex_result.match', 'N/A'] }
            }
          },
          'status' => 1
        }
      },
      { '$group' => {
          '_id' => '$domain',
          'total' => { '$sum' => 1 },
          'status_success' => { '$sum' => { '$cond' => [{ '$regexMatch' => { 'input' => '$status', 'regex' => '^Success', 'options' => 'i' } }, 1, 0] } },
          'status_failure' => { '$sum' => { '$cond' => [{ '$regexMatch' => { 'input' => '$status', 'regex' => '^Failure', 'options' => 'i' } }, 1, 0] } },
          'status_codes' => { '$push' => '$status_code' }
        }
      },
      { '$project' => {
          'domain' => '$_id',
          'total_requests' => '$total',
          'status_success' => 1,
          'status_failure' => 1,
          'status_codes' => 1,
          '_id' => 0
        }
      }
    ]

    result = client[collection_name.to_sym].aggregate(pipeline).to_a
    result.map do |client_data|
      status_codes_count = client_data['status_codes'].tally
      {
        domain: client_data['domain'],
        total_requests: client_data['total_requests'] || 0,
        status_success: client_data['status_success'] || 0,
        status_failure: client_data['status_failure'] || 0,
        status_codes_count: status_codes_count
      }
    end
  rescue StandardError => e
    puts "Error: #{e.message}"
    []
  end
end

#fetch_log_groups_from_mongo ⇒ Object 



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# File 'lib/functionator/mongodb/client.rb', line 140

def fetch_log_groups_from_mongo
  log_groups = {}
  find('log_group_lambda', {}).each do |doc|
    next unless doc['ms'] && doc['log_groups'].is_a?(Array)
    log_groups[doc['ms']] = doc['log_groups']
  end
  log_groups
end

#find(collection_name, query) ⇒ Object 



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# File 'lib/functionator/mongodb/client.rb', line 27

def find(collection_name, query)
  client[collection_name.to_sym].find(query).to_a
rescue StandardError => e
  puts "Error: #{e.message}"
  []
end

#find_sort(collection_name, query, sort, limit) ⇒ Object 



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# File 'lib/functionator/mongodb/client.rb', line 34

def find_sort(collection_name, query, sort, limit)
  client[collection_name.to_sym].find(query).sort(sort).limit(limit).to_a
rescue StandardError => e
  puts "Error: #{e.message}"
  []
end

#get_last_run_from_mongo(collection_name, ms) ⇒ Object 



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# File 'lib/functionator/mongodb/client.rb', line 149

def get_last_run_from_mongo(collection_name, ms)
  collection = find_sort(collection_name, { ms: ms }, { last_run: -1 }, 1).first
  collection ? collection[:last_run] : nil
rescue StandardError => e
  puts "Error fetching last_run: #{e.message}"
  nil
end

#insert_many(collection_name, data) ⇒ Object 



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# File 'lib/functionator/mongodb/client.rb', line 21

def insert_many(collection_name, data)
  client[collection_name.to_sym].insert_many(data)
rescue StandardError => e
  puts "Error: #{e.message}"
end

#update(collection_name, query, query_up) ⇒ Object 



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# File 'lib/functionator/mongodb/client.rb', line 41

def update(collection_name, query, query_up)
  client[collection_name.to_sym].update_one(query, query_up)
rescue StandardError => e
  puts "Error: #{e.message}"
end

#update_log_group(collection_name, query, query_up, upsert: false) ⇒ Object 



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# File 'lib/functionator/mongodb/client.rb', line 47

def update_log_group(collection_name, query, query_up, upsert: false)
  client[collection_name.to_sym].update_one(query, query_up, upsert: upsert)
rescue StandardError => e
  puts "Error: #{e.message}"
end

#upsert_log_to_mongo(collection_name, document) ⇒ Object 



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# File 'lib/functionator/mongodb/client.rb', line 112

def upsert_log_to_mongo(collection_name, document)
  existing_document = find(collection_name, { ms: document[:ms] }).first
  document.delete(:created_at) if existing_document
  result = update(collection_name, { ms: document[:ms] }, { '$set' => document })

  if result&.upserted_count&.positive?
    puts "Inserted new document for ms: #{document[:ms]}"
  else
    puts "Updated document for ms: #{document[:ms]}"
  end
rescue StandardError => e
  puts "Error upserting into MongoDB: #{e.message}"
end

#upsert_log_to_mongo_log_group(collection_name, document) ⇒ Object 



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# File 'lib/functionator/mongodb/client.rb', line 126

def upsert_log_to_mongo_log_group(collection_name, document)
    existing_document = find(collection_name, { ms: document[:ms] }).first
    document.delete(:created_at) if existing_document
    result = update_log_group(collection_name, { ms: document[:ms] }, { '$set' => document }, upsert: true)

    if result&.upserted_count&.positive?
      puts "Inserted new document for ms: #{document[:ms]}"
    else
      puts "Updated document for ms: #{document[:ms]}"
    end
  rescue StandardError => e
    puts "Error upserting into MongoDB: #{e.message}"
end