method

checkout_for_exclusive_access

v7.1.3.4 - Show latest stable - 0 notes - Class: ActiveRecord::ConnectionAdapters::ConnectionPool

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checkout_for_exclusive_access(checkout_timeout) private

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# File activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb, line 587
        def checkout_for_exclusive_access(checkout_timeout)
          checkout(checkout_timeout)
        rescue ConnectionTimeoutError
          # this block can't be easily moved into attempt_to_checkout_all_existing_connections's
          # rescue block, because doing so would put it outside of synchronize section, without
          # being in a critical section thread_report might become inaccurate
          msg = +"could not obtain ownership of all database connections in #{checkout_timeout} seconds"

          thread_report = []
          @connections.each do |conn|
            unless conn.owner == ActiveSupport::IsolatedExecutionState.context
              thread_report << "#{conn} is owned by #{conn.owner}"
            end
          end

          msg << " (#{thread_report.join(', ')})" if thread_report.any?

          raise ExclusiveConnectionTimeoutError, msg
        end

checkout_for_exclusive_access

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