ToolJet/app/services/redis_query_service.rb

class RedisQueryService
    require "redis"

    attr_accessor :data_query, :data_source, :options, :source_options, :current_user

    def initialize(data_query, options, source_options, current_user)
        @data_query = data_query
        @data_source = data_query.data_source
        @options = options
        @source_options = source_options
        @current_user = current_user
    end

    def process

        error = nil
        password = source_options["password"]
        password = nil if password.blank?

        begin

            if $connections.include? data_source.id
                connection = $connections[data_source.id][:connection]
            else
                connection = Redis.new(
                    host: source_options["host"], 
                    port: source_options["port"], 
                    user: source_options["username"],
                    password: password
                )

                $connections[data_source.id] = { connection: connection }
            end

            query_text = options["query"]
        
            result = connection.call(query_text.split(" "))

        rescue => e
            puts e
            error = e.message
        end

        { status: error ? 'failed' : 'success', data: result, error: { message: error } }
    end
end