class QasDockGem::RedisService

Public Class Methods

new() click to toggle source
# File lib/qas_dock_gem/services/redis_services.rb, line 5
def initialize
  require 'logger'
  require 'redis'
  @logger = Logger.new($stdout)
end

Public Instance Methods

connect_redis(uri, port = nil) click to toggle source
# File lib/qas_dock_gem/services/redis_services.rb, line 16
def connect_redis(uri, port = nil)
  redis_params = initialize_redis(uri, port)
  redis = Redis.new(redis_params)
  begin
    redis.ping
    redis
  rescue StandardError => e
    redis = nil
    @logger.error("Params Redis: #{JSON.pretty_generate(JSON.parse(redis_params.to_json))}")
    @logger.error("Exceção retornada do Redis: #{e.inspect} - Mensagem: #{e.message}")
  end

  redis
end
get_key_redis(redis, key) click to toggle source
# File lib/qas_dock_gem/services/redis_services.rb, line 31
def get_key_redis(redis, key)
  @logger.info("Buscando chave #{key} no Redis")
  begin
    redis.get(key)
  rescue StandardError => e
    @logger.error("Exceção retornada do redis ao consultar a chave: #{e}")
    nil
  end
end
initialize_redis(uri, port = nil) click to toggle source
# File lib/qas_dock_gem/services/redis_services.rb, line 11
def initialize_redis(uri, port = nil)
  port = 6379 if port.nil?
  { host: uri, port: port, connect_timeout: 0.5, read_timeout: 1.0, write_timeout: 1.0 }
end
set_key_redis(redis, key, value, ttl) click to toggle source
# File lib/qas_dock_gem/services/redis_services.rb, line 41
def set_key_redis(redis, key, value, ttl)
  @logger.info("Cadastrando chave #{key} com valor: #{value} e tempo de duração: #{ttl}")
  begin
    set_redis = redis.set(key, value, ex: ttl)
    @logger.info('Chave cadastrada com sucesso no redis') if set_redis == 'OK'
  rescue StandardError => e
    @logger.error("Exceção retornada do redis ao cadastrar a chave: #{e}")
    nil
  end
end