diff --git a/es/05.6.md b/es/05.6.md index 3a1096ba..fdf6b552 100644 --- a/es/05.6.md +++ b/es/05.6.md @@ -9,11 +9,90 @@ Al ser el lenguaje C del siglo XXI, Go tiene soporte para bases de datos NoSQL, redis es un sistema de almacenamiento llave valor como Memcached, que soporta los tipos de cadenas, listas conjuntos y conjuntos ordenados. Aquí están algunos de los manejadores de bases de datos para redis: - +- [https://github.com/garyburd/redigo](https://github.com/garyburd/redigo) +- [https://github.com/go-redis/redis](https://github.com/go-redis/redis) +- [https://github.com/hoisie/redis](https://github.com/hoisie/redis) - [https://github.com/alphazero/Go-Redis](https://github.com/alphazero/Go-Redis) -- [http://code.google.com/p/tideland-rdc/](http://code.google.com/p/tideland-rdc/) - [https://github.com/simonz05/godis](https://github.com/simonz05/godis) -- [https://github.com/hoisie/redis.go](https://github.com/hoisie/redis.go) + +Let's see how to use the driver that redigo to operate on a database: + +```Go + + package main + + import ( + "fmt" + "github.com/garyburd/redigo/redis" + "os" + "os/signal" + "syscall" + "time" + ) + + var ( + Pool *redis.Pool + ) + + func init() { + redisHost := ":6379" + Pool = newPool(redisHost) + close() + } + + func newPool(server string) *redis.Pool { + + return &redis.Pool{ + + MaxIdle: 3, + IdleTimeout: 240 * time.Second, + + Dial: func() (redis.Conn, error) { + c, err := redis.Dial("tcp", server) + if err != nil { + return nil, err + } + return c, err + }, + + TestOnBorrow: func(c redis.Conn, t time.Time) error { + _, err := c.Do("PING") + return err + }, + } + } + + func close() { + c := make(chan os.Signal, 1) + signal.Notify(c, os.Interrupt) + signal.Notify(c, syscall.SIGTERM) + signal.Notify(c, syscall.SIGKILL) + go func() { + <-c + Pool.Close() + os.Exit(0) + }() + } + + func Get(key string) ([]byte, error) { + + conn := Pool.Get() + defer conn.Close() + + var data []byte + data, err := redis.Bytes(conn.Do("GET", key)) + if err != nil { + return data, fmt.Errorf("error get key %s: %v", key, err) + } + return data, err + } + + func main() { + test, err := Get("test") + fmt.Println(test, err) + } + +``` Realicé una bifurcación de el último de estos paquetes, arreglé algunos servicios y lo usé en mi sistema de acortado de urls (2 millones de peticiones por día). diff --git a/ja/05.6.md b/ja/05.6.md index e59e6f4a..ed2b8895 100644 --- a/ja/05.6.md +++ b/ja/05.6.md @@ -9,10 +9,90 @@ redisはkey-valueを保存するシステムです。Memcachedに似ていて、 現在redisが最もよく使われているのは新浪のマイクロブログプラットフォームでしょう。その次にFacebookに買収された画像フォーラムであるinstagramがあります。その他有名な[インターネット企業](http://redis.io/topics/whos-using-redis)もそうです。 Goは現在redisのドライバで以下をサポートしています -- https://github.com/alphazero/Go-Redis -- http://code.google.com/p/tideland-rdc/ -- https://github.com/simonz05/godis -- https://github.com/hoisie/redis.go +- [https://github.com/garyburd/redigo](https://github.com/garyburd/redigo) +- [https://github.com/go-redis/redis](https://github.com/go-redis/redis) +- [https://github.com/hoisie/redis](https://github.com/hoisie/redis) +- [https://github.com/alphazero/Go-Redis](https://github.com/alphazero/Go-Redis) +- [https://github.com/simonz05/godis](https://github.com/simonz05/godis) + +Let's see how to use the driver that redigo to operate on a database: + +```Go + + package main + + import ( + "fmt" + "github.com/garyburd/redigo/redis" + "os" + "os/signal" + "syscall" + "time" + ) + + var ( + Pool *redis.Pool + ) + + func init() { + redisHost := ":6379" + Pool = newPool(redisHost) + close() + } + + func newPool(server string) *redis.Pool { + + return &redis.Pool{ + + MaxIdle: 3, + IdleTimeout: 240 * time.Second, + + Dial: func() (redis.Conn, error) { + c, err := redis.Dial("tcp", server) + if err != nil { + return nil, err + } + return c, err + }, + + TestOnBorrow: func(c redis.Conn, t time.Time) error { + _, err := c.Do("PING") + return err + }, + } + } + + func close() { + c := make(chan os.Signal, 1) + signal.Notify(c, os.Interrupt) + signal.Notify(c, syscall.SIGTERM) + signal.Notify(c, syscall.SIGKILL) + go func() { + <-c + Pool.Close() + os.Exit(0) + }() + } + + func Get(key string) ([]byte, error) { + + conn := Pool.Get() + defer conn.Close() + + var data []byte + data, err := redis.Bytes(conn.Do("GET", key)) + if err != nil { + return data, fmt.Errorf("error get key %s: %v", key, err) + } + return data, err + } + + func main() { + test, err := Get("test") + fmt.Println(test, err) + } + +``` 現在私がforkした最新のドライバではいくつかのbugが修正されています。現在私自身の短縮ドメイン名サービスのプロジェクトの中で使用されています。（毎日200WぐらいのPV数があります。） diff --git a/pt-br/05.6.md b/pt-br/05.6.md index ab798a70..0cf7e599 100644 --- a/pt-br/05.6.md +++ b/pt-br/05.6.md @@ -9,11 +9,90 @@ As the C language of the 21st century, Go has good support for NoSQL databases, redis is a key-value storage system like Memcached, that supports the string, list, set and zset(ordered set) value types. There are some Go database drivers for redis: - +- [https://github.com/garyburd/redigo](https://github.com/garyburd/redigo) +- [https://github.com/go-redis/redis](https://github.com/go-redis/redis) +- [https://github.com/hoisie/redis](https://github.com/hoisie/redis) - [https://github.com/alphazero/Go-Redis](https://github.com/alphazero/Go-Redis) -- [http://code.google.com/p/tideland-rdc/](http://code.google.com/p/tideland-rdc/) - [https://github.com/simonz05/godis](https://github.com/simonz05/godis) -- [https://github.com/hoisie/redis.go](https://github.com/hoisie/redis.go) + +Let's see how to use the driver that redigo to operate on a database: + +```Go + + package main + + import ( + "fmt" + "github.com/garyburd/redigo/redis" + "os" + "os/signal" + "syscall" + "time" + ) + + var ( + Pool *redis.Pool + ) + + func init() { + redisHost := ":6379" + Pool = newPool(redisHost) + close() + } + + func newPool(server string) *redis.Pool { + + return &redis.Pool{ + + MaxIdle: 3, + IdleTimeout: 240 * time.Second, + + Dial: func() (redis.Conn, error) { + c, err := redis.Dial("tcp", server) + if err != nil { + return nil, err + } + return c, err + }, + + TestOnBorrow: func(c redis.Conn, t time.Time) error { + _, err := c.Do("PING") + return err + }, + } + } + + func close() { + c := make(chan os.Signal, 1) + signal.Notify(c, os.Interrupt) + signal.Notify(c, syscall.SIGTERM) + signal.Notify(c, syscall.SIGKILL) + go func() { + <-c + Pool.Close() + os.Exit(0) + }() + } + + func Get(key string) ([]byte, error) { + + conn := Pool.Get() + defer conn.Close() + + var data []byte + data, err := redis.Bytes(conn.Do("GET", key)) + if err != nil { + return data, fmt.Errorf("error get key %s: %v", key, err) + } + return data, err + } + + func main() { + test, err := Get("test") + fmt.Println(test, err) + } + +``` I forked the last of these packages, fixed some bugs, and used it in my short URL service (2 million PV every day).