service

package
Version: v6.0.0-...-03bcada Latest Latest
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Published: Jun 3, 2017 License: MIT, MIT Imports: 4 Imported by: 6

Documentation

Index

Constants

View Source
const (
	// DefaultRedisNetwork the redis network option, "tcp"
	DefaultRedisNetwork = "tcp"
	// DefaultRedisAddr the redis address option, "127.0.0.1:6379"
	DefaultRedisAddr = "127.0.0.1:6379"
	// DefaultRedisIdleTimeout the redis idle timeout option, time.Duration(5) * time.Minute
	DefaultRedisIdleTimeout = time.Duration(5) * time.Minute
	// DefaultRedisMaxAgeSeconds the redis storage last parameter (SETEX), 31556926.0 (1 year)
	DefaultRedisMaxAgeSeconds = 31556926.0 //1 year
)

Variables

View Source
var (
	// ErrRedisClosed an error with message 'Redis is already closed'
	ErrRedisClosed = errors.New("Redis is already closed")
	// ErrKeyNotFound an error with message 'Key $thekey doesn't found'
	ErrKeyNotFound = errors.New("Key '%s' doesn't found")
)

Functions

This section is empty.

Types

type Config

type Config struct {
	// Network "tcp"
	Network string
	// Addr "127.0.0.1:6379"
	Addr string
	// Password string .If no password then no 'AUTH'. Default ""
	Password string
	// If Database is empty "" then no 'SELECT'. Default ""
	Database string
	// MaxIdle 0 no limit
	MaxIdle int
	// MaxActive 0 no limit
	MaxActive int
	// IdleTimeout  time.Duration(5) * time.Minute
	IdleTimeout time.Duration
	// Prefix "myprefix-for-this-website". Default ""
	Prefix string
	// MaxAgeSeconds how much long the redis should keep the session in seconds. Default 31556926.0 (1 year)
	MaxAgeSeconds int
}

Config the redis configuration used inside sessions

func DefaultConfig

func DefaultConfig() Config

DefaultConfig returns the default configuration for Redis service

func (Config) Merge

func (c Config) Merge(cfg []Config) (config Config)

Merge merges the default with the given config and returns the result

func (Config) MergeSingle

func (c Config) MergeSingle(cfg Config) (config Config)

MergeSingle merges the default with the given config and returns the result

type Service

type Service struct {
	// Connected is true when the Service has already connected
	Connected bool
	// Config the redis config for this redis
	Config *Config
	// contains filtered or unexported fields
}

Service the Redis service, contains the config and the redis pool

func New

func New(cfg ...Config) *Service

New returns a Redis service filled by the passed config to connect call the .Connect()

func (*Service) CloseConnection

func (r *Service) CloseConnection() error

CloseConnection closes the redis connection

func (*Service) Connect

func (r *Service) Connect()

Connect connects to the redis, called only once

func (*Service) Delete

func (r *Service) Delete(key string) error

Delete removes redis entry by specific key

func (*Service) Get

func (r *Service) Get(key string) (interface{}, error)

Get returns value, err by its key you can use utils.Deserialize((.Get("yourkey"),&theobject{}) returns nil and a filled error if something wrong happens

func (*Service) GetAll

func (r *Service) GetAll(key string) (map[string]string, error)

GetAll returns all keys and their values from a specific key (map[string]string) returns a filled error if something bad happened

func (*Service) GetAllKeysByPrefix

func (r *Service) GetAllKeysByPrefix(prefix string) ([]string, error)

GetAllKeysByPrefix returns all []string keys by a key prefix from the redis

func (*Service) GetBytes

func (r *Service) GetBytes(key string) ([]byte, error)

GetBytes returns value, err by its key you can use utils.Deserialize((.GetBytes("yourkey"),&theobject{}) returns nil and a filled error if something wrong happens

func (*Service) GetInt

func (r *Service) GetInt(key string) (int, error)

GetInt returns value, err by its key you can use utils.Deserialize((.GetInt("yourkey"),&theobject{}) returns -1 int and a filled error if something wrong happens

func (*Service) GetString

func (r *Service) GetString(key string) (string, error)

GetString returns value, err by its key you can use utils.Deserialize((.GetString("yourkey"),&theobject{}) returns empty string and a filled error if something wrong happens

func (*Service) GetStringMap

func (r *Service) GetStringMap(key string) (map[string]string, error)

GetStringMap returns map[string]string, err by its key returns nil and a filled error if something wrong happens

func (*Service) PingPong

func (r *Service) PingPong() (bool, error)

PingPong sends a ping and receives a pong, if no pong received then returns false and filled error

func (*Service) Set

func (r *Service) Set(key string, value []byte) (err error)

Set sets to the redis key string, value string, you can use utils.Serialize(&myobject{}) to convert an object to []byte

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