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gredis_config.go
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gredis_config.go
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// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://github.com/gogf/gf.
package gredis
import (
"context"
"crypto/tls"
"time"
"github.com/gogf/gf/v2/container/gmap"
"github.com/gogf/gf/v2/errors/gcode"
"github.com/gogf/gf/v2/errors/gerror"
"github.com/gogf/gf/v2/internal/intlog"
"github.com/gogf/gf/v2/util/gconv"
)
// Config is redis configuration.
type Config struct {
// Address It supports single and cluster redis server. Multiple addresses joined with char ','. Eg: 192.168.1.1:6379, 192.168.1.2:6379.
Address string `json:"address"`
Db int `json:"db"` // Redis db.
Pass string `json:"pass"` // Password for AUTH.
MinIdle int `json:"minIdle"` // Minimum number of connections allowed to be idle (default is 0)
MaxIdle int `json:"maxIdle"` // Maximum number of connections allowed to be idle (default is 10)
MaxActive int `json:"maxActive"` // Maximum number of connections limit (default is 0 means no limit).
MaxConnLifetime time.Duration `json:"maxConnLifetime"` // Maximum lifetime of the connection (default is 30 seconds, not allowed to be set to 0)
IdleTimeout time.Duration `json:"idleTimeout"` // Maximum idle time for connection (default is 10 seconds, not allowed to be set to 0)
WaitTimeout time.Duration `json:"waitTimeout"` // Timed out duration waiting to get a connection from the connection pool.
DialTimeout time.Duration `json:"dialTimeout"` // Dial connection timeout for TCP.
ReadTimeout time.Duration `json:"readTimeout"` // Read timeout for TCP. DO NOT set it if not necessary.
WriteTimeout time.Duration `json:"writeTimeout"` // Write timeout for TCP.
MasterName string `json:"masterName"` // Used in Redis Sentinel mode.
TLS bool `json:"tls"` // Specifies whether TLS should be used when connecting to the server.
TLSSkipVerify bool `json:"tlsSkipVerify"` // Disables server name verification when connecting over TLS.
TLSConfig *tls.Config `json:"-"` // TLS Config to use. When set TLS will be negotiated.
SlaveOnly bool `json:"slaveOnly"` // Route all commands to slave read-only nodes.
}
const (
DefaultGroupName = "default" // Default configuration group name.
)
var (
// Configuration groups.
localConfigMap = gmap.NewStrAnyMap(true)
)
// SetConfig sets the global configuration for specified group.
// If `name` is not passed, it sets configuration for the default group name.
func SetConfig(config *Config, name ...string) {
group := DefaultGroupName
if len(name) > 0 {
group = name[0]
}
localConfigMap.Set(group, config)
intlog.Printf(context.TODO(), `SetConfig for group "%s": %+v`, group, config)
}
// SetConfigByMap sets the global configuration for specified group with map.
// If `name` is not passed, it sets configuration for the default group name.
func SetConfigByMap(m map[string]interface{}, name ...string) error {
group := DefaultGroupName
if len(name) > 0 {
group = name[0]
}
config, err := ConfigFromMap(m)
if err != nil {
return err
}
localConfigMap.Set(group, config)
return nil
}
// ConfigFromMap parses and returns config from given map.
func ConfigFromMap(m map[string]interface{}) (config *Config, err error) {
config = &Config{}
if err = gconv.Scan(m, config); err != nil {
err = gerror.NewCodef(gcode.CodeInvalidConfiguration, `invalid redis configuration: %#v`, m)
}
if config.DialTimeout < time.Second {
config.DialTimeout = config.DialTimeout * time.Second
}
if config.WaitTimeout < time.Second {
config.WaitTimeout = config.WaitTimeout * time.Second
}
if config.WriteTimeout < time.Second {
config.WriteTimeout = config.WriteTimeout * time.Second
}
if config.ReadTimeout < time.Second {
config.ReadTimeout = config.ReadTimeout * time.Second
}
if config.IdleTimeout < time.Second {
config.IdleTimeout = config.IdleTimeout * time.Second
}
if config.MaxConnLifetime < time.Second {
config.MaxConnLifetime = config.MaxConnLifetime * time.Second
}
return
}
// GetConfig returns the global configuration with specified group name.
// If `name` is not passed, it returns configuration of the default group name.
func GetConfig(name ...string) (config *Config, ok bool) {
group := DefaultGroupName
if len(name) > 0 {
group = name[0]
}
if v := localConfigMap.Get(group); v != nil {
return v.(*Config), true
}
return &Config{}, false
}
// RemoveConfig removes the global configuration with specified group.
// If `name` is not passed, it removes configuration of the default group name.
func RemoveConfig(name ...string) {
group := DefaultGroupName
if len(name) > 0 {
group = name[0]
}
localConfigMap.Remove(group)
intlog.Printf(context.TODO(), `RemoveConfig: %s`, group)
}
// ClearConfig removes all configurations of redis.
func ClearConfig() {
localConfigMap.Clear()
}