components-contrib/internal/component/redis/redis.go

136 lines
3.9 KiB
Go

// ------------------------------------------------------------
// Copyright (c) Microsoft Corporation and Dapr Contributors.
// Licensed under the MIT License.
// ------------------------------------------------------------
package redis
import (
"crypto/tls"
"fmt"
"strings"
"time"
"github.com/go-redis/redis/v8"
)
const (
ClusterType = "cluster"
NodeType = "node"
)
func ParseClientFromProperties(properties map[string]string, defaultSettings *Settings) (client redis.UniversalClient, settings *Settings, err error) {
if defaultSettings == nil {
settings = &Settings{}
} else {
settings = defaultSettings
}
err = settings.Decode(properties)
if err != nil {
return nil, nil, fmt.Errorf("redis client configuration error: %w", err)
}
if settings.Failover {
return newFailoverClient(settings), settings, nil
}
return newClient(settings), settings, nil
}
func newFailoverClient(s *Settings) redis.UniversalClient {
if s == nil {
return nil
}
opts := &redis.FailoverOptions{
DB: s.DB,
MasterName: s.SentinelMasterName,
SentinelAddrs: []string{s.Host},
Password: s.Password,
MaxRetries: s.RedisMaxRetries,
MaxRetryBackoff: time.Duration(s.RedisMaxRetryInterval),
MinRetryBackoff: time.Duration(s.RedisMinRetryInterval),
DialTimeout: time.Duration(s.DialTimeout),
ReadTimeout: time.Duration(s.ReadTimeout),
WriteTimeout: time.Duration(s.WriteTimeout),
PoolSize: s.PoolSize,
MaxConnAge: time.Duration(s.MaxConnAge),
MinIdleConns: s.MinIdleConns,
PoolTimeout: time.Duration(s.PoolTimeout),
IdleCheckFrequency: time.Duration(s.IdleCheckFrequency),
IdleTimeout: time.Duration(s.IdleTimeout),
}
/* #nosec */
if s.EnableTLS {
opts.TLSConfig = &tls.Config{
InsecureSkipVerify: s.EnableTLS,
}
}
if s.RedisType == ClusterType {
opts.SentinelAddrs = strings.Split(s.Host, ",")
return redis.NewFailoverClusterClient(opts)
}
return redis.NewFailoverClient(opts)
}
func newClient(s *Settings) redis.UniversalClient {
if s == nil {
return nil
}
if s.RedisType == ClusterType {
options := &redis.ClusterOptions{
Addrs: strings.Split(s.Host, ","),
Password: s.Password,
MaxRetries: s.RedisMaxRetries,
MaxRetryBackoff: time.Duration(s.RedisMaxRetryInterval),
MinRetryBackoff: time.Duration(s.RedisMinRetryInterval),
DialTimeout: time.Duration(s.DialTimeout),
ReadTimeout: time.Duration(s.ReadTimeout),
WriteTimeout: time.Duration(s.WriteTimeout),
PoolSize: s.PoolSize,
MaxConnAge: time.Duration(s.MaxConnAge),
MinIdleConns: s.MinIdleConns,
PoolTimeout: time.Duration(s.PoolTimeout),
IdleCheckFrequency: time.Duration(s.IdleCheckFrequency),
IdleTimeout: time.Duration(s.IdleTimeout),
}
/* #nosec */
if s.EnableTLS {
options.TLSConfig = &tls.Config{
InsecureSkipVerify: s.EnableTLS,
}
}
return redis.NewClusterClient(options)
}
options := &redis.Options{
Addr: s.Host,
Password: s.Password,
DB: s.DB,
MaxRetries: s.RedisMaxRetries,
MaxRetryBackoff: time.Duration(s.RedisMaxRetryInterval),
MinRetryBackoff: time.Duration(s.RedisMinRetryInterval),
DialTimeout: time.Duration(s.DialTimeout),
ReadTimeout: time.Duration(s.ReadTimeout),
WriteTimeout: time.Duration(s.WriteTimeout),
PoolSize: s.PoolSize,
MaxConnAge: time.Duration(s.MaxConnAge),
MinIdleConns: s.MinIdleConns,
PoolTimeout: time.Duration(s.PoolTimeout),
IdleCheckFrequency: time.Duration(s.IdleCheckFrequency),
IdleTimeout: time.Duration(s.IdleTimeout),
}
/* #nosec */
if s.EnableTLS {
options.TLSConfig = &tls.Config{
InsecureSkipVerify: s.EnableTLS,
}
}
return redis.NewClient(options)
}