73 lines
1.6 KiB
Go
73 lines
1.6 KiB
Go
package setup
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import (
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"context"
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"strings"
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"sync"
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"time"
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"forge.cadoles.com/cadoles/bouncer/internal/config"
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"github.com/pkg/errors"
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"github.com/redis/go-redis/v9"
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"gitlab.com/wpetit/goweb/logger"
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)
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var clients sync.Map
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func NewSharedClient(conf config.RedisConfig) redis.UniversalClient {
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key := strings.Join(conf.Adresses, "|") + "|" + string(conf.Master)
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value, exists := clients.Load(key)
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if exists {
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if client, ok := (value).(redis.UniversalClient); ok {
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return client
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}
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}
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client := newRedisClient(conf)
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clients.Store(key, client)
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return client
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}
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func newRedisClient(conf config.RedisConfig) redis.UniversalClient {
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client := redis.NewUniversalClient(&redis.UniversalOptions{
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Addrs: conf.Adresses,
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MasterName: string(conf.Master),
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ReadTimeout: time.Duration(conf.ReadTimeout),
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WriteTimeout: time.Duration(conf.WriteTimeout),
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DialTimeout: time.Duration(conf.DialTimeout),
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RouteByLatency: true,
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ContextTimeoutEnabled: true,
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MaxRetries: int(conf.MaxRetries),
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})
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go func() {
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ctx := logger.With(context.Background(),
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logger.F("adresses", conf.Adresses),
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logger.F("master", conf.Master),
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)
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timer := time.NewTicker(time.Duration(conf.PingInterval))
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defer timer.Stop()
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connected := true
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for range timer.C {
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if _, err := client.Ping(ctx).Result(); err != nil {
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logger.Error(ctx, "redis disconnected", logger.CapturedE(errors.WithStack(err)))
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connected = false
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continue
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}
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if !connected {
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logger.Info(ctx, "redis reconnected")
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connected = true
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}
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}
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}()
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return client
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}
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