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options.go
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options.go
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package workers
import (
"crypto/tls"
"errors"
"log"
"os"
"strings"
"time"
"github.com/go-redis/redis/v8"
"github.com/pioneerworks/go-sidekiq/storage"
)
// Options contains the set of configuration options for a manager and/or producer
type Options struct {
ProcessID string
Namespace string
PollInterval time.Duration
Database int
Password string
PoolSize int
// Provide one of ServerAddr or (SentinelAddrs + RedisMasterName)
ServerAddr string
SentinelAddrs string
RedisMasterName string
RedisTLSConfig *tls.Config
// Optional display name used when displaying manager stats
ManagerDisplayName string
// Log
Logger *log.Logger
client *redis.Client
store storage.Store
}
func processOptions(options Options) (Options, error) {
options, err := validateGeneralOptions(options)
if err != nil {
return Options{}, err
}
//redis options
if options.PoolSize == 0 {
options.PoolSize = 1
}
redisIdleTimeout := 240 * time.Second
if options.ServerAddr != "" {
options.client = redis.NewClient(&redis.Options{
IdleTimeout: redisIdleTimeout,
Password: options.Password,
DB: options.Database,
PoolSize: options.PoolSize,
Addr: options.ServerAddr,
TLSConfig: options.RedisTLSConfig,
})
} else if options.SentinelAddrs != "" {
if options.RedisMasterName == "" {
return Options{}, errors.New("Sentinel configuration requires a master name")
}
options.client = redis.NewFailoverClient(&redis.FailoverOptions{
IdleTimeout: redisIdleTimeout,
Password: options.Password,
DB: options.Database,
PoolSize: options.PoolSize,
SentinelAddrs: strings.Split(options.SentinelAddrs, ","),
MasterName: options.RedisMasterName,
TLSConfig: options.RedisTLSConfig,
})
} else {
return Options{}, errors.New("Options requires either the Server or Sentinels option")
}
if options.Logger == nil {
options.Logger = log.New(os.Stdout, "go-sidekiq: ", log.Ldate|log.Lmicroseconds)
}
redisStore := storage.NewRedisStore(options.Namespace, options.client, options.Logger)
options.store = redisStore
return options, nil
}
func processOptionsWithRedisClient(options Options, client *redis.Client) (Options, error) {
options, err := validateGeneralOptions(options)
if err != nil {
return Options{}, err
}
if client == nil {
return Options{}, errors.New("Redis client is nil; Redis client is not configured")
}
options.client = client
if options.Logger == nil {
options.Logger = log.New(os.Stdout, "go-sidekiq ", log.Ldate|log.Lmicroseconds)
}
redisStore := storage.NewRedisStore(options.Namespace, options.client, options.Logger)
options.store = redisStore
return options, nil
}
func validateGeneralOptions(options Options) (Options, error) {
if options.ProcessID == "" {
return Options{}, errors.New("Options requires a ProcessID, which uniquely identifies this instance")
}
if options.Namespace != "" {
options.Namespace += ":"
}
if options.PollInterval <= 0 {
options.PollInterval = 15 * time.Second
}
return options, nil
}