Files
wonderwall/pkg/session/store.go
2023-02-10 14:57:53 +01:00

50 lines
1.2 KiB
Go

package session
import (
"context"
"errors"
"fmt"
"time"
log "github.com/sirupsen/logrus"
"github.com/nais/wonderwall/pkg/config"
)
var (
ErrKeyNotFound = errors.New("key not found")
)
type Store interface {
Write(ctx context.Context, key string, value *EncryptedData, expiration time.Duration) error
Read(ctx context.Context, key string) (*EncryptedData, error)
Delete(ctx context.Context, keys ...string) error
Update(ctx context.Context, key string, value *EncryptedData) error
MakeLock(key string) Lock
}
func NewStore(cfg *config.Config) (Store, error) {
if len(cfg.Redis.Address) == 0 {
log.Warnf("Redis not configured, using in-memory session backing store; not suitable for multi-pod deployments!")
return NewMemory(), nil
}
redisClient, err := cfg.Redis.Client()
if err != nil {
return nil, fmt.Errorf("failed to create Redis Client: %w", err)
}
ctx, cancel := context.WithTimeout(context.Background(), time.Second*30)
defer cancel()
err = redisClient.Ping(ctx).Err()
if err != nil {
return nil, fmt.Errorf("failed to connect to configured Redis: %w", err)
} else {
log.Infof("Using Redis as session backing store")
}
return NewRedis(redisClient), nil
}