# YarpSessionAffinityCookieConfig

- Module: [Aspire.Hosting.Yarp](/reference/api/typescript/aspire.hosting.yarp.md)
- Version: `13.3.0`
- Kind: `type`
- Source: [GitHub](https://github.com/microsoft/aspire)

## Definition

```typescript
type YarpSessionAffinityCookieConfig = {
  Domain: string;
  Expiration: timespan;
  HttpOnly: boolean;
  IsEssential: boolean;
  MaxAge: timespan;
  Path: string;
  SameSite: SameSiteMode;
  SecurePolicy: CookieSecurePolicy;
}
```

## Fields

- `Domain`: `string`
- `Expiration`: `timespan`
- `HttpOnly`: `boolean`
- `IsEssential`: `boolean`
- `MaxAge`: `timespan`
- `Path`: `string`
- `SameSite`: `SameSiteMode`
- `SecurePolicy`: `CookieSecurePolicy`