## 2. Protocol Specification Reference

- **MS-SWN**: Service Witness Protocol Specification
- **MS-SMB2 Section 3.2.4.24**: FSCTL_SRV_REQUEST_RESUME_KEY
- **MS-SMB2 Section 3.3.5.15.12**: Cluster Reconnect
- **MS-RRP**: Windows Remote Registry Protocol (for witness service discovery)

## 3. Witness Architecture

### 3.1 Witness Service Types
```java
public enum WitnessServiceType {

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.service;

import static org.codelibs.core.stream.StreamUtil.stream;

import java.util.List;

import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.app.pager.RolePager;

  failureThreshold: 3
```

## Cluster probe

### Cluster-writeable probe

The reply is '200 OK' if cluster has write quorum if not it returns '503 Service Unavailable'.

```
curl http://minio1:9001/minio/health/cluster
HTTP/1.1 503 Service Unavailable
Accept-Ranges: bytes
Content-Length: 0
Server: MinIO
Vary: Origin
X-Amz-Bucket-Region: us-east-1
X-Minio-Write-Quorum: 3

import org.dbflute.cbean.result.PagingResultBean;
import org.dbflute.optional.OptionalEntity;

import jakarta.annotation.Resource;

/**
 * Service class for managing duplicate host configuration CRUD operations.
 * This service provides functionality to create, read, update, and delete
 * duplicate host configurations used by the Fess crawler system.
 *

type credentialHeader struct {
	accessKey string
	scope     struct {
		date    time.Time
		region  string
		service string
		request string
	}
}

// Return scope string.
func (c credentialHeader) getScope() string {
	return strings.Join([]string{
		c.scope.date.Format(yyyymmdd),
		c.scope.region,
		c.scope.service,
		c.scope.request,
	}, SlashSeparator)
}

# Dex Quickstart Guide [![Slack](https://slack.min.io/slack?type=svg)](https://slack.min.io)

    }

    @Override
    public String toString() {
        return ("SmbComTreeConnectAndXResponse[" + super.toString() + ",supportSearchBits=" + supportSearchBits + ",shareIsInDfs="
                + shareIsInDfs + ",service=" + service + ",nativeFileSystem=" + nativeFileSystem + "]");
    }

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.collect.ImmutableMultimap;
import com.google.common.util.concurrent.Service.State;

/**
 * Superinterface of {@link ServiceManager} to introduce a bridge method for {@code
 * servicesByState()}, to ensure binary compatibility with older Guava versions that specified

        try {
            // Create DCE/RPC handle for witness service
            String rpcUrl = buildWitnessRpcUrl(serverAddress);
            this.rpcHandle = DcerpcHandle.getHandle(rpcUrl, context);
            this.rpcHandle.bind();
            this.connected = true;

            log.debug("Connected to witness service at {}", serverAddress.getHostAddress());
        } catch (Exception e) {

import java.util.stream.Collectors;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.fess.app.pager.ReqHeaderPager;
import org.codelibs.fess.app.service.RequestHeaderService;
import org.codelibs.fess.app.service.WebConfigService;
import org.codelibs.fess.app.web.CrudMode;
import org.codelibs.fess.app.web.api.ApiResult;
import org.codelibs.fess.app.web.api.ApiResult.ApiConfigResponse;