在CentOS上进行Zookeeper数据恢复,可以参考以下步骤:
sudo systemctl stop zookeeper
zkCli.sh -server host1:port1
save /path/to/snapshot
import org.apache.zookeeper.ZooKeeper;
import org.apache.zookeeper.data.Stat;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
ZooKeeper zk = new ZooKeeper(QUORUM_SERVERS, SESSION_TIMEOUT, event -> {
// 处理事件
});
File snapshotFile = new File("/path/to/snapshot");
try (InputStream inputStream = new FileInputStream(snapshotFile)) {
byte[] data = new byte[inputStream.available()];
inputStream.read(data);
zk.create("/", data, ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
}
请注意,以上信息仅供参考,具体情况可能需要根据实际的集群配置和环境进行调整。
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