回滚快照

回滚快照会导致源文件系统或 LUN 被修改回拍摄快照时的状态。成功响应后会返回 HTTP 状态 202 (Accepted) 以及快照属性（使用 JSON 格式）。

回滚文件系统快照：

PUT /pools/{pool}/projects/{project}/filesystems/{share}/snapshots/{snap}/rollback

回滚 LUN 快照：

PUT  /pools/{pool}/projects/{project}/luns/{lun}/snapshots/{snapshot}/rollback

请求示例：

PUT /api/storage/v1/pools/gold/projects/default/filesystems/fs-01
    /snapshots/initial-backup/rollback

响应示例：

HTTP/1.1 202 Accepted
Location: /pools/gold/projects/default/filesystems/fs-01/snapshot/fs-01-initial-clone
Content-Type: application/json

{
    "snapshot": {
        "name": "fs-01-initial-clone",
        "numclones": 0,
        "creation": "20130610T21:00:49",
        "filesystem": "fs-01",
        "collection": "local",
        "project": "default",
        "canonical_name": "gold/local/default/
               fs-01@fs-01-initial-clone",
        "usage": {
            "unique": 0.0,
            "loading": false,
            "data": 31744.0
        },
        "type": "snapshot",
        "id": "5c9bda07-21c1-2238-0000-000000000000",
        "pool": "gold"
    }
}