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這篇文章主要為大家展示了“怎么備份和恢復bucket元數(shù)據(jù)信息”，內容簡而易懂，條理清晰，希望能夠幫助大家解決疑惑，下面讓小編帶領大家一起研究并學習一下“怎么備份和恢復bucket元數(shù)據(jù)信息”這篇文章吧。
在ceph 10.2.9 下面操作，以修改Object名稱為host的content_type屬性為例，所有數(shù)據(jù)操作都有風險，請謹慎操作。
root@demohost:/home/demouser# radosgw-admin bi list --bucket=test
[
{
"type": "plain",
"idx": "host",
"entry": {
"name": "host", #object名稱
"instance": "",
"ver": {
"pool": 60,
"epoch": 1
},
"locator": "",
"exists": "true",
"meta": {
"category": 1,
"size": 254,
"mtime": "2017-08-30 07:46:16.956870Z",
"etag": "99a8629776211452eb4b9c3e6333a426",
"owner": "s3user",
"owner_display_name": "s3user",
"content_type": "text\/plain", #Object對應的content_type屬性
"accounted_size": 254
},
"tag": "0a6967a5-2c76-427a-99c6-8a788ca25034.54133.2084",
"flags": 0,
"pending_map": [],
"versioned_epoch": 0
}
}
]root@demohost:/home/demouser# radosgw-admin bi get --bucket=test --object=host
{
"type": "plain",
"idx": "host",
"entry": {
"name": "host",
"instance": "",
"ver": {
"pool": 60,
"epoch": 1
},
"locator": "",
"exists": "true",
"meta": {
"category": 1,
"size": 254,
"mtime": "2017-08-30 07:46:16.956870Z",
"etag": "99a8629776211452eb4b9c3e6333a426",
"owner": "s3user",
"owner_display_name": "s3user",
"content_type": "text\/plain",
"accounted_size": 254
},
"tag": "0a6967a5-2c76-427a-99c6-8a788ca25034.54133.2084",
"flags": 0,
"pending_map": [],
"versioned_epoch": 0
}
}
root@demohost:/home/demouser# radosgw-admin bi get --bucket=test --object=host > host.bi #導出(備份)到本地root@demohost:/home/demouser# cat host.bi
{
"type": "plain",
"idx": "host",
"entry": {
"name": "host",
"instance": "",
"ver": {
"pool": 60,
"epoch": 1
},
"locator": "",
"exists": "true",
"meta": {
"category": 1,
"size": 254,
"mtime": "2017-08-30 07:46:16.956870Z",
"etag": "99a8629776211452eb4b9c3e6333a426",
"owner": "s3user",
"owner_display_name": "s3user",
"content_type": "jpg\/plain", #隨便改了個jpg
"accounted_size": 254
},
"tag": "0a6967a5-2c76-427a-99c6-8a788ca25034.54133.2084",
"flags": 0,
"pending_map": [],
"versioned_epoch": 0
}
}
root@demohost:/home/demouser# radosgw-admin bi put --bucket=test --object=host < host.bi #導入修改后的內容(恢復)root@demohost:/home/demouser# radosgw-admin bi get --bucket=test --object=host
{
"type": "plain",
"idx": "host",
"entry": {
"name": "host",
"instance": "",
"ver": {
"pool": 60,
"epoch": 1
},
"locator": "",
"exists": "true",
"meta": {
"category": 1,
"size": 254,
"mtime": "0.000000",
"etag": "99a8629776211452eb4b9c3e6333a426",
"owner": "s3user",
"owner_display_name": "s3user",
"content_type": "jpg\/plain", #修改完成
"accounted_size": 254
},
"tag": "0a6967a5-2c76-427a-99c6-8a788ca25034.54133.2084",
"flags": 0,
"pending_map": [],
"versioned_epoch": 0
}
}
root@demohost:/home/demouser# radosgw-admin bi list --bucket=test
[
{
"type": "plain",
"idx": "host",
"entry": {
"name": "host",
"instance": "",
"ver": {
"pool": 60,
"epoch": 1
},
"locator": "",
"exists": "true",
"meta": {
"category": 1,
"size": 254,
"mtime": "0.000000",
"etag": "99a8629776211452eb4b9c3e6333a426",
"owner": "s3user",
"owner_display_name": "u-n4999",
"content_type": "jpg\/plain", #修改完成
"accounted_size": 254
},
"tag": "0a6967a5-2c76-427a-99c6-8a788ca25034.54133.2084",
"flags": 0,
"pending_map": [],
"versioned_epoch": 0
}
}
]以上是“怎么備份和恢復bucket元數(shù)據(jù)信息”這篇文章的所有內容，感謝各位的閱讀！相信大家都有了一定的了解，希望分享的內容對大家有所幫助，如果還想學習更多知識，歡迎關注億速云行業(yè)資訊頻道！
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