hadoop/hadoop-hdds/docs/content/BucketCommands.md

132 lines
4.1 KiB
Markdown

---
title: Bucket Commands
menu:
main:
parent: OzoneShell
weight: 2
---
<!---
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
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.
-->
Ozone shell supports the following bucket commands.
* [create](#create)
* [delete](#delete)
* [info](#info)
* [list](#list)
* [update](#update)
### Create
The bucket create command allows users to create a bucket.
***Params:***
| Arguments | Comment |
|--------------------------------|-----------------------------------------|
| Uri | The name of the bucket in **/volume/bucket** format.
{{< highlight bash >}}
ozone sh bucket create /hive/jan
{{< /highlight >}}
The above command will create a bucket called _jan_ in the _hive_ volume.
Since no scheme was specified this command defaults to O3 (RPC) protocol.
### Delete
The bucket delete command allows users to delete a bucket. If the
bucket is not empty then this command will fail.
***Params:***
| Arguments | Comment |
|--------------------------------|-----------------------------------------|
| Uri | The name of the bucket
{{< highlight bash >}}
ozone sh bucket delete /hive/jan
{{< /highlight >}}
The above command will delete _jan_ bucket if it is empty.
### Info
The bucket info commands returns the information about the bucket.
***Params:***
| Arguments | Comment |
|--------------------------------|-----------------------------------------|
| Uri | The name of the bucket.
{{< highlight bash >}}
ozone sh bucket info /hive/jan
{{< /highlight >}}
The above command will print out the information about _jan_ bucket.
### List
The bucket list command allows users to list the buckets in a volume.
***Params:***
| Arguments | Comment |
|--------------------------------|-----------------------------------------|
| -l, --length | Maximum number of results to return. Default: 100
| -p, --prefix | Optional, Only buckets that match this prefix will be returned.
| -s, --start | The listing will start from key after the start key.
| Uri | The name of the _volume_.
{{< highlight bash >}}
ozone sh bucket list /hive
{{< /highlight >}}
This command will list all buckets on the volume _hive_.
### Update
The bucket update command allows changing access permissions on bucket.
***Params:***
| Arguments | Comment |
|--------------------------------|-----------------------------------------|
| --addAcl | Optional, Comma separated ACLs that will added to bucket.
| --removeAcl | Optional, Comma separated list of acl to remove.
| Uri | The name of the bucket.
{{< highlight bash >}}
ozone sh bucket update --addAcl=user:bilbo:rw /hive/jan
{{< /highlight >}}
The above command gives user bilbo read/write permission to the bucket.
### path
The bucket command to provide ozone mapping for s3 bucket (Created via aws cli)
{{< highlight bash >}}
ozone s3 path <<s3Bucket>>
{{< /highlight >}}
The above command will print VolumeName and the mapping created for s3Bucket.
You can try out these commands from the docker instance of the [Alpha
Cluster](runningviadocker.html).