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Posted to commits@ozone.apache.org by xy...@apache.org on 2020/06/03 23:06:11 UTC
[hadoop-ozone] branch master updated: HDDS-3653. Add documentation
for Copy key command (#990)
This is an automated email from the ASF dual-hosted git repository.
xyao pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/hadoop-ozone.git
The following commit(s) were added to refs/heads/master by this push:
new 3e36271 HDDS-3653. Add documentation for Copy key command (#990)
3e36271 is described below
commit 3e36271c297424f33b47727e478fbb75bdaa3ef6
Author: maobaolong <30...@qq.com>
AuthorDate: Thu Jun 4 07:06:04 2020 +0800
HDDS-3653. Add documentation for Copy key command (#990)
---
hadoop-hdds/docs/content/shell/KeyCommands.md | 20 ++++++++++++++++++++
hadoop-hdds/docs/content/shell/KeyCommands.zh.md | 22 +++++++++++++++++++++-
2 files changed, 41 insertions(+), 1 deletion(-)
diff --git a/hadoop-hdds/docs/content/shell/KeyCommands.md b/hadoop-hdds/docs/content/shell/KeyCommands.md
index 076035a..11186c4 100644
--- a/hadoop-hdds/docs/content/shell/KeyCommands.md
+++ b/hadoop-hdds/docs/content/shell/KeyCommands.md
@@ -31,6 +31,7 @@ Ozone shell supports the following key commands.
* [list](#list)
* [rename](#rename)
* [cat](#cat)
+ * [copy](#cp)
### Get
@@ -155,3 +156,22 @@ The `key cat` command displays the contents of a specific Ozone key to standard
ozone sh key cat /hive/jan/hello.txt
{{< /highlight >}}
Displays the contents of the key hello.txt from the _/hive/jan_ bucket to standard output.
+
+### Cp
+
+The `key cp` command copies a key to another one in the specified bucket.
+
+***Params:***
+
+| Arguments | Comment |
+|--------------------------------|-----------------------------------------|
+| Uri | The name of the bucket in **/volume/bucket** format.
+| FromKey | The existing key to be copied
+| ToKey | The name of the new key
+| -r, \-\-replication | Optional, Number of copies, ONE or THREE are the options. Picks up the default from cluster configuration.
+| -t, \-\-type | Optional, replication type of the new key. RATIS and STAND_ALONE are the options. Picks up the default from cluster configuration.
+
+{{< highlight bash >}}
+ozone sh key cp /hive/jan sales.orc new_one.orc
+{{< /highlight >}}
+The above command will copy _sales.orc_ to _new\_one.orc_ in the bucket _/hive/jan_.
\ No newline at end of file
diff --git a/hadoop-hdds/docs/content/shell/KeyCommands.zh.md b/hadoop-hdds/docs/content/shell/KeyCommands.zh.md
index c53c344..2a36e73 100644
--- a/hadoop-hdds/docs/content/shell/KeyCommands.zh.md
+++ b/hadoop-hdds/docs/content/shell/KeyCommands.zh.md
@@ -30,6 +30,7 @@ Ozone shell 提供以下键命令：
* [列举](#列举)
* [重命名](#重命名)
* [Cat](#cat)
+ * [Cp](#cp)
### 下载
@@ -153,4 +154,23 @@ ozone sh key rename /hive/jan sales.orc new_name.orc
{{< highlight bash >}}
ozone sh key cat /hive/jan/hello.txt
{{< /highlight >}}
-上述命令会将 _/hive/jan_ 桶中的 hello.txt 的内容输出到标准输出中来。
\ No newline at end of file
+上述命令会将 _/hive/jan_ 桶中的 hello.txt 的内容输出到标准输出中来。
+
+### Cp
+
+`key cp` 命令用来在同一个bucket下，从一个key复制出另一个key。
+
+***Params:***
+
+| 参数名 | 说明 |
+|--------------------------------|-----------------------------------------|
+| Uri | 桶名 格式为**/volume/bucket**。
+| FromKey | 现有的键名
+| ToKey | 新的键名
+| -r, \-\-replication | 可选，上传后的副本数，合法值为 ONE 或者 THREE，如果不设置，将采用集群配置中的默认值。
+| -t, \-\-type | 可选，副本类型，合法值为 RATIS 或 STAND_ALONE，如果不设置，将采用集群配置中的默认值。
+
+{{< highlight bash >}}
+ozone sh key cp /hive/jan sales.orc new_one.orc
+{{< /highlight >}}
+上述命令会将 _/hive/jan_ 桶中的 _sales.orc_ 复制到 _new\_one.orc_ 。
\ No newline at end of file
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