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Add shared content label to namespaces

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Signed-off-by: Henry Wang <henwang@amazon.com>
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Henry Wang
2022-01-26 19:25:18 +00:00
parent d4641e1ce1
commit 2e080bf491
6 changed files with 121 additions and 9 deletions
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docs/ops.md
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@@ -232,3 +232,7 @@ The default is "shared". While this is largely the most desired policy, one can
[plugins.bolt]
content_sharing_policy = "isolated"
```
In "isolated" mode, it is also possible to share only the contents of a specific namespace by adding the label `containerd.io/namespace.shareable=true` to that namespace.
This will make its blobs available in all other namespaces even if the content sharing policy is set to "isolated".
If the label value is set to anything other than `true`, the namespace content will not be shared.