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Clarify precedence in Kustomization substituteFrom #1301

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Dec 6, 2024
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Clarify precedence in Kustomization substituteFrom #1301

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7 changes: 5 additions & 2 deletions docs/spec/v1/kustomizations.md
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Expand Up @@ -609,8 +609,11 @@ stringData:
token: ${token}
```

The var values which are specified in-line with `substitute`
**Note:** The var values which are specified in-line with `substitute`
take precedence over the ones derived from `substituteFrom`.
When var values for the same variable keys are derived from multiple
`ConfigMaps` or `Secrets` referenced in the `substituteFrom` list, then the
first take precedence over the later values.

**Note:** If you want to avoid var substitutions in scripts embedded in
ConfigMaps or container commands, you must use the format `$var` instead of
Expand Down Expand Up @@ -1137,7 +1140,7 @@ This policy can be used for Kubernetes Jobs to rerun them when their container i
#### `kustomize.toolkit.fluxcd.io/prune`

When set to `Disabled`, this policy instructs the controller to skip the deletion of
the Kubernetes resources subject to [garbage collection](#prune).
the Kubernetes resources subject to [garbage collection](#prune).

This policy can be used to protect sensitive resources such as Namespaces, PVCs and PVs
from accidental deletion.
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