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add an example for claiming existing xr 

Signed-off-by: Manabu Mccloskey <manabu.mccloskey@gmail.com>
This commit is contained in:
Manabu Mccloskey 2023-06-12 10:28:30 -06:00
parent d3ebe1f2bf
commit 38ec341d4e
1 changed files with 12 additions and 0 deletions
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content/master/concepts/composition.md
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@ -1288,6 +1288,18 @@ an existing Composite Resource as long as its a type of XR that offers a claim
and no one else has already claimed it. To do so: and no one else has already claimed it. To do so:
1. Set the `spec.resourceRef` of your claim to reference the existing XR. 1. Set the `spec.resourceRef` of your claim to reference the existing XR.
```yaml
apiVersion: database.example.org/v1alpha1
kind: PostgreSQLInstance
metadata:
name: example
namespace: default
spec:
resourceRef:
apiVersion: database.example.org/v1alpha1
kind: XPostgreSQLInstance
name: example-d4lmv
```
1. Make sure the rest of your claim's spec fields match the XR's. 1. Make sure the rest of your claim's spec fields match the XR's.
If your claim's spec fields don't match the XR's Crossplane will still claim it If your claim's spec fields don't match the XR's Crossplane will still claim it