Merge ~mthaddon/charm-k8s-ingress/+git/charm-k8s-ingress:patch-vs-replace into charm-k8s-ingress:master

[Tom Haddon]

Replace rather than patching the ingress so if we remove an item (such as max-body-size) it actually gets removed

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This merge proposal is being monitored by mergebot. Change the status to Approved to merge.

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PASSED: Continuous integration, rev:e5a15f95b453fd434613151202a13dcfe71d0d22
https://jenkins.canonical.com/is/job/lp-charm-k8s-ingress-ci/24/
Executed test runs:
    SUCCESS: https://jenkins.canonical.com/is/job/lp-charm-test/56/
    None: https://jenkins.canonical.com/is/job/lp-update-mp/63450/

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review: Approve (continuous-integration)

[🤖 Canonical IS Merge Bot (canonical-is-mergebot)]

Change successfully merged at revision f66f4e4506e83d9e9c1090a97c91c5f3d2f60c3d

diff --git a/src/charm.py b/src/charm.py
index 56572ab..4ed2e20 100755
--- a/src/charm.py
+++ b/src/charm.py
@@ -293,7 +293,7 @@ class CharmK8SIngressCharm(CharmBase):
         body = self._get_k8s_ingress()
         ingresses = api.list_namespaced_ingress(namespace=self._namespace)
         if self._ingress_name in [x.metadata.name for x in ingresses.items]:
-            api.patch_namespaced_ingress(
+            api.replace_namespaced_ingress(
                 name=self._ingress_name,
                 namespace=self._namespace,
                 body=body,