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use kubernetes service host env var #19

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Merged
merged 3 commits into from
Jul 4, 2025
Merged

use kubernetes service host env var #19

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908f381
use kubernetes service host env var
senyosimpson Jul 3, 2025
19fd882
fix test
senyosimpson Jul 3, 2025
37f2231
use custom hostname env var
senyosimpson Jul 4, 2025
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4 changes: 2 additions & 2 deletions internal/postgres/config.go
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Original file line number Diff line number Diff line change
Expand Up @@ -216,7 +216,7 @@ done
if post250 {
script = fmt.Sprintf(`
# Parameters for curl when managing autogrow annotation.
APISERVER="https://kubernetes.default.svc"
APISERVER="https://${KUBERNETES_SERVICE_HOST}"
SERVICEACCOUNT="/var/run/secrets/kubernetes.io/serviceaccount"
NAMESPACE=$(cat ${SERVICEACCOUNT}/namespace)
TOKEN=$(cat ${SERVICEACCOUNT}/token)
Expand Down Expand Up @@ -246,7 +246,7 @@ while read -r -t 5 -u "${fd}" ||:; do
newSize="$(((sizeInt / 2)+sizeInt))"
newSizeMi="${newSize}Mi"
d='[{"op": "add", "path": "/metadata/annotations/suggested-pgdata-pvc-size", "value": "'"$newSizeMi"'"}]'
curl --cacert ${CACERT} --header "Authorization: Bearer ${TOKEN}" -XPATCH "${APISERVER}/api/v1/namespaces/${NAMESPACE}/pods/${HOSTNAME}?fieldManager=kubectl-annotate" -H "Content-Type: application/json-patch+json" --data "$d"
curl --cacert ${CACERT} --header "Authorization: Bearer ${TOKEN}" -XPATCH "${APISERVER}/api/v1/namespaces/${NAMESPACE}/pods/${hostname}?fieldManager=kubectl-annotate" -H "Content-Type: application/json-patch+json" --data "$d"
fi
done
`,
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4 changes: 2 additions & 2 deletions internal/postgres/reconcile_test.go
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Expand Up @@ -172,7 +172,7 @@ containers:
- |-
monitor() {
# Parameters for curl when managing autogrow annotation.
APISERVER="https://kubernetes.default.svc"
APISERVER="https://${KUBERNETES_SERVICE_HOST}"
SERVICEACCOUNT="/var/run/secrets/kubernetes.io/serviceaccount"
NAMESPACE=$(cat ${SERVICEACCOUNT}/namespace)
TOKEN=$(cat ${SERVICEACCOUNT}/token)
Expand Down Expand Up @@ -202,7 +202,7 @@ containers:
newSize="$(((sizeInt / 2)+sizeInt))"
newSizeMi="${newSize}Mi"
d='[{"op": "add", "path": "/metadata/annotations/suggested-pgdata-pvc-size", "value": "'"$newSizeMi"'"}]'
curl --cacert ${CACERT} --header "Authorization: Bearer ${TOKEN}" -XPATCH "${APISERVER}/api/v1/namespaces/${NAMESPACE}/pods/${HOSTNAME}?fieldManager=kubectl-annotate" -H "Content-Type: application/json-patch+json" --data "$d"
curl --cacert ${CACERT} --header "Authorization: Bearer ${TOKEN}" -XPATCH "${APISERVER}/api/v1/namespaces/${NAMESPACE}/pods/${hostname}?fieldManager=kubectl-annotate" -H "Content-Type: application/json-patch+json" --data "$d"
fi
done
}; export -f monitor; exec -a "$0" bash -ceu monitor
Expand Down
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