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hack: Test gossip cluster upgrades #18244

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2cdb79b
hack: Test gossip cluster upgrades
hakman Apr 25, 2026
af065ef
hack: disable LBC and NTH
hakman Apr 25, 2026
7dfbc93
hack: ignore dns-controller during validation
hakman Apr 25, 2026
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8 changes: 7 additions & 1 deletion tests/e2e/scenarios/upgrade-ab/run-test.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,12 @@ fi

export KOPS_BASE_URL

# Configure a gossip cluster: cluster name must end in .k8s.local. The kubetest2
# deployer builds the auto-generated cluster name as <jobname>.${KOPS_DNS_DOMAIN}
# for AWS when --dns=none is not in create-args, so overriding KOPS_DNS_DOMAIN
# yields a .k8s.local suffix without changing the rest of the name.
export KOPS_DNS_DOMAIN="tests-kops-aws.k8s.local"

echo "Cleaning up any leaked resources from previous cluster"
# For KOPS_VERSION_B, the value "latest" means build of the tree
if [[ "${KOPS_VERSION_B}" == "latest" ]]; then
Expand Down Expand Up @@ -93,7 +99,7 @@ ${KUBETEST2} \
--kubernetes-version="${K8S_VERSION_A}" \
--control-plane-size="${KOPS_CONTROL_PLANE_COUNT:-1}" \
--template-path="${KOPS_TEMPLATE:-}" \
--create-args="--networking calico ${KOPS_EXTRA_FLAGS:-}"
--create-args="--networking cilium --api-loadbalancer-type=public ${KOPS_EXTRA_FLAGS:-}"

# Source the env file to get exported variables, in particular CLUSTER_NAME and KOPS_STATE_STORE
# shellcheck disable=SC1091
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6 changes: 3 additions & 3 deletions tests/e2e/templates/many-addons.yaml.tmpl
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Expand Up @@ -10,7 +10,7 @@ spec:
authorization:
rbac: {}
awsLoadBalancerController:
enabled: true
enabled: false
kubernetesApiAccess:
- {{.publicIP}}
certManager:
Expand Down Expand Up @@ -54,7 +54,7 @@ spec:
nodeProblemDetector:
enabled: true
nodeTerminationHandler:
enabled: true
enabled: false
enableSQSTerminationDraining: true
nonMasqueradeCIDR: 100.64.0.0/10
podIdentityWebhook:
Expand All @@ -72,7 +72,7 @@ spec:
maxSurge: "100%"
topology:
dns:
type: None
type: Private
---

apiVersion: kops.k8s.io/v1alpha2
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1 change: 0 additions & 1 deletion upup/models/cloudup/resources/addons/dns-controller.addons.k8s.io/k8s-1.12.yaml.template
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Expand Up @@ -21,7 +21,6 @@ spec:
k8s-app: dns-controller
version: {{ KopsVersionForLabel }}
spec:
priorityClassName: system-cluster-critical
affinity:
nodeAffinity:
requiredDuringSchedulingIgnoredDuringExecution:
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