Update Harvester Helm chart to support custom RKE2 CIDRs in node prom…

…otion config During installation, these custom values would have been added to the Harvester's ManagedChart config at /etc/rancher/rancherd/config.yaml.d/10-harvester.yaml. See harvester/harvester-installer#886. Signed-off-by: Ivan Sim <[email protected]>
ihcsim · Dec 13, 2024 · 6e530f7 · 6e530f7
1 parent ef97c6c
commit 6e530f7
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Showing 2 changed files with 13 additions and 3 deletions.
diff --git a/deploy/charts/harvester/templates/configmap.yaml b/deploy/charts/harvester/templates/configmap.yaml
@@ -73,18 +73,20 @@ data:
       echo Waiting for bootstrap object of $CUSTOM_MACHINE...
       sleep 2
     done
+    `}}
 
     VIP=$($KUBECTL get configmap vip -n harvester-system -o=jsonpath='{.data.ip}')
     cat > /host/etc/rancher/rke2/config.yaml.d/90-harvester-server.yaml <<EOF
     cni: multus,canal
-    cluster-cidr: 10.52.0.0/16
-    service-cidr: 10.53.0.0/16
-    cluster-dns: 10.53.0.10
+    cluster-cidr: {{ .Values.promote.clusterPodCIDR }}
+    service-cidr: {{ .Values.promote.clusterServiceCIDR }}
+    cluster-dns: {{ .Values.promote.clusterDNS }}
     tls-san:
       - $VIP
     audit-policy-file: /etc/rancher/rke2/config.yaml.d/92-harvester-kube-audit-policy.yaml
     EOF
 
+    {{`
     # Disable snapshot-controller related charts because we manage them in Harvester.
     # RKE2 enables these charts by default after v1.25.7 (https://github.com/rancher/rke2/releases/tag/v1.25.7%2Brke2r1)
     cat > /host/etc/rancher/rke2/config.yaml.d/40-disable-charts.yaml <<EOF

diff --git a/deploy/charts/harvester/values.yaml b/deploy/charts/harvester/values.yaml
@@ -550,3 +550,11 @@ snapshot-validation-webhook:
 enableLonghornNetworkPolicy: true
 
 enableGoCoverDir: false
+
+# these cluster network configuration are used by node promotion controller.
+# their values must match those provided during Harvester installation, and
+# cannot be modified post-installation.
+promote:
+  clusterPodCIDR: 10.52.0.0/16
+  clusterServiceCIDR: 10.53.0.0/16
+  clusterDNS: 10.53.0.10