configure linux bridge as the default network interface

Signed-off-by: Petr Horacek <[email protected]>

Author: phoracek

CNV/cnv-2.1.0.sh

@@ -154,3 +154,70 @@ metadata:
   namespace: "${TARGET_NAMESPACE}"
 spec: {}
 EOF
+
+echo "Waiting for HCO to get fully deployed"
+oc wait -n ${TARGET_NAMESPACE} hyperconverged hyperconverged-cluster --for condition=Available --timeout=10m
+
+echo "Applying new network configuration on all nodes, one by one, in order to sustain quorum"
+machineCIDR=$(grep 'machineCIDR' ../OpenShift/install-config.yaml | sed 's/\(.*\): *\(.*\)/\2/')
+storageCIDR="172.22.0.0/24"  # TODO: get from a config file
+nodes=$(oc get nodes -o jsonpath='{range .items[*]}{.metadata.name} {end}')
+for node in $nodes; do
+    echo "Setting up node ${node} network"
+
+    while ! default_iface=$(oc get nodenetworkstate ${node} -o jsonpath="{.status.currentState.routes.running[?(@.destination==\"${machineCIDR}\")].next-hop-interface}" | cut -d " " -f 1); do
+        sleep 10
+    done
+
+    while ! secondary_iface=$(oc get nodenetworkstate ${node} -o jsonpath="{.status.currentState.routes.running[?(@.destination==\"${storageCIDR}\")].next-hop-interface}" | cut -d " " -f 1); do
+        sleep 10
+    done
+
+    # TODO: break if already configured
+
+    cat <<EOF | oc apply -f -
+apiVersion: nmstate.io/v1alpha1
+kind: NodeNetworkConfigurationPolicy
+metadata:
+  name: kni-policy-${node}
+spec:
+  nodeSelector:
+    kubernetes.io/hostname: ${node}
+  desiredState:
+    interfaces:
+    - name: brext
+      type: linux-bridge
+      state: up
+      ipv4:
+        dhcp: true
+        enabled: true
+      ipv6:
+        dhcp: true
+        enabled: true
+      bridge:
+        port:
+        - name: ${default_iface}
+    - name: vlan20
+      type: vlan
+      state: up
+      vlan:
+        base-iface: ${secondary_iface}
+        id: 20
+      ipv4:
+        enabled: false
+# TODO: enable IP config once we know what is the right VLAN and have DHCP server running on it
+#        enabled: true
+#        dhcp: true
+#        auto-gateway: false
+      ipv6:
+        enabled: false
+# TODO: enable IP config once we know what is the right VLAN and have DHCP server running on it
+#        enabled: true
+#        dhcp: true
+#        auto-gateway: false
+EOF
+
+    echo "Wait until the configuration is done"
+    until [ "$(oc get nodenetworkstate ${node} -o jsonpath="{.status.currentState.routes.running[?(@.destination==\"${machineCIDR}\")].next-hop-interface}")" == "brext" ]; do sleep 10; done
+    oc wait node ${node} --for condition=Ready --timeout=5m
+done