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mtjakobczyk/podcidr.iptables.sh

Created November 6, 2019 15:04
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podcidr.iptables.sh
for NODE_NAME in `kubectl get nodes | grep "Ready" | awk '{print $1}'`; do
PODS_CIDR=`kubectl get nodes -o jsonpath="{.items[?(@.metadata.name==\"$NODE_NAME\")].spec.podCIDR}"`
NODE_IP=`kubectl get nodes -o jsonpath="{.items[?(@.metadata.name==\"$NODE_NAME\")].status.addresses[?(@.type==\"InternalIP\")].address}"`
echo "## $NODE_NAME ($NODE_IP) => Pods CIDR [$PODS_CIDR]"
echo "sudo route add -net $PODS_CIDR gw $NODE_IP"
done
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