tl;dr - Adding a rebuilt node with a different IP under an already-used node name did not sit well with Calico in my setup. I could see the problem (mismatched IP address information in Node resources), but I couldn’t fix it – ultimately I gave the new node a new never-before-used name (i.e.. worker-< n+1 > instead of worker-2). Recently during an expansion and some shifting of my k8s cluster, I found out (the hard way, of course) that if you add a new node that has the same name (let’s...
