++k8s proxies

k8s-ipv4-http-proxy.dot

@@ -0,0 +1,33 @@
+digraph G {
+    node [ shape=box ]
+    #rankdir=LR;
+
+    label="k8s: IPv4 Proxy in IPv6 only k8s"
+
+#    subgraph cluster_internet {
+#             label="Internet"
+             clientv4 [ label="IPv4 Client" ]
+             clientv6 [ label="IPv6 Client" ]
+#    }
+
+    subgraph cluster_router {
+             label="Routing Infrastructure"
+
+             routerv4 [ label="Router with NAT64/SIIT" ]
+             routerv6 [ label="IPv6-Router" ]
+    }
+
+    subgraph cluster_ipv6 {
+             label="kubernetes:\nIPv6 only pods"
+
+             endpointv6 [ label="Application (IPv6 only)" ]
+             haproxyv6 [ label="HAProxy (IPv6 only)" ]
+    }
+
+    clientv4->routerv4 [ label="HTTP Request to 192.0.2.1" ]
+    routerv4->haproxyv6 [ label="NAT64 translation\nTo IPv6" ]
+    haproxyv6->endpointv6 [ label="IPv6 forward\nDomain whitelist" ]
+
+    clientv6->routerv6 [ label="HTTP Request to 2001:db8:..." ]
+    routerv6->endpointv6 [ label="Regular forward" ]
+}