k8s-router.py: add initial script for accessing routers

k8s/k8s-router.py

@@ -0,0 +1,50 @@
+#!/usr/bin/env python3
+# Connect to the router pod
+# On Alpine: nb3:~# apk add py3-kubernetes
+
+
+import sys
+import os
+from kubernetes import client, config
+
+# ~/k8s contains the config files
+K8SCONFIGDIR=os.path.join(os.environ['HOME'], "k8s")
+
+routermap = {
+    "p5-r1": "server137",
+    "p5-r2": "server138",
+    "p6-r1": "server139",
+    "p6-r2": "server140",
+    "p10-r1": "server122",
+    "p10-r2": "server123",
+    "p15-r1": "server120",
+    "p15-r2": "server121",
+}
+
+
+if not len(sys.argv) == 2:
+    print(f"{sys.argv[0]} <pX-r1|r2>")
+    sys.exit(1)
+
+router=sys.argv[1]
+
+
+if not router in routermap:
+    print(f"Router {router} not known")
+    sys.exit(1)
+
+
+k8sconfig = os.path.join(K8SCONFIGDIR, f"{routermap[router]}.conf")
+
+if not os.path.exists(k8sconfig):
+    print(f"You need to have {k8sconfig} for accessing {router}")
+    sys.exit(1)
+
+config.load_kube_config(config_file=k8sconfig)
+
+#app.kubernetes.io/instance=bird-router-server120
+
+#POD=$(kubectl -n rook-ceph get pods \
+#        -l app=rook-ceph-tools --output=jsonpath={.items..metadata.name})
+#
+#kubectl -n rook-ceph exec -ti $POD -- bash