From 1da0d8f2e7640bf153a857b88614234a2527411b Mon Sep 17 00:00:00 2001
From: Nico Schottelius <nico@nico-notebook.schottelius.org>
Date: Sun, 16 May 2021 22:51:12 +0200
Subject: [PATCH] ++bgp

---
 v3-calico/README.md       | 50 +++++++++++++++++++++++++++++++++++++++
 v3-calico/bgp-place7.yaml | 21 ++++++++++++++++
 2 files changed, 71 insertions(+)
 create mode 100644 v3-calico/README.md
 create mode 100644 v3-calico/bgp-place7.yaml

diff --git a/v3-calico/README.md b/v3-calico/README.md
new file mode 100644
index 0000000..fdd91f2
--- /dev/null
+++ b/v3-calico/README.md
@@ -0,0 +1,50 @@
+## Steps
+
+- Boot Alpine
+- Configure with cdist
+
+## Control plane
+
+```
+kubeadm init --skip-phases=addon/kube-proxy --service-cidr 2a0a:e5c0:13:aaa::/108 --pod-network-cidr 2a0a:e5c0:13:bbb::/64
+```
+
+## Worker nodes
+
+```
+kubeadm join [2a0a:e5c0:13:0:225:b3ff:fe20:38cc]:6443 --token bw3x98.chp31kcgcd4b5fpf --discovery-token-ca-cert-hash sha256:d99d8d9d28a74a268e1c080d19aaed210b1a0ab4d5bbf4dfc07a06494926fa69
+
+```
+
+## CNI/networking
+
+```
+kubectl apply -f calico.yaml
+```
+
+Warning: needs to be updated:
+
+```
+serviceaccount/calico-kube-controllers created
+Warning: policy/v1beta1 PodDisruptionBudget is deprecated in v1.21+, unavailable in v1.25+; use policy/v1 PodDisruptionBudget
+poddisruptionbudget.policy/calico-kube-controllers created
+```
+
+Checking pods:
+
+```
+[21:53] server47.place7:~/v3-calico# kubectl -n kube-system get pods
+NAME                                       READY   STATUS              RESTARTS   AGE
+calico-kube-controllers-6d8ccdbf46-4xzz9   0/1     Pending             0          60s
+calico-node-5gkp9                          0/1     Init:0/3            0          60s
+calico-node-8lct9                          0/1     Init:0/3            0          60s
+calico-node-jmjhn                          0/1     Init:0/3            0          60s
+calico-node-krnzr                          0/1     Init:ErrImagePull   0          60s
+coredns-558bd4d5db-4rvrf                   0/1     Pending             0          3m40s
+coredns-558bd4d5db-g9lbx                   0/1     Pending             0          3m40s
+etcd-server47                              1/1     Running             0          3m56s
+kube-apiserver-server47                    1/1     Running             0          3m55s
+kube-controller-manager-server47           1/1     Running             0          3m56s
+kube-scheduler-server47                    1/1     Running             0          3m55s
+[21:54] server47.place7:~/v3-calico#
+```
diff --git a/v3-calico/bgp-place7.yaml b/v3-calico/bgp-place7.yaml
new file mode 100644
index 0000000..2b089e0
--- /dev/null
+++ b/v3-calico/bgp-place7.yaml
@@ -0,0 +1,21 @@
+---
+apiVersion: projectcalico.org/v3
+kind: BGPConfiguration
+metadata:
+  name: default
+spec:
+  logSeverityScreen: Info
+  nodeToNodeMeshEnabled: true
+  asNumber: 213081
+  serviceClusterIPs:
+  - cidr: 2a0a:e5c0:13:aaa::/108
+  serviceExternalIPs:
+  - cidr: 2a0a:e5c0:13:aaa::/108
+---
+apiVersion: projectcalico.org/v3
+kind: BGPPeer
+metadata:
+  name: red-place7
+spec:
+  peerIP: 2a0a:e5c0:13::42
+  asNumber: 213081