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simon / rancher-fleet.md

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rancher-fleet.md (file created)
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1 + # env setup
2 +
3 + ## k3s node setup
4 +
5 + ```bash
6 + POD_CIDR="10.42.0.0/16"
7 + API_SERVER_IP=10.201.24.235
8 + API_SERVER_PORT=6443
9 + cilium-cli install --set k8sServiceHost=${API_SERVER_IP} --set k8sServicePort=${API_SERVER_PORT} --set ipam.operator.clusterPoolIPv4PodCIDRList=$POD_CIDR --set kubeProxyReplacement=true --helm-set=operator.replicas=1
10 + ```
11 +
12 + ```bash
13 + helm upgrade --install vsphere-cpi vsphere-cpi/vsphere-cpi --namespace kube-system --set config.enabled=true --set config.vcenter="10.201.23.1" --set config.username='capv@vsphere.local' --set config.password="Giantswarm-2024" --set config.datacenter="giant-swarm"
14 + ```
15 +
16 + ```bash
17 + kubectl patch node k3s-1-control-plane-hxf82 --type=json -p='[{"op":"remove","path":"/spec/taints"}]'
18 + ```
19 +
20 + ## install fleet controller
21 +
22 + ref: https://fleet.rancher.io/how-tos-for-operators/installation#_configuration_for_multi_cluster
23 +
24 + get API server url for fleet controller cluster:
25 +
26 + ```bash
27 + API_SERVER_URL=$(kubectl --kubeconfig ../kubeconfigs/k3s-mc.kubeconfig config view -o json --raw | jq -r '.clusters[] | select(.name=="k3s-mc").cluster["server"]')
28 + ```
29 +
30 + get API server CA bundle for fleet controller cluster:
31 +
32 + ```bash
33 +
34 + kubectl --kubeconfig /tmp/k3s-mc.kubeconfig config view -o json --raw | jq -r '.clusters[] | select(.name=="k3s-mc").cluster["certificate-authority-data"]' | base64 -d > ca.pem
35 + API_SERVER_CA="ca.pem"
36 + ```
37 +
38 + ```bash
39 + helm -n cattle-fleet-system install --create-namespace --wait --set apiServerURL="$API_SERVER_URL" --set-file apiServerCA="$API_SERVER_CA" fleet fleet/fleet
40 + ```
41 +
42 + ## install fleet agent
43 +
44 + ref: https://fleet.rancher.io/how-tos-for-operators/cluster-registration#_install_agent_for_a_predefined_cluster
45 +
46 + extract values from join token secret:
47 +
48 + ``` bash
49 + k view-secret k3s-test > extracted-values.yaml
50 + ```
51 +
52 + install fleet-agent in the managed cluster:
53 +
54 + ```bash
55 + helm -n cattle-fleet-system install --create-namespace --wait --set clientID="k3s-test" --values extracted-values.yaml fleet-agent fleet/fleet-agent
56 + ```