dump
This commit is contained in:
145
iac/src/main/infra/init.cljs
Normal file
145
iac/src/main/infra/init.cljs
Normal file
@@ -0,0 +1,145 @@
|
||||
(ns infra.init
|
||||
(:require ["@pulumi/pulumi" :as pulumi]
|
||||
["@pulumi/hcloud" :as hcloud]
|
||||
["@pulumi/command/remote" :as remote]
|
||||
["@pulumi/command/local" :as local]
|
||||
["@pulumi/kubernetes" :as k8s]
|
||||
["fs" :as fs]))
|
||||
|
||||
(defn- install-master-script [public-ip]
|
||||
(str "# Create manifests dir\n"
|
||||
"mkdir -p /var/lib/rancher/k3s/server/manifests\n\n"
|
||||
"# Traefik NodePort config\n"
|
||||
"cat <<EOF > /var/lib/rancher/k3s/server/manifests/traefik-config.yaml\n"
|
||||
"apiVersion: helm.cattle.io/v1\n"
|
||||
"kind: HelmChartConfig\n"
|
||||
"metadata:\n"
|
||||
" name: traefik\n"
|
||||
" namespace: kube-system\n"
|
||||
"spec:\n"
|
||||
" valuesContent: |-\n"
|
||||
" service:\n"
|
||||
" spec:\n"
|
||||
" type: NodePort\n"
|
||||
" ports:\n"
|
||||
" web:\n"
|
||||
" nodePort: 30080\n"
|
||||
" websecure:\n"
|
||||
" nodePort: 30443\n"
|
||||
"EOF\n\n"
|
||||
"# Install k3s if not present\n"
|
||||
"if ! command -v k3s >/dev/null; then\n"
|
||||
" curl -sfL https://get.k3s.io | INSTALL_K3S_EXEC=\"--flannel-backend=wireguard-native --node-external-ip=" public-ip "\" sh -\n"
|
||||
"fi\n\n"
|
||||
"# Wait for node readiness\n"
|
||||
"until sudo k3s kubectl get node >/dev/null 2>&1; do\n"
|
||||
" echo 'Waiting for master node...'\n"
|
||||
" sleep 5\n"
|
||||
"done\n"))
|
||||
|
||||
(defn- install-worker-script [master-ip token]
|
||||
(str "#!/bin/bash\n"
|
||||
"exec > /root/k3s-install.log 2>&1\n"
|
||||
"set -x\n"
|
||||
"echo '--- Starting worker install ---'\n\n"
|
||||
"until ping -c1 " master-ip "; do\n"
|
||||
" echo 'Waiting for master...'\n"
|
||||
" sleep 2\n"
|
||||
"done\n\n"
|
||||
"WORKER_PUBLIC_IP=$(curl -s https://ifconfig.me/ip)\n"
|
||||
"echo \"Public IP: $WORKER_PUBLIC_IP\"\n\n"
|
||||
"if ! command -v k3s >/dev/null; then\n"
|
||||
" curl -sfL https://get.k3s.io | "
|
||||
"K3S_URL=https://" master-ip ":6443 "
|
||||
"K3S_TOKEN=\"" token "\" "
|
||||
"INSTALL_K3S_EXEC=\"--node-external-ip=$WORKER_PUBLIC_IP\" sh -\n"
|
||||
"fi\n\n"
|
||||
"echo '--- Finished worker install ---'\n"))
|
||||
|
||||
(defn create-cluster []
|
||||
(let [cfg (pulumi/Config.)
|
||||
ssh-key (.require cfg "sshKeyName")
|
||||
priv-key (.requireSecret cfg "privateKeySsh")
|
||||
|
||||
firewall (hcloud/Firewall.
|
||||
"k3s-firewall"
|
||||
(clj->js {:rules [{:direction "in" :protocol "tcp" :port "22" :sourceIps ["0.0.0.0/0" "::/0"]}
|
||||
{:direction "in" :protocol "tcp" :port "6443" :sourceIps ["0.0.0.0/0" "::/0"]}
|
||||
{:direction "in" :protocol "udp" :port "51820" :sourceIps ["0.0.0.0/0" "::/0"]}
|
||||
{:direction "in" :protocol "icmp" :sourceIps ["0.0.0.0/0" "::/0"]}]}))
|
||||
|
||||
master (hcloud/Server.
|
||||
"k3s-master-de"
|
||||
(clj->js {:serverType "cx22"
|
||||
:image "ubuntu-22.04"
|
||||
:location "fsn1"
|
||||
:sshKeys [ssh-key]
|
||||
:firewallIds [(.-id firewall)]}))
|
||||
|
||||
master-ip (.-ipv4Address master)
|
||||
|
||||
master-conn (clj->js {:host master-ip
|
||||
:user "root"
|
||||
:privateKey priv-key})
|
||||
|
||||
install-master
|
||||
(remote/Command.
|
||||
"install-master"
|
||||
(clj->js {:connection master-conn
|
||||
:create (.apply master-ip install-master-script)})
|
||||
(clj->js {:dependsOn [master]}))
|
||||
|
||||
token-cmd
|
||||
(remote/Command.
|
||||
"get-token"
|
||||
(clj->js {:connection master-conn
|
||||
:create "sudo cat /var/lib/rancher/k3s/server/node-token"})
|
||||
(clj->js {:dependsOn [install-master]}))
|
||||
|
||||
worker-script
|
||||
(.apply (pulumi/all [master-ip (.-stdout token-cmd)])
|
||||
(fn [[ip token]] (install-worker-script ip (.trim token))))
|
||||
|
||||
worker-de (hcloud/Server.
|
||||
"k3s-worker-de"
|
||||
(clj->js {:serverType "cx22"
|
||||
:image "ubuntu-22.04"
|
||||
:location "fsn1"
|
||||
:sshKeys [ssh-key]
|
||||
:userData worker-script
|
||||
:firewallIds [(.-id firewall)]}))
|
||||
|
||||
worker-us (hcloud/Server.
|
||||
"k3s-worker-us"
|
||||
(clj->js {:serverType "cpx11"
|
||||
:image "ubuntu-22.04"
|
||||
:location "ash"
|
||||
:sshKeys [ssh-key]
|
||||
:userData worker-script
|
||||
:firewallIds [(.-id firewall)]}))
|
||||
|
||||
kubeconfig-cmd
|
||||
(remote/Command.
|
||||
"get-kubeconfig"
|
||||
(clj->js {:connection master-conn
|
||||
:create (.apply master-ip
|
||||
(fn [ip]
|
||||
(str "sudo sed 's/127.0.0.1/" ip "/' /etc/rancher/k3s/k3s.yaml")))})
|
||||
(clj->js {:dependsOn [install-master]}))
|
||||
|
||||
label-node
|
||||
(local/Command.
|
||||
"label-german-node"
|
||||
(clj->js {:create (.apply (pulumi/all [(.-stdout kubeconfig-cmd) (.-name worker-de)])
|
||||
(fn [[kubeconfig worker-name]]
|
||||
(let [path "./kubeconfig.yaml"]
|
||||
(.writeFileSync fs path kubeconfig)
|
||||
(str "kubectl --kubeconfig=" path
|
||||
" label node " worker-name
|
||||
" location=de --overwrite"))))})
|
||||
(clj->js {:dependsOn [kubeconfig-cmd]}))]
|
||||
|
||||
{:masterIp master-ip
|
||||
:workerDeIp (.-ipv4Address worker-de)
|
||||
:workerUsIp (.-ipv4Address worker-us)
|
||||
:kubeconfig (pulumi/secret (.-stdout kubeconfig-cmd))}))
|
||||
Reference in New Issue
Block a user