feat: add homelab deployment configs, documentation, and automation scripts

scripts/check_harvester_capacity.py

@@ -0,0 +1,25 @@
+import paramiko, json
+
+c = paramiko.SSHClient()
+c.set_missing_host_key_policy(paramiko.AutoAddPolicy())
+c.connect('140.44.4.90', username='rancher', key_filename=r'C:\Users\Snarf\.ssh\id_ed25519_snarfnet', timeout=10)
+
+cmd = "echo Katzir476! | sudo -S sh -c 'export KUBECONFIG=/etc/rancher/rke2/rke2.yaml; PATH=$PATH:/var/lib/rancher/rke2/bin; kubectl get nodes -o json'"
+stdin, stdout, stderr = c.exec_command(cmd)
+out = stdout.read().decode()
+data = json.loads(out)
+
+total_cpu = 0
+total_mem_kb = 0
+for n in data['items']:
+    cpu = int(n['status']['capacity']['cpu'])
+    mem_str = n['status']['capacity']['memory']
+    if mem_str.endswith('Ki'):
+        mem_kb = int(mem_str[:-2])
+    total_cpu += cpu
+    total_mem_kb += mem_kb
+
+ram_gib = total_mem_kb / (1024 * 1024)
+print(f"Spacedock Harvester: nodes = {len(data['items'])}, cpu = {total_cpu}, ram = {ram_gib:.1f} GiB")
+c.close()
+