hetzner draft

setup/create-servers.py

@@ -0,0 +1,58 @@
+#!/usr/bin/env python
+
+import yaml
+import requests
+
+ips = {}
+config = yaml.load(open('hetzner-config.yaml', 'r'))
+headers = {"Authorization": "Bearer {}".format(config['api_key'])}
+
+
+def create_server(server_name, server_type='cx11', server_location='ngb1'):
+    location = input(server_name + ' location: ')
+    frontend = {
+        "name": server_name,
+        "server_type": server_type,
+        "location": server_location,
+        "start_after_create": True,
+        "image": "debian-9",
+        "ssh_keys": [key.get('name') for key in config.get('ssh_keys')],
+        "user_data": "#cloud-config\nruncmd:\n- [touch, /root/cloud-init-worked]\n",
+        "automount": False,
+    }
+    resp = requests.post('https://api.hetzner.cloud/v1/servers', headers=headers, json=frontend)
+    ip = resp.json().get('server').get('public_net').get('ipv4').get('ip')
+    frontend_dns = {
+        "ip": ip,
+        "dns_ptr": "{}.{}".format(server_name, config.get('domain'))
+    }
+    requests.post('https://api.hetzner.cloud/v1/servers/{}/actions/change_dns_ptr'.format(
+            resp.json().get('server').get('id')
+        ), headers=headers, json=frontend_dns)
+    return ip
+
+
+for ssh_key in config['ssh_keys']:
+    requests.post('https://api.hetzner.cloud/v1/ssh_keys', headers=headers, json={
+        "name": ssh_key.get('name'),
+        "public_key": ssh_key.get('pubkey'),
+    })
+
+locations_req = requests.get('https://api.hetzner.cloud/v1/locations', headers=headers)
+locations = [loc['name'] for loc in locations_req.json().get('locations')]
+print('valid locations: {}'.format(locations))
+
+
+for host in ['control01', 'control02', 'control03']:
+    ips[host] = server_create(host)
+
+
+print("YOUR NEW INVENTORY")
+print("[frontend]")
+print("cluster-frontend ansible_ssh_host={}".format(ips['frontend']))
+
+print("[control]")
+print("cluster-control01 ansible_ssh_host={}".format(ips['control01']))
+print("#cluster-control02 ansible_ssh_host={}".format(ips['control02']))
+print("#cluster-control03 ansible_ssh_host={}".format(ips['control03']))
+

setup/hetzner-config.yaml

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+api_key: "123"
+domain: 'cluster.kritis.systems'
+ssh_keys:
+  - name: your_key
+    pubkey: ssh-ed25519 AAAA1