hetzner-chmurki/main.py

from hcloud import Client
from hcloud.networks.domain import NetworkSubnet
from hcloud.locations.domain import Location
from hcloud.images.domain import Image
from hcloud.server_types.domain import ServerType
from hcloud.load_balancers.domain import (
    LoadBalancerService, 
    LoadBalancerServiceHttp, 
    LoadBalancerHealthCheck, 
    LoadBalancerHealtCheckHttp,
    LoadBalancerTarget
)
from hcloud.load_balancer_types.domain import LoadBalancerType


INDEKS = "s444391"

hetzner_token = "KccUEiddxtzGoLWSNC3V8tylq7MYHCjdnShtgasQ8jSbHqCjGoaa6Rq7yoz4uS23"
ssh_name = f"{INDEKS}-key"
vnet_name = f"{INDEKS}-pzc-vnet"
serwer_1_name = f"{INDEKS}-serwer-1"
serwer_2_name = f"{INDEKS}-serwer-2"
load_balancer_name = f"{INDEKS}-load-balancer"


with open("token.txt", "r") as file:
    hetzner_token = file.read().strip()

client = Client(token=hetzner_token)

vnet = client.networks.create(
        name=vnet_name, 
        ip_range='10.10.10.0/24',
        subnets=[
            NetworkSubnet(ip_range='10.10.10.0/24', 
            network_zone='eu-central', 
            type='cloud')
        ]
    )

# vnet = client.networks.get_by_name(vnet_name)
print("Vnet: done")

#ssh_key = client.ssh_keys.create(name=ssh_name, public_key=ssh_key_text)
ssh_key = client.ssh_keys.get_by_name(ssh_name)
print("Key: done")

server = r'''
#cloud-config
packages:
  - apt-transport-https
  - ca-certificates
  - curl
  - gnupg-agent
  - software-properties-common

runcmd:
  - curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add -
  - add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
  - apt-get update -y
  - apt-get install -y docker-ce docker-ce-cli containerd.io
  - curl -L "https://github.com/docker/compose/releases/download/1.29.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
  - chmod +x /usr/local/bin/docker-compose
  - systemctl start docker
  - systemctl enable docker
  - git clone https://git.wmi.amu.edu.pl/s444391/hetzner-chmurki.git
  - cd hetzner-chmurki
  - docker build -t webservice .
  - docker run -d -p 80:8080 -t webservice
'''


serwer1 = client.servers.create(
    name=serwer_1_name, 
    server_type=ServerType("cx11"), 
    image=Image(name="ubuntu-20.04"), 
    ssh_keys=[ssh_key], 
    networks=[vnet], 
    location=Location("hel1"), 
    user_data=server
)

serwer1.action.wait_until_finished()
serwer1 = client.servers.get_by_name(serwer_1_name)
print("Serwer1: done")


serwer2 = client.servers.create(
    name=serwer_2_name, 
    server_type=ServerType("cx11"), 
    image=Image(name="ubuntu-20.04"), 
    ssh_keys=[ssh_key], 
    networks=[vnet], 
    location=Location("hel1"), 
    user_data=server
)

serwer2.action.wait_until_finished()
serwer2 = client.servers.get_by_name(serwer_2_name)
print("Serwer2: done")

load_balancer = client.load_balancers.create(
        name=load_balancer_name,
        load_balancer_type=LoadBalancerType(name='lb11'),
        location=Location('hel1'),
        network=vnet,
        targets=[
            LoadBalancerTarget(
                type='server',
                server=serwer1,
                use_private_ip=True,
            ),
            LoadBalancerTarget(
                type='server',
                server=serwer2,
                use_private_ip=True,
            )
        ],
        services=[
            LoadBalancerService(
                protocol='http',
                listen_port=8080,
                destination_port=8080,
                health_check=LoadBalancerHealthCheck(
                    protocol='http',
                    port=8080,
                    interval=15,
                    timeout=10,
                    retries=3,
                    http=LoadBalancerHealtCheckHttp(
                        path='/factors/10',
                        status_codes=['2??', '3??'],
                        tls=False,
                    )
                ),
                http=LoadBalancerServiceHttp(
                    cookie_name='HCLBSTICKY',
                    cookie_lifetime=300,
                    sticky_sessions=True,
                    certificates=[],
                ),
            )
        ]
    )


load_balancer.action.wait_until_finished()
if load_balancer.action.complete:
    load_balancer = client.load_balancers.get_by_name(load_balancer_name)
    print(f"Load balancer: http://{load_balancer.data_model.public_net.ipv4.ip}:8080")