80 lines
2.3 KiB
Python
80 lines
2.3 KiB
Python
#!/usr/bin/env python3
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from pathlib import Path
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from hcloud import Client
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from hcloud.images.domain import Image
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from hcloud.load_balancer_types.domain import LoadBalancerType
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from hcloud.load_balancers.domain import LoadBalancerTarget, LoadBalancerService, LoadBalancerHealthCheck
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from hcloud.locations.domain import Location
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from hcloud.networks.domain import NetworkSubnet
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from hcloud.server_types.domain import ServerType
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with open('.credentials/token', 'r') as file:
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client = Client(token=str(file.readline()).strip())
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with open(f'{str(Path.home())}/.ssh/id_ed25519.pub', 'r') as file:
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ssh_raw = file.readline()
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index = 's444501'
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ssh_name = index + '-ssh'
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network_name = index + '-network'
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server_base_name = index + '-server'
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load_balancer_name = index + '-lb'
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SERVER_COUNT = 5
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ssh_key = client.ssh_keys.create(name=ssh_name, public_key=ssh_raw)
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vnet = client.networks.create(
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name=network_name,
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ip_range="10.10.10.0/24",
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subnets=[
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NetworkSubnet(ip_range="10.10.10.0/24", network_zone="eu-central", type="cloud")
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]
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)
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cloud_init = r'''#cloud-config
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runcmd:
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- git clone https://git.wmi.amu.edu.pl/s444501/chmury-loadbalancer.git
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- cd chmury-loadbalancer
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- chmod +x webservice
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- ./webservice
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'''
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lb_targets = []
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for i in range(SERVER_COUNT):
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server = client.servers.create(
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name=server_base_name + '-' + str(i+1),
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server_type=ServerType("cx11"),
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image=Image(name="ubuntu-22.04"),
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ssh_keys=[ssh_key],
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networks=[vnet],
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location=Location("hel1"),
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user_data=cloud_init
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)
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server.action.wait_until_finished()
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print(f"Tworzenie serwera: {server.action.complete}")
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lb_targets.append(LoadBalancerTarget(type="server", server=server, use_private_ip=True))
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lb = client.load_balancers.create(
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name=load_balancer_name,
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load_balancer_type=LoadBalancerType(name="lb11"),
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location=Location("hel1"),
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services=[
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LoadBalancerService(
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protocol="http",
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listen_port=8080,
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destination_port=8080,
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proxyprotocol=False
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)
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],
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targets=lb_targets,
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public_interface=True,
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network=vnet
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)
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lb.action.wait_until_finished()
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print(f"Mechanizm równoważenia obciążenia został utworzony: {lb.action.complete}")
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print(f"Webserwis pod adresem http://{lb.data_model.public_net.ipv4.ip}:8080/factors/")
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