Hetzner

balancer/main.py

@@ -0,0 +1,151 @@
+from hcloud import Client
+from hcloud.networks.domain import NetworkSubnet
+from hcloud.locations.domain import Location
+from hcloud.server_types.domain import ServerType
+from hcloud.images.domain import Image
+from hcloud.load_balancers.domain import (
+    LoadBalancerService, 
+    LoadBalancerServiceHttp, 
+    LoadBalancerHealthCheck, 
+    LoadBalancerHealtCheckHttp,
+    LoadBalancerTarget
+)
+from hcloud.load_balancer_types.domain import LoadBalancerType
+
+
+TOKEN = 'KccUEiddxtzGoLWSNC3V8tylq7MYHCjdnShtgasQ8jSbHqCjGoaa6Rq7yoz4uS23'
+SSH_PUBKEY = ''
+
+cloud_init = """#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/s444465/pzc-hetzner.git
+  - cd pzc-hetzner/balancer
+  - docker build -t webservice .
+  - docker run -d -p 80:8080 -t webservice"""
+
+
+PREFIX = '444465'
+key_name = f'{PREFIX}-key'
+net_name = f'{PREFIX}-vnet'
+
+if __name__ == '__main__':
+    client = Client(token=TOKEN)
+    ssh_key = client.ssh_keys.get_by_name(key_name) or None
+    if not ssh_key:
+    	ssh_key = client.ssh_keys.create(name=key_name, public_key=SSH_PUBKEY)
+
+    vnet = client.networks.get_by_name(net_name) or None
+    if not vnet:
+    	vnet = client.networks.create(
+        	name=net_name, 
+        	ip_range='10.10.10.0/24',
+        	subnets=[
+            	NetworkSubnet(ip_range='10.10.10.0/24', 
+            	network_zone='eu-central', 
+            	type='cloud')
+        	]
+    	)
+
+    server1 = client.servers.create(
+        name=f'{PREFIX}-webservice-1', 
+        server_type=ServerType('cx11'), 
+        image=Image(name='ubuntu-20.04'), 
+        ssh_keys=[ssh_key], 
+        networks=[vnet], 
+        location=Location('hel1'),  
+        user_data=cloud_init
+    )
+    server1.action.wait_until_finished()
+    print(f'Server 1 created: {server1.action.complete}')
+    server1 = client.servers.get_by_name(f'{PREFIX}-webservice-1')
+
+    server2 = client.servers.create(
+        name=f'{PREFIX}-webservice-2', 
+        server_type=ServerType('cx11'), 
+        image=Image(name='ubuntu-20.04'), 
+        ssh_keys=[ssh_key], 
+        networks=[vnet], 
+        location=Location('hel1'),  
+        user_data=cloud_init
+    )
+    server2.action.wait_until_finished()
+    print(f'Server 2 created: {server2.action.complete}')
+    server2 = client.servers.get_by_name(f'{PREFIX}-webservice-2')
+
+
+    server3 = client.servers.create(
+        name=f'{PREFIX}-webservice-3', 
+        server_type=ServerType('cx11'), 
+        image=Image(name='ubuntu-20.04'), 
+        ssh_keys=[ssh_key], 
+        networks=[vnet], 
+        location=Location('hel1'),  
+        user_data=cloud_init
+    )
+    server3.action.wait_until_finished()
+    print(f'Server 3 created: {server3.action.complete}')
+    server3 = client.servers.get_by_name(f'{PREFIX}-webservice-3')
+
+    load_balancer = client.load_balancers.create(
+        name=f'{PREFIX}-load-balancer',
+        load_balancer_type=LoadBalancerType(name='lb11'),
+        location=Location('hel1'),
+        network=vnet,
+        targets=[
+            LoadBalancerTarget(
+                type='server',
+                server=server1,
+                use_private_ip=True,
+            ),
+            LoadBalancerTarget(
+                type='server',
+                server=server2,
+                use_private_ip=True,
+            ),
+            LoadBalancerTarget(
+                type='server',
+                server=server3,
+                use_private_ip=True,
+            )
+        ],
+        services=[
+            LoadBalancerService(
+                protocol='http',
+                listen_port=80,
+                destination_port=80,
+                health_check=LoadBalancerHealthCheck(
+                    protocol='http',
+                    port=80,
+                    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=[],
+                )
+            ),
+            ]
+    )

zadanie_2.py

@@ -16,7 +16,7 @@ client = Client(token=api_token)
 
 PREFIX = "444465"
 
-YOUR_LOCAL_SSH_PUBKEY = "ssh-rsa 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 andrzej@andrzej-VivoBook-ASUSLaptop-X515JA-F515JA"
+YOUR_LOCAL_SSH_PUBKEY = ""
 
 vnet_name = f"{PREFIX}-pzc-test-vnet"
 vnet = client.networks.get_by_name(vnet_name) or None

zadanie_4.py

@@ -0,0 +1,65 @@
+from hcloud import Client
+from hcloud.locations.domain import Location
+from hcloud.images.domain import Image
+from hcloud.server_types.domain import ServerType
+from hcloud.networks.domain import NetworkSubnet
+
+api_token = ""
+
+with open("token.txt", "r") as file:
+    api_token = file.read().strip()
+
+client = Client(token=api_token)
+
+PREFIX = "444465"
+YOUR_LOCAL_SSH_PUBKEY = ""
+
+vnet_name = f"{PREFIX}-pzc-test-vnet"
+vnet = client.networks.get_by_name(vnet_name) or None
+if not vnet:
+    vnet = client.networks.create(
+        name=vnet_name, 
+        ip_range="10.0.0.0/16", 
+        subnets=[
+            NetworkSubnet(ip_range="10.0.0.0/16", network_zone="eu-central", type="cloud")
+        ]
+    )
+
+ssh_name = f"{PREFIX}-ssh-key"
+ssh_key = client.ssh_keys.get_by_name(ssh_name) or None
+if not ssh_key:
+    ssh_key = client.ssh_keys.create(name=ssh_name, public_key=YOUR_LOCAL_SSH_PUBKEY)
+    
+
+cloud_init=r'''#cloud-config
+packages:
+  - apt-transport-https
+  - ca-certificates
+  - curl
+  - gnupg-agent
+  - software-properties-common
+
+write_files:
+  - content: |
+      curl -fsSL https://code-server.dev/install.sh > /root/install.sh
+      path: /root/install.sh
+      owner: root:root
+      permissions: '755'
+
+runcmd:
+  - bash /root/install.sh
+  - code-server --bind-addr 0.0.0.0:8080
+  '''
+
+vscode_server = client.servers.create(
+    name=f"{PREFIX}-code-server", 
+    server_type=ServerType("cx11"), 
+    image=Image(name="ubuntu-20.04"), 
+    ssh_keys=[ssh_key], 
+    networks=[vnet], 
+    location=Location("hel1"), 
+    user_data=cloud_init
+)
+
+vscode_server.action.wait_until_finished()
+print(f"VSCode server created: {vscode_server.action.complete}")