134 lines
5.2 KiB
Python
134 lines
5.2 KiB
Python
# import getpass
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# import os
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# import libcloud.security
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import time
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from libcloud.compute.base import NodeImage
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from libcloud.compute.base import NodeState
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from libcloud.compute.providers import get_driver as compute_get_driver
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from libcloud.compute.types import Provider as compute_Provider
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from libcloud.loadbalancer.base import Member, Algorithm
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from libcloud.loadbalancer.types import Provider as loadbalancer_Provider
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from libcloud.loadbalancer.providers import get_driver as loadbalancer_get_driver
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# reqs:
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# services: EC2 (nova, glance, neutron)
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# resources: 2 instances, 2 elastic ips (1 keypair, 2 security groups)
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# The image to look for and use for the started instance
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# ubuntu_image_name = 'ubuntu/images/hvm-ssd/ubuntu-bionic-18.04-amd64-server-20200408'
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ubuntu_image_id = "ami-085925f297f89fce1" # local ami id for resent ubuntu 18.04 20200408 in us-west-1
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# The public key to be used for SSH connection, please make sure, that you have the corresponding private key
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#
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# id_rsa.pub should look like this (standard sshd pubkey format):
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# ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAw+J...F3w2mleybgT1w== user@HOSTNAME
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keypair_name = 'srieger-pub'
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pub_key_file = '~/.ssh/id_rsa.pub'
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flavor_name = 't2.nano'
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# default region
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# region_name = 'eu-central-1'
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# region_name = 'ap-south-1'
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# AWS Educate only allows us-east-1 see our AWS classroom at https://www.awseducate.com
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# e.g., https://www.awseducate.com/student/s/launch-classroom?classroomId=a1v3m000005mNm6AAE
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region_name = 'us-east-1'
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def main():
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###########################################################################
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#
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# get credentials
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#
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###########################################################################
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# see AWS Educate classroom, Account Details
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# access_id = getpass.win_getpass("Enter your access_id:")
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# secret_key = getpass.win_getpass("Enter your secret_key:")
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# session_token = getpass.win_getpass("Enter your session_token:")
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# access_id = "ASIAU..."
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# secret_key = "7lafW..."
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# session_token = "IQoJb3JpZ...EMb//..."
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access_id = "ASIA5ML7..."
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secret_key = "76lAjn..."
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session_token = "IQoJb3JpZ2luX2VjEBc..."
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###########################################################################
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#
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# delete load balancer (Amazon AWS ELB)
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#
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###########################################################################
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elb_provider = loadbalancer_get_driver(loadbalancer_Provider.ELB)
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elb_conn = elb_provider(access_id,
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secret_key,
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token=session_token,
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region=region_name)
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print("Deleting previously created load balancers in: " + str(elb_conn.list_balancers()))
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for loadbalancer in elb_conn.list_balancers():
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if loadbalancer.name == "lb1":
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elb_conn.destroy_balancer(loadbalancer)
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###########################################################################
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#
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# create EC2 connection
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#
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###########################################################################
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provider = compute_get_driver(compute_Provider.EC2)
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conn = provider(key=access_id,
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secret=secret_key,
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token=session_token,
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region=region_name)
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###########################################################################
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#
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# clean up resources from previous demos
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#
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###########################################################################
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# destroy running demo instances
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for instance in conn.list_nodes():
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if instance.name in ['all-in-one', 'app-worker-1', 'app-worker-2', 'app-worker-3', 'app-controller',
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'app-services', 'app-api-1', 'app-api-2']:
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if instance.state is not NodeState.TERMINATED:
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print('Destroying Instance: %s' % instance.name)
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conn.destroy_node(instance)
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# wait until all nodes are destroyed to be able to remove depended security groups
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nodes_still_running = True
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while nodes_still_running:
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nodes_still_running = False
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time.sleep(3)
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instances = conn.list_nodes()
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for instance in instances:
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# if we see any demo instances still running continue to wait for them to stop
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if instance.name in ['all-in-one', 'app-worker-1', 'app-worker-2', 'app-controller', 'app-services']:
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if instance.state is not NodeState.TERMINATED:
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nodes_still_running = True
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print('There are still instances running, waiting for them to be destroyed...')
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# delete security groups, respecting dependencies (hence deleting 'control' and 'services' first)
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for group in conn.ex_list_security_groups():
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if group in ['control', 'services']:
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print('Deleting security group: %s' % group)
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conn.ex_delete_security_group(group)
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# now we can delete security groups 'api' and 'worker', as 'control' and 'api' depended on them, otherwise AWS will
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# throw DependencyViolation: resource has a dependent object
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for group in conn.ex_list_security_groups():
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if group in ['api', 'worker']:
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print('Deleting security group: %s' % group)
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conn.ex_delete_security_group(group)
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if __name__ == '__main__':
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main()
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