changed AWS instance size to t2.micro, t2.nano is still possible using install-aws.sh cloud-init script, but really limited in RAM, added support for availability zones and spread instance across different az to improve fault tolerance, select AMI directly, remove 0.0.0.0/0 access to mysql
This commit is contained in:
Sebastian Rieger
parent
e18ab4dc70
commit
09c25bf38e
@ -59,9 +59,10 @@ def main():
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token=aws_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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# print("List of load balancers: " + 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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print("Deleting Load Balancer" + str(loadbalancer))
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elb_conn.destroy_balancer(loadbalancer)
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###########################################################################
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@ -101,7 +102,10 @@ def main():
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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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if nodes_still_running is True:
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print('There are still instances running, waiting for them to be destroyed...')
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else:
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print('No instances running')
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# delete security groups
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for group in conn.ex_list_security_groups():
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@ -22,6 +22,7 @@ home = expanduser("~")
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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-20210128'
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# ubuntu_image_name = 'ubuntu/images/hvm-ssd/ubuntu-bionic-18.04-amd64-server-20210128'
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# TODO: 18.04, currently still needed for faafo, need to port faafo demo app to 20.04 or higher and python3...
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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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@ -32,14 +33,16 @@ ubuntu_image_name = 'ubuntu/images/hvm-ssd/ubuntu-bionic-18.04-amd64-server-2021
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keypair_name = 'srieger-pub'
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pub_key_file = home + '/.ssh/id_rsa.pub'
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flavor_name = 't2.nano'
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# flavor_name = 't2.nano'
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flavor_name = 't2.micro'
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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 Academy Labs only allow us-east-1 see our AWS Academy Lab Guide, https://awsacademy.instructure.com/login/
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# AWS Academy Labs only allow us-east-1 and us-west-1 see our AWS Academy Lab Guide, https://awsacademy.instructure.com/login/
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region_name = 'us-east-1'
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# region_name = 'us-west-1'
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# starting instances in AWS Academy takes significantly longer compared to paid AWS accounts, allow ~ >2 minutes timeout
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timeout = 600
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@ -84,9 +87,9 @@ def main():
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#
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###########################################################################
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print("Search for AMI...")
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image = conn.list_images(ex_filters={"name": ubuntu_image_name})[0]
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print("Using image: %s" % image)
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# print("Search for AMI...")
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# image = conn.list_images(ex_filters={"name": ubuntu_image_name})[0]
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# print("Using image: %s" % image)
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# print("Fetching images (AMI) list from AWS region. This will take a lot of seconds (AWS has a very long list of "
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# "supported operating systems and versions)... please be patient...")
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@ -98,18 +101,27 @@ def main():
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# if img.id == ubuntu_image_name:
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# image = img
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# fetch/select the image referenced with ubuntu_image_name above
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# image = [i for i in images if i.name == ubuntu_image_name][0]
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# print(image)
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# select image directly to save time, as retrieving the image list takes several minutes now,
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# need to change ami id here if updated or for other regions, id is working for course in
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# summer term 2022, in region: us-east-1 and pointing to ubuntu 18.04 used in the instance wizard,
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# to update AMI id use the create instance wizard and copy amd64 image id for ubuntu 18.04 in the
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# desired region
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# image = NodeImage(id="ami-0e472ba40eb589f49",
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# name=ubuntu_image_name,
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# driver="hvm")
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#
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print("Selecting AMI...")
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# us-east-1 examples as of 9.5.2022:
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#
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# Canonical, Ubuntu, 18.04 LTS, amd64 bionic image build on 2022-04-11
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image_id = "ami-005de95e8ff495156"
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#
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# Canonical, Ubuntu, 20.04 LTS, amd64 focal image build on 2022-04-19
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# image_id = "ami-0c4f7023847b90238"
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#
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# Canonical, Ubuntu, 22.04 LTS, amd64 jammy image build on 2022-04-20
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# image_id = "ami-09d56f8956ab235b3"
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#
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image = conn.list_images(ex_image_ids=[image_id])[0]
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print("Using image: %s" % image)
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flavors = conn.list_sizes()
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flavor = [s for s in flavors if s.id == flavor_name][0]
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@ -164,10 +176,14 @@ def main():
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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.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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nodes_still_running = True
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print('There are still instances running, waiting for them to be destroyed...')
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if nodes_still_running is True:
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print('There are still instances running, waiting for them to be destroyed...')
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else:
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print('No instances running')
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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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@ -233,7 +249,9 @@ def main():
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services_security_group_id = services_security_group_result['group_id']
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conn.ex_authorize_security_group_ingress(services_security_group_id, 22, 22, cidr_ips=['0.0.0.0/0'],
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protocol='tcp')
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conn.ex_authorize_security_group_ingress(services_security_group_id, 3306, 3306, cidr_ips=['0.0.0.0/0'],
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# conn.ex_authorize_security_group_ingress(services_security_group_id, 3306, 3306, cidr_ips=['0.0.0.0/0'],
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# group_pairs=[{'group_id': api_security_group_id}], protocol='tcp')
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conn.ex_authorize_security_group_ingress(services_security_group_id, 3306, 3306,
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group_pairs=[{'group_id': api_security_group_id}], protocol='tcp')
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conn.ex_authorize_security_group_ingress(services_security_group_id, 5672, 5672,
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group_pairs=[{'group_id': worker_security_group_id}], protocol='tcp')
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@ -245,6 +263,12 @@ def main():
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for security_group in conn.ex_list_security_groups():
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print(security_group)
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# get availability zones
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az = conn.list_locations()
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print(az)
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###########################################################################
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#
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# create app-services instance (database & messaging) (Amazon AWS EC2)
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@ -258,7 +282,7 @@ def main():
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# Thanks to Stefan Friedmann for finding this fix ;)
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userdata_service = '''#!/usr/bin/env bash
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curl -L -s https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/faafo/contrib/install-aws.sh | bash -s -- \
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curl -L -s https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/faafo/contrib/install.sh | bash -s -- \
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-i database -i messaging
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rabbitmqctl add_user faafo guest
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rabbitmqctl set_user_tags faafo administrator
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@ -266,7 +290,8 @@ def main():
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'''
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print('Starting new app-services instance and wait until it is running...')
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instance_services = conn.create_node(name='app-services',
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instance_services = conn.create_node(location=az[0],
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name='app-services',
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image=image,
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size=flavor,
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ex_keyname=keypair_name,
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@ -282,13 +307,14 @@ def main():
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###########################################################################
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userdata_api = '''#!/usr/bin/env bash
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curl -L -s https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/faafo/contrib/install-aws.sh | bash -s -- \
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curl -L -s https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/faafo/contrib/install.sh | bash -s -- \
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-i faafo -r api -m 'amqp://faafo:guest@%(services_ip)s:5672/' \
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-d 'mysql+pymysql://faafo:password@%(services_ip)s:3306/faafo'
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''' % {'services_ip': services_ip}
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print('Starting new app-api-1 instance and wait until it is running...')
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instance_api_1 = conn.create_node(name='app-api-1',
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instance_api_1 = conn.create_node(location=az[0],
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name='app-api-1',
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image=image,
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size=flavor,
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ex_keyname=keypair_name,
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@ -296,7 +322,8 @@ def main():
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ex_security_groups=["api"])
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print('Starting new app-api-2 instance and wait until it is running...')
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instance_api_2 = conn.create_node(name='app-api-2',
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instance_api_2 = conn.create_node(location=az[1],
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name='app-api-2',
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image=image,
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size=flavor,
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ex_keyname=keypair_name,
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@ -305,8 +332,11 @@ def main():
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instance_api_1 = conn.wait_until_running(nodes=[instance_api_1], timeout=120, ssh_interface='public_ips')
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api_1_ip = instance_api_1[0][0].private_ips[0]
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print("app-api-1 public ip: " + instance_api_1[0][1][0])
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instance_api_2 = conn.wait_until_running(nodes=[instance_api_2], timeout=120, ssh_interface='public_ips')
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# currently only api_1_ip is used
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api_2_ip = instance_api_2[0][0].private_ips[0]
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print("app-api-2 public ip: " + instance_api_2[0][1][0])
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###########################################################################
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#
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@ -315,7 +345,7 @@ def main():
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###########################################################################
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userdata_worker = '''#!/usr/bin/env bash
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curl -L -s https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/faafo/contrib/install-aws.sh | bash -s -- \
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curl -L -s https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/faafo/contrib/install.sh | bash -s -- \
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-i faafo -r worker -e 'http://%(api_1_ip)s' -m 'amqp://faafo:guest@%(services_ip)s:5672/'
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''' % {'api_1_ip': api_1_ip, 'services_ip': services_ip}
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@ -325,14 +355,16 @@ def main():
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# ''' % {'api_2_ip': api_2_ip, 'services_ip': services_ip}
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print('Starting new app-worker-1 instance and wait until it is running...')
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instance_worker_1 = conn.create_node(name='app-worker-1',
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instance_worker_1 = conn.create_node(location=az[0],
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name='app-worker-1',
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image=image, size=flavor,
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ex_keyname=keypair_name,
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ex_userdata=userdata_worker,
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ex_security_groups=["worker"])
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print('Starting new app-worker-2 instance and wait until it is running...')
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instance_worker_2 = conn.create_node(name='app-worker-2',
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instance_worker_2 = conn.create_node(location=az[1],
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name='app-worker-2',
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image=image, size=flavor,
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ex_keyname=keypair_name,
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ex_userdata=userdata_worker,
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@ -367,6 +399,7 @@ def main():
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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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print("Deleting Load Balancer: " + str(loadbalancer))
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elb_conn.destroy_balancer(loadbalancer)
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# get suffix (a, b, c, ...) from all availability zones, available in the selected region
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