2 changed files with 145 additions and 9 deletions
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34example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db-autoscaling/start.py
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120example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db-autoscaling/stop.py
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import time |
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import boto3 |
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from botocore.exceptions import ClientError |
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region = 'eu-central-1' |
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availabilityZone = 'eu-central-1b' |
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imageId = 'ami-0cc293023f983ed53' |
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instanceType = 't3.nano' |
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keyName = 'srieger-pub' |
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subnet1 = 'subnet-41422b28' |
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subnet2 = 'subnet-5c5f6d16' |
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subnet3 = 'subnet-6f2ea214' |
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userDataDB = ('#!/bin/bash\n' |
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'#!/bin/bash\n' |
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'# extra repo for RedHat rpms\n' |
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'yum install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm\n' |
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'# essential tools\n' |
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'yum install -y joe htop git\n' |
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'# mysql\n' |
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'yum install -y mariadb mariadb-server\n' |
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'\n' |
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'service mariadb start\n' |
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'\n' |
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'echo "create database cloud_tug_of_war" | mysql -u root\n' |
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'\n' |
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'echo "create table clouds ( cloud_id INT AUTO_INCREMENT, name VARCHAR(255) NOT NULL, value INT, max_value INT, PRIMARY KEY (cloud_id))" | mysql -u root cloud_tug_of_war\n' |
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'\n' |
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'echo "CREATE USER \'cloud_tug_of_war\'@\'%\' IDENTIFIED BY \'cloudpass\';" | mysql -u root\n' |
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'echo "GRANT ALL PRIVILEGES ON cloud_tug_of_war.* TO \'cloud_tug_of_war\'@\'%\';" | mysql -u root\n' |
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'echo "FLUSH PRIVILEGES" | mysql -u root\n' |
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) |
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# convert with: cat install-mysql | sed "s/^/'/; s/$/\\\n'/" |
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client = boto3.setup_default_session(region_name=region) |
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ec2Client = boto3.client("ec2") |
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ec2Resource = boto3.resource('ec2') |
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response = ec2Client.describe_vpcs() |
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vpc_id = response.get('Vpcs', [{}])[0].get('VpcId', '') |
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elbv2Client = boto3.client('elbv2') |
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asClient = boto3.client('autoscaling') |
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print("Deleting auto scaling group...") |
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print("------------------------------------") |
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try: |
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response = asClient.delete_auto_scaling_group(AutoScalingGroupName='tug-of-war-asg-autoscalinggroup', ForceDelete=True) |
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except ClientError as e: |
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print(e) |
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print("Deleting launch configuration...") |
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print("------------------------------------") |
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try: |
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response = asClient.delete_launch_configuration(LaunchConfigurationName='tug-of-war-asg-launchconfig') |
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except ClientError as e: |
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print(e) |
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print("Deleting old instances...") |
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print("------------------------------------") |
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response = ec2Client.describe_instances(Filters=[{'Name': 'tag-key', 'Values': ['tug-of-war-asg']}]) |
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print(response) |
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reservations = response['Reservations'] |
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for reservation in reservations: |
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for instance in reservation['Instances']: |
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if instance['State']['Name'] == "running": |
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response = ec2Client.terminate_instances(InstanceIds=[instance['InstanceId']]) |
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print(response) |
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instanceToTerminate = ec2Resource.Instance(instance['InstanceId']) |
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instanceToTerminate.wait_until_terminated() |
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print("Deleting load balancer and deps...") |
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print("------------------------------------") |
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try: |
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response = elbv2Client.describe_load_balancers(Names=['tug-of-war-asg-loadbalancer']) |
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loadbalancer_arn = response.get('LoadBalancers', [{}])[0].get('LoadBalancerArn', '') |
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response = elbv2Client.delete_load_balancer(LoadBalancerArn=loadbalancer_arn) |
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waiter = elbv2Client.get_waiter('load_balancers_deleted') |
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waiter.wait(LoadBalancerArns=[loadbalancer_arn]) |
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except ClientError as e: |
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print(e) |
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try: |
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response = elbv2Client.describe_target_groups(Names=['tug-of-war-asg-targetgroup']) |
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while len(response.get('TargetGroups', [{}])) > 0: |
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targetgroup_arn = response.get('TargetGroups', [{}])[0].get('TargetGroupArn', '') |
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try: |
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response = elbv2Client.delete_target_group(TargetGroupArn=targetgroup_arn) |
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except ClientError as e: |
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print(e) |
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response = elbv2Client.describe_target_groups(Names=['tug-of-war-asg-targetgroup']) |
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time.sleep(5) |
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except ClientError as e: |
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print(e) |
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print("Delete old security group...") |
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print("------------------------------------") |
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try: |
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response = ec2Client.describe_security_groups(Filters=[{'Name': 'group-name', 'Values': ['tug-of-war-asg']}]) |
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while len(response.get('SecurityGroups', [{}])) > 0: |
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security_group_id = response.get('SecurityGroups', [{}])[0].get('GroupId', '') |
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try: |
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response = ec2Client.delete_security_group(GroupName='tug-of-war-asg') |
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except ClientError as e: |
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print(e) |
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response = ec2Client.describe_security_groups(Filters=[{'Name': 'group-name', 'Values': ['tug-of-war-asg']}]) |
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time.sleep(5) |
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except ClientError as e: |
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print(e) |
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