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import boto3from botocore.exceptions import ClientError
region = 'eu-central-1'availabilityZone = 'eu-central-1b'imageId = 'ami-0cc293023f983ed53'instanceType = 't3.nano'keyName = 'srieger-pub'#userDataDB = ('#!/bin/bash\n'# '#!/bin/bash\n'# '# extra repo for RedHat rpms\n'# 'yum install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm\n'# '# essential tools\n'# 'yum install -y joe htop git\n'# '# mysql\n'# 'yum install -y mariadb mariadb-server\n'# '\n'# 'service mariadb start\n'# '\n'# 'echo "create database cloud_tug_of_war" | mysql -u root\n'# '\n'# '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'# '\n'# 'echo "CREATE USER \'cloud_tug_of_war\'@\'%\' IDENTIFIED BY \'cloud\';" | mysql -u root\n'# 'echo "GRANT ALL PRIVILEGES ON cloud_tug_of_war.* TO \'cloud_tug_of_war\'@\'%\';" | mysql -u root\n'# 'echo "FLUSH PRIVILEGES" | mysql -u root\n'# )
# convert with: cat install-mysql | sed "s/^/'/; s/$/\\\n'/"
client = boto3.setup_default_session(region_name=region)ec2Client = boto3.client("ec2")ec2Resource = boto3.resource('ec2')
rdsClient = boto3.client("rds")
response = ec2Client.describe_vpcs()vpc_id = response.get('Vpcs', [{}])[0].get('VpcId', '')subnet_id = ec2Client.describe_subnets( Filters=[ { 'Name': 'availability-zone', 'Values': [availabilityZone] } ])['Subnets'][0]['SubnetId']
print("Deleting old instance...")print("------------------------------------")
response = ec2Client.describe_instances(Filters=[{'Name': 'tag-key', 'Values': ['tug-of-war']}])print(response)reservations = response['Reservations']for reservation in reservations: for instance in reservation['Instances']: if instance['State']['Name'] == "running" or instance['State']['Name'] == "pending": response = ec2Client.terminate_instances(InstanceIds=[instance['InstanceId']]) print(response) instanceToTerminate = ec2Resource.Instance(instance['InstanceId']) instanceToTerminate.wait_until_terminated()
print("Deleting old DB instance...")print("------------------------------------")
try: response = rdsClient.delete_db_instance( DBInstanceIdentifier='tug-of-war-db1', SkipFinalSnapshot=True, DeleteAutomatedBackups=True )except ClientError as e: print(e)
waiter = rdsClient.get_waiter('db_instance_deleted')waiter.wait(DBInstanceIdentifier='tug-of-war-db1')
print("Delete old security group...")print("------------------------------------")
try: response = ec2Client.delete_security_group(GroupName='tug-of-war')except ClientError as e: print(e)
print("Create security group...")print("------------------------------------")
try: response = ec2Client.create_security_group(GroupName='tug-of-war', Description='tug-of-war', VpcId=vpc_id) security_group_id = response['GroupId'] print('Security Group Created %s in vpc %s.' % (security_group_id, vpc_id))
data = ec2Client.authorize_security_group_ingress( GroupId=security_group_id, IpPermissions=[ {'IpProtocol': 'tcp', 'FromPort': 3306, 'ToPort': 3306, 'IpRanges': [{'CidrIp': '0.0.0.0/0'}]}, {'IpProtocol': 'tcp', 'FromPort': 22, 'ToPort': 22, 'IpRanges': [{'CidrIp': '0.0.0.0/0'}]}, {'IpProtocol': 'tcp', 'FromPort': 80, 'ToPort': 80, 'IpRanges': [{'CidrIp': '0.0.0.0/0'}]}, {'IpProtocol': 'tcp', 'FromPort': 443, 'ToPort': 443, 'IpRanges': [{'CidrIp': '0.0.0.0/0'}]} ]) print('Ingress Successfully Set %s' % data)except ClientError as e: print(e)
print("Running new DB instance...")print("------------------------------------")
response = rdsClient.create_db_instance(DBInstanceIdentifier="tug-of-war-db1", AllocatedStorage=20, DBName='tug_of_war', # Engine='mariadb', Engine='mysql', # General purpose SSD StorageType='gp2', #StorageEncrypted=True, AutoMinorVersionUpgrade=True, # Set this to true later? MultiAZ=False, MasterUsername='cloud_tug_of_war', MasterUserPassword='cloudcloud', VpcSecurityGroupIds=[security_group_id], #DBInstanceClass='db.m3.2xlarge', DBInstanceClass='db.t3.micro', Tags=[ {'Key': 'Name', 'Value': 'tug-of-war-db1'}, {'Key': 'tug-of-war', 'Value': 'db'} ],)
waiter = rdsClient.get_waiter('db_instance_available')waiter.wait(DBInstanceIdentifier='tug-of-war-db1')
#dbArn = response['DBInstance'][0]['DBInstanceArn']dbEndpointAddress = response['DBInstance'][0]['Endpoint']['Address']dbEndpointPort = response['DBInstance'][0]['Endpoint']['Port']
print(dbEndpointAddress + ":" + dbEndpointPort)
userDataWebServer = ('#!/bin/bash\n' '# extra repo for RedHat rpms\n' 'yum install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm\n' '# essential tools\n' 'yum install -y joe htop git\n' '# mysql\n' 'yum install -y httpd php php-mysql\n' '\n' 'service httpd start\n' '\n' 'wget http://mmnet.informatik.hs-fulda.de/cloudcomp/tug-of-war-in-the-clouds.tar.gz\n' 'cp tug-of-war-in-the-clouds.tar.gz /var/www/html/\n' 'cd /var/www/html\n' 'tar zxvf tug-of-war-in-the-clouds.tar.gz\n' '\n' '# change hostname of db connection\n' 'sed -i s/localhost/' + dbEndpointAddress + '/g /var/www/html/config.php\n' 'sed -i s/\\\'cloud\\\'/cloudcloud/g /var/www/html/config.php\n' )
for i in range(1, 2): print("Running new Web Server instance...") print("------------------------------------")
response = ec2Client.run_instances( ImageId=imageId, InstanceType=instanceType, Placement={'AvailabilityZone': availabilityZone, }, KeyName=keyName, MinCount=1, MaxCount=1, UserData=userDataWebServer, SecurityGroupIds=[ security_group_id, ],
TagSpecifications=[ { 'ResourceType': 'instance', 'Tags': [ {'Key': 'Name', 'Value': 'tug-of-war-webserver' + i}, {'Key': 'tug-of-war', 'Value': 'webserver'} ], } ], )
instanceIdWeb = response['Instances'][0]['InstanceId']
instance = ec2Resource.Instance(instanceIdWeb) instance.wait_until_running() instance.load()
print("tug-of-war-in-the-clouds can be accessed at: " + instance.public_ip_address)
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