merged

example-projects/tug-of-war-in-the-clouds/start.py

@@ -0,0 +1,184 @@
+import boto3
+from 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')
+
+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("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 = ec2Client.run_instances(
+    ImageId=imageId,
+    InstanceType=instanceType,
+    Placement={'AvailabilityZone': availabilityZone, },
+    KeyName=keyName,
+    MinCount=1,
+    MaxCount=1,
+    UserData=userDataDB,
+    SecurityGroupIds=[
+        security_group_id,
+    ],
+    TagSpecifications=[
+        {
+            'ResourceType': 'instance',
+            'Tags': [
+                {'Key': 'Name', 'Value': 'tug-of-war-db1'},
+                {'Key': 'tug-of-war', 'Value': 'installed'}
+            ],
+        }
+    ],
+)
+
+instanceIdDB = response['Instances'][0]['InstanceId']
+privateIpDB = response['Instances'][0]['PrivateIpAddress']
+#privateIpDB = response['Instances'][0]['NetworkInterfaces'][0]['NetworkInterfaceId']
+
+instance = ec2Resource.Instance(instanceIdDB)
+instance.wait_until_running()
+
+print(instanceIdDB)
+
+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/' + privateIpDB + '/g /var/www/html/config.php\n'
+    )
+
+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-webserver1'},
+                {'Key': 'tug-of-war', 'Value': 'installed'}
+            ],
+        }
+    ],
+)
+
+instanceIdDB = response['Instances'][0]['InstanceId']
+privateIpDB = response['Instances'][0]['PrivateIpAddress']
+#privateIpDB = response['Instances'][0]['NetworkInterfaces'][0]['NetworkInterfaceId']
+
+instance = ec2Resource.Instance(instanceIdDB)
+instance.wait_until_running()

example-projects/tug-of-war-in-the-clouds/stop.py

@@ -0,0 +1,33 @@
+import boto3
+from botocore.exceptions import ClientError
+
+region = 'eu-central-1'
+
+client = boto3.setup_default_session(region_name=region)
+ec2Client = boto3.client("ec2")
+ec2Resource = boto3.resource('ec2')
+
+response = ec2Client.describe_vpcs()
+vpc_id = response.get('Vpcs', [{}])[0].get('VpcId', '')
+
+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("Delete old security group...")
+print("------------------------------------")
+
+try:
+    response = ec2Client.delete_security_group(GroupName='tug-of-war')
+except ClientError as e:
+    print(e)