fixed start and add new target

example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/create-loadbalancer.py

@@ -83,4 +83,8 @@ for reservation in reservations:
                 ],
             )
 
+print('Waiting for Load Balancer to become available...')
+
+waiter = elbv2Client.get_waiter('load_balancer_available')
+waiter.wait(LoadBalancerArns=[loadbalancer_arn])
 print('Load Balancer should be reachable at: ' + loadbalancer_dns)

example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/start-and-add-new-target.py

@@ -3,9 +3,10 @@ from botocore.exceptions import ClientError
 
 region = 'eu-central-1'
 availabilityZone = 'eu-central-1b'
-subnet1 = 'subnet-41422b28'
-subnet2 = 'subnet-5c5f6d16'
-subnet3 = 'subnet-6f2ea214'
+imageId = 'ami-0cc293023f983ed53'
+instanceType = 't3.nano'
+keyName = 'srieger-pub'
+
 
 client = boto3.setup_default_session(region_name=region)
 ec2Client = boto3.client("ec2")
@@ -16,6 +17,45 @@ vpc_id = response.get('Vpcs', [{}])[0].get('VpcId', '')
 
 elbv2Client = boto3.client('elbv2')
 
+response = ec2Client.describe_security_groups(Filters=[{'Name': 'group-name', 'Values': ['tug-of-war']}])
+security_group_id = response.get('SecurityGroups', [{}])[0].get('GroupId', '')
+
+print("Getting DB IP...")
+print("------------------------------------")
+
+response = ec2Client.describe_instances(Filters=[{'Name': 'tag:tug-of-war', 'Values': ['db']}])
+print(response)
+reservations = response['Reservations']
+for reservation in reservations:
+    for instance in reservation['Instances']:
+        if instance['State']['Name'] == "running" or instance['State']['Name'] == "pending":
+            instanceDB = ec2Resource.Instance(instance['InstanceId'])
+            privateIpDB = instanceDB.private_ip_address
+
+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'
+                     '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'
+                     # 'tar zxvf tug-of-war-in-the-clouds.tar.gz\n'
+                     'cd /var/www/html\n'
+                     'wget https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/example-projects/tug-of-war-in-the-clouds/web-content/index.php\n'
+                     'wget https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/example-projects/tug-of-war-in-the-clouds/web-content/cloud.php\n'
+                     'wget https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/example-projects/tug-of-war-in-the-clouds/web-content/config.php\n'
+                     '\n'
+                     '# change hostname of db connection\n'
+                     'sed -i s/localhost/' + privateIpDB + '/g /var/www/html/config.php\n'
+                     )
+
+
 for i in range(3, 4):
     print("Running new Web Server instance...")
     print("------------------------------------")
@@ -36,7 +76,7 @@ for i in range(3, 4):
             {
                 'ResourceType': 'instance',
                 'Tags': [
-                    {'Key': 'Name', 'Value': 'tug-of-war-webserver1'},
+                    {'Key': 'Name', 'Value': 'tug-of-war-webserver' + str(i)},
                     {'Key': 'tug-of-war', 'Value': 'webserver'}
                 ],
             }

example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/start.py

@@ -140,11 +140,15 @@ userDataWebServer = ('#!/bin/bash\n'
                      'yum install -y httpd php php-mysql\n'
                      '\n'
                      'service httpd start\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'
+                     # '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'
+                     # 'tar zxvf tug-of-war-in-the-clouds.tar.gz\n'
                      'cd /var/www/html\n'
-                     'tar zxvf tug-of-war-in-the-clouds.tar.gz\n'
+                     'wget https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/example-projects/tug-of-war-in-the-clouds/web-content/index.php\n'
+                     'wget https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/example-projects/tug-of-war-in-the-clouds/web-content/cloud.php\n'
+                     'wget https://gogs.informatik.hs-fulda.de/srieger/cloud-computing-msc-ai-examples/raw/master/example-projects/tug-of-war-in-the-clouds/web-content/config.php\n'
                      '\n'
                      '# change hostname of db connection\n'
                      'sed -i s/localhost/' + privateIpDB + '/g /var/www/html/config.php\n'
@@ -170,7 +174,7 @@ for i in range(1, 3):
             {
                 'ResourceType': 'instance',
                 'Tags': [
-                    {'Key': 'Name', 'Value': 'tug-of-war-webserver' + i},
+                    {'Key': 'Name', 'Value': 'tug-of-war-webserver' + str(i)},
                     {'Key': 'tug-of-war', 'Value': 'webserver'}
                 ],
             }

example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/stop.py

@@ -34,7 +34,7 @@ except ClientError as e:
 
 
 
-print("Deleting old instance...")
+print("Deleting old instances...")
 print("------------------------------------")
 
 response = ec2Client.describe_instances(Filters=[{'Name': 'tag-key', 'Values': ['tug-of-war']}])