From 3e56dff5ee32fa7afa1d38967eb31f4dcd5e77a5 Mon Sep 17 00:00:00 2001 From: Sebastian Rieger Date: Tue, 2 Jul 2019 23:05:40 +0200 Subject: [PATCH] fixed start and add new target --- .../create-loadbalancer.py | 4 ++ .../start-and-add-new-target.py | 48 +++++++++++++++++-- .../aws-boto3-standalone-db/start.py | 12 +++-- .../aws-boto3-standalone-db/stop.py | 2 +- 4 files changed, 57 insertions(+), 9 deletions(-) diff --git a/example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/create-loadbalancer.py b/example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/create-loadbalancer.py index 5d479cc..40185e1 100644 --- a/example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/create-loadbalancer.py +++ b/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) diff --git a/example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/start-and-add-new-target.py b/example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/start-and-add-new-target.py index e9e7676..19d221d 100644 --- a/example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/start-and-add-new-target.py +++ b/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'} ], } diff --git a/example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/start.py b/example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/start.py index 63ae1d6..5da0607 100644 --- a/example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/start.py +++ b/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'} ], } diff --git a/example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/stop.py b/example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/stop.py index ab42e83..bcfbac2 100644 --- a/example-projects/tug-of-war-in-the-clouds/aws-boto3-standalone-db/stop.py +++ b/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']}])