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cloud-computing-msc-ai-examples
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fixed db creation

master
Sebastian Rieger 5 years ago
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5003f7241e
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170399c54f
2 changed files with 88 additions and 89 deletions
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  1. 79
      example-projects/tug-of-war-in-the-clouds/aws-boto3-rds-db/start.py
  2. 58
      example-projects/tug-of-war-in-the-clouds/aws-boto3-rds-db/stop.py

79
example-projects/tug-of-war-in-the-clouds/aws-boto3-rds-db/start.py
View File

@ -1,3 +1,5 @@
import time
import boto3 import boto3
from botocore.exceptions import ClientError from botocore.exceptions import ClientError
@ -6,27 +8,7 @@ availabilityZone = 'eu-central-1b'
imageId = 'ami-0cc293023f983ed53' imageId = 'ami-0cc293023f983ed53'
instanceType = 't3.nano' instanceType = 't3.nano'
keyName = 'srieger-pub' 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) client = boto3.setup_default_session(region_name=region)
ec2Client = boto3.client("ec2") ec2Client = boto3.client("ec2")
@ -46,7 +28,7 @@ subnet_id = ec2Client.describe_subnets(
print("Deleting old instance...") print("Deleting old instance...")
print("------------------------------------") print("------------------------------------")
response = ec2Client.describe_instances(Filters=[{'Name': 'tag-key', 'Values': ['tug-of-war']}])
response = ec2Client.describe_instances(Filters=[{'Name': 'tag-key', 'Values': ['tug-of-war-rds']}])
print(response) print(response)
reservations = response['Reservations'] reservations = response['Reservations']
for reservation in reservations: for reservation in reservations:
@ -62,7 +44,7 @@ print("------------------------------------")
try: try:
response = rdsClient.delete_db_instance( response = rdsClient.delete_db_instance(
DBInstanceIdentifier='tug-of-war-db1',
DBInstanceIdentifier='tug-of-war-rds-db1',
SkipFinalSnapshot=True, SkipFinalSnapshot=True,
DeleteAutomatedBackups=True DeleteAutomatedBackups=True
) )
@ -70,15 +52,15 @@ except ClientError as e:
print(e) print(e)
waiter = rdsClient.get_waiter('db_instance_deleted') waiter = rdsClient.get_waiter('db_instance_deleted')
waiter.wait(DBInstanceIdentifier='tug-of-war-db1')
waiter.wait(DBInstanceIdentifier='tug-of-war-rds-db1')
#time.sleep(5)
print("Delete old security group...") print("Delete old security group...")
print("------------------------------------") print("------------------------------------")
try: try:
response = ec2Client.delete_security_group(GroupName='tug-of-war')
response = ec2Client.delete_security_group(GroupName='tug-of-war-rds')
except ClientError as e: except ClientError as e:
print(e) print(e)
@ -86,8 +68,8 @@ print("Create security group...")
print("------------------------------------") print("------------------------------------")
try: try:
response = ec2Client.create_security_group(GroupName='tug-of-war',
Description='tug-of-war',
response = ec2Client.create_security_group(GroupName='tug-of-war-rds',
Description='tug-of-war-rds',
VpcId=vpc_id) VpcId=vpc_id)
security_group_id = response['GroupId'] security_group_id = response['GroupId']
print('Security Group Created %s in vpc %s.' % (security_group_id, vpc_id)) print('Security Group Created %s in vpc %s.' % (security_group_id, vpc_id))
@ -119,9 +101,9 @@ except ClientError as e:
print("Running new DB instance...") print("Running new DB instance...")
print("------------------------------------") print("------------------------------------")
response = rdsClient.create_db_instance(DBInstanceIdentifier="tug-of-war-db1",
response = rdsClient.create_db_instance(DBInstanceIdentifier="tug-of-war-rds-db1",
AllocatedStorage=20, AllocatedStorage=20,
DBName='tug_of_war',
DBName='cloud_tug_of_war',
# Engine='mariadb', # Engine='mariadb',
Engine='mysql', Engine='mysql',
# General purpose SSD # General purpose SSD
@ -131,24 +113,28 @@ response = rdsClient.create_db_instance(DBInstanceIdentifier="tug-of-war-db1",
# Set this to true later? # Set this to true later?
MultiAZ=False, MultiAZ=False,
MasterUsername='cloud_tug_of_war', MasterUsername='cloud_tug_of_war',
MasterUserPassword='cloudcloud',
MasterUserPassword='cloudpass',
VpcSecurityGroupIds=[security_group_id], VpcSecurityGroupIds=[security_group_id],
#DBInstanceClass='db.m3.2xlarge', #DBInstanceClass='db.m3.2xlarge',
DBInstanceClass='db.t3.micro', DBInstanceClass='db.t3.micro',
Tags=[ Tags=[
{'Key': 'Name', 'Value': 'tug-of-war-db1'},
{'Key': 'tug-of-war', 'Value': 'db'}
{'Key': 'Name', 'Value': 'tug-of-war-rds-db1'},
{'Key': 'tug-of-war-rds', 'Value': 'db'}
], ],
) )
waiter = rdsClient.get_waiter('db_instance_available') waiter = rdsClient.get_waiter('db_instance_available')
waiter.wait(DBInstanceIdentifier='tug-of-war-db1')
waiter.wait(DBInstanceIdentifier='tug-of-war-rds-db1')
#dbArn = response['DBInstance'][0]['DBInstanceArn']
dbEndpointAddress = response['DBInstance'][0]['Endpoint']['Address']
dbEndpointPort = response['DBInstance'][0]['Endpoint']['Port']
response = ec2Client.describe_security_groups(Filters=[{'Name': 'group-name', 'Values': ['tug-of-war-rds']}])
security_group_id = response.get('SecurityGroups', [{}])[0].get('GroupId', '')
print(dbEndpointAddress + ":" + dbEndpointPort)
response = rdsClient.describe_db_instances(DBInstanceIdentifier='tug-of-war-rds-db1')
print(response)
dbEndpointAddress = response['DBInstances'][0]['Endpoint']['Address']
dbEndpointPort = response['DBInstances'][0]['Endpoint']['Port']
print(str(dbEndpointAddress) + ":" + str(dbEndpointPort))
userDataWebServer = ('#!/bin/bash\n' userDataWebServer = ('#!/bin/bash\n'
'# extra repo for RedHat rpms\n' '# extra repo for RedHat rpms\n'
@ -160,14 +146,19 @@ userDataWebServer = ('#!/bin/bash\n'
'\n' '\n'
'service httpd start\n' 'service httpd start\n'
'\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' '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' '\n'
'# change hostname of db connection\n' '# change hostname of db connection\n'
'sed -i s/localhost/' + dbEndpointAddress + '/g /var/www/html/config.php\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'
'\n'
'# create default table\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 -h ' + dbEndpointAddress + ' -u cloud_tug_of_war -pcloudpass cloud_tug_of_war\n'
) )
for i in range(1, 2): for i in range(1, 2):
@ -190,8 +181,8 @@ for i in range(1, 2):
{ {
'ResourceType': 'instance', 'ResourceType': 'instance',
'Tags': [ 'Tags': [
{'Key': 'Name', 'Value': 'tug-of-war-webserver' + i},
{'Key': 'tug-of-war', 'Value': 'webserver'}
{'Key': 'Name', 'Value': 'tug-of-war-rds-webserver' + str(i)},
{'Key': 'tug-of-war-rds', 'Value': 'webserver'}
], ],
} }
], ],

58
example-projects/tug-of-war-in-the-clouds/aws-boto3-rds-db/stop.py
View File

@ -1,43 +1,34 @@
import time import time
import boto3 import boto3
from botocore.exceptions import ClientError from botocore.exceptions import ClientError
region = 'eu-central-1' region = 'eu-central-1'
availabilityZone = 'eu-central-1b'
imageId = 'ami-0cc293023f983ed53'
instanceType = 't3.nano'
keyName = 'srieger-pub'
client = boto3.setup_default_session(region_name=region) client = boto3.setup_default_session(region_name=region)
ec2Client = boto3.client("ec2") ec2Client = boto3.client("ec2")
ec2Resource = boto3.resource('ec2') ec2Resource = boto3.resource('ec2')
rdsClient = boto3.client("rds")
response = ec2Client.describe_vpcs() response = ec2Client.describe_vpcs()
vpc_id = response.get('Vpcs', [{}])[0].get('VpcId', '') vpc_id = response.get('Vpcs', [{}])[0].get('VpcId', '')
elbv2Client = boto3.client('elbv2')
print("Deleting load balancer and deps...")
print("------------------------------------")
try:
response = elbv2Client.describe_load_balancers(Names=['tug-of-war-loadbalancer'])
loadbalancer_arn = response.get('LoadBalancers', [{}])[0].get('LoadBalancerArn', '')
response = elbv2Client.delete_load_balancer(LoadBalancerArn=loadbalancer_arn)
except ClientError as e:
print(e)
time.sleep(5)
try:
response = elbv2Client.describe_target_groups(Names=['tug-of-war-targetgroup'])
targetgroup_arn = response.get('TargetGroups', [{}])[0].get('TargetGroupArn', '')
response = elbv2Client.delete_target_group(TargetGroupArn=targetgroup_arn)
except ClientError as e:
print(e)
subnet_id = ec2Client.describe_subnets(
Filters=[
{
'Name': 'availability-zone', 'Values': [availabilityZone]
}
])['Subnets'][0]['SubnetId']
print("Deleting old instance...") print("Deleting old instance...")
print("------------------------------------") print("------------------------------------")
response = ec2Client.describe_instances(Filters=[{'Name': 'tag-key', 'Values': ['tug-of-war']}])
response = ec2Client.describe_instances(Filters=[{'Name': 'tag-key', 'Values': ['tug-of-war-rds']}])
print(response) print(response)
reservations = response['Reservations'] reservations = response['Reservations']
for reservation in reservations: for reservation in reservations:
@ -48,10 +39,27 @@ for reservation in reservations:
instanceToTerminate = ec2Resource.Instance(instance['InstanceId']) instanceToTerminate = ec2Resource.Instance(instance['InstanceId'])
instanceToTerminate.wait_until_terminated() instanceToTerminate.wait_until_terminated()
print("Deleting old DB instance...")
print("------------------------------------")
try:
response = rdsClient.delete_db_instance(
DBInstanceIdentifier='tug-of-war-rds-db1',
SkipFinalSnapshot=True,
DeleteAutomatedBackups=True
)
except ClientError as e:
print(e)
waiter = rdsClient.get_waiter('db_instance_deleted')
waiter.wait(DBInstanceIdentifier='tug-of-war-rds-db1')
#time.sleep(5)
print("Delete old security group...") print("Delete old security group...")
print("------------------------------------") print("------------------------------------")
try: try:
response = ec2Client.delete_security_group(GroupName='tug-of-war')
response = ec2Client.delete_security_group(GroupName='tug-of-war-rds')
except ClientError as e: except ClientError as e:
print(e) print(e)
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