def wrapper(*args, **kwargs):
kwargs['files'] = InitFiles(
{
'/etc/cfn/cfn-hup.conf': InitFile(
content=Join('', [
'[main]\n',
'stack=',
Ref('AWS::StackId'),
'\n',
'region=',
Ref('AWS::Region'),
'\n'
]
),
mode='00400',
owner='root',
group='root'
),
'/etc/cfn/hooks.d/cfn-auto-reloader.conf': InitFile(
content=Join('', [
'[cfn-auto-reloader-hook]\n',
'triggers=post.update\n',
'path=Resources.ContainerInstances',
'.Metadata.AWS::CloudFormation::Init\n',
'action=/opt/aws/bin/cfn-init -v ',
'--stack ',
Ref('AWS::StackName'),
' ',
'--resource ContainerInstances ',
'--region ',
Ref('AWS::Region'),
'\n',
'runas=root\n'
]
),
mode='00400',
owner='root',
group='root'
)
}
)
return(func(*args, **kwargs))
InstanceProfileName='TweeterUploaderInstanceProfile'))
# Define Instance Metadata
instance_metadata = Metadata(
Init({
'config':
InitConfig(
commands={'update_yum_packages': {
'command': 'yum update -y'
}},
files=InitFiles({
# setup .bashrc ec2-user
'/home/ec2-user/.bashrc':
InitFile(content=Join(
'',
['export PATH="/home/ec2-user/miniconda/bin:$PATH"\n']),
owner='ec2-user',
mode='000400',
group='ec2-user'),
# setup .bashrc root
'/root/.bashrc':
InitFile(content=Join('', [
'export PATH="/home/ec2-user/miniconda/bin:$PATH"\n'
f'export STREAM_NAME="{STREAM_NAME}"\n',
f'export PRODUCER_NAME="{SERVER_NAME}"\n',
f'export TWITTER_KEYWORDS="{TWITTER_KEYWORDS}"\n',
'export ENV="production"\n'
]),
owner='root',
mode='000400',
group='root'),
# configure cfn-hup
ToPort='80',
CidrIp='0.0.0.0/0')],
VpcId=Ref(VPC),
))
instance_metadata = Metadata(
Init({
'config': InitConfig(
packages={'yum': {'httpd': []}},
files=InitFiles({
'/var/www/html/index.html': InitFile(content=Join('\n',
[
'<img \
src="https://s3.amazonaws.com/cloudformation-examples/\
cloudformation_graphic.png" alt="AWS CloudFormation Logo"/>',
'<h1>\
Congratulations, you have successfully launched the AWS CloudFormation sample.\
</h1>']),
mode='000644',
owner='root',
group='root'),
'/etc/cfn/cfn-hup.conf': InitFile(content=Join('',
['[main]\n',
'stack=',
ref_stack_id,
'\n',
'region=',
ref_region,
'\n',
]),
mode='000400',
def main():
'''Function: Generates the Cloudformation template'''
template = Template()
keyname_param = template.add_parameter(
Parameter(
'KeyName',
Description='Name of an existing EC2 KeyPair for SSH access',
ConstraintDescription='Must be the name of an existing EC2 KeyPair.',
Type='AWS::EC2::KeyPair::KeyName',
)
)
password_param = template.add_parameter(
Parameter(
'PassWord',
Type='String',
NoEcho=True,
MinLength=8,
MaxLength=64,
Description='Password for the admin account',
ConstraintDescription='A complex password at least eight chars long with alphanumeric characters, dashes and underscores.',
AllowedPattern="[-_a-zA-Z0-9]*",
)
)
template.add_mapping('RegionMap', {'ap-south-1': {'ami': 'ami-ee8ea481'}, 'eu-west-3': {'ami': 'ami-daf040a7'}, 'eu-west-2': {'ami': 'ami-ddb950ba'}, 'eu-west-1': {'ami': 'ami-d2414e38'}, 'ap-northeast-2': {'ami': 'ami-65d86d0b'}, 'ap-northeast-1': {'ami': 'ami-e875a197'}, 'sa-east-1': {'ami': 'ami-ccd48ea0'}, 'ca-central-1': {'ami': 'ami-c3e567a7'}, 'ap-southeast-1': {'ami': 'ami-31e7e44d'}, 'ap-southeast-2': {'ami': 'ami-23c51c41'}, 'eu-central-1': {'ami': 'ami-3c635cd7'}, 'us-east-1': {'ami': 'ami-5cc39523'}, 'us-east-2': {'ami': 'ami-67142d02'}, 'us-west-1': {'ami': 'ami-d7b355b4'}, 'us-west-2': {'ami': 'ami-39c28c41'}})
ec2_security_group = template.add_resource(
ec2.SecurityGroup(
'SecurityGroup',
GroupDescription='SSH, HTTP/HTTPS open for 0.0.0.0/0',
SecurityGroupIngress=[
ec2.SecurityGroupRule(
IpProtocol='tcp',
FromPort='22',
ToPort='22',
CidrIp='0.0.0.0/0'),
ec2.SecurityGroupRule(
IpProtocol='tcp',
FromPort='80',
ToPort='80',
CidrIp='0.0.0.0/0'),
ec2.SecurityGroupRule(
IpProtocol='tcp',
FromPort='443',
ToPort='443',
CidrIp='0.0.0.0/0'),
],
)
)
ec2_role = template.add_resource(
Role('EC2Role',
AssumeRolePolicyDocument={ "Version" : "2012-10-17", "Statement": [ { "Effect": "Allow", "Principal": { "Service": [ "ec2.amazonaws.com" ] }, "Action": [ "sts:AssumeRole" ] } ] },
)
)
ec2_policy = template.add_resource(
ManagedPolicy(
'EC2Policy',
PolicyDocument={ "Version": "2012-10-17", "Statement": [ { "Action": "ec2:*", "Resource": "*", "Effect": "Allow" } ] }, Roles=[Ref(ec2_role)]
)
)
ec2_profile = template.add_resource(
InstanceProfile("EC2InstanceProfile", Roles=[Ref(ec2_role)])
)
ec2_instance = template.add_resource(
ec2.Instance(
'Instance',
Metadata=Metadata(
Init({
"config": InitConfig(
files=InitFiles({
"/etc/nginx/conf.d/jenkins.conf": InitFile(
content='server { listen 80 default_server; listen [::]:80 default_server; location / { proxy_pass http://localhost:8080; proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; } }',
mode="000644",
owner="root",
group="root"
)
}),
)
}),
),
CreationPolicy=CreationPolicy(
ResourceSignal=ResourceSignal(Timeout='PT15M')
),
ImageId=FindInMap('RegionMap', Ref('AWS::Region'), 'ami'),
InstanceType='t2.micro',
IamInstanceProfile=Ref(ec2_profile),
KeyName=Ref(keyname_param),
SecurityGroups=[Ref(ec2_security_group)],
UserData=Base64(
Join(
'',
[
'#!/bin/bash -x\n',
'exec > /tmp/user-data.log 2>&1\n'
'unset UCF_FORCE_CONFFOLD\n',
'export UCF_FORCE_CONFFNEW=YES\n',
'ucf --purge /boot/grub/menu.lst\n',
'export DEBIAN_FRONTEND=noninteractive\n',
'echo "deb http://pkg.jenkins-ci.org/debian binary/" > /etc/apt/sources.list.d/jenkins.list\n',
'wget -q -O jenkins-ci.org.key http://pkg.jenkins-ci.org/debian-stable/jenkins-ci.org.key\n'
'apt-key add jenkins-ci.org.key\n',
'apt-get update\n',
'apt-get -o Dpkg::Options::="--force-confnew" --force-yes -fuy upgrade\n',
'apt-get install -y python-pip\n',
'pip install https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-latest.tar.gz\n',
'apt-get install -y nginx\n',
'apt-get install -y openjdk-8-jdk\n',
'apt-get install -y jenkins\n',
'# Wait for Jenkins to Set Up\n'
"until [ $(curl -o /dev/null --silent --head --write-out '%{http_code}\n' http://localhost:8080) -eq 403 ]; do sleep 1; done\n",
'sleep 10\n',
'# Change the password for the admin account\n',
"echo 'jenkins.model.Jenkins.instance.securityRealm.createAccount(\"admin\", \"",Ref(password_param),"\")' | java -jar /var/cache/jenkins/war/WEB-INF/jenkins-cli.jar -s \"http://localhost:8080/\" -auth \"admin:$(cat /var/lib/jenkins/secrets/initialAdminPassword)\" groovy =\n",
'/usr/local/bin/cfn-init --resource=Instance --region=', Ref('AWS::Region'), ' --stack=', Ref('AWS::StackName'), '\n',
'unlink /etc/nginx/sites-enabled/default\n',
'systemctl reload nginx\n',
'/usr/local/bin/cfn-signal -e $? --resource=Instance --region=', Ref('AWS::Region'),
' --stack=', Ref('AWS::StackName'), '\n',
]
)
)
)
)
template.add_output([
Output(
'PublicDnsName',
Description='PublicDnsName',
Value=Join('',['http://', GetAtt(ec2_instance, 'PublicDnsName'),])
),
])
print(template.to_yaml())
def build_template(keyPair, instanceType):
''' Builds the CloudFormation template which will create EC2 and supporting resources. '''
print
print '################ 2. Template Build Phase ################'
print 'Starting CloudFormation template build.'
### Template Info ###
mini_template = Template()
# Define template version and description
mini_template.add_version('2010-09-09')
mini_template.add_description(
'Provisions VPC, IGW, Route Table, Subnet, and EC2 instance in AWS to support a static website.'
)
### Parameters ###
instance_type = mini_template.add_parameter(
Parameter(
'InstanceType',
Type='String',
Description='EC2 instance type',
Default=instanceType,
AllowedValues=[
't1.micro', 't2.micro', 't2.small', 't2.medium', 'm1.small',
'm1.medium', 'm1.large', 'm1.xlarge', 'm2.xlarge',
'm2.2xlarge', 'm2.4xlarge', 'm3.medium', 'm3.large',
'm3.xlarge', 'm3.2xlarge', 'm4.large', 'm4.xlarge',
'm4.2xlarge', 'm4.4xlarge', 'm4.10xlarge', 'c1.medium',
'c1.xlarge', 'c3.large', 'c3.xlarge', 'c3.2xlarge',
'c3.4xlarge', 'c3.8xlarge', 'c4.large', 'c4.xlarge',
'c4.2xlarge', 'c4.4xlarge', 'c4.8xlarge', 'g2.2xlarge',
'r3.large', 'r3.xlarge', 'r3.2xlarge', 'r3.4xlarge',
'r3.8xlarge', 'i2.xlarge', 'i2.2xlarge', 'i2.4xlarge',
'i2.8xlarge', 'd2.xlarge', 'd2.2xlarge', 'd2.4xlarge',
'd2.8xlarge', 'hi1.4xlarge', 'hs1.8xlarge', 'cr1.8xlarge',
'cc2.8xlarge', 'cg1.4xlarge'
],
ConstraintDescription='must be a valid EC2 instance type.',
))
### Mappings ###
# AMI Mapping for Amazon Linux AMI as of 03-Jan-2017
mini_template.add_mapping(
'AWSRegionArch2AMI', {
'us-east-1': {
'HVM64': 'ami-9be6f38c'
},
'us-east-2': {
'HVM64': 'ami-38cd975d'
},
'us-west-1': {
'HVM64': 'ami-b73d6cd7'
},
'us-west-2': {
'HVM64': 'ami-1e299d7e'
},
'ca-central-1': {
'HVM64': 'ami-eb20928f'
},
'eu-west-1': {
'HVM64': 'ami-c51e3eb6'
},
'eu-west-2': {
'HVM64': 'ami-bfe0eadb'
},
'eu-central-1': {
'HVM64': 'ami-211ada4e'
},
'ap-southeast-1': {
'HVM64': 'ami-4dd6782e'
},
'ap-southeast-2': {
'HVM64': 'ami-28cff44b'
},
'ap-northeast-1': {
'HVM64': 'ami-9f0c67f8'
},
'ap-northeast-2': {
'HVM64': 'ami-94bb6dfa'
},
'ap-south-1': {
'HVM64': 'ami-9fc7b0f0'
},
'sa-east-1': {
'HVM64': 'ami-bb40d8d7'
}
})
### Resources ###
# VPC
vpc = mini_template.add_resource(
VPC('VPC',
CidrBlock='172.16.0.0/16',
EnableDnsSupport='True',
EnableDnsHostnames='True',
Tags=Tags(Name=stack_name + '-vpc', Project=stack_name)))
# Internet Gateway
igw = mini_template.add_resource(
InternetGateway('InternetGateway',
Tags=Tags(Name=stack_name + '-igw',
Project=stack_name)))
# Attach IGW to VPC
attach_gateway = mini_template.add_resource(
VPCGatewayAttachment('AttachGateway',
VpcId=Ref(vpc),
InternetGatewayId=Ref(igw)))
# Route Table
route_table = mini_template.add_resource(
RouteTable('RouteTable',
VpcId=Ref(vpc),
Tags=Tags(Name=stack_name + '-routetable',
Project=stack_name)))
# Route 0.0.0.0 -> IGW
route01 = mini_template.add_resource(
Route('Route',
DependsOn='AttachGateway',
GatewayId=Ref(igw),
DestinationCidrBlock='0.0.0.0/0',
RouteTableId=Ref(route_table)))
# Subnet
subnet = mini_template.add_resource(
Subnet('Subnet',
CidrBlock='172.16.10.0/24',
VpcId=Ref(vpc),
MapPublicIpOnLaunch='True',
Tags=Tags(Name=stack_name + '-subnet', Project=stack_name)))
# Subnet -> Route Table
subnet_route_associate = mini_template.add_resource(
SubnetRouteTableAssociation('SubnetRouteTableAssociation',
SubnetId=Ref(subnet),
RouteTableId=Ref(route_table)))
# Security Group allowing access via SSH and HTTP
web_security_group = mini_template.add_resource(
SecurityGroup('WebSecurityGroup',
GroupDescription=
'Enable access to the web server on ports 80 and 22.',
VpcId=Ref(vpc),
Tags=Tags(Name=stack_name + '-securitygroup',
Project=stack_name),
SecurityGroupIngress=[
SecurityGroupRule(IpProtocol='tcp',
FromPort='22',
ToPort='22',
CidrIp='0.0.0.0/0'),
SecurityGroupRule(IpProtocol='tcp',
FromPort='80',
ToPort='80',
CidrIp='0.0.0.0/0')
]))
# Metadata to install Apache
ec2_metadata = Metadata(
Init({
'config':
InitConfig(
packages={'yum': {
'httpd': []
}},
files=InitFiles({
'/var/www/html/index.html':
InitFile(
content=
'<html><body><h2>Automation for the People!</h2></body></html>',
mode='000644',
owner='root',
group='root')
}),
services={
'sysvinit':
InitServices({
'httpd':
InitService(enabled=True, ensureRunning=True)
})
})
}))
# EC2 Instance
ec2 = mini_template.add_resource(
Instance('Ec2Instance',
ImageId=FindInMap('AWSRegionArch2AMI', Ref('AWS::Region'),
'HVM64'),
Metadata=ec2_metadata,
InstanceType=Ref(instance_type),
KeyName=keyPair,
SecurityGroupIds=[
Ref(web_security_group),
],
SubnetId=Ref(subnet),
Tags=Tags(Name=stack_name + '-ec2', Project=stack_name),
CreationPolicy=CreationPolicy(ResourceSignal=ResourceSignal(
Timeout='PT15M')),
UserData=Base64(
Join('', [
'#!/bin/bash -x\n',
'yum update -y\n',
'yum update -y aws-cfn-bootstrap\n',
'/opt/aws/bin/cfn-init -v ',
' --stack ',
Ref('AWS::StackName'),
' --resource Ec2Instance ',
' --region ',
Ref('AWS::Region'),
'\n',
'/opt/aws/bin/cfn-signal -e $? ',
' --stack ',
Ref('AWS::StackName'),
' --resource Ec2Instance ',
' --region ',
Ref('AWS::Region'),
'\n',
]))))
### Outputs ###
# Output the Public DNS address for the EC2 instance
mini_template.add_output(
Output('URL',
Description='HTTP Server URL',
Value=Join('',
['http://',
GetAtt('Ec2Instance', 'PublicDnsName')])))
print 'CloudFormation template build is completed.'
return mini_template
instance_metadata = Metadata(
Init(
{
"config": InitConfig(
packages={"yum": {"httpd": []}},
files=InitFiles(
{
"/var/www/html/index.html": InitFile(
content=Join(
"\n",
[
'<img \
src="https://s3.amazonaws.com/cloudformation-examples/\
cloudformation_graphic.png" alt="AWS CloudFormation Logo"/>',
"<h1>\
Congratulations, you have successfully launched the AWS CloudFormation sample.\
</h1>",
],
),
mode="000644",
owner="root",
group="root",
),
"/etc/cfn/cfn-hup.conf": InitFile(
content=Join(
"",
[
"[main]\n",
"stack=",
ref_stack_id,
"\n",
def main():
'''Function: Generates the Cloudformation template'''
template = Template()
template.add_description("A target server for CI/CD tests.")
keyname_param = template.add_parameter(
Parameter(
'KeyName',
Description='An existing EC2 KeyPair.',
ConstraintDescription='An existing EC2 KeyPair.',
Type='AWS::EC2::KeyPair::KeyName',
))
template.add_mapping(
'RegionMap', {
'ap-south-1': {
'ami': 'ami-0dba8796fe499ae48'
},
'eu-west-3': {
'ami': 'ami-07b2287c6776361c8'
},
'eu-north-1': {
'ami': 'ami-34c14f4a'
},
'eu-west-2': {
'ami': 'ami-0573b1dbbd809d6c3'
},
'eu-west-1': {
'ami': 'ami-001b0e20a92d8db1e'
},
'ap-northeast-2': {
'ami': 'ami-0dc961dd0c2c83bdd'
},
'ap-northeast-1': {
'ami': 'ami-0f2c38ac2e37197be'
},
'sa-east-1': {
'ami': 'ami-04ab6be036f8635bd'
},
'ca-central-1': {
'ami': 'ami-0de195e1958cc0d52'
},
'ap-southeast-1': {
'ami': 'ami-08540b8d2f7fa85a5'
},
'ap-southeast-2': {
'ami': 'ami-0bbcf853aaf6ca4a6'
},
'eu-central-1': {
'ami': 'ami-0332a5c40cf835528'
},
'us-east-1': {
'ami': 'ami-0edd3706ab2e952c4'
},
'us-east-2': {
'ami': 'ami-050553a7784d00d21'
},
'us-west-1': {
'ami': 'ami-065ebd3e6b63c75d5'
},
'us-west-2': {
'ami': 'ami-00f13b45242aff065'
}
})
ec2_security_group = template.add_resource(
ec2.SecurityGroup(
'EC2SecurityGroup',
Tags=[
{
'Key': 'Name',
'Value': Ref('AWS::StackName')
},
],
GroupDescription='EC2 Security Group',
SecurityGroupIngress=[
ec2.SecurityGroupRule(IpProtocol='tcp',
FromPort='22',
ToPort='22',
CidrIp='0.0.0.0/0',
Description='SSH'),
ec2.SecurityGroupRule(IpProtocol='tcp',
FromPort='80',
ToPort='80',
CidrIp='0.0.0.0/0',
Description='HTTP'),
ec2.SecurityGroupRule(IpProtocol='tcp',
FromPort='443',
ToPort='443',
CidrIp='0.0.0.0/0',
Description='HTTPS'),
],
))
ec2_instance = template.add_resource(
ec2.Instance(
'Instance',
Metadata=Metadata(
Init({
"config":
InitConfig(files=InitFiles({
"/tmp/instance.txt":
InitFile(content=Ref('AWS::StackName'),
mode="000644",
owner="root",
group="root")
}), )
}), ),
CreationPolicy=CreationPolicy(ResourceSignal=ResourceSignal(
Timeout='PT15M')),
Tags=[
{
'Key': 'Name',
'Value': Ref('AWS::StackName')
},
],
ImageId=FindInMap('RegionMap', Ref('AWS::Region'), 'ami'),
InstanceType='t2.micro',
KeyName=Ref(keyname_param),
SecurityGroups=[Ref(ec2_security_group)],
UserData=Base64(
Join('', [
'#!/bin/bash -x\n',
'exec > /tmp/user-data.log 2>&1\n',
'unset UCF_FORCE_CONFFOLD\n',
'export UCF_FORCE_CONFFNEW=YES\n',
'ucf --purge /boot/grub/menu.lst\n',
'export DEBIAN_FRONTEND=noninteractive\n',
'apt-get update\n',
'apt-get -o Dpkg::Options::="--force-confnew" --force-yes -fuy upgrade\n',
'apt-get install -y nginx supervisor build-essential libssl-dev libffi-dev python-pip python3-pip python3-dev python3-setuptools python3-venv\n',
'pip install https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-latest.tar.gz\n',
'# Signal Cloudformation when set up is complete\n',
'/usr/local/bin/cfn-signal -e $? --resource=Instance --region=',
Ref('AWS::Region'),
' --stack=',
Ref('AWS::StackName'),
'\n',
]))))
template.add_output([
Output(
'InstanceDnsName',
Description='PublicDnsName',
Value=GetAtt(ec2_instance, 'PublicDnsName'),
),
])
print(template.to_yaml())
"ContainerInstances",
Metadata=Metadata(
Init(
{
"config": InitConfig(
files=InitFiles(
{
"/etc/cfn/cfn-hup.conf": InitFile(
content=Join(
"",
[
"[main]\n",
"stack=",
Ref("AWS::StackId"), # NOQA
"\n",
"region=",
Ref("AWS::Region"),
"\n",
],
), # NOQA
mode="000400",
owner="root",
group="root",
),
"/etc/cfn/hooks.d/cfn-auto-reloader.conf": InitFile(
content=Join(
"",
[
"[cfn-auto-reloader-hook]\n",
"triggers=post.update\n",
"path=Resources.ContainerInstances.Metadata.AWS::CloudFormation::Init\n", # NOQA
def main():
'''Function: Generates the Cloudformation template'''
template = Template()
template.add_description("Dev Stack")
keyname_param = template.add_parameter(
Parameter(
'KeyName',
Description='An existing EC2 KeyPair.',
ConstraintDescription='An existing EC2 KeyPair.',
Type='AWS::EC2::KeyPair::KeyName',
))
db_pass_param = template.add_parameter(
Parameter(
'DBPass',
NoEcho=True,
Type='String',
Description='The database admin account password',
ConstraintDescription='Must contain only alphanumeric characters',
AllowedPattern="[-_a-zA-Z0-9]*",
))
db_name_param = template.add_parameter(
Parameter(
'DBName',
Default='miramax',
Type='String',
Description='The database name',
ConstraintDescription=
'Must begin with a letter and contain only alphanumeric characters',
AllowedPattern="[-_a-zA-Z0-9]*",
))
db_user_param = template.add_parameter(
Parameter(
'DBUser',
Default='miramax',
Type='String',
Description='Username for MySQL database access',
ConstraintDescription=
'Must begin with a letter and contain only alphanumeric characters',
AllowedPattern="[-_a-zA-Z0-9]*",
))
template.add_mapping(
'RegionMap', {
'ap-south-1': {
'ami': 'ami-ee8ea481'
},
'eu-west-3': {
'ami': 'ami-daf040a7'
},
'eu-west-2': {
'ami': 'ami-ddb950ba'
},
'eu-west-1': {
'ami': 'ami-d2414e38'
},
'ap-northeast-2': {
'ami': 'ami-65d86d0b'
},
'ap-northeast-1': {
'ami': 'ami-e875a197'
},
'sa-east-1': {
'ami': 'ami-ccd48ea0'
},
'ca-central-1': {
'ami': 'ami-c3e567a7'
},
'ap-southeast-1': {
'ami': 'ami-31e7e44d'
},
'ap-southeast-2': {
'ami': 'ami-23c51c41'
},
'eu-central-1': {
'ami': 'ami-3c635cd7'
},
'us-east-1': {
'ami': 'ami-5cc39523'
},
'us-east-2': {
'ami': 'ami-67142d02'
},
'us-west-1': {
'ami': 'ami-d7b355b4'
},
'us-west-2': {
'ami': 'ami-39c28c41'
}
})
ec2_security_group = template.add_resource(
ec2.SecurityGroup(
'EC2SecurityGroup',
Tags=[
{
'Key': 'Name',
'Value': Ref('AWS::StackName')
},
],
GroupDescription='EC2 Security Group',
SecurityGroupIngress=[
ec2.SecurityGroupRule(IpProtocol='tcp',
FromPort='22',
ToPort='22',
CidrIp='0.0.0.0/0',
Description='SSH'),
ec2.SecurityGroupRule(IpProtocol='tcp',
FromPort='80',
ToPort='80',
CidrIp='0.0.0.0/0',
Description='HTTP'),
ec2.SecurityGroupRule(IpProtocol='tcp',
FromPort='443',
ToPort='443',
CidrIp='0.0.0.0/0',
Description='HTTPS'),
],
))
db_security_group = template.add_resource(
ec2.SecurityGroup('DBSecurityGroup',
Tags=[
{
'Key': 'Name',
'Value': Ref('AWS::StackName')
},
],
GroupDescription='DB Security Group',
SecurityGroupIngress=[
ec2.SecurityGroupRule(
IpProtocol='tcp',
FromPort='3306',
ToPort='3306',
SourceSecurityGroupId=GetAtt(
ec2_security_group, "GroupId"),
Description='MySQL'),
]))
ec2_instance = template.add_resource(
ec2.Instance(
'Instance',
Metadata=Metadata(
Init({
"config":
InitConfig(files=InitFiles({
"/tmp/instance.txt":
InitFile(content=Ref('AWS::StackName'),
mode="000644",
owner="root",
group="root")
}), )
}), ),
CreationPolicy=CreationPolicy(ResourceSignal=ResourceSignal(
Timeout='PT15M')),
Tags=[
{
'Key': 'Name',
'Value': Ref('AWS::StackName')
},
],
ImageId=FindInMap('RegionMap', Ref('AWS::Region'), 'ami'),
InstanceType='t2.micro',
KeyName=Ref(keyname_param),
SecurityGroups=[Ref(ec2_security_group),
Ref(db_security_group)],
DependsOn='Database',
UserData=Base64(
Join('', [
'#!/bin/bash -x\n',
'exec > /tmp/user-data.log 2>&1\n',
'unset UCF_FORCE_CONFFOLD\n',
'export UCF_FORCE_CONFFNEW=YES\n',
'ucf --purge /boot/grub/menu.lst\n',
'export DEBIAN_FRONTEND=noninteractive\n',
'apt-get update\n',
'apt-get -o Dpkg::Options::="--force-confnew" --force-yes -fuy upgrade\n',
'apt-get install -y python-pip apache2 libapache2-mod-wsgi\n',
'pip install https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-latest.tar.gz\n',
'# Signal Cloudformation when set up is complete\n',
'/usr/local/bin/cfn-signal -e $? --resource=Instance --region=',
Ref('AWS::Region'),
' --stack=',
Ref('AWS::StackName'),
'\n',
]))))
ip_association = template.add_resource(
ec2.EIPAssociation('IPAssociation',
InstanceId=Ref(ec2_instance),
AllocationId='eipalloc-aa755d96'))
db_instance = template.add_resource(
DBInstance(
'Database',
DBName=Ref(db_name_param),
AllocatedStorage=20,
DBInstanceClass='db.t2.micro',
Engine='MySQL',
EngineVersion='5.7.21',
MasterUsername=Ref(db_user_param),
MasterUserPassword=Ref(db_pass_param),
VPCSecurityGroups=[GetAtt(db_security_group, "GroupId")],
))
template.add_output([
Output(
'InstanceDnsName',
Description='PublicDnsName',
Value=GetAtt(ec2_instance, 'PublicDnsName'),
),
Output(
'DatabaseDnsName',
Description='DBEndpoint',
Value=GetAtt(db_instance, 'Endpoint.Address'),
),
])
print(template.to_yaml())
'download_miniconda': {
'command': 'su - ec2-user -c "wget http://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -O /home/ec2-user/miniconda.sh"',
},
'install_miniconda': {
'command': 'su - ec2-user -c "bash /home/ec2-user/miniconda.sh -b -p /home/ec2-user/miniconda"',
},
'remove_installer': {
'command': 'rm -rf /home/ec2-user/miniconda.sh',
}
},
files=InitFiles({
# setup .bashrc
'/home/ec2-user/.bashrc': InitFile(
content=Join('', [
'export PATH="/home/ec2-user/miniconda/bin:$PATH"\n'
]),
owner='ec2-user',
mode='000400',
group='ec2-user'),
# configure cfn-hup
'/etc/cfn/cfn-hup.conf': InitFile(
content=Join('',
['[main]\n',
'stack=', Ref('AWS::StackId'),
'\n',
'region=', Ref('AWS::Region'),
'\n',
'interval=2',
'\n',
]),
mode='000400',
'su - ec2-user -c "wget http://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -O /home/ec2-user/miniconda.sh"',
},
'install_miniconda': {
'command':
'su - ec2-user -c "bash /home/ec2-user/miniconda.sh -b -p /home/ec2-user/miniconda"',
},
'remove_installer': {
'command': 'rm -rf /home/ec2-user/miniconda.sh',
}
},
files=InitFiles({
# setup .bashrc
'/home/ec2-user/.ssh/authorized_keys':
InitFile(content=Join('', [
'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCjKxODWLSrmQAemYnpvYchmy7bwWvIKNWpHtfRiD7UKqnUV0euoFWIr9j+OwiNyMp/iopZQh7A8c+B4TYI8pd///J7ZWPSipndJkWc4HrnU37X66mKInGYIaPZAfek69eeUkl5cekqkEd6l6WsBUlrjPvMYtyGdDtd42M+aNQoy1TWq2C/6x0gBQaY/CUvHFBrMHr5ObhZvN7ou6PSyBCGgQxFf5jmnwSzeBRc/iWxMBltM/SQSTAgyKWdolcgBNTOTre5z8R8FCv/CIsfLoqUFuWthrT3YfpG1iOWlL3GBm8XxXlgrmvMUhV1qvcO/1no6ZeSp8VQMiTYkvAOQ7Hd\n'
]),
owner='ec2-user',
mode='000400',
group='ec2-user'),
# setup .bashrc
'/home/ec2-user/.bashrc':
InitFile(content=Join(
'',
['export PATH="/home/ec2-user/miniconda/bin:$PATH"\n']),
owner='ec2-user',
mode='000400',
group='ec2-user'),
# configure cfn-hup
'/etc/cfn/cfn-hup.conf':
InitFile(content=Join('', [
'[main]\n',
def main():
'''Function: Generates the Cloudformation template'''
template = Template()
template.set_description("Server Stack")
keyname_param = template.add_parameter(
Parameter(
'KeyName',
Description='An existing EC2 KeyPair.',
ConstraintDescription='An existing EC2 KeyPair.',
Type='AWS::EC2::KeyPair::KeyName',
)
)
template.add_mapping('RegionMap', {'eu-north-1': {'ami': 'ami-a536bedb'}, 'ap-south-1': {'ami': 'ami-00b2a5e29f669c903'}, 'eu-west-3': {'ami': 'ami-0d8581d2794d7df68'}, 'eu-west-2': {'ami': 'ami-02369579484abae2e'}, 'eu-west-1': {'ami': 'ami-0c17a2bccea3e36f9'}, 'ap-northeast-2': {'ami': 'ami-05daa9d0230f30d79'}, 'ap-northeast-1': {'ami': 'ami-03a90fe15b63befea'}, 'sa-east-1': {'ami': 'ami-0c04bf4cfbf3e9dbe'}, 'ca-central-1': {'ami': 'ami-013d2a414e834a144'}, 'ap-southeast-1': {'ami': 'ami-07ed1f021e2eea7cb'}, 'ap-southeast-2': {'ami': 'ami-068e6346d66ed62c8'}, 'eu-central-1': {'ami': 'ami-00aa61be0e9a8f948'}, 'us-east-1': {'ami': 'ami-0dd925351e231e8c7'}, 'us-east-2': {'ami': 'ami-06cb7cbcc0e8e90e8'}, 'us-west-1': {'ami': 'ami-0d8e4e7b60cd5f225'}, 'us-west-2': {'ami': 'ami-06ad92f74f2c20787'}})
ec2_security_group = template.add_resource(
ec2.SecurityGroup(
'EC2SecurityGroup',
Tags=[{'Key':'Name', 'Value':Ref('AWS::StackName')},],
GroupDescription='EC2 Security Group',
SecurityGroupIngress=[
ec2.SecurityGroupRule(
IpProtocol='tcp',
FromPort='22',
ToPort='22',
CidrIp='0.0.0.0/0',
Description='SSH'),
ec2.SecurityGroupRule(
IpProtocol='tcp',
FromPort='80',
ToPort='80',
CidrIp='0.0.0.0/0',
Description='HTTP'),
ec2.SecurityGroupRule(
IpProtocol='tcp',
FromPort='443',
ToPort='443',
CidrIp='0.0.0.0/0',
Description='HTTPS'),
],
)
)
ec2_instance = template.add_resource(
ec2.Instance(
'Instance',
Metadata=Metadata(
Init({
"config": InitConfig(
files=InitFiles({
"/tmp/instance.txt": InitFile(
content=Ref('AWS::StackName'),
mode="000644",
owner="root",
group="root"
)
}),
)
}),
),
CreationPolicy=CreationPolicy(
ResourceSignal=ResourceSignal(Timeout='PT15M')
),
Tags=[{'Key':'Name', 'Value':Ref('AWS::StackName')},],
ImageId=FindInMap('RegionMap', Ref('AWS::Region'), 'ami'),
InstanceType='t2.2xlarge',
KeyName=Ref(keyname_param),
SecurityGroups=[Ref(ec2_security_group)],
UserData=Base64(
Join(
'',
[
'#!/bin/bash -x\n',
'exec > /tmp/user-data.log 2>&1\n',
'unset UCF_FORCE_CONFFOLD\n',
'export UCF_FORCE_CONFFNEW=YES\n',
'ucf --purge /boot/grub/menu.lst\n',
'export DEBIAN_FRONTEND=noninteractive\n',
'apt-get update\n',
'apt-get -o Dpkg::Options::="--force-confnew" --force-yes -fuy upgrade\n',
'apt-get install -y python-pip\n',
'pip install https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-latest.tar.gz\n',
'# Signal Cloudformation when set up is complete\n',
'/usr/local/bin/cfn-signal -e $? --resource=Instance --region=', Ref('AWS::Region'), ' --stack=', Ref('AWS::StackName'), '\n',
]
)
)
)
)
template.add_resource(
ec2.EIP(
'ElasticIP',
InstanceId=Ref(ec2_instance),
Domain='vpc'
)
)
template.add_output([
Output(
'InstanceDnsName',
Description='PublicDnsName',
Value=GetAtt(ec2_instance, 'PublicDnsName'),
),
])
print(template.to_yaml())
# Docker doesn't see the new block device until restarted
service docker stop && service docker start
systemctl start ecs
# Start up the cfn-hup daemon to listen for changes
# to the metadata
/opt/aws/bin/cfn-hup || error_exit 'Failed to start cfn-hup
# Signal the status from cfn-init
/opt/aws/bin/cfn-signal -e $? --stack ${AWS::StackName} \
--resource NetKANCompute --region ${AWS::Region}
""")
cfn_hup = InitFile(
content=Sub("[main]\nstack=${AWS::StackId}\nregion=${AWS::Region}\n"),
mode='000400',
owner='root',
group='root')
reloader = InitFile(content=Sub("""
[cfn-auto-reloader-hook]
triggers=post.add, post.update
path=Resources.NetKANCompute.Metadata.AWS::CloudFormation::Init
action=/opt/aws/bin/cfn-init -s ${AWS::StackId} -r NetKANCompute --region ${AWS::Region}
runas=root
"""))
docker = InitFile(content="""
{
"log-driver": "json-file",
"log-opts": {
"max-size": "20m",
"max-file": "3"
))
instance_metadata = Metadata(
Init({
'config': InitConfig(
packages={'yum': {'httpd': []}},
commands={
'copytest': {'command': 'cp /home/ec2-user/test.txt /var/www/html/'}
},
files=InitFiles({
'/etc/cfn/cfn-hup.conf': InitFile(content=Join('',
['[main]\n',
'stack=',
ref_stack_id,
'\n',
'region=',
ref_region,
'\n',
]),
mode='000400',
owner='root',
group='root'),
'/etc/cfn/hooks.d/cfn-auto-reloader.conf': InitFile(
content=Join('',
['[cfn-auto-reloader-hook]\n',
'triggers=post.update\n',
'path=Resources.WebServerInstance.\
Metadata.AWS::CloudFormation::Init\n',
'action=/opt/aws/bin/cfn-init -v ',
' --stack ',
ref_stack_name,
' --resource WebServerInstance ',
def add_ec2_instance(self):
instance_metadata = Metadata(
Init({
'config':
InitConfig(
packages={'yum': {
'openvpn': []
}},
files=InitFiles({
'/etc/openvpn/server.conf':
InitFile(content=Join('\n', [
'port 1194',
'proto tcp-server',
'dev tun1',
'ifconfig 172.16.1.2 172.16.1.3',
'status server-tcp.log',
'verb 3',
'secret /etc/openvpn/static.key',
'keepalive 10 60',
'ping-timer-rem',
'persist-tun',
'persist-key',
'user nobody',
'group nobody',
'daemon',
]),
mode='000644',
owner='root',
group='root'),
'/etc/openvpn/client.ovpn':
InitFile(content=Join('\n', [
'proto tcp-client',
'remote {{public_ip}}',
'port 1194',
'dev tun',
'secret /tmp/secret.key',
'ifconfig 10.4.0.2 10.4.0.1',
]),
mode='000644',
owner='root',
group='root'),
'/etc/cfn/cfn-hup.conf':
InitFile(content=Join('', [
'[main]\n',
'stack=',
Ref('AWS::StackId'),
'\n',
'region=',
Ref('AWS::Region'),
'\n',
]),
mode='000400',
owner='root',
group='root'),
'/etc/cfn/hooks.d/cfn-auto-reloader.conf':
InitFile(content=Join('', [
'[cfn-auto-reloader-hook]\n',
'triggers=post.update\n',
'path=Resources.OpenVpn.Metadata.AWS::CloudFormation::Init\n',
'action=/opt/aws/bin/cfn-init -v --stack ',
Ref('AWS::StackName'),
'--resource OpenVpn ',
' --region ',
Ref('AWS::Region'),
'\n',
'runas=root\n',
]))
}),
services={
'sysvinit':
InitServices({
'openvpn':
InitService(enabled=True,
ensureRunning=True,
files=['/etc/openvpn/server.conf']),
'cfn-hup':
InitService(
enabled=True,
ensureRunning=True,
files=[
'/etc/cfn/cfn-hup.conf',
'/etc/cfn/hooks.d/cfn-auto-reloader.conf'
])
})
})
}))
self.ec2_instance = self.template.add_resource(
ec2.Instance(
"OpenVpn",
ImageId=FindInMap("RegionMap", Ref("AWS::Region"), "AMI"),
InstanceType="t2.micro",
KeyName=self.sceptre_user_data["keyname"],
SecurityGroupIds=[Ref(self.securityGroup)],
IamInstanceProfile=Ref(self.cfninstanceprofile),
SubnetId=ImportValue('deploy-dev-vpc-PublicSubnet'),
Metadata=instance_metadata,
UserData=Base64(
Join('', [
'#!/bin/bash -xe\n',
'yum install easy-rsa -y --enablerepo=epel\n',
'yum update -y aws-cfn-bootstrap\n',
'/opt/aws/bin/cfn-init -v --stack ',
Ref('AWS::StackName'),
' --resource OpenVpn --region ',
Ref('AWS::Region'),
'\n',
'/opt/aws/bin/cfn-signal -e $? --stack ',
Ref('AWS::StackName'),
' --resource OpenVpn --region ',
Ref('AWS::Region'),
'\n',
'cd /etc/openvpn\n',
'openvpn --genkey --secret static.key\n',
'aws s3 cp static.key s3://',
ImportValue('deploy-dev-s3bucket-s3bucketname'),
'/\n',
'sudo modprobe iptable_nat',
'\n',
'echo 1 | sudo tee /proc/sys/net/ipv4/ip_forward',
'\n',
'sudo iptables -t nat -A POSTROUTING -s 10.4.0.1/2 -o eth0 -j MASQUERADE',
'\n',
'external_ip=`curl http://169.254.169.254/latest/meta-data/public-ipv4`',
'\n',
'sed -i "s|{{public_ip}}|$external_ip|g" /etc/openvpn/client.ovpn',
'\n',
'aws s3 cp client.ovpn s3://',
ImportValue('deploy-dev-s3bucket-s3bucketname'),
'\n',
])),
CreationPolicy=CreationPolicy(ResourceSignal=ResourceSignal(
Timeout='PT15M')),
Tags=Tags(Name="vpn-server"),
))
def main():
'''Function: Generates the Cloudformation template'''
template = Template()
keyname_param = template.add_parameter(
Parameter(
'KeyName',
Description='Name of an existing EC2 KeyPair for SSH access',
ConstraintDescription='must be the name of an existing EC2 KeyPair.',
Type='AWS::EC2::KeyPair::KeyName',
)
)
password_param = template.add_parameter(
Parameter(
'PassWord',
Type='String',
NoEcho=True,
MinLength=8,
MaxLength=64,
Description='Password for the admin account',
ConstraintDescription='A complex password at least eight chars long with alphanumeric characters, dashes and underscores.',
AllowedPattern="[-_a-zA-Z0-9]*",
)
)
ec2_security_group = template.add_resource(
ec2.SecurityGroup(
'SecurityGroup',
GroupDescription='SSH, HTTP/HTTPS open for 0.0.0.0/0',
SecurityGroupIngress=[
ec2.SecurityGroupRule(
IpProtocol='tcp',
FromPort='22',
ToPort='22',
CidrIp='0.0.0.0/0'),
ec2.SecurityGroupRule(
IpProtocol='tcp',
FromPort='80',
ToPort='80',
CidrIp='0.0.0.0/0'),
],
)
)
ec2_instance = template.add_resource(
ec2.Instance(
'Instance',
Metadata=Metadata(
Init({
"config": InitConfig(
files=InitFiles({
"/etc/nginx/conf.d/app.conf": InitFile(
content='server { listen 80 default_server; listen [::]:80 default_server; location / { proxy_pass http://localhost:8080; proxy_set_header Host $host; proxy_set_header X-Real-IP $remote_addr; } }',
mode="000644",
owner="root",
group="root"
)
}),
)
}),
),
CreationPolicy=CreationPolicy(
ResourceSignal=ResourceSignal(
Timeout='PT15M')),
Tags=[{'Key':'Name', 'Value':'Simple Stack Instance {}'.format(time.strftime('%c'))},],
ImageId='ami-39c28c41',
InstanceType='t2.micro',
KeyName=Ref(keyname_param),
SecurityGroups=[Ref(ec2_security_group)],
UserData=Base64(
Join(
'',
[
'#!/bin/bash -x\n',
'exec > /tmp/user-data.log 2>&1\n'
'apt-get update\n',
'apt-get install -y python-pip\n',
'pip install https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-latest.tar.gz\n',
'apt-get install -y nginx\n',
'apt-get install -y openjdk-8-jdk\n',
'/usr/local/bin/cfn-init --verbose --resource=Instance --region=', Ref('AWS::Region'), ' --stack=', Ref('AWS::StackName'), '\n',
'unlink /etc/nginx/sites-enabled/default\n'
'systemctl reload nginx\n',
'/usr/local/bin/cfn-signal -e 0 --resource Instance --region us-west-2 --stack simple\n',
]
)
)
)
)
template.add_output([
Output(
'PublicDnsName',
Description='PublicDnsName',
Value=GetAtt(ec2_instance, 'PublicDnsName'),
),
])
print(template.to_yaml())
'ContainerInstances',
Metadata=Metadata(
Init({
'config':
InitConfig(
files=InitFiles(
{
'/etc/cfn/cfn-hup.conf':
InitFile(
content=Join(
'',
[
'[main]\n',
'stack=',
Ref('AWS::StackId'), # NOQA
'\n',
'region=',
Ref('AWS::Region'),
'\n'
]), # NOQA
mode='000400',
owner='root',
group='root'),
'/etc/cfn/hooks.d/cfn-auto-reloader.conf':
InitFile(
content=Join(
'',
[
'[cfn-auto-reloader-hook]\n',
'triggers=post.update\n',
'path=Resources.ContainerInstances.Metadata.AWS::CloudFormation::Init\n', # NOQA
def main():
"""Generates the CloudFormation template"""
template = Template()
template.add_version('2010-09-09')
template.add_description(
'This template deploys an ECS cluster to the ' +
'provided VPC and subnets using an Auto Scaling Group')
# Parameters
# EnvironmentName
env_name_param = template.add_parameter(
Parameter(
'EnvironmentName',
Type='String',
Description=
'An environment name that will be prefixed to resource names',
))
# InstanceType
instance_type_param = template.add_parameter(
Parameter(
'InstanceType',
Type='String',
Default='t2.nano',
Description=
'Which instance type should we use to build the ECS cluster?',
AllowedValues=[
't2.nano',
't2.micro',
't2.small',
't2.medium',
't2.large',
't2.xlarge',
't2.2xlarge',
],
))
# ClusterSize
cluster_size_param = template.add_parameter(
Parameter(
'ClusterSize',
Type='Number',
Description='How many ECS hosts do you want to initially deploy?',
Default='1',
))
# VPC
template.add_parameter(
Parameter(
'VPC',
Type='AWS::EC2::VPC::Id',
Description=
'Choose which VPC this ECS cluster should be deployed to',
))
# Subnets
subnets_param = template.add_parameter(
Parameter(
'Subnets',
Type='List<AWS::EC2::Subnet::Id>',
Description=
'Choose which subnets this ECS cluster should be deployed to',
))
# SecurityGroup
sg_param = template.add_parameter(
Parameter(
'SecurityGroup',
Type='AWS::EC2::SecurityGroup::Id',
Description=
'Select the Security Group to use for the ECS cluster hosts',
))
# Mappings
# AWSRegionToAMI
template.add_mapping(
'AWSRegionToAMI',
{
'us-east-1': {
'AMI': 'ami-a58760b3'
},
'us-east-2': {
'AMI': 'ami-a6e4bec3'
},
'us-west-1': {
'AMI': 'ami-74cb9b14'
},
'us-west-2': {
'AMI': 'ami-5b6dde3b'
},
'eu-west-1': {
'AMI': 'ami-e3fbd290'
},
'eu-west-2': {
'AMI': 'ami-77f6fc13'
},
'eu-central-1': {
'AMI': 'ami-38dc1157'
},
'ap-northeast-1': {
'AMI': 'ami-30bdce57'
},
'ap-southeast-1': {
'AMI': 'ami-9f75ddfc'
},
'ap-southeast-2': {
'AMI': 'ami-cf393cac'
},
'ca-central-1': {
'AMI': 'ami-1b01b37f'
},
},
)
# Resources
ecs_role = template.add_resource(
Role(
'ECSRole',
Path='/',
RoleName=Sub('${EnvironmentName}-ECSRole-${AWS::Region}'),
AssumeRolePolicyDocument=awacs.aws.Policy(Statement=[
awacs.aws.Statement(
Effect=awacs.aws.Allow,
Action=[awacs.aws.Action('sts', 'AssumeRole')],
Principal=awacs.aws.Principal('Service',
['ec2.amazonaws.com']),
),
]),
Policies=[
Policy(
PolicyName='ecs-service',
PolicyDocument=awacs.aws.Policy(Statement=[
awacs.aws.Statement(
Effect=awacs.aws.Allow,
Action=[
awacs.aws.Action('ecs', 'CreateCluster'),
awacs.aws.Action(
'ecs', 'DeregisterContainerInstance'),
awacs.aws.Action('ecs',
'DiscoverPollEndpoint'),
awacs.aws.Action('ecs', 'Poll'),
awacs.aws.Action('ecs',
'RegisterContainerInstance'),
awacs.aws.Action('ecs',
'StartTelemetrySession'),
awacs.aws.Action('ecs', 'Submit*'),
awacs.aws.Action('logs', 'CreateLogStream'),
awacs.aws.Action(
'ecr', 'BatchCheckLayerAvailability'),
awacs.aws.Action('ecr', 'BatchGetImage'),
awacs.aws.Action('ecr',
'GetDownloadUrlForLayer'),
awacs.aws.Action('ecr',
'GetAuthorizationToken'),
],
Resource=['*'],
),
], ),
),
],
))
ecs_instance_profile = template.add_resource(
InstanceProfile(
'ECSInstanceProfile',
Path='/',
Roles=[Ref(ecs_role)],
))
# ECSCluster
ecs_cluster = template.add_resource(
Cluster(
'ECSCluster',
ClusterName=Ref(env_name_param),
))
instance_metadata = Metadata(
Init({
'config':
InitConfig(
commands={
'01_add_instance_to_cluster': {
'command':
Join('', [
'#!/bin/bash\n', 'echo ECS_CLUSTER=',
Ref(ecs_cluster), ' >> /etc/ecs/ecs.config'
])
},
},
files=InitFiles({
'/etc/cfn/cfn-hup.conf':
InitFile(
mode='000400',
owner='root',
group='root',
content=Join('', [
'[main]\n', 'stack=',
Ref('AWS::StackId'), '\n', 'region=',
Ref('AWS::Region'), '\n'
]),
),
'/etc/cfn/hooks.d/cfn-auto-reloader.conf':
InitFile(
mode='000400',
owner='root',
group='root',
content=Join('', [
'[cfn-auto-reloader-hook]\n',
'triggers=post.update\n',
'path=Resources.ContainerInstances.Metadata.AWS::CloudFormation::Init\n'
'action=/opt/aws/bin/cfn-init -v --region ',
Ref('AWS::Region'), ' --stack ',
Ref('AWS::StackId'),
' --resource ECSLaunchConfiguration\n'
]),
)
}),
services=InitServices({
'cfn-hup':
InitService(enabled='true',
ensureRunning='true',
files=[
'/etc/cfn/cfn-hup.conf',
'/etc/cfn/hooks.d/cfn-auto-reloader.conf'
])
}),
)
}))
ecs_launch_config = template.add_resource(
LaunchConfiguration(
'ECSLaunchConfiguration',
ImageId=FindInMap('AWSRegionToAMI', Ref('AWS::Region'), 'AMI'),
InstanceType=Ref(instance_type_param),
SecurityGroups=[Ref(sg_param)],
IamInstanceProfile=Ref(ecs_instance_profile),
UserData=Base64(
Join('', [
'#!/bin/bash\n',
'yum install -y aws-cfn-bootstrap\n',
'/opt/aws/bin/cfn-init -v --region ',
Ref('AWS::Region'),
' --stack ',
Ref('AWS::StackName'),
' --resource ECSLaunchConfiguration\n',
'/opt/aws/bin/cfn-signal -e $? --region ',
Ref('AWS::Region'),
' --stack ',
Ref('AWS::StackName'),
' --resource ECSAutoScalingGroup\n',
])),
Metadata=instance_metadata,
))
# ECSAutoScalingGroup:
template.add_resource(
AutoScalingGroup(
'ECSAutoScalingGroup',
VPCZoneIdentifier=Ref(subnets_param),
LaunchConfigurationName=Ref(ecs_launch_config),
MinSize=Ref(cluster_size_param),
MaxSize=Ref(cluster_size_param),
DesiredCapacity=Ref(cluster_size_param),
Tags=ASTags(Name=(Sub('${EnvironmentName} ECS host'), True)),
CreationPolicy=CreationPolicy(
ResourceSignal=ResourceSignal(Timeout='PT15M'), ),
UpdatePolicy=UpdatePolicy(
AutoScalingRollingUpdate=AutoScalingRollingUpdate(
MinInstancesInService='1',
MaxBatchSize='1',
PauseTime='PT15M',
WaitOnResourceSignals=True,
)),
))
# Output
template.add_output(
Output(
'Cluster',
Description='A reference to the ECS cluster',
Value=Ref(ecs_cluster),
))
print(template.to_json())