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4.app.yaml
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4.app.yaml
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AWSTemplateFormatVersion: '2010-09-09'
Transform: AWS::Serverless-2016-10-31
Description: >
Creates ECS Fargate service backed with EFS
Parameters:
EnvName:
Description: An environment name that is prefixed to resource names
Type: String
AllowedPattern: ^[a-zA-Z0-9-]*$
ConstraintDescription: Only alphanumeric values are allowed
AppName:
Description: Name of the application
Type: String
AllowedPattern: ^[a-zA-Z0-9-]*$
ConstraintDescription: Only alphanumeric values are allowed
Default: ghost
MasterSecretName:
Description: Name of the secret containing the DB master user and password
Type: String
ImageTag:
Description: Docker image to use
Type: String
Default: latest
DesiredCount:
Type: Number
Description: Number of container instances to run behind loadbalancer.
Default: 0
DomainName:
Type: String
Description: Custom DNS Name to use. Otherwise ALB default will be used
Default: ""
# ExistingCertificate:
# Type: String
# Description: Wildcard certificate (Must be in us-east-1)
Conditions:
DomainProvided: !Not [!Equals [!Ref DomainName, '']]
Resources:
## ALB
LoadBalancerSecurityGroup:
Type: 'AWS::EC2::SecurityGroup'
Properties:
GroupDescription: !Sub ${EnvName}-${AppName}-alb
VpcId:
Fn::ImportValue: !Sub ${EnvName}-VPC
LoadBalancerSecurityGroupInHttpFromWorld:
Type: 'AWS::EC2::SecurityGroupIngress'
Properties:
GroupId: !Ref LoadBalancerSecurityGroup
IpProtocol: tcp
FromPort: 80
ToPort: 80
CidrIp: '0.0.0.0/0'
# LoadBalancerSecurityGroupInHttpsFromWorld:
# Type: 'AWS::EC2::SecurityGroupIngress'
# Properties:
# GroupId: !Ref LoadBalancerSecurityGroup
# IpProtocol: tcp
# FromPort: 443
# ToPort: 443
# CidrIp: '0.0.0.0/0'
LoadBalancer:
Type: 'AWS::ElasticLoadBalancingV2::LoadBalancer'
Properties:
Type: application
Name: !Sub ${EnvName}-${AppName}
IpAddressType: ipv4
Scheme: internet-facing
SecurityGroups:
- !Ref LoadBalancerSecurityGroup
Subnets:
!Split
- ","
- Fn::ImportValue:
!Sub "${EnvName}-PublicSubnets"
Tags:
-
Key: Name
Value: !Sub ${EnvName}
-
Key: StackID
Value: !Ref 'AWS::StackId'
HttpListener:
Type: 'AWS::ElasticLoadBalancingV2::Listener'
Properties:
DefaultActions:
- RedirectConfig:
Port: '443'
Protocol: HTTPS
StatusCode: 'HTTP_301'
Type: redirect
LoadBalancerArn: !Ref LoadBalancer
Port: 80
Protocol: HTTP
# HttpsListener:
# Type: 'AWS::ElasticLoadBalancingV2::Listener'
# Properties:
# Certificates:
# - CertificateArn: !Ref ExistingCertificate
# DefaultActions:
# - FixedResponseConfig:
# ContentType: 'text/plain'
# MessageBody: default
# StatusCode: '404'
# Type: 'fixed-response'
# LoadBalancerArn: !Ref LoadBalancer
# Port: 443
# Protocol: HTTPS
TargetGroup:
Type: 'AWS::ElasticLoadBalancingV2::TargetGroup'
Properties:
Name: !Sub ${EnvName}-${AppName}
Protocol: HTTP
Port: 80 # overriden when containers are attached
TargetType: ip
VpcId:
Fn::ImportValue: !Sub "${EnvName}-VPC"
HealthCheckProtocol: HTTP
HealthCheckPath: '/'
HealthyThresholdCount: 2
UnhealthyThresholdCount: 2
HealthCheckTimeoutSeconds: 5
HealthCheckIntervalSeconds: 30
Matcher:
HttpCode: '200-399'
TargetGroupAttributes:
- Key: deregistration_delay.timeout_seconds
Value: 60
LoadBalancerListenerRuleAll:
Type: 'AWS::ElasticLoadBalancingV2::ListenerRule'
Properties:
Actions:
- Type: forward
TargetGroupArn: !Ref TargetGroup
Conditions:
- Field: path-pattern
Values:
- '/*'
ListenerArn: !Ref HttpListener
# ListenerArn: !Ref HttpsListener
Priority: 3
# Route53RecordAlb:
# Type: 'AWS::Route53::RecordSetGroup'
# Properties:
# HostedZoneId: !Ref HostedZoneId
# RecordSets:
# - Name:
# !Join
# - "-"
# -
# - Fn::ImportValue: !Sub "${VpcStack}-EnvName"
# - !Sub "api.${HostedZone}"
# Type: A
# AliasTarget:
# HostedZoneId: !GetAtt 'LoadBalancer.CanonicalHostedZoneID'
# DNSName: !GetAtt 'LoadBalancer.DNSName'
## ECS
Cluster:
Type: 'AWS::ECS::Cluster'
Properties:
ClusterName: !Ref EnvName
ClusterSettings:
- Name: containerInsights
Value: enabled
Tags:
- Key: Name
Value: !Ref EnvName
-
Key: StackID
Value: !Ref 'AWS::StackId'
TaskExecutionRole:
Type: 'AWS::IAM::Role'
Properties:
RoleName: !Sub '${EnvName}-${AWS::Region}-TaskExecutionRole'
AssumeRolePolicyDocument:
Statement:
- Effect: Allow
Principal:
Service: 'ecs-tasks.amazonaws.com'
Action: 'sts:AssumeRole'
Policies:
- PolicyName: AmazonECSTaskExecutionRolePolicy # https://docs.aws.amazon.com/AmazonECS/latest/developerguide/task_execution_IAM_role.html
PolicyDocument:
Statement:
- Effect: Allow
Action:
- 'ecr:GetAuthorizationToken'
- 'ecr:BatchCheckLayerAvailability'
- 'ecr:GetDownloadUrlForLayer'
- 'ecr:BatchGetImage'
Resource: '*'
- Effect: Allow
Action:
- 'logs:CreateLogStream'
- 'logs:PutLogEvents'
Resource: !GetAtt 'LogGroup.Arn'
- Effect: Allow
Action:
- secretsmanager:GetSecretValue
Resource: !Sub arn:aws:secretsmanager:${AWS::Region}:${AWS::AccountId}:secret:${MasterSecretName}*
TaskRole:
Type: 'AWS::IAM::Role'
Properties:
RoleName: !Sub '${EnvName}-${AWS::Region}-TaskRole'
AssumeRolePolicyDocument:
Statement:
- Effect: Allow
Principal:
Service: 'ecs-tasks.amazonaws.com'
Action: 'sts:AssumeRole'
Policies:
- PolicyName: IAM
PolicyDocument:
Statement:
- Effect: Allow
Action:
- elasticfilesystem:ClientMount
- elasticfilesystem:ClientWrite
- elasticfilesystem:ClientRootAccess
Resource:
Fn::Sub:
- arn:aws:elasticfilesystem:${AWS::Region}:${AWS::AccountId}:file-system/${FilesystemId}
- FilesystemId:
Fn::ImportValue: !Sub "${EnvName}-FilesystemId"
TaskDefinition:
Type: 'AWS::ECS::TaskDefinition'
Properties:
ContainerDefinitions:
- Name: !Ref AppName
Image: !Sub "${AWS::AccountId}.dkr.ecr.${AWS::Region}.amazonaws.com/${AppName}:${ImageTag}"
PortMappings:
- ContainerPort: 2368
Protocol: tcp
Essential: true
LogConfiguration:
LogDriver: awslogs
Options:
'awslogs-region': !Ref 'AWS::Region'
'awslogs-group': !Ref LogGroup
'awslogs-stream-prefix': !Ref AppName
MountPoints:
- ContainerPath: /var/lib/ghost/content
SourceVolume: efs-server-AP
Environment:
# - Name: NODE_ENV
# Value: development
- Name: url
Value:
Fn::If:
- DomainProvided
- !Sub "http://DomainProvided"
- !Sub "http://${LoadBalancer.DNSName}"
# - Name: DEBUG
# Value: ghost:*,ghost-config
- Name: database__client
Value: mysql
- Name: database__connection__host
Value:
Fn::ImportValue: !Sub "${EnvName}-DBAddress"
# - Name: database__connection__host
# Value: !Sub '{{resolve:secretsmanager:arn:aws:secretsmanager:${AWS::Region}:${AWS::AccountId}:secret:${MasterSecretName}:SecretString:host}}'
- Name: database__connection__user
Value: !Sub '{{resolve:secretsmanager:arn:aws:secretsmanager:${AWS::Region}:${AWS::AccountId}:secret:${MasterSecretName}:SecretString:username}}'
- Name: database__connection__database
Value: !Ref AppName
- Name: logging__transports
Value: '["stdout"]'
# - Name: logging__level
# Value: debug
Secrets:
- Name: database__connection__password
ValueFrom: !Sub 'arn:aws:secretsmanager:${AWS::Region}:${AWS::AccountId}:secret:${MasterSecretName}:password::'
## the very special syntax to get value of a password attribute
Volumes:
- Name: efs-server-AP
EFSVolumeConfiguration:
FilesystemId:
Fn::ImportValue: !Sub "${EnvName}-FilesystemId"
TransitEncryption: ENABLED
AuthorizationConfig:
AccessPointId:
Fn::ImportValue: !Sub "${EnvName}-AccessPointId"
IAM: ENABLED
Cpu: 1024
Memory: 2048
ExecutionRoleArn: !GetAtt 'TaskExecutionRole.Arn'
Family: !Sub '${EnvName}-${AppName}'
NetworkMode: awsvpc
RequiresCompatibilities: [FARGATE]
TaskRoleArn: !GetAtt 'TaskRole.Arn'
LogGroup:
Type: 'AWS::Logs::LogGroup'
Properties:
LogGroupName: !Sub '/ecs/${EnvName}-${AppName}'
RetentionInDays: 7
ServiceSecurityGroup:
Type: 'AWS::EC2::SecurityGroup'
Properties:
GroupDescription: !Sub '${EnvName}-${AppName}-service'
VpcId:
Fn::ImportValue: !Sub "${EnvName}-VPC"
SecurityGroupIngress:
- SourceSecurityGroupId: !Ref LoadBalancerSecurityGroup
FromPort: 2368
ToPort: 2368
IpProtocol: tcp
ClusterServiceSecurityGroupIngress:
Type: 'AWS::EC2::SecurityGroupIngress'
Properties:
GroupId:
Fn::ImportValue: !Sub "${EnvName}-DbSecurityGroup-GroupId"
IpProtocol: tcp
FromPort: 3306
ToPort: 3306
SourceSecurityGroupId: !Ref ServiceSecurityGroup
Description: 'Access to Fargate SG'
Service:
DependsOn: LoadBalancerListenerRuleAll
Type: 'AWS::ECS::Service'
Properties:
Cluster: !Ref Cluster
ServiceName: !Sub ${AppName}
DeploymentConfiguration:
MaximumPercent: 200
MinimumHealthyPercent: 100
DesiredCount: !Ref DesiredCount
HealthCheckGracePeriodSeconds: 0
LaunchType: FARGATE
LoadBalancers:
- ContainerName: !Sub ${AppName}
ContainerPort: 2368
TargetGroupArn: !Ref TargetGroup
NetworkConfiguration:
AwsvpcConfiguration:
AssignPublicIp: DISABLED
SecurityGroups:
- !Ref ServiceSecurityGroup
Subnets:
!Split
- ","
- Fn::ImportValue:
!Sub "${EnvName}-PrivateSubnets"
TaskDefinition: !Ref TaskDefinition
EfsSecurityGroupIngress:
Type: 'AWS::EC2::SecurityGroupIngress'
Properties:
GroupId:
Fn::ImportValue:
!Sub "${EnvName}-EfsSecurityGroup"
IpProtocol: tcp
FromPort: 2049
ToPort: 2049
SourceSecurityGroupId: !Ref ServiceSecurityGroup
Outputs:
LoadBalancerDNSName:
Value: !GetAtt LoadBalancer.DNSName
Export:
Name: !Sub '${EnvName}-LoadBalancer-DNSName'