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rds-stack.yml
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rds-stack.yml
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Description: 'Database stack for Wordpress'
Parameters:
Environment:
Type: String
Description: Select the appropriate environment
AllowedValues:
- dev
- test
- uat
- prod
SecurityGroups:
Type: CommaDelimitedList
Description: List of securitygroups ids
PrivateSubnets:
Type: CommaDelimitedList
Description: List of private subnet ids
MasterUsername:
Default: 'wordpress'
Type: String
Description: Specify database root username
MasterUserPassword:
Default: 'somethingstrong'
Type: String
Description: Specify database password
DBName:
Default: 'WordPressDB'
Type: String
Description: Database name
RDSDBEngine:
Type: String
Description: Database Engine Version
Default: aurora
AllowedValues:
- aurora
- aurora-mysql
- aurora-postgresql
RDSEngineMode:
Type: String
Description: Database Engine mode
Default: serverless
AllowedValues:
- serverless
- provisioned
- parallelquery
- global
RDSInstaceType:
Type: String
Description: Database instace type
Default: db.r5.large
AllowedValues:
- db.t2.small
- db.t2.medium
- db.t3.small
- db.t3.medium
- db.r3.large
- db.r3.xlarge
- db.r3.2xlarge
- db.r3.4xlarge
- db.r3.8xlarge
- db.r4.large
- db.r4.xlarge
- db.r4.2xlarge
- db.r4,4xlarge
- db.r4.8xlarge
- db.r4.16xlarge
- db.r5.large
- db.r5.2xlarge
- db.r5.4xlarge
- db.r5.12xlarge
Resources:
RDSSubnetGroup:
Type: AWS::RDS::DBSubnetGroup
Properties:
DBSubnetGroupDescription: RDS Subnet Group
SubnetIds:
- !Select [0, !Ref PrivateSubnets ]
- !Select [1, !Ref PrivateSubnets ]
- !Select [2, !Ref PrivateSubnets ]
Tags:
- Key: Name
Value: RDSSubnetGroup
AuroraCluster:
Type: 'AWS::RDS::DBCluster'
DependsOn:
- RDSSubnetGroup
Properties:
AvailabilityZones:
- !Select [0, !GetAZs ]
- !Select [1, !GetAZs ]
- !Select [2, !GetAZs ]
BackupRetentionPeriod: '1'
DatabaseName: !Ref DBName
DBSubnetGroupName: !Ref RDSSubnetGroup
Engine: !Ref RDSDBEngine
MasterUsername: !Ref MasterUsername
MasterUserPassword: !Ref MasterUserPassword
EngineMode: !Ref RDSEngineMode
StorageEncrypted: true
ScalingConfiguration:
AutoPause: !If [UseProdCondition, False, True]
MaxCapacity: 256
MinCapacity: 1
Tags:
- Key: Name
Value: EcsRdsStack
VpcSecurityGroupIds:
- !Select [1, !Ref SecurityGroups ]
RDSAurora:
Type: AWS::RDS::DBInstance
Condition: IsNotServerLess
Properties:
AvailabilityZone: !Select [0, !GetAZs ]
Engine: !Ref RDSDBEngine
DBInstanceClass: !Ref RDSInstaceType
PubliclyAccessible: False
AllowMajorVersionUpgrade: False
AutoMinorVersionUpgrade: True
DBClusterIdentifier: !Ref AuroraCluster
RDSAuroraReplica:
Type: AWS::RDS::DBInstance
Condition: IsNotServerLess
Properties:
AvailabilityZone: !Select [2, !GetAZs ]
SourceDBInstanceIdentifier: !Ref RDSAurora
Tags:
- Key: Name
Value: RDSReplica
# SSMDBName:
# Type: AWS::SSM::Parameter
# Properties:
# Description: Database Name
# Name: ECSStackDBName
# Type: String
# Value: !Ref DBName
# SSMasterUsername:
# Type: AWS::SSM::Parameter
# Properties:
# Description: Database User Name
# Name: ECSStackDBUSER
# Type: String
# Value: !Ref MasterUsername
# SSMasterUserPassword:
# Type: AWS::SSM::Parameter
# Properties:
# Description: Database User Password
# Name: ECSStackDBUSERPasswd
# Type: String
# Value: !Ref MasterUserPassword
# SSDBEndpoint:
# DependsOn: AuroraCluster
# Type: AWS::SSM::Parameter
# Properties:
# Description: Database User Password
# Name: ECSStackDBUSER
# Type: String
# Value: !GetAtt AuroraCluster.Endpoint.Address
Conditions:
IsNotServerLess: !Not [ !Equals [!Ref RDSEngineMode, serverless] ]
UseProdCondition: !Equals [!Ref Environment, prod]
Outputs:
ClusterName:
Description: RDS Aurora Cluster Name
Value: !Ref AuroraCluster
RDSClusterEndpoint:
Description: Database cluster endpoint
Value: !GetAtt AuroraCluster.Endpoint.Address
Export:
Name: !Sub '${AWS::StackName}-RDSClusterEndpoint'
RDSSubnetGroup:
Description: DB subnet group
Value: !Ref RDSSubnetGroup