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Scope-CICD-Child.template
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Scope-CICD-Child.template
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{
"AWSTemplateFormatVersion": "2010-09-09",
"Description": "Creates the build account's infrastructure that allows for cross-account CodePipelines.",
"Parameters": {
"DevAccount": {
"Description": "AWS account number for dev.",
"Type": "Number"
},
"ProdAccount": {
"Description": "AWS account number for production.",
"Type": "Number"
},
"AllEnvironmentsCreated": {
"Description": "Must be false for initial creation of stacks. Afterwards it must be switched to true when all environments have been created.",
"Type": "String",
"AllowedValues": [
"True",
"False"
]
},
"Scope": {
"Type": "String"
},
"MasterPipeline": {
"Type": "String"
},
"Environment": {
"Type": "String"
},
"MasterS3BucketName": {
"Type": "String"
}
},
"Conditions": {
"NotInitialCreation": {
"Fn::Equals": [{
"Ref": "AllEnvironmentsCreated"
},
"True"
]
}
},
"Resources": {
"PolicyCodePipeline": {
"Type": "AWS::IAM::ManagedPolicy",
"DependsOn": "S3Bucket",
"Properties": {
"PolicyDocument": {
"Version": "2012-10-17",
"Statement": [{
"Sid": "AccessToS3ArtifactsBucket",
"Effect": "Allow",
"Action": [
"s3:PutObject",
"s3:GetBucketPolicy",
"s3:GetObject",
"s3:ListBucket"
],
"Resource": [{
"Fn::Sub": [
"${S3BucketArn}/*",
{
"S3BucketArn": {
"Fn::GetAtt": [
"S3Bucket",
"Arn"
]
}
}
]
},
{
"Fn::GetAtt": [
"S3Bucket",
"Arn"
]
}
]
},
{
"Fn::If": [
"NotInitialCreation",
{
"Sid": "AllowAssumeEnvironmentRoles",
"Effect": "Allow",
"Action": "sts:AssumeRole",
"Resource": [{
"Fn::Sub": "arn:aws:iam::${DevAccount}:role/dev-${MasterPipeline}-infra-${Scope}-CloudFormationRole"
},
{
"Fn::Sub": "arn:aws:iam::${DevAccount}:role/dev-${MasterPipeline}-infra-${Scope}-CodePipelineRole"
},
{
"Fn::Sub": "arn:aws:iam::${DevAccount}:role/dev-${MasterPipeline}-infra-${Scope}-CodeBuildRole"
},
{
"Fn::Sub": "arn:aws:iam::${ProdAccount}:role/prod-${MasterPipeline}-infra-${Scope}-CloudFormationRole"
},
{
"Fn::Sub": "arn:aws:iam::${ProdAccount}:role/prod-${MasterPipeline}-infra-${Scope}-CodePipelineRole"
},
{
"Fn::Sub": "arn:aws:iam::${ProdAccount}:role/prod-${MasterPipeline}-infra-${Scope}-CodeBuildRole"
}
]
},
{
"Ref": "AWS::NoValue"
}
]
},
{
"Sid": "UseKmsKey",
"Effect": "Allow",
"Action": [
"kms:DescribeKey",
"kms:GenerateDataKey*",
"kms:Encrypt",
"kms:ReEncrypt*",
"kms:Decrypt"
],
"Resource": [{
"Fn::GetAtt": [
"KmsKey",
"Arn"
]
}]
},
{
"Sid": "CodeCommitRepos",
"Effect": "Allow",
"Action": [
"codecommit:List*",
"codecommit:Get*",
"codecommit:GitPull",
"codecommit:UploadArchive",
"codecommit:CancelUploadArchive"
],
"Resource": "*"
},
{
"Sid": "CreateLogs",
"Effect": "Allow",
"Action": [
"logs:CreateLogStream",
"logs:CreateLogGroup",
"logs:PutLogEvents"
],
"Resource": "*"
},
{
"Sid": "DescribeCloudFormationStacks",
"Effect": "Allow",
"Action": [
"cloudformation:Describe*",
"cloudformation:ExecuteChangeSet"
],
"Resource": "*"
},
{
"Sid": "RunCodeBuild",
"Effect": "Allow",
"Action": [
"codebuild:StartBuild",
"codebuild:BatchGetBuilds"
],
"Resource": {
"Fn::Sub": "arn:aws:codebuild:*:${AWS::AccountId}:project/${Environment}-${MasterPipeline}-infra-${Scope}*"
}
}
]
}
}
},
"RoleCodePipeline": {
"Type": "AWS::IAM::Role",
"DependsOn": "PolicyCodePipeline",
"Properties": {
"AssumeRolePolicyDocument": {
"Version": "2012-10-17",
"Statement": [{
"Effect": "Allow",
"Principal": {
"Service": [
"codepipeline.amazonaws.com"
]
},
"Action": "sts:AssumeRole"
}]
},
"ManagedPolicyArns": [{
"Ref": "PolicyCodePipeline"
}],
"RoleName": {
"Fn::Sub": "${Environment}-${MasterPipeline}-infra-${Scope}-CodePipelineRole"
}
}
},
"KmsKey": {
"Type": "AWS::KMS::Key",
"Properties": {
"Description": "Key used for cross-account codepipline deployments",
"EnableKeyRotation": true,
"KeyPolicy": {
"Version": "2012-10-17",
"Id": {
"Fn::Sub": "${Environment}-${MasterPipeline}-infra-${Scope}"
},
"Statement": [{
"Sid": "Allows admin of the key",
"Effect": "Allow",
"Principal": {
"AWS": [{
"Fn::Sub": "arn:aws:iam::${AWS::AccountId}:root"
},
{
"Fn::Sub": "arn:aws:iam::${AWS::AccountId}:role/${Environment}-${MasterPipeline}-CloudFormationRole"
}
]
},
"Action": [
"kms:*"
],
"Resource": "*"
},
{
"Fn::If": [
"NotInitialCreation",
{
"Sid": "Allow other accounts to use the key.",
"Effect": "Allow",
"Principal": {
"AWS": [{
"Fn::Sub": "arn:aws:iam::${DevAccount}:role/dev-${MasterPipeline}-infra-${Scope}-CloudFormationRole"
},
{
"Fn::Sub": "arn:aws:iam::${DevAccount}:role/dev-${MasterPipeline}-infra-${Scope}-CodePipelineRole"
},
{
"Fn::Sub": "arn:aws:iam::${DevAccount}:role/dev-${MasterPipeline}-infra-${Scope}-CodeBuildRole"
},
{
"Fn::Sub": "arn:aws:iam::${ProdAccount}:role/prod-${MasterPipeline}-infra-${Scope}-CloudFormationRole"
},
{
"Fn::Sub": "arn:aws:iam::${ProdAccount}:role/prod-${MasterPipeline}-infra-${Scope}-CodePipelineRole"
},
{
"Fn::Sub": "arn:aws:iam::${ProdAccount}:role/prod-${MasterPipeline}-infra-${Scope}-CodeBuildRole"
}
]
},
"Action": [
"kms:DescribeKey",
"kms:Encrypt",
"kms:Decrypt",
"kms:ReEncrypt",
"kms:GenerateDataKey"
],
"Resource": "*"
},
{
"Ref": "AWS::NoValue"
}
]
}
]
}
}
},
"KmsAlias": {
"Type": "AWS::KMS::Alias",
"DependsOn": "KmsKey",
"Properties": {
"AliasName": {
"Fn::Sub": "alias/${Environment}-${MasterPipeline}-infra-${Scope}"
},
"TargetKeyId": {
"Ref": "KmsKey"
}
}
},
"S3Bucket": {
"Type": "AWS::S3::Bucket",
"Properties": {
"AccessControl": "Private"
}
},
"S3BucketPolicy": {
"Type": "AWS::S3::BucketPolicy",
"Properties": {
"Bucket": {
"Ref": "S3Bucket"
},
"PolicyDocument": {
"Version": "2012-10-17",
"Id": "SSEAndSSLPolicy",
"Statement": [{
"Sid": "DenyInsecureConnections",
"Effect": "Deny",
"Principal": "*",
"Action": "s3:*",
"Resource": {
"Fn::Sub": [
"${S3BucketArn}/*",
{
"S3BucketArn": {
"Fn::GetAtt": [
"S3Bucket",
"Arn"
]
}
}
]
},
"Condition": {
"Bool": {
"aws:SecureTransport": false
}
}
},
{
"Fn::If": [
"NotInitialCreation",
{
"Sid": "AccountsAllowedToS3Bucket",
"Effect": "Allow",
"Principal": {
"AWS": [{
"Fn::Sub": "arn:aws:iam::${DevAccount}:role/dev-${MasterPipeline}-infra-${Scope}-CloudFormationRole"
},
{
"Fn::Sub": "arn:aws:iam::${DevAccount}:role/dev-${MasterPipeline}-infra-${Scope}-CodePipelineRole"
},
{
"Fn::Sub": "arn:aws:iam::${DevAccount}:role/dev-${MasterPipeline}-infra-${Scope}-CodeBuildRole"
},
{
"Fn::Sub": "arn:aws:iam::${ProdAccount}:role/prod-${MasterPipeline}-infra-${Scope}-CloudFormationRole"
},
{
"Fn::Sub": "arn:aws:iam::${ProdAccount}:role/prod-${MasterPipeline}-infra-${Scope}-CodePipelineRole"
},
{
"Fn::Sub": "arn:aws:iam::${ProdAccount}:role/prod-${MasterPipeline}-infra-${Scope}-CodeBuildRole"
},
{
"Fn::GetAtt": [
"RoleCodePipeline",
"Arn"
]
}
]
},
"Action": [
"s3:Get*",
"s3:Put*",
"s3:ListBucket"
],
"Resource": [{
"Fn::Sub": [
"${S3BucketArn}/*",
{
"S3BucketArn": {
"Fn::GetAtt": [
"S3Bucket",
"Arn"
]
}
}
]
},
{
"Fn::GetAtt": [
"S3Bucket",
"Arn"
]
}
]
},
{
"Ref": "AWS::NoValue"
}
]
}
]
}
}
}
},
"Outputs": {
"KmsCmkArn": {
"Value": {
"Fn::GetAtt": [
"KmsKey",
"Arn"
]
}
},
"S3BucketName": {
"Value": {
"Ref": "S3Bucket"
}
},
"CodePipelineRoleArn": {
"Value": {
"Fn::GetAtt": [
"RoleCodePipeline",
"Arn"
]
}
}
}
}