Permissions required to deploy a Lambda function via CDK. Replace "Lambda-Metrics-" with the prefix of your function, or remove it to grant unlimited function names.

AWS-Policy-CDK-Lambda-Deploy.json

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "CDKCloudFormationStacks",
            "Effect": "Allow",
            "Action": [
                "cloudformation:DescribeStacks"
            ],
            "Resource": "arn:aws:cloudformation:*:*:stack/CDKToolkit/*"
        },
        {
            "Sid": "CDKBucketAccess",
            "Effect": "Allow",
            "Action": [
                "s3:GetBucketLocation",
                "s3:GetObject",
                "s3:ListBucket",
                "s3:PutObject"
            ],
            "Resource": "arn:aws:s3:::cdk-*"
        },
        {
            "Sid": "CDKBucketList",
            "Effect": "Allow",
            "Action": "s3:ListAllMyBuckets",
            "Resource": "*"
        },
        {
            "Sid": "CloudFormationStacks",
            "Effect": "Allow",
            "Action": [
                "cloudformation:CreateChangeSet",
                "cloudformation:DescribeChangeSet",
                "cloudformation:DescribeStackEvents",
                "cloudformation:DescribeStacks",
                "cloudformation:ExecuteChangeSet"
            ],
            "Resource": "arn:aws:cloudformation:*:*:stack/Lambda-Metrics-*/*"
        },
        {
            "Sid": "CreateRoles",
            "Effect": "Allow",
            "Action": [
                "iam:AttachRolePolicy",
                "iam:CreateRole",
                "iam:GetRole",
                "iam:GetRolePolicy",
                "iam:ListRoleTags",
                "iam:PassRole",
                "iam:PutRolePolicy",
                "iam:TagRole"
            ],
            "Resource": "arn:aws:iam::*:role/Lambda-Metrics-*"
        },
        {
            "Sid": "Lambda",
            "Effect": "Allow",
            "Action": [
                "lambda:CreateFunction",
                "lambda:GetFunction"
            ],
            "Resource": "arn:aws:lambda:*:*:function:Lambda-Metrics-*"
        },
        {
            "Sid": "DeleteRolesOnlyRequiredToRollbackIfFailed",
            "Effect": "Allow",
            "Action": [
                "iam:DeleteRole",
                "iam:DeleteRolePolicy",
                "iam:DetachRolePolicy"
            ],
            "Resource": "arn:aws:iam::*:role/Lambda-Metrics-*"
        },
        {
            "Sid": "DeleteLambdaOnlyRequiredToRollbackIfFailed",
            "Effect": "Allow",
            "Action": [
                "lambda:DeleteFunction"
            ],
            "Resource": "arn:aws:lambda:*:*:function:Lambda-Metrics-*"
        }
    ]
}