{
  "AWSTemplateFormatVersion": "2010-09-09",
  "Description": "Demo-only stack that creates the IAM role required for the AWS SigV4 E2E validation.",
  "Parameters": {
    "TrustedAccountId": {
      "Type": "String",
      "Default": "123456789012",
      "Description": "AWS account ID that owns the STS helper user."
    },
    "TrustedUserName": {
      "Type": "String",
      "Default": "NangoSigV4StsUser",
      "Description": "IAM user name that Nango's STS helper uses."
    },
    "BucketName": {
      "Type": "String",
      "Default": "nango-sigv4-demo-bucket",
      "Description": "S3 bucket ARN suffix (without the arn prefix)."
    }
  },
  "Resources": {
    "NangoSigV4DemoRole": {
      "Type": "AWS::IAM::Role",
      "Properties": {
        "RoleName": {
          "Fn::Sub": "${AWS::StackName}-SigV4Role"
        },
        "AssumeRolePolicyDocument": {
          "Version": "2012-10-17",
          "Statement": [
            {
              "Effect": "Allow",
              "Principal": {
                "AWS": {
                  "Fn::Sub": "arn:aws:iam::${TrustedAccountId}:user/${TrustedUserName}"
                }
              },
              "Action": "sts:AssumeRole"
            }
          ]
        },
        "Policies": [
          {
            "PolicyName": "AllowSigV4BucketOps",
            "PolicyDocument": {
              "Version": "2012-10-17",
              "Statement": [
                {
                  "Effect": "Allow",
                  "Action": ["s3:ListBucket"],
                  "Resource": {
                    "Fn::Sub": "arn:aws:s3:::${BucketName}"
                  }
                },
                {
                  "Effect": "Allow",
                  "Action": ["s3:GetObject", "s3:PutObject"],
                  "Resource": {
                    "Fn::Sub": "arn:aws:s3:::${BucketName}/*"
                  }
                }
              ]
            }
          }
        ]
      }
    }
  },
  "Outputs": {
    "RoleArn": {
      "Description": "IAM Role ARN to copy into Nango Connect",
      "Value": {
        "Fn::GetAtt": ["NangoSigV4DemoRole", "Arn"]
      }
    }
  }
}