AWS IoT SiteWise identity-based policy examples
By default, IAM users and roles don't have permission to create or modify AWS IoT SiteWise resources. They also can't perform tasks using the AWS Management Console, AWS CLI, or AWS API. An IAM administrator must create IAM policies that grant users and roles permission to perform specific API operations on the specified resources they need. The administrator must then attach those policies to the IAM users or groups that require those permissions.
To learn how to create an IAM identity-based policy using these example JSON policy documents, see Creating policies on the JSON tab in the IAM User Guide.
Topics
Policy best practices
Identity-based policies are very powerful. They determine whether someone can create, access, or delete AWS IoT SiteWise resources in your account. These actions can incur costs for your AWS account. When you create or edit identity-based policies, follow these guidelines and recommendations:
-
Get started using AWS managed policies – To start using AWS IoT SiteWise quickly, use AWS managed policies to give your employees the permissions they need. These policies are already available in your account and are maintained and updated by AWS. For more information, see Get started using permissions with AWS managed policies in the IAM User Guide.
-
Grant least privilege – When you create custom policies, grant only the permissions required to perform a task. Start with a minimum set of permissions and grant additional permissions as necessary. Doing so is more secure than starting with permissions that are too lenient and then trying to tighten them later. For more information, see Grant least privilege in the IAM User Guide.
-
Enable MFA for sensitive operations – For extra security, require IAM users to use multi-factor authentication (MFA) to access sensitive resources or API operations. For more information, see Using multi-factor authentication (MFA) in AWS in the IAM User Guide.
-
Use policy conditions for extra security – To the extent that it's practical, define the conditions under which your identity-based policies allow access to a resource. For example, you can write conditions to specify a range of allowable IP addresses that a request must come from. You can also write conditions to allow requests only within a specified date or time range, or to require the use of SSL or MFA. For more information, see IAM JSON policy elements: Condition in the IAM User Guide.
Using the AWS IoT SiteWise console
To access the AWS IoT SiteWise console, you must have a minimum set of permissions. These permissions must allow you to list and view details about the AWS IoT SiteWise resources in your AWS account. If you create an identity-based policy that is more restrictive than the minimum required permissions, the console won't function as intended for entities (IAM users or roles) with that policy.
To ensure that those entities can still use the AWS IoT SiteWise console, attach the
AWSIoTSiteWiseConsoleFullAccess
You don't need to allow minimum console permissions for users that are making calls only to the AWS CLI or the AWS API. Instead, allow access to only the actions that match the API operation that you're trying to perform.
Allowing users to view their own permissions
This example shows how you might create a policy that allows IAM users to view the inline and managed policies that are attached to their user identity. This policy includes permissions to complete this action on the console or programmatically using the AWS CLI or AWS API.
{ "Version": "2012-10-17", "Statement": [ { "Sid": "ViewOwnUserInfo", "Effect": "Allow", "Action": [ "iam:GetUserPolicy", "iam:ListGroupsForUser", "iam:ListAttachedUserPolicies", "iam:ListUserPolicies", "iam:GetUser" ], "Resource": ["arn:aws:iam::*:user/${aws:username}"] }, { "Sid": "NavigateInConsole", "Effect": "Allow", "Action": [ "iam:GetGroupPolicy", "iam:GetPolicyVersion", "iam:GetPolicy", "iam:ListAttachedGroupPolicies", "iam:ListGroupPolicies", "iam:ListPolicyVersions", "iam:ListPolicies", "iam:ListUsers" ], "Resource": "*" } ] }
Allowing users to ingest data to assets in one hierarchy
In this example, you want to grant an IAM user in your AWS account access to write
data to all asset properties in a specific hierarchy of assets, starting from the root asset
a1b2c3d4-5678-90ab-cdef-22222EXAMPLE
. The policy grants the
iotsitewise:BatchPutAssetPropertyValue
permission to the user. This policy
uses the iotsitewise:assetHierarchyPath
condition key to restrict access to
assets whose hierarchy path matches the asset or its descendants.
{ "Version": "2012-10-17", "Statement": [ { "Sid": "PutAssetPropertyValuesForHierarchy", "Effect": "Allow", "Action": "iotsitewise:BatchPutAssetPropertyValue", "Resource": "arn:aws:iotsitewise:*:*:asset/*", "Condition": { "StringLike": { "iotsitewise:assetHierarchyPath": [ "/a1b2c3d4-5678-90ab-cdef-22222EXAMPLE", "/a1b2c3d4-5678-90ab-cdef-22222EXAMPLE/*" ] } } } ] }
Viewing AWS IoT SiteWise assets based on tags
You can use conditions in your identity-based policy to control access to
AWS IoT SiteWise resources based on tags. This example shows how you might create a policy
that allows viewing an asset. However, permission is granted only if the asset tag
Owner
has the value of that user's user name. This policy also grants the
permissions necessary to complete this action on the console.
{ "Version": "2012-10-17", "Statement": [ { "Sid": "ListAllAssets", "Effect": "Allow", "Action": [ "iotsitewise:ListAssets", "iotsitewise:ListAssociatedAssets" ], "Resource": "*" }, { "Sid": "DescribeAssetIfOwner", "Effect": "Allow", "Action": "iotsitewise:DescribeAsset", "Resource": "arn:aws:iotsitewise:*:*:asset/*", "Condition": { "StringEquals": { "aws:ResourceTag/Owner": "${aws:username}" } } } ] }
You can attach this policy to the IAM users in your account. If a user named
richard-roe
attempts to view an AWS IoT SiteWise asset, the asset must be
tagged Owner=richard-roe
or owner=richard-roe
. Otherwise he is
denied access. The condition tag key Owner
matches both Owner
and
owner
because condition key names are not case-sensitive. For more
information, see IAM
JSON Policy Elements: Condition in the IAM User Guide.