​
Event Information

  • The google.spanner.admin.database.v1.DatabaseAdmin.DropDatabase event in GCP for CloudSpanner indicates that a database has been dropped or deleted.
  • This event is triggered when a user or an automated process initiates the deletion of a database in CloudSpanner.
  • The event provides information about the database that was dropped, including its name and the project and instance it belongs to.

​
Examples

  • Unauthorized access: If the security of the google.spanner.admin.database.v1.DatabaseAdmin.DropDatabase operation is compromised, it could potentially allow unauthorized users to drop databases in CloudSpanner. This could lead to data loss or unauthorized access to sensitive information.

  • Data integrity: If the security of the drop database operation is impacted, it could result in the accidental or malicious deletion of databases in CloudSpanner. This could lead to data loss and impact the integrity of the system.

  • Compliance violations: If the security of the drop database operation is compromised, it could result in non-compliance with regulatory requirements and industry standards. This could lead to legal and financial consequences for the organization.

​
Remediation

​
Using Console

  1. Enable VPC Service Controls:

    • Go to the GCP Console and navigate to the CloudSpanner instance.
    • Click on the “Edit” button to modify the instance settings.
    • Scroll down to the “VPC Service Controls” section and click on “Enable VPC Service Controls”.
    • Follow the prompts to configure the VPC Service Controls for the CloudSpanner instance.
    • Save the changes.

  2. Implement IAM Roles and Permissions:

    • Go to the GCP Console and navigate to the CloudSpanner instance.
    • Click on the “Permissions” tab to manage IAM roles and permissions.
    • Click on “Add Member” to add the desired user or service account.
    • Select the appropriate IAM role(s) for the user or service account.
    • Click on “Save” to apply the changes.

  3. Enable Audit Logging:

    • Go to the GCP Console and navigate to the CloudSpanner instance.
    • Click on the “Edit” button to modify the instance settings.
    • Scroll down to the “Audit Logging” section and click on “Enable Audit Logging”.
    • Select the desired audit logs to be enabled (e.g., Admin Activity, Data Access, System Event logs).
    • Save the changes.

Note: These steps may vary slightly depending on the specific version of the GCP Console and CloudSpanner. It is always recommended to refer to the official GCP documentation for the most up-to-date instructions.

​
Using CLI

To remediate the issues mentioned in the previous response for GCP CloudSpanner using GCP CLI, you can follow these steps:

  1. Enable VPC Service Controls for CloudSpanner:

    • Use the following command to enable VPC Service Controls for CloudSpanner: 
      gcloud services vpc-peerings update --service=servicenetworking.googleapis.com --network=projects/[PROJECT_ID]/global/networks/[NETWORK_NAME] --ranges=[IP_RANGE]
    • Replace [PROJECT_ID] with your GCP project ID, [NETWORK_NAME] with the name of your VPC network, and [IP_RANGE] with the IP range of your VPC network.

  2. Implement IAM Roles and Permissions:

    • Use the following command to grant the necessary IAM roles to the appropriate users or service accounts: 
      gcloud projects add-iam-policy-binding [PROJECT_ID] --member=[MEMBER] --role=[ROLE]
    • Replace [PROJECT_ID] with your GCP project ID, [MEMBER] with the email address or service account of the user, and [ROLE] with the desired IAM role.

  3. Enable Audit Logging for CloudSpanner:

    • Use the following command to enable audit logging for CloudSpanner: 
      gcloud logging sinks create [SINK_NAME] storage.googleapis.com/[BUCKET_NAME] --log-filter="resource.type=spanner_instance"
    • Replace [SINK_NAME] with a name for your logging sink, and [BUCKET_NAME] with the name of the Cloud Storage bucket where you want to store the logs.

Please note that the above commands are examples and may need to be modified based on your specific environment and requirements. Make sure to refer to the official GCP documentation for detailed instructions and additional options.

​
Using Python

To remediate the issues mentioned in the previous response for GCP CloudSpanner using Python, you can follow these steps:

  1. Enable VPC Service Controls:

    • Use the google-cloud-securitycenter library to enable VPC Service Controls for CloudSpanner.
    • You can use the update_organization_settings method to update the organization settings and enable VPC Service Controls.
    • Here’s an example Python script:
    from google.cloud import securitycenter

client = securitycenter.SecurityCenterClient()

organization_settings = client.get_organization_settings(name="organizations/{organization_id}")
organization_settings.enable_vpc_service_controls = True

client.update_organization_settings(organization_settings=organization_settings)

  2. Implement IAM Roles and Permissions:

    • Use the google-cloud-iam library to manage IAM roles and permissions for CloudSpanner.
    • You can use the add_iam_policy_binding method to add IAM policy bindings to grant appropriate roles and permissions.
    • Here’s an example Python script:
    from google.cloud import iam

client = iam.IAMClient()

policy = client.get_policy(request={"resource": "projects/{project_id}"})

policy.bindings.add(
    role="roles/cloudspanner.admin",
    members=["user:{user_email}"]
)

client.set_policy(request={"resource": "projects/{project_id}", "policy": policy})

  3. Implement Audit Logging:

    • Use the google-cloud-logging library to enable audit logging for CloudSpanner.
    • You can use the update_sink method to create or update a logging sink to export audit logs to a desired destination.
    • Here’s an example Python script:
    from google.cloud import logging_v2

client = logging_v2.LoggingServiceV2Client()

sink_name = "projects/{project_id}/sinks/{sink_name}"
destination = "pubsub.googleapis.com/projects/{project_id}/topics/{topic_name}"

sink = client.get_sink(request={"sink_name": sink_name})
sink.destination = destination

client.update_sink(request={"sink_name": sink_name, "sink": sink})

Please note that the above scripts are just examples and may need to be modified based on your specific requirements and configurations.