Indique políticas de dados

Apresenta todas as políticas de dados num projeto especificado.

Exemplo de código

Node.js

Antes de experimentar este exemplo, siga as Node.jsinstruções de configuração no início rápido do BigQuery com bibliotecas cliente. Para mais informações, consulte a API Node.js BigQuery documentação de referência.

Para se autenticar no BigQuery, configure as Credenciais padrão da aplicação. Para mais informações, consulte o artigo Configure a autenticação para bibliotecas de cliente.

const {DataPolicyServiceClient} =
  require('@google-cloud/bigquery-datapolicies').v2;
const {status} = require('@grpc/grpc-js');

const client = new DataPolicyServiceClient();

/**
 * Lists all data policies in a given project and location.
 *
 * Data policies define rules for data masking, row-level security, or column-level security.
 *
 * @param {string} projectId The Google Cloud project ID. (for example, 'example-project-id')
 * @param {string} location The Google Cloud location of the data policies. (For example, 'us')
 */
async function listDataPolicies(projectId, location) {
  const parent = `projects/${projectId}/locations/${location}`;

  const request = {
    parent,
  };

  try {
    console.log(
      `Listing data policies for project: ${projectId} in location: ${location}`,
    );
    const [dataPolicies] = await client.listDataPolicies(request);

    if (dataPolicies.length === 0) {
      console.log(
        `No data policies found in location ${location} for project ${projectId}.`,
      );
      return;
    }

    console.log('Data Policies:');
    for (const dataPolicy of dataPolicies) {
      console.log(`  Data Policy Name: ${dataPolicy.name}`);
      console.log(`    ID: ${dataPolicy.dataPolicyId}`);
      console.log(`    Type: ${dataPolicy.dataPolicyType}`);
      if (dataPolicy.policyTag) {
        console.log(`    Policy Tag: ${dataPolicy.policyTag}`);
      }
      if (dataPolicy.grantees && dataPolicy.grantees.length > 0) {
        console.log(`    Grantees: ${dataPolicy.grantees.join(', ')}`);
      }
      if (dataPolicy.dataMaskingPolicy) {
        if (dataPolicy.dataMaskingPolicy.predefinedExpression) {
          console.log(
            `    Data Masking Predefined Expression: ${dataPolicy.dataMaskingPolicy.predefinedExpression}`,
          );
        } else if (dataPolicy.dataMaskingPolicy.routine) {
          console.log(
            `    Data Masking Routine: ${dataPolicy.dataMaskingPolicy.routine}`,
          );
        }
      }
    }

    console.log(`Successfully listed ${dataPolicies.length} data policies.`);
  } catch (err) {
    if (err.code === status.NOT_FOUND) {
      console.error(
        `Error: The project or location '${location}' for project '${projectId}' was not found. ` +
          'Make sure the project ID and location are correct and that the BigQuery Data Policy API is enabled.',
      );
    } else if (err.code === status.PERMISSION_DENIED) {
      console.error(
        `Error: Permission denied when listing data policies for project '${projectId}' in location '${location}'. ` +
          'Make sure the authenticated account has the necessary permissions (For example, bigquery.datapolicies.list).',
      );
    } else {
      console.error(`Error listing data policies: ${err.message}`);
    }
  }
}

Python

Antes de experimentar este exemplo, siga as Pythoninstruções de configuração no início rápido do BigQuery com bibliotecas cliente. Para mais informações, consulte a API Python BigQuery documentação de referência.

Para se autenticar no BigQuery, configure as Credenciais padrão da aplicação. Para mais informações, consulte o artigo Configure a autenticação para bibliotecas de cliente.

import google.api_core.exceptions
from google.cloud import bigquery_datapolicies_v2

client = bigquery_datapolicies_v2.DataPolicyServiceClient()


def list_data_policies(project_id: str, location: str) -> None:
    """Lists all data policies in a specified project.

    Args:
        project_id: The Google Cloud project ID.
        location: The geographic location of the data policies (for example, "us", "us-central1").
    """

    parent = f"projects/{project_id}/locations/{location}"

    try:
        request = bigquery_datapolicies_v2.ListDataPoliciesRequest(parent=parent)

        print(
            f"Listing data policies for project '{project_id}' in location '{location}':"
        )
        page_result = client.list_data_policies(request=request)

        found_policies = False
        for data_policy in page_result:
            found_policies = True
            print(f"  Data Policy Name: {data_policy.name}")
            print(f"  Data Policy ID: {data_policy.data_policy_id}")
            print(f"  Data Policy Type: {data_policy.data_policy_type.name}")
            if data_policy.policy_tag:
                print(f"  Policy Tag: {data_policy.policy_tag}")
            if data_policy.grantees:
                print(f"  Grantees: {', '.join(data_policy.grantees)}")
            print("-" * 20)

        if not found_policies:
            print("No data policies found.")

    except google.api_core.exceptions.NotFound as e:
        print(f"Error: The specified project or location was not found or accessible.")
        print(f"Details: {e}")
        print(
            "Make sure the project ID and location are correct and you have the necessary permissions."
        )
    except Exception as e:
        print(f"An unexpected error occurred: {e}")

O que se segue?

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