Veranschaulicht die Suche nach sensiblen Daten in einer Datei in Cloud Storage.
Weitere Informationen
Eine ausführliche Dokumentation, die dieses Codebeispiel enthält, finden Sie hier:
Codebeispiel
C#
Informationen zum Installieren und Verwenden der Clientbibliothek für den Schutz sensibler Daten finden Sie unter Clientbibliotheken für den Schutz sensibler Daten.
Richten Sie Standardanmeldedaten für Anwendungen ein, um sich beim Schutz sensibler Daten zu authentifizieren. Weitere Informationen finden Sie unter Authentifizierung für eine lokale Entwicklungsumgebung einrichten.
using Google.Api.Gax.ResourceNames;
using Google.Cloud.Dlp.V2;
using Google.Cloud.PubSub.V1;
using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
using static Google.Cloud.Dlp.V2.InspectConfig.Types;
public class InspectGoogleCloudStorage
{
public static DlpJob InspectGCS(
string projectId,
Likelihood minLikelihood,
int maxFindings,
bool includeQuote,
IEnumerable<InfoType> infoTypes,
IEnumerable<CustomInfoType> customInfoTypes,
string bucketName,
string topicId,
string subscriptionId)
{
var inspectJob = new InspectJobConfig
{
StorageConfig = new StorageConfig
{
CloudStorageOptions = new CloudStorageOptions
{
FileSet = new CloudStorageOptions.Types.FileSet { Url = $"gs://{bucketName}/*.txt" },
BytesLimitPerFile = 1073741824
},
},
InspectConfig = new InspectConfig
{
InfoTypes = { infoTypes },
CustomInfoTypes = { customInfoTypes },
ExcludeInfoTypes = false,
IncludeQuote = includeQuote,
Limits = new FindingLimits
{
MaxFindingsPerRequest = maxFindings
},
MinLikelihood = minLikelihood
},
Actions =
{
new Google.Cloud.Dlp.V2.Action
{
// Send results to Pub/Sub topic
PubSub = new Google.Cloud.Dlp.V2.Action.Types.PublishToPubSub
{
Topic = topicId,
}
}
}
};
// Issue Create Dlp Job Request
var client = DlpServiceClient.Create();
var request = new CreateDlpJobRequest
{
InspectJob = inspectJob,
Parent = new LocationName(projectId, "global").ToString(),
};
// We need created job name
var dlpJob = client.CreateDlpJob(request);
// Get a pub/sub subscription and listen for DLP results
var fireEvent = new ManualResetEventSlim();
var subscriptionName = new SubscriptionName(projectId, subscriptionId);
var subscriber = SubscriberClient.CreateAsync(subscriptionName).Result;
subscriber.StartAsync(
(pubSubMessage, cancellationToken) =>
{
// Given a message that we receive on this subscription, we should either acknowledge or decline it
if (pubSubMessage.Attributes["DlpJobName"] == dlpJob.Name)
{
fireEvent.Set();
return Task.FromResult(SubscriberClient.Reply.Ack);
}
return Task.FromResult(SubscriberClient.Reply.Nack);
});
// We block here until receiving a signal from a separate thread that is waiting on a message indicating receiving a result of Dlp job
if (fireEvent.Wait(TimeSpan.FromMinutes(1)))
{
// Stop the thread that is listening to messages as a result of StartAsync call earlier
subscriber.StopAsync(CancellationToken.None).Wait();
// Now we can inspect full job results
var job = client.GetDlpJob(new GetDlpJobRequest { DlpJobName = new DlpJobName(projectId, dlpJob.Name) });
// Inspect Job details
Console.WriteLine($"Processed bytes: {job.InspectDetails.Result.ProcessedBytes}");
Console.WriteLine($"Total estimated bytes: {job.InspectDetails.Result.TotalEstimatedBytes}");
var stats = job.InspectDetails.Result.InfoTypeStats;
Console.WriteLine("Found stats:");
foreach (var stat in stats)
{
Console.WriteLine($"{stat.InfoType.Name}");
}
return job;
}
throw new InvalidOperationException("The wait failed on timeout");
}
}Go
Informationen zum Installieren und Verwenden der Clientbibliothek für den Schutz sensibler Daten finden Sie unter Clientbibliotheken für den Schutz sensibler Daten.
Richten Sie Standardanmeldedaten für Anwendungen ein, um sich beim Schutz sensibler Daten zu authentifizieren. Weitere Informationen finden Sie unter Authentifizierung für eine lokale Entwicklungsumgebung einrichten.
import (
"context"
"fmt"
"io"
"strings"
"time"
dlp "cloud.google.com/go/dlp/apiv2"
"cloud.google.com/go/dlp/apiv2/dlppb"
"cloud.google.com/go/pubsub"
)
// inspectGCSFile searches for the given info types in the given file.
func inspectGCSFile(w io.Writer, projectID string, infoTypeNames []string, customDictionaries []string, customRegexes []string, pubSubTopic, pubSubSub, bucketName, fileName string) error {
// projectID := "my-project-id"
// infoTypeNames := []string{"US_SOCIAL_SECURITY_NUMBER"}
// customDictionaries := []string{...}
// customRegexes := []string{...}
// pubSubTopic := "dlp-risk-sample-topic"
// pubSubSub := "dlp-risk-sample-sub"
// bucketName := "my-bucket"
// fileName := "my-file.txt"
ctx := context.Background()
client, err := dlp.NewClient(ctx)
if err != nil {
return fmt.Errorf("dlp.NewClient: %w", err)
}
// Convert the info type strings to a list of InfoTypes.
var infoTypes []*dlppb.InfoType
for _, it := range infoTypeNames {
infoTypes = append(infoTypes, &dlppb.InfoType{Name: it})
}
// Convert the custom dictionary word lists and custom regexes to a list of CustomInfoTypes.
var customInfoTypes []*dlppb.CustomInfoType
for idx, it := range customDictionaries {
customInfoTypes = append(customInfoTypes, &dlppb.CustomInfoType{
InfoType: &dlppb.InfoType{
Name: fmt.Sprintf("CUSTOM_DICTIONARY_%d", idx),
},
Type: &dlppb.CustomInfoType_Dictionary_{
Dictionary: &dlppb.CustomInfoType_Dictionary{
Source: &dlppb.CustomInfoType_Dictionary_WordList_{
WordList: &dlppb.CustomInfoType_Dictionary_WordList{
Words: strings.Split(it, ","),
},
},
},
},
})
}
for idx, it := range customRegexes {
customInfoTypes = append(customInfoTypes, &dlppb.CustomInfoType{
InfoType: &dlppb.InfoType{
Name: fmt.Sprintf("CUSTOM_REGEX_%d", idx),
},
Type: &dlppb.CustomInfoType_Regex_{
Regex: &dlppb.CustomInfoType_Regex{
Pattern: it,
},
},
})
}
// Create a PubSub Client used to listen for when the inspect job finishes.
pubsubClient, err := pubsub.NewClient(ctx, projectID)
if err != nil {
return fmt.Errorf("pubsub.NewClient: %w", err)
}
defer pubsubClient.Close()
// Create a PubSub subscription we can use to listen for messages.
// Create the Topic if it doesn't exist.
t := pubsubClient.Topic(pubSubTopic)
if exists, err := t.Exists(ctx); err != nil {
return fmt.Errorf("t.Exists: %w", err)
} else if !exists {
if t, err = pubsubClient.CreateTopic(ctx, pubSubTopic); err != nil {
return fmt.Errorf("CreateTopic: %w", err)
}
}
// Create the Subscription if it doesn't exist.
s := pubsubClient.Subscription(pubSubSub)
if exists, err := s.Exists(ctx); err != nil {
return fmt.Errorf("s.Exists: %w", err)
} else if !exists {
if s, err = pubsubClient.CreateSubscription(ctx, pubSubSub, pubsub.SubscriptionConfig{Topic: t}); err != nil {
return fmt.Errorf("CreateSubscription: %w", err)
}
}
// topic is the PubSub topic string where messages should be sent.
topic := "projects/" + projectID + "/topics/" + pubSubTopic
// Create a configured request.
req := &dlppb.CreateDlpJobRequest{
Parent: fmt.Sprintf("projects/%s/locations/global", projectID),
Job: &dlppb.CreateDlpJobRequest_InspectJob{
InspectJob: &dlppb.InspectJobConfig{
// StorageConfig describes where to find the data.
StorageConfig: &dlppb.StorageConfig{
Type: &dlppb.StorageConfig_CloudStorageOptions{
CloudStorageOptions: &dlppb.CloudStorageOptions{
FileSet: &dlppb.CloudStorageOptions_FileSet{
Url: "gs://" + bucketName + "/" + fileName,
},
},
},
},
// InspectConfig describes what fields to look for.
InspectConfig: &dlppb.InspectConfig{
InfoTypes: infoTypes,
CustomInfoTypes: customInfoTypes,
MinLikelihood: dlppb.Likelihood_POSSIBLE,
Limits: &dlppb.InspectConfig_FindingLimits{
MaxFindingsPerRequest: 10,
},
IncludeQuote: true,
},
// Send a message to PubSub using Actions.
Actions: []*dlppb.Action{
{
Action: &dlppb.Action_PubSub{
PubSub: &dlppb.Action_PublishToPubSub{
Topic: topic,
},
},
},
},
},
},
}
// Create the inspect job.
j, err := client.CreateDlpJob(ctx, req)
if err != nil {
return fmt.Errorf("CreateDlpJob: %w", err)
}
fmt.Fprintf(w, "Created job: %v\n", j.GetName())
// Wait for the inspect job to finish by waiting for a PubSub message.
// This only waits for 10 minutes. For long jobs, consider using a truly
// asynchronous execution model such as Cloud Functions.
ctx, cancel := context.WithTimeout(ctx, 10*time.Minute)
defer cancel()
err = s.Receive(ctx, func(ctx context.Context, msg *pubsub.Message) {
// If this is the wrong job, do not process the result.
if msg.Attributes["DlpJobName"] != j.GetName() {
msg.Nack()
return
}
msg.Ack()
// Stop listening for more messages.
defer cancel()
resp, err := client.GetDlpJob(ctx, &dlppb.GetDlpJobRequest{
Name: j.GetName(),
})
if err != nil {
fmt.Fprintf(w, "Cloud not get job: %v", err)
return
}
r := resp.GetInspectDetails().GetResult().GetInfoTypeStats()
if len(r) == 0 {
fmt.Fprintf(w, "No results")
}
for _, s := range r {
fmt.Fprintf(w, " Found %v instances of infoType %v\n", s.GetCount(), s.GetInfoType().GetName())
}
})
if err != nil {
return fmt.Errorf("Receive: %w", err)
}
return nil
}
Java
Informationen zum Installieren und Verwenden der Clientbibliothek für den Schutz sensibler Daten finden Sie unter Clientbibliotheken für den Schutz sensibler Daten.
Richten Sie Standardanmeldedaten für Anwendungen ein, um sich beim Schutz sensibler Daten zu authentifizieren. Weitere Informationen finden Sie unter Authentifizierung für eine lokale Entwicklungsumgebung einrichten.
import com.google.api.core.SettableApiFuture;
import com.google.cloud.dlp.v2.DlpServiceClient;
import com.google.cloud.pubsub.v1.AckReplyConsumer;
import com.google.cloud.pubsub.v1.MessageReceiver;
import com.google.cloud.pubsub.v1.Subscriber;
import com.google.privacy.dlp.v2.Action;
import com.google.privacy.dlp.v2.CloudStorageOptions;
import com.google.privacy.dlp.v2.CloudStorageOptions.FileSet;
import com.google.privacy.dlp.v2.CreateDlpJobRequest;
import com.google.privacy.dlp.v2.DlpJob;
import com.google.privacy.dlp.v2.GetDlpJobRequest;
import com.google.privacy.dlp.v2.InfoType;
import com.google.privacy.dlp.v2.InfoTypeStats;
import com.google.privacy.dlp.v2.InspectConfig;
import com.google.privacy.dlp.v2.InspectDataSourceDetails;
import com.google.privacy.dlp.v2.InspectJobConfig;
import com.google.privacy.dlp.v2.LocationName;
import com.google.privacy.dlp.v2.StorageConfig;
import com.google.pubsub.v1.ProjectSubscriptionName;
import com.google.pubsub.v1.PubsubMessage;
import java.io.IOException;
import java.util.List;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public class InspectGcsFile {
public static void main(String[] args) throws Exception {
// TODO(developer): Replace these variables before running the sample.
String projectId = "your-project-id";
String gcsUri = "gs://" + "your-bucket-name" + "/path/to/your/file.txt";
String topicId = "your-pubsub-topic-id";
String subscriptionId = "your-pubsub-subscription-id";
inspectGcsFile(projectId, gcsUri, topicId, subscriptionId);
}
// Inspects a file in a Google Cloud Storage Bucket.
public static void inspectGcsFile(
String projectId, String gcsUri, String topicId, String subscriptionId)
throws ExecutionException, InterruptedException, IOException {
// Initialize client that will be used to send requests. This client only needs to be created
// once, and can be reused for multiple requests. After completing all of your requests, call
// the "close" method on the client to safely clean up any remaining background resources.
try (DlpServiceClient dlp = DlpServiceClient.create()) {
// Specify the GCS file to be inspected.
CloudStorageOptions cloudStorageOptions =
CloudStorageOptions.newBuilder().setFileSet(FileSet.newBuilder().setUrl(gcsUri)).build();
StorageConfig storageConfig =
StorageConfig.newBuilder().setCloudStorageOptions(cloudStorageOptions).build();
// Specify the type of info the inspection will look for.
// See https://cloud.google.com/dlp/docs/infotypes-reference for complete list of info types
List<InfoType> infoTypes =
Stream.of("PHONE_NUMBER", "EMAIL_ADDRESS", "CREDIT_CARD_NUMBER")
.map(it -> InfoType.newBuilder().setName(it).build())
.collect(Collectors.toList());
// Specify how the content should be inspected.
InspectConfig inspectConfig =
InspectConfig.newBuilder().addAllInfoTypes(infoTypes).setIncludeQuote(true).build();
// Specify the action that is triggered when the job completes.
String pubSubTopic = String.format("projects/%s/topics/%s", projectId, topicId);
Action.PublishToPubSub publishToPubSub =
Action.PublishToPubSub.newBuilder().setTopic(pubSubTopic).build();
Action action = Action.newBuilder().setPubSub(publishToPubSub).build();
// Configure the long running job we want the service to perform.
InspectJobConfig inspectJobConfig =
InspectJobConfig.newBuilder()
.setStorageConfig(storageConfig)
.setInspectConfig(inspectConfig)
.addActions(action)
.build();
// Create the request for the job configured above.
CreateDlpJobRequest createDlpJobRequest =
CreateDlpJobRequest.newBuilder()
.setParent(LocationName.of(projectId, "global").toString())
.setInspectJob(inspectJobConfig)
.build();
// Use the client to send the request.
final DlpJob dlpJob = dlp.createDlpJob(createDlpJobRequest);
System.out.println("Job created: " + dlpJob.getName());
// Set up a Pub/Sub subscriber to listen on the job completion status
final SettableApiFuture<Boolean> done = SettableApiFuture.create();
ProjectSubscriptionName subscriptionName =
ProjectSubscriptionName.of(projectId, subscriptionId);
MessageReceiver messageHandler =
(PubsubMessage pubsubMessage, AckReplyConsumer ackReplyConsumer) -> {
handleMessage(dlpJob, done, pubsubMessage, ackReplyConsumer);
};
Subscriber subscriber = Subscriber.newBuilder(subscriptionName, messageHandler).build();
subscriber.startAsync();
// Wait for job completion semi-synchronously
// For long jobs, consider using a truly asynchronous execution model such as Cloud Functions
try {
done.get(15, TimeUnit.MINUTES);
} catch (TimeoutException e) {
System.out.println("Job was not completed after 15 minutes.");
return;
} finally {
subscriber.stopAsync();
subscriber.awaitTerminated();
}
// Get the latest state of the job from the service
GetDlpJobRequest request = GetDlpJobRequest.newBuilder().setName(dlpJob.getName()).build();
DlpJob completedJob = dlp.getDlpJob(request);
// Parse the response and process results.
System.out.println("Job status: " + completedJob.getState());
System.out.println("Job name: " + dlpJob.getName());
InspectDataSourceDetails.Result result = completedJob.getInspectDetails().getResult();
System.out.println("Findings: ");
for (InfoTypeStats infoTypeStat : result.getInfoTypeStatsList()) {
System.out.print("\tInfo type: " + infoTypeStat.getInfoType().getName());
System.out.println("\tCount: " + infoTypeStat.getCount());
}
}
}
// handleMessage injects the job and settableFuture into the message reciever interface
private static void handleMessage(
DlpJob job,
SettableApiFuture<Boolean> done,
PubsubMessage pubsubMessage,
AckReplyConsumer ackReplyConsumer) {
String messageAttribute = pubsubMessage.getAttributesMap().get("DlpJobName");
if (job.getName().equals(messageAttribute)) {
done.set(true);
ackReplyConsumer.ack();
} else {
ackReplyConsumer.nack();
}
}
}Node.js
Informationen zum Installieren und Verwenden der Clientbibliothek für den Schutz sensibler Daten finden Sie unter Clientbibliotheken für den Schutz sensibler Daten.
Richten Sie Standardanmeldedaten für Anwendungen ein, um sich beim Schutz sensibler Daten zu authentifizieren. Weitere Informationen finden Sie unter Authentifizierung für eine lokale Entwicklungsumgebung einrichten.
// Import the Google Cloud client libraries
const DLP = require('@google-cloud/dlp');
const {PubSub} = require('@google-cloud/pubsub');
// Instantiates clients
const dlp = new DLP.DlpServiceClient();
const pubsub = new PubSub();
// The project ID to run the API call under
// const projectId = 'my-project';
// The name of the bucket where the file resides.
// const bucketName = 'YOUR-BUCKET';
// The path to the file within the bucket to inspect.
// Can contain wildcards, e.g. "my-image.*"
// const fileName = 'my-image.png';
// The minimum likelihood required before returning a match
// const minLikelihood = 'LIKELIHOOD_UNSPECIFIED';
// The maximum number of findings to report per request (0 = server maximum)
// const maxFindings = 0;
// The infoTypes of information to match
// const infoTypes = [{ name: 'PHONE_NUMBER' }, { name: 'EMAIL_ADDRESS' }, { name: 'CREDIT_CARD_NUMBER' }];
// The customInfoTypes of information to match
// const customInfoTypes = [{ infoType: { name: 'DICT_TYPE' }, dictionary: { wordList: { words: ['foo', 'bar', 'baz']}}},
// { infoType: { name: 'REGEX_TYPE' }, regex: {pattern: '\\(\\d{3}\\) \\d{3}-\\d{4}'}}];
// The name of the Pub/Sub topic to notify once the job completes
// TODO(developer): create a Pub/Sub topic to use for this
// const topicId = 'MY-PUBSUB-TOPIC'
// The name of the Pub/Sub subscription to use when listening for job
// completion notifications
// TODO(developer): create a Pub/Sub subscription to use for this
// const subscriptionId = 'MY-PUBSUB-SUBSCRIPTION'
async function inspectGCSFile() {
// Get reference to the file to be inspected
const storageItem = {
cloudStorageOptions: {
fileSet: {url: `gs://${bucketName}/${fileName}`},
},
};
// Construct request for creating an inspect job
const request = {
parent: `projects/${projectId}/locations/global`,
inspectJob: {
inspectConfig: {
infoTypes: infoTypes,
customInfoTypes: customInfoTypes,
minLikelihood: minLikelihood,
limits: {
maxFindingsPerRequest: maxFindings,
},
},
storageConfig: storageItem,
actions: [
{
pubSub: {
topic: `projects/${projectId}/topics/${topicId}`,
},
},
],
},
};
// Create a GCS File inspection job and wait for it to complete
const [topicResponse] = await pubsub.topic(topicId).get();
// Verify the Pub/Sub topic and listen for job notifications via an
// existing subscription.
const subscription = await topicResponse.subscription(subscriptionId);
const [jobsResponse] = await dlp.createDlpJob(request);
// Get the job's ID
const jobName = jobsResponse.name;
// Watch the Pub/Sub topic until the DLP job finishes
await new Promise((resolve, reject) => {
const messageHandler = message => {
if (message.attributes && message.attributes.DlpJobName === jobName) {
message.ack();
subscription.removeListener('message', messageHandler);
subscription.removeListener('error', errorHandler);
resolve(jobName);
} else {
message.nack();
}
};
const errorHandler = err => {
subscription.removeListener('message', messageHandler);
subscription.removeListener('error', errorHandler);
reject(err);
};
subscription.on('message', messageHandler);
subscription.on('error', errorHandler);
});
setTimeout(() => {
console.log('Waiting for DLP job to fully complete');
}, 500);
const [job] = await dlp.getDlpJob({name: jobName});
console.log(`Job ${job.name} status: ${job.state}`);
const infoTypeStats = job.inspectDetails.result.infoTypeStats;
if (infoTypeStats.length > 0) {
infoTypeStats.forEach(infoTypeStat => {
console.log(
` Found ${infoTypeStat.count} instance(s) of infoType ${infoTypeStat.infoType.name}.`
);
});
} else {
console.log('No findings.');
}
}
await inspectGCSFile();PHP
Informationen zum Installieren und Verwenden der Clientbibliothek für den Schutz sensibler Daten finden Sie unter Clientbibliotheken für den Schutz sensibler Daten.
Richten Sie Standardanmeldedaten für Anwendungen ein, um sich beim Schutz sensibler Daten zu authentifizieren. Weitere Informationen finden Sie unter Authentifizierung für eine lokale Entwicklungsumgebung einrichten.
use Google\Cloud\Dlp\V2\Action;
use Google\Cloud\Dlp\V2\Action\PublishToPubSub;
use Google\Cloud\Dlp\V2\Client\DlpServiceClient;
use Google\Cloud\Dlp\V2\CloudStorageOptions;
use Google\Cloud\Dlp\V2\CloudStorageOptions\FileSet;
use Google\Cloud\Dlp\V2\CreateDlpJobRequest;
use Google\Cloud\Dlp\V2\DlpJob\JobState;
use Google\Cloud\Dlp\V2\GetDlpJobRequest;
use Google\Cloud\Dlp\V2\InfoType;
use Google\Cloud\Dlp\V2\InspectConfig;
use Google\Cloud\Dlp\V2\InspectConfig\FindingLimits;
use Google\Cloud\Dlp\V2\InspectJobConfig;
use Google\Cloud\Dlp\V2\Likelihood;
use Google\Cloud\Dlp\V2\StorageConfig;
use Google\Cloud\PubSub\PubSubClient;
/**
* Inspect a file stored on Google Cloud Storage , using Pub/Sub for job status notifications.
*
* @param string $callingProjectId The project ID to run the API call under
* @param string $topicId The name of the Pub/Sub topic to notify once the job completes
* @param string $subscriptionId The name of the Pub/Sub subscription to use when listening for job
* @param string $bucketId The name of the bucket where the file resides
* @param string $file The path to the file within the bucket to inspect. Can contain wildcards e.g. "my-image.*"
* @param int $maxFindings (Optional) The maximum number of findings to report per request (0 = server maximum)
*/
function inspect_gcs(
string $callingProjectId,
string $topicId,
string $subscriptionId,
string $bucketId,
string $file,
int $maxFindings = 0
): void {
// Instantiate a client.
$dlp = new DlpServiceClient();
$pubsub = new PubSubClient();
$topic = $pubsub->topic($topicId);
// The infoTypes of information to match
$personNameInfoType = (new InfoType())
->setName('PERSON_NAME');
$creditCardNumberInfoType = (new InfoType())
->setName('CREDIT_CARD_NUMBER');
$infoTypes = [$personNameInfoType, $creditCardNumberInfoType];
// The minimum likelihood required before returning a match
$minLikelihood = likelihood::LIKELIHOOD_UNSPECIFIED;
// Specify finding limits
$limits = (new FindingLimits())
->setMaxFindingsPerRequest($maxFindings);
// Construct items to be inspected
$fileSet = (new FileSet())
->setUrl('gs://' . $bucketId . '/' . $file);
$cloudStorageOptions = (new CloudStorageOptions())
->setFileSet($fileSet);
$storageConfig = (new StorageConfig())
->setCloudStorageOptions($cloudStorageOptions);
// Construct the inspect config object
$inspectConfig = (new InspectConfig())
->setMinLikelihood($minLikelihood)
->setLimits($limits)
->setInfoTypes($infoTypes);
// Construct the action to run when job completes
$pubSubAction = (new PublishToPubSub())
->setTopic($topic->name());
$action = (new Action())
->setPubSub($pubSubAction);
// Construct inspect job config to run
$inspectJob = (new InspectJobConfig())
->setInspectConfig($inspectConfig)
->setStorageConfig($storageConfig)
->setActions([$action]);
// Listen for job notifications via an existing topic/subscription.
$subscription = $topic->subscription($subscriptionId);
// Submit request
$parent = "projects/$callingProjectId/locations/global";
$createDlpJobRequest = (new CreateDlpJobRequest())
->setParent($parent)
->setInspectJob($inspectJob);
$job = $dlp->createDlpJob($createDlpJobRequest);
// Poll Pub/Sub using exponential backoff until job finishes
// Consider using an asynchronous execution model such as Cloud Functions
$attempt = 1;
$startTime = time();
do {
foreach ($subscription->pull() as $message) {
if (
isset($message->attributes()['DlpJobName']) &&
$message->attributes()['DlpJobName'] === $job->getName()
) {
$subscription->acknowledge($message);
// Get the updated job. Loop to avoid race condition with DLP API.
do {
$getDlpJobRequest = (new GetDlpJobRequest())
->setName($job->getName());
$job = $dlp->getDlpJob($getDlpJobRequest);
} while ($job->getState() == JobState::RUNNING);
break 2; // break from parent do while
}
}
print('Waiting for job to complete' . PHP_EOL);
// Exponential backoff with max delay of 60 seconds
sleep(min(60, pow(2, ++$attempt)));
} while (time() - $startTime < 600); // 10 minute timeout
// Print finding counts
printf('Job %s status: %s' . PHP_EOL, $job->getName(), JobState::name($job->getState()));
switch ($job->getState()) {
case JobState::DONE:
$infoTypeStats = $job->getInspectDetails()->getResult()->getInfoTypeStats();
if (count($infoTypeStats) === 0) {
print('No findings.' . PHP_EOL);
} else {
foreach ($infoTypeStats as $infoTypeStat) {
printf(' Found %s instance(s) of infoType %s' . PHP_EOL, $infoTypeStat->getCount(), $infoTypeStat->getInfoType()->getName());
}
}
break;
case JobState::FAILED:
printf('Job %s had errors:' . PHP_EOL, $job->getName());
$errors = $job->getErrors();
foreach ($errors as $error) {
var_dump($error->getDetails());
}
break;
case JobState::PENDING:
print('Job has not completed. Consider a longer timeout or an asynchronous execution model' . PHP_EOL);
break;
default:
print('Unexpected job state. Most likely, the job is either running or has not yet started.');
}
}Python
Informationen zum Installieren und Verwenden der Clientbibliothek für den Schutz sensibler Daten finden Sie unter Clientbibliotheken für den Schutz sensibler Daten.
Richten Sie Standardanmeldedaten für Anwendungen ein, um sich beim Schutz sensibler Daten zu authentifizieren. Weitere Informationen finden Sie unter Authentifizierung für eine lokale Entwicklungsumgebung einrichten.
import threading
from typing import List, Optional
import google.cloud.dlp
import google.cloud.pubsub
def inspect_gcs_file(
project: str,
bucket: str,
filename: str,
topic_id: str,
subscription_id: str,
info_types: List[str],
custom_dictionaries: List[str] = None,
custom_regexes: List[str] = None,
min_likelihood: Optional[str] = None,
max_findings: Optional[int] = None,
timeout: int = 300,
) -> None:
"""Uses the Data Loss Prevention API to analyze a file on GCS.
Args:
project: The Google Cloud project id to use as a parent resource.
bucket: The name of the GCS bucket containing the file, as a string.
filename: The name of the file in the bucket, including the path, as a
string; e.g. 'images/myfile.png'.
topic_id: The id of the Cloud Pub/Sub topic to which the API will
broadcast job completion. The topic must already exist.
subscription_id: The id of the Cloud Pub/Sub subscription to listen on
while waiting for job completion. The subscription must already
exist and be subscribed to the topic.
info_types: A list of strings representing info types to look for.
A full list of info type categories can be fetched from the API.
min_likelihood: A string representing the minimum likelihood threshold
that constitutes a match. One of: 'LIKELIHOOD_UNSPECIFIED',
'VERY_UNLIKELY', 'UNLIKELY', 'POSSIBLE', 'LIKELY', 'VERY_LIKELY'.
max_findings: The maximum number of findings to report; 0 = no maximum.
timeout: The number of seconds to wait for a response from the API.
Returns:
None; the response from the API is printed to the terminal.
"""
# Instantiate a client.
dlp = google.cloud.dlp_v2.DlpServiceClient()
# Prepare info_types by converting the list of strings into a list of
# dictionaries (protos are also accepted).
if not info_types:
info_types = ["FIRST_NAME", "LAST_NAME", "EMAIL_ADDRESS"]
info_types = [{"name": info_type} for info_type in info_types]
# Prepare custom_info_types by parsing the dictionary word lists and
# regex patterns.
if custom_dictionaries is None:
custom_dictionaries = []
dictionaries = [
{
"info_type": {"name": f"CUSTOM_DICTIONARY_{i}"},
"dictionary": {"word_list": {"words": custom_dict.split(",")}},
}
for i, custom_dict in enumerate(custom_dictionaries)
]
if custom_regexes is None:
custom_regexes = []
regexes = [
{
"info_type": {"name": f"CUSTOM_REGEX_{i}"},
"regex": {"pattern": custom_regex},
}
for i, custom_regex in enumerate(custom_regexes)
]
custom_info_types = dictionaries + regexes
# Construct the configuration dictionary. Keys which are None may
# optionally be omitted entirely.
inspect_config = {
"info_types": info_types,
"custom_info_types": custom_info_types,
"min_likelihood": min_likelihood,
"limits": {"max_findings_per_request": max_findings},
}
# Construct a storage_config containing the file's URL.
url = f"gs://{bucket}/{filename}"
storage_config = {"cloud_storage_options": {"file_set": {"url": url}}}
# Convert the project id into full resource ids.
topic = google.cloud.pubsub.PublisherClient.topic_path(project, topic_id)
parent = f"projects/{project}/locations/global"
# Tell the API where to send a notification when the job is complete.
actions = [{"pub_sub": {"topic": topic}}]
# Construct the inspect_job, which defines the entire inspect content task.
inspect_job = {
"inspect_config": inspect_config,
"storage_config": storage_config,
"actions": actions,
}
operation = dlp.create_dlp_job(
request={"parent": parent, "inspect_job": inspect_job}
)
print(f"Inspection operation started: {operation.name}")
# Create a Pub/Sub client and find the subscription. The subscription is
# expected to already be listening to the topic.
subscriber = google.cloud.pubsub.SubscriberClient()
subscription_path = subscriber.subscription_path(project, subscription_id)
# Set up a callback to acknowledge a message. This closes around an event
# so that it can signal that it is done and the main thread can continue.
job_done = threading.Event()
def callback(message: google.cloud.pubsub_v1.subscriber.message.Message) -> None:
try:
if message.attributes["DlpJobName"] == operation.name:
# This is the message we're looking for, so acknowledge it.
message.ack()
# Now that the job is done, fetch the results and print them.
job = dlp.get_dlp_job(request={"name": operation.name})
print(f"Job name: {job.name}")
if job.inspect_details.result.info_type_stats:
for finding in job.inspect_details.result.info_type_stats:
print(
f"Info type: {finding.info_type.name}; Count: {finding.count}"
)
else:
print("No findings.")
# Signal to the main thread that we can exit.
job_done.set()
else:
# This is not the message we're looking for.
message.drop()
except Exception as e:
# Because this is executing in a thread, an exception won't be
# noted unless we print it manually.
print(e)
raise
subscriber.subscribe(subscription_path, callback=callback)
finished = job_done.wait(timeout=timeout)
if not finished:
print(
"No event received before the timeout. Please verify that the "
"subscription provided is subscribed to the topic provided."
)
Nächste Schritte
Informationen zum Suchen und Filtern von Codebeispielen für andere Google Cloud-Produkte finden Sie im Google Cloud-Beispielbrowser.