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Implement EnterpriseRecaptchaClient

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This commit is contained in:
Ehren Kret
2021-07-30 15:04:16 -07:00
parent 4c3a48f5be
commit b0667b258b
4 changed files with 102 additions and 4 deletions
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44
service/src/main/java/org/whispersystems/textsecuregcm/recaptcha/EnterpriseRecaptchaClient.java
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@@ -5,14 +5,56 @@
package org.whispersystems.textsecuregcm.recaptcha;
import com.google.api.gax.core.FixedCredentialsProvider;
import com.google.auth.oauth2.GoogleCredentials;
import com.google.cloud.recaptchaenterprise.v1.RecaptchaEnterpriseServiceClient;
import com.google.cloud.recaptchaenterprise.v1.RecaptchaEnterpriseServiceSettings;
import com.google.recaptchaenterprise.v1.Assessment;
import com.google.recaptchaenterprise.v1.Event;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import java.util.Objects;
import javax.annotation.Nonnull;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class EnterpriseRecaptchaClient implements RecaptchaClient {
private static final Logger logger = LoggerFactory.getLogger(EnterpriseRecaptchaClient.class);
private final double scoreFloor;
private final String siteKey;
private final String projectPath;
private final RecaptchaEnterpriseServiceClient client;
public EnterpriseRecaptchaClient(
final double scoreFloor,
@Nonnull final String siteKey,
@Nonnull final String projectPath,
@Nonnull final String recaptchaCredentialConfigurationJson) {
try {
this.scoreFloor = scoreFloor;
this.siteKey = Objects.requireNonNull(siteKey);
this.projectPath = Objects.requireNonNull(projectPath);
this.client = RecaptchaEnterpriseServiceClient.create(RecaptchaEnterpriseServiceSettings.newBuilder()
.setCredentialsProvider(FixedCredentialsProvider.create(GoogleCredentials.fromStream(
new ByteArrayInputStream(recaptchaCredentialConfigurationJson.getBytes(StandardCharsets.UTF_8)))))
.build());
} catch (IOException e) {
throw new AssertionError(e);
}
}
@Override
public boolean verify(final String token, final String ip) {
return false;
Event event = Event.newBuilder()
.setExpectedAction("challenge")
.setSiteKey(siteKey)
.setToken(token)
.setUserIpAddress(ip)
.build();
final Assessment assessment = client.createAssessment(projectPath, Assessment.newBuilder().setEvent(event).build());
return assessment.getTokenProperties().getValid() && assessment.getRiskAnalysis().getScore() >= scoreFloor;
}
}