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Add by-action captcha score config

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Enable setting different captcha score thresholds for different captcha
actions via configuration
This commit is contained in:
Ravi Khadiwala
2023-02-28 10:21:59 -06:00
committed by ravi-signal
parent 437bc1358b
commit 59bc2c5535
4 changed files with 22 additions and 2 deletions
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5
service/src/main/java/org/whispersystems/textsecuregcm/captcha/HCaptchaClient.java
View File

@@ -9,6 +9,7 @@ import static org.whispersystems.textsecuregcm.metrics.MetricsUtil.name;
import io.micrometer.core.instrument.Metrics;
import java.io.IOException;
import java.math.BigDecimal;
import java.net.URI;
import java.net.URLEncoder;
import java.net.http.HttpClient;
@@ -109,6 +110,8 @@ public class HCaptchaClient implements CaptchaClient {
"reason", reason,
"score", scoreString).increment();
}
return new AssessmentResult(score >= config.getScoreFloor().floatValue(), scoreString);
final BigDecimal threshold = config.getScoreFloorByAction().getOrDefault(action, config.getScoreFloor());
return new AssessmentResult(score >= threshold.floatValue(), scoreString);
}
}

4
service/src/main/java/org/whispersystems/textsecuregcm/captcha/RecaptchaClient.java
View File

@@ -18,6 +18,7 @@ import com.google.recaptchaenterprise.v1.RiskAnalysis;
import io.micrometer.core.instrument.Metrics;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.math.BigDecimal;
import java.nio.charset.StandardCharsets;
import java.util.Objects;
import javax.annotation.Nonnull;
@@ -99,8 +100,9 @@ public class RecaptchaClient implements CaptchaClient {
"reason", reason.name())
.increment();
}
final BigDecimal threshold = config.getScoreFloorByAction().getOrDefault(expectedAction, config.getScoreFloor());
return new AssessmentResult(
score >= config.getScoreFloor().floatValue(),
score >= threshold.floatValue(),
AssessmentResult.scoreString(score));
} else {
Metrics.counter(INVALID_REASON_COUNTER_NAME,