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-rw-r--r--src/main/java/com/juick/ActivityPubManager.java27
1 files changed, 19 insertions, 8 deletions
diff --git a/src/main/java/com/juick/ActivityPubManager.java b/src/main/java/com/juick/ActivityPubManager.java
index 461f4731..33cc458b 100644
--- a/src/main/java/com/juick/ActivityPubManager.java
+++ b/src/main/java/com/juick/ActivityPubManager.java
@@ -31,10 +31,7 @@ import com.juick.service.activities.*;
import com.juick.service.component.NotificationListener;
import com.juick.service.component.PingEvent;
import com.juick.service.component.SystemEvent;
-import com.juick.util.HttpBadRequestException;
-import com.juick.util.HttpNotFoundException;
-import com.juick.util.HttpUtils;
-import com.juick.util.MessageUtils;
+import com.juick.util.*;
import com.juick.util.formatters.PlainTextFormatter;
import com.juick.www.api.SystemActivity.ActivityType;
import com.juick.www.api.activity.helpers.ProfileUriBuilder;
@@ -67,6 +64,8 @@ import java.security.NoSuchAlgorithmException;
import java.security.SignatureException;
import java.time.Instant;
import java.util.*;
+import java.util.concurrent.locks.Lock;
+import java.util.concurrent.locks.ReentrantLock;
import java.util.stream.Collectors;
public class ActivityPubManager implements ActivityListener, NotificationListener {
@@ -432,6 +431,8 @@ public class ActivityPubManager implements ActivityListener, NotificationListene
}
}
+ private static final ReentrantLockMap verificationLock = new ReentrantLockMap();
+
public User verifyActor(String method, String path, Map<String, String> headers) {
String signatureString = headers.get("signature");
if (StringUtils.isNotEmpty(signatureString)) {
@@ -444,10 +445,20 @@ public class ActivityPubManager implements ActivityListener, NotificationListene
// local user
key = keystoreManager.getPublicKey();
} else {
- var context = activityPubService.get(keyId);
- if (context.isPresent()) {
- actor = (Actor) context.get();
- key = KeystoreManager.publicKeyOf(actor);
+ ReentrantLock lock = null;
+ try {
+ lock = verificationLock.getLock(keyId.toASCIIString());
+ lock.lock();
+ var context = activityPubService.get(keyId);
+ if (context.isPresent()) {
+ actor = (Actor) context.get();
+ key = KeystoreManager.publicKeyOf(actor);
+ }
+ } finally {
+ if (lock != null) {
+ lock.unlock();
+ verificationLock.retainLock(keyId.toASCIIString());
+ }
}
}
if (key != null) {