chibenwa commented on code in PR #1705:
URL: https://github.com/apache/james-project/pull/1705#discussion_r1307326647
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server/data/data-jmap/src/main/java/org/apache/james/jmap/api/upload/UploadServiceDefaultImpl.java:
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@@ -20,34 +20,106 @@
package org.apache.james.jmap.api.upload;
import java.io.InputStream;
+import java.security.SecureRandom;
+import java.util.Comparator;
+import java.util.concurrent.atomic.AtomicLong;
+import java.util.function.Predicate;
import javax.inject.Inject;
import javax.inject.Singleton;
import org.apache.james.core.Username;
+import org.apache.james.core.quota.QuotaSizeUsage;
import org.apache.james.jmap.api.model.Upload;
import org.apache.james.jmap.api.model.UploadId;
import org.apache.james.jmap.api.model.UploadMetaData;
import org.apache.james.mailbox.model.ContentType;
+import org.apache.james.util.ReactorUtils;
import org.reactivestreams.Publisher;
+import reactor.core.publisher.Flux;
+import reactor.core.publisher.Mono;
+
public class UploadServiceDefaultImpl implements UploadService {
+ private static final int LOW_CONCURRENCY = 4;
- private final UploadRepository repository;
+ private final UploadRepository uploadRepository;
+ private final UploadUsageRepository uploadUsageRepository;
+ private final JmapUploadQuotaConfiguration jmapUploadQuotaConfiguration;
+ private final SecureRandom secureRandom;
@Inject
@Singleton
- public UploadServiceDefaultImpl(UploadRepository repository) {
- this.repository = repository;
+ public UploadServiceDefaultImpl(UploadRepository uploadRepository,
+ UploadUsageRepository
uploadUsageRepository,
+ JmapUploadQuotaConfiguration
jmapUploadQuotaConfiguration) {
+ this.uploadRepository = uploadRepository;
+ this.uploadUsageRepository = uploadUsageRepository;
+ this.jmapUploadQuotaConfiguration = jmapUploadQuotaConfiguration;
+ this.secureRandom = new SecureRandom();
}
@Override
public Publisher<UploadMetaData> upload(InputStream data, ContentType
contentType, Username user) {
- return repository.upload(data, contentType, user);
+ return Mono.from(uploadRepository.upload(data, contentType, user))
+ .flatMap(upload ->
Mono.from(uploadUsageRepository.increaseSpace(user,
QuotaSizeUsage.size(upload.sizeAsLong())))
+ .thenReturn(upload))
+ .doOnSuccess(uploaded -> cleanupUploadIfNeeded(user)
+ .subscribeOn(ReactorUtils.BLOCKING_CALL_WRAPPER)
+ .subscribe());
}
@Override
public Publisher<Upload> retrieve(UploadId id, Username user) {
- return repository.retrieve(id, user);
+ return uploadRepository.retrieve(id, user);
+ }
+
+ private Mono<Void> cleanupUploadIfNeeded(Username username) {
+ return Mono.from(uploadUsageRepository.getSpaceUsage(username))
+ .map(QuotaSizeUsage::asLong)
+ .filter(quotaExceededPredicate())
+ .switchIfEmpty(Mono.empty())
+ .flatMap(quotaExceeded -> cleanupUpload(username, quotaExceeded));
+ }
+
+ private Predicate<Long> quotaExceededPredicate() {
+ return currentUploadUsage -> currentUploadUsage >
jmapUploadQuotaConfiguration.getUploadQuotaLimitInBytes();
+ }
+
+ private Mono<Void> cleanupUpload(Username username, long
currentUploadUsage) {
+ long minimumSpaceToClean = currentUploadUsage -
jmapUploadQuotaConfiguration.getUploadQuotaLimitInBytes() / 2;
+ AtomicLong cleanedSpace = new AtomicLong(0L);
+
+ if (shouldPerformReadRepair()) {
Review Comment:
Method extraction
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