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Allow optional size parameter when requesting message backup upload forms

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This commit is contained in:
Ravi Khadiwala
2025-07-14 14:30:36 -05:00
committed by ravi-signal
parent ae2d98750c
commit 3f62677176
7 changed files with 139 additions and 4 deletions
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16
service/src/main/java/org/whispersystems/textsecuregcm/controllers/ArchiveController.java
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@@ -516,12 +516,24 @@ public class ArchiveController {
@Parameter(description = BackupAuthCredentialPresentationSignature.DESCRIPTION, schema = @Schema(implementation = String.class))
@NotNull
@HeaderParam(X_SIGNAL_ZK_AUTH_SIGNATURE) final BackupAuthCredentialPresentationSignature signature) {
@HeaderParam(X_SIGNAL_ZK_AUTH_SIGNATURE) final BackupAuthCredentialPresentationSignature signature,
@Parameter(description = "The size of the message backup to upload in bytes")
@QueryParam("uploadLength") final Optional<Long> uploadLength) {
if (account.isPresent()) {
throw new BadRequestException("must not use authenticated connection for anonymous operations");
}
return backupManager.authenticateBackupUser(presentation.presentation, signature.signature, userAgent)
.thenCompose(backupManager::createMessageBackupUploadDescriptor)
.thenCompose(backupUser -> {
final boolean oversize = uploadLength
.map(length -> length > BackupManager.MAX_MESSAGE_BACKUP_OBJECT_SIZE)
.orElse(false);
backupMetrics.updateMessageBackupSizeDistribution(backupUser, oversize, uploadLength);
if (oversize) {
throw new ClientErrorException("exceeded maximum uploadLength", Response.Status.REQUEST_ENTITY_TOO_LARGE);
}
return backupManager.createMessageBackupUploadDescriptor(backupUser);
})
.thenApply(result -> new UploadDescriptorResponse(
result.cdn(),
result.key(),