Merge branch 'stable-3.1' into stable-3.2
* stable-3.1:
Limit the number of changes that can be submitted together
Release-Notes: skip
Change-Id: Iab4d9bbbb44cb4e5e3db084f4350e1079f0e7195
diff --git a/Documentation/config-gerrit.txt b/Documentation/config-gerrit.txt
index b964040..41435e9 100644
--- a/Documentation/config-gerrit.txt
+++ b/Documentation/config-gerrit.txt
@@ -1333,6 +1333,13 @@
Default is `REF_UPDATED_AND_CHANGE_REINDEX`.
+[[change.maxSubmittableAtOnce]]change.maxSubmittableAtOnce::
++
+Maximum number of changes that can be chained together in the same repository
+to be submitted at once.
++
+Default is 32767.
+
[[change.move]]change.move::
+
Whether the link:rest-api-changes.html#move-change[Move Change] REST
diff --git a/java/com/google/gerrit/server/submit/LocalMergeSuperSetComputation.java b/java/com/google/gerrit/server/submit/LocalMergeSuperSetComputation.java
index b8b8b55..5f33dff 100644
--- a/java/com/google/gerrit/server/submit/LocalMergeSuperSetComputation.java
+++ b/java/com/google/gerrit/server/submit/LocalMergeSuperSetComputation.java
@@ -30,6 +30,7 @@
import com.google.gerrit.extensions.registration.DynamicItem;
import com.google.gerrit.extensions.restapi.AuthException;
import com.google.gerrit.server.CurrentUser;
+import com.google.gerrit.server.config.GerritServerConfig;
import com.google.gerrit.server.permissions.ChangePermission;
import com.google.gerrit.server.permissions.PermissionBackend;
import com.google.gerrit.server.permissions.PermissionBackendException;
@@ -53,6 +54,7 @@
import java.util.Map;
import java.util.Optional;
import java.util.Set;
+import org.eclipse.jgit.lib.Config;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.revwalk.RevCommit;
import org.eclipse.jgit.revwalk.RevSort;
@@ -64,6 +66,8 @@
public class LocalMergeSuperSetComputation implements MergeSuperSetComputation {
private static final FluentLogger logger = FluentLogger.forEnclosingClass();
+ public static final int MAX_SUBMITTABLE_CHANGES_AT_ONCE_DEFAULT = 1024;
+
public static class Module extends AbstractModule {
@Override
protected void configure() {
@@ -90,19 +94,24 @@
private final Map<BranchNameKey, Optional<RevCommit>> heads;
private final ProjectCache projectCache;
private final ChangeIsVisibleToPredicate.Factory changeIsVisibleToPredicateFactory;
+ private final int maxSubmittableChangesAtOnce;
@Inject
LocalMergeSuperSetComputation(
PermissionBackend permissionBackend,
Provider<InternalChangeQuery> queryProvider,
ProjectCache projectCache,
- ChangeIsVisibleToPredicate.Factory changeIsVisibleToPredicateFactory) {
+ ChangeIsVisibleToPredicate.Factory changeIsVisibleToPredicateFactory,
+ @GerritServerConfig Config gerritConfig) {
this.projectCache = projectCache;
this.permissionBackend = permissionBackend;
this.queryProvider = queryProvider;
this.queryCache = new HashMap<>();
this.heads = new HashMap<>();
this.changeIsVisibleToPredicateFactory = changeIsVisibleToPredicateFactory;
+ this.maxSubmittableChangesAtOnce =
+ gerritConfig.getInt(
+ "change", "maxSubmittableAtOnce", MAX_SUBMITTABLE_CHANGES_AT_ONCE_DEFAULT);
}
@Override
@@ -147,8 +156,10 @@
}
Set<String> visibleHashes =
- walkChangesByHashes(visibleCommits, Collections.emptySet(), or, b);
- Set<String> nonVisibleHashes = walkChangesByHashes(nonVisibleCommits, visibleHashes, or, b);
+ walkChangesByHashes(
+ visibleCommits, Collections.emptySet(), or, b, maxSubmittableChangesAtOnce);
+ Set<String> nonVisibleHashes =
+ walkChangesByHashes(nonVisibleCommits, visibleHashes, or, b, maxSubmittableChangesAtOnce);
ChangeSet partialSet =
byCommitsOnBranchNotMerged(or, b, visibleHashes, nonVisibleHashes, user);
@@ -248,7 +259,11 @@
}
private Set<String> walkChangesByHashes(
- Collection<RevCommit> sourceCommits, Set<String> ignoreHashes, OpenRepo or, BranchNameKey b)
+ Collection<RevCommit> sourceCommits,
+ Set<String> ignoreHashes,
+ OpenRepo or,
+ BranchNameKey b,
+ int limit)
throws IOException {
Set<String> destHashes = new HashSet<>();
or.rw.reset();
@@ -258,7 +273,11 @@
if (ignoreHashes.contains(name)) {
continue;
}
- destHashes.add(name);
+ if (destHashes.size() < limit) {
+ destHashes.add(name);
+ } else {
+ break;
+ }
or.rw.markStart(c);
}
for (RevCommit c : or.rw) {
@@ -266,7 +285,11 @@
if (ignoreHashes.contains(name)) {
continue;
}
- destHashes.add(name);
+ if (destHashes.size() < limit) {
+ destHashes.add(name);
+ } else {
+ break;
+ }
}
return destHashes;
diff --git a/javatests/com/google/gerrit/acceptance/server/change/SubmittedTogetherIT.java b/javatests/com/google/gerrit/acceptance/server/change/SubmittedTogetherIT.java
index a97fb49..a2a6caa 100644
--- a/javatests/com/google/gerrit/acceptance/server/change/SubmittedTogetherIT.java
+++ b/javatests/com/google/gerrit/acceptance/server/change/SubmittedTogetherIT.java
@@ -20,7 +20,9 @@
import com.google.gerrit.acceptance.AbstractDaemonTest;
import com.google.gerrit.acceptance.GitUtil;
+import com.google.gerrit.acceptance.Sandboxed;
import com.google.gerrit.acceptance.TestProjectInput;
+import com.google.gerrit.acceptance.config.GerritConfig;
import com.google.gerrit.acceptance.testsuite.project.ProjectOperations;
import com.google.gerrit.acceptance.testsuite.request.RequestScopeOperations;
import com.google.gerrit.entities.Project;
@@ -184,6 +186,26 @@
}
@Test
+ @Sandboxed
+ @GerritConfig(name = "change.maxSubmittableAtOnce", value = "2")
+ public void submittedTogetherWithMaxChangesLimit() throws Exception {
+ String targetRef = "refs/for/master";
+
+ commitBuilder().add("a.txt", "1").message("subject: 1").create();
+ pushHead(testRepo, targetRef, false);
+
+ RevCommit c2_1 = commitBuilder().add("b.txt", "2").message("subject: 2").create();
+ String id2 = getChangeId(c2_1);
+ pushHead(testRepo, targetRef, false);
+
+ RevCommit c3_1 = commitBuilder().add("b.txt", "3").message("subject: 3").create();
+ String id3 = getChangeId(c3_1);
+ pushHead(testRepo, targetRef, false);
+
+ assertSubmittedTogether(id3, id3, id2);
+ }
+
+ @Test
public void respectTopicsOnAncestors() throws Exception {
RevCommit initialHead = projectOperations.project(project).getHead("master");