chesnokoff commented on code in PR #12301:
URL: https://github.com/apache/ignite/pull/12301#discussion_r2426721525
##########
modules/core/src/main/java/org/apache/ignite/internal/processors/nodevalidation/OsDiscoveryNodeValidationProcessor.java:
##########
@@ -32,42 +38,85 @@
* Node validation.
*/
public class OsDiscoveryNodeValidationProcessor extends GridProcessorAdapter
implements DiscoveryNodeValidationProcessor {
+ /** Key for the distributed property that holds current and target
versions. */
+ public static final String ROLL_UP_VERSIONS = "rolling.upgrade.versions";
+
+ /** Distributed property that holds current and target version. */
+ private final AtomicReference<IgnitePair<IgniteProductVersion>>
verPairHolder = new AtomicReference<>();
+
/**
* @param ctx Kernal context.
*/
public OsDiscoveryNodeValidationProcessor(GridKernalContext ctx) {
super(ctx);
+
+
ctx.internalSubscriptionProcessor().registerDistributedMetastorageListener(new
DistributedMetastorageLifecycleListener() {
+ @Override public void
onReadyForRead(ReadableDistributedMetaStorage metastorage) {
Review Comment:
I decided not to implement onReadyForWrite because it looks like there can
be race conditions then
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