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fix(room): evict Redis room projections on session end #459

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Merged
kunal0137 merged 1 commit into from
Oct 22, 2026
Merged

fix(room): evict Redis room projections on session end #459

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18 changes: 18 additions & 0 deletions src/prerna/web/conf/UserSessionLoader.java
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,7 @@
import prerna.auth.User;
import prerna.cluster.util.ClusterUtil;
import prerna.engine.impl.model.Room;
import prerna.engine.impl.model.RoomMessageStore;
import prerna.engine.impl.model.RoomUtils;
import prerna.engine.impl.r.IRUserConnection;
import prerna.om.ClientProcessWrapper;
Expand Down Expand Up @@ -212,6 +213,12 @@ public Void call() throws Exception {
cleanupUserRooms(subAgent, "agent user");
}

// drop cached room projections from Redis; they reload from the DB on next open
evictRedisRooms(thisUser);
if (subAgent != thisUser) {
evictRedisRooms(subAgent);
}

cleanupPlaywrightSessions(thisUser);

// register the successful logout
Expand Down Expand Up @@ -277,6 +284,17 @@ private void cleanupUserProcessAndChroot(User user, String userType) {
* @param user the user whose room map should be processed
* @param userType descriptive label used in logs (for example, session user)
*/
private void evictRedisRooms(User user) {
if (user == null || user.getRoomHash() == null) {
return;
}
try {
RoomMessageStore.evictRedisProjections(user.getRoomHash().keySet());
} catch (Exception e) {
classLogger.warn("Failed to evict Redis room projections during session cleanup", e);
}
}

private void cleanupUserRooms(User user, String userType) {
if (!ClusterUtil.IS_CLUSTER || user == null || user.getRoomHash() == null) {
return;
Expand Down
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