{183109183} Fix durable chunk issue

Signed-off-by: Salil Chandra <schandra107@bloomberg.net>

Author: chands10

db/toblock.c

@@ -1218,7 +1218,9 @@ static int do_replay_case(struct ireq *iq, void *fstseqnum, int seqlen,
      * This can incorrectly report NOT_DURABLE but that's sane given that half
      * the cluster is incoherent */
     int is_final = iq->sorese ? iq->sorese->is_final : 0;
-    int non_durable_retry = gbl_replicant_retry_on_not_durable && (!is_final || !gbl_ignore_final_non_durable_retry);
+    int can_replicant_retry = IQ_HAS_SNAPINFO(iq) && IQ_SNAPINFO(iq)->replicant_is_able_to_retry;
+    int non_durable_retry =
+        gbl_replicant_retry_on_not_durable && can_replicant_retry && (!is_final || !gbl_ignore_final_non_durable_retry);
     int force_non_durable = non_durable_retry && gbl_debug_force_non_durable;
 
     if ((bdb_attr_get(thedb->bdb_attr, BDB_ATTR_DURABLE_LSNS) || non_durable_retry) &&

tests/final_non_durable_retry.test/README

@@ -1 +1,3 @@
-Verify non-durable requests behavior against hide_non_durable_rcode
+Verify non-durable requests behavior against hide_non_durable_rcode.
+Also verifies chunk transactions do not fail with in-transaction disconnect
+when non-durable replay forcing is enabled.

tests/final_non_durable_retry.test/runit

@@ -121,12 +121,38 @@ function hide_non_durable_constraint_violation
     $CDB2SQL_EXE $CDB2_OPTIONS $DBNAME default "delete from t1 where 1" >/dev/null 2>&1
 }
 
+function show_non_durable_chunk_does_not_disconnect
+{
+    hide_non_durable_rcode 0
+    force_all_non_durable 1
+
+    x=$({
+        echo "set transaction chunk 1"
+        echo "begin"
+        for i in $(seq 2001 2050); do
+            echo "insert into t1 values ($i)"
+        done
+        echo "commit"
+    } | $CDB2SQL_EXE $CDB2_OPTIONS $DBNAME default 2>&1)
+
+    echo "$x"
+    [[ "$x" == *"Database disconnected while in transaction"* ]] && \
+        failexit "chunk transaction should not disconnect in-transaction"
+    [[ "$x" != *"[commit] rc 0"* ]] && \
+        failexit "chunk transaction should finish commit successfully"
+
+    hide_non_durable_rcode 0
+    force_all_non_durable 0
+    $CDB2SQL_EXE $CDB2_OPTIONS $DBNAME default "delete from t1 where a between 2001 and 2050" >/dev/null 2>&1
+}
+
 function run_test
 {
     hide_non_durable_good_insert
     show_non_durable_good_insert
     hide_non_durable_constraint_violation
     show_non_durable_constraint_violation
+    show_non_durable_chunk_does_not_disconnect
 }
 
 create_table