return with failure if we can't resolve hostname to address

Signed-off-by: Aakash Arayambeth <aarayambeth@bloomberg.net>
bloomberg · Dec 4, 2024 · d58eea6 · d58eea6
1 parent 3a415b2
commit d58eea6
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diff --git a/db/comdb2.c b/db/comdb2.c
@@ -462,6 +462,7 @@ int gbl_osql_verify_ext_chk = 1;
 
 int gbl_test_badwrite_intvl = 0;
 int gbl_test_blob_race = 0;
+int gbl_test_resolve_hostname_failure = 0;
 int gbl_skip_ratio_trace = 0;
 
 int gbl_throttle_sql_overload_dump_sec = 5;

diff --git a/db/db_tunables.c b/db/db_tunables.c
@@ -554,6 +554,7 @@ extern int gbl_altersc_latency_inc;
 extern int gbl_sc_history_max_rows;
 extern int gbl_sc_status_max_rows;
 extern int gbl_rep_process_pstack_time;
+extern int gbl_test_resolve_hostname_failure;
 
 extern void set_snapshot_impl(snap_impl_enum impl);
 extern const char *snap_impl_str(snap_impl_enum impl);

diff --git a/db/db_tunables.h b/db/db_tunables.h
@@ -2460,4 +2460,6 @@ REGISTER_TUNABLE("sc_status_max_rows", "Max number of rows returned in comdb2_sc
                  TUNABLE_INTEGER, &gbl_sc_status_max_rows, 0, NULL, NULL, NULL, NULL);
 REGISTER_TUNABLE("rep_process_pstack_time", "pstack the server if rep_process runs longer than time specified in secs (Default: 30s)",
                  TUNABLE_INTEGER, &gbl_rep_process_pstack_time, 0, NULL, NULL, NULL, NULL);
+REGISTER_TUNABLE("test_resolve_hostname_failure (Default: off)", NULL, TUNABLE_INTEGER, &gbl_test_resolve_hostname_failure,
+                 READONLY, NULL, NULL, NULL, NULL);
 #endif /* _DB_TUNABLES_H */