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Add neon.lakebase_mode boolean GUC (#12714)

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This GUC will become useful for temporarily disabling Lakebase-specific
features during the code merge.

Signed-off-by: Tristan Partin <tristan.partin@databricks.com>
This commit is contained in:
Tristan Partin
2025-07-23 17:37:20 -05:00
committed by GitHub
parent a56afee269
commit 12e87d7a9f
2 changed files with 12 additions and 0 deletions
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11
pgxn/neon/neon.c
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@@ -48,6 +48,7 @@
PG_MODULE_MAGIC; PG_MODULE_MAGIC;
void _PG_init(void); void _PG_init(void);
bool lakebase_mode = false;
static int running_xacts_overflow_policy; static int running_xacts_overflow_policy;
static bool monitor_query_exec_time = false; static bool monitor_query_exec_time = false;
@@ -583,6 +584,16 @@ _PG_init(void)
"neon_superuser", "neon_superuser",
PGC_POSTMASTER, 0, NULL, NULL, NULL); PGC_POSTMASTER, 0, NULL, NULL, NULL);
DefineCustomBoolVariable(
"neon.lakebase_mode",
"Is neon running in Lakebase?",
NULL,
&lakebase_mode,
false,
PGC_POSTMASTER,
0,
NULL, NULL, NULL);
/* /*
* Important: This must happen after other parts of the extension are * Important: This must happen after other parts of the extension are
* loaded, otherwise any settings to GUCs that were set before the * loaded, otherwise any settings to GUCs that were set before the

1
pgxn/neon/neon.h
View File

@@ -21,6 +21,7 @@ extern int wal_acceptor_reconnect_timeout;
extern int wal_acceptor_connection_timeout; extern int wal_acceptor_connection_timeout;
extern int readahead_getpage_pull_timeout_ms; extern int readahead_getpage_pull_timeout_ms;
extern bool disable_wal_prev_lsn_checks; extern bool disable_wal_prev_lsn_checks;
extern bool lakebase_mode;
extern bool AmPrewarmWorker; extern bool AmPrewarmWorker;