diff options
Diffstat (limited to 'src/backend/foreign/foreign.c')
| -rw-r--r-- | src/backend/foreign/foreign.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/backend/foreign/foreign.c b/src/backend/foreign/foreign.c index 5564dc3a1e2..778c193f9d0 100644 --- a/src/backend/foreign/foreign.c +++ b/src/backend/foreign/foreign.c @@ -22,6 +22,7 @@ #include "foreign/foreign.h" #include "lib/stringinfo.h" #include "miscadmin.h" +#include "tcop/tcopprot.h" #include "utils/builtins.h" #include "utils/memutils.h" #include "utils/rel.h" @@ -321,6 +322,15 @@ GetFdwRoutine(Oid fdwhandler) Datum datum; FdwRoutine *routine; + /* Check if the access to foreign tables is restricted */ + if (unlikely((restrict_nonsystem_relation_kind & RESTRICT_RELKIND_FOREIGN_TABLE) != 0)) + { + /* there must not be built-in FDW handler */ + ereport(ERROR, + (errcode(ERRCODE_OBJECT_NOT_IN_PREREQUISITE_STATE), + errmsg("access to non-system foreign table is restricted"))); + } + datum = OidFunctionCall0(fdwhandler); routine = (FdwRoutine *) DatumGetPointer(datum); |