/*
* dummy_seclabel . c
*
* Dummy security label provider .
*
* This module does not provide anything worthwhile from a security
* perspective , but allows regression testing independent of platform - specific
* features like SELinux .
*
* Portions Copyright ( c ) 1996 - 2025 , PostgreSQL Global Development Group
* Portions Copyright ( c ) 1994 , Regents of the University of California
*/
#include "postgres.h"
#include "commands/seclabel.h"
#include "fmgr.h"
#include "miscadmin.h"
#include "utils/rel.h"
PG_MODULE_MAGIC;
PG_FUNCTION_INFO_V1(dummy_seclabel_dummy);
static void
dummy_object_relabel(const ObjectAddress *object, const char *seclabel)
{
if (seclabel == NULL ||
strcmp(seclabel, "unclassified" ) == 0 ||
strcmp(seclabel, "classified" ) == 0 )
return ;
if (strcmp(seclabel, "secret" ) == 0 ||
strcmp(seclabel, "top secret" ) == 0 )
{
if (!superuser())
ereport(ERROR,
(errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
errmsg("only superuser can set '%s' label" , seclabel)));
return ;
}
ereport(ERROR,
(errcode(ERRCODE_INVALID_NAME),
errmsg("'%s' is not a valid security label" , seclabel)));
}
void
_PG_init(void )
{
register_label_provider("dummy" , dummy_object_relabel);
}
/*
* This function is here just so that the extension is not completely empty
* and the dynamic library is loaded when CREATE EXTENSION runs .
*/
Datum
dummy_seclabel_dummy(PG_FUNCTION_ARGS)
{
PG_RETURN_VOID();
}
Messung V0.5 in Prozent C=95 H=96 G=95
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(vorverarbeitet am 2026-08-08)
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