LCOV - code coverage report
Current view: top level - src/test/modules/dummy_seclabel - dummy_seclabel.c (source / functions) Hit Total Coverage
Test: PostgreSQL 17devel Lines: 16 18 88.9 %
Date: 2024-04-25 00:11:39 Functions: 4 5 80.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*
       2             :  * dummy_seclabel.c
       3             :  *
       4             :  * Dummy security label provider.
       5             :  *
       6             :  * This module does not provide anything worthwhile from a security
       7             :  * perspective, but allows regression testing independent of platform-specific
       8             :  * features like SELinux.
       9             :  *
      10             :  * Portions Copyright (c) 1996-2024, PostgreSQL Global Development Group
      11             :  * Portions Copyright (c) 1994, Regents of the University of California
      12             :  */
      13             : #include "postgres.h"
      14             : 
      15             : #include "commands/seclabel.h"
      16             : #include "fmgr.h"
      17             : #include "miscadmin.h"
      18             : #include "utils/rel.h"
      19             : 
      20           2 : PG_MODULE_MAGIC;
      21             : 
      22           2 : PG_FUNCTION_INFO_V1(dummy_seclabel_dummy);
      23             : 
      24             : static void
      25          36 : dummy_object_relabel(const ObjectAddress *object, const char *seclabel)
      26             : {
      27          36 :     if (seclabel == NULL ||
      28          36 :         strcmp(seclabel, "unclassified") == 0 ||
      29          28 :         strcmp(seclabel, "classified") == 0)
      30          26 :         return;
      31             : 
      32          10 :     if (strcmp(seclabel, "secret") == 0 ||
      33           6 :         strcmp(seclabel, "top secret") == 0)
      34             :     {
      35           6 :         if (!superuser())
      36           4 :             ereport(ERROR,
      37             :                     (errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
      38             :                      errmsg("only superuser can set '%s' label", seclabel)));
      39           2 :         return;
      40             :     }
      41           4 :     ereport(ERROR,
      42             :             (errcode(ERRCODE_INVALID_NAME),
      43             :              errmsg("'%s' is not a valid security label", seclabel)));
      44             : }
      45             : 
      46             : void
      47           2 : _PG_init(void)
      48             : {
      49           2 :     register_label_provider("dummy", dummy_object_relabel);
      50           2 : }
      51             : 
      52             : /*
      53             :  * This function is here just so that the extension is not completely empty
      54             :  * and the dynamic library is loaded when CREATE EXTENSION runs.
      55             :  */
      56             : Datum
      57           0 : dummy_seclabel_dummy(PG_FUNCTION_ARGS)
      58             : {
      59           0 :     PG_RETURN_VOID();
      60             : }

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