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Teach sepgsql about database labels.

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This is still a bit of a hack, but it's better than the old way, for sure.

KaiGai Kohei, with one change by me to make it compile
This commit is contained in:
Robert Haas
2011-09-23 17:09:34 -04:00
parent a5e94ea52b
commit 291873c155
6 changed files with 128 additions and 13 deletions
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26
contrib/sepgsql/label.c
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@ -17,6 +17,7 @@
#include "catalog/indexing.h"
#include "catalog/pg_attribute.h"
#include "catalog/pg_class.h"
#include "catalog/pg_database.h"
#include "catalog/pg_namespace.h"
#include "catalog/pg_proc.h"
#include "commands/dbcommands.h"
@ -121,9 +122,14 @@ sepgsql_object_relabel(const ObjectAddress *object, const char *seclabel)
*/
switch (object->classId)
{
case DatabaseRelationId:
sepgsql_database_relabel(object->objectId, seclabel);
break;
case NamespaceRelationId:
sepgsql_schema_relabel(object->objectId, seclabel);
break;
case RelationRelationId:
if (object->objectSubId == 0)
sepgsql_relation_relabel(object->objectId,
@ -133,6 +139,7 @@ sepgsql_object_relabel(const ObjectAddress *object, const char *seclabel)
object->objectSubId,
seclabel);
break;
case ProcedureRelationId:
sepgsql_proc_relabel(object->objectId, seclabel);
break;
@ -315,6 +322,7 @@ exec_object_restorecon(struct selabel_handle * sehnd, Oid catalogId)
SnapshotNow, 0, NULL);
while (HeapTupleIsValid(tuple = systable_getnext(sscan)))
{
Form_pg_database datForm;
Form_pg_namespace nspForm;
Form_pg_class relForm;
Form_pg_attribute attForm;
@ -330,6 +338,19 @@ exec_object_restorecon(struct selabel_handle * sehnd, Oid catalogId)
*/
switch (catalogId)
{
case DatabaseRelationId:
datForm = (Form_pg_database) GETSTRUCT(tuple);
objtype = SELABEL_DB_DATABASE;
objname = quote_object_name(NameStr(datForm->datname),
NULL, NULL, NULL);
object.classId = DatabaseRelationId;
object.objectId = HeapTupleGetOid(tuple);
object.objectSubId = 0;
break;
case NamespaceRelationId:
nspForm = (Form_pg_namespace) GETSTRUCT(tuple);
@ -506,10 +527,7 @@ sepgsql_restorecon(PG_FUNCTION_ARGS)
errmsg("SELinux: failed to initialize labeling handle: %m")));
PG_TRY();
{
/*
* Right now, we have no support labeling on the shared database
* objects, such as database, role, or tablespace.
*/
exec_object_restorecon(sehnd, DatabaseRelationId);
exec_object_restorecon(sehnd, NamespaceRelationId);
exec_object_restorecon(sehnd, RelationRelationId);
exec_object_restorecon(sehnd, AttributeRelationId);