int
_gnutls_x509_crl_get_extension_oid (gnutls_x509_crl_t crl,
int indx, void *oid, size_t * sizeof_oid)
{
return get_extension_oid (crl->crl, "tbsCertList.crlExtensions", indx, oid,
sizeof_oid);
}
/* This function will attempt to return the requested extension OID found in
* the given X509v3 certificate.
*
* If you have passed the last extension, GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE will
* be returned.
*/
int
_gnutls_x509_crt_get_extension_oid (gnutls_x509_crt_t cert,
int indx, void *oid, size_t * sizeof_oid)
{
return get_extension_oid (cert->cert, "tbsCertificate.extensions", indx,
oid, sizeof_oid);
}
/*
* HasPaxosTable returns whether the given list of range tables contains
* a Paxos table.
*/
static bool
HasPaxosTable(List *rangeTableList)
{
ListCell *rangeTableCell = NULL;
/* if the extension isn't created, it is never a Paxos query */
bool missingOK = true;
Oid extensionOid = get_extension_oid(PG_PAXOS_EXTENSION_NAME, missingOK);
if (extensionOid == InvalidOid)
{
return false;
}
if (rangeTableList == NIL)
{
return false;
}
foreach(rangeTableCell, rangeTableList)
{
Oid rangeTableOid = ExtractTableOid((Node *) lfirst(rangeTableCell));
if (IsPaxosTable(rangeTableOid))
{
return true;
}
}
Datum
create_empty_extension(PG_FUNCTION_ARGS)
{
text *extName = PG_GETARG_TEXT_PP(0);
text *schemaName = PG_GETARG_TEXT_PP(1);
bool relocatable = PG_GETARG_BOOL(2);
text *extVersion = PG_GETARG_TEXT_PP(3);
Datum extConfig;
Datum extCondition;
List *requiredExtensions;
if (PG_ARGISNULL(4))
extConfig = PointerGetDatum(NULL);
else
extConfig = PG_GETARG_DATUM(4);
if (PG_ARGISNULL(5))
extCondition = PointerGetDatum(NULL);
else
extCondition = PG_GETARG_DATUM(5);
requiredExtensions = NIL;
if (!PG_ARGISNULL(6))
{
ArrayType *textArray = PG_GETARG_ARRAYTYPE_P(6);
Datum *textDatums;
int ndatums;
int i;
deconstruct_array(textArray,
TEXTOID, -1, false, 'i',
&textDatums, NULL, &ndatums);
for (i = 0; i < ndatums; i++)
{
text *txtname = DatumGetTextPP(textDatums[i]);
char *extName = text_to_cstring(txtname);
Oid extOid = get_extension_oid(extName, false);
requiredExtensions = lappend_oid(requiredExtensions, extOid);
}
}
InsertExtensionTuple(text_to_cstring(extName),
GetUserId(),
get_namespace_oid(text_to_cstring(schemaName), false),
relocatable,
text_to_cstring(extVersion),
extConfig,
extCondition,
requiredExtensions);
PG_RETURN_VOID();
}
Datum
binary_upgrade_create_empty_extension(PG_FUNCTION_ARGS)
{
text *extName;
text *schemaName;
bool relocatable;
text *extVersion;
Datum extConfig;
Datum extCondition;
List *requiredExtensions;
CHECK_IS_BINARY_UPGRADE;
/* We must check these things before dereferencing the arguments */
if (PG_ARGISNULL(0) ||
PG_ARGISNULL(1) ||
PG_ARGISNULL(2) ||
PG_ARGISNULL(3))
elog(ERROR, "null argument to binary_upgrade_create_empty_extension is not allowed");
extName = PG_GETARG_TEXT_PP(0);
schemaName = PG_GETARG_TEXT_PP(1);
relocatable = PG_GETARG_BOOL(2);
extVersion = PG_GETARG_TEXT_PP(3);
if (PG_ARGISNULL(4))
extConfig = PointerGetDatum(NULL);
else
extConfig = PG_GETARG_DATUM(4);
if (PG_ARGISNULL(5))
extCondition = PointerGetDatum(NULL);
else
extCondition = PG_GETARG_DATUM(5);
requiredExtensions = NIL;
if (!PG_ARGISNULL(6))
{
ArrayType *textArray = PG_GETARG_ARRAYTYPE_P(6);
Datum *textDatums;
int ndatums;
int i;
deconstruct_array(textArray,
TEXTOID, -1, false, 'i',
&textDatums, NULL, &ndatums);
for (i = 0; i < ndatums; i++)
{
text *txtname = DatumGetTextPP(textDatums[i]);
char *extName = text_to_cstring(txtname);
Oid extOid = get_extension_oid(extName, false);
requiredExtensions = lappend_oid(requiredExtensions, extOid);
}
}
InsertExtensionTuple(text_to_cstring(extName),
GetUserId(),
get_namespace_oid(text_to_cstring(schemaName), false),
relocatable,
text_to_cstring(extVersion),
extConfig,
extCondition,
requiredExtensions);
PG_RETURN_VOID();
}
/*
* Find an struct objaddr for a type of object that is identified by an
* unqualified name.
*/
static struct objaddr
get_objaddr_unqualified(objtype_e objtype, struct list *qualname)
{
const char *name;
struct objaddr address;
/*
* The types of names handled by this function are not permitted to be
* schema-qualified or catalog-qualified.
*/
if (list_length(qualname) != 1) {
const char *msg;
switch (objtype) {
case OBJECT_DATABASE:
msg = gettext_noop("database name cannot be qualified");
break;
case OBJECT_EXTENSION:
msg = gettext_noop("extension name cannot be qualified");
break;
case OBJECT_TABLESPACE:
msg = gettext_noop("tablespace name cannot be qualified");
break;
case OBJECT_ROLE:
msg = gettext_noop("role name cannot be qualified");
break;
case OBJECT_SCHEMA:
msg = gettext_noop("schema name cannot be qualified");
break;
case OBJECT_LANGUAGE:
msg = gettext_noop("language name cannot be qualified");
break;
case OBJECT_FDW:
msg = gettext_noop("foreign-data wrapper name cannot be qualified");
break;
case OBJECT_FOREIGN_SERVER:
msg = gettext_noop("server name cannot be qualified");
break;
default:
elog(ERROR, "unrecognized objtype: %d", (int) objtype);
msg = NULL; /* placate compiler */
}
ereport(ERROR, (
errcode(E_SYNTAX_ERROR),
errmsg("%s", _(msg))));
}
/* Format is valid, extract the actual name. */
name = str_value(linitial(qualname));
/* Translate name to OID. */
switch (objtype) {
case OBJECT_DATABASE:
address.classId = DatabaseRelationId;
address.objectId = get_db_oid(name, false);
address.objectSubId = 0;
break;
case OBJECT_EXTENSION:
address.classId = ExtensionRelationId;
address.objectId = get_extension_oid(name, false);
address.objectSubId = 0;
break;
case OBJECT_TABLESPACE:
address.classId = TableSpaceRelationId;
address.objectId = tbs_get_oid(name, false);
address.objectSubId = 0;
break;
case OBJECT_ROLE:
address.classId = AuthIdRelationId;
address.objectId = get_role_oid(name, false);
address.objectSubId = 0;
break;
case OBJECT_SCHEMA:
address.classId = NAMESPACE_RELATION_ID;
address.objectId = get_ns_oid(name, false);
address.objectSubId = 0;
break;
case OBJECT_LANGUAGE:
address.classId = LanguageRelationId;
address.objectId = get_lang_oid(name, false);
address.objectSubId = 0;
break;
case OBJECT_FDW:
address.classId = ForeignDataWrapperRelationId;
address.objectId = get_fdw_oid(name, false);
address.objectSubId = 0;
break;
case OBJECT_FOREIGN_SERVER:
address.classId = ForeignServerRelationId;
address.objectId = get_foreign_server_oid(name, false);
address.objectSubId = 0;
break;
default:
elog(ERROR, "unrecognized objtype: %d", (int) objtype);
/* placate compiler, which doesn't know elog won't return */
address.classId = INVALID_OID;
address.objectId = INVALID_OID;
address.objectSubId = 0;
}
return address;
}
/*
* Find an ObjectAddress for a type of object that is identified by an
* unqualified name.
*/
static ObjectAddress
get_object_address_unqualified(ObjectType objtype, List *qualname)
{
const char *name;
ObjectAddress address;
/*
* The types of names handled by this function are not permitted to be
* schema-qualified or catalog-qualified.
*/
if (list_length(qualname) != 1)
{
const char *msg;
switch (objtype)
{
case OBJECT_DATABASE:
msg = gettext_noop("database name cannot be qualified");
break;
case OBJECT_EXTENSION:
msg = gettext_noop("extension name cannot be qualified");
break;
case OBJECT_TABLESPACE:
msg = gettext_noop("tablespace name cannot be qualified");
break;
case OBJECT_ROLE:
msg = gettext_noop("role name cannot be qualified");
break;
case OBJECT_SCHEMA:
msg = gettext_noop("schema name cannot be qualified");
break;
case OBJECT_LANGUAGE:
msg = gettext_noop("language name cannot be qualified");
break;
default:
elog(ERROR, "unrecognized objtype: %d", (int) objtype);
msg = NULL; /* placate compiler */
}
ereport(ERROR,
(errcode(ERRCODE_SYNTAX_ERROR),
errmsg("%s", _(msg))));
}
/* Format is valid, extract the actual name. */
name = strVal(linitial(qualname));
/* Translate name to OID. */
switch (objtype)
{
case OBJECT_DATABASE:
address.classId = DatabaseRelationId;
address.objectId = get_database_oid(name, false);
address.objectSubId = 0;
break;
case OBJECT_EXTENSION:
address.classId = ExtensionRelationId;
address.objectId = get_extension_oid(name, false);
address.objectSubId = 0;
break;
case OBJECT_TABLESPACE:
address.classId = TableSpaceRelationId;
address.objectId = get_tablespace_oid(name, false);
address.objectSubId = 0;
break;
case OBJECT_ROLE:
address.classId = AuthIdRelationId;
address.objectId = get_role_oid(name, false);
address.objectSubId = 0;
break;
case OBJECT_SCHEMA:
address.classId = NamespaceRelationId;
address.objectId = get_namespace_oid(name, false);
address.objectSubId = 0;
break;
case OBJECT_LANGUAGE:
address.classId = LanguageRelationId;
address.objectId = get_language_oid(name, false);
address.objectSubId = 0;
break;
default:
elog(ERROR, "unrecognized objtype: %d", (int) objtype);
/* placate compiler, which doesn't know elog won't return */
address.classId = InvalidOid;
address.objectId = InvalidOid;
address.objectSubId = 0;
}
return address;
}
/* LocalTableSize returns the size on disk of the given table. */
static uint64
LocalTableSize(Oid relationId)
{
uint64 tableSize = 0;
char relationType = 0;
Datum relationIdDatum = ObjectIdGetDatum(relationId);
relationType = get_rel_relkind(relationId);
if (relationType == RELKIND_RELATION)
{
Datum tableSizeDatum = DirectFunctionCall1(pg_table_size, relationIdDatum);
tableSize = DatumGetInt64(tableSizeDatum);
}
else if (relationType == RELKIND_FOREIGN_TABLE)
{
bool cstoreTable = CStoreTable(relationId);
if (cstoreTable)
{
/* extract schema name of cstore */
Oid cstoreId = get_extension_oid(CSTORE_FDW_NAME, false);
Oid cstoreSchemaOid = get_extension_schema(cstoreId);
const char *cstoreSchemaName = get_namespace_name(cstoreSchemaOid);
const int tableSizeArgumentCount = 1;
Oid tableSizeFunctionOid = FunctionOid(cstoreSchemaName,
CSTORE_TABLE_SIZE_FUNCTION_NAME,
tableSizeArgumentCount);
Datum tableSizeDatum = OidFunctionCall1(tableSizeFunctionOid,
relationIdDatum);
tableSize = DatumGetInt64(tableSizeDatum);
}
else
{
char *relationName = get_rel_name(relationId);
struct stat fileStat;
int statOK = 0;
StringInfo localFilePath = makeStringInfo();
appendStringInfo(localFilePath, FOREIGN_CACHED_FILE_PATH, relationName);
/* extract the file size using stat, analogous to pg_stat_file */
statOK = stat(localFilePath->data, &fileStat);
if (statOK < 0)
{
ereport(ERROR, (errcode_for_file_access(),
errmsg("could not stat file \"%s\": %m",
localFilePath->data)));
}
tableSize = (uint64) fileStat.st_size;
}
}
else
{
char *relationName = get_rel_name(relationId);
ereport(ERROR, (errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
errmsg("cannot get size for table \"%s\"", relationName),
errdetail("Only regular and foreign tables are supported.")));
}
return tableSize;
}