static bool
PersistentTablespace_ScanTupleCallback(
ItemPointer persistentTid,
int64 persistentSerialNum,
Datum *values)
{
Oid filespaceOid;
Oid tablespaceOid;
PersistentFileSysState state;
int64 createMirrorDataLossTrackingSessionNum;
MirroredObjectExistenceState mirrorExistenceState;
int32 reserved;
TransactionId parentXid;
int64 serialNum;
TablespaceDirEntry tablespaceDirEntry;
GpPersistentTablespaceNode_GetValues(
values,
&filespaceOid,
&tablespaceOid,
&state,
&createMirrorDataLossTrackingSessionNum,
&mirrorExistenceState,
&reserved,
&parentXid,
&serialNum);
/*
* Normally we would acquire this lock with the WRITE_TABLESPACE_HASH_LOCK
* macro, however, this particular function can be called during startup.
* During startup, which executes in a single threaded context, no
* PersistentObjLock exists and we cannot assert that we're holding it.
*/
LWLockAcquire(TablespaceHashLock, LW_EXCLUSIVE);
tablespaceDirEntry =
PersistentTablespace_CreateEntryUnderLock(filespaceOid, tablespaceOid);
tablespaceDirEntry->state = state;
tablespaceDirEntry->persistentSerialNum = serialNum;
tablespaceDirEntry->persistentTid = *persistentTid;
LWLockRelease(TablespaceHashLock);
if (Debug_persistent_print)
elog(Persistent_DebugPrintLevel(),
"PersistentTablespace_ScanTupleCallback: tablespace %u, filespace %u, state %s, TID %s, serial number " INT64_FORMAT,
tablespaceOid,
filespaceOid,
PersistentFileSysObjState_Name(state),
ItemPointerToString2(persistentTid),
persistentSerialNum);
return true;
/* Continue. */
}
static inline void GpPersistentTablespaceNodeGetValues(Datum* values, PT_GpPersistentTablespaceNode *tablenode)
{
GpPersistentTablespaceNode_GetValues(
values,
&tablenode->filespaceOid,
&tablenode->tablespaceOid,
&tablenode->persistentState,
&tablenode->createMirrorDataLossTrackingSessionNum,
&tablenode->mirrorExistenceState,
&tablenode->reserved,
&tablenode->parentXid,
&tablenode->persistentSerialNum,
&tablenode->previousFreeTid);
}
void GpPersistent_GetCommonValues(
PersistentFsObjType fsObjType,
Datum *values,
PersistentFileSysObjName *fsObjName,
PersistentFileSysState *persistentState,
MirroredObjectExistenceState *mirrorExistenceState,
TransactionId *parentXid,
int64 *persistentSerialNum)
{
int64 createMirrorDataLossTrackingSessionNum;
int32 reserved;
switch (fsObjType)
{
case PersistentFsObjType_RelationFile:
{
RelFileNode relFileNode;
int32 segmentFileNum;
PersistentFileSysRelStorageMgr relationStorageManager;
MirroredRelDataSynchronizationState mirrorDataSynchronizationState;
bool mirrorBufpoolMarkedForScanIncrementalResync;
int64 mirrorBufpoolResyncChangedPageCount;
XLogRecPtr mirrorBufpoolResyncCkptLoc;
BlockNumber mirrorBufpoolResyncCkptBlockNum;
int64 mirrorAppendOnlyLossEof;
int64 mirrorAppendOnlyNewEof;
PersistentFileSysRelBufpoolKind relBufpoolKind;
GpPersistentRelationNode_GetValues(
values,
&relFileNode.spcNode,
&relFileNode.dbNode,
&relFileNode.relNode,
&segmentFileNum,
&relationStorageManager,
persistentState,
&createMirrorDataLossTrackingSessionNum,
mirrorExistenceState,
&mirrorDataSynchronizationState,
&mirrorBufpoolMarkedForScanIncrementalResync,
&mirrorBufpoolResyncChangedPageCount,
&mirrorBufpoolResyncCkptLoc,
&mirrorBufpoolResyncCkptBlockNum,
&mirrorAppendOnlyLossEof,
&mirrorAppendOnlyNewEof,
&relBufpoolKind,
parentXid,
persistentSerialNum);
PersistentFileSysObjName_SetRelationFile(
fsObjName,
&relFileNode,
segmentFileNum);
}
break;
case PersistentFsObjType_DatabaseDir:
{
DbDirNode dbDirNode;
GpPersistentDatabaseNode_GetValues(
values,
&dbDirNode.tablespace,
&dbDirNode.database,
persistentState,
&createMirrorDataLossTrackingSessionNum,
mirrorExistenceState,
&reserved,
parentXid,
persistentSerialNum);
PersistentFileSysObjName_SetDatabaseDir(
fsObjName,
dbDirNode.tablespace,
dbDirNode.database);
}
break;
case PersistentFsObjType_TablespaceDir:
{
Oid tablespaceOid;
Oid filespaceOid;
GpPersistentTablespaceNode_GetValues(
values,
&filespaceOid,
&tablespaceOid,
persistentState,
&createMirrorDataLossTrackingSessionNum,
mirrorExistenceState,
&reserved,
parentXid,
persistentSerialNum);
PersistentFileSysObjName_SetTablespaceDir(
fsObjName,
tablespaceOid);
}
break;
case PersistentFsObjType_FilespaceDir:
{
Oid filespaceOid;
int16 dbId1;
char locationBlankPadded1[FilespaceLocationBlankPaddedWithNullTermLen];
int16 dbId2;
char locationBlankPadded2[FilespaceLocationBlankPaddedWithNullTermLen];
GpPersistentFilespaceNode_GetValues(
values,
&filespaceOid,
&dbId1,
locationBlankPadded1,
&dbId2,
locationBlankPadded2,
persistentState,
&createMirrorDataLossTrackingSessionNum,
mirrorExistenceState,
&reserved,
parentXid,
persistentSerialNum);
PersistentFileSysObjName_SetFilespaceDir(
fsObjName,
filespaceOid);
}
break;
default:
elog(ERROR, "Unexpected persistent file-system object type: %d",
fsObjType);
}
}
void GpPersistent_GetCommonValues(
PersistentFsObjType fsObjType,
Datum *values,
PersistentFileSysObjName *fsObjName,
PersistentFileSysState *persistentState,
TransactionId *parentXid,
int64 *persistentSerialNum)
{
int32 reserved;
ItemPointerData previousFreeTid;
bool sharedStorage;
switch (fsObjType)
{
case PersistentFsObjType_RelationFile:
{
RelFileNode relFileNode;
int32 segmentFileNum;
PersistentFileSysRelStorageMgr relationStorageManager;
PersistentFileSysRelBufpoolKind relBufpoolKind;
GpPersistentRelfileNode_GetValues(
values,
&relFileNode.spcNode,
&relFileNode.dbNode,
&relFileNode.relNode,
&segmentFileNum,
&relationStorageManager,
persistentState,
&relBufpoolKind,
parentXid,
persistentSerialNum,
&previousFreeTid,
&sharedStorage);
PersistentFileSysObjName_SetRelationFile(
fsObjName,
&relFileNode,
segmentFileNum,
NULL);
fsObjName->hasInited = true;
fsObjName->sharedStorage = sharedStorage;
}
break;
case PersistentFsObjType_RelationDir:
{
RelFileNode relFileNode;
GpPersistentRelationNode_GetValues(
values,
&relFileNode.spcNode,
&relFileNode.dbNode,
&relFileNode.relNode,
persistentState,
&reserved,
parentXid,
persistentSerialNum,
&previousFreeTid,
&sharedStorage);
PersistentFileSysObjName_SetRelationDir(
fsObjName,
&relFileNode,
NULL);
fsObjName->hasInited = true;
fsObjName->sharedStorage = sharedStorage;
}
break;
case PersistentFsObjType_DatabaseDir:
{
DbDirNode dbDirNode;
GpPersistentDatabaseNode_GetValues(
values,
&dbDirNode.tablespace,
&dbDirNode.database,
persistentState,
&reserved,
parentXid,
persistentSerialNum,
&previousFreeTid,
&sharedStorage);
PersistentFileSysObjName_SetDatabaseDir(
fsObjName,
dbDirNode.tablespace,
dbDirNode.database,
NULL);
fsObjName->hasInited = true;
fsObjName->sharedStorage = sharedStorage;
}
break;
case PersistentFsObjType_TablespaceDir:
{
Oid tablespaceOid;
Oid filespaceOid;
GpPersistentTablespaceNode_GetValues(
values,
&filespaceOid,
&tablespaceOid,
persistentState,
&reserved,
parentXid,
persistentSerialNum,
&previousFreeTid,
&sharedStorage);
PersistentFileSysObjName_SetTablespaceDir(
fsObjName,
tablespaceOid,
NULL);
fsObjName->hasInited = true;
fsObjName->sharedStorage = sharedStorage;
}
break;
case PersistentFsObjType_FilespaceDir:
{
Oid filespaceOid;
int16 dbId1;
char locationBlankPadded1[FilespaceLocationBlankPaddedWithNullTermLen];
GpPersistentFilespaceNode_GetValues(
values,
&filespaceOid,
&dbId1,
locationBlankPadded1,
persistentState,
&reserved,
parentXid,
persistentSerialNum,
&previousFreeTid,
&sharedStorage);
PersistentFileSysObjName_SetFilespaceDir(
fsObjName,
filespaceOid,
NULL);
fsObjName->hasInited = true;
fsObjName->sharedStorage = sharedStorage;
}
break;
default:
elog(ERROR, "Unexpected persistent file-system object type: %d",
fsObjType);
}
}
