/*
* Populate cdb_component_dbs object by reading from catalog. Use
* probeContext instead of current memory context because current
* context will be destroyed by CommitTransactionCommand().
*/
static void
readCdbComponentInfoAndUpdateStatus(MemoryContext probeContext)
{
int i;
MemoryContext save = MemoryContextSwitchTo(probeContext);
/* cdb_component_dbs is free'd by FtsLoop(). */
cdb_component_dbs = getCdbComponentInfo(false);
MemoryContextSwitchTo(save);
for (i=0; i < cdb_component_dbs->total_segment_dbs; i++)
{
CdbComponentDatabaseInfo *segInfo = &cdb_component_dbs->segment_db_info[i];
uint8 segStatus;
segStatus = 0;
if (SEGMENT_IS_ALIVE(segInfo))
segStatus |= FTS_STATUS_ALIVE;
if (SEGMENT_IS_ACTIVE_PRIMARY(segInfo))
segStatus |= FTS_STATUS_PRIMARY;
if (segInfo->preferred_role == 'p')
segStatus |= FTS_STATUS_DEFINEDPRIMARY;
if (segInfo->mode == 's')
segStatus |= FTS_STATUS_SYNCHRONIZED;
if (segInfo->mode == 'c')
segStatus |= FTS_STATUS_CHANGELOGGING;
ftsProbeInfo->fts_status[segInfo->dbid] = segStatus;
}
}
/*
* getCdbComponentDatabases
*
*
* Storage for the SegmentInstances block and all subsidiary
* structures are allocated from the caller's context.
*/
CdbComponentDatabases *
getCdbComponentDatabases(void)
{
return getCdbComponentInfo(true);
}