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Enhance: Add hook to support different way to create/drop/alter wareh… #462

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merged 1 commit into from
Jun 13, 2024
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Enhance: Add hook to support different way to create/drop/alter wareh… #462

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6 changes: 6 additions & 0 deletions src/backend/cdb/cdbvars.c
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Original file line number Diff line number Diff line change
Expand Up @@ -619,3 +619,9 @@ gp_execution_dbid(PG_FUNCTION_ARGS)
{
PG_RETURN_INT32(GpIdentity.dbid);
}


/*
* Warehouse hook for Create/Drop/Alter Warehouse
*/
WarehouseMethod *warehouse_method = NULL;
43 changes: 43 additions & 0 deletions src/include/cdb/cdbvars.h
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Expand Up @@ -781,4 +781,47 @@ extern const char * lookup_autostats_mode_by_value(GpAutoStatsModeValue val);
*/
#define CDB_NOTIFY_ENDPOINT_ACK "ack_notify"

typedef enum WarehouseStatus
{
WAREHOUSE_STATUS_CREATING,
WAREHOUSE_STATUS_RUNNING,
WAREHOUSE_STATUS_SUSPENDED,
WAREHOUSE_STATUS_STOPPING
} WarehouseStatus;

typedef struct WarehouseSegmentConfig
{
char *hostname;
char *address;
int32 port;
char *data_directory;
int16 content_id;
} WarehouseSegmentConfig;

/*
* Warehouse hook for Create/Drop/Alter Warehouse.
* There are different implementations for different deployment methods.
*/
typedef struct WarehouseMethod{
bool (*CreateWarehouse_hook)(char *warehouse_name,
int warehouse_size,
char **warehouse_options,
int warehouse_options_size,
WarehouseSegmentConfig **seg_configs,
int *seg_configs_size,
WarehouseStatus *status);

bool (*DropWarehouse_hook)(char *warehouse_name,
WarehouseSegmentConfig *seg_configs,
int warehouse_size);

bool (*AlterWarehouse_hook)(char *warehouse_name,
int old_warehouse_size,
int new_warehouse_size,
WarehouseSegmentConfig **new_seg_configs,
int *seg_configs_size);
} WarehouseMethod;

extern WarehouseMethod *warehouse_method;

#endif /* CDBVARS_H */
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