cgrates/engine/storage_cassandra.go

package engine

import (
	"fmt"

	"github.com/cgrates/cgrates/utils"
	"github.com/gocql/gocql"
)

type CassandraStorage struct {
	keyspace string
	db       *gocql.Session
	ms       Marshaler
}

func NewCassandraStorage(addresses []string, keyspace, mrshlerStr string) (*CassandraStorage, error) {
	cluster := gocql.NewCluster(addresses...)
	cluster.Keyspace = keyspace
	session, err := cluster.CreateSession()
	if err != nil {
		return nil, err
	}

	var mrshler Marshaler
	if mrshlerStr == utils.MSGPACK {
		mrshler = NewCodecMsgpackMarshaler()
	} else if mrshlerStr == utils.JSON {
		mrshler = new(JSONMarshaler)
	} else {
		return nil, fmt.Errorf("Unsupported marshaler: %v", mrshlerStr)
	}
	return &CassandraStorage{db: session, keyspace: keyspace, ms: mrshler}, nil
}

func (cs *CassandraStorage) Close() {
	cs.db.Close()
}

func (cs *CassandraStorage) Flush(ignore string) (err error) {
	return cs.db.Query(fmt.Sprintf("delete * from %s", cs.keyspace)).Exec()
}

func (cs *CassandraStorage) SetRatedCdr(*StoredCdr) error                                { return nil }
func (cs *CassandraStorage) LogCallCost(cgrid, source, runid string, cc *CallCost) error { return nil }
func (cs *CassandraStorage) GetCallCostLog(cgrid, source, runid string) (*CallCost, error) {
	return nil, nil
}
func (cs *CassandraStorage) GetStoredCdrs(*utils.CdrsFilter) ([]*StoredCdr, int64, error) {
	return nil, 0, nil
}
func (cs *CassandraStorage) RemStoredCdrs([]string) error                      { return nil }
func (cs *CassandraStorage) LogError(uuid, source, runid, errstr string) error { return nil }
func (cs *CassandraStorage) LogActionTrigger(ubId, source string, at *ActionTrigger, as Actions) error {
	return nil
}
func (cs *CassandraStorage) LogActionPlan(source string, at *ActionPlan, as Actions) error { return nil }