// OpenDatabase returns a database handle from the FoundationDB cluster. It is
// generally preferable to use Open or OpenDefault to obtain a database handle
// directly.
//
// In the current release, the database name must be "DB".
func (c Cluster) OpenDatabase(dbName []byte) (Database, error) {
f := C.fdb_cluster_create_database(c.ptr, byteSliceToPtr(dbName), C.int(len(dbName)))
fdb_future_block_until_ready(f)
var outd *C.FDBDatabase
if err := C.fdb_future_get_database(f, &outd); err != 0 {
return Database{}, Error(err)
}
C.fdb_future_destroy(f)
d := &database{outd}
runtime.SetFinalizer(d, (*database).destroy)
return Database{d}, nil
}
func createCluster(clusterFile string) (Cluster, error) {
var cf *C.char
if len(clusterFile) != 0 {
cf = C.CString(clusterFile)
}
f := C.fdb_create_cluster(cf)
fdb_future_block_until_ready(f)
var outc *C.FDBCluster
if err := C.fdb_future_get_cluster(f, &outc); err != 0 {
return Cluster{}, Error(err)
}
C.fdb_future_destroy(f)
c := &cluster{outc}
runtime.SetFinalizer(c, (*cluster).destroy)
return Cluster{c}, nil
}
func newFuture(ptr *C.FDBFuture) *future {
f := &future{ptr}
runtime.SetFinalizer(f, func(f *future) { C.fdb_future_destroy(f.ptr) })
return f
}
func (f *future) destroy() {
C.fdb_future_destroy(f.ptr)
}