LocalAI/pkg/grpc/base/base.go
Richard Palethorpe 643d85d2cc
feat(stores): Vector store backend (#1795)
Add simple vector store backend

Signed-off-by: Richard Palethorpe <io@richiejp.com>
2024-03-22 21:14:04 +01:00

109 lines
2.8 KiB
Go

package base
// This is a wrapper to statisfy the GRPC service interface
// It is meant to be used by the main executable that is the server for the specific backend type (falcon, gpt3, etc)
import (
"fmt"
"os"
"github.com/go-skynet/LocalAI/core/schema"
pb "github.com/go-skynet/LocalAI/pkg/grpc/proto"
gopsutil "github.com/shirou/gopsutil/v3/process"
)
// Base is a base class for all backends to implement
// Note: the backends that does not support multiple requests
// should use SingleThread instead
type Base struct {
}
func (llm *Base) Locking() bool {
return false
}
func (llm *Base) Lock() {
panic("not implemented")
}
func (llm *Base) Unlock() {
panic("not implemented")
}
func (llm *Base) Busy() bool {
return false
}
func (llm *Base) Load(opts *pb.ModelOptions) error {
return fmt.Errorf("unimplemented")
}
func (llm *Base) Predict(opts *pb.PredictOptions) (string, error) {
return "", fmt.Errorf("unimplemented")
}
func (llm *Base) PredictStream(opts *pb.PredictOptions, results chan string) error {
return fmt.Errorf("unimplemented")
}
func (llm *Base) Embeddings(opts *pb.PredictOptions) ([]float32, error) {
return []float32{}, fmt.Errorf("unimplemented")
}
func (llm *Base) GenerateImage(*pb.GenerateImageRequest) error {
return fmt.Errorf("unimplemented")
}
func (llm *Base) AudioTranscription(*pb.TranscriptRequest) (schema.Result, error) {
return schema.Result{}, fmt.Errorf("unimplemented")
}
func (llm *Base) TTS(*pb.TTSRequest) error {
return fmt.Errorf("unimplemented")
}
func (llm *Base) TokenizeString(opts *pb.PredictOptions) (pb.TokenizationResponse, error) {
return pb.TokenizationResponse{}, fmt.Errorf("unimplemented")
}
// backends may wish to call this to capture the gopsutil info, then enhance with additional memory usage details?
func (llm *Base) Status() (pb.StatusResponse, error) {
return pb.StatusResponse{
Memory: memoryUsage(),
}, nil
}
func (llm *Base) StoresSet(*pb.StoresSetOptions) error {
return fmt.Errorf("unimplemented")
}
func (llm *Base) StoresGet(*pb.StoresGetOptions) (pb.StoresGetResult, error) {
return pb.StoresGetResult{}, fmt.Errorf("unimplemented")
}
func (llm *Base) StoresDelete(*pb.StoresDeleteOptions) error {
return fmt.Errorf("unimplemented")
}
func (llm *Base) StoresFind(*pb.StoresFindOptions) (pb.StoresFindResult, error) {
return pb.StoresFindResult{}, fmt.Errorf("unimplemented")
}
func memoryUsage() *pb.MemoryUsageData {
mud := pb.MemoryUsageData{
Breakdown: make(map[string]uint64),
}
pid := int32(os.Getpid())
backendProcess, err := gopsutil.NewProcess(pid)
if err == nil {
memInfo, err := backendProcess.MemoryInfo()
if err == nil {
mud.Total = memInfo.VMS // TEST, but rss seems reasonable first guess. Does include swap, but we might care about that.
mud.Breakdown["gopsutil-RSS"] = memInfo.RSS
}
}
return &mud
}