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feat: move gpt4all to a grpc service

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Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
renovate/github.com-imdario-mergo-1.x
Ettore Di Giacinto 1 year ago
parent 58f6aab637
commit ae533cadef
8 changed files with 170 additions and 107 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 2
      .gitignore
  2. 30
      Makefile
  3. 33
      api/prediction.go
  4. 23
      cmd/grpc/gpt4all/main.go
  5. 61
      pkg/grpc/llm/gpt4all/gpt4all.go
  6. 82
      pkg/grpc/proto/llmserver.pb.go
  7. 2
      pkg/grpc/proto/llmserver.proto
  8. 16
      pkg/model/initializers.go

2
.gitignore vendored
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@ -1,6 +1,6 @@
# go-llama build artifacts
go-llama
gpt4all
/gpt4all
go-stable-diffusion
go-piper
go-ggllm

30
Makefile
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@ -110,24 +110,6 @@ all: help
gpt4all:
git clone --recurse-submodules $(GPT4ALL_REPO) gpt4all
cd gpt4all && git checkout -b build $(GPT4ALL_VERSION) && git submodule update --init --recursive --depth 1
# This is hackish, but needed as both go-llama and go-gpt4allj have their own version of ggml..
@find ./gpt4all -type f -name "*.c" -exec sed -i'' -e 's/ggml_/ggml_gpt4all_/g' {} +
@find ./gpt4all -type f -name "*.cpp" -exec sed -i'' -e 's/ggml_/ggml_gpt4all_/g' {} +
@find ./gpt4all -type f -name "*.m" -exec sed -i'' -e 's/ggml_/ggml_gpt4all_/g' {} +
@find ./gpt4all -type f -name "*.h" -exec sed -i'' -e 's/ggml_/ggml_gpt4all_/g' {} +
@find ./gpt4all -type f -name "*.c" -exec sed -i'' -e 's/llama_/llama_gpt4all_/g' {} +
@find ./gpt4all -type f -name "*.cpp" -exec sed -i'' -e 's/llama_/llama_gpt4all_/g' {} +
@find ./gpt4all -type f -name "*.h" -exec sed -i'' -e 's/llama_/llama_gpt4all_/g' {} +
@find ./gpt4all/gpt4all-backend -type f -name "llama_util.h" -execdir mv {} "llama_gpt4all_util.h" \;
@find ./gpt4all -type f -name "*.cmake" -exec sed -i'' -e 's/llama_util/llama_gpt4all_util/g' {} +
@find ./gpt4all -type f -name "*.txt" -exec sed -i'' -e 's/llama_util/llama_gpt4all_util/g' {} +
@find ./gpt4all/gpt4all-bindings/golang -type f -name "*.cpp" -exec sed -i'' -e 's/load_model/load_gpt4all_model/g' {} +
@find ./gpt4all/gpt4all-bindings/golang -type f -name "*.go" -exec sed -i'' -e 's/load_model/load_gpt4all_model/g' {} +
@find ./gpt4all/gpt4all-bindings/golang -type f -name "*.h" -exec sed -i'' -e 's/load_model/load_gpt4all_model/g' {} +
@find ./gpt4all/gpt4all-bindings/golang -type f -name "*.h" -exec sed -i'' -e 's/set_numa_thread_affinity/gpt4all_set_numa_thread_affinity/g' {} +
@find ./gpt4all/gpt4all-bindings/golang -type f -name "*.c" -exec sed -i'' -e 's/set_numa_thread_affinity/gpt4all__set_numa_thread_affinity/g' {} +
@find ./gpt4all/gpt4all-bindings/golang -type f -name "*.c" -exec sed -i'' -e 's/clear_numa_thread_affinity/gpt4all__clear_numa_thread_affinity/g' {} +
@find ./gpt4all/gpt4all-bindings/golang -type f -name "*.h" -exec sed -i'' -e 's/clear_numa_thread_affinity/gpt4all__clear_numa_thread_affinity/g' {} +
## go-ggllm
go-ggllm:
@ -282,7 +264,7 @@ rebuild: ## Rebuilds the project
$(MAKE) -C go-ggllm clean
$(MAKE) build
prepare: prepare-sources backend-assets/gpt4all grpcs $(OPTIONAL_TARGETS) go-ggllm/libggllm.a go-llama/libbinding.a go-bert/libgobert.a go-ggml-transformers/libtransformers.a go-rwkv/librwkv.a whisper.cpp/libwhisper.a bloomz/libbloomz.a ## Prepares for building
prepare: prepare-sources grpcs go-bert/libgobert.a go-ggml-transformers/libtransformers.a go-rwkv/librwkv.a whisper.cpp/libwhisper.a bloomz/libbloomz.a $(OPTIONAL_TARGETS)
touch $@
clean: ## Remove build related file
@ -365,12 +347,16 @@ protogen:
backend-assets/grpc:
mkdir -p backend-assets/grpc
falcon-grpc: backend-assets/grpc
falcon-grpc: backend-assets/grpc go-ggllm/libggllm.a
CGO_LDFLAGS="$(CGO_LDFLAGS)" C_INCLUDE_PATH=$(shell pwd)/go-ggllm LIBRARY_PATH=$(shell pwd)/go-ggllm \
$(GOCMD) build -x -ldflags "$(LD_FLAGS)" -tags "$(GO_TAGS)" -o backend-assets/grpc/falcon ./cmd/grpc/falcon/
llama-grpc: backend-assets/grpc
llama-grpc: backend-assets/grpc go-llama/libbinding.a
CGO_LDFLAGS="$(CGO_LDFLAGS)" C_INCLUDE_PATH=$(shell pwd)/go-llama LIBRARY_PATH=$(shell pwd)/go-llama \
$(GOCMD) build -x -ldflags "$(LD_FLAGS)" -tags "$(GO_TAGS)" -o backend-assets/grpc/llama ./cmd/grpc/llama/
grpcs: falcon-grpc llama-grpc
gpt4all-grpc: backend-assets/grpc backend-assets/gpt4all gpt4all/gpt4all-bindings/golang/libgpt4all.a
CGO_LDFLAGS="$(CGO_LDFLAGS)" C_INCLUDE_PATH=$(shell pwd)/gpt4all/gpt4all-bindings/golang/ LIBRARY_PATH=$(shell pwd)/gpt4all/gpt4all-bindings/golang/ \
$(GOCMD) build -x -ldflags "$(LD_FLAGS)" -tags "$(GO_TAGS)" -o backend-assets/grpc/gpt4all ./cmd/grpc/gpt4all/
grpcs: falcon-grpc llama-grpc gpt4all-grpc

33
api/prediction.go
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@ -18,8 +18,6 @@ import (
"github.com/go-skynet/bloomz.cpp"
bert "github.com/go-skynet/go-bert.cpp"
transformers "github.com/go-skynet/go-ggml-transformers.cpp"
gpt4all "github.com/nomic-ai/gpt4all/gpt4all-bindings/golang"
)
// mutex still needed, see: https://github.com/ggerganov/llama.cpp/discussions/784
@ -43,6 +41,7 @@ func gRPCModelOpts(c Config) *pb.ModelOptions {
NGPULayers: int32(c.NGPULayers),
MMap: c.MMap,
MainGPU: c.MainGPU,
Threads: int32(c.Threads),
TensorSplit: c.TensorSplit,
}
}
@ -492,36 +491,6 @@ func ModelInference(s string, loader *model.ModelLoader, c Config, o *Option, to
predictOptions...,
)
}
case *gpt4all.Model:
supportStreams = true
fn = func() (string, error) {
if tokenCallback != nil {
model.SetTokenCallback(tokenCallback)
}
// Generate the prediction using the language model
predictOptions := []gpt4all.PredictOption{
gpt4all.SetTemperature(c.Temperature),
gpt4all.SetTopP(c.TopP),
gpt4all.SetTopK(c.TopK),
gpt4all.SetTokens(c.Maxtokens),
}
if c.Batch != 0 {
predictOptions = append(predictOptions, gpt4all.SetBatch(c.Batch))
}
str, er := model.Predict(
s,
predictOptions...,
)
// Seems that if we don't free the callback explicitly we leave functions registered (that might try to send on closed channels)
// For instance otherwise the API returns: {"error":{"code":500,"message":"send on closed channel","type":""}}
// after a stream event has occurred
model.SetTokenCallback(nil)
return str, er
}
case *grpc.Client:
// in GRPC, the backend is supposed to answer to 1 single token if stream is not supported
supportStreams = true

23
cmd/grpc/gpt4all/main.go
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@ -0,0 +1,23 @@
package main
// Note: this is started internally by LocalAI and a server is allocated for each model
import (
"flag"
gpt4all "github.com/go-skynet/LocalAI/pkg/grpc/llm/gpt4all"
grpc "github.com/go-skynet/LocalAI/pkg/grpc"
)
var (
addr = flag.String("addr", "localhost:50051", "the address to connect to")
)
func main() {
flag.Parse()
if err := grpc.StartServer(*addr, &gpt4all.LLM{}); err != nil {
panic(err)
}
}

61
pkg/grpc/llm/gpt4all/gpt4all.go
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@ -0,0 +1,61 @@
package gpt4all
// 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"
pb "github.com/go-skynet/LocalAI/pkg/grpc/proto"
gpt4all "github.com/nomic-ai/gpt4all/gpt4all-bindings/golang"
)
type LLM struct {
gpt4all *gpt4all.Model
}
func (llm *LLM) Load(opts *pb.ModelOptions) error {
model, err := gpt4all.New(opts.Model,
gpt4all.SetThreads(int(opts.Threads)),
gpt4all.SetLibrarySearchPath(opts.LibrarySearchPath))
llm.gpt4all = model
return err
}
func buildPredictOptions(opts *pb.PredictOptions) []gpt4all.PredictOption {
predictOptions := []gpt4all.PredictOption{
gpt4all.SetTemperature(float64(opts.Temperature)),
gpt4all.SetTopP(float64(opts.TopP)),
gpt4all.SetTopK(int(opts.TopK)),
gpt4all.SetTokens(int(opts.Tokens)),
}
if opts.Batch != 0 {
predictOptions = append(predictOptions, gpt4all.SetBatch(int(opts.Batch)))
}
return predictOptions
}
func (llm *LLM) Predict(opts *pb.PredictOptions) (string, error) {
return llm.gpt4all.Predict(opts.Prompt, buildPredictOptions(opts)...)
}
func (llm *LLM) PredictStream(opts *pb.PredictOptions, results chan string) {
predictOptions := buildPredictOptions(opts)
go func() {
llm.gpt4all.SetTokenCallback(func(token string) bool {
results <- token
return true
})
_, err := llm.gpt4all.Predict(opts.Prompt, predictOptions...)
if err != nil {
fmt.Println("err: ", err)
}
llm.gpt4all.SetTokenCallback(nil)
close(results)
}()
}
func (llm *LLM) Embeddings(opts *pb.PredictOptions) ([]float32, error) {
return []float32{}, fmt.Errorf("not implemented")
}

82
pkg/grpc/proto/llmserver.pb.go
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@ -445,6 +445,8 @@ type ModelOptions struct {
NGPULayers int32 `protobuf:"varint,12,opt,name=NGPULayers,proto3" json:"NGPULayers,omitempty"`
MainGPU string `protobuf:"bytes,13,opt,name=MainGPU,proto3" json:"MainGPU,omitempty"`
TensorSplit string `protobuf:"bytes,14,opt,name=TensorSplit,proto3" json:"TensorSplit,omitempty"`
Threads int32 `protobuf:"varint,15,opt,name=Threads,proto3" json:"Threads,omitempty"`
LibrarySearchPath string `protobuf:"bytes,16,opt,name=LibrarySearchPath,proto3" json:"LibrarySearchPath,omitempty"`
}
func (x *ModelOptions) Reset() {
@ -577,6 +579,20 @@ func (x *ModelOptions) GetTensorSplit() string {
return ""
}
func (x *ModelOptions) GetThreads() int32 {
if x != nil {
return x.Threads
}
return 0
}
func (x *ModelOptions) GetLibrarySearchPath() string {
if x != nil {
return x.LibrarySearchPath
}
return ""
}
type Result struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
@ -753,7 +769,7 @@ var file_pkg_grpc_proto_llmserver_proto_rawDesc = []byte{
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@ -778,36 +794,40 @@ var file_pkg_grpc_proto_llmserver_proto_rawDesc = []byte{
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}
var (

2
pkg/grpc/proto/llmserver.proto
Unescape View File

@ -76,6 +76,8 @@ message ModelOptions {
int32 NGPULayers = 12;
string MainGPU = 13;
string TensorSplit = 14;
int32 Threads = 15;
string LibrarySearchPath = 16;
}
message Result {

16
pkg/model/initializers.go
Unescape View File

@ -19,7 +19,6 @@ import (
transformers "github.com/go-skynet/go-ggml-transformers.cpp"
"github.com/hashicorp/go-multierror"
"github.com/hpcloud/tail"
gpt4all "github.com/nomic-ai/gpt4all/gpt4all-bindings/golang"
"github.com/phayes/freeport"
"github.com/rs/zerolog/log"
@ -140,11 +139,11 @@ var lcHuggingFace = func(repoId string) (interface{}, error) {
// }
// }
func gpt4allLM(opts ...gpt4all.ModelOption) func(string) (interface{}, error) {
return func(s string) (interface{}, error) {
return gpt4all.New(s, opts...)
}
}
// func gpt4allLM(opts ...gpt4all.ModelOption) func(string) (interface{}, error) {
// return func(s string) (interface{}, error) {
// return gpt4all.New(s, opts...)
// }
// }
func rwkvLM(tokenFile string, threads uint32) func(string) (interface{}, error) {
return func(s string) (interface{}, error) {
@ -287,7 +286,10 @@ func (ml *ModelLoader) BackendLoader(opts ...Option) (model interface{}, err err
case StarcoderBackend:
return ml.LoadModel(o.modelFile, starCoder)
case Gpt4AllLlamaBackend, Gpt4AllMptBackend, Gpt4AllJBackend, Gpt4All:
return ml.LoadModel(o.modelFile, gpt4allLM(gpt4all.SetThreads(int(o.threads)), gpt4all.SetLibrarySearchPath(filepath.Join(o.assetDir, "backend-assets", "gpt4all"))))
o.gRPCOptions.LibrarySearchPath = filepath.Join(o.assetDir, "backend-assets", "gpt4all")
return ml.LoadModel(o.modelFile, ml.grpcModel(Gpt4All, o))
// return ml.LoadModel(o.modelFile, gpt4allLM(gpt4all.SetThreads(int(o.threads)), gpt4all.SetLibrarySearchPath(filepath.Join(o.assetDir, "backend-assets", "gpt4all"))))
case BertEmbeddingsBackend:
return ml.LoadModel(o.modelFile, bertEmbeddings)
case RwkvBackend:

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