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feat: add external grpc and model autoloading

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This commit is contained in:
Ettore Di Giacinto 2023-07-20 22:10:12 +02:00
parent 1d2ae46ddc
commit 94916749c5
15 changed files with 429 additions and 192 deletions
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25
api/backend/llm.go
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@ -1,14 +1,17 @@
package backend
import (
"os"
"regexp"
"strings"
"sync"
config "github.com/go-skynet/LocalAI/api/config"
"github.com/go-skynet/LocalAI/api/options"
"github.com/go-skynet/LocalAI/pkg/gallery"
"github.com/go-skynet/LocalAI/pkg/grpc"
model "github.com/go-skynet/LocalAI/pkg/model"
"github.com/go-skynet/LocalAI/pkg/utils"
)
func ModelInference(s string, loader *model.ModelLoader, c config.Config, o *options.Option, tokenCallback func(string) bool) (func() (string, error), error) {
@ -27,12 +30,32 @@ func ModelInference(s string, loader *model.ModelLoader, c config.Config, o *opt
model.WithContext(o.Context),
}
for k, v := range o.ExternalGRPCBackends {
opts = append(opts, model.WithExternalBackend(k, v))
}
if c.Backend != "" {
opts = append(opts, model.WithBackendString(c.Backend))
}
// Check if the modelFile exists, if it doesn't try to load it from the gallery
if o.AutoloadGalleries { // experimental
if _, err := os.Stat(modelFile); os.IsNotExist(err) {
utils.ResetDownloadTimers()
// if we failed to load the model, we try to download it
err := gallery.InstallModelFromGalleryByName(o.Galleries, modelFile, loader.ModelPath, gallery.GalleryModel{}, utils.DisplayDownloadFunction)
if err != nil {
return nil, err
}
}
}
if c.Backend == "" {
inferenceModel, err = loader.GreedyLoader(opts...)
} else {
opts = append(opts, model.WithBackendString(c.Backend))
inferenceModel, err = loader.BackendLoader(opts...)
}
if err != nil {
return nil, err
}