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* feat(loader): refactor single active backend support to LRU This changeset introduces LRU management of loaded backends. Users can set now a maximum number of models to be loaded concurrently, and, when setting LocalAI in single active backend mode we set LRU to 1 for backward compatibility. Signed-off-by: Ettore Di Giacinto <mudler@localai.io> * chore: add tests Signed-off-by: Ettore Di Giacinto <mudler@localai.io> * Update docs Signed-off-by: Ettore Di Giacinto <mudler@localai.io> * Fixups Signed-off-by: Ettore Di Giacinto <mudler@localai.io> --------- Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
79 lines
2.0 KiB
Go
79 lines
2.0 KiB
Go
package cli
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import (
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"context"
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"github.com/mudler/LocalAI/core/backend"
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cliContext "github.com/mudler/LocalAI/core/cli/context"
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"github.com/mudler/LocalAI/core/config"
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"github.com/mudler/LocalAI/pkg/model"
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"github.com/mudler/LocalAI/pkg/system"
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"github.com/rs/zerolog/log"
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)
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type TTSCMD struct {
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Text []string `arg:""`
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Backend string `short:"b" default:"piper" help:"Backend to run the TTS model"`
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Model string `short:"m" required:"" help:"Model name to run the TTS"`
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Voice string `short:"v" help:"Voice name to run the TTS"`
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Language string `short:"l" help:"Language to use with the TTS"`
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OutputFile string `short:"o" type:"path" help:"The path to write the output wav file"`
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ModelsPath string `env:"LOCALAI_MODELS_PATH,MODELS_PATH" type:"path" default:"${basepath}/models" help:"Path containing models used for inferencing" group:"storage"`
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}
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func (t *TTSCMD) Run(ctx *cliContext.Context) error {
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outputFile := t.OutputFile
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outputDir := os.TempDir()
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if outputFile != "" {
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outputDir = filepath.Dir(outputFile)
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}
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text := strings.Join(t.Text, " ")
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systemState, err := system.GetSystemState(
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system.WithModelPath(t.ModelsPath),
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)
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if err != nil {
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return err
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}
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opts := &config.ApplicationConfig{
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SystemState: systemState,
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Context: context.Background(),
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GeneratedContentDir: outputDir,
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}
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ml := model.NewModelLoader(systemState)
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defer func() {
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err := ml.StopAllGRPC()
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if err != nil {
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log.Error().Err(err).Msg("unable to stop all grpc processes")
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}
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}()
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options := config.ModelConfig{}
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options.SetDefaults()
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options.Backend = t.Backend
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options.Model = t.Model
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filePath, _, err := backend.ModelTTS(text, t.Voice, t.Language, ml, opts, options)
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if err != nil {
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return err
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}
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if outputFile != "" {
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if err := os.Rename(filePath, outputFile); err != nil {
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return err
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}
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fmt.Printf("Generate file %s\n", outputFile)
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} else {
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fmt.Printf("Generate file %s\n", filePath)
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}
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return nil
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}
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