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fix(downloader): do not download model files if not necessary (#7492)

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Signed-off-by: Ettore Di Giacinto <mudler@localai.io>
This commit is contained in:
Ettore Di Giacinto
2025-12-09 19:08:10 +01:00
committed by GitHub
parent 74ee1463fe
commit 6cc5cac7b0
2 changed files with 30 additions and 18 deletions
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22
core/config/model_config_loader.go
View File

@@ -287,18 +287,20 @@ func (bcl *ModelConfigLoader) Preload(modelPath string) error {
if config.IsModelURL() {
modelFileName := config.ModelFileName()
uri := downloader.URI(config.Model)
// check if file exists
if _, err := os.Stat(filepath.Join(modelPath, modelFileName)); errors.Is(err, os.ErrNotExist) {
err := uri.DownloadFile(filepath.Join(modelPath, modelFileName), "", 0, 0, status)
if err != nil {
return err
if uri.ResolveURL() != config.Model {
// check if file exists
if _, err := os.Stat(filepath.Join(modelPath, modelFileName)); errors.Is(err, os.ErrNotExist) {
err := uri.DownloadFile(filepath.Join(modelPath, modelFileName), "", 0, 0, status)
if err != nil {
return err
}
}
}
cc := bcl.configs[i]
c := &cc
c.PredictionOptions.Model = modelFileName
bcl.configs[i] = *c
cc := bcl.configs[i]
c := &cc
c.PredictionOptions.Model = modelFileName
bcl.configs[i] = *c
}
}
if config.IsMMProjURL() {

26
pkg/downloader/uri.go
View File

@@ -214,16 +214,26 @@ func (s URI) ResolveURL() string {
repository = strings.Replace(repository, HuggingFacePrefix2, "", 1)
// convert repository to a full URL.
// e.g. TheBloke/Mixtral-8x7B-v0.1-GGUF/mixtral-8x7b-v0.1.Q2_K.gguf@main -> https://huggingface.co/TheBloke/Mixtral-8x7B-v0.1-GGUF/resolve/main/mixtral-8x7b-v0.1.Q2_K.gguf
owner := strings.Split(repository, "/")[0]
repo := strings.Split(repository, "/")[1]
repoPieces := strings.Split(repository, "/")
repoID := strings.Split(repository, "@")
if len(repoPieces) < 3 {
return string(s)
}
owner := repoPieces[0]
repo := repoPieces[1]
branch := "main"
if strings.Contains(repo, "@") {
branch = strings.Split(repository, "@")[1]
}
filepath := strings.Split(repository, "/")[2]
if strings.Contains(filepath, "@") {
filepath = strings.Split(filepath, "@")[0]
filepath := repoPieces[2]
if len(repoID) > 1 {
if strings.Contains(repo, "@") {
branch = repoID[1]
}
if strings.Contains(filepath, "@") {
filepath = repoID[2]
}
}
return fmt.Sprintf("%s/%s/%s/resolve/%s/%s", HF_ENDPOINT, owner, repo, branch, filepath)