Files
gpu-turnstile/internal/service/venv.go
T

39 lines
1.1 KiB
Go

package service
import (
"os"
"path/filepath"
"strings"
)
// comfyVenvHome returns the base interpreter directory of the Python venv at
// <comfyDir>/.venv when that directory lives outside comfyDir, "" otherwise.
// uv-created venvs (Comfy-Desktop) ship a redirector python.exe whose real
// interpreter is the pyvenv.cfg "home" tree — typically a sibling of
// COMFY_DIR, which a sandbox/ACL covering COMFY_DIR alone does not reach.
func comfyVenvHome(comfyDir string) string {
data, err := os.ReadFile(filepath.Join(comfyDir, ".venv", "pyvenv.cfg"))
if err != nil {
return ""
}
for _, line := range strings.Split(string(data), "\n") {
k, v, ok := strings.Cut(line, "=")
if !ok || strings.TrimSpace(k) != "home" {
continue
}
home := strings.TrimSpace(v)
if home == "" {
return ""
}
if st, err := os.Stat(home); err != nil || !st.IsDir() {
return ""
}
rel, err := filepath.Rel(comfyDir, home)
if err != nil || rel == ".." || strings.HasPrefix(rel, ".."+string(filepath.Separator)) {
return home
}
return "" // inside comfyDir: already covered by the COMFY_DIR grant
}
return ""
}