Go: rangement des 45 fichiers par domaine (cli_/web_/chat_/llm_/backend_/relay_/sys_) + doc.go carte du code - renommages purs (git mv) + maj des noms cites en commentaires, zero changement de code

sys_install_windows.go

@@ -0,0 +1,217 @@
+//go:build windows
+
+package main
+
+import (
+	"fmt"
+	"io"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"strings"
+)
+
+// On Windows there's no systemd unit, sudoers, or /usr/local/bin to populate.
+// `jean install` simply provisions the data directory and a starter config; the
+// service itself is managed by the PID-file supervisor in sys_service_windows.go
+// (jean start / stop / status), which needs no admin rights.
+
+const configTemplate = `# Configuration JEAN — édite-moi puis: jean restart
+# jean serve lit ce fichier et lance ton binaire llama.cpp.
+
+# Chemins (utilise des chemins Windows ; les antislashs ou slashs marchent)
+BIN="C:/llama.cpp/build/bin/Release/llama-server.exe"
+MODEL="C:/models/your-model.gguf"
+
+# Serveur
+PORT="8080"
+HOST="127.0.0.1"
+
+# Inference
+CTX="32768"
+BATCH="2048"
+UBATCH="512"
+NGL="999"
+
+# Args supplémentaires passés à llama-server
+EXTRA_ARGS=""
+`
+
+func cmdInstall(args []string) error {
+	jeanHome := JeanHome()
+
+	fmt.Printf("Installation (Windows)\n")
+	fmt.Printf("  JEAN_HOME = %s\n", jeanHome)
+	fmt.Printf("  service   = %s\n", serviceName())
+
+	// 1. Create directories
+	for _, d := range []string{jeanHome, filepath.Join(jeanHome, "configs"), filepath.Join(jeanHome, "SKILLS")} {
+		if err := os.MkdirAll(d, 0o755); err != nil {
+			return err
+		}
+	}
+
+	// 2. Drop a config.env if none exists
+	conf := filepath.Join(jeanHome, "config.env")
+	if _, err := os.Stat(conf); os.IsNotExist(err) {
+		if err := os.WriteFile(conf, []byte(configTemplate), 0o644); err != nil {
+			return err
+		}
+		fmt.Printf("  %s écrit %s\n", green("✓"), conf)
+	} else {
+		fmt.Printf("  %s config.env déjà présent — inchangé\n", dim("•"))
+	}
+
+	// 3. Install the binary into JEAN_HOME\bin and put that dir on the user PATH,
+	//    so `jean` is callable from any shell (this is the Windows analogue of the
+	//    /usr/local/bin symlink the Unix installer creates).
+	binDir := filepath.Join(jeanHome, "bin")
+	if err := os.MkdirAll(binDir, 0o755); err != nil {
+		return err
+	}
+	onPath := false
+	if dst, err := installSelf(binDir); err != nil {
+		fmt.Printf("  %s copie du binaire impossible (%v) — ajoute-le au PATH à la main\n", dim("•"), err)
+	} else {
+		fmt.Printf("  %s binaire installé %s\n", green("✓"), dst)
+		added, err := addToUserPath(binDir)
+		switch {
+		case err != nil:
+			fmt.Printf("  %s mise à jour du PATH impossible (%v)\n", dim("•"), err)
+		case added:
+			fmt.Printf("  %s %s ajouté au PATH utilisateur\n", green("✓"), binDir)
+			onPath = true
+		default:
+			fmt.Printf("  %s %s déjà dans le PATH\n", dim("•"), binDir)
+			onPath = true
+		}
+	}
+
+	fmt.Println()
+	fmt.Printf("%s installation terminée.\n", green("[ok]"))
+	fmt.Printf("\nProchaines étapes :\n")
+	fmt.Printf("  1. édite la config :   %s   (renseigne BIN, MODEL)\n", bold("jean edit"))
+	fmt.Printf("  2. démarre le service: %s\n", bold("jean start"))
+	fmt.Printf("  3. UI web :            %s\n", bold("jean web"))
+	if onPath {
+		fmt.Printf("\n%s ouvre un NOUVEAU terminal pour que 'jean' soit reconnu (le PATH n'est lu qu'au démarrage du shell).\n", dim("[info]"))
+	} else {
+		fmt.Printf("\n%s pour exécuter 'jean' depuis n'importe où, ajoute son dossier au PATH.\n", dim("[info]"))
+	}
+	return nil
+}
+
+// installSelf copies the currently running executable into binDir as jean.exe
+// and returns the destination path. If the running exe already lives there
+// (re-install), it's a no-op.
+func installSelf(binDir string) (string, error) {
+	src, err := os.Executable()
+	if err != nil {
+		return "", err
+	}
+	src, _ = filepath.EvalSymlinks(src)
+	dst := filepath.Join(binDir, "jean.exe")
+	if strings.EqualFold(src, dst) {
+		return dst, nil
+	}
+	in, err := os.Open(src)
+	if err != nil {
+		return "", err
+	}
+	defer in.Close()
+	// Can't overwrite a running exe, but jean.exe in binDir isn't the one we're
+	// running (src != dst here), so a plain create is fine.
+	out, err := os.OpenFile(dst, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0o755)
+	if err != nil {
+		return "", err
+	}
+	if _, err := io.Copy(out, in); err != nil {
+		out.Close()
+		return "", err
+	}
+	if err := out.Close(); err != nil {
+		return "", err
+	}
+	return dst, nil
+}
+
+// addToUserPath appends dir to the per-user PATH (HKCU\Environment) persistently,
+// without admin rights and without setx's 1024-char truncation. Returns false if
+// dir was already present. The change applies to newly launched shells.
+func addToUserPath(dir string) (bool, error) {
+	// Read the *user* PATH (not the process PATH, which is User+Machine merged),
+	// edit it, and write it back, all via PowerShell's environment API which
+	// handles the registry REG_EXPAND_SZ type and the WM_SETTINGCHANGE broadcast.
+	ps := fmt.Sprintf(`$d=%s
+$p=[Environment]::GetEnvironmentVariable('Path','User')
+if (-not $p) { $p='' }
+$parts=$p.Split(';') | Where-Object { $_ -ne '' }
+if ($parts -contains $d) { Write-Output 'present'; exit 0 }
+$new=(@($parts) + $d) -join ';'
+[Environment]::SetEnvironmentVariable('Path',$new,'User')
+Write-Output 'added'`, psQuote(dir))
+	cmd := exec.Command("powershell", "-NoProfile", "-NonInteractive", "-Command", ps)
+	outBytes, err := cmd.CombinedOutput()
+	out := strings.TrimSpace(string(outBytes))
+	if err != nil {
+		return false, fmt.Errorf("%v: %s", err, out)
+	}
+	return strings.Contains(out, "added"), nil
+}
+
+// removeFromUserPath drops dir from the per-user PATH if present. Returns false
+// if it wasn't there.
+func removeFromUserPath(dir string) (bool, error) {
+	ps := fmt.Sprintf(`$d=%s
+$p=[Environment]::GetEnvironmentVariable('Path','User')
+if (-not $p) { Write-Output 'absent'; exit 0 }
+$parts=$p.Split(';') | Where-Object { $_ -ne '' -and $_ -ne $d }
+if (($p.Split(';') | Where-Object { $_ -eq $d }).Count -eq 0) { Write-Output 'absent'; exit 0 }
+[Environment]::SetEnvironmentVariable('Path',($parts -join ';'),'User')
+Write-Output 'removed'`, psQuote(dir))
+	cmd := exec.Command("powershell", "-NoProfile", "-NonInteractive", "-Command", ps)
+	outBytes, err := cmd.CombinedOutput()
+	out := strings.TrimSpace(string(outBytes))
+	if err != nil {
+		return false, fmt.Errorf("%v: %s", err, out)
+	}
+	return strings.Contains(out, "removed"), nil
+}
+
+// psQuote wraps s in a PowerShell single-quoted string literal (doubling any
+// embedded single quotes), safe against spaces and metacharacters in the path.
+func psQuote(s string) string {
+	return "'" + strings.ReplaceAll(s, "'", "''") + "'"
+}
+
+func cmdUninstall(args []string) error {
+	keepData := true
+	for _, a := range args {
+		if a == "--purge" {
+			keepData = false
+		}
+		if a == "--keep-data" {
+			keepData = true
+		}
+	}
+	// Stop the background server if it's running.
+	_ = svcStop(false)
+
+	// Pull JEAN_HOME\bin off the user PATH (best-effort).
+	binDir := filepath.Join(JeanHome(), "bin")
+	if removed, err := removeFromUserPath(binDir); err == nil && removed {
+		fmt.Printf("  %s %s retiré du PATH utilisateur\n", green("✓"), binDir)
+	}
+
+	if !keepData {
+		jeanHome := JeanHome()
+		if err := os.RemoveAll(jeanHome); err != nil {
+			return fmt.Errorf("suppression de %s: %w", jeanHome, err)
+		}
+		fmt.Printf("  %s %s supprimé\n", green("✓"), jeanHome)
+	} else {
+		fmt.Println(dim("(données utilisateur conservées — relance avec --purge pour tout supprimer)"))
+	}
+	fmt.Println(green("[ok]") + " désinstallé")
+	return nil
+}