init

internal/paths/paths.go

@@ -0,0 +1,53 @@
+// Package paths resolves platform-specific application directories.
+//
+// Layout follows each platform's conventions. On macOS:
+//
+//	~/Library/Application Support/com.lmvpn.client/  user data, db, config
+//	~/Library/Caches/com.lmvpn.client/              caches
+//	~/Library/Logs/com.lmvpn.client/                logs
+package paths
+
+import "os"
+
+// BundleID is the application bundle identifier used as the per-app
+// subdirectory name under the platform library folders.
+const BundleID = "com.lmvpn.client"
+
+// AppName is the human-readable application name.
+const AppName = "LMVPN"
+
+// Dirs describes the resolved application directories.
+type Dirs struct {
+	Data  string // persistent user data (db, config)
+	Cache string // recreatable caches
+	Log   string // log files
+}
+
+// Paths is the resolved directory set for the current platform.
+var Paths Dirs
+
+// EnsureDirs creates the application directories if they do not exist.
+func EnsureDirs() error {
+	for _, d := range []string{Paths.Data, Paths.Cache, Paths.Log} {
+		if err := os.MkdirAll(d, 0o755); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// DBPath returns the path to the SQLite database file.
+func DBPath() string { return Paths.Data + "/lmvpn.db" }
+
+// ConfigPath returns the path to the application config file.
+func ConfigPath() string { return Paths.Data + "/config.yml" }
+
+// LogFile returns the path to the GUI log file.
+func LogFile() string { return Paths.Log + "/lmvpn.log" }
+
+// DaemonLogFile returns the path to the daemon log file.
+func DaemonLogFile() string { return Paths.Log + "/lmvpn-daemon.log" }
+
+// IPCSocketPath returns the path to the unix domain socket used for
+// GUI <-> daemon communication.
+func IPCSocketPath() string { return "/tmp/lmvpn.sock" }

internal/paths/paths_darwin.go

@@ -0,0 +1,18 @@
+//go:build darwin
+
+package paths
+
+import (
+	"os"
+	"path/filepath"
+)
+
+func init() {
+	home, _ := os.UserHomeDir()
+	lib := filepath.Join(home, "Library")
+	Paths = Dirs{
+		Data:  filepath.Join(lib, "Application Support", BundleID),
+		Cache: filepath.Join(lib, "Caches", BundleID),
+		Log:   filepath.Join(lib, "Logs", BundleID),
+	}
+}

internal/paths/paths_other.go

@@ -0,0 +1,17 @@
+//go:build !darwin
+
+package paths
+
+import (
+	"os"
+	"path/filepath"
+)
+
+func init() {
+	home, _ := os.UserHomeDir()
+	Paths = Dirs{
+		Data:  filepath.Join(home, ".local", "share", BundleID),
+		Cache: filepath.Join(home, ".cache", BundleID),
+		Log:   filepath.Join(home, ".local", "state", BundleID, "log"),
+	}
+}