File size: 2,558 Bytes
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import (
"fmt"
"os"
"os/exec"
"os/user"
"path/filepath"
"runtime"
"strings"
)
var daemonExecCommand = exec.Command
func IsDaemonInstalled() bool {
manager, err := currentDaemonManager()
if err != nil {
return false
}
_, err = os.Stat(manager.ServicePath())
return err == nil
}
func IsDaemonRunning() bool {
manager, err := currentDaemonManager()
if err != nil {
return false
}
status, err := manager.Status()
if err != nil {
return false
}
return daemonStatusLooksRunning(status)
}
// Internal copy of simplified daemon manager discovery for status checks
type daemonInfo struct {
osName string
userID string
}
func currentDaemonManager() (daemonService, error) {
u, err := user.Current()
if err != nil {
return nil, err
}
info := daemonInfo{osName: runtime.GOOS, userID: u.Uid}
switch info.osName {
case "linux":
return &systemdStatus{userID: u.Uid}, nil
case "darwin":
return &launchdStatus{userID: u.Uid}, nil
default:
return nil, fmt.Errorf("unsupported OS")
}
}
type daemonService interface {
ServicePath() string
Status() (string, error)
}
type systemdStatus struct{ userID string }
func (s *systemdStatus) ServicePath() string {
if configHome := strings.TrimSpace(os.Getenv("XDG_CONFIG_HOME")); configHome != "" {
return filepath.Join(configHome, "systemd", "user", "pinchtab.service")
}
home, _ := os.UserHomeDir()
return filepath.Join(home, ".config", "systemd", "user", "pinchtab.service")
}
func (s *systemdStatus) Status() (string, error) {
return runDaemonCommand("systemctl", "--user", "status", "pinchtab.service", "--no-pager")
}
type launchdStatus struct{ userID string }
func (s *launchdStatus) ServicePath() string {
home, _ := os.UserHomeDir()
return filepath.Join(home, "Library", "LaunchAgents", "com.pinchtab.pinchtab.plist")
}
func (s *launchdStatus) Status() (string, error) {
return runDaemonCommand("launchctl", "print", "gui/"+s.userID+"/com.pinchtab.pinchtab")
}
func runDaemonCommand(name string, args ...string) (string, error) {
cmd := daemonExecCommand(name, args...)
output, err := cmd.CombinedOutput()
trimmed := strings.TrimSpace(string(output))
if err == nil {
return trimmed, nil
}
if trimmed == "" {
return "", fmt.Errorf("%s %s: %w", name, strings.Join(args, " "), err)
}
return "", fmt.Errorf("%s %s: %w: %s", name, strings.Join(args, " "), err, trimmed)
}
func daemonStatusLooksRunning(status string) bool {
return strings.Contains(status, "state = running") ||
strings.Contains(status, "Active: active (running)")
}
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