added config path to Service interface

linux_test/Makefile

@@ -3,7 +3,7 @@ all: sysv systemd upstart openrc clean
 
 # compile `go test` binary statically
 test:
-	@CGO_ENABLED=0 go test -installsuffix netgo -a -c ..
+	@CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go test -installsuffix netgo -a -c ..
 
 clean:
 	-rm service.test

service.go

@@ -387,6 +387,19 @@ type Service interface {
 	Status() (Status, error)
 }
 
+// ConfigInfoer is an optional interface which allows for certain information to be obtained.
+type ConfigInfoer interface {
+	configpath() (string, error)
+}
+
+//ConfigPath returns location of the service file where applicable
+func ConfigPath(s Service) (string, error) {
+	if configinfo, ok := s.(ConfigInfoer); ok {
+		return configinfo.configpath()
+	}
+	return "", fmt.Errorf("ConfigInfoer not implemented")
+}
+
 // ControlAction list valid string texts to use in Control.
 var ControlAction = [5]string{"start", "stop", "restart", "install", "uninstall"}
 

service_aix.go

@@ -114,6 +114,11 @@ func (s *aixService) template() *template.Template {
 	}
 }
 
+func (s *aixService) configpath() string {
+	path, _ := s.configPath()
+	return path
+}
+
 func (s *aixService) configPath() (cp string, err error) {
 	cp = "/etc/rc.d/init.d/" + s.Config.Name
 	return

service_freebsd.go

@@ -87,6 +87,11 @@ func (s *freebsdService) template() *template.Template {
 	}
 }
 
+func (s *freebsdService) configpath() string {
+	path, _ := s.configPath()
+	return path
+}
+
 func (s *freebsdService) configPath() (cp string, err error) {
 	cp = "/usr/local/etc/rc.d/" + s.Config.Name
 	return

service_openrc_linux.go

@@ -77,6 +77,11 @@ func newOpenRCService(i Interface, platform string, c *Config) (Service, error)
 
 var errNoUserServiceOpenRC = errors.New("user services are not supported on OpenRC")
 
+func (s *openrc) configpath() string {
+	path, _ := s.configPath()
+	return path
+}
+
 func (s *openrc) configPath() (cp string, err error) {
 	if s.Option.bool(optionUserService, optionUserServiceDefault) {
 		err = errNoUserServiceOpenRC

service_solaris.go

@@ -98,6 +98,11 @@ func (s *solarisService) template() *template.Template {
 	}
 }
 
+func (s *solarisService) configpath() string {
+	path, _ := s.configPath()
+	return path
+}
+
 func (s *solarisService) configPath() (string, error) {
 	return "/lib/svc/manifest/" + s.Prefix + "/" + s.Config.Name + ".xml", nil
 }

service_systemd_linux.go

@@ -67,6 +67,11 @@ func (s *systemd) Platform() string {
 	return s.platform
 }
 
+func (s *systemd) configpath() string {
+	path, _ := s.configPath()
+	return path
+}
+
 func (s *systemd) configPath() (cp string, err error) {
 	if !s.isUserService() {
 		cp = "/etc/systemd/system/" + s.Config.Name + ".service"

service_sysv_linux.go

@@ -44,6 +44,11 @@ func (s *sysv) Platform() string {
 
 var errNoUserServiceSystemV = errors.New("User services are not supported on SystemV.")
 
+func (s *sysv) configpath() string {
+	path, _ := s.configPath()
+	return path
+}
+
 func (s *sysv) configPath() (cp string, err error) {
 	if s.Option.bool(optionUserService, optionUserServiceDefault) {
 		err = errNoUserServiceSystemV

service_test.go

@@ -41,6 +41,22 @@ func TestRunInterrupt(t *testing.T) {
 	}
 }
 
+func TestConfigPath(t *testing.T) {
+	p := &program{}
+	sc := &service.Config{
+		Name: "go_service_test",
+	}
+	s, err := service.New(p, sc)
+	if err != nil {
+		t.Fatalf("New err: %s", err)
+	}
+
+	_, err = service.ConfigPath(s)
+	if err != nil {
+		t.Fatal("Failed to fetch or not implemented")
+	}
+}
+
 const testInstallEnv = "TEST_USER_INSTALL"
 
 // Should always run, without asking for any permission

service_upstart_linux.go

@@ -61,6 +61,11 @@ func (s *upstart) Platform() string {
 // Upstart will be replaced by systemd in most cases anyway.
 var errNoUserServiceUpstart = errors.New("User services are not supported on Upstart.")
 
+func (s *upstart) configpath() string {
+	path, _ := s.configPath()
+	return path
+}
+
 func (s *upstart) configPath() (cp string, err error) {
 	if s.Option.bool(optionUserService, optionUserServiceDefault) {
 		err = errNoUserServiceUpstart