func (s *restartSuite) TestRestartFailStart(c *gc.C) {
s.Stub.SetErrors(nil, nil, s.Failure) // DiscoverService, Stop, Start
err := service.Restart(s.Name)
s.CheckFailure(c, err)
s.Stub.CheckCallNames(c, "DiscoverService", "Stop", "Start")
}
func (s *restartSuite) TestRestartFailDiscovery(c *gc.C) {
s.Stub.SetErrors(s.Failure)
err := service.Restart(s.Name)
s.CheckFailure(c, err)
s.Stub.CheckCallNames(c, "DiscoverService")
}
func (s *restartSuite) TestRestartRestartable(c *gc.C) {
s.Patched.Service = &restartable{s.Service}
err := service.Restart(s.Name)
c.Assert(err, jc.ErrorIsNil)
s.Stub.CheckCallNames(c, "DiscoverService", "Restart")
}
func (s *restartSuite) TestRestartFailRestart(c *gc.C) {
s.Patched.Service = &restartable{s.Service}
s.Stub.SetErrors(nil, s.Failure) // DiscoverService, Restart
err := service.Restart(s.Name)
s.CheckFailure(c, err)
s.Stub.CheckCallNames(c, "DiscoverService", "Restart")
}
// Restart restarts the agent's service.
func (a *MachineAgent) Restart() error {
name := a.CurrentConfig().Value(agent.AgentServiceName)
return service.Restart(name)
}
func (s *restartSuite) TestRestartStopAndStart(c *gc.C) {
err := service.Restart(s.Name)
c.Assert(err, jc.ErrorIsNil)
s.Stub.CheckCallNames(c, "DiscoverService", "Stop", "Start")
}
"os"
"github.com/juju/errors"
"github.com/juju/juju/service"
)
const svcName = "rsyslog"
// These are patched out during tests.
var (
getEuid = func() int {
return os.Geteuid()
}
restart = func(name string) error {
return service.Restart(name)
}
)
// Restart restarts the "rsyslog" service using the local host's
// currently running init system (e.g. upstart, systemd). If the caller
// is not a superuser then Restart returns an error.
func Restart() error {
if getEuid() == 0 {
if err := restart(svcName); err != nil {
return errors.Annotatef(err, "failed to restart service %q", svcName)
}
return nil
}
return errors.Errorf("must be root")
}