func (s *EtcdBackendSuite) SetUpSuite(c *C) {
log.Init([]*log.LogConfig{&log.LogConfig{Name: "console"}})
nodes_string := os.Getenv("VULCAND_ETCD_NODES")
if nodes_string == "" {
// Skips the entire suite
c.Skip("This test requires etcd, provide comma separated nodes in VULCAND_TEST_ETCD_NODES environment variable")
return
}
s.nodes = strings.Split(nodes_string, ",")
}
func (s *Service) Start() error {
// Init logging
log.Init([]*log.LogConfig{&log.LogConfig{Name: s.options.Log}})
backend, err := NewEtcdBackend(s.options.EtcdNodes, s.options.EtcdKey, s.options.EtcdConsistency)
if err != nil {
return err
}
s.backend = backend
if s.options.PidPath != "" {
if err := runtime.WritePid(s.options.PidPath); err != nil {
return fmt.Errorf("Failed to write PID file: %v\n", err)
}
}
if err := s.createProxy(); err != nil {
return err
}
go s.startProxy()
s.configurator = NewConfigurator(s.proxy)
// Tell backend to watch configuration changes and pass them to the channel
// the second parameter tells backend to do the initial read of the configuration
// and produce the stream of changes so proxy would initialise initial config
go s.backend.WatchChanges(s.changes, true)
// Configurator will listen to the changes from the channel and will
go s.configurator.WatchChanges(s.changes)
if err := s.initApi(); err != nil {
return err
}
go s.startApi()
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt, os.Kill)
// Block until a signal is received.
log.Infof("Got signal %s, exiting now", <-c)
return nil
}
func (s *Service) Start() error {
// Init logging
log.Init([]*log.LogConfig{&log.LogConfig{Name: "console"}})
backend, err := NewEtcdBackend(s.options.EtcdNodes, s.options.EtcdKey, s.options.EtcdConsistency, s.changes, s)
if err != nil {
return err
}
s.backend = backend
if s.options.PidPath != "" {
if err := runtime.WritePid(s.options.PidPath); err != nil {
return fmt.Errorf("Failed to write PID file: %v\n", err)
}
}
if err := s.createProxy(); err != nil {
return err
}
if err := s.configureProxy(); err != nil {
return err
}
if err := s.configureApi(); err != nil {
return err
}
go s.startProxy()
go s.startApi()
go s.watchChanges()
c := make(chan os.Signal, 1)
signal.Notify(c, os.Interrupt, os.Kill)
// Block until a signal is received.
log.Infof("Got signal %s, exiting now", <-c)
return nil
}