func start(c *cli.Context) {
var cm *cluster.ClusterManager
if !osdcli.DaemonMode(c) {
cli.ShowAppHelp(c)
return
}
datastores := []string{mem.Name, etcd.Name}
// We are in daemon mode.
file := c.String("file")
if file == "" {
log.Warn("OSD configuration file not specified. Visit openstorage.org for an example.")
return
}
cfg, err := config.Parse(file)
if err != nil {
log.Error(err)
return
}
kvdbURL := c.String("kvdb")
u, err := url.Parse(kvdbURL)
scheme := u.Scheme
u.Scheme = "http"
kv, err := kvdb.New(scheme, "openstorage", []string{u.String()}, nil)
if err != nil {
log.Warnf("Failed to initialize KVDB: %v (%v)", u.Scheme, err)
log.Warnf("Supported datastores: %v", datastores)
return
}
err = kvdb.SetInstance(kv)
if err != nil {
log.Warnf("Failed to initialize KVDB: %v", err)
return
}
// Start the cluster state machine, if enabled.
if cfg.Osd.ClusterConfig.NodeId != "" && cfg.Osd.ClusterConfig.ClusterId != "" {
dockerClient, err := docker.NewClientFromEnv()
if err != nil {
log.Warnf("Failed to initialize docker client: %v", err)
return
}
cm = cluster.New(cfg.Osd.ClusterConfig, kv, dockerClient)
}
// Start the volume drivers.
for d, v := range cfg.Osd.Drivers {
log.Infof("Starting volume driver: %v", d)
_, err := volume.New(d, v)
if err != nil {
log.Warnf("Unable to start volume driver: %v, %v", d, err)
return
}
err = apiserver.StartServerAPI(d, 0, config.DriverAPIBase)
if err != nil {
log.Warnf("Unable to start volume driver: %v", err)
return
}
err = apiserver.StartPluginAPI(d, config.PluginAPIBase)
if err != nil {
log.Warnf("Unable to start volume plugin: %v", err)
return
}
}
// Start the graph drivers.
for d, _ := range cfg.Osd.GraphDrivers {
log.Infof("Starting graph driver: %v", d)
err = apiserver.StartGraphAPI(d, 0, config.PluginAPIBase)
if err != nil {
log.Warnf("Unable to start graph plugin: %v", err)
return
}
}
if cm != nil {
err = cm.Start()
if err != nil {
log.Warnf("Unable to start cluster manager: %v", err)
return
}
}
// Daemon does not exit.
select {}
}
func start(c *cli.Context) {
if !osdcli.DaemonMode(c) {
cli.ShowAppHelp(c)
return
}
datastores := []string{mem.Name, etcd.Name, consul.Name}
// We are in daemon mode.
file := c.String("file")
if file == "" {
dlog.Warnln("OSD configuration file not specified. Visit openstorage.org for an example.")
return
}
cfg, err := config.Parse(file)
if err != nil {
dlog.Errorln(err)
return
}
kvdbURL := c.String("kvdb")
u, err := url.Parse(kvdbURL)
scheme := u.Scheme
u.Scheme = "http"
kv, err := kvdb.New(scheme, "openstorage", []string{u.String()}, nil)
if err != nil {
dlog.Warnf("Failed to initialize KVDB: %v (%v)", scheme, err)
dlog.Warnf("Supported datastores: %v", datastores)
return
}
err = kvdb.SetInstance(kv)
if err != nil {
dlog.Warnf("Failed to initialize KVDB: %v", err)
return
}
// Start the cluster state machine, if enabled.
clusterInit := false
if cfg.Osd.ClusterConfig.NodeId != "" && cfg.Osd.ClusterConfig.ClusterId != "" {
dlog.Infof("OSD enabling cluster mode.")
if err := cluster.Init(cfg.Osd.ClusterConfig); err != nil {
dlog.Errorln("Unable to init cluster server: %v", err)
return
}
clusterInit = true
if err := server.StartClusterAPI(config.ClusterAPIBase); err != nil {
dlog.Warnf("Unable to start cluster API server: %v", err)
return
}
}
// Start the volume drivers.
for d, v := range cfg.Osd.Drivers {
dlog.Infof("Starting volume driver: %v", d)
if _, err := volume.New(d, v); err != nil {
dlog.Warnf("Unable to start volume driver: %v, %v", d, err)
return
}
if err := server.StartPluginAPI(d, config.DriverAPIBase, config.PluginAPIBase); err != nil {
dlog.Warnf("Unable to start volume plugin: %v", err)
return
}
}
if err := server.StartFlexVolumeAPI(config.FlexVolumePort); err != nil {
dlog.Warnf("Unable to start flexvolume API: %v", err)
return
}
// Start the graph drivers.
for d, _ := range cfg.Osd.GraphDrivers {
dlog.Infof("Starting graph driver: %v", d)
if err := server.StartGraphAPI(d, config.PluginAPIBase); err != nil {
dlog.Warnf("Unable to start graph plugin: %v", err)
return
}
}
if clusterInit {
cm, err := cluster.Inst()
if err != nil {
dlog.Warnf("Unable to find cluster instance: %v", err)
return
}
if err := cm.Start(); err != nil {
dlog.Warnf("Unable to start cluster manager: %v", err)
return
}
}
// Daemon does not exit.
select {}
}