mirror of
https://github.com/gravitl/netmaker.git
synced 2025-10-31 04:06:37 +08:00
go routines now run forever like they are supposed to
This commit is contained in:
Matthew R Kasun
@@ -30,6 +30,7 @@ func Daemon() error {
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signal.Notify(quit, syscall.SIGTERM, os.Interrupt)
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<-quit
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cancel()
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ncutils.Log("all done")
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return nil
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}
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@@ -48,29 +49,28 @@ func SetupMQTT(cfg config.ClientConfig) mqtt.Client {
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//Netclient sets up Message Queue and subsribes/publishes updates to/from server
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func Netclient(ctx context.Context, network string) {
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select {
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case <-ctx.Done():
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ncutils.Log("shutting down daemon")
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return
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default:
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var cfg config.ClientConfig
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cfg.Network = network
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cfg.ReadConfig()
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//fix NodeID to remove ### so NodeID can be used as message topic
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//remove with GRA-73
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cfg.Node.ID = strings.ReplaceAll(cfg.Node.ID, "###", "-")
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ncutils.Log("daemon started for network:" + network)
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client := SetupMQTT(cfg)
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if token := client.Subscribe("#", 0, nil); token.Wait() && token.Error() != nil {
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log.Fatal(token.Error())
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}
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client.AddRoute("update/"+cfg.Node.ID, NodeUpdate)
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client.AddRoute("update/peers/"+cfg.Node.ID, UpdatePeers)
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client.AddRoute("update/keys/"+cfg.Node.ID, UpdateKeys)
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defer client.Disconnect(250)
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go Checkin(ctx, cfg, network)
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go Metrics(ctx, cfg, network)
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ncutils.Log("netclient go routine started for " + network)
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var cfg config.ClientConfig
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cfg.Network = network
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cfg.ReadConfig()
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//fix NodeID to remove ### so NodeID can be used as message topic
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//remove with GRA-73
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cfg.Node.ID = strings.ReplaceAll(cfg.Node.ID, "###", "-")
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ncutils.Log("daemon started for network:" + network)
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client := SetupMQTT(cfg)
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if token := client.Subscribe("#", 0, nil); token.Wait() && token.Error() != nil {
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log.Fatal(token.Error())
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}
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client.AddRoute("update/"+cfg.Node.ID, NodeUpdate)
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client.AddRoute("update/peers/"+cfg.Node.ID, UpdatePeers)
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client.AddRoute("update/keys/"+cfg.Node.ID, UpdateKeys)
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defer client.Disconnect(250)
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go Checkin(ctx, cfg, network)
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go Metrics(ctx, cfg, network)
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<-ctx.Done()
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ncutils.Log("shutting down daemon")
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return
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ncutils.Log("netclient go routine ended for " + network)
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}
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//All -- mqtt message hander for all ('#') topics
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@@ -97,42 +97,44 @@ var UpdateKeys mqtt.MessageHandler = func(client mqtt.Client, msg mqtt.Message)
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//Checkin -- go routine that checks for public or local ip changes, publishes changes
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// if there are no updates, simply "pings" the server as a checkin
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func Checkin(ctx context.Context, cfg config.ClientConfig, network string) {
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select {
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case <-ctx.Done():
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ncutils.Log("Checkin cancelled")
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return
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//delay should be configuraable -> use cfg.Node.NetworkSettings.DefaultCheckInInterval ??
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case <-time.After(time.Second * 10):
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ncutils.Log("Checkin running")
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if cfg.Node.Roaming == "yes" && cfg.Node.IsStatic != "yes" {
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extIP, err := ncutils.GetPublicIP()
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if err != nil {
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ncutils.PrintLog("error encountered checking ip addresses: "+err.Error(), 1)
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}
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if cfg.Node.Endpoint != extIP && extIP != "" {
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ncutils.PrintLog("endpoint has changed from "+cfg.Node.Endpoint+" to "+extIP, 1)
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UpdateEndpoint(cfg, network, extIP)
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}
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intIP, err := getPrivateAddr()
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if err != nil {
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ncutils.PrintLog("error encountered checking ip addresses: "+err.Error(), 1)
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}
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if cfg.Node.LocalAddress != intIP && intIP != "" {
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ncutils.PrintLog("local Address has changed from "+cfg.Node.LocalAddress+" to "+intIP, 1)
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UpdateLocalAddress(cfg, network, intIP)
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}
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} else {
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localIP, err := ncutils.GetLocalIP(cfg.Node.LocalRange)
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if err != nil {
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ncutils.PrintLog("error encountered checking ip addresses: "+err.Error(), 1)
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}
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if cfg.Node.Endpoint != localIP && localIP != "" {
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ncutils.PrintLog("endpoint has changed from "+cfg.Node.Endpoint+" to "+localIP, 1)
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UpdateEndpoint(cfg, network, localIP)
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for {
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select {
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case <-ctx.Done():
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ncutils.Log("Checkin cancelled")
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return
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//delay should be configuraable -> use cfg.Node.NetworkSettings.DefaultCheckInInterval ??
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case <-time.After(time.Second * 10):
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ncutils.Log("Checkin running")
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if cfg.Node.Roaming == "yes" && cfg.Node.IsStatic != "yes" {
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extIP, err := ncutils.GetPublicIP()
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if err != nil {
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ncutils.PrintLog("error encountered checking ip addresses: "+err.Error(), 1)
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}
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if cfg.Node.Endpoint != extIP && extIP != "" {
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ncutils.PrintLog("endpoint has changed from "+cfg.Node.Endpoint+" to "+extIP, 1)
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UpdateEndpoint(cfg, network, extIP)
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}
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intIP, err := getPrivateAddr()
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if err != nil {
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ncutils.PrintLog("error encountered checking ip addresses: "+err.Error(), 1)
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}
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if cfg.Node.LocalAddress != intIP && intIP != "" {
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ncutils.PrintLog("local Address has changed from "+cfg.Node.LocalAddress+" to "+intIP, 1)
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UpdateLocalAddress(cfg, network, intIP)
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}
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} else {
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localIP, err := ncutils.GetLocalIP(cfg.Node.LocalRange)
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if err != nil {
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ncutils.PrintLog("error encountered checking ip addresses: "+err.Error(), 1)
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}
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if cfg.Node.Endpoint != localIP && localIP != "" {
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ncutils.PrintLog("endpoint has changed from "+cfg.Node.Endpoint+" to "+localIP, 1)
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UpdateEndpoint(cfg, network, localIP)
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}
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}
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Hello(cfg, network)
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ncutils.Log("Checkin complete")
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}
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Hello(cfg, network)
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ncutils.Log("Checkin complete")
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}
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}
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@@ -159,7 +161,7 @@ func UpdateLocalAddress(cfg config.ClientConfig, network, ip string) {
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//Hello -- ping the broker to let server know node is alive and doing fine
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func Hello(cfg config.ClientConfig, network string) {
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client := SetupMQTT(cfg)
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if token := client.Publish("ping/"+network+"/"+cfg.Node.ID, 0, false, "hello world!"); token.Wait() && token.Error() != nil {
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if token := client.Publish("ping/"+cfg.Node.ID, 0, false, "hello world!"); token.Wait() && token.Error() != nil {
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ncutils.Log("error publishing ping " + token.Error().Error())
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}
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client.Disconnect(250)
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@@ -167,35 +169,37 @@ func Hello(cfg config.ClientConfig, network string) {
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//Metics -- go routine that collects wireguard metrics and publishes to broker
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func Metrics(ctx context.Context, cfg config.ClientConfig, network string) {
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select {
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case <-ctx.Done():
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ncutils.Log("Metrics collection cancelled")
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return
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//delay should be configuraable -> use cfg.Node.NetworkSettings.DefaultCheckInInterval ??
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case <-time.After(time.Second * 60):
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ncutils.Log("Metrics collection running")
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ncutils.Log("Metrics running")
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wg, err := wgctrl.New()
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if err != nil {
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ncutils.Log("error getting devices " + err.Error())
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break
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for {
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select {
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case <-ctx.Done():
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ncutils.Log("Metrics collection cancelled")
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return
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//delay should be configuraable -> use cfg.Node.NetworkSettings.DefaultCheckInInterval ??
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case <-time.After(time.Second * 60):
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ncutils.Log("Metrics collection running")
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ncutils.Log("Metrics running")
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wg, err := wgctrl.New()
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if err != nil {
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ncutils.Log("error getting devices " + err.Error())
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break
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}
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device, err := wg.Device(cfg.Node.Interface)
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if err != nil {
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ncutils.Log("error readind wg device " + err.Error())
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break
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}
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bytes, err := json.Marshal(device.Peers)
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if err != nil {
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ncutils.Log("error marshaling peers " + err.Error())
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break
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}
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client := SetupMQTT(cfg)
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if token := client.Publish("metrics/"+cfg.Node.ID, 1, false, bytes); token.Wait() && token.Error() != nil {
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ncutils.Log("error publishing metrics " + token.Error().Error())
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}
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wg.Close()
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client.Disconnect(250)
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ncutils.Log("metrics collection complete")
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}
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device, err := wg.Device(cfg.Node.Interface)
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if err != nil {
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ncutils.Log("error readind wg device " + err.Error())
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break
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}
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bytes, err := json.Marshal(device.Peers)
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if err != nil {
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ncutils.Log("error marshaling peers " + err.Error())
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break
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}
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client := SetupMQTT(cfg)
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if token := client.Publish("metrics/"+cfg.Node.ID, 1, false, bytes); token.Wait() && token.Error() != nil {
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ncutils.Log("error publishing metrics " + token.Error().Error())
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}
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wg.Close()
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client.Disconnect(250)
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ncutils.Log("metrics collection complete")
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}
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}
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