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Merge pull request #89 from mrpalide/feat/refactore-node-visualizer
Node Visualizer (Refactor)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| # DMSG Monitor | ||
|
|
||
| ## API endpoints | ||
|
|
||
| ### GET `/health` | ||
| Gets the health info of the service. e.g. | ||
| ``` | ||
| { | ||
| "build_info": { | ||
| "version": "v1.0.1-267-ge1617c5b", | ||
| "commit": "e1617c5b0121182cfd2b610dc518e4753e56440e", | ||
| "date": "2022-10-25T11:01:52Z" | ||
| }, | ||
| "started_at": "2022-10-25T11:10:45.152629597Z" | ||
| } | ||
| ``` |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,123 @@ | ||
| // Package commands cmd/dmsg-monitor/commands/root.go | ||
| package commands | ||
|
|
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| import ( | ||
| "context" | ||
| "fmt" | ||
| "log" | ||
| "os" | ||
| "path/filepath" | ||
| "strings" | ||
| "time" | ||
|
|
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| "github.com/skycoin/skywire/pkg/skywire-utilities/pkg/buildinfo" | ||
| "github.com/skycoin/skywire/pkg/skywire-utilities/pkg/cipher" | ||
| "github.com/skycoin/skywire/pkg/skywire-utilities/pkg/cmdutil" | ||
| "github.com/skycoin/skywire/pkg/skywire-utilities/pkg/logging" | ||
| "github.com/skycoin/skywire/pkg/skywire-utilities/pkg/tcpproxy" | ||
| "github.com/spf13/cobra" | ||
|
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| "github.com/skycoin/skywire-services/pkg/dmsg-monitor/api" | ||
| ) | ||
|
|
||
| var ( | ||
| confPath string | ||
| dmsgURL string | ||
| utURL string | ||
| addr string | ||
| tag string | ||
| logLvl string | ||
| sleepDeregistration time.Duration | ||
| batchSize int | ||
| ) | ||
|
|
||
| func init() { | ||
| RootCmd.Flags().StringVarP(&addr, "addr", "a", ":9080", "address to bind to.\033[0m") | ||
| RootCmd.Flags().DurationVarP(&sleepDeregistration, "sleep-deregistration", "s", 60, "Sleep time for derigstration process in minutes\033[0m") | ||
| RootCmd.Flags().IntVarP(&batchSize, "batchsize", "b", 20, "Batch size of deregistration\033[0m") | ||
| RootCmd.Flags().StringVarP(&confPath, "config", "c", "dmsg-monitor.json", "config file location.\033[0m") | ||
| RootCmd.Flags().StringVarP(&dmsgURL, "dmsg-url", "d", "", "url to dmsg data.\033[0m") | ||
| RootCmd.Flags().StringVarP(&utURL, "ut-url", "u", "", "url to uptime tracker visor data.\033[0m") | ||
| RootCmd.Flags().StringVar(&tag, "tag", "dmsg_monitor", "logging tag\033[0m") | ||
| RootCmd.Flags().StringVarP(&logLvl, "loglvl", "l", "info", "set log level one of: info, error, warn, debug, trace, panic") | ||
| } | ||
|
|
||
| // RootCmd contains the root command | ||
| var RootCmd = &cobra.Command{ | ||
| Use: func() string { | ||
| return strings.Split(filepath.Base(strings.ReplaceAll(strings.ReplaceAll(fmt.Sprintf("%v", os.Args), "[", ""), "]", "")), " ")[0] | ||
| }(), | ||
| Short: "DMSG monitor of DMSG discovery entries.", | ||
| Long: ` | ||
| ┌┬┐┌┬┐┌─┐┌─┐ ┌┬┐┌─┐┌┐┌┬┌┬┐┌─┐┬─┐ | ||
| │││││└─┐│ ┬───││││ │││││ │ │ │├┬┘ | ||
| ─┴┘┴ ┴└─┘└─┘ ┴ ┴└─┘┘└┘┴ ┴ └─┘┴└─ | ||
| `, | ||
| SilenceErrors: true, | ||
| SilenceUsage: true, | ||
| DisableSuggestions: true, | ||
| DisableFlagsInUseLine: true, | ||
| Version: buildinfo.Version(), | ||
| Run: func(_ *cobra.Command, _ []string) { | ||
| if _, err := buildinfo.Get().WriteTo(os.Stdout); err != nil { | ||
| log.Printf("Failed to output build info: %v", err) | ||
| } | ||
|
|
||
| mLogger := logging.NewMasterLogger() | ||
| lvl, err := logging.LevelFromString(logLvl) | ||
| if err != nil { | ||
| mLogger.Fatal("Invalid log level") | ||
| } | ||
| logging.SetLevel(lvl) | ||
|
|
||
| conf := api.InitConfig(confPath, mLogger) | ||
|
|
||
| if dmsgURL == "" { | ||
| dmsgURL = conf.Dmsg.Discovery | ||
| } | ||
| if utURL == "" { | ||
| utURL = conf.UptimeTracker.Addr + "/uptimes" | ||
| } | ||
|
|
||
| var srvURLs api.ServicesURLs | ||
| srvURLs.DMSG = dmsgURL | ||
| srvURLs.UT = utURL | ||
|
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| logger := mLogger.PackageLogger(tag) | ||
|
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| logger.WithField("addr", addr).Info("Serving DMSG-Monitor API...") | ||
|
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| monitorSign, _ := cipher.SignPayload([]byte(conf.PK.Hex()), conf.SK) //nolint | ||
|
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| var monitorConfig api.DMSGMonitorConfig | ||
| monitorConfig.PK = conf.PK | ||
| monitorConfig.Sign = monitorSign | ||
| monitorConfig.BatchSize = batchSize | ||
|
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| dmsgMonitorAPI := api.New(logger, srvURLs, monitorConfig) | ||
|
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| ctx, cancel := cmdutil.SignalContext(context.Background(), logger) | ||
| defer cancel() | ||
|
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| go dmsgMonitorAPI.InitDeregistrationLoop(ctx, conf, sleepDeregistration) | ||
|
|
||
| go func() { | ||
| if err := tcpproxy.ListenAndServe(addr, dmsgMonitorAPI); err != nil { | ||
| logger.Errorf("serve: %v", err) | ||
| cancel() | ||
| } | ||
| }() | ||
|
|
||
| <-ctx.Done() | ||
| if err := dmsgMonitorAPI.Visor.Close(); err != nil { | ||
| logger.WithError(err).Error("Visor closed with error.") | ||
| } | ||
| }, | ||
| } | ||
|
|
||
| // Execute executes root CLI command. | ||
| func Execute() { | ||
| if err := RootCmd.Execute(); err != nil { | ||
| log.Fatal("Failed to execute command: ", err) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,43 @@ | ||
| // Package main cmd/dmsg-monitor/dmsg-monitor.go | ||
| package main | ||
|
|
||
| import ( | ||
| cc "github.com/ivanpirog/coloredcobra" | ||
| "github.com/spf13/cobra" | ||
|
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| "github.com/skycoin/skywire-services/cmd/dmsg-monitor/commands" | ||
| ) | ||
|
|
||
| func init() { | ||
| var helpflag bool | ||
| commands.RootCmd.SetUsageTemplate(help) | ||
| commands.RootCmd.PersistentFlags().BoolVarP(&helpflag, "help", "h", false, "help for dmsgpty-cli") | ||
| commands.RootCmd.SetHelpCommand(&cobra.Command{Hidden: true}) | ||
| commands.RootCmd.PersistentFlags().MarkHidden("help") //nolint | ||
| } | ||
|
|
||
| func main() { | ||
| cc.Init(&cc.Config{ | ||
| RootCmd: commands.RootCmd, | ||
| Headings: cc.HiBlue + cc.Bold, | ||
| Commands: cc.HiBlue + cc.Bold, | ||
| CmdShortDescr: cc.HiBlue, | ||
| Example: cc.HiBlue + cc.Italic, | ||
| ExecName: cc.HiBlue + cc.Bold, | ||
| Flags: cc.HiBlue + cc.Bold, | ||
| FlagsDescr: cc.HiBlue, | ||
| NoExtraNewlines: true, | ||
| NoBottomNewline: true, | ||
| }) | ||
| commands.Execute() | ||
| } | ||
|
|
||
| const help = "Usage:\r\n" + | ||
| " {{.UseLine}}{{if .HasAvailableSubCommands}}{{end}} {{if gt (len .Aliases) 0}}\r\n\r\n" + | ||
| "{{.NameAndAliases}}{{end}}{{if .HasAvailableSubCommands}}\r\n\r\n" + | ||
| "Available Commands:{{range .Commands}}{{if (or .IsAvailableCommand)}}\r\n " + | ||
| "{{rpad .Name .NamePadding }} {{.Short}}{{end}}{{end}}{{end}}{{if .HasAvailableLocalFlags}}\r\n\r\n" + | ||
| "Flags:\r\n" + | ||
| "{{.LocalFlags.FlagUsages | trimTrailingWhitespaces}}{{end}}{{if .HasAvailableInheritedFlags}}\r\n\r\n" + | ||
| "Global Flags:\r\n" + | ||
| "{{.InheritedFlags.FlagUsages | trimTrailingWhitespaces}}{{end}}\r\n\r\n" |
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