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Replace logrus and go-flags with klog and built-in flag package.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,51 +1,49 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "flag" | ||
| "net/http" | ||
| "os" | ||
|
|
||
| "github.com/darwinia-network/node-liveness-probe/handlers" | ||
| "github.com/darwinia-network/node-liveness-probe/probes" | ||
| flags "github.com/jessevdk/go-flags" | ||
| log "github.com/sirupsen/logrus" | ||
| "k8s.io/klog/v2" | ||
| ) | ||
|
|
||
| var opts struct { | ||
| Listen string `long:"listen" description:"Listen address" value-name:"[ADDR]:PORT" default:":49944"` | ||
| NodeWsEndpoint string `long:"ws-endpoint" description:"Node websocket endpoint" value-name:"<ws|wss>://ADDR[:PORT]" default:"ws://127.0.0.1:9944"` | ||
| LogLevel uint32 `long:"log-level" description:"The log level (0 ~ 6), use 5 for debugging, see https://pkg.go.dev/github.com/sirupsen/logrus#Level" value-name:"N" default:"4"` | ||
| BlockThresholdSeconds float64 `long:"block-threshold-seconds" description:"/healthz_block returns unhealthy if node's latest block is older than threshold" value-name:"N" default:"120"` | ||
| } | ||
|
|
||
| var ( | ||
| buildVersion = "dev" | ||
| buildCommit = "none" | ||
| buildDate = "unknown" | ||
| ) | ||
|
|
||
| func main() { | ||
| if _, err := flags.Parse(&opts); err != nil { | ||
| os.Exit(0) | ||
| } | ||
| var ( | ||
| listen = flag.String("listen", ":49944", "Listen address") | ||
| wsEndpoint = flag.String("ws-endpoint", "ws://127.0.0.1:9944", "Substrate node WebSocket endpoint") | ||
| blockThresholdSeconds = flag.Float64("block-threshold-seconds", 120, "/healthz_block returns unhealthy if node's latest block is older than threshold") | ||
| ) | ||
|
|
||
| fmt.Printf("Substrate Node Livness Probe %v-%v (built %v)\n", buildVersion, buildCommit, buildDate) | ||
| func main() { | ||
| klog.InitFlags(nil) | ||
| flag.Set("logtostderr", "true") | ||
| flag.Parse() | ||
|
|
||
| log.SetLevel(log.Level(opts.LogLevel)) | ||
| klog.Infof("Substrate Node Livness Probe %v-%v (built %v)\n", buildVersion, buildCommit, buildDate) | ||
|
|
||
| http.Handle("/healthz", &handlers.ProbeHandler{ | ||
| Prober: &probes.LivenessProbe{}, | ||
| WsEndpoint: opts.NodeWsEndpoint, | ||
| WsEndpoint: *wsEndpoint, | ||
| }) | ||
| http.Handle("/healthz_block", &handlers.ProbeHandler{ | ||
| Prober: &probes.LivenessBlockProbe{BlockThresholdSeconds: opts.BlockThresholdSeconds}, | ||
| WsEndpoint: opts.NodeWsEndpoint, | ||
| Prober: &probes.LivenessBlockProbe{BlockThresholdSeconds: *blockThresholdSeconds}, | ||
| WsEndpoint: *wsEndpoint, | ||
| }) | ||
| http.Handle("/readiness", &handlers.ProbeHandler{ | ||
| Prober: &probes.ReadinessProbe{}, | ||
| WsEndpoint: opts.NodeWsEndpoint, | ||
| WsEndpoint: *wsEndpoint, | ||
| }) | ||
|
|
||
| log.Infof("Serving requests on %s", opts.Listen) | ||
| log.Fatal(http.ListenAndServe(opts.Listen, nil)) | ||
| klog.Infof("Serving requests on %s", *listen) | ||
| err := http.ListenAndServe(*listen, nil) | ||
| if err != nil { | ||
| klog.Fatalf("failed to start http server with error: %v", err) | ||
| } | ||
| } |
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