update server

.gitignore

+.idea
+build

Makefile

+.PHONY: default manager all clean fmt docker
+
+GOBIN = $(shell pwd)/build/bin
+TAG ?= latest
+GOFILES_NOVENDOR := $(shell go list -f "{{.Dir}}" ./...)
+
+VERSION := $(shell git describe --tags)
+COMMIT_SHA1 := $(shell git rev-parse HEAD)
+AppName := manager
+
+default: manager
+
+all: manager
+
+BUILD_FLAGS = -tags netgo -ldflags "\
+	-X github.com/odysseus/nodemanager/versions.AppName=${AppName} \
+	-X github.com/odysseus/nodemanager/versions.TagVersion=${VERSION} \
+	-X 'github.com/odysseus/nodemanager/versions.BuildTime=`date`' \
+	-X github.com/odysseus/nodemanager/versions.CommitSha1=${COMMIT_SHA1}  \
+	-X 'github.com/odysseus/nodemanager/versions.GoVersion=`go version`' \
+	-X 'github.com/odysseus/nodemanager/versions.GitBranch=`git symbolic-ref --short -q HEAD`' \
+	"
+
+manager:
+	go build $(BUILD_FLAGS) -o=${GOBIN}/$@ -gcflags "all=-N -l" ./cmd/manager
+	@echo "Done building."
+
+clean:
+	rm -fr build/*
+docker:
+	docker build -t manager:${TAG} .

cmd/manager/main.go

+package main
+
+import "runtime"
+
+func main() {
+	runtime.GOMAXPROCS(runtime.NumCPU())
+	Execute()
+}

cmd/manager/misccmd.go

+package main
+
+import (
+	"fmt"
+	"github.com/odysseus/nodemanager/versions"
+
+	"github.com/spf13/cobra"
+)
+
+var versionDetail bool
+
+func init() {
+	RootCmd.AddCommand(versionCmd)
+
+	versionDetail = *versionCmd.Flags().BoolP("detail", "d", true, "Print detail version info")
+}
+
+// versionCmd represents the base command when called without any subcommands
+var versionCmd = &cobra.Command{
+	Use:   "version",
+	Short: "Print version number",
+	Long:  ``,
+	Run: func(cmd *cobra.Command, args []string) {
+		if versionDetail {
+			fmt.Println(versions.DetailVersion())
+		} else {
+			fmt.Println(versions.Version())
+		}
+	},
+}

cmd/manager/rootcmd.go

+package main
+
+import (
+	rotatelogs "github.com/lestrrat-go/file-rotatelogs"
+	"github.com/odysseus/nodemanager/config"
+	"github.com/odysseus/nodemanager/server"
+	"github.com/rifflock/lfshook"
+	log "github.com/sirupsen/logrus"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"time"
+
+	"os"
+	"sync"
+)
+
+var logLevel string
+var logPath string
+
+// RootCmd represents the base command when called without any subcommands
+var RootCmd = &cobra.Command{
+	Use:   "manager",
+	Short: "The node manager command-line interface",
+	Long:  ``,
+	Run: func(cmd *cobra.Command, args []string) {
+		runNode()
+	},
+	// Uncomment the following line if your bare application
+	// has an action associated with it:
+	//	Run: func(cmd *cobra.Command, args []string) { },
+}
+
+func Execute() {
+	if err := RootCmd.Execute(); err != nil {
+		log.Fatal(err)
+		os.Exit(-1)
+	}
+}
+
+func init() {
+	cobra.OnInitialize(initConfig)
+
+	RootCmd.PersistentFlags().StringVar(&logLevel, "loglevel", "info", "log level")
+	RootCmd.PersistentFlags().StringVar(&logPath, "logpath", "", "log path")
+}
+
+// initConfig reads in config file and ENV variables if set.
+func initConfig() {
+	InitLog()
+
+	viper.SetConfigName("config") // name of config file (without extension)
+	viper.AddConfigPath(".")
+	viper.AutomaticEnv() // read in environment variables that match
+
+	// If a config file is found, read it in.
+	if err := viper.ReadInConfig(); err == nil {
+		//log.Info("Using config file:", viper.ConfigFileUsed())
+	} else {
+		log.WithField("error", err).Fatal("Read config failed")
+		return
+	}
+
+	_, err := config.ParseConfig(viper.ConfigFileUsed())
+	if err != nil {
+		log.WithField("error", err).Fatal("parse config failed")
+	}
+}
+
+func runNode() {
+	server.StartService()
+	wg := sync.WaitGroup{}
+	wg.Add(1)
+
+	wg.Wait()
+}
+
+func getLogLevel(level string) log.Level {
+	switch level {
+	case "info":
+		return log.InfoLevel
+	case "debug":
+		return log.DebugLevel
+	case "error":
+		return log.ErrorLevel
+	default:
+		return log.InfoLevel
+	}
+}
+
+func InitLog() {
+	// standard setting
+	log.SetLevel(getLogLevel(logLevel))
+	log.SetFormatter(&log.TextFormatter{FullTimestamp: true, TimestampFormat: "2006-01-02 15:04:05.000"})
+
+	// file system logger setting
+	if logPath != "" {
+		localFilesystemLogger(logPath)
+	}
+}
+
+func logWriter(logPath string) *rotatelogs.RotateLogs {
+	logFullPath := logPath
+	logwriter, err := rotatelogs.New(
+		logFullPath+".%Y%m%d",
+		rotatelogs.WithLinkName(logFullPath),
+		rotatelogs.WithRotationSize(100*1024*1024), // 100MB
+		rotatelogs.WithRotationTime(24*time.Hour),
+	)
+	if err != nil {
+		panic(err)
+	}
+	return logwriter
+}
+
+func localFilesystemLogger(logPath string) {
+	lfHook := lfshook.NewHook(logWriter(logPath), &log.TextFormatter{FullTimestamp: true, TimestampFormat: "2006-01-02 15:04:05.000"})
+	log.AddHook(lfHook)
+}

config/Config.go

+package config
+
+import (
+	"github.com/BurntSushi/toml"
+	log "github.com/sirupsen/logrus"
+	"io/ioutil"
+)
+
+type Config struct {
+	Endpoint    string `json:"endpoint" toml:"endpoint"`
+	MetricsPort int    `json:"metrics_port" toml:"metrics_port"`
+}
+
+var _cfg *Config = nil
+
+func (conf *Config) MetricPort() int {
+	return conf.MetricsPort
+}
+
+func ParseConfig(path string) (*Config, error) {
+	data, err := ioutil.ReadFile(path)
+	if err != nil {
+		log.Error("get config failed", "err", err)
+		panic(err)
+	}
+	err = toml.Unmarshal(data, &_cfg)
+	// err = json.Unmarshal(data, &_cfg)
+	if err != nil {
+		log.Error("unmarshal config failed", "err", err)
+		panic(err)
+	}
+	return _cfg, nil
+}
+
+func GetConfig() *Config {
+	return _cfg
+}
+
+var (
+	DefaultCors    = []string{"localhost"} // Default cors domain for the apis
+	DefaultVhosts  = []string{"localhost"} // Default virtual hosts for the apis
+	DefaultOrigins = []string{"localhost"} // Default origins for the apis
+	DefaultPrefix  = ""                    // Default prefix for the apis
+	DefaultModules = []string{"time"}
+)
+
+const (
+	APIBatchItemLimit         = 2000
+	APIBatchResponseSizeLimit = 250 * 1000 * 1000
+)

go.mod

+module github.com/odysseus/nodemanager
+
+go 1.18
+
+require (
+	github.com/BurntSushi/toml v1.3.2
+	github.com/lestrrat-go/file-rotatelogs v2.4.0+incompatible
+	github.com/odysseus/odysseus-protocol v0.0.0-00010101000000-000000000000
+	github.com/prometheus/client_golang v1.18.0
+	github.com/rifflock/lfshook v0.0.0-20180920164130-b9218ef580f5
+	github.com/sirupsen/logrus v1.9.3
+	github.com/spf13/cobra v1.8.0
+	github.com/spf13/viper v1.18.2
+	google.golang.org/grpc v1.60.1
+)
+
+require (
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/fsnotify/fsnotify v1.7.0 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/jonboulle/clockwork v0.4.0 // indirect
+	github.com/lestrrat-go/strftime v1.0.6 // indirect
+	github.com/magiconair/properties v1.8.7 // indirect
+	github.com/matttproud/golang_protobuf_extensions/v2 v2.0.0 // indirect
+	github.com/mitchellh/mapstructure v1.5.0 // indirect
+	github.com/pelletier/go-toml/v2 v2.1.0 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/prometheus/client_model v0.5.0 // indirect
+	github.com/prometheus/common v0.45.0 // indirect
+	github.com/prometheus/procfs v0.12.0 // indirect
+	github.com/sagikazarmark/locafero v0.4.0 // indirect
+	github.com/sagikazarmark/slog-shim v0.1.0 // indirect
+	github.com/sourcegraph/conc v0.3.0 // indirect
+	github.com/spf13/afero v1.11.0 // indirect
+	github.com/spf13/cast v1.6.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/subosito/gotenv v1.6.0 // indirect
+	go.uber.org/atomic v1.9.0 // indirect
+	go.uber.org/multierr v1.9.0 // indirect
+	golang.org/x/exp v0.0.0-20230905200255-921286631fa9 // indirect
+	golang.org/x/net v0.19.0 // indirect
+	golang.org/x/sys v0.15.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20231120223509-83a465c0220f // indirect
+	google.golang.org/protobuf v1.32.0 // indirect
+	gopkg.in/ini.v1 v1.67.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)
+
+replace github.com/odysseus/odysseus-protocol => ../odysseus-protocol

go.sum

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metrics/metrics.go

+package metrics
+
+import (
+	"fmt"
+	"github.com/odysseus/nodemanager/config"
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/prometheus/client_golang/prometheus/promhttp"
+	log "github.com/sirupsen/logrus"
+	"net/http"
+	_ "net/http/pprof"
+)
+
+const (
+	Namespace = "nodemanager"
+)
+
+func NewRegisteredCounterVec(subname string, name string, labels []string) *prometheus.CounterVec {
+	counterVec := prometheus.NewCounterVec(
+		prometheus.CounterOpts{
+			Namespace: Namespace,
+			Subsystem: subname,
+			Name:      name,
+		},
+		labels,
+	)
+	prometheus.MustRegister(counterVec)
+	return counterVec
+}
+
+func NewRegisteredGauge(subname string, name string, labels []string) *prometheus.GaugeVec {
+	gaugeVec := prometheus.NewGaugeVec(
+		prometheus.GaugeOpts{
+			Namespace: Namespace,
+			Subsystem: subname,
+			Name:      name,
+		},
+		labels,
+	)
+	prometheus.MustRegister(gaugeVec)
+	return gaugeVec
+}
+
+func NewRegisteredGaugeNoVec(subname string, name string) prometheus.Gauge {
+	gaugeVec := prometheus.NewGauge(
+		prometheus.GaugeOpts{
+			Namespace: Namespace,
+			Subsystem: subname,
+			Name:      name,
+		},
+	)
+	prometheus.MustRegister(gaugeVec)
+	return gaugeVec
+}
+
+func NewRegisteredHistogram(subname string, name string, labels []string) *prometheus.HistogramVec {
+	histogramVec := prometheus.NewHistogramVec(
+		prometheus.HistogramOpts{
+			Namespace: Namespace,
+			Subsystem: subname,
+			Name:      name,
+		},
+		labels,
+	)
+	prometheus.MustRegister(histogramVec)
+	return histogramVec
+}
+
+func NewRegisteredSummary(subname string, name string, labels []string) *prometheus.SummaryVec {
+	summaryVec := prometheus.NewSummaryVec(
+		prometheus.SummaryOpts{
+			Namespace: Namespace,
+			Subsystem: subname,
+			Name:      name,
+		},
+		labels,
+	)
+	prometheus.MustRegister(summaryVec)
+	return summaryVec
+}
+
+func NewRegisteredMeter(subname string, name string) prometheus.Counter {
+	counter := prometheus.NewCounter(
+		prometheus.CounterOpts{
+			Namespace: Namespace,
+			Subsystem: subname,
+			Name:      name,
+		},
+	)
+	prometheus.MustRegister(counter)
+	return counter
+}
+
+func StartMetrics() {
+	addr := fmt.Sprintf(":%d", config.GetConfig().MetricPort())
+	http.Handle("/metrics", promhttp.Handler())
+	err := http.ListenAndServe(addr, nil)
+	if err != nil {
+		log.Errorf("metrics server exit: %s", err.Error())
+	}
+}

server/apibackend/backend.go

+package apibackend
+
+type Backend interface {
+	BloomStatus() (uint64, uint64)
+}
+
+type nodeBackend struct {
+}
+
+func (b *nodeBackend) BloomStatus() (uint64, uint64) {
+	return 0, 0
+}
+
+func NewBackend() Backend {
+	return &nodeBackend{}
+}

server/service.go

+package server
+
+import (
+	"errors"
+	"fmt"
+	"github.com/odysseus/nodemanager/config"
+	"github.com/odysseus/nodemanager/server/apibackend"
+	"net"
+
+	omanager "github.com/odysseus/odysseus-protocol/gen/proto/go/nodemanager/v1"
+	"google.golang.org/grpc"
+)
+
+var (
+	ErrParams    = errors.New("invalid request")
+	ErrUnSupport = errors.New("unsupport feature")
+)
+
+type NodeManagerService struct {
+	backend apibackend.Backend
+	quit    chan struct{}
+	omanager.UnimplementedNodeManagerServiceServer
+}
+
+func registerService(server *grpc.Server) {
+	bend := apibackend.NewBackend()
+	omanager.RegisterNodeManagerServiceServer(server, &NodeManagerService{backend: bend, quit: make(chan struct{})})
+}
+
+func StartService() {
+	lis, err := net.Listen("tcp", config.GetConfig().Endpoint)
+	if err != nil {
+		fmt.Printf("failed to listen: %v", err)
+		return
+	}
+	s := grpc.NewServer(grpc.MaxSendMsgSize(1024*1024*20), grpc.MaxRecvMsgSize(1024*1024*20))
+	registerService(s)
+
+	err = s.Serve(lis)
+	if err != nil {
+		fmt.Printf("failed to serve: %v", err)
+		return
+	}
+}

versions/version.go

+package versions
+
+import (
+	"fmt"
+	"github.com/odysseus/nodemanager/metrics"
+)
+
+var (
+	TagVersion string
+	AppName    string
+	BuildTime  string
+	GoVersion  string
+	GitBranch  string
+	CommitSha1 string
+)
+
+func init() {
+	metrics.NewRegisteredGauge("version", "gauge",
+		[]string{"version", "buildTime", "gitBranch", "gitCommit", "goVersion", "appName"}).
+		WithLabelValues(TagVersion, BuildTime, GitBranch, CommitSha1, GoVersion, AppName).Set(1)
+}
+
+func Version() string {
+	return fmt.Sprintf("%s-%s-v%s\n", AppName, BuildTime, TagVersion)
+}
+
+func DetailVersion() string {
+	var info = make([]byte, 0)
+	info = append(info, fmt.Sprintf("AppName:\t%s\n", AppName)...)
+	info = append(info, fmt.Sprintf("Version:\t%s\n", TagVersion)...)
+	info = append(info, fmt.Sprintf("GitBranch:\t%s\n", GitBranch)...)
+	info = append(info, fmt.Sprintf("GitCommit:\t%s\n", CommitSha1)...)
+	info = append(info, fmt.Sprintf("BuildTime:\t%s\n", BuildTime)...)
+	return string(info)
+}