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105 lines
2.5 KiB
105 lines
2.5 KiB
// Copyright 2022 ROC. All rights reserved.
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// Use of this source code is governed by a MIT style
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// license that can be found in the LICENSE file.
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package main
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import (
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"flag"
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"fmt"
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"os"
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"os/signal"
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"strings"
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"sync"
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"syscall"
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"github.com/fatih/color"
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"github.com/gin-gonic/gin"
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"github.com/rocboss/paopao-ce/internal"
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"github.com/rocboss/paopao-ce/internal/conf"
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"github.com/rocboss/paopao-ce/internal/service"
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"github.com/rocboss/paopao-ce/pkg/debug"
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"github.com/rocboss/paopao-ce/pkg/util"
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)
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var (
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noDefaultFeatures bool
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features suites
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)
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type suites []string
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func (s *suites) String() string {
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return strings.Join(*s, ",")
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}
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func (s *suites) Set(value string) error {
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for _, item := range strings.Split(value, ",") {
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*s = append(*s, strings.TrimSpace(item))
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}
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return nil
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}
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func init() {
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flagParse()
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conf.Initialize(features, noDefaultFeatures)
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internal.Initialize()
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}
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func flagParse() {
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flag.BoolVar(&noDefaultFeatures, "no-default-features", false, "whether not use default features")
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flag.Var(&features, "features", "use special features")
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flag.Parse()
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}
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func runService(wg *sync.WaitGroup, ss []service.Service) {
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gin.SetMode(conf.RunMode())
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fmt.Fprintf(color.Output, "\nstarting run service...\n\n")
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l := service.MaxSidSize(ss)
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for _, s := range ss {
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go func(s service.Service) {
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fmt.Fprintf(color.Output, "%s [start] - %s", util.SidStr(s.Name(), s.Version(), l), s)
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if err := s.OnStart(); err != nil {
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fmt.Fprintf(color.Output, "%s [start] - occurs on error: %s\n", util.SidStr(s.Name(), s.Version(), l), err)
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}
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wg.Done()
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}(s)
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}
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}
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func runManage(wg *sync.WaitGroup, ss []service.Service) {
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quit := make(chan os.Signal, 1)
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// kill (no param) default send syscall.SIGTERM
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// kill -2 is syscall.SIGINT
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// kill -9 is syscall.SIGKILL but can't be catch, so don't need add it
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signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
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<-quit
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fmt.Fprintf(color.Output, "\nshutting down server...\n\n")
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l := service.MaxSidSize(ss)
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for _, s := range ss {
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if err := s.OnStop(); err != nil {
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fmt.Fprintf(color.Output, "%s [stop] - occurs on error: %s\n", util.SidStr(s.Name(), s.Version(), l), err)
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}
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fmt.Fprintf(color.Output, "%s [stop] - finish...\n", util.SidStr(s.Name(), s.Version(), l))
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}
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wg.Done()
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}
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func main() {
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util.PrintHelloBanner(debug.VersionInfo())
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if ss := service.InitService(); len(ss) > 0 {
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wg := &sync.WaitGroup{}
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wg.Add(len(ss) + 1)
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runService(wg, ss)
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go runManage(wg, ss)
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wg.Wait()
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} else {
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fmt.Fprintf(color.Output, "no service need start so just exit")
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}
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}
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