77 lines
1.5 KiB
Go
77 lines
1.5 KiB
Go
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package main
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import (
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"context"
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"flag"
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"os"
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"os/signal"
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"time"
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"git.faercol.me/faercol/go-mod-template/template/config"
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"git.faercol.me/faercol/go-mod-template/template/logger"
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"git.faercol.me/faercol/go-mod-template/template/server"
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)
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const stopTimeout = 10 * time.Second
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type cliArgs struct {
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configPath string
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}
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func parseArgs() *cliArgs {
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configPath := flag.String("config", "", "Path to the JSON configuration file")
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flag.Parse()
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return &cliArgs{
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configPath: *configPath,
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}
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}
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func main() {
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args := parseArgs()
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mainCtx, cancel := context.WithCancel(context.Background())
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conf, err := config.New(args.configPath)
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if err != nil {
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panic(err)
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}
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logger.Init(conf.LogLevel)
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logger.L.Infof("Initialized logger with level %v", conf.LogLevel)
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logger.L.Info("Initializing server")
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s, err := server.New(conf, logger.L)
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if err != nil {
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logger.L.Fatalf("Failed to initialize server: %s", err.Error())
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}
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go s.Run(mainCtx)
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c := make(chan os.Signal, 1)
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signal.Notify(c, os.Interrupt)
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logger.L.Info("Application successfully started")
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logger.L.Debug("Waiting for stop signal")
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select {
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case <-s.Done():
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logger.L.Fatal("Unexpected exit from server")
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case <-c:
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logger.L.Info("Stopping main application")
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cancel()
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}
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logger.L.Debugf("Waiting %v for all daemons to stop", stopTimeout)
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select {
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case <-time.After(stopTimeout):
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logger.L.Fatalf("Failed to stop all daemons in the expected time")
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case <-s.Done():
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logger.L.Info("web server successfully stopped")
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}
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logger.L.Info("Application successfully stopped")
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os.Exit(0)
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}
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