mirror of https://github.com/0xERR0R/blocky.git
93 lines
2.7 KiB
Go
93 lines
2.7 KiB
Go
package cmd
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import (
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"fmt"
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"os"
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"os/signal"
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"syscall"
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"github.com/0xERR0R/blocky/config"
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"github.com/0xERR0R/blocky/evt"
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"github.com/0xERR0R/blocky/log"
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"github.com/0xERR0R/blocky/server"
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"github.com/0xERR0R/blocky/util"
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"github.com/spf13/cobra"
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)
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//nolint:gochecknoglobals
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var (
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done = make(chan bool, 1)
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isConfigMandatory = true
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)
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func newServeCommand() *cobra.Command {
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return &cobra.Command{
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Use: "serve",
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Args: cobra.NoArgs,
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Short: "start blocky DNS server (default command)",
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RunE: startServer,
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}
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}
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func startServer(_ *cobra.Command, _ []string) error {
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printBanner()
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cfg, err := config.LoadConfig(configPath, isConfigMandatory)
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if err != nil {
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return fmt.Errorf("unable to load configuration: %w", err)
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}
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log.ConfigureLogger(&cfg.Log)
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signals := make(chan os.Signal, 1)
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signal.Notify(signals, syscall.SIGINT, syscall.SIGTERM)
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srv, err := server.NewServer(cfg)
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if err != nil {
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return fmt.Errorf("can't start server: %w", err)
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}
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const errChanSize = 10
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errChan := make(chan error, errChanSize)
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srv.Start(errChan)
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go func() {
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select {
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case <-signals:
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log.Log().Infof("Terminating...")
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util.LogOnError("can't stop server: ", srv.Stop())
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done <- true
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case err := <-errChan:
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log.Log().Error("server start failed: ", err)
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done <- true
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}
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}()
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evt.Bus().Publish(evt.ApplicationStarted, util.Version, util.BuildTime)
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<-done
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return nil
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}
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func printBanner() {
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log.Log().Info("_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/")
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log.Log().Info("_/ _/")
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log.Log().Info("_/ _/")
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log.Log().Info("_/ _/ _/ _/ _/")
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log.Log().Info("_/ _/_/_/ _/ _/_/ _/_/_/ _/ _/ _/ _/ _/")
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log.Log().Info("_/ _/ _/ _/ _/ _/ _/ _/_/ _/ _/ _/")
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log.Log().Info("_/ _/ _/ _/ _/ _/ _/ _/ _/ _/ _/ _/")
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log.Log().Info("_/ _/_/_/ _/ _/_/ _/_/_/ _/ _/ _/_/_/ _/")
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log.Log().Info("_/ _/ _/")
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log.Log().Info("_/ _/_/ _/")
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log.Log().Info("_/ _/")
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log.Log().Info("_/ _/")
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log.Log().Infof("_/ Version: %-18s Build time: %-18s _/", util.Version, util.BuildTime)
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log.Log().Info("_/ _/")
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log.Log().Info("_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/_/")
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}
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