83 lines
1.9 KiB
Go
83 lines
1.9 KiB
Go
package app
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import (
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"context"
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"os"
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"os/signal"
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"syscall"
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"git.espin.casa/albert/cml04-falcon-system/labeler/server"
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"git.espin.casa/albert/cml04-falcon-system/labeler/service"
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"git.espin.casa/albert/logger"
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"github.com/spf13/cobra"
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)
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func Run(cmd *cobra.Command, args []string) {
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// read flags
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logLevel, _ := cmd.Flags().GetString("log-level")
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bindAddr, _ := cmd.Flags().GetString("bind-addr")
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userName, _ := cmd.Flags().GetString("db-username")
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userPass, _ := cmd.Flags().GetString("db-password")
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dbHost, _ := cmd.Flags().GetString("db-host")
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dbPort, _ := cmd.Flags().GetInt("db-port")
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dbName, _ := cmd.Flags().GetString("db-name")
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natsHost, _ := cmd.Flags().GetString("nats-host")
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natsPort, _ := cmd.Flags().GetInt("nats-port")
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// create context
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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// setup logger
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log := logger.New(os.Stdout, logLevel)
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// log fields
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logFields := logger.LogFields{
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"nats_host": natsHost,
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"nats_port": natsPort,
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"log_level": logLevel,
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}
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// create service
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svc, err := service.New(&service.DBConfig{
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Username: userName,
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Password: userPass,
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Host: dbHost,
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Port: dbPort,
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Name: dbName,
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}, &service.NATSconfig{
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Host: natsHost,
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Port: natsPort,
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})
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// check error
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if err != nil {
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log.Error("create service failed", err, logFields)
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return
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}
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defer svc.Close(ctx)
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// create server
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server := server.New(bindAddr, svc, log)
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go server.Start()
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// info banner
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log.Info("started cml04-falcon-labeler service", logFields)
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// wait signal to finish
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signal := WaitSignal()
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log.Info("signal received", logFields.Add(logger.LogFields{
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"signal": signal,
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}))
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}
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// WaitSignal catching exit signal
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func WaitSignal() os.Signal {
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ch := make(chan os.Signal, 2)
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signal.Notify(
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ch,
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syscall.SIGINT,
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syscall.SIGQUIT,
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syscall.SIGTERM,
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)
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for {
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sig := <-ch
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switch sig {
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case syscall.SIGINT, syscall.SIGQUIT, syscall.SIGTERM:
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return sig
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}
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}
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}
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