mirror of
https://github.com/crazy-max/diun.git
synced 2025-01-12 19:48:12 +00:00
77 lines
1.6 KiB
Go
77 lines
1.6 KiB
Go
package main
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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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"runtime"
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"syscall"
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"time"
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"github.com/alecthomas/kong"
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"github.com/crazy-max/diun/internal/app"
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"github.com/crazy-max/diun/internal/config"
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"github.com/crazy-max/diun/internal/logging"
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"github.com/crazy-max/diun/internal/model"
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"github.com/rs/zerolog/log"
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)
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var (
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diun *app.Diun
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cli model.Cli
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version = "dev"
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)
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func main() {
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runtime.GOMAXPROCS(runtime.NumCPU())
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// Parse command line
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_ = kong.Parse(&cli,
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kong.Name("diun"),
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kong.Description(`Docker image update notifier. More info: https://github.com/crazy-max/diun`),
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kong.UsageOnError(),
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kong.Vars{
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"version": fmt.Sprintf("%s", version),
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},
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kong.ConfigureHelp(kong.HelpOptions{
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Compact: true,
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Summary: true,
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}))
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// Load timezone location
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location, err := time.LoadLocation(cli.Timezone)
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if err != nil {
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log.Panic().Err(err).Msgf("Cannot load timezone %s", cli.Timezone)
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}
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// Init
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logging.Configure(&cli, location)
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log.Info().Msgf("Starting Diun %s", version)
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// Handle os signals
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channel := make(chan os.Signal)
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signal.Notify(channel, os.Interrupt, syscall.SIGTERM)
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go func() {
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sig := <-channel
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diun.Close()
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log.Warn().Msgf("Caught signal %v", sig)
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os.Exit(0)
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}()
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// Load configuration
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cfg, err := config.Load(cli, version)
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if err != nil {
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log.Fatal().Err(err).Msg("Cannot load configuration")
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}
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log.Debug().Msg(cfg.Display())
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// Init
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if diun, err = app.New(cfg, location); err != nil {
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log.Fatal().Err(err).Msg("Cannot initialize Diun")
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}
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// Start
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if err = diun.Start(); err != nil {
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log.Fatal().Err(err).Msg("Cannot start Diun")
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}
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}
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