77 lines
1.8 KiB
Go
77 lines
1.8 KiB
Go
package server
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import (
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"context"
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"fmt"
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"net/http"
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"os"
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"os/signal"
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"sync"
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"syscall"
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"octopus/internal/config"
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"octopus/pkg/logger"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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"github.com/rs/zerolog/log"
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"github.com/spf13/cobra"
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)
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var CmdRun = &cobra.Command{
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Use: "run",
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Short: "Run the octopus server",
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Run: func(*cobra.Command, []string) {
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////////////////SETTING LOGS && Sentry ///////////////////
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logger.Setup()
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//////////////////////////////////////////////////////////
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app := InitApp()
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log.Info().Msg("starting http server")
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go app.Listen(fmt.Sprintf(":%d", config.Get().HTTPPort)) //nolint:errcheck
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ctx, cancel := context.WithCancel(context.Background())
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wg := &sync.WaitGroup{}
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// Start the app
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wg.Add(1)
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go func() {
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defer wg.Done()
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<-ctx.Done()
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if err := app.Shutdown(); err != nil {
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log.Fatal().Err(err).Msg("failed to shutdown")
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}
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}()
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prometheusAddr := fmt.Sprintf(":%d", config.Get().PrometheusPort)
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mux := http.NewServeMux()
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mux.Handle("/metrics", promhttp.Handler())
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server := &http.Server{Addr: prometheusAddr, Handler: mux}
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wg.Add(1)
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go func() {
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defer wg.Done()
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if err := server.ListenAndServe(); err != nil && err != http.ErrServerClosed {
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log.Fatal().Err(err).Msg("failed to start prometheus server")
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}
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}()
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wg.Add(1)
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go func() {
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defer wg.Done()
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<-ctx.Done()
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if err := server.Shutdown(ctx); err != nil {
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log.Fatal().Err(err).Msg("failed to shutdown prometheus server")
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}
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}()
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sigs := make(chan os.Signal, 1)
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signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
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log.Info().Msg("initialize complete")
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<-sigs // Blocks here until interrupted
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// Handle shutdown
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fmt.Println("Shutdown signal received")
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cancel()
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wg.Wait()
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fmt.Println("All workers done, shutting down!")
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},
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}
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