77 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			77 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package main
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import (
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	"fmt"
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	"net/http"
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	"os"
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	"path"
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	"strings"
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	"time"
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	log "github.com/sirupsen/logrus"
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	"github.com/spf13/cobra"
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	"goauthentik.io/internal/config"
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	"goauthentik.io/internal/utils/web"
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)
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var workerHeartbeat = path.Join(os.TempDir(), "authentik-worker")
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const workerThreshold = 30
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var healthcheckCmd = &cobra.Command{
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	Use: "healthcheck",
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	Run: func(cmd *cobra.Command, args []string) {
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		if len(args) < 1 {
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			os.Exit(1)
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		}
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		mode := args[0]
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		exitCode := 1
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		log.WithField("mode", mode).Debug("checking health")
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		switch strings.ToLower(mode) {
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		case "server":
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			exitCode = checkServer()
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		case "worker":
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			exitCode = checkWorker()
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		default:
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			log.Warn("Invalid mode")
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		}
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		os.Exit(exitCode)
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	},
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}
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func init() {
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	rootCmd.AddCommand(healthcheckCmd)
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}
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func checkServer() int {
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	h := &http.Client{
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		Transport: web.NewUserAgentTransport("goauthentik.io/healthcheck", http.DefaultTransport),
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	}
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	url := fmt.Sprintf("http://%s/-/health/live/", config.Get().Listen.HTTP)
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	res, err := h.Head(url)
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	if err != nil {
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		log.WithError(err).Warning("failed to send healthcheck request")
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		return 1
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	}
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	if res.StatusCode >= 400 {
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		log.WithField("status", res.StatusCode).Warning("unhealthy status code")
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		return 1
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	}
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	log.Debug("successfully checked health")
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	return 0
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}
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func checkWorker() int {
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	stat, err := os.Stat(workerHeartbeat)
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	if err != nil {
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		log.WithError(err).Warning("failed to check worker heartbeat file")
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		return 1
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	}
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	delta := time.Since(stat.ModTime()).Seconds()
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	if delta > workerThreshold {
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		log.WithField("threshold", workerThreshold).WithField("delta", delta).Warning("Worker hasn't updated heartbeat in threshold")
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		return 1
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	}
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	return 0
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}
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