bootstrap: attemps fetching for 1 minute before giving up

bootstrap.go

@@ -8,6 +8,7 @@ import (
 	"os"
 	"path/filepath"
 	"strings"
+	"time"
 
 	"github.com/rs/zerolog/log"
 
@@ -45,9 +46,18 @@ func bootstrap(cfg *config.Config) {
 		bootstrapFile := filepath.Join(baseDir, "bootstrap.tar")
 
 		err = func() (err error) {
-			resp, err := http.Get(seed)
+			var resp *http.Response
+
+			start := time.Now()
+			for time.Since(start) <= time.Minute {
+				resp, err = http.Get(seed)
+				if err == nil {
+					break
+				}
+				time.Sleep(time.Second)
+			}
 			if err != nil {
-				return
+				return fmt.Errorf("failed to fetch bootstrap")
 			}
 
 			if resp.StatusCode != http.StatusOK {