feat: print error on bootstrap failure

This will print ERROR to log if daemon running in online mode has no
peers after one minute since start.

(cherry picked from commit 039e12a)

cmd/ipfs/daemon.go

@@ -12,6 +12,7 @@ import (
 	"runtime"
 	"sort"
 	"sync"
+	"time"
 
 	multierror "github.com/hashicorp/go-multierror"
 
@@ -22,6 +23,7 @@ import (
 	oldcmds "github.com/ipfs/go-ipfs/commands"
 	"github.com/ipfs/go-ipfs/core"
 	commands "github.com/ipfs/go-ipfs/core/commands"
+	"github.com/ipfs/go-ipfs/core/coreapi"
 	corehttp "github.com/ipfs/go-ipfs/core/corehttp"
 	corerepo "github.com/ipfs/go-ipfs/core/corerepo"
 	libp2p "github.com/ipfs/go-ipfs/core/node/libp2p"
@@ -510,6 +512,23 @@ func daemonFunc(req *cmds.Request, re cmds.ResponseEmitter, env cmds.Environment
 		fmt.Println("(Hit ctrl-c again to force-shutdown the daemon.)")
 	}()
 
+	// Give the user heads up if daemon running in online mode has no peers after 1 minute
+	if !offline {
+		time.AfterFunc(1*time.Minute, func() {
+			ipfs, err := coreapi.NewCoreAPI(node)
+			if err != nil {
+				log.Errorf("failed to access CoreAPI: %v", err)
+			}
+			peers, err := ipfs.Swarm().Peers(cctx.Context())
+			if err != nil {
+				log.Errorf("failed to read swarm peers: %v", err)
+			}
+			if len(peers) == 0 {
+				log.Error("failed to bootstrap (no peers found): consider updating Bootstrap or Peering section of your config")
+			}
+		})
+	}
+
 	// collect long-running errors and block for shutdown
 	// TODO(cryptix): our fuse currently doesn't follow this pattern for graceful shutdown
 	var errs error