add --disable-auto-connect flag

api/config.go

@@ -72,6 +72,7 @@ type Config struct {
 	MaxStreamPeerServers int
 	LightNodeEnabled     bool
 	BootnodeMode         bool
+	DisableAutoConnect   bool
 	SyncUpdateDelay      time.Duration
 	SwapAPI              string
 	Cors                 string

cmd/swarm/config.go

@@ -266,6 +266,10 @@ func flagsOverride(currentConfig *bzzapi.Config, ctx *cli.Context) *bzzapi.Confi
 		currentConfig.BootnodeMode = ctx.GlobalBool(SwarmBootnodeModeFlag.Name)
 	}
 
+	if ctx.GlobalIsSet(SwarmDisableAutoConnectFlag.Name) {
+		currentConfig.DisableAutoConnect = ctx.GlobalBool(SwarmDisableAutoConnectFlag.Name)
+	}
+
 	if ctx.GlobalIsSet(SwarmGlobalStoreAPIFlag.Name) {
 		currentConfig.GlobalStoreAPI = ctx.GlobalString(SwarmGlobalStoreAPIFlag.Name)
 	}

cmd/swarm/flags.go

@@ -166,6 +166,10 @@ var (
 		Name:  "bootnode-mode",
 		Usage: "Run Swarm in Bootnode mode",
 	}
+	SwarmDisableAutoConnectFlag = cli.BoolFlag{
+		Name:  "disable-auto-connect",
+		Usage: "Disables the peer discovery mechanism in the hive protocol as well as the auto connect loop (manual peer addition)",
+	}
 	SwarmFeedNameFlag = cli.StringFlag{
 		Name:  "name",
 		Usage: "User-defined name for the new feed, limited to 32 characters. If combined with topic, it will refer to a subtopic with this name",

cmd/swarm/main.go

@@ -196,6 +196,7 @@ func init() {
 		SwarmUploadMimeType,
 		// bootnode mode
 		SwarmBootnodeModeFlag,
+		SwarmDisableAutoConnectFlag,
 		// storage flags
 		SwarmStorePath,
 		SwarmStoreCapacity,

network/hive.go

@@ -39,6 +39,7 @@ to suggest peers to bootstrap connectivity
 // HiveParams holds the config options to hive
 type HiveParams struct {
 	Discovery             bool  // if want discovery of not
+	DisableAutoConnect    bool  // this flag disables the auto connect loop
 	PeersBroadcastSetSize uint8 // how many peers to use when relaying
 	MaxPeersPerRequest    uint8 // max size for peer address batches
 	KeepAliveInterval     time.Duration
@@ -97,7 +98,9 @@ func (h *Hive) Start(server *p2p.Server) error {
 	// ticker to keep the hive alive
 	h.ticker = time.NewTicker(h.KeepAliveInterval)
 	// this loop is doing bootstrapping and maintains a healthy table
-	go h.connect()
+	if !h.DisableAutoConnect {
+		go h.connect()
+	}
 	return nil
 }
 

swarm.go

@@ -120,6 +120,10 @@ func NewSwarm(config *api.Config, mockStore *mock.NodeStore) (self *Swarm, err e
 
 	config.HiveParams.Discovery = true
 
+	if config.DisableAutoConnect {
+		config.HiveParams.DisableAutoConnect = true
+	}
+
 	bzzconfig := &network.BzzConfig{
 		NetworkID:    config.NetworkID,
 		OverlayAddr:  common.FromHex(config.BzzKey),