node: remove default IPC path

Set it in the frontends instead.

cmd/geth/config.go

@@ -100,6 +100,7 @@ func defaultNodeConfig() node.Config {
 	cfg.Version = params.VersionWithCommit(gitCommit)
 	cfg.HTTPModules = append(cfg.HTTPModules, "eth")
 	cfg.WSModules = append(cfg.WSModules, "eth")
+	cfg.IPCPath = "geth.ipc"
 	return cfg
 }
 

cmd/swarm/main.go

@@ -133,7 +133,6 @@ func init() {
 	defaultNodeConfig.IPCPath = "bzzd.ipc"
 	// Set flag defaults for --help display.
 	utils.ListenPortFlag.Value = 30399
-	utils.IPCPathFlag.Value = utils.DirectoryString{"bzzd.ipc"}
 }
 
 var app = utils.NewApp(gitCommit, "Ethereum Swarm")

cmd/utils/flags.go

@@ -293,7 +293,6 @@ var (
 	IPCPathFlag = DirectoryFlag{
 		Name:  "ipcpath",
 		Usage: "Filename for IPC socket/pipe within the datadir (explicit paths escape it)",
-		Value: DirectoryString{"geth.ipc"},
 	}
 	WSEnabledFlag = cli.BoolFlag{
 		Name:  "ws",

node/defaults.go

@@ -27,7 +27,6 @@ import (
 )
 
 const (
-	DefaultIPCSocket = "geth.ipc"  // Default (relative) name of the IPC RPC socket
 	DefaultHTTPHost = "localhost" // Default host interface for the HTTP RPC server
 	DefaultHTTPPort = 8545        // Default TCP port for the HTTP RPC server
 	DefaultWSHost   = "localhost" // Default host interface for the websocket RPC server
@@ -41,7 +40,6 @@ var DefaultConfig = Config{
 	HTTPModules: []string{"net", "web3"},
 	WSPort:      DefaultWSPort,
 	WSModules:   []string{"net", "web3"},
-	IPCPath:     DefaultIPCSocket,
 	P2P: p2p.Config{
 		ListenAddr: ":30303",
 		MaxPeers:   25,