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// Copyright 2016 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
package node
import (
"os"
"os/user"
"path/filepath"
"runtime"
"github.com/dexon-foundation/dexon/p2p"
"github.com/dexon-foundation/dexon/p2p/nat"
"github.com/dexon-foundation/dexon/rpc"
)
const (
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
DefaultWSPort = 8546 // Default TCP port for the websocket RPC server
)
// DefaultConfig contains reasonable default settings.
var DefaultConfig = Config{
DataDir: DefaultDataDir(),
HTTPPort: DefaultHTTPPort,
HTTPModules: []string{"net", "web3"},
HTTPVirtualHosts: []string{"localhost"},
HTTPTimeouts: rpc.DefaultHTTPTimeouts,
WSPort: DefaultWSPort,
WSModules: []string{"net", "web3"},
P2P: p2p.Config{
ListenAddr: ":30303",
MaxPeers: 25,
NAT: nat.Any(),
},
}
// DefaultDataDir is the default data directory to use for the databases and other
// persistence requirements.
func DefaultDataDir() string {
// Try to place the data folder in the user's home dir
home := homeDir()
if home != "" {
if runtime.GOOS == "darwin" {
return filepath.Join(home, "Library", "Dexon")
} else if runtime.GOOS == "windows" {
return filepath.Join(home, "AppData", "Roaming", "Dexon")
} else {
return filepath.Join(home, ".dexon")
}
}
// As we cannot guess a stable location, return empty and handle later
return ""
}
func homeDir() string {
if home := os.Getenv("HOME"); home != "" {
return home
}
if usr, err := user.Current(); err == nil {
return usr.HomeDir
}
return ""
}
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