plugeth/node/defaults.go
Marius van der Wijden 4f4622bc8b
core: eth: implement Kiln-v2 spec (#24506)
* core/beacon: eth/catalyst: updated engine api to new version

* core: implement exchangeTransitionConfig

* core/beacon: prevRandao instead of Random

* eth/catalyst: Fix ExchangeTransitionConfig, add test

* eth/catalyst: stop external miners on TTD reached

* node: implement --authrpc.vhosts flag

* core: allow for config override on non-mainnet networks

* eth/catalyst: fix peters comments

* eth/catalyst: make stop remote sealer more explicit

* eth/catalyst: add log output

* cmd/utils: rename authrpc.host to authrpc.addr

* eth/catalyst: disable the disabling of the miner

* eth: core: remove notion of terminal pow block

* eth: les: more of peters nitpicks
2022-03-17 17:20:03 +02:00

126 lines
4.2 KiB
Go

// 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/ethereum/go-ethereum/p2p"
"github.com/ethereum/go-ethereum/p2p/nat"
"github.com/ethereum/go-ethereum/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
DefaultGraphQLHost = "localhost" // Default host interface for the GraphQL server
DefaultGraphQLPort = 8547 // Default TCP port for the GraphQL server
DefaultAuthHost = "localhost" // Default host interface for the authenticated apis
DefaultAuthPort = 8551 // Default port for the authenticated apis
)
var (
DefaultAuthCors = []string{"localhost"} // Default cors domain for the authenticated apis
DefaultAuthVhosts = []string{"localhost"} // Default virtual hosts for the authenticated apis
DefaultAuthOrigins = []string{"localhost"} // Default origins for the authenticated apis
DefaultAuthPrefix = "" // Default prefix for the authenticated apis
DefaultAuthModules = []string{"eth", "engine"}
)
// DefaultConfig contains reasonable default settings.
var DefaultConfig = Config{
DataDir: DefaultDataDir(),
HTTPPort: DefaultHTTPPort,
AuthAddr: DefaultAuthHost,
AuthPort: DefaultAuthPort,
AuthVirtualHosts: DefaultAuthVhosts,
HTTPModules: []string{"net", "web3"},
HTTPVirtualHosts: []string{"localhost"},
HTTPTimeouts: rpc.DefaultHTTPTimeouts,
WSPort: DefaultWSPort,
WSModules: []string{"net", "web3"},
GraphQLVirtualHosts: []string{"localhost"},
P2P: p2p.Config{
ListenAddr: ":30303",
MaxPeers: 50,
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 != "" {
switch runtime.GOOS {
case "darwin":
return filepath.Join(home, "Library", "Ethereum")
case "windows":
// We used to put everything in %HOME%\AppData\Roaming, but this caused
// problems with non-typical setups. If this fallback location exists and
// is non-empty, use it, otherwise DTRT and check %LOCALAPPDATA%.
fallback := filepath.Join(home, "AppData", "Roaming", "Ethereum")
appdata := windowsAppData()
if appdata == "" || isNonEmptyDir(fallback) {
return fallback
}
return filepath.Join(appdata, "Ethereum")
default:
return filepath.Join(home, ".ethereum")
}
}
// As we cannot guess a stable location, return empty and handle later
return ""
}
func windowsAppData() string {
v := os.Getenv("LOCALAPPDATA")
if v == "" {
// Windows XP and below don't have LocalAppData. Crash here because
// we don't support Windows XP and undefining the variable will cause
// other issues.
panic("environment variable LocalAppData is undefined")
}
return v
}
func isNonEmptyDir(dir string) bool {
f, err := os.Open(dir)
if err != nil {
return false
}
names, _ := f.Readdir(1)
f.Close()
return len(names) > 0
}
func homeDir() string {
if home := os.Getenv("HOME"); home != "" {
return home
}
if usr, err := user.Current(); err == nil {
return usr.HomeDir
}
return ""
}