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// Copyright 2016 The go-ethereum Authors
// This file is part of go-ethereum.
//
// go-ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// go-ethereum 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
package main
import (
"crypto/rand"
"math/big"
"os"
"path/filepath"
"runtime"
"sort"
"strconv"
"strings"
"testing"
"time"
"github.com/ethereum/go-ethereum/params"
"github.com/ethereum/go-ethereum/rpc"
)
// Tests that a node embedded within a console can be started up properly and
// then terminated by closing the input stream.
func TestConsoleWelcome(t *testing.T) {
coinbase := "0x8605cdbbdb6d264aa742e77020dcbc58fcdce182"
// Start a geth console, make sure it's cleaned up and terminate the console
geth := runGeth(t,
"--port", "0", "--maxpeers", "0", "--nodiscover", "--nat", "none",
"--etherbase", coinbase, "--shh",
"console")
// Gather all the infos the welcome message needs to contain
geth.setTemplateFunc("goos", func() string { return runtime.GOOS })
geth.setTemplateFunc("gover", runtime.Version)
geth.setTemplateFunc("gethver", func() string { return params.Version })
geth.setTemplateFunc("niltime", func() string { return time.Unix(0, 0).Format(time.RFC1123) })
geth.setTemplateFunc("apis", func() []string {
apis := append(strings.Split(rpc.DefaultIPCApis, ","), rpc.MetadataApi)
sort.Strings(apis)
return apis
})
// Verify the actual welcome message to the required template
geth.expect(`
Welcome to the Geth JavaScript console!
instance: Geth/v{{gethver}}/{{goos}}/{{gover}}
coinbase: {{.Etherbase}}
at block: 0 ({{niltime}})
datadir: {{.Datadir}}
modules:{{range apis}} {{.}}:1.0{{end}}
> {{.InputLine "exit"}}
`)
geth.expectExit()
}
// Tests that a console can be attached to a running node via various means.
func TestIPCAttachWelcome(t *testing.T) {
// Configure the instance for IPC attachement
coinbase := "0x8605cdbbdb6d264aa742e77020dcbc58fcdce182"
var ipc string
if runtime.GOOS == "windows" {
ipc = `\\.\pipe\geth` + strconv.Itoa(trulyRandInt(100000, 999999))
} else {
ws := tmpdir(t)
defer os.RemoveAll(ws)
ipc = filepath.Join(ws, "geth.ipc")
}
// Note: we need --shh because testAttachWelcome checks for default
// list of ipc modules and shh is included there.
geth := runGeth(t,
"--port", "0", "--maxpeers", "0", "--nodiscover", "--nat", "none",
"--etherbase", coinbase, "--shh", "--ipcpath", ipc)
time.Sleep(2 * time.Second) // Simple way to wait for the RPC endpoint to open
testAttachWelcome(t, geth, "ipc:"+ipc)
geth.interrupt()
geth.expectExit()
}
func TestHTTPAttachWelcome(t *testing.T) {
coinbase := "0x8605cdbbdb6d264aa742e77020dcbc58fcdce182"
port := strconv.Itoa(trulyRandInt(1024, 65536)) // Yeah, sometimes this will fail, sorry :P
geth := runGeth(t,
"--port", "0", "--maxpeers", "0", "--nodiscover", "--nat", "none",
"--etherbase", coinbase, "--rpc", "--rpcport", port)
time.Sleep(2 * time.Second) // Simple way to wait for the RPC endpoint to open
testAttachWelcome(t, geth, "http://localhost:"+port)
geth.interrupt()
geth.expectExit()
}
func TestWSAttachWelcome(t *testing.T) {
coinbase := "0x8605cdbbdb6d264aa742e77020dcbc58fcdce182"
port := strconv.Itoa(trulyRandInt(1024, 65536)) // Yeah, sometimes this will fail, sorry :P
geth := runGeth(t,
"--port", "0", "--maxpeers", "0", "--nodiscover", "--nat", "none",
"--etherbase", coinbase, "--ws", "--wsport", port)
time.Sleep(2 * time.Second) // Simple way to wait for the RPC endpoint to open
testAttachWelcome(t, geth, "ws://localhost:"+port)
geth.interrupt()
geth.expectExit()
}
func testAttachWelcome(t *testing.T, geth *testgeth, endpoint string) {
// Attach to a running geth note and terminate immediately
attach := runGeth(t, "attach", endpoint)
defer attach.expectExit()
attach.stdin.Close()
// Gather all the infos the welcome message needs to contain
attach.setTemplateFunc("goos", func() string { return runtime.GOOS })
attach.setTemplateFunc("gover", runtime.Version)
attach.setTemplateFunc("gethver", func() string { return params.Version })
attach.setTemplateFunc("etherbase", func() string { return geth.Etherbase })
attach.setTemplateFunc("niltime", func() string { return time.Unix(0, 0).Format(time.RFC1123) })
attach.setTemplateFunc("ipc", func() bool { return strings.HasPrefix(endpoint, "ipc") })
attach.setTemplateFunc("datadir", func() string { return geth.Datadir })
attach.setTemplateFunc("apis", func() []string {
var apis []string
if strings.HasPrefix(endpoint, "ipc") {
apis = append(strings.Split(rpc.DefaultIPCApis, ","), rpc.MetadataApi)
} else {
apis = append(strings.Split(rpc.DefaultHTTPApis, ","), rpc.MetadataApi)
}
sort.Strings(apis)
return apis
})
// Verify the actual welcome message to the required template
attach.expect(`
Welcome to the Geth JavaScript console!
instance: Geth/v{{gethver}}/{{goos}}/{{gover}}
coinbase: {{etherbase}}
at block: 0 ({{niltime}}){{if ipc}}
datadir: {{datadir}}{{end}}
modules:{{range apis}} {{.}}:1.0{{end}}
> {{.InputLine "exit" }}
`)
attach.expectExit()
}
// trulyRandInt generates a crypto random integer used by the console tests to
// not clash network ports with other tests running cocurrently.
func trulyRandInt(lo, hi int) int {
num, _ := rand.Int(rand.Reader, big.NewInt(int64(hi-lo)))
return int(num.Int64()) + lo
}
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