* cmd/evm: add support for signing transactions in the unprotected format * cmd/evm: simplify signing of unprotected txs
		
			
				
	
	
		
			478 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			478 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package main
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import (
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	"encoding/json"
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	"fmt"
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	"os"
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	"reflect"
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	"strings"
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	"testing"
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	"github.com/docker/docker/pkg/reexec"
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	"github.com/ethereum/go-ethereum/cmd/evm/internal/t8ntool"
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	"github.com/ethereum/go-ethereum/internal/cmdtest"
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)
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func TestMain(m *testing.M) {
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	// Run the app if we've been exec'd as "ethkey-test" in runEthkey.
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	reexec.Register("evm-test", func() {
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		if err := app.Run(os.Args); err != nil {
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			fmt.Fprintln(os.Stderr, err)
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			os.Exit(1)
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		}
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		os.Exit(0)
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	})
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	// check if we have been reexec'd
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	if reexec.Init() {
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		return
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	}
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	os.Exit(m.Run())
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}
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type testT8n struct {
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	*cmdtest.TestCmd
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}
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type t8nInput struct {
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	inAlloc  string
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	inTxs    string
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	inEnv    string
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	stFork   string
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	stReward string
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}
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func (args *t8nInput) get(base string) []string {
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	var out []string
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	if opt := args.inAlloc; opt != "" {
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		out = append(out, "--input.alloc")
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		out = append(out, fmt.Sprintf("%v/%v", base, opt))
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	}
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	if opt := args.inTxs; opt != "" {
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		out = append(out, "--input.txs")
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		out = append(out, fmt.Sprintf("%v/%v", base, opt))
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	}
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	if opt := args.inEnv; opt != "" {
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		out = append(out, "--input.env")
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		out = append(out, fmt.Sprintf("%v/%v", base, opt))
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	}
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	if opt := args.stFork; opt != "" {
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		out = append(out, "--state.fork", opt)
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	}
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	if opt := args.stReward; opt != "" {
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		out = append(out, "--state.reward", opt)
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	}
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	return out
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}
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type t8nOutput struct {
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	alloc  bool
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	result bool
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	body   bool
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}
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func (args *t8nOutput) get() (out []string) {
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	if args.body {
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		out = append(out, "--output.body", "stdout")
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	} else {
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		out = append(out, "--output.body", "") // empty means ignore
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	}
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	if args.result {
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		out = append(out, "--output.result", "stdout")
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	} else {
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		out = append(out, "--output.result", "")
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	}
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	if args.alloc {
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		out = append(out, "--output.alloc", "stdout")
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	} else {
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		out = append(out, "--output.alloc", "")
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	}
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	return out
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}
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func TestT8n(t *testing.T) {
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	tt := new(testT8n)
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	tt.TestCmd = cmdtest.NewTestCmd(t, tt)
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	for i, tc := range []struct {
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		base        string
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		input       t8nInput
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		output      t8nOutput
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		expExitCode int
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		expOut      string
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	}{
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		{ // Test exit (3) on bad config
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			base: "./testdata/1",
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			input: t8nInput{
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				"alloc.json", "txs.json", "env.json", "Frontier+1346", "",
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			},
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			output:      t8nOutput{alloc: true, result: true},
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			expExitCode: 3,
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		},
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		{
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			base: "./testdata/1",
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			input: t8nInput{
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				"alloc.json", "txs.json", "env.json", "Byzantium", "",
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			},
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			output: t8nOutput{alloc: true, result: true},
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			expOut: "exp.json",
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		},
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		{ // blockhash test
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			base: "./testdata/3",
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			input: t8nInput{
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				"alloc.json", "txs.json", "env.json", "Berlin", "",
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			},
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			output: t8nOutput{alloc: true, result: true},
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			expOut: "exp.json",
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		},
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		{ // missing blockhash test
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			base: "./testdata/4",
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			input: t8nInput{
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				"alloc.json", "txs.json", "env.json", "Berlin", "",
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			},
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			output:      t8nOutput{alloc: true, result: true},
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			expExitCode: 4,
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		},
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		{ // Uncle test
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			base: "./testdata/5",
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			input: t8nInput{
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				"alloc.json", "txs.json", "env.json", "Byzantium", "0x80",
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			},
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			output: t8nOutput{alloc: true, result: true},
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			expOut: "exp.json",
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		},
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		{ // Sign json transactions
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			base: "./testdata/13",
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			input: t8nInput{
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				"alloc.json", "txs.json", "env.json", "London", "",
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			},
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			output: t8nOutput{body: true},
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			expOut: "exp.json",
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		},
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		{ // Already signed transactions
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			base: "./testdata/13",
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			input: t8nInput{
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				"alloc.json", "signed_txs.rlp", "env.json", "London", "",
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			},
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			output: t8nOutput{result: true},
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			expOut: "exp2.json",
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		},
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		{ // Difficulty calculation - no uncles
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			base: "./testdata/14",
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			input: t8nInput{
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				"alloc.json", "txs.json", "env.json", "London", "",
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			},
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			output: t8nOutput{result: true},
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			expOut: "exp.json",
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		},
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		{ // Difficulty calculation - with uncles
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			base: "./testdata/14",
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			input: t8nInput{
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				"alloc.json", "txs.json", "env.uncles.json", "London", "",
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			},
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			output: t8nOutput{result: true},
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			expOut: "exp2.json",
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		},
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		{ // Difficulty calculation - with ommers + Berlin
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			base: "./testdata/14",
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			input: t8nInput{
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				"alloc.json", "txs.json", "env.uncles.json", "Berlin", "",
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			},
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			output: t8nOutput{result: true},
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			expOut: "exp_berlin.json",
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		},
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		{ // Difficulty calculation on arrow glacier
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			base: "./testdata/19",
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			input: t8nInput{
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				"alloc.json", "txs.json", "env.json", "London", "",
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			},
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			output: t8nOutput{result: true},
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			expOut: "exp_london.json",
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		},
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		{ // Difficulty calculation on arrow glacier
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			base: "./testdata/19",
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			input: t8nInput{
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				"alloc.json", "txs.json", "env.json", "ArrowGlacier", "",
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			},
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			output: t8nOutput{result: true},
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			expOut: "exp_arrowglacier.json",
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		},
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		{ // Sign unprotected (pre-EIP155) transaction
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			base: "./testdata/23",
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			input: t8nInput{
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				"alloc.json", "txs.json", "env.json", "Berlin", "",
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			},
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			output: t8nOutput{result: true},
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			expOut: "exp.json",
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		},
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	} {
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		args := []string{"t8n"}
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		args = append(args, tc.output.get()...)
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		args = append(args, tc.input.get(tc.base)...)
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		var qArgs []string // quoted args for debugging purposes
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		for _, arg := range args {
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			if len(arg) == 0 {
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				qArgs = append(qArgs, `""`)
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			} else {
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				qArgs = append(qArgs, arg)
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			}
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		}
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		tt.Logf("args: %v\n", strings.Join(qArgs, " "))
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		tt.Run("evm-test", args...)
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		// Compare the expected output, if provided
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		if tc.expOut != "" {
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			want, err := os.ReadFile(fmt.Sprintf("%v/%v", tc.base, tc.expOut))
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			if err != nil {
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				t.Fatalf("test %d: could not read expected output: %v", i, err)
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			}
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			have := tt.Output()
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			ok, err := cmpJson(have, want)
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			switch {
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			case err != nil:
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				t.Fatalf("test %d, json parsing failed: %v", i, err)
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			case !ok:
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				t.Fatalf("test %d: output wrong, have \n%v\nwant\n%v\n", i, string(have), string(want))
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			}
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		}
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		tt.WaitExit()
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		if have, want := tt.ExitStatus(), tc.expExitCode; have != want {
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			t.Fatalf("test %d: wrong exit code, have %d, want %d", i, have, want)
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		}
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	}
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}
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type t9nInput struct {
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	inTxs  string
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	stFork string
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}
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func (args *t9nInput) get(base string) []string {
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	var out []string
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	if opt := args.inTxs; opt != "" {
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		out = append(out, "--input.txs")
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		out = append(out, fmt.Sprintf("%v/%v", base, opt))
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	}
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	if opt := args.stFork; opt != "" {
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		out = append(out, "--state.fork", opt)
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	}
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	return out
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}
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func TestT9n(t *testing.T) {
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	tt := new(testT8n)
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	tt.TestCmd = cmdtest.NewTestCmd(t, tt)
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	for i, tc := range []struct {
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		base        string
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		input       t9nInput
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		expExitCode int
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		expOut      string
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	}{
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		{ // London txs on homestead
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			base: "./testdata/15",
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			input: t9nInput{
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				inTxs:  "signed_txs.rlp",
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				stFork: "Homestead",
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			},
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			expOut: "exp.json",
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		},
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		{ // London txs on London
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			base: "./testdata/15",
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			input: t9nInput{
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				inTxs:  "signed_txs.rlp",
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				stFork: "London",
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			},
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			expOut: "exp2.json",
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		},
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		{ // An RLP list (a blockheader really)
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			base: "./testdata/15",
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			input: t9nInput{
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				inTxs:  "blockheader.rlp",
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				stFork: "London",
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			},
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			expOut: "exp3.json",
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		},
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		{ // Transactions with too low gas
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			base: "./testdata/16",
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			input: t9nInput{
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				inTxs:  "signed_txs.rlp",
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				stFork: "London",
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			},
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			expOut: "exp.json",
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		},
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		{ // Transactions with value exceeding 256 bits
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			base: "./testdata/17",
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			input: t9nInput{
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				inTxs:  "signed_txs.rlp",
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				stFork: "London",
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			},
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			expOut: "exp.json",
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		},
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		{ // Invalid RLP
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			base: "./testdata/18",
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			input: t9nInput{
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				inTxs:  "invalid.rlp",
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				stFork: "London",
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			},
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			expExitCode: t8ntool.ErrorIO,
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		},
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	} {
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		args := []string{"t9n"}
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		args = append(args, tc.input.get(tc.base)...)
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		tt.Run("evm-test", args...)
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		tt.Logf("args:\n go run . %v\n", strings.Join(args, " "))
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		// Compare the expected output, if provided
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		if tc.expOut != "" {
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			want, err := os.ReadFile(fmt.Sprintf("%v/%v", tc.base, tc.expOut))
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			if err != nil {
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				t.Fatalf("test %d: could not read expected output: %v", i, err)
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			}
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			have := tt.Output()
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			ok, err := cmpJson(have, want)
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			switch {
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			case err != nil:
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				t.Logf(string(have))
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				t.Fatalf("test %d, json parsing failed: %v", i, err)
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			case !ok:
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				t.Fatalf("test %d: output wrong, have \n%v\nwant\n%v\n", i, string(have), string(want))
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			}
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		}
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		tt.WaitExit()
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		if have, want := tt.ExitStatus(), tc.expExitCode; have != want {
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			t.Fatalf("test %d: wrong exit code, have %d, want %d", i, have, want)
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		}
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	}
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}
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type b11rInput struct {
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	inEnv       string
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	inOmmersRlp string
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	inTxsRlp    string
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	inClique    string
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	ethash      bool
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	ethashMode  string
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	ethashDir   string
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}
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func (args *b11rInput) get(base string) []string {
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	var out []string
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	if opt := args.inEnv; opt != "" {
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		out = append(out, "--input.header")
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		out = append(out, fmt.Sprintf("%v/%v", base, opt))
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	}
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	if opt := args.inOmmersRlp; opt != "" {
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		out = append(out, "--input.ommers")
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		out = append(out, fmt.Sprintf("%v/%v", base, opt))
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	}
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	if opt := args.inTxsRlp; opt != "" {
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		out = append(out, "--input.txs")
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		out = append(out, fmt.Sprintf("%v/%v", base, opt))
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	}
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	if opt := args.inClique; opt != "" {
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		out = append(out, "--seal.clique")
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		out = append(out, fmt.Sprintf("%v/%v", base, opt))
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	}
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	if args.ethash {
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		out = append(out, "--seal.ethash")
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	}
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	if opt := args.ethashMode; opt != "" {
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		out = append(out, "--seal.ethash.mode")
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		out = append(out, fmt.Sprintf("%v/%v", base, opt))
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	}
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	if opt := args.ethashDir; opt != "" {
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		out = append(out, "--seal.ethash.dir")
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		out = append(out, fmt.Sprintf("%v/%v", base, opt))
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	}
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	out = append(out, "--output.block")
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	out = append(out, "stdout")
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	return out
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}
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 | 
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func TestB11r(t *testing.T) {
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	tt := new(testT8n)
 | 
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	tt.TestCmd = cmdtest.NewTestCmd(t, tt)
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	for i, tc := range []struct {
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		base        string
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		input       b11rInput
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		expExitCode int
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		expOut      string
 | 
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	}{
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		{ // unsealed block
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			base: "./testdata/20",
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			input: b11rInput{
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				inEnv:       "header.json",
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				inOmmersRlp: "ommers.json",
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				inTxsRlp:    "txs.rlp",
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			},
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			expOut: "exp.json",
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		},
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		{ // ethash test seal
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			base: "./testdata/21",
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			input: b11rInput{
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				inEnv:       "header.json",
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				inOmmersRlp: "ommers.json",
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				inTxsRlp:    "txs.rlp",
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			},
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			expOut: "exp.json",
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		},
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		{ // clique test seal
 | 
						|
			base: "./testdata/21",
 | 
						|
			input: b11rInput{
 | 
						|
				inEnv:       "header.json",
 | 
						|
				inOmmersRlp: "ommers.json",
 | 
						|
				inTxsRlp:    "txs.rlp",
 | 
						|
				inClique:    "clique.json",
 | 
						|
			},
 | 
						|
			expOut: "exp-clique.json",
 | 
						|
		},
 | 
						|
		{ // block with ommers
 | 
						|
			base: "./testdata/22",
 | 
						|
			input: b11rInput{
 | 
						|
				inEnv:       "header.json",
 | 
						|
				inOmmersRlp: "ommers.json",
 | 
						|
				inTxsRlp:    "txs.rlp",
 | 
						|
			},
 | 
						|
			expOut: "exp.json",
 | 
						|
		},
 | 
						|
	} {
 | 
						|
 | 
						|
		args := []string{"b11r"}
 | 
						|
		args = append(args, tc.input.get(tc.base)...)
 | 
						|
 | 
						|
		tt.Run("evm-test", args...)
 | 
						|
		tt.Logf("args:\n go run . %v\n", strings.Join(args, " "))
 | 
						|
		// Compare the expected output, if provided
 | 
						|
		if tc.expOut != "" {
 | 
						|
			want, err := os.ReadFile(fmt.Sprintf("%v/%v", tc.base, tc.expOut))
 | 
						|
			if err != nil {
 | 
						|
				t.Fatalf("test %d: could not read expected output: %v", i, err)
 | 
						|
			}
 | 
						|
			have := tt.Output()
 | 
						|
			ok, err := cmpJson(have, want)
 | 
						|
			switch {
 | 
						|
			case err != nil:
 | 
						|
				t.Logf(string(have))
 | 
						|
				t.Fatalf("test %d, json parsing failed: %v", i, err)
 | 
						|
			case !ok:
 | 
						|
				t.Fatalf("test %d: output wrong, have \n%v\nwant\n%v\n", i, string(have), string(want))
 | 
						|
			}
 | 
						|
		}
 | 
						|
		tt.WaitExit()
 | 
						|
		if have, want := tt.ExitStatus(), tc.expExitCode; have != want {
 | 
						|
			t.Fatalf("test %d: wrong exit code, have %d, want %d", i, have, want)
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 | 
						|
 | 
						|
// cmpJson compares the JSON in two byte slices.
 | 
						|
func cmpJson(a, b []byte) (bool, error) {
 | 
						|
	var j, j2 interface{}
 | 
						|
	if err := json.Unmarshal(a, &j); err != nil {
 | 
						|
		return false, err
 | 
						|
	}
 | 
						|
	if err := json.Unmarshal(b, &j2); err != nil {
 | 
						|
		return false, err
 | 
						|
	}
 | 
						|
	return reflect.DeepEqual(j2, j), nil
 | 
						|
}
 |