* fix blocking and non-blocking issues * core: revert change in blockchain.go Co-authored-by: Martin Holst Swende <martin@swende.se>
		
			
				
	
	
		
			359 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			359 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
// Copyright 2019 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package graphql
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import (
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	"fmt"
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	"io/ioutil"
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	"math/big"
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	"net/http"
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	"strings"
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	"testing"
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	"time"
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	"github.com/ethereum/go-ethereum/common"
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	"github.com/ethereum/go-ethereum/consensus/ethash"
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	"github.com/ethereum/go-ethereum/core"
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	"github.com/ethereum/go-ethereum/core/types"
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	"github.com/ethereum/go-ethereum/core/vm"
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	"github.com/ethereum/go-ethereum/crypto"
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	"github.com/ethereum/go-ethereum/eth"
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	"github.com/ethereum/go-ethereum/eth/ethconfig"
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	"github.com/ethereum/go-ethereum/node"
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	"github.com/ethereum/go-ethereum/params"
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	"github.com/stretchr/testify/assert"
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)
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func TestBuildSchema(t *testing.T) {
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	ddir, err := ioutil.TempDir("", "graphql-buildschema")
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	if err != nil {
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		t.Fatalf("failed to create temporary datadir: %v", err)
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	}
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	// Copy config
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	conf := node.DefaultConfig
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	conf.DataDir = ddir
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	stack, err := node.New(&conf)
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	defer stack.Close()
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	if err != nil {
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		t.Fatalf("could not create new node: %v", err)
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	}
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	// Make sure the schema can be parsed and matched up to the object model.
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	if err := newHandler(stack, nil, []string{}, []string{}); err != nil {
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		t.Errorf("Could not construct GraphQL handler: %v", err)
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	}
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}
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// Tests that a graphQL request is successfully handled when graphql is enabled on the specified endpoint
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func TestGraphQLBlockSerialization(t *testing.T) {
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	stack := createNode(t, true, false)
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	defer stack.Close()
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	// start node
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	if err := stack.Start(); err != nil {
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		t.Fatalf("could not start node: %v", err)
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	}
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	for i, tt := range []struct {
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		body string
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		want string
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		code int
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	}{
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		{ // Should return latest block
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			body: `{"query": "{block{number}}","variables": null}`,
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			want: `{"data":{"block":{"number":10}}}`,
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			code: 200,
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		},
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		{ // Should return info about latest block
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			body: `{"query": "{block{number,gasUsed,gasLimit}}","variables": null}`,
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			want: `{"data":{"block":{"number":10,"gasUsed":0,"gasLimit":11500000}}}`,
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			code: 200,
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		},
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		{
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			body: `{"query": "{block(number:0){number,gasUsed,gasLimit}}","variables": null}`,
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			want: `{"data":{"block":{"number":0,"gasUsed":0,"gasLimit":11500000}}}`,
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			code: 200,
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		},
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		{
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			body: `{"query": "{block(number:-1){number,gasUsed,gasLimit}}","variables": null}`,
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			want: `{"data":{"block":null}}`,
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			code: 200,
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		},
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		{
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			body: `{"query": "{block(number:-500){number,gasUsed,gasLimit}}","variables": null}`,
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			want: `{"data":{"block":null}}`,
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			code: 200,
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		},
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		{
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			body: `{"query": "{block(number:\"0\"){number,gasUsed,gasLimit}}","variables": null}`,
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			want: `{"data":{"block":{"number":0,"gasUsed":0,"gasLimit":11500000}}}`,
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			code: 200,
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		},
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		{
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			body: `{"query": "{block(number:\"-33\"){number,gasUsed,gasLimit}}","variables": null}`,
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			want: `{"data":{"block":null}}`,
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			code: 200,
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		},
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		{
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			body: `{"query": "{block(number:\"1337\"){number,gasUsed,gasLimit}}","variables": null}`,
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			want: `{"data":{"block":null}}`,
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			code: 200,
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		},
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		{
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			body: `{"query": "{block(number:\"0xbad\"){number,gasUsed,gasLimit}}","variables": null}`,
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			want: `{"errors":[{"message":"strconv.ParseInt: parsing \"0xbad\": invalid syntax"}],"data":{}}`,
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			code: 400,
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		},
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		{ // hex strings are currently not supported. If that's added to the spec, this test will need to change
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			body: `{"query": "{block(number:\"0x0\"){number,gasUsed,gasLimit}}","variables": null}`,
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			want: `{"errors":[{"message":"strconv.ParseInt: parsing \"0x0\": invalid syntax"}],"data":{}}`,
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			code: 400,
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		},
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		{
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			body: `{"query": "{block(number:\"a\"){number,gasUsed,gasLimit}}","variables": null}`,
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			want: `{"errors":[{"message":"strconv.ParseInt: parsing \"a\": invalid syntax"}],"data":{}}`,
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			code: 400,
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		},
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		{
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			body: `{"query": "{bleh{number}}","variables": null}"`,
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			want: `{"errors":[{"message":"Cannot query field \"bleh\" on type \"Query\".","locations":[{"line":1,"column":2}]}]}`,
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			code: 400,
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		},
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		// should return `estimateGas` as decimal
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		{
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			body: `{"query": "{block{ estimateGas(data:{}) }}"}`,
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			want: `{"data":{"block":{"estimateGas":53000}}}`,
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			code: 200,
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		},
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		// should return `status` as decimal
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		{
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			body: `{"query": "{block {number call (data : {from : \"0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b\", to: \"0x6295ee1b4f6dd65047762f924ecd367c17eabf8f\", data :\"0x12a7b914\"}){data status}}}"}`,
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			want: `{"data":{"block":{"number":10,"call":{"data":"0x","status":1}}}}`,
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			code: 200,
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		},
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	} {
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		resp, err := http.Post(fmt.Sprintf("%s/graphql", stack.HTTPEndpoint()), "application/json", strings.NewReader(tt.body))
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		if err != nil {
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			t.Fatalf("could not post: %v", err)
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		}
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		bodyBytes, err := ioutil.ReadAll(resp.Body)
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		if err != nil {
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			t.Fatalf("could not read from response body: %v", err)
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		}
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		if have := string(bodyBytes); have != tt.want {
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			t.Errorf("testcase %d %s,\nhave:\n%v\nwant:\n%v", i, tt.body, have, tt.want)
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		}
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		if tt.code != resp.StatusCode {
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			t.Errorf("testcase %d %s,\nwrong statuscode, have: %v, want: %v", i, tt.body, resp.StatusCode, tt.code)
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		}
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	}
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}
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func TestGraphQLBlockSerializationEIP2718(t *testing.T) {
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	stack := createNode(t, true, true)
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	defer stack.Close()
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	// start node
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	if err := stack.Start(); err != nil {
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		t.Fatalf("could not start node: %v", err)
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	}
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	for i, tt := range []struct {
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		body string
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		want string
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		code int
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	}{
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		{
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			body: `{"query": "{block {number transactions { from { address } to { address } value hash type accessList { address storageKeys } index}}}"}`,
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			want: `{"data":{"block":{"number":1,"transactions":[{"from":{"address":"0x71562b71999873db5b286df957af199ec94617f7"},"to":{"address":"0x0000000000000000000000000000000000000dad"},"value":"0x64","hash":"0xd864c9d7d37fade6b70164740540c06dd58bb9c3f6b46101908d6339db6a6a7b","type":0,"accessList":[],"index":0},{"from":{"address":"0x71562b71999873db5b286df957af199ec94617f7"},"to":{"address":"0x0000000000000000000000000000000000000dad"},"value":"0x32","hash":"0x19b35f8187b4e15fb59a9af469dca5dfa3cd363c11d372058c12f6482477b474","type":1,"accessList":[{"address":"0x0000000000000000000000000000000000000dad","storageKeys":["0x0000000000000000000000000000000000000000000000000000000000000000"]}],"index":1}]}}}`,
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			code: 200,
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		},
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	} {
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		resp, err := http.Post(fmt.Sprintf("%s/graphql", stack.HTTPEndpoint()), "application/json", strings.NewReader(tt.body))
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		if err != nil {
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			t.Fatalf("could not post: %v", err)
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		}
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		bodyBytes, err := ioutil.ReadAll(resp.Body)
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		if err != nil {
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			t.Fatalf("could not read from response body: %v", err)
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		}
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		if have := string(bodyBytes); have != tt.want {
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			t.Errorf("testcase %d %s,\nhave:\n%v\nwant:\n%v", i, tt.body, have, tt.want)
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		}
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		if tt.code != resp.StatusCode {
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			t.Errorf("testcase %d %s,\nwrong statuscode, have: %v, want: %v", i, tt.body, resp.StatusCode, tt.code)
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		}
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	}
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}
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// Tests that a graphQL request is not handled successfully when graphql is not enabled on the specified endpoint
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func TestGraphQLHTTPOnSamePort_GQLRequest_Unsuccessful(t *testing.T) {
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	stack := createNode(t, false, false)
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	defer stack.Close()
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	if err := stack.Start(); err != nil {
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		t.Fatalf("could not start node: %v", err)
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	}
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	body := strings.NewReader(`{"query": "{block{number}}","variables": null}`)
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	resp, err := http.Post(fmt.Sprintf("%s/graphql", stack.HTTPEndpoint()), "application/json", body)
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	if err != nil {
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		t.Fatalf("could not post: %v", err)
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	}
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	// make sure the request is not handled successfully
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	assert.Equal(t, http.StatusNotFound, resp.StatusCode)
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}
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func createNode(t *testing.T, gqlEnabled bool, txEnabled bool) *node.Node {
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	stack, err := node.New(&node.Config{
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		HTTPHost: "127.0.0.1",
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		HTTPPort: 0,
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		WSHost:   "127.0.0.1",
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		WSPort:   0,
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	})
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	if err != nil {
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		t.Fatalf("could not create node: %v", err)
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	}
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	if !gqlEnabled {
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		return stack
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	}
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	if !txEnabled {
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		createGQLService(t, stack)
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	} else {
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		createGQLServiceWithTransactions(t, stack)
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	}
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	return stack
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}
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func createGQLService(t *testing.T, stack *node.Node) {
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	// create backend
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	ethConf := ðconfig.Config{
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		Genesis: &core.Genesis{
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			Config:     params.AllEthashProtocolChanges,
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			GasLimit:   11500000,
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			Difficulty: big.NewInt(1048576),
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		},
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		Ethash: ethash.Config{
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			PowMode: ethash.ModeFake,
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		},
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		NetworkId:               1337,
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		TrieCleanCache:          5,
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		TrieCleanCacheJournal:   "triecache",
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		TrieCleanCacheRejournal: 60 * time.Minute,
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		TrieDirtyCache:          5,
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		TrieTimeout:             60 * time.Minute,
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		SnapshotCache:           5,
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	}
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	ethBackend, err := eth.New(stack, ethConf)
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	if err != nil {
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		t.Fatalf("could not create eth backend: %v", err)
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	}
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	// Create some blocks and import them
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	chain, _ := core.GenerateChain(params.AllEthashProtocolChanges, ethBackend.BlockChain().Genesis(),
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		ethash.NewFaker(), ethBackend.ChainDb(), 10, func(i int, gen *core.BlockGen) {})
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	_, err = ethBackend.BlockChain().InsertChain(chain)
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	if err != nil {
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		t.Fatalf("could not create import blocks: %v", err)
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	}
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	// create gql service
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	err = New(stack, ethBackend.APIBackend, []string{}, []string{})
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	if err != nil {
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		t.Fatalf("could not create graphql service: %v", err)
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	}
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}
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func createGQLServiceWithTransactions(t *testing.T, stack *node.Node) {
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	// create backend
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	key, _ := crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
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	address := crypto.PubkeyToAddress(key.PublicKey)
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	funds := big.NewInt(1000000000000000)
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	dad := common.HexToAddress("0x0000000000000000000000000000000000000dad")
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	ethConf := ðconfig.Config{
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		Genesis: &core.Genesis{
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			Config:     params.AllEthashProtocolChanges,
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			GasLimit:   11500000,
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			Difficulty: big.NewInt(1048576),
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			Alloc: core.GenesisAlloc{
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				address: {Balance: funds},
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				// The address 0xdad sloads 0x00 and 0x01
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				dad: {
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					Code: []byte{
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						byte(vm.PC),
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						byte(vm.PC),
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						byte(vm.SLOAD),
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						byte(vm.SLOAD),
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					},
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					Nonce:   0,
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					Balance: big.NewInt(0),
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				},
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			},
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			BaseFee: big.NewInt(params.InitialBaseFee),
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		},
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		Ethash: ethash.Config{
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			PowMode: ethash.ModeFake,
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		},
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		NetworkId:               1337,
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		TrieCleanCache:          5,
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		TrieCleanCacheJournal:   "triecache",
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		TrieCleanCacheRejournal: 60 * time.Minute,
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		TrieDirtyCache:          5,
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		TrieTimeout:             60 * time.Minute,
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		SnapshotCache:           5,
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	}
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	ethBackend, err := eth.New(stack, ethConf)
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	if err != nil {
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		t.Fatalf("could not create eth backend: %v", err)
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	}
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	signer := types.LatestSigner(ethConf.Genesis.Config)
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	legacyTx, _ := types.SignNewTx(key, signer, &types.LegacyTx{
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		Nonce:    uint64(0),
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		To:       &dad,
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		Value:    big.NewInt(100),
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		Gas:      50000,
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		GasPrice: big.NewInt(params.InitialBaseFee),
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	})
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	envelopTx, _ := types.SignNewTx(key, signer, &types.AccessListTx{
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		ChainID:  ethConf.Genesis.Config.ChainID,
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		Nonce:    uint64(1),
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		To:       &dad,
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		Gas:      30000,
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		GasPrice: big.NewInt(params.InitialBaseFee),
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		Value:    big.NewInt(50),
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		AccessList: types.AccessList{{
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			Address:     dad,
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			StorageKeys: []common.Hash{{0}},
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		}},
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	})
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	// Create some blocks and import them
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	chain, _ := core.GenerateChain(params.AllEthashProtocolChanges, ethBackend.BlockChain().Genesis(),
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		ethash.NewFaker(), ethBackend.ChainDb(), 1, func(i int, b *core.BlockGen) {
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			b.SetCoinbase(common.Address{1})
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			b.AddTx(legacyTx)
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			b.AddTx(envelopTx)
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		})
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	_, err = ethBackend.BlockChain().InsertChain(chain)
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	if err != nil {
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		t.Fatalf("could not create import blocks: %v", err)
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	}
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	// create gql service
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	err = New(stack, ethBackend.APIBackend, []string{}, []string{})
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	if err != nil {
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		t.Fatalf("could not create graphql service: %v", err)
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	}
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}
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