// VulcanizeDB // Copyright © 2020 Vulcanize // This program is free software: you can redistribute it and/or modify // it under the terms of the GNU Affero General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // This program 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 Affero General Public License for more details. // You should have received a copy of the GNU Affero General Public License // along with this program. If not, see . package graphql_test import ( "context" "fmt" "math/big" "github.com/ethereum/go-ethereum/common" "github.com/ethereum/go-ethereum/common/hexutil" "github.com/ethereum/go-ethereum/core" "github.com/ethereum/go-ethereum/core/types" "github.com/ethereum/go-ethereum/core/vm" "github.com/ethereum/go-ethereum/crypto" "github.com/ethereum/go-ethereum/params" "github.com/ethereum/go-ethereum/rlp" "github.com/ethereum/go-ethereum/rpc" "github.com/ethereum/go-ethereum/statediff" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" eth2 "github.com/vulcanize/ipld-eth-indexer/pkg/eth" "github.com/vulcanize/ipld-eth-indexer/pkg/postgres" "github.com/vulcanize/ipld-eth-indexer/pkg/shared" "github.com/vulcanize/ipld-eth-server/pkg/eth" "github.com/vulcanize/ipld-eth-server/pkg/eth/test_helpers" "github.com/vulcanize/ipld-eth-server/pkg/graphql" ) var _ = Describe("GraphQL", func() { const ( gqlEndPoint = "127.0.0.1:8083" ) var ( randomAddr = common.HexToAddress("0x1C3ab14BBaD3D99F4203bd7a11aCB94882050E6f") randomHash = crypto.Keccak256Hash(randomAddr.Bytes()) blocks []*types.Block receipts []types.Receipts chain *core.BlockChain db *postgres.DB blockHashes []common.Hash backend *eth.Backend graphQLServer *graphql.Service chainConfig = params.TestChainConfig mockTD = big.NewInt(1337) client = graphql.NewClient(fmt.Sprintf("http://%s/graphql", gqlEndPoint)) ctx = context.Background() blockHash common.Hash contractAddress common.Address ) It("test init", func() { var err error db, err = shared.SetupDB() Expect(err).ToNot(HaveOccurred()) transformer := eth2.NewStateDiffTransformer(chainConfig, db) backend, err = eth.NewEthBackend(db, ð.Config{ ChainConfig: chainConfig, VmConfig: vm.Config{}, RPCGasCap: big.NewInt(10000000000), }) Expect(err).ToNot(HaveOccurred()) // make the test blockchain (and state) blocks, receipts, chain = test_helpers.MakeChain(5, test_helpers.Genesis, test_helpers.TestChainGen) params := statediff.Params{ IntermediateStateNodes: true, IntermediateStorageNodes: true, } // iterate over the blocks, generating statediff payloads, and transforming the data into Postgres builder := statediff.NewBuilder(chain.StateCache()) for i, block := range blocks { blockHashes = append(blockHashes, block.Hash()) var args statediff.Args var rcts types.Receipts if i == 0 { args = statediff.Args{ OldStateRoot: common.Hash{}, NewStateRoot: block.Root(), BlockNumber: block.Number(), BlockHash: block.Hash(), } } else { args = statediff.Args{ OldStateRoot: blocks[i-1].Root(), NewStateRoot: block.Root(), BlockNumber: block.Number(), BlockHash: block.Hash(), } rcts = receipts[i-1] } var diff statediff.StateObject diff, err = builder.BuildStateDiffObject(args, params) Expect(err).ToNot(HaveOccurred()) diffRlp, err := rlp.EncodeToBytes(diff) Expect(err).ToNot(HaveOccurred()) blockRlp, err := rlp.EncodeToBytes(block) Expect(err).ToNot(HaveOccurred()) receiptsRlp, err := rlp.EncodeToBytes(rcts) Expect(err).ToNot(HaveOccurred()) payload := statediff.Payload{ StateObjectRlp: diffRlp, BlockRlp: blockRlp, ReceiptsRlp: receiptsRlp, TotalDifficulty: mockTD, } _, err = transformer.Transform(0, payload) Expect(err).ToNot(HaveOccurred()) } // Insert some non-canonical data into the database so that we test our ability to discern canonicity indexAndPublisher := eth2.NewIPLDPublisher(db) blockHash = test_helpers.MockBlock.Hash() contractAddress = test_helpers.ContractAddr err = indexAndPublisher.Publish(test_helpers.MockConvertedPayload) Expect(err).ToNot(HaveOccurred()) // The non-canonical header has a child err = indexAndPublisher.Publish(test_helpers.MockConvertedPayloadForChild) Expect(err).ToNot(HaveOccurred()) err = publishCode(db, test_helpers.ContractCodeHash, test_helpers.ContractCode) Expect(err).ToNot(HaveOccurred()) graphQLServer, err = graphql.New(backend, gqlEndPoint, nil, []string{"*"}, rpc.HTTPTimeouts{}) Expect(err).ToNot(HaveOccurred()) err = graphQLServer.Start(nil) Expect(err).ToNot(HaveOccurred()) }) defer It("test teardown", func() { err := graphQLServer.Stop() Expect(err).ToNot(HaveOccurred()) eth.TearDownDB(db) chain.Stop() }) Describe("eth_getLogs", func() { It("Retrieves logs that matches the provided blockHash and contract address", func() { logs, err := client.GetLogs(ctx, blockHash, contractAddress) Expect(err).ToNot(HaveOccurred()) expectedLogs := []graphql.LogResponse{ { Topics: test_helpers.MockLog1.Topics, Data: hexutil.Bytes(test_helpers.MockLog1.Data), Transaction: graphql.TransactionResp{Hash: test_helpers.MockTransactions[0].Hash()}, }, } Expect(logs).To(Equal(expectedLogs)) }) It("Retrieves logs with random hash", func() { logs, err := client.GetLogs(ctx, randomHash, contractAddress) Expect(err).ToNot(HaveOccurred()) Expect(len(logs)).To(Equal(0)) }) }) Describe("eth_getStorageAt", func() { It("Retrieves the storage value at the provided contract address and storage leaf key at the block with the provided hash", func() { storageRes, err := client.GetStorageAt(ctx, blockHashes[2], contractAddress, test_helpers.IndexOne) Expect(err).ToNot(HaveOccurred()) Expect(storageRes.Value).To(Equal(common.HexToHash("01"))) storageRes, err = client.GetStorageAt(ctx, blockHashes[3], contractAddress, test_helpers.IndexOne) Expect(err).ToNot(HaveOccurred()) Expect(storageRes.Value).To(Equal(common.HexToHash("03"))) storageRes, err = client.GetStorageAt(ctx, blockHashes[4], contractAddress, test_helpers.IndexOne) Expect(err).ToNot(HaveOccurred()) Expect(storageRes.Value).To(Equal(common.HexToHash("09"))) }) It("Retrieves empty data if it tries to access a contract at a blockHash which does not exist", func() { storageRes, err := client.GetStorageAt(ctx, blockHashes[0], contractAddress, test_helpers.IndexOne) Expect(err).ToNot(HaveOccurred()) Expect(storageRes.Value).To(Equal(common.Hash{})) storageRes, err = client.GetStorageAt(ctx, blockHashes[1], contractAddress, test_helpers.IndexOne) Expect(err).ToNot(HaveOccurred()) Expect(storageRes.Value).To(Equal(common.Hash{})) }) It("Retrieves empty data if it tries to access a contract slot which does not exist", func() { storageRes, err := client.GetStorageAt(ctx, blockHashes[3], contractAddress, randomHash.Hex()) Expect(err).ToNot(HaveOccurred()) Expect(storageRes.Value).To(Equal(common.Hash{})) }) }) }) func publishCode(db *postgres.DB, codeHash common.Hash, code []byte) error { tx, err := db.Beginx() if err != nil { return err } mhKey, err := shared.MultihashKeyFromKeccak256(codeHash) if err != nil { _ = tx.Rollback() return err } if err := shared.PublishDirect(tx, mhKey, code); err != nil { _ = tx.Rollback() return err } return tx.Commit() }