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Add graphql tests.

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This commit is contained in:
Arijit Das 2021-07-02 14:30:48 +05:30
parent 9a5581b543
commit f1a61d0991
5 changed files with 308 additions and 8 deletions
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1
go.mod
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@ -12,6 +12,7 @@ require (
github.com/ipfs/go-ipld-format v0.2.0
github.com/jmoiron/sqlx v1.2.0
github.com/lib/pq v1.8.0
github.com/machinebox/graphql v0.2.2 // indirect
github.com/multiformats/go-multihash v0.0.14
github.com/onsi/ginkgo v1.15.0
github.com/onsi/gomega v1.10.1

2
go.sum
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@ -697,6 +697,8 @@ github.com/libp2p/go-yamux v1.3.3/go.mod h1:FGTiPvoV/3DVdgWpX+tM0OW3tsM+W5bSE3gZ
github.com/libp2p/go-yamux v1.3.5/go.mod h1:FGTiPvoV/3DVdgWpX+tM0OW3tsM+W5bSE3gZwqQTcow=
github.com/lucas-clemente/quic-go v0.15.7/go.mod h1:Myi1OyS0FOjL3not4BxT7KN29bRkcMUV5JVVFLKtDp8=
github.com/lunixbochs/vtclean v1.0.0/go.mod h1:pHhQNgMf3btfWnGBVipUOjRYhoOsdGqdm/+2c2E2WMI=
github.com/machinebox/graphql v0.2.2 h1:dWKpJligYKhYKO5A2gvNhkJdQMNZeChZYyBbrZkBZfo=
github.com/machinebox/graphql v0.2.2/go.mod h1:F+kbVMHuwrQ5tYgU9JXlnskM8nOaFxCAEolaQybkjWA=
github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
github.com/magiconair/properties v1.8.1 h1:ZC2Vc7/ZFkGmsVC9KvOjumD+G5lXy2RtTKyzRKO2BQ4=
github.com/magiconair/properties v1.8.1/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=

104
pkg/graphql/client.go Normal file
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@ -0,0 +1,104 @@
package graphql
import (
"context"
"encoding/json"
"fmt"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/common/hexutil"
gqlclient "github.com/machinebox/graphql"
)
type StorageResponse struct {
Cid string `json:"cid"`
Value common.Hash `json:"value"`
IpldBlock hexutil.Bytes `json:"ipldBlock"`
}
type GetStorageAt struct {
Response StorageResponse `json:"getStorageAt"`
}
type LogResponse struct {
Topics []common.Hash `json:"topics"`
Data hexutil.Bytes `json:"data"`
}
type GetLogs struct {
Responses []LogResponse `json:"getLogs"`
}
type Client struct {
client *gqlclient.Client
}
func NewClient(endpoint string) *Client {
client := gqlclient.NewClient(endpoint)
return &Client{client: client}
}
func (c *Client) GetLogs(ctx context.Context, hash common.Hash, address common.Address) ([]LogResponse, error) {
getLogsQuery := fmt.Sprintf(`
query{
getLogs(blockHash: "%s", contract: "%s") {
data
topics
}
}
`, hash.String(), address.String())
req := gqlclient.NewRequest(getLogsQuery)
req.Header.Set("Cache-Control", "no-cache")
var respData map[string]interface{}
err := c.client.Run(ctx, req, &respData)
if err != nil {
return nil, err
}
jsonStr, err := json.Marshal(respData)
if err != nil {
return nil, err
}
var logs GetLogs
err = json.Unmarshal(jsonStr, &logs)
if err != nil {
return nil, err
}
return logs.Responses, nil
}
func (c *Client) GetStorageAt(ctx context.Context, hash common.Hash, address common.Address, slot string) (*StorageResponse, error) {
getLogsQuery := fmt.Sprintf(`
query{
getStorageAt(blockHash: "%s", contract: "%s",slot: "%s") {
cid
value
ipldBlock
}
}
`, hash.String(), address.String(), common.HexToHash(slot))
req := gqlclient.NewRequest(getLogsQuery)
req.Header.Set("Cache-Control", "no-cache")
var respData map[string]interface{}
err := c.client.Run(ctx, req, &respData)
if err != nil {
return nil, err
}
jsonStr, err := json.Marshal(respData)
if err != nil {
return nil, err
}
var storageAt GetStorageAt
err = json.Unmarshal(jsonStr, &storageAt)
if err != nil {
return nil, err
}
return &storageAt.Response, nil
}

7
pkg/graphql/graphql.go
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@ -985,7 +985,7 @@ func (r *Resolver) GetStorageAt(ctx context.Context, args struct {
if err != nil {
if err == sql.ErrNoRows {
ret := StorageResult{value: ([]byte{}), cid: "", ipldBlock: ([]byte{})}
ret := StorageResult{value: []byte{}, cid: "", ipldBlock: []byte{}}
return &ret, nil
}
@ -999,12 +999,7 @@ func (r *Resolver) GetStorageAt(ctx context.Context, args struct {
return nil, err
}
if err != nil {
return nil, err
}
ret := StorageResult{value: value.([]byte), cid: cid, ipldBlock: ipldBlock}
return &ret, nil
}

202
pkg/graphql/graphql_test.go
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@ -17,15 +17,213 @@
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() {
It("Builds the schema and creates a new handler", func() {
_, err := graphql.NewHandler(nil)
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, &eth.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),
},
}
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()
}