soroban-rpc: Add getPreflight benchmark and test

.github/workflows/soroban-rpc.yml

@@ -29,8 +29,11 @@ jobs:
       - uses: ./.github/actions/setup-go
         with:
           go-version: ${{ matrix.go }}
-      - run: |
+      - name: Build soroban contract fixtures
+        run: |
           rustup update
+          rustup target add wasm32-unknown-unknown
+          make build-test-wasms
       - run: make build-libpreflight
       - run: go test -race -cover -timeout 25m -v ./cmd/soroban-rpc/...
 

cmd/soroban-rpc/internal/preflight/preflight_test.go

@@ -0,0 +1,331 @@
+package preflight
+
+import (
+	"context"
+	"os"
+	"path"
+	"runtime"
+	"testing"
+
+	"github.com/stellar/go/support/log"
+	"github.com/stellar/go/xdr"
+	"github.com/stretchr/testify/require"
+
+	"github.com/stellar/soroban-tools/cmd/soroban-rpc/internal/db"
+)
+
+var mockContractID = xdr.Hash{0xa, 0xb, 0xc}
+var mockContractHash = xdr.Hash{0xd, 0xe, 0xf}
+
+var contractCostParams = func() *xdr.ContractCostParams {
+	var result xdr.ContractCostParams
+
+	for i := 0; i < 22; i++ {
+		result = append(result, xdr.ContractCostParamEntry{
+			Ext:        xdr.ExtensionPoint{},
+			ConstTerm:  0,
+			LinearTerm: 0,
+		})
+	}
+
+	return &result
+}()
+
+var mockLedgerEntries = []xdr.LedgerEntry{
+	{
+		LastModifiedLedgerSeq: 1,
+		Data: xdr.LedgerEntryData{
+			Type: xdr.LedgerEntryTypeContractData,
+			ContractData: &xdr.ContractDataEntry{
+				Contract: xdr.ScAddress{
+					Type:       xdr.ScAddressTypeScAddressTypeContract,
+					ContractId: &mockContractID,
+				},
+				Key: xdr.ScVal{
+					Type: xdr.ScValTypeScvLedgerKeyContractInstance,
+				},
+				Durability:          xdr.ContractDataDurabilityPersistent,
+				ExpirationLedgerSeq: 100000,
+				Body: xdr.ContractDataEntryBody{
+					BodyType: xdr.ContractEntryBodyTypeDataEntry,
+					Data: &xdr.ContractDataEntryData{
+						Flags: 0,
+						Val: xdr.ScVal{
+							Type: xdr.ScValTypeScvContractInstance,
+							Instance: &xdr.ScContractInstance{
+								Executable: xdr.ContractExecutable{
+									Type:     xdr.ContractExecutableTypeContractExecutableWasm,
+									WasmHash: &mockContractHash,
+								},
+								Storage: nil,
+							},
+						},
+					},
+				},
+			},
+		},
+	},
+	{
+		LastModifiedLedgerSeq: 2,
+		Data: xdr.LedgerEntryData{
+			Type: xdr.LedgerEntryTypeContractCode,
+			ContractCode: &xdr.ContractCodeEntry{
+				Hash: mockContractHash,
+				Body: xdr.ContractCodeEntryBody{
+					BodyType: xdr.ContractEntryBodyTypeDataEntry,
+					Code:     &helloWorldContract,
+				},
+				ExpirationLedgerSeq: 20000,
+			},
+		},
+	},
+	{
+		LastModifiedLedgerSeq: 2,
+		Data: xdr.LedgerEntryData{
+			Type: xdr.LedgerEntryTypeConfigSetting,
+			ConfigSetting: &xdr.ConfigSettingEntry{
+				ConfigSettingId: xdr.ConfigSettingIdConfigSettingContractComputeV0,
+				ContractCompute: &xdr.ConfigSettingContractComputeV0{
+					LedgerMaxInstructions:           100000000,
+					TxMaxInstructions:               100000000,
+					FeeRatePerInstructionsIncrement: 1,
+					TxMemoryLimit:                   100000000,
+				},
+			},
+		},
+	},
+	{
+		LastModifiedLedgerSeq: 2,
+		Data: xdr.LedgerEntryData{
+			Type: xdr.LedgerEntryTypeConfigSetting,
+			ConfigSetting: &xdr.ConfigSettingEntry{
+				ConfigSettingId: xdr.ConfigSettingIdConfigSettingContractLedgerCostV0,
+				ContractLedgerCost: &xdr.ConfigSettingContractLedgerCostV0{
+					LedgerMaxReadLedgerEntries:     100,
+					LedgerMaxReadBytes:             100,
+					LedgerMaxWriteLedgerEntries:    100,
+					LedgerMaxWriteBytes:            100,
+					TxMaxReadLedgerEntries:         100,
+					TxMaxReadBytes:                 100,
+					TxMaxWriteLedgerEntries:        100,
+					TxMaxWriteBytes:                100,
+					FeeReadLedgerEntry:             100,
+					FeeWriteLedgerEntry:            100,
+					FeeRead1Kb:                     100,
+					BucketListTargetSizeBytes:      100,
+					WriteFee1KbBucketListLow:       1,
+					WriteFee1KbBucketListHigh:      1,
+					BucketListWriteFeeGrowthFactor: 1,
+				},
+			},
+		},
+	},
+	{
+		LastModifiedLedgerSeq: 2,
+		Data: xdr.LedgerEntryData{
+			Type: xdr.LedgerEntryTypeConfigSetting,
+			ConfigSetting: &xdr.ConfigSettingEntry{
+				ConfigSettingId: xdr.ConfigSettingIdConfigSettingContractHistoricalDataV0,
+				ContractHistoricalData: &xdr.ConfigSettingContractHistoricalDataV0{
+					FeeHistorical1Kb: 100,
+				},
+			},
+		},
+	},
+	{
+		LastModifiedLedgerSeq: 2,
+		Data: xdr.LedgerEntryData{
+			Type: xdr.LedgerEntryTypeConfigSetting,
+			ConfigSetting: &xdr.ConfigSettingEntry{
+				ConfigSettingId: xdr.ConfigSettingIdConfigSettingContractMetaDataV0,
+				ContractMetaData: &xdr.ConfigSettingContractMetaDataV0{
+					TxMaxExtendedMetaDataSizeBytes: 100,
+					FeeExtendedMetaData1Kb:         100,
+				},
+			},
+		},
+	},
+	{
+		LastModifiedLedgerSeq: 2,
+		Data: xdr.LedgerEntryData{
+			Type: xdr.LedgerEntryTypeConfigSetting,
+			ConfigSetting: &xdr.ConfigSettingEntry{
+				ConfigSettingId: xdr.ConfigSettingIdConfigSettingContractBandwidthV0,
+				ContractBandwidth: &xdr.ConfigSettingContractBandwidthV0{
+					LedgerMaxPropagateSizeBytes: 100,
+					TxMaxSizeBytes:              100,
+					FeePropagateData1Kb:         100,
+				},
+			},
+		},
+	},
+	{
+		LastModifiedLedgerSeq: 2,
+		Data: xdr.LedgerEntryData{
+			Type: xdr.LedgerEntryTypeConfigSetting,
+			ConfigSetting: &xdr.ConfigSettingEntry{
+				ConfigSettingId: xdr.ConfigSettingIdConfigSettingStateExpiration,
+				StateExpirationSettings: &xdr.StateExpirationSettings{
+					MaxEntryExpiration:             100,
+					MinTempEntryExpiration:         100,
+					MinPersistentEntryExpiration:   100,
+					AutoBumpLedgers:                100,
+					PersistentRentRateDenominator:  100,
+					TempRentRateDenominator:        100,
+					MaxEntriesToExpire:             100,
+					BucketListSizeWindowSampleSize: 100,
+					EvictionScanSize:               100,
+				},
+			},
+		},
+	},
+	{
+		LastModifiedLedgerSeq: 2,
+		Data: xdr.LedgerEntryData{
+			Type: xdr.LedgerEntryTypeConfigSetting,
+			ConfigSetting: &xdr.ConfigSettingEntry{
+				ConfigSettingId: xdr.ConfigSettingIdConfigSettingContractCostParamsCpuInstructions,
+				// Obtained with TestGetLedgerEntryConfigSettings
+				ContractCostParamsCpuInsns: contractCostParams,
+			},
+		},
+	},
+	{
+		LastModifiedLedgerSeq: 2,
+		Data: xdr.LedgerEntryData{
+			Type: xdr.LedgerEntryTypeConfigSetting,
+			ConfigSetting: &xdr.ConfigSettingEntry{
+				ConfigSettingId: xdr.ConfigSettingIdConfigSettingContractCostParamsMemoryBytes,
+				// Obtained with TestGetLedgerEntryConfigSettings
+				ContractCostParamsMemBytes: contractCostParams,
+			},
+		},
+	},
+}
+
+var helloWorldContract = func() []byte {
+	_, filename, _, _ := runtime.Caller(0)
+	testDirName := path.Dir(filename)
+	contractFile := path.Join(testDirName, "../../../../target/wasm32-unknown-unknown/test-wasms/test_hello_world.wasm")
+	ret, err := os.ReadFile(contractFile)
+	if err != nil {
+		log.Fatalf("unable to read test_hello_world.wasm (%v) please run `make build-test-wasms` at the project root directory", err)
+	}
+	return ret
+}()
+
+type inMemoryLedgerEntryReadTx map[string]xdr.LedgerEntry
+
+func newInMemoryLedgerEntryReadTx(entries []xdr.LedgerEntry) (inMemoryLedgerEntryReadTx, error) {
+	result := make(map[string]xdr.LedgerEntry, len(entries))
+	for _, entry := range entries {
+		key, err := entry.LedgerKey()
+		if err != nil {
+			return inMemoryLedgerEntryReadTx{}, err
+		}
+		serialized, err := key.MarshalBinaryBase64()
+		if err != nil {
+			return inMemoryLedgerEntryReadTx{}, err
+		}
+		result[serialized] = entry
+	}
+	return result, nil
+}
+
+func (m inMemoryLedgerEntryReadTx) GetLatestLedgerSequence() (uint32, error) {
+	return 2, nil
+}
+
+func (m inMemoryLedgerEntryReadTx) GetLedgerEntry(key xdr.LedgerKey, includeExpired bool) (bool, xdr.LedgerEntry, error) {
+	serializedKey, err := key.MarshalBinaryBase64()
+	if err != nil {
+		return false, xdr.LedgerEntry{}, err
+	}
+	entry, ok := m[serializedKey]
+	if !ok {
+		return false, xdr.LedgerEntry{}, nil
+	}
+	return true, entry, nil
+}
+
+func (m inMemoryLedgerEntryReadTx) Done() error {
+	return nil
+}
+
+func getPreflightParameters(t testing.TB, inMemory bool) PreflightParameters {
+	var ledgerEntryReadTx db.LedgerEntryReadTx
+	if inMemory {
+		var err error
+		ledgerEntryReadTx, err = newInMemoryLedgerEntryReadTx(mockLedgerEntries)
+		require.NoError(t, err)
+	} else {
+		d := t.TempDir()
+		dbInstance, err := db.OpenSQLiteDB(path.Join(d, "soroban_rpc.sqlite"))
+		require.NoError(t, err)
+		readWriter := db.NewReadWriter(dbInstance, 100, 10000)
+		tx, err := readWriter.NewTx(context.Background())
+		require.NoError(t, err)
+		for _, e := range mockLedgerEntries {
+			err := tx.LedgerEntryWriter().UpsertLedgerEntry(e)
+			require.NoError(t, err)
+		}
+		err = tx.Commit(2)
+		require.NoError(t, err)
+		ledgerEntryReadTx, err = db.NewLedgerEntryReader(dbInstance).NewTx(context.Background())
+		require.NoError(t, err)
+	}
+	argSymbol := xdr.ScSymbol("world")
+	params := PreflightParameters{
+		Logger:        log.New(),
+		SourceAccount: xdr.MustAddress("GBRPYHIL2CI3FNQ4BXLFMNDLFJUNPU2HY3ZMFSHONUCEOASW7QC7OX2H"),
+		OpBody: xdr.OperationBody{Type: xdr.OperationTypeInvokeHostFunction,
+			InvokeHostFunctionOp: &xdr.InvokeHostFunctionOp{
+				HostFunction: xdr.HostFunction{
+					Type: xdr.HostFunctionTypeHostFunctionTypeInvokeContract,
+					InvokeContract: &xdr.InvokeContractArgs{
+						ContractAddress: xdr.ScAddress{
+							Type:       xdr.ScAddressTypeScAddressTypeContract,
+							ContractId: &mockContractID,
+						},
+						FunctionName: "hello",
+						Args: []xdr.ScVal{
+							{
+								Type: xdr.ScValTypeScvSymbol,
+								Sym:  &argSymbol,
+							},
+						},
+					},
+				},
+			}},
+		NetworkPassphrase: "foo",
+		LedgerEntryReadTx: ledgerEntryReadTx,
+		BucketListSize:    200,
+	}
+	return params
+}
+
+func TestGetPreflight(t *testing.T) {
+	params := getPreflightParameters(t, false)
+	_, err := GetPreflight(context.Background(), params)
+	require.NoError(t, err)
+
+	params = getPreflightParameters(t, true)
+	_, err = GetPreflight(context.Background(), params)
+	require.NoError(t, err)
+}
+
+func benchmark(b *testing.B, inMemory bool) {
+	params := getPreflightParameters(b, inMemory)
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		b.StartTimer()
+		_, err := GetPreflight(context.Background(), params)
+		b.StopTimer()
+		require.NoError(b, err)
+	}
+}
+
+func BenchmarkGetPreflight(b *testing.B) {
+	b.Run("In-memory storage", func(b *testing.B) { benchmark(b, true) })
+	b.Run("DB storage", func(b *testing.B) { benchmark(b, false) })
+}

cmd/soroban-rpc/internal/test/get_ledger_entry_test.go

@@ -8,11 +8,11 @@ import (
 	"github.com/creachadair/jrpc2"
 	"github.com/creachadair/jrpc2/code"
 	"github.com/creachadair/jrpc2/jhttp"
+	"github.com/stellar/go/txnbuild"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
 	"github.com/stellar/go/keypair"
-	"github.com/stellar/go/txnbuild"
 	"github.com/stellar/go/xdr"
 
 	"github.com/stellar/soroban-tools/cmd/soroban-rpc/internal/methods"