neoneo-go/pkg/core/native/management.go

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package native
import (
"encoding/json"
"errors"
"fmt"
"math"
"math/big"
"sync"
"unicode/utf8"
"github.com/nspcc-dev/neo-go/pkg/core/dao"
"github.com/nspcc-dev/neo-go/pkg/core/interop"
"github.com/nspcc-dev/neo-go/pkg/core/interop/contract"
"github.com/nspcc-dev/neo-go/pkg/core/native/nativenames"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/core/storage"
"github.com/nspcc-dev/neo-go/pkg/encoding/bigint"
"github.com/nspcc-dev/neo-go/pkg/smartcontract"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/manifest"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/nef"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/util/bitfield"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
)
// Management is contract-managing native contract.
type Management struct {
interop.ContractMD
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NEO *NEO
mtx sync.RWMutex
contracts map[util.Uint160]*state.Contract
// nep17 is a map of NEP17-compliant contracts which is updated with every PostPersist.
nep17 map[util.Uint160]struct{}
}
const (
managementContractID = -1
prefixContract = 8
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defaultMinimumDeploymentFee = 10_00000000
contractDeployNotificationName = "Deploy"
contractUpdateNotificationName = "Update"
contractDestroyNotificationName = "Destroy"
)
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var (
errGasLimitExceeded = errors.New("gas limit exceeded")
keyNextAvailableID = []byte{15}
keyMinimumDeploymentFee = []byte{20}
)
// makeContractKey creates a key from account script hash.
func makeContractKey(h util.Uint160) []byte {
return makeUint160Key(prefixContract, h)
}
// newManagement creates new Management native contract.
func newManagement() *Management {
var m = &Management{
ContractMD: *interop.NewContractMD(nativenames.Management, managementContractID),
contracts: make(map[util.Uint160]*state.Contract),
nep17: make(map[util.Uint160]struct{}),
}
defer m.UpdateHash()
desc := newDescriptor("getContract", smartcontract.ArrayType,
manifest.NewParameter("hash", smartcontract.Hash160Type))
md := newMethodAndPrice(m.getContract, 1<<15, callflag.ReadStates)
m.AddMethod(md, desc)
desc = newDescriptor("deploy", smartcontract.ArrayType,
manifest.NewParameter("nefFile", smartcontract.ByteArrayType),
manifest.NewParameter("manifest", smartcontract.ByteArrayType))
md = newMethodAndPrice(m.deploy, 0, callflag.States|callflag.AllowNotify)
m.AddMethod(md, desc)
desc = newDescriptor("deploy", smartcontract.ArrayType,
manifest.NewParameter("nefFile", smartcontract.ByteArrayType),
manifest.NewParameter("manifest", smartcontract.ByteArrayType),
manifest.NewParameter("data", smartcontract.AnyType))
md = newMethodAndPrice(m.deployWithData, 0, callflag.States|callflag.AllowNotify)
m.AddMethod(md, desc)
desc = newDescriptor("update", smartcontract.VoidType,
manifest.NewParameter("nefFile", smartcontract.ByteArrayType),
manifest.NewParameter("manifest", smartcontract.ByteArrayType))
md = newMethodAndPrice(m.update, 0, callflag.States|callflag.AllowNotify)
m.AddMethod(md, desc)
desc = newDescriptor("update", smartcontract.VoidType,
manifest.NewParameter("nefFile", smartcontract.ByteArrayType),
manifest.NewParameter("manifest", smartcontract.ByteArrayType),
manifest.NewParameter("data", smartcontract.AnyType))
md = newMethodAndPrice(m.updateWithData, 0, callflag.States|callflag.AllowNotify)
m.AddMethod(md, desc)
desc = newDescriptor("destroy", smartcontract.VoidType)
md = newMethodAndPrice(m.destroy, 1<<15, callflag.States|callflag.AllowNotify)
m.AddMethod(md, desc)
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desc = newDescriptor("getMinimumDeploymentFee", smartcontract.IntegerType)
md = newMethodAndPrice(m.getMinimumDeploymentFee, 1<<15, callflag.ReadStates)
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m.AddMethod(md, desc)
desc = newDescriptor("setMinimumDeploymentFee", smartcontract.VoidType,
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manifest.NewParameter("value", smartcontract.IntegerType))
md = newMethodAndPrice(m.setMinimumDeploymentFee, 1<<15, callflag.States)
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m.AddMethod(md, desc)
hashParam := manifest.NewParameter("Hash", smartcontract.Hash160Type)
m.AddEvent(contractDeployNotificationName, hashParam)
m.AddEvent(contractUpdateNotificationName, hashParam)
m.AddEvent(contractDestroyNotificationName, hashParam)
return m
}
// getContract is an implementation of public getContract method, it's run under
// VM protections, so it's OK for it to panic instead of returning errors.
func (m *Management) getContract(ic *interop.Context, args []stackitem.Item) stackitem.Item {
hashBytes, err := args[0].TryBytes()
if err != nil {
panic(err)
}
hash, err := util.Uint160DecodeBytesBE(hashBytes)
if err != nil {
panic(err)
}
ctr, err := m.GetContract(ic.DAO, hash)
if err != nil {
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if err == storage.ErrKeyNotFound {
return stackitem.Null{}
}
panic(err)
}
return contractToStack(ctr)
}
// GetContract returns contract with given hash from given DAO.
func (m *Management) GetContract(d dao.DAO, hash util.Uint160) (*state.Contract, error) {
m.mtx.RLock()
cs, ok := m.contracts[hash]
m.mtx.RUnlock()
if !ok {
return nil, storage.ErrKeyNotFound
} else if cs != nil {
return cs, nil
}
return m.getContractFromDAO(d, hash)
}
func (m *Management) getContractFromDAO(d dao.DAO, hash util.Uint160) (*state.Contract, error) {
contract := new(state.Contract)
key := makeContractKey(hash)
err := getConvertibleFromDAO(m.ID, d, key, contract)
if err != nil {
return nil, err
}
return contract, nil
}
func getLimitedSlice(arg stackitem.Item, max int) ([]byte, error) {
_, isNull := arg.(stackitem.Null)
if isNull {
return nil, nil
}
b, err := arg.TryBytes()
if err != nil {
return nil, err
}
l := len(b)
if l == 0 {
return nil, errors.New("empty")
} else if l > max {
return nil, fmt.Errorf("len is %d (max %d)", l, max)
}
return b, nil
}
// getNefAndManifestFromItems converts input arguments into NEF and manifest
// adding appropriate deployment GAS price and sanitizing inputs.
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func (m *Management) getNefAndManifestFromItems(ic *interop.Context, args []stackitem.Item, isDeploy bool) (*nef.File, *manifest.Manifest, error) {
nefBytes, err := getLimitedSlice(args[0], math.MaxInt32) // Upper limits are checked during NEF deserialization.
if err != nil {
return nil, nil, fmt.Errorf("invalid NEF file: %w", err)
}
manifestBytes, err := getLimitedSlice(args[1], manifest.MaxManifestSize)
if err != nil {
return nil, nil, fmt.Errorf("invalid manifest: %w", err)
}
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gas := ic.Chain.GetPolicer().GetStoragePrice() * int64(len(nefBytes)+len(manifestBytes))
if isDeploy {
fee := m.GetMinimumDeploymentFee(ic.DAO)
if fee > gas {
gas = fee
}
}
if !ic.VM.AddGas(gas) {
return nil, nil, errGasLimitExceeded
}
var resManifest *manifest.Manifest
var resNef *nef.File
if nefBytes != nil {
nf, err := nef.FileFromBytes(nefBytes)
if err != nil {
return nil, nil, fmt.Errorf("invalid NEF file: %w", err)
}
resNef = &nf
}
if manifestBytes != nil {
if !utf8.Valid(manifestBytes) {
return nil, nil, errors.New("manifest is not UTF-8 compliant")
}
resManifest = new(manifest.Manifest)
err := json.Unmarshal(manifestBytes, resManifest)
if err != nil {
return nil, nil, fmt.Errorf("invalid manifest: %w", err)
}
}
return resNef, resManifest, nil
}
// deploy is an implementation of public 2-argument deploy method.
func (m *Management) deploy(ic *interop.Context, args []stackitem.Item) stackitem.Item {
return m.deployWithData(ic, append(args, stackitem.Null{}))
}
// deployWithData is an implementation of public 3-argument deploy method.
// It's run under VM protections, so it's OK for it to panic instead of returning errors.
func (m *Management) deployWithData(ic *interop.Context, args []stackitem.Item) stackitem.Item {
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neff, manif, err := m.getNefAndManifestFromItems(ic, args, true)
if err != nil {
panic(err)
}
if neff == nil {
panic(errors.New("no valid NEF provided"))
}
if manif == nil {
panic(errors.New("no valid manifest provided"))
}
if ic.Tx == nil {
panic(errors.New("no transaction provided"))
}
newcontract, err := m.Deploy(ic.DAO, ic.Tx.Sender(), neff, manif)
if err != nil {
panic(err)
}
m.callDeploy(ic, newcontract, args[2], false)
m.emitNotification(ic, contractDeployNotificationName, newcontract.Hash)
return contractToStack(newcontract)
}
func (m *Management) markUpdated(h util.Uint160) {
m.mtx.Lock()
// Just set it to nil, to refresh cache in `PostPersist`.
m.contracts[h] = nil
m.mtx.Unlock()
}
// Deploy creates contract's hash/ID and saves new contract into the given DAO.
// It doesn't run _deploy method and doesn't emit notification.
func (m *Management) Deploy(d dao.DAO, sender util.Uint160, neff *nef.File, manif *manifest.Manifest) (*state.Contract, error) {
h := state.CreateContractHash(sender, neff.Checksum, manif.Name)
key := makeContractKey(h)
si := d.GetStorageItem(m.ID, key)
if si != nil {
return nil, errors.New("contract already exists")
}
id, err := m.getNextContractID(d)
if err != nil {
return nil, err
}
err = manif.IsValid(h)
if err != nil {
return nil, fmt.Errorf("invalid manifest: %w", err)
}
err = checkScriptAndMethods(neff.Script, manif.ABI.Methods)
if err != nil {
return nil, err
}
newcontract := &state.Contract{
ContractBase: state.ContractBase{
ID: id,
Hash: h,
NEF: *neff,
Manifest: *manif,
},
}
err = m.PutContractState(d, newcontract)
if err != nil {
return nil, err
}
m.markUpdated(newcontract.Hash)
return newcontract, nil
}
func (m *Management) update(ic *interop.Context, args []stackitem.Item) stackitem.Item {
return m.updateWithData(ic, append(args, stackitem.Null{}))
}
// update is an implementation of public update method, it's run under
// VM protections, so it's OK for it to panic instead of returning errors.
func (m *Management) updateWithData(ic *interop.Context, args []stackitem.Item) stackitem.Item {
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neff, manif, err := m.getNefAndManifestFromItems(ic, args, false)
if err != nil {
panic(err)
}
if neff == nil && manif == nil {
panic(errors.New("both NEF and manifest are nil"))
}
contract, err := m.Update(ic.DAO, ic.VM.GetCallingScriptHash(), neff, manif)
if err != nil {
panic(err)
}
m.callDeploy(ic, contract, args[2], true)
m.emitNotification(ic, contractUpdateNotificationName, contract.Hash)
return stackitem.Null{}
}
// Update updates contract's script and/or manifest in the given DAO.
// It doesn't run _deploy method and doesn't emit notification.
func (m *Management) Update(d dao.DAO, hash util.Uint160, neff *nef.File, manif *manifest.Manifest) (*state.Contract, error) {
native: copy contract on update It can be a pointer to cached data: 2021-07-07T20:05:24.8508647Z ================== 2021-07-07T20:05:24.8509294Z WARNING: DATA RACE 2021-07-07T20:05:24.8510243Z Write at 0x00c000142cc8 by goroutine 51: 2021-07-07T20:05:24.8511350Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).Update() 2021-07-07T20:05:24.8529622Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:335 +0x70a 2021-07-07T20:05:24.8531266Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).updateWithData() 2021-07-07T20:05:24.8532544Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:316 +0x1e9 2021-07-07T20:05:24.8533726Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).update() 2021-07-07T20:05:24.8534928Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:303 +0x111 2021-07-07T20:05:24.8536123Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).update-fm() 2021-07-07T20:05:24.8537389Z 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github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleHTTPRequest() 2021-07-07T20:05:24.8562976Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:309 +0xf9b 2021-07-07T20:05:24.8564208Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleHTTPRequest-fm() 2021-07-07T20:05:24.8565523Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:257 +0x64 2021-07-07T20:05:24.8566348Z net/http.HandlerFunc.ServeHTTP() 2021-07-07T20:05:24.8567290Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:2042 +0x51 2021-07-07T20:05:24.8568185Z net/http.serverHandler.ServeHTTP() 2021-07-07T20:05:24.8569130Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:2843 +0xca 2021-07-07T20:05:24.8569861Z net/http.(*conn).serve() 2021-07-07T20:05:24.8570634Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:1925 +0x84c 2021-07-07T20:05:24.8571139Z 2021-07-07T20:05:24.8571639Z Previous read at 0x00c000142cc8 by goroutine 41: 2021-07-07T20:05:24.8572892Z github.com/nspcc-dev/neo-go/pkg/core/interop/contract.callExFromNative() 2021-07-07T20:05:24.8574265Z /home/runner/work/neo-go/neo-go/pkg/core/interop/contract/call.go:101 +0x2d4 2021-07-07T20:05:24.8575581Z github.com/nspcc-dev/neo-go/pkg/core/interop/contract.callInternal() 2021-07-07T20:05:24.8576951Z /home/runner/work/neo-go/neo-go/pkg/core/interop/contract/call.go:85 +0x1f5 2021-07-07T20:05:24.8578094Z github.com/nspcc-dev/neo-go/pkg/core/interop/contract.Call() 2021-07-07T20:05:24.8579306Z /home/runner/work/neo-go/neo-go/pkg/core/interop/contract/call.go:69 +0x804 2021-07-07T20:05:24.8580514Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler() 2021-07-07T20:05:24.8581755Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:262 +0x216 2021-07-07T20:05:24.8582907Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler-fm() 2021-07-07T20:05:24.8584300Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:250 +0x53 2021-07-07T20:05:24.8585422Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).execute() 2021-07-07T20:05:24.8586403Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:1312 +0xb2d5 2021-07-07T20:05:24.8590451Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Step() 2021-07-07T20:05:24.8591549Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:416 +0x1f2 2021-07-07T20:05:24.8592466Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Run() 2021-07-07T20:05:24.8593550Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:393 +0x195 2021-07-07T20:05:24.8594531Z github.com/nspcc-dev/neo-go/pkg/core.(*Blockchain).storeBlock() 2021-07-07T20:05:24.8595708Z /home/runner/work/neo-go/neo-go/pkg/core/blockchain.go:717 +0x1694 2021-07-07T20:05:24.8596793Z github.com/nspcc-dev/neo-go/pkg/core.(*Blockchain).AddBlock() 2021-07-07T20:05:24.8598142Z /home/runner/work/neo-go/neo-go/pkg/core/blockchain.go:579 +0x544 2021-07-07T20:05:24.8599419Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).processBlock() 2021-07-07T20:05:24.8601093Z 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2021-07-07T20:05:24.8613257Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/dbft.go:188 +0x68c 2021-07-07T20:05:24.8614499Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).eventLoop() 2021-07-07T20:05:24.8615712Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:274 +0x17ed 2021-07-07T20:05:24.8616284Z 2021-07-07T20:05:24.8616757Z Goroutine 51 (running) created at: 2021-07-07T20:05:24.8617367Z net/http.(*Server).Serve() 2021-07-07T20:05:24.8618159Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:2969 +0x5d3 2021-07-07T20:05:24.8619253Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).Start.func2() 2021-07-07T20:05:24.8620437Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:224 +0x85 2021-07-07T20:05:24.8620936Z 2021-07-07T20:05:24.8621405Z Goroutine 41 (running) created at: 2021-07-07T20:05:24.8622393Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).Start() 2021-07-07T20:05:24.8623562Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:250 +0x17c 2021-07-07T20:05:24.8624682Z github.com/nspcc-dev/neo-go/pkg/network.(*Server).tryStartServices() 2021-07-07T20:05:24.8626078Z /home/runner/work/neo-go/neo-go/pkg/network/server.go:445 +0x2e1 2021-07-07T20:05:24.8627226Z github.com/nspcc-dev/neo-go/pkg/network.(*Server).Start() 2021-07-07T20:05:24.8628333Z /home/runner/work/neo-go/neo-go/pkg/network/server.go:268 +0x2af 2021-07-07T20:05:24.8628973Z ==================
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var contract state.Contract
oldcontract, err := m.GetContract(d, hash)
if err != nil {
return nil, errors.New("contract doesn't exist")
}
native: copy contract on update It can be a pointer to cached data: 2021-07-07T20:05:24.8508647Z ================== 2021-07-07T20:05:24.8509294Z WARNING: DATA RACE 2021-07-07T20:05:24.8510243Z Write at 0x00c000142cc8 by goroutine 51: 2021-07-07T20:05:24.8511350Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).Update() 2021-07-07T20:05:24.8529622Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:335 +0x70a 2021-07-07T20:05:24.8531266Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).updateWithData() 2021-07-07T20:05:24.8532544Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:316 +0x1e9 2021-07-07T20:05:24.8533726Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).update() 2021-07-07T20:05:24.8534928Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:303 +0x111 2021-07-07T20:05:24.8536123Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).update-fm() 2021-07-07T20:05:24.8537389Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:302 +0x34 2021-07-07T20:05:24.8538462Z github.com/nspcc-dev/neo-go/pkg/core/native.Call() 2021-07-07T20:05:24.8539565Z /home/runner/work/neo-go/neo-go/pkg/core/native/interop.go:54 +0x90c 2021-07-07T20:05:24.8540751Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler() 2021-07-07T20:05:24.8542177Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:262 +0x216 2021-07-07T20:05:24.8543328Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler-fm() 2021-07-07T20:05:24.8544586Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:250 +0x53 2021-07-07T20:05:24.8545648Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).execute() 2021-07-07T20:05:24.8546635Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:1312 +0xb2d5 2021-07-07T20:05:24.8547632Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Step() 2021-07-07T20:05:24.8548640Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:416 +0x1f2 2021-07-07T20:05:24.8549836Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Run() 2021-07-07T20:05:24.8550852Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:393 +0x195 2021-07-07T20:05:24.8551989Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).runScriptInVM() 2021-07-07T20:05:24.8553174Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:1326 +0x7eb 2021-07-07T20:05:24.8554345Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).invokeFunction() 2021-07-07T20:05:24.8555560Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:1219 +0x50c 2021-07-07T20:05:24.8556616Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleIn() 2021-07-07T20:05:24.8557823Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:345 +0xecb 2021-07-07T20:05:24.8558987Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleRequest() 2021-07-07T20:05:24.8560356Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:315 +0x364 2021-07-07T20:05:24.8561599Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleHTTPRequest() 2021-07-07T20:05:24.8562976Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:309 +0xf9b 2021-07-07T20:05:24.8564208Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleHTTPRequest-fm() 2021-07-07T20:05:24.8565523Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:257 +0x64 2021-07-07T20:05:24.8566348Z net/http.HandlerFunc.ServeHTTP() 2021-07-07T20:05:24.8567290Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:2042 +0x51 2021-07-07T20:05:24.8568185Z net/http.serverHandler.ServeHTTP() 2021-07-07T20:05:24.8569130Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:2843 +0xca 2021-07-07T20:05:24.8569861Z net/http.(*conn).serve() 2021-07-07T20:05:24.8570634Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:1925 +0x84c 2021-07-07T20:05:24.8571139Z 2021-07-07T20:05:24.8571639Z Previous read at 0x00c000142cc8 by goroutine 41: 2021-07-07T20:05:24.8572892Z github.com/nspcc-dev/neo-go/pkg/core/interop/contract.callExFromNative() 2021-07-07T20:05:24.8574265Z /home/runner/work/neo-go/neo-go/pkg/core/interop/contract/call.go:101 +0x2d4 2021-07-07T20:05:24.8575581Z github.com/nspcc-dev/neo-go/pkg/core/interop/contract.callInternal() 2021-07-07T20:05:24.8576951Z /home/runner/work/neo-go/neo-go/pkg/core/interop/contract/call.go:85 +0x1f5 2021-07-07T20:05:24.8578094Z github.com/nspcc-dev/neo-go/pkg/core/interop/contract.Call() 2021-07-07T20:05:24.8579306Z /home/runner/work/neo-go/neo-go/pkg/core/interop/contract/call.go:69 +0x804 2021-07-07T20:05:24.8580514Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler() 2021-07-07T20:05:24.8581755Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:262 +0x216 2021-07-07T20:05:24.8582907Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler-fm() 2021-07-07T20:05:24.8584300Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:250 +0x53 2021-07-07T20:05:24.8585422Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).execute() 2021-07-07T20:05:24.8586403Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:1312 +0xb2d5 2021-07-07T20:05:24.8590451Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Step() 2021-07-07T20:05:24.8591549Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:416 +0x1f2 2021-07-07T20:05:24.8592466Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Run() 2021-07-07T20:05:24.8593550Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:393 +0x195 2021-07-07T20:05:24.8594531Z github.com/nspcc-dev/neo-go/pkg/core.(*Blockchain).storeBlock() 2021-07-07T20:05:24.8595708Z /home/runner/work/neo-go/neo-go/pkg/core/blockchain.go:717 +0x1694 2021-07-07T20:05:24.8596793Z github.com/nspcc-dev/neo-go/pkg/core.(*Blockchain).AddBlock() 2021-07-07T20:05:24.8598142Z /home/runner/work/neo-go/neo-go/pkg/core/blockchain.go:579 +0x544 2021-07-07T20:05:24.8599419Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).processBlock() 2021-07-07T20:05:24.8601093Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:521 +0x141 2021-07-07T20:05:24.8602485Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).processBlock-fm() 2021-07-07T20:05:24.8603809Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:517 +0x55 2021-07-07T20:05:24.8604910Z github.com/nspcc-dev/dbft.(*DBFT).checkCommit() 2021-07-07T20:05:24.8606098Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/check.go:73 +0xd8a 2021-07-07T20:05:24.8607235Z github.com/nspcc-dev/dbft.(*DBFT).checkPrepare() 2021-07-07T20:05:24.8608551Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/check.go:36 +0x677 2021-07-07T20:05:24.8609681Z github.com/nspcc-dev/dbft.(*DBFT).sendPrepareRequest() 2021-07-07T20:05:24.8611016Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/send.go:42 +0x47c 2021-07-07T20:05:24.8612107Z github.com/nspcc-dev/dbft.(*DBFT).OnTimeout() 2021-07-07T20:05:24.8613257Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/dbft.go:188 +0x68c 2021-07-07T20:05:24.8614499Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).eventLoop() 2021-07-07T20:05:24.8615712Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:274 +0x17ed 2021-07-07T20:05:24.8616284Z 2021-07-07T20:05:24.8616757Z Goroutine 51 (running) created at: 2021-07-07T20:05:24.8617367Z net/http.(*Server).Serve() 2021-07-07T20:05:24.8618159Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:2969 +0x5d3 2021-07-07T20:05:24.8619253Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).Start.func2() 2021-07-07T20:05:24.8620437Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:224 +0x85 2021-07-07T20:05:24.8620936Z 2021-07-07T20:05:24.8621405Z Goroutine 41 (running) created at: 2021-07-07T20:05:24.8622393Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).Start() 2021-07-07T20:05:24.8623562Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:250 +0x17c 2021-07-07T20:05:24.8624682Z github.com/nspcc-dev/neo-go/pkg/network.(*Server).tryStartServices() 2021-07-07T20:05:24.8626078Z /home/runner/work/neo-go/neo-go/pkg/network/server.go:445 +0x2e1 2021-07-07T20:05:24.8627226Z github.com/nspcc-dev/neo-go/pkg/network.(*Server).Start() 2021-07-07T20:05:24.8628333Z /home/runner/work/neo-go/neo-go/pkg/network/server.go:268 +0x2af 2021-07-07T20:05:24.8628973Z ==================
2021-07-07 20:17:18 +00:00
contract = *oldcontract // Make a copy, don't ruin (potentially) cached contract.
// if NEF was provided, update the contract script
if neff != nil {
m.markUpdated(hash)
contract.NEF = *neff
}
// if manifest was provided, update the contract manifest
if manif != nil {
if manif.Name != contract.Manifest.Name {
return nil, errors.New("contract name can't be changed")
}
err = manif.IsValid(contract.Hash)
if err != nil {
return nil, fmt.Errorf("invalid manifest: %w", err)
}
m.markUpdated(hash)
contract.Manifest = *manif
}
err = checkScriptAndMethods(contract.NEF.Script, contract.Manifest.ABI.Methods)
if err != nil {
return nil, err
}
contract.UpdateCounter++
native: copy contract on update It can be a pointer to cached data: 2021-07-07T20:05:24.8508647Z ================== 2021-07-07T20:05:24.8509294Z WARNING: DATA RACE 2021-07-07T20:05:24.8510243Z Write at 0x00c000142cc8 by goroutine 51: 2021-07-07T20:05:24.8511350Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).Update() 2021-07-07T20:05:24.8529622Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:335 +0x70a 2021-07-07T20:05:24.8531266Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).updateWithData() 2021-07-07T20:05:24.8532544Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:316 +0x1e9 2021-07-07T20:05:24.8533726Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).update() 2021-07-07T20:05:24.8534928Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:303 +0x111 2021-07-07T20:05:24.8536123Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).update-fm() 2021-07-07T20:05:24.8537389Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:302 +0x34 2021-07-07T20:05:24.8538462Z github.com/nspcc-dev/neo-go/pkg/core/native.Call() 2021-07-07T20:05:24.8539565Z /home/runner/work/neo-go/neo-go/pkg/core/native/interop.go:54 +0x90c 2021-07-07T20:05:24.8540751Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler() 2021-07-07T20:05:24.8542177Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:262 +0x216 2021-07-07T20:05:24.8543328Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler-fm() 2021-07-07T20:05:24.8544586Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:250 +0x53 2021-07-07T20:05:24.8545648Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).execute() 2021-07-07T20:05:24.8546635Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:1312 +0xb2d5 2021-07-07T20:05:24.8547632Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Step() 2021-07-07T20:05:24.8548640Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:416 +0x1f2 2021-07-07T20:05:24.8549836Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Run() 2021-07-07T20:05:24.8550852Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:393 +0x195 2021-07-07T20:05:24.8551989Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).runScriptInVM() 2021-07-07T20:05:24.8553174Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:1326 +0x7eb 2021-07-07T20:05:24.8554345Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).invokeFunction() 2021-07-07T20:05:24.8555560Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:1219 +0x50c 2021-07-07T20:05:24.8556616Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleIn() 2021-07-07T20:05:24.8557823Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:345 +0xecb 2021-07-07T20:05:24.8558987Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleRequest() 2021-07-07T20:05:24.8560356Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:315 +0x364 2021-07-07T20:05:24.8561599Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleHTTPRequest() 2021-07-07T20:05:24.8562976Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:309 +0xf9b 2021-07-07T20:05:24.8564208Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleHTTPRequest-fm() 2021-07-07T20:05:24.8565523Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:257 +0x64 2021-07-07T20:05:24.8566348Z net/http.HandlerFunc.ServeHTTP() 2021-07-07T20:05:24.8567290Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:2042 +0x51 2021-07-07T20:05:24.8568185Z net/http.serverHandler.ServeHTTP() 2021-07-07T20:05:24.8569130Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:2843 +0xca 2021-07-07T20:05:24.8569861Z net/http.(*conn).serve() 2021-07-07T20:05:24.8570634Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:1925 +0x84c 2021-07-07T20:05:24.8571139Z 2021-07-07T20:05:24.8571639Z Previous read at 0x00c000142cc8 by goroutine 41: 2021-07-07T20:05:24.8572892Z github.com/nspcc-dev/neo-go/pkg/core/interop/contract.callExFromNative() 2021-07-07T20:05:24.8574265Z /home/runner/work/neo-go/neo-go/pkg/core/interop/contract/call.go:101 +0x2d4 2021-07-07T20:05:24.8575581Z github.com/nspcc-dev/neo-go/pkg/core/interop/contract.callInternal() 2021-07-07T20:05:24.8576951Z /home/runner/work/neo-go/neo-go/pkg/core/interop/contract/call.go:85 +0x1f5 2021-07-07T20:05:24.8578094Z github.com/nspcc-dev/neo-go/pkg/core/interop/contract.Call() 2021-07-07T20:05:24.8579306Z /home/runner/work/neo-go/neo-go/pkg/core/interop/contract/call.go:69 +0x804 2021-07-07T20:05:24.8580514Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler() 2021-07-07T20:05:24.8581755Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:262 +0x216 2021-07-07T20:05:24.8582907Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler-fm() 2021-07-07T20:05:24.8584300Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:250 +0x53 2021-07-07T20:05:24.8585422Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).execute() 2021-07-07T20:05:24.8586403Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:1312 +0xb2d5 2021-07-07T20:05:24.8590451Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Step() 2021-07-07T20:05:24.8591549Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:416 +0x1f2 2021-07-07T20:05:24.8592466Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Run() 2021-07-07T20:05:24.8593550Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:393 +0x195 2021-07-07T20:05:24.8594531Z github.com/nspcc-dev/neo-go/pkg/core.(*Blockchain).storeBlock() 2021-07-07T20:05:24.8595708Z /home/runner/work/neo-go/neo-go/pkg/core/blockchain.go:717 +0x1694 2021-07-07T20:05:24.8596793Z github.com/nspcc-dev/neo-go/pkg/core.(*Blockchain).AddBlock() 2021-07-07T20:05:24.8598142Z /home/runner/work/neo-go/neo-go/pkg/core/blockchain.go:579 +0x544 2021-07-07T20:05:24.8599419Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).processBlock() 2021-07-07T20:05:24.8601093Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:521 +0x141 2021-07-07T20:05:24.8602485Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).processBlock-fm() 2021-07-07T20:05:24.8603809Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:517 +0x55 2021-07-07T20:05:24.8604910Z github.com/nspcc-dev/dbft.(*DBFT).checkCommit() 2021-07-07T20:05:24.8606098Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/check.go:73 +0xd8a 2021-07-07T20:05:24.8607235Z github.com/nspcc-dev/dbft.(*DBFT).checkPrepare() 2021-07-07T20:05:24.8608551Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/check.go:36 +0x677 2021-07-07T20:05:24.8609681Z github.com/nspcc-dev/dbft.(*DBFT).sendPrepareRequest() 2021-07-07T20:05:24.8611016Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/send.go:42 +0x47c 2021-07-07T20:05:24.8612107Z github.com/nspcc-dev/dbft.(*DBFT).OnTimeout() 2021-07-07T20:05:24.8613257Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/dbft.go:188 +0x68c 2021-07-07T20:05:24.8614499Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).eventLoop() 2021-07-07T20:05:24.8615712Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:274 +0x17ed 2021-07-07T20:05:24.8616284Z 2021-07-07T20:05:24.8616757Z Goroutine 51 (running) created at: 2021-07-07T20:05:24.8617367Z net/http.(*Server).Serve() 2021-07-07T20:05:24.8618159Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:2969 +0x5d3 2021-07-07T20:05:24.8619253Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).Start.func2() 2021-07-07T20:05:24.8620437Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:224 +0x85 2021-07-07T20:05:24.8620936Z 2021-07-07T20:05:24.8621405Z Goroutine 41 (running) created at: 2021-07-07T20:05:24.8622393Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).Start() 2021-07-07T20:05:24.8623562Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:250 +0x17c 2021-07-07T20:05:24.8624682Z github.com/nspcc-dev/neo-go/pkg/network.(*Server).tryStartServices() 2021-07-07T20:05:24.8626078Z /home/runner/work/neo-go/neo-go/pkg/network/server.go:445 +0x2e1 2021-07-07T20:05:24.8627226Z github.com/nspcc-dev/neo-go/pkg/network.(*Server).Start() 2021-07-07T20:05:24.8628333Z /home/runner/work/neo-go/neo-go/pkg/network/server.go:268 +0x2af 2021-07-07T20:05:24.8628973Z ==================
2021-07-07 20:17:18 +00:00
err = m.PutContractState(d, &contract)
if err != nil {
return nil, err
}
native: copy contract on update It can be a pointer to cached data: 2021-07-07T20:05:24.8508647Z ================== 2021-07-07T20:05:24.8509294Z WARNING: DATA RACE 2021-07-07T20:05:24.8510243Z Write at 0x00c000142cc8 by goroutine 51: 2021-07-07T20:05:24.8511350Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).Update() 2021-07-07T20:05:24.8529622Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:335 +0x70a 2021-07-07T20:05:24.8531266Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).updateWithData() 2021-07-07T20:05:24.8532544Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:316 +0x1e9 2021-07-07T20:05:24.8533726Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).update() 2021-07-07T20:05:24.8534928Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:303 +0x111 2021-07-07T20:05:24.8536123Z github.com/nspcc-dev/neo-go/pkg/core/native.(*Management).update-fm() 2021-07-07T20:05:24.8537389Z /home/runner/work/neo-go/neo-go/pkg/core/native/management.go:302 +0x34 2021-07-07T20:05:24.8538462Z github.com/nspcc-dev/neo-go/pkg/core/native.Call() 2021-07-07T20:05:24.8539565Z /home/runner/work/neo-go/neo-go/pkg/core/native/interop.go:54 +0x90c 2021-07-07T20:05:24.8540751Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler() 2021-07-07T20:05:24.8542177Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:262 +0x216 2021-07-07T20:05:24.8543328Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler-fm() 2021-07-07T20:05:24.8544586Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:250 +0x53 2021-07-07T20:05:24.8545648Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).execute() 2021-07-07T20:05:24.8546635Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:1312 +0xb2d5 2021-07-07T20:05:24.8547632Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Step() 2021-07-07T20:05:24.8548640Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:416 +0x1f2 2021-07-07T20:05:24.8549836Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Run() 2021-07-07T20:05:24.8550852Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:393 +0x195 2021-07-07T20:05:24.8551989Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).runScriptInVM() 2021-07-07T20:05:24.8553174Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:1326 +0x7eb 2021-07-07T20:05:24.8554345Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).invokeFunction() 2021-07-07T20:05:24.8555560Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:1219 +0x50c 2021-07-07T20:05:24.8556616Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleIn() 2021-07-07T20:05:24.8557823Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:345 +0xecb 2021-07-07T20:05:24.8558987Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleRequest() 2021-07-07T20:05:24.8560356Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:315 +0x364 2021-07-07T20:05:24.8561599Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleHTTPRequest() 2021-07-07T20:05:24.8562976Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:309 +0xf9b 2021-07-07T20:05:24.8564208Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).handleHTTPRequest-fm() 2021-07-07T20:05:24.8565523Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:257 +0x64 2021-07-07T20:05:24.8566348Z net/http.HandlerFunc.ServeHTTP() 2021-07-07T20:05:24.8567290Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:2042 +0x51 2021-07-07T20:05:24.8568185Z net/http.serverHandler.ServeHTTP() 2021-07-07T20:05:24.8569130Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:2843 +0xca 2021-07-07T20:05:24.8569861Z net/http.(*conn).serve() 2021-07-07T20:05:24.8570634Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:1925 +0x84c 2021-07-07T20:05:24.8571139Z 2021-07-07T20:05:24.8571639Z Previous read at 0x00c000142cc8 by goroutine 41: 2021-07-07T20:05:24.8572892Z github.com/nspcc-dev/neo-go/pkg/core/interop/contract.callExFromNative() 2021-07-07T20:05:24.8574265Z /home/runner/work/neo-go/neo-go/pkg/core/interop/contract/call.go:101 +0x2d4 2021-07-07T20:05:24.8575581Z github.com/nspcc-dev/neo-go/pkg/core/interop/contract.callInternal() 2021-07-07T20:05:24.8576951Z /home/runner/work/neo-go/neo-go/pkg/core/interop/contract/call.go:85 +0x1f5 2021-07-07T20:05:24.8578094Z github.com/nspcc-dev/neo-go/pkg/core/interop/contract.Call() 2021-07-07T20:05:24.8579306Z /home/runner/work/neo-go/neo-go/pkg/core/interop/contract/call.go:69 +0x804 2021-07-07T20:05:24.8580514Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler() 2021-07-07T20:05:24.8581755Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:262 +0x216 2021-07-07T20:05:24.8582907Z github.com/nspcc-dev/neo-go/pkg/core/interop.(*Context).SyscallHandler-fm() 2021-07-07T20:05:24.8584300Z /home/runner/work/neo-go/neo-go/pkg/core/interop/context.go:250 +0x53 2021-07-07T20:05:24.8585422Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).execute() 2021-07-07T20:05:24.8586403Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:1312 +0xb2d5 2021-07-07T20:05:24.8590451Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Step() 2021-07-07T20:05:24.8591549Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:416 +0x1f2 2021-07-07T20:05:24.8592466Z github.com/nspcc-dev/neo-go/pkg/vm.(*VM).Run() 2021-07-07T20:05:24.8593550Z /home/runner/work/neo-go/neo-go/pkg/vm/vm.go:393 +0x195 2021-07-07T20:05:24.8594531Z github.com/nspcc-dev/neo-go/pkg/core.(*Blockchain).storeBlock() 2021-07-07T20:05:24.8595708Z /home/runner/work/neo-go/neo-go/pkg/core/blockchain.go:717 +0x1694 2021-07-07T20:05:24.8596793Z github.com/nspcc-dev/neo-go/pkg/core.(*Blockchain).AddBlock() 2021-07-07T20:05:24.8598142Z /home/runner/work/neo-go/neo-go/pkg/core/blockchain.go:579 +0x544 2021-07-07T20:05:24.8599419Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).processBlock() 2021-07-07T20:05:24.8601093Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:521 +0x141 2021-07-07T20:05:24.8602485Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).processBlock-fm() 2021-07-07T20:05:24.8603809Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:517 +0x55 2021-07-07T20:05:24.8604910Z github.com/nspcc-dev/dbft.(*DBFT).checkCommit() 2021-07-07T20:05:24.8606098Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/check.go:73 +0xd8a 2021-07-07T20:05:24.8607235Z github.com/nspcc-dev/dbft.(*DBFT).checkPrepare() 2021-07-07T20:05:24.8608551Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/check.go:36 +0x677 2021-07-07T20:05:24.8609681Z github.com/nspcc-dev/dbft.(*DBFT).sendPrepareRequest() 2021-07-07T20:05:24.8611016Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/send.go:42 +0x47c 2021-07-07T20:05:24.8612107Z github.com/nspcc-dev/dbft.(*DBFT).OnTimeout() 2021-07-07T20:05:24.8613257Z /home/runner/go/pkg/mod/github.com/nspcc-dev/dbft@v0.0.0-20210302103605-cc75991b7cfb/dbft.go:188 +0x68c 2021-07-07T20:05:24.8614499Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).eventLoop() 2021-07-07T20:05:24.8615712Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:274 +0x17ed 2021-07-07T20:05:24.8616284Z 2021-07-07T20:05:24.8616757Z Goroutine 51 (running) created at: 2021-07-07T20:05:24.8617367Z net/http.(*Server).Serve() 2021-07-07T20:05:24.8618159Z /opt/hostedtoolcache/go/1.15.13/x64/src/net/http/server.go:2969 +0x5d3 2021-07-07T20:05:24.8619253Z github.com/nspcc-dev/neo-go/pkg/rpc/server.(*Server).Start.func2() 2021-07-07T20:05:24.8620437Z /home/runner/work/neo-go/neo-go/pkg/rpc/server/server.go:224 +0x85 2021-07-07T20:05:24.8620936Z 2021-07-07T20:05:24.8621405Z Goroutine 41 (running) created at: 2021-07-07T20:05:24.8622393Z github.com/nspcc-dev/neo-go/pkg/consensus.(*service).Start() 2021-07-07T20:05:24.8623562Z /home/runner/work/neo-go/neo-go/pkg/consensus/consensus.go:250 +0x17c 2021-07-07T20:05:24.8624682Z github.com/nspcc-dev/neo-go/pkg/network.(*Server).tryStartServices() 2021-07-07T20:05:24.8626078Z /home/runner/work/neo-go/neo-go/pkg/network/server.go:445 +0x2e1 2021-07-07T20:05:24.8627226Z github.com/nspcc-dev/neo-go/pkg/network.(*Server).Start() 2021-07-07T20:05:24.8628333Z /home/runner/work/neo-go/neo-go/pkg/network/server.go:268 +0x2af 2021-07-07T20:05:24.8628973Z ==================
2021-07-07 20:17:18 +00:00
return &contract, nil
}
// destroy is an implementation of destroy update method, it's run under
// VM protections, so it's OK for it to panic instead of returning errors.
func (m *Management) destroy(ic *interop.Context, sis []stackitem.Item) stackitem.Item {
hash := ic.VM.GetCallingScriptHash()
err := m.Destroy(ic.DAO, hash)
if err != nil {
panic(err)
}
m.emitNotification(ic, contractDestroyNotificationName, hash)
return stackitem.Null{}
}
// Destroy drops given contract from DAO along with its storage. It doesn't emit notification.
func (m *Management) Destroy(d dao.DAO, hash util.Uint160) error {
contract, err := m.GetContract(d, hash)
if err != nil {
return err
}
key := makeContractKey(hash)
err = d.DeleteStorageItem(m.ID, key)
if err != nil {
return err
}
err = d.DeleteContractID(contract.ID)
if err != nil {
return err
}
siMap, err := d.GetStorageItems(contract.ID)
if err != nil {
return err
}
for k := range siMap {
err := d.DeleteStorageItem(contract.ID, []byte(k))
if err != nil {
return err
}
}
m.markUpdated(hash)
return nil
}
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func (m *Management) getMinimumDeploymentFee(ic *interop.Context, args []stackitem.Item) stackitem.Item {
return stackitem.NewBigInteger(big.NewInt(m.GetMinimumDeploymentFee(ic.DAO)))
}
// GetMinimumDeploymentFee returns the minimum required fee for contract deploy.
func (m *Management) GetMinimumDeploymentFee(dao dao.DAO) int64 {
return getIntWithKey(m.ID, dao, keyMinimumDeploymentFee)
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}
func (m *Management) setMinimumDeploymentFee(ic *interop.Context, args []stackitem.Item) stackitem.Item {
value := toBigInt(args[0])
if value.Sign() < 0 {
panic("MinimumDeploymentFee cannot be negative")
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}
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if !m.NEO.checkCommittee(ic) {
panic("invalid committee signature")
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}
err := ic.DAO.PutStorageItem(m.ID, keyMinimumDeploymentFee, bigint.ToBytes(value))
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if err != nil {
panic(err)
}
return stackitem.Null{}
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}
func (m *Management) callDeploy(ic *interop.Context, cs *state.Contract, data stackitem.Item, isUpdate bool) {
md := cs.Manifest.ABI.GetMethod(manifest.MethodDeploy, 2)
if md != nil {
err := contract.CallFromNative(ic, m.Hash, cs, manifest.MethodDeploy,
[]stackitem.Item{data, stackitem.NewBool(isUpdate)}, false)
if err != nil {
panic(err)
}
}
}
func contractToStack(cs *state.Contract) stackitem.Item {
si, err := cs.ToStackItem()
if err != nil {
panic(fmt.Errorf("contract to stack item: %w", err))
}
return si
}
// Metadata implements Contract interface.
func (m *Management) Metadata() *interop.ContractMD {
return &m.ContractMD
}
// OnPersist implements Contract interface.
func (m *Management) OnPersist(ic *interop.Context) error {
for _, native := range ic.Natives {
md := native.Metadata()
2021-03-11 11:39:51 +00:00
history := md.UpdateHistory
if len(history) == 0 || history[0] != ic.Block.Index {
continue
}
cs := &state.Contract{
ContractBase: md.ContractBase,
}
err := m.PutContractState(ic.DAO, cs)
if err != nil {
return err
}
if err := native.Initialize(ic); err != nil {
return fmt.Errorf("initializing %s native contract: %w", md.Name, err)
}
m.mtx.Lock()
m.contracts[md.Hash] = cs
if md.Manifest.IsStandardSupported(manifest.NEP17StandardName) {
m.nep17[md.Hash] = struct{}{}
}
m.mtx.Unlock()
}
return nil
}
// InitializeCache initializes contract cache with the proper values from storage.
// Cache initialisation should be done apart from Initialize because Initialize is
// called only when deploying native contracts.
func (m *Management) InitializeCache(d dao.DAO) error {
m.mtx.Lock()
defer m.mtx.Unlock()
var initErr error
d.Seek(m.ID, []byte{prefixContract}, func(_, v []byte) {
var cs = new(state.Contract)
initErr = stackitem.DeserializeConvertible(v, cs)
if initErr != nil {
return
}
m.contracts[cs.Hash] = cs
if cs.Manifest.IsStandardSupported(manifest.NEP17StandardName) {
m.nep17[cs.Hash] = struct{}{}
}
})
return initErr
}
// PostPersist implements Contract interface.
func (m *Management) PostPersist(ic *interop.Context) error {
m.mtx.Lock()
for h, cs := range m.contracts {
if cs != nil {
continue
}
newCs, err := m.getContractFromDAO(ic.DAO, h)
if err != nil {
// Contract was destroyed.
delete(m.contracts, h)
delete(m.nep17, h)
continue
}
m.contracts[h] = newCs
if newCs.Manifest.IsStandardSupported(manifest.NEP17StandardName) {
m.nep17[h] = struct{}{}
} else {
delete(m.nep17, h)
}
}
m.mtx.Unlock()
return nil
}
// GetNEP17Contracts returns hashes of all deployed contracts that support NEP17 standard. The list
// is updated every PostPersist, so until PostPersist is called, the result for the previous block
// is returned.
func (m *Management) GetNEP17Contracts() []util.Uint160 {
m.mtx.RLock()
result := make([]util.Uint160, 0, len(m.nep17))
for h := range m.nep17 {
result = append(result, h)
}
m.mtx.RUnlock()
return result
}
// Initialize implements Contract interface.
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func (m *Management) Initialize(ic *interop.Context) error {
if err := setIntWithKey(m.ID, ic.DAO, keyMinimumDeploymentFee, defaultMinimumDeploymentFee); err != nil {
return err
}
return setIntWithKey(m.ID, ic.DAO, keyNextAvailableID, 1)
}
// PutContractState saves given contract state into given DAO.
func (m *Management) PutContractState(d dao.DAO, cs *state.Contract) error {
key := makeContractKey(cs.Hash)
if err := putConvertibleToDAO(m.ID, d, key, cs); err != nil {
return err
}
m.markUpdated(cs.Hash)
if cs.UpdateCounter != 0 { // Update.
return nil
}
return d.PutContractID(cs.ID, cs.Hash)
}
func (m *Management) getNextContractID(d dao.DAO) (int32, error) {
si := d.GetStorageItem(m.ID, keyNextAvailableID)
if si == nil {
return 0, errors.New("nextAvailableID is not initialized")
}
id := bigint.FromBytes(si)
ret := int32(id.Int64())
id.Add(id, intOne)
si = bigint.ToPreallocatedBytes(id, si)
return ret, d.PutStorageItem(m.ID, keyNextAvailableID, si)
}
func (m *Management) emitNotification(ic *interop.Context, name string, hash util.Uint160) {
ne := state.NotificationEvent{
ScriptHash: m.Hash,
Name: name,
Item: stackitem.NewArray([]stackitem.Item{addrToStackItem(&hash)}),
}
ic.Notifications = append(ic.Notifications, ne)
}
func checkScriptAndMethods(script []byte, methods []manifest.Method) error {
l := len(script)
offsets := bitfield.New(l)
for i := range methods {
if methods[i].Offset >= l {
return errors.New("out of bounds method offset")
}
offsets.Set(methods[i].Offset)
}
return vm.IsScriptCorrect(script, offsets)
}