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hyperledger/burrow | vent/service/consumer.go | Health | func (c *Consumer) Health() error {
if c.Closing {
return errors.New("closing service")
}
// check db status
if c.DB == nil {
return errors.New("database disconnected")
}
if err := c.DB.Ping(); err != nil {
return errors.New("database unavailable")
}
// check grpc connection status
if c.GRPCConnection == nil {
return errors.New("grpc disconnected")
}
if grpcState := c.GRPCConnection.GetState(); grpcState != connectivity.Ready {
return errors.New("grpc connection not ready")
}
return nil
} | go | func (c *Consumer) Health() error {
if c.Closing {
return errors.New("closing service")
}
// check db status
if c.DB == nil {
return errors.New("database disconnected")
}
if err := c.DB.Ping(); err != nil {
return errors.New("database unavailable")
}
// check grpc connection status
if c.GRPCConnection == nil {
return errors.New("grpc disconnected")
}
if grpcState := c.GRPCConnection.GetState(); grpcState != connectivity.Ready {
return errors.New("grpc connection not ready")
}
return nil
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/service/consumer.go#L320-L344 | train |
hyperledger/burrow | vent/service/consumer.go | Shutdown | func (c *Consumer) Shutdown() {
c.Log.Info("msg", "Shutting down vent consumer...")
c.Closing = true
c.GRPCConnection.Close()
} | go | func (c *Consumer) Shutdown() {
c.Log.Info("msg", "Shutting down vent consumer...")
c.Closing = true
c.GRPCConnection.Close()
} | [
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hyperledger/burrow | vent/sqlsol/block_data.go | NewBlockData | func NewBlockData(height uint64) *BlockData {
data := types.EventData{
Tables: make(map[string]types.EventDataTable),
BlockHeight: height,
}
return &BlockData{
Data: data,
}
} | go | func NewBlockData(height uint64) *BlockData {
data := types.EventData{
Tables: make(map[string]types.EventDataTable),
BlockHeight: height,
}
return &BlockData{
Data: data,
}
} | [
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hyperledger/burrow | vent/sqlsol/block_data.go | AddRow | func (b *BlockData) AddRow(tableName string, row types.EventDataRow) {
if _, ok := b.Data.Tables[tableName]; !ok {
b.Data.Tables[tableName] = types.EventDataTable{}
}
b.Data.Tables[tableName] = append(b.Data.Tables[tableName], row)
} | go | func (b *BlockData) AddRow(tableName string, row types.EventDataRow) {
if _, ok := b.Data.Tables[tableName]; !ok {
b.Data.Tables[tableName] = types.EventDataTable{}
}
b.Data.Tables[tableName] = append(b.Data.Tables[tableName], row)
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hyperledger/burrow | vent/sqlsol/block_data.go | GetRows | func (b *BlockData) GetRows(tableName string) (types.EventDataTable, error) {
if table, ok := b.Data.Tables[tableName]; ok {
return table, nil
}
return nil, fmt.Errorf("GetRows: tableName does not exists as a table in data structure: %s ", tableName)
} | go | func (b *BlockData) GetRows(tableName string) (types.EventDataTable, error) {
if table, ok := b.Data.Tables[tableName]; ok {
return table, nil
}
return nil, fmt.Errorf("GetRows: tableName does not exists as a table in data structure: %s ", tableName)
} | [
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hyperledger/burrow | vent/sqlsol/block_data.go | PendingRows | func (b *BlockData) PendingRows(height uint64) bool {
hasRows := false
// TODO: understand why the guard on height is needed - what does it prevent?
if b.Data.BlockHeight == height && len(b.Data.Tables) > 0 {
hasRows = true
}
return hasRows
} | go | func (b *BlockData) PendingRows(height uint64) bool {
hasRows := false
// TODO: understand why the guard on height is needed - what does it prevent?
if b.Data.BlockHeight == height && len(b.Data.Tables) > 0 {
hasRows = true
}
return hasRows
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hyperledger/burrow | execution/evm/memory.go | NewDynamicMemory | func NewDynamicMemory(initialCapacity, maximumCapacity uint64, errSink errors.Sink) Memory {
return &dynamicMemory{
slice: make([]byte, initialCapacity),
maximumCapacity: maximumCapacity,
errSink: errSink,
}
} | go | func NewDynamicMemory(initialCapacity, maximumCapacity uint64, errSink errors.Sink) Memory {
return &dynamicMemory{
slice: make([]byte, initialCapacity),
maximumCapacity: maximumCapacity,
errSink: errSink,
}
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] | // Get a new DynamicMemory (note that although we take a maximumCapacity of uint64 we currently
// limit the maximum to int32 at runtime because we are using a single slice which we cannot guarantee
// to be indexable above int32 or all validators | [
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hyperledger/burrow | execution/simulated_call.go | CallSim | func CallSim(reader acmstate.Reader, tip bcm.BlockchainInfo, fromAddress, address crypto.Address, data []byte,
logger *logging.Logger) (*exec.TxExecution, error) {
cache := acmstate.NewCache(reader)
exe := contexts.CallContext{
RunCall: true,
StateWriter: cache,
Blockchain: tip,
Logger: logger,
}
txe := exec.NewTxExecution(txs.Enclose(tip.ChainID(), &payload.CallTx{
Input: &payload.TxInput{
Address: fromAddress,
},
Address: &address,
Data: data,
GasLimit: contexts.GasLimit,
}))
err := exe.Execute(txe, txe.Envelope.Tx.Payload)
if err != nil {
return nil, err
}
return txe, nil
} | go | func CallSim(reader acmstate.Reader, tip bcm.BlockchainInfo, fromAddress, address crypto.Address, data []byte,
logger *logging.Logger) (*exec.TxExecution, error) {
cache := acmstate.NewCache(reader)
exe := contexts.CallContext{
RunCall: true,
StateWriter: cache,
Blockchain: tip,
Logger: logger,
}
txe := exec.NewTxExecution(txs.Enclose(tip.ChainID(), &payload.CallTx{
Input: &payload.TxInput{
Address: fromAddress,
},
Address: &address,
Data: data,
GasLimit: contexts.GasLimit,
}))
err := exe.Execute(txe, txe.Envelope.Tx.Payload)
if err != nil {
return nil, err
}
return txe, nil
} | [
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// Cannot be used to create new contracts | [
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hyperledger/burrow | execution/simulated_call.go | CallCodeSim | func CallCodeSim(reader acmstate.Reader, tip bcm.BlockchainInfo, fromAddress, address crypto.Address, code, data []byte,
logger *logging.Logger) (*exec.TxExecution, error) {
// Attach code to target account (overwriting target)
cache := acmstate.NewCache(reader)
err := cache.UpdateAccount(&acm.Account{
Address: address,
Code: code,
})
if err != nil {
return nil, err
}
return CallSim(cache, tip, fromAddress, address, data, logger)
} | go | func CallCodeSim(reader acmstate.Reader, tip bcm.BlockchainInfo, fromAddress, address crypto.Address, code, data []byte,
logger *logging.Logger) (*exec.TxExecution, error) {
// Attach code to target account (overwriting target)
cache := acmstate.NewCache(reader)
err := cache.UpdateAccount(&acm.Account{
Address: address,
Code: code,
})
if err != nil {
return nil, err
}
return CallSim(cache, tip, fromAddress, address, data, logger)
} | [
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hyperledger/burrow | core/config.go | LoadKeysFromConfig | func (kern *Kernel) LoadKeysFromConfig(conf *keys.KeysConfig) (err error) {
kern.keyStore = keys.NewKeyStore(conf.KeysDirectory, conf.AllowBadFilePermissions)
if conf.RemoteAddress != "" {
kern.keyClient, err = keys.NewRemoteKeyClient(conf.RemoteAddress, kern.Logger)
if err != nil {
return err
}
} else {
kern.keyClient = keys.NewLocalKeyClient(kern.keyStore, kern.Logger)
}
return nil
} | go | func (kern *Kernel) LoadKeysFromConfig(conf *keys.KeysConfig) (err error) {
kern.keyStore = keys.NewKeyStore(conf.KeysDirectory, conf.AllowBadFilePermissions)
if conf.RemoteAddress != "" {
kern.keyClient, err = keys.NewRemoteKeyClient(conf.RemoteAddress, kern.Logger)
if err != nil {
return err
}
} else {
kern.keyClient = keys.NewLocalKeyClient(kern.keyStore, kern.Logger)
}
return nil
} | [
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] | // LoadKeysFromConfig sets the keyClient & keyStore based on the given config | [
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"based",
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/core/config.go#L23-L34 | train |
hyperledger/burrow | core/config.go | LoadLoggerFromConfig | func (kern *Kernel) LoadLoggerFromConfig(conf *logconfig.LoggingConfig) error {
logger, err := lifecycle.NewLoggerFromLoggingConfig(conf)
kern.SetLogger(logger)
return err
} | go | func (kern *Kernel) LoadLoggerFromConfig(conf *logconfig.LoggingConfig) error {
logger, err := lifecycle.NewLoggerFromLoggingConfig(conf)
kern.SetLogger(logger)
return err
} | [
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hyperledger/burrow | core/config.go | LoadExecutionOptionsFromConfig | func (kern *Kernel) LoadExecutionOptionsFromConfig(conf *execution.ExecutionConfig) error {
if conf != nil {
exeOptions, err := conf.ExecutionOptions()
if err != nil {
return err
}
kern.exeOptions = exeOptions
kern.timeoutFactor = conf.TimeoutFactor
}
return nil
} | go | func (kern *Kernel) LoadExecutionOptionsFromConfig(conf *execution.ExecutionConfig) error {
if conf != nil {
exeOptions, err := conf.ExecutionOptions()
if err != nil {
return err
}
kern.exeOptions = exeOptions
kern.timeoutFactor = conf.TimeoutFactor
}
return nil
} | [
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hyperledger/burrow | core/config.go | LoadTendermintFromConfig | func (kern *Kernel) LoadTendermintFromConfig(conf *config.BurrowConfig, privVal tmTypes.PrivValidator) (err error) {
if conf.Tendermint == nil || !conf.Tendermint.Enabled {
return nil
}
authorizedPeersProvider := conf.Tendermint.DefaultAuthorizedPeersProvider()
kern.database.Stats()
kern.info = fmt.Sprintf("Burrow_%s_%s_ValidatorID:%X", project.History.CurrentVersion().String(),
kern.Blockchain.ChainID(), privVal.GetPubKey().Address())
app := abci.NewApp(kern.info, kern.Blockchain, kern.State, kern.checker, kern.committer, kern.txCodec,
authorizedPeersProvider, kern.Panic, kern.Logger)
// We could use this to provide/register our own metrics (though this will register them with us). Unfortunately
// Tendermint currently ignores the metrics passed unless its own server is turned on.
metricsProvider := node.DefaultMetricsProvider(&tmConfig.InstrumentationConfig{
Prometheus: false,
PrometheusListenAddr: "",
})
genesisDoc := kern.Blockchain.GenesisDoc()
// find node key
var nodeKey *crypto.PrivateKey
for _, v := range genesisDoc.Validators {
thisAddress, err := crypto.AddressFromHexString(privVal.GetPubKey().Address().String())
if err != nil {
break
}
if v.Address == thisAddress && v.NodeAddress != nil {
k, err := kern.keyStore.GetKey("", v.NodeAddress.Bytes())
if err == nil {
nodeKey = &k.PrivateKey
}
break
}
}
tmGenesisDoc := tendermint.DeriveGenesisDoc(&genesisDoc, kern.Blockchain.AppHashAfterLastBlock())
heightValuer := log.Valuer(func() interface{} { return kern.Blockchain.LastBlockHeight() })
tmLogger := kern.Logger.With(structure.CallerKey, log.Caller(LoggingCallerDepth+1)).With("height", heightValuer)
kern.Node, err = tendermint.NewNode(conf.TendermintConfig(), privVal, tmGenesisDoc, app, metricsProvider, nodeKey, tmLogger)
return err
} | go | func (kern *Kernel) LoadTendermintFromConfig(conf *config.BurrowConfig, privVal tmTypes.PrivValidator) (err error) {
if conf.Tendermint == nil || !conf.Tendermint.Enabled {
return nil
}
authorizedPeersProvider := conf.Tendermint.DefaultAuthorizedPeersProvider()
kern.database.Stats()
kern.info = fmt.Sprintf("Burrow_%s_%s_ValidatorID:%X", project.History.CurrentVersion().String(),
kern.Blockchain.ChainID(), privVal.GetPubKey().Address())
app := abci.NewApp(kern.info, kern.Blockchain, kern.State, kern.checker, kern.committer, kern.txCodec,
authorizedPeersProvider, kern.Panic, kern.Logger)
// We could use this to provide/register our own metrics (though this will register them with us). Unfortunately
// Tendermint currently ignores the metrics passed unless its own server is turned on.
metricsProvider := node.DefaultMetricsProvider(&tmConfig.InstrumentationConfig{
Prometheus: false,
PrometheusListenAddr: "",
})
genesisDoc := kern.Blockchain.GenesisDoc()
// find node key
var nodeKey *crypto.PrivateKey
for _, v := range genesisDoc.Validators {
thisAddress, err := crypto.AddressFromHexString(privVal.GetPubKey().Address().String())
if err != nil {
break
}
if v.Address == thisAddress && v.NodeAddress != nil {
k, err := kern.keyStore.GetKey("", v.NodeAddress.Bytes())
if err == nil {
nodeKey = &k.PrivateKey
}
break
}
}
tmGenesisDoc := tendermint.DeriveGenesisDoc(&genesisDoc, kern.Blockchain.AppHashAfterLastBlock())
heightValuer := log.Valuer(func() interface{} { return kern.Blockchain.LastBlockHeight() })
tmLogger := kern.Logger.With(structure.CallerKey, log.Caller(LoggingCallerDepth+1)).With("height", heightValuer)
kern.Node, err = tendermint.NewNode(conf.TendermintConfig(), privVal, tmGenesisDoc, app, metricsProvider, nodeKey, tmLogger)
return err
} | [
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] | // LoadTendermintFromConfig loads our consensus engine into the kernel | [
"LoadTendermintFromConfig",
"loads",
"our",
"consensus",
"engine",
"into",
"the",
"kernel"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/core/config.go#L57-L101 | train |
hyperledger/burrow | core/config.go | LoadKernelFromConfig | func LoadKernelFromConfig(conf *config.BurrowConfig) (*Kernel, error) {
kern, err := NewKernel(conf.BurrowDir)
if err != nil {
return nil, fmt.Errorf("could not create initial kernel: %v", err)
}
if err = kern.LoadLoggerFromConfig(conf.Logging); err != nil {
return nil, fmt.Errorf("could not configure logger: %v", err)
}
err = kern.LoadKeysFromConfig(conf.Keys)
if err != nil {
return nil, fmt.Errorf("could not configure keys: %v", err)
}
err = kern.LoadExecutionOptionsFromConfig(conf.Execution)
if err != nil {
return nil, fmt.Errorf("could not add execution options: %v", err)
}
err = kern.LoadState(conf.GenesisDoc)
if err != nil {
return nil, fmt.Errorf("could not load state: %v", err)
}
if conf.ValidatorAddress == nil {
return nil, fmt.Errorf("ValidatorAddress must be set")
}
privVal, err := kern.PrivValidator(*conf.ValidatorAddress)
if err != nil {
return nil, fmt.Errorf("could not form PrivValidator from ValidatorAddress: %v", err)
}
err = kern.LoadTendermintFromConfig(conf, privVal)
if err != nil {
return nil, fmt.Errorf("could not configure Tendermint: %v", err)
}
kern.AddProcesses(DefaultProcessLaunchers(kern, conf.RPC, conf.Keys)...)
return kern, nil
} | go | func LoadKernelFromConfig(conf *config.BurrowConfig) (*Kernel, error) {
kern, err := NewKernel(conf.BurrowDir)
if err != nil {
return nil, fmt.Errorf("could not create initial kernel: %v", err)
}
if err = kern.LoadLoggerFromConfig(conf.Logging); err != nil {
return nil, fmt.Errorf("could not configure logger: %v", err)
}
err = kern.LoadKeysFromConfig(conf.Keys)
if err != nil {
return nil, fmt.Errorf("could not configure keys: %v", err)
}
err = kern.LoadExecutionOptionsFromConfig(conf.Execution)
if err != nil {
return nil, fmt.Errorf("could not add execution options: %v", err)
}
err = kern.LoadState(conf.GenesisDoc)
if err != nil {
return nil, fmt.Errorf("could not load state: %v", err)
}
if conf.ValidatorAddress == nil {
return nil, fmt.Errorf("ValidatorAddress must be set")
}
privVal, err := kern.PrivValidator(*conf.ValidatorAddress)
if err != nil {
return nil, fmt.Errorf("could not form PrivValidator from ValidatorAddress: %v", err)
}
err = kern.LoadTendermintFromConfig(conf, privVal)
if err != nil {
return nil, fmt.Errorf("could not configure Tendermint: %v", err)
}
kern.AddProcesses(DefaultProcessLaunchers(kern, conf.RPC, conf.Keys)...)
return kern, nil
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/core/config.go#L104-L145 | train |
hyperledger/burrow | binary/integer.go | U256 | func U256(x *big.Int) *big.Int {
// Note that the And operation induces big.Int to hold a positive representation of a negative number
return new(big.Int).And(x, tt256m1)
} | go | func U256(x *big.Int) *big.Int {
// Note that the And operation induces big.Int to hold a positive representation of a negative number
return new(big.Int).And(x, tt256m1)
} | [
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hyperledger/burrow | binary/integer.go | SignExtend | func SignExtend(back uint64, x *big.Int) *big.Int {
// we assume x contains a signed integer of back + 1 bytes width
// most significant bit of the back'th byte,
signBit := back*8 + 7
// single bit set at sign bit position
mask := new(big.Int).Lsh(big1, uint(signBit))
// all bits below sign bit set to 1 all above (including sign bit) set to 0
mask.Sub(mask, big1)
if x.Bit(int(signBit)) == 1 {
// Number represented is negative - set all bits above sign bit (including sign bit)
return x.Or(x, mask.Not(mask))
} else {
// Number represented is positive - clear all bits above sign bit (including sign bit)
return x.And(x, mask)
}
} | go | func SignExtend(back uint64, x *big.Int) *big.Int {
// we assume x contains a signed integer of back + 1 bytes width
// most significant bit of the back'th byte,
signBit := back*8 + 7
// single bit set at sign bit position
mask := new(big.Int).Lsh(big1, uint(signBit))
// all bits below sign bit set to 1 all above (including sign bit) set to 0
mask.Sub(mask, big1)
if x.Bit(int(signBit)) == 1 {
// Number represented is negative - set all bits above sign bit (including sign bit)
return x.Or(x, mask.Not(mask))
} else {
// Number represented is positive - clear all bits above sign bit (including sign bit)
return x.And(x, mask)
}
} | [
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] | // Treats the positive big int x as if it contains an embedded a back + 1 byte signed integer in its least significant
// bits and extends that sign | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/binary/integer.go#L88-L103 | train |
hyperledger/burrow | keys/key_client.go | HealthCheck | func (l *remoteKeyClient) HealthCheck() error {
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
_, err := l.kc.List(ctx, &ListRequest{})
return err
} | go | func (l *remoteKeyClient) HealthCheck() error {
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
_, err := l.kc.List(ctx, &ListRequest{})
return err
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/keys/key_client.go#L177-L182 | train |
hyperledger/burrow | keys/key_client.go | NewRemoteKeyClient | func NewRemoteKeyClient(rpcAddress string, logger *logging.Logger) (KeyClient, error) {
logger = logger.WithScope("RemoteKeyClient")
var opts []grpc.DialOption
opts = append(opts, grpc.WithInsecure())
conn, err := grpc.Dial(rpcAddress, opts...)
if err != nil {
return nil, err
}
kc := NewKeysClient(conn)
return &remoteKeyClient{kc: kc, rpcAddress: rpcAddress, logger: logger}, nil
} | go | func NewRemoteKeyClient(rpcAddress string, logger *logging.Logger) (KeyClient, error) {
logger = logger.WithScope("RemoteKeyClient")
var opts []grpc.DialOption
opts = append(opts, grpc.WithInsecure())
conn, err := grpc.Dial(rpcAddress, opts...)
if err != nil {
return nil, err
}
kc := NewKeysClient(conn)
return &remoteKeyClient{kc: kc, rpcAddress: rpcAddress, logger: logger}, nil
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/keys/key_client.go#L185-L196 | train |
hyperledger/burrow | keys/key_client.go | NewLocalKeyClient | func NewLocalKeyClient(ks *KeyStore, logger *logging.Logger) KeyClient {
logger = logger.WithScope("LocalKeyClient")
return &localKeyClient{ks: ks, logger: logger}
} | go | func NewLocalKeyClient(ks *KeyStore, logger *logging.Logger) KeyClient {
logger = logger.WithScope("LocalKeyClient")
return &localKeyClient{ks: ks, logger: logger}
} | [
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] | // NewLocalKeyClient returns a new keys client, backed by the local filesystem | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/keys/key_client.go#L199-L202 | train |
hyperledger/burrow | keys/key_client.go | AddressableSigner | func AddressableSigner(keyClient KeyClient, address crypto.Address) (*Signer, error) {
publicKey, err := keyClient.PublicKey(address)
if err != nil {
return nil, err
}
// TODO: we can do better than this and return a typed signature when we reform the keys service
return &Signer{
keyClient: keyClient,
address: address,
publicKey: publicKey,
}, nil
} | go | func AddressableSigner(keyClient KeyClient, address crypto.Address) (*Signer, error) {
publicKey, err := keyClient.PublicKey(address)
if err != nil {
return nil, err
}
// TODO: we can do better than this and return a typed signature when we reform the keys service
return &Signer{
keyClient: keyClient,
address: address,
publicKey: publicKey,
}, nil
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/keys/key_client.go#L211-L222 | train |
hyperledger/burrow | vent/sqldb/adapters/sqlite_adapter.go | Open | func (adapter *SQLiteAdapter) Open(dbURL string) (*sql.DB, error) {
db, err := sql.Open("sqlite3", dbURL)
if err != nil {
adapter.Log.Info("msg", "Error creating database connection", "err", err)
return nil, err
}
return db, nil
} | go | func (adapter *SQLiteAdapter) Open(dbURL string) (*sql.DB, error) {
db, err := sql.Open("sqlite3", dbURL)
if err != nil {
adapter.Log.Info("msg", "Error creating database connection", "err", err)
return nil, err
}
return db, nil
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/sqldb/adapters/sqlite_adapter.go#L42-L50 | train |
hyperledger/burrow | vent/sqldb/adapters/sqlite_adapter.go | AlterColumnQuery | func (adapter *SQLiteAdapter) AlterColumnQuery(tableName, columnName string, sqlColumnType types.SQLColumnType, length, order int) (string, string) {
sqlType, _ := adapter.TypeMapping(sqlColumnType)
if length > 0 {
sqlType = Cleanf("%s(%d)", sqlType, length)
}
query := Cleanf("ALTER TABLE %s ADD COLUMN %s %s;",
adapter.SecureName(tableName),
adapter.SecureName(columnName),
sqlType)
dictionaryQuery := Cleanf(`
INSERT INTO %s (%s,%s,%s,%s,%s,%s)
VALUES ('%s','%s',%d,%d,%d,%d);`,
types.SQLDictionaryTableName,
types.SQLColumnLabelTableName, types.SQLColumnLabelColumnName,
types.SQLColumnLabelColumnType, types.SQLColumnLabelColumnLength,
types.SQLColumnLabelPrimaryKey, types.SQLColumnLabelColumnOrder,
tableName, columnName, sqlColumnType, length, 0, order)
return query, dictionaryQuery
} | go | func (adapter *SQLiteAdapter) AlterColumnQuery(tableName, columnName string, sqlColumnType types.SQLColumnType, length, order int) (string, string) {
sqlType, _ := adapter.TypeMapping(sqlColumnType)
if length > 0 {
sqlType = Cleanf("%s(%d)", sqlType, length)
}
query := Cleanf("ALTER TABLE %s ADD COLUMN %s %s;",
adapter.SecureName(tableName),
adapter.SecureName(columnName),
sqlType)
dictionaryQuery := Cleanf(`
INSERT INTO %s (%s,%s,%s,%s,%s,%s)
VALUES ('%s','%s',%d,%d,%d,%d);`,
types.SQLDictionaryTableName,
types.SQLColumnLabelTableName, types.SQLColumnLabelColumnName,
types.SQLColumnLabelColumnType, types.SQLColumnLabelColumnLength,
types.SQLColumnLabelPrimaryKey, types.SQLColumnLabelColumnOrder,
tableName, columnName, sqlColumnType, length, 0, order)
return query, dictionaryQuery
} | [
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"column",
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"a",
"table"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/sqldb/adapters/sqlite_adapter.go#L184-L208 | train |
hyperledger/burrow | permission/perm_flag.go | String | func (pf PermFlag) String() string {
switch pf {
case AllPermFlags:
return AllString
case Root:
return RootString
case Send:
return SendString
case Call:
return CallString
case CreateContract:
return CreateContractString
case CreateAccount:
return CreateAccountString
case Bond:
return BondString
case Name:
return NameString
case Proposal:
return ProposalString
case Input:
return InputString
case Batch:
return BatchString
case HasBase:
return HasBaseString
case SetBase:
return SetBaseString
case UnsetBase:
return UnsetBaseString
case SetGlobal:
return SetGlobalString
case HasRole:
return HasRoleString
case AddRole:
return AddRoleString
case RemoveRole:
return RemoveRoleString
default:
return UnknownString
}
} | go | func (pf PermFlag) String() string {
switch pf {
case AllPermFlags:
return AllString
case Root:
return RootString
case Send:
return SendString
case Call:
return CallString
case CreateContract:
return CreateContractString
case CreateAccount:
return CreateAccountString
case Bond:
return BondString
case Name:
return NameString
case Proposal:
return ProposalString
case Input:
return InputString
case Batch:
return BatchString
case HasBase:
return HasBaseString
case SetBase:
return SetBaseString
case UnsetBase:
return UnsetBaseString
case SetGlobal:
return SetGlobalString
case HasRole:
return HasRoleString
case AddRole:
return AddRoleString
case RemoveRole:
return RemoveRoleString
default:
return UnknownString
}
} | [
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] | // Returns the string name of a single bit non-composite PermFlag, or otherwise UnknownString
// See BasePermissionsToStringList to generate a string representation of a composite PermFlag | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/permission/perm_flag.go#L95-L136 | train |
hyperledger/burrow | permission/perm_flag.go | PermStringToFlag | func PermStringToFlag(perm string) (PermFlag, error) {
switch strings.ToLower(perm) {
case AllString:
return AllPermFlags, nil
case RootString:
return Root, nil
case SendString:
return Send, nil
case CallString:
return Call, nil
case CreateContractString, "createcontract", "create_contract":
return CreateContract, nil
case CreateAccountString, "createaccount", "create_account":
return CreateAccount, nil
case BondString:
return Bond, nil
case NameString:
return Name, nil
case ProposalString:
return Proposal, nil
case InputString:
return Input, nil
case BatchString:
return Batch, nil
case HasBaseString, "hasbase", "has_base":
return HasBase, nil
case SetBaseString, "setbase", "set_base":
return SetBase, nil
case UnsetBaseString, "unsetbase", "unset_base":
return UnsetBase, nil
case SetGlobalString, "setglobal", "set_global":
return SetGlobal, nil
case HasRoleString, "hasrole", "has_role":
return HasRole, nil
case AddRoleString, "addrole", "add_role":
return AddRole, nil
case RemoveRoleString, "removerole", "rmrole", "rm_role":
return RemoveRole, nil
default:
return 0, fmt.Errorf("unknown permission %s", perm)
}
} | go | func PermStringToFlag(perm string) (PermFlag, error) {
switch strings.ToLower(perm) {
case AllString:
return AllPermFlags, nil
case RootString:
return Root, nil
case SendString:
return Send, nil
case CallString:
return Call, nil
case CreateContractString, "createcontract", "create_contract":
return CreateContract, nil
case CreateAccountString, "createaccount", "create_account":
return CreateAccount, nil
case BondString:
return Bond, nil
case NameString:
return Name, nil
case ProposalString:
return Proposal, nil
case InputString:
return Input, nil
case BatchString:
return Batch, nil
case HasBaseString, "hasbase", "has_base":
return HasBase, nil
case SetBaseString, "setbase", "set_base":
return SetBase, nil
case UnsetBaseString, "unsetbase", "unset_base":
return UnsetBase, nil
case SetGlobalString, "setglobal", "set_global":
return SetGlobal, nil
case HasRoleString, "hasrole", "has_role":
return HasRole, nil
case AddRoleString, "addrole", "add_role":
return AddRole, nil
case RemoveRoleString, "removerole", "rmrole", "rm_role":
return RemoveRole, nil
default:
return 0, fmt.Errorf("unknown permission %s", perm)
}
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/permission/perm_flag.go#L140-L181 | train |
hyperledger/burrow | consensus/tendermint/tendermint.go | DBProvider | func (n *Node) DBProvider(ctx *node.DBContext) (dbm.DB, error) {
db := DBProvider(ctx.ID, dbm.DBBackendType(ctx.Config.DBBackend), ctx.Config.DBDir())
n.closers = append(n.closers, db)
return db, nil
} | go | func (n *Node) DBProvider(ctx *node.DBContext) (dbm.DB, error) {
db := DBProvider(ctx.ID, dbm.DBBackendType(ctx.Config.DBBackend), ctx.Config.DBDir())
n.closers = append(n.closers, db)
return db, nil
} | [
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hyperledger/burrow | vent/logger/logger.go | NewLogger | func NewLogger(level string) *Logger {
log := kitlog.NewJSONLogger(kitlog.NewSyncWriter(os.Stdout))
switch level {
case "error":
log = kitlevel.NewFilter(log, kitlevel.AllowError()) // only error logs
case "warn":
log = kitlevel.NewFilter(log, kitlevel.AllowWarn()) // warn + error logs
case "info":
log = kitlevel.NewFilter(log, kitlevel.AllowInfo()) // info + warn + error logs
case "debug":
log = kitlevel.NewFilter(log, kitlevel.AllowDebug()) // all logs
default:
log = kitlevel.NewFilter(log, kitlevel.AllowNone()) // no logs
}
log = kitlog.With(log, "service", "vent")
log = kitlog.With(log, "ts", kitlog.DefaultTimestampUTC)
log = kitlog.With(log, "caller", kitlog.Caller(4))
return &Logger{
Log: log,
}
} | go | func NewLogger(level string) *Logger {
log := kitlog.NewJSONLogger(kitlog.NewSyncWriter(os.Stdout))
switch level {
case "error":
log = kitlevel.NewFilter(log, kitlevel.AllowError()) // only error logs
case "warn":
log = kitlevel.NewFilter(log, kitlevel.AllowWarn()) // warn + error logs
case "info":
log = kitlevel.NewFilter(log, kitlevel.AllowInfo()) // info + warn + error logs
case "debug":
log = kitlevel.NewFilter(log, kitlevel.AllowDebug()) // all logs
default:
log = kitlevel.NewFilter(log, kitlevel.AllowNone()) // no logs
}
log = kitlog.With(log, "service", "vent")
log = kitlog.With(log, "ts", kitlog.DefaultTimestampUTC)
log = kitlog.With(log, "caller", kitlog.Caller(4))
return &Logger{
Log: log,
}
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/logger/logger.go#L16-L38 | train |
hyperledger/burrow | vent/logger/logger.go | Error | func (l *Logger) Error(args ...interface{}) {
kitlevel.Error(l.Log).Log(args...)
} | go | func (l *Logger) Error(args ...interface{}) {
kitlevel.Error(l.Log).Log(args...)
} | [
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hyperledger/burrow | vent/logger/logger.go | Warn | func (l *Logger) Warn(args ...interface{}) {
kitlevel.Warn(l.Log).Log(args...)
} | go | func (l *Logger) Warn(args ...interface{}) {
kitlevel.Warn(l.Log).Log(args...)
} | [
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hyperledger/burrow | vent/logger/logger.go | Info | func (l *Logger) Info(args ...interface{}) {
kitlevel.Info(l.Log).Log(args...)
} | go | func (l *Logger) Info(args ...interface{}) {
kitlevel.Info(l.Log).Log(args...)
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/logger/logger.go#L58-L60 | train |
hyperledger/burrow | vent/logger/logger.go | Debug | func (l *Logger) Debug(args ...interface{}) {
kitlevel.Debug(l.Log).Log(args...)
} | go | func (l *Logger) Debug(args ...interface{}) {
kitlevel.Debug(l.Log).Log(args...)
} | [
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] | // Debug prints a debug log | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/logger/logger.go#L63-L65 | train |
hyperledger/burrow | genesis/spec/template_account.go | RealisePublicKeyAndAddress | func (ta TemplateAccount) RealisePublicKeyAndAddress(keyClient keys.KeyClient) (pubKey crypto.PublicKey, address crypto.Address, err error) {
if ta.PublicKey == nil {
if ta.Address == nil {
// If neither PublicKey or Address set then generate a new one
address, err = keyClient.Generate(ta.Name, crypto.CurveTypeEd25519)
if err != nil {
return
}
} else {
address = *ta.Address
}
// Get the (possibly existing) key
pubKey, err = keyClient.PublicKey(address)
if err != nil {
return
}
} else {
address = (*ta.PublicKey).GetAddress()
if ta.Address != nil && *ta.Address != address {
err = fmt.Errorf("template address %s does not match public key derived address %s", ta.Address,
ta.PublicKey)
}
pubKey = *ta.PublicKey
}
return
} | go | func (ta TemplateAccount) RealisePublicKeyAndAddress(keyClient keys.KeyClient) (pubKey crypto.PublicKey, address crypto.Address, err error) {
if ta.PublicKey == nil {
if ta.Address == nil {
// If neither PublicKey or Address set then generate a new one
address, err = keyClient.Generate(ta.Name, crypto.CurveTypeEd25519)
if err != nil {
return
}
} else {
address = *ta.Address
}
// Get the (possibly existing) key
pubKey, err = keyClient.PublicKey(address)
if err != nil {
return
}
} else {
address = (*ta.PublicKey).GetAddress()
if ta.Address != nil && *ta.Address != address {
err = fmt.Errorf("template address %s does not match public key derived address %s", ta.Address,
ta.PublicKey)
}
pubKey = *ta.PublicKey
}
return
} | [
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// If both PublicKey and Address are not set will use the keyClient to generate a new keypair | [
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hyperledger/burrow | consensus/abci/execute_tx.go | ExecuteTx | func ExecuteTx(logHeader string, executor execution.Executor, txDecoder txs.Decoder, txBytes []byte) types.ResponseCheckTx {
logf := func(format string, args ...interface{}) string {
return fmt.Sprintf("%s: "+format, append([]interface{}{logHeader}, args...)...)
}
txEnv, err := txDecoder.DecodeTx(txBytes)
if err != nil {
return types.ResponseCheckTx{
Code: codes.EncodingErrorCode,
Log: logf("Decoding error: %s", err),
}
}
tags := []common.KVPair{{Key: []byte(structure.TxHashKey), Value: []byte(txEnv.Tx.Hash().String())}}
txe, err := executor.Execute(txEnv)
if err != nil {
ex := errors.AsException(err)
return types.ResponseCheckTx{
Code: codes.TxExecutionErrorCode,
Tags: tags,
Log: logf("Could not execute transaction: %s, error: %v", txEnv, ex.Exception),
}
}
if txe.Receipt.CreatesContract {
tags = append(tags, common.KVPair{
Key: []byte("created_contract_address"),
Value: []byte(txe.Receipt.ContractAddress.String()),
})
}
bs, err := txe.Receipt.Encode()
if err != nil {
return types.ResponseCheckTx{
Code: codes.EncodingErrorCode,
Tags: tags,
Log: logf("Could not serialise receipt: %s", err),
}
}
return types.ResponseCheckTx{
Code: codes.TxExecutionSuccessCode,
Tags: tags,
Log: logf("Execution success - TxExecution in data"),
Data: bs,
}
} | go | func ExecuteTx(logHeader string, executor execution.Executor, txDecoder txs.Decoder, txBytes []byte) types.ResponseCheckTx {
logf := func(format string, args ...interface{}) string {
return fmt.Sprintf("%s: "+format, append([]interface{}{logHeader}, args...)...)
}
txEnv, err := txDecoder.DecodeTx(txBytes)
if err != nil {
return types.ResponseCheckTx{
Code: codes.EncodingErrorCode,
Log: logf("Decoding error: %s", err),
}
}
tags := []common.KVPair{{Key: []byte(structure.TxHashKey), Value: []byte(txEnv.Tx.Hash().String())}}
txe, err := executor.Execute(txEnv)
if err != nil {
ex := errors.AsException(err)
return types.ResponseCheckTx{
Code: codes.TxExecutionErrorCode,
Tags: tags,
Log: logf("Could not execute transaction: %s, error: %v", txEnv, ex.Exception),
}
}
if txe.Receipt.CreatesContract {
tags = append(tags, common.KVPair{
Key: []byte("created_contract_address"),
Value: []byte(txe.Receipt.ContractAddress.String()),
})
}
bs, err := txe.Receipt.Encode()
if err != nil {
return types.ResponseCheckTx{
Code: codes.EncodingErrorCode,
Tags: tags,
Log: logf("Could not serialise receipt: %s", err),
}
}
return types.ResponseCheckTx{
Code: codes.TxExecutionSuccessCode,
Tags: tags,
Log: logf("Execution success - TxExecution in data"),
Data: bs,
}
} | [
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"logf",
"(",
"\"",
"\"",
")",
",",
"Data",
":",
"bs",
",",
"}",
"\n",
"}"
] | // Attempt to execute a transaction using ABCI conventions and codes | [
"Attempt",
"to",
"execute",
"a",
"transaction",
"using",
"ABCI",
"conventions",
"and",
"codes"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/consensus/abci/execute_tx.go#L17-L62 | train |
hyperledger/burrow | consensus/abci/execute_tx.go | WithTags | func WithTags(logger *logging.Logger, tags []common.KVPair) *logging.Logger {
keyvals := make([]interface{}, len(tags)*2)
for i, kvp := range tags {
keyvals[i] = string(kvp.Key)
keyvals[i+1] = string(kvp.Value)
}
return logger.With(keyvals...)
} | go | func WithTags(logger *logging.Logger, tags []common.KVPair) *logging.Logger {
keyvals := make([]interface{}, len(tags)*2)
for i, kvp := range tags {
keyvals[i] = string(kvp.Key)
keyvals[i+1] = string(kvp.Value)
}
return logger.With(keyvals...)
} | [
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")",
"\n",
"}"
] | // Some ABCI type helpers | [
"Some",
"ABCI",
"type",
"helpers"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/consensus/abci/execute_tx.go#L66-L73 | train |
hyperledger/burrow | rpc/lib/server/handlers.go | jsonParamsToArgsWS | func jsonParamsToArgsWS(rpcFunc *RPCFunc, params json.RawMessage, wsCtx types.WSRPCContext) ([]reflect.Value, error) {
values, err := jsonParamsToArgs(rpcFunc, params, 1)
if err != nil {
return nil, err
}
return append([]reflect.Value{reflect.ValueOf(wsCtx)}, values...), nil
} | go | func jsonParamsToArgsWS(rpcFunc *RPCFunc, params json.RawMessage, wsCtx types.WSRPCContext) ([]reflect.Value, error) {
values, err := jsonParamsToArgs(rpcFunc, params, 1)
if err != nil {
return nil, err
}
return append([]reflect.Value{reflect.ValueOf(wsCtx)}, values...), nil
} | [
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] | // Same as above, but with the first param the websocket connection | [
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"the",
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/rpc/lib/server/handlers.go#L228-L234 | train |
hyperledger/burrow | rpc/lib/server/handlers.go | NewWebsocketManager | func NewWebsocketManager(funcMap map[string]*RPCFunc, logger *logging.Logger,
wsConnOptions ...func(*wsConnection)) *WebsocketManager {
return &WebsocketManager{
funcMap: funcMap,
Upgrader: websocket.Upgrader{
CheckOrigin: func(r *http.Request) bool {
// TODO ???
return true
},
},
logger: logger,
wsConnOptions: wsConnOptions,
}
} | go | func NewWebsocketManager(funcMap map[string]*RPCFunc, logger *logging.Logger,
wsConnOptions ...func(*wsConnection)) *WebsocketManager {
return &WebsocketManager{
funcMap: funcMap,
Upgrader: websocket.Upgrader{
CheckOrigin: func(r *http.Request) bool {
// TODO ???
return true
},
},
logger: logger,
wsConnOptions: wsConnOptions,
}
} | [
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// the given funcMap and connects to the server with the given connection
// options. | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/rpc/lib/server/handlers.go#L686-L699 | train |
hyperledger/burrow | consensus/tendermint/sign_info.go | checkHRS | func (lsi *LastSignedInfo) checkHRS(height int64, round int, step int8) (bool, error) {
if lsi.Height > height {
return false, errors.New("Height regression")
}
if lsi.Height == height {
if lsi.Round > round {
return false, errors.New("Round regression")
}
if lsi.Round == round {
if lsi.Step > step {
return false, errors.New("Step regression")
} else if lsi.Step == step {
if lsi.SignBytes != nil {
if lsi.Signature == nil {
panic("pv: Signature is nil but SignBytes is not!")
}
return true, nil
}
return false, errors.New("No Signature found")
}
}
}
return false, nil
} | go | func (lsi *LastSignedInfo) checkHRS(height int64, round int, step int8) (bool, error) {
if lsi.Height > height {
return false, errors.New("Height regression")
}
if lsi.Height == height {
if lsi.Round > round {
return false, errors.New("Round regression")
}
if lsi.Round == round {
if lsi.Step > step {
return false, errors.New("Step regression")
} else if lsi.Step == step {
if lsi.SignBytes != nil {
if lsi.Signature == nil {
panic("pv: Signature is nil but SignBytes is not!")
}
return true, nil
}
return false, errors.New("No Signature found")
}
}
}
return false, nil
} | [
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] | // returns error if HRS regression or no SignBytes. returns true if HRS is unchanged | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/consensus/tendermint/sign_info.go#L77-L102 | train |
hyperledger/burrow | consensus/tendermint/sign_info.go | String | func (lsi *LastSignedInfo) String() string {
return fmt.Sprintf("PrivValidator{LH:%v, LR:%v, LS:%v}", lsi.Height, lsi.Round, lsi.Step)
} | go | func (lsi *LastSignedInfo) String() string {
return fmt.Sprintf("PrivValidator{LH:%v, LR:%v, LS:%v}", lsi.Height, lsi.Round, lsi.Step)
} | [
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"}"
] | // String returns a string representation of the LastSignedInfo. | [
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"."
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/consensus/tendermint/sign_info.go#L188-L190 | train |
hyperledger/burrow | util/snatives/templates/solidity_templates.go | InstanceName | func (contract *solidityContract) InstanceName() string {
// Hopefully the contract name is UpperCamelCase. If it's not, oh well, this
// is meant to be illustrative rather than cast iron compilable
instanceName := strings.ToLower(contract.Name[:1]) + contract.Name[1:]
if instanceName == contract.Name {
return "contractInstance"
}
return instanceName
} | go | func (contract *solidityContract) InstanceName() string {
// Hopefully the contract name is UpperCamelCase. If it's not, oh well, this
// is meant to be illustrative rather than cast iron compilable
instanceName := strings.ToLower(contract.Name[:1]) + contract.Name[1:]
if instanceName == contract.Name {
return "contractInstance"
}
return instanceName
} | [
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] | // Get a version of the contract name to be used for an instance of the contract | [
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"the",
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"name",
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/util/snatives/templates/solidity_templates.go#L94-L102 | train |
hyperledger/burrow | util/snatives/templates/solidity_templates.go | Solidity | func (contract *solidityContract) Solidity() (string, error) {
buf := new(bytes.Buffer)
err := contractTemplate.Execute(buf, contract)
if err != nil {
return "", err
}
return buf.String(), nil
} | go | func (contract *solidityContract) Solidity() (string, error) {
buf := new(bytes.Buffer)
err := contractTemplate.Execute(buf, contract)
if err != nil {
return "", err
}
return buf.String(), nil
} | [
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"}"
] | // Generate Solidity code for this SNative contract | [
"Generate",
"Solidity",
"code",
"for",
"this",
"SNative",
"contract"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/util/snatives/templates/solidity_templates.go#L110-L117 | train |
hyperledger/burrow | vent/sqldb/adapters/db_adapter.go | clean | func clean(parameter string) string {
replacer := strings.NewReplacer("\n", " ", "\t", "")
return replacer.Replace(parameter)
} | go | func clean(parameter string) string {
replacer := strings.NewReplacer("\n", " ", "\t", "")
return replacer.Replace(parameter)
} | [
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"(",
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")",
"\n",
"}"
] | // clean queries from tabs, spaces and returns | [
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"queries",
"from",
"tabs",
"spaces",
"and",
"returns"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/sqldb/adapters/db_adapter.go#L59-L62 | train |
hyperledger/burrow | logging/loggers/channel_logger.go | WaitReadLogLine | func (cl *ChannelLogger) WaitReadLogLine() []interface{} {
logLine, ok := <-cl.ch.Out()
return readLogLine(logLine, ok)
} | go | func (cl *ChannelLogger) WaitReadLogLine() []interface{} {
logLine, ok := <-cl.ch.Out()
return readLogLine(logLine, ok)
} | [
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"}"
] | // Read a log line by waiting until one is available and returning it | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/logging/loggers/channel_logger.go#L68-L71 | train |
hyperledger/burrow | logging/loggers/channel_logger.go | ReadLogLine | func (cl *ChannelLogger) ReadLogLine() []interface{} {
select {
case logLine, ok := <-cl.ch.Out():
return readLogLine(logLine, ok)
default:
return nil
}
} | go | func (cl *ChannelLogger) ReadLogLine() []interface{} {
select {
case logLine, ok := <-cl.ch.Out():
return readLogLine(logLine, ok)
default:
return nil
}
} | [
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] | // Tries to read a log line from the channel buffer or returns nil if none is
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/logging/loggers/channel_logger.go#L75-L82 | train |
hyperledger/burrow | logging/loggers/channel_logger.go | DrainForever | func (cl *ChannelLogger) DrainForever(logger log.Logger, errCh channels.Channel) {
// logLine could be nil if channel was closed while waiting for next line
for logLine := cl.WaitReadLogLine(); logLine != nil; logLine = cl.WaitReadLogLine() {
err := logger.Log(logLine...)
if err != nil && errCh != nil {
errCh.In() <- err
}
}
} | go | func (cl *ChannelLogger) DrainForever(logger log.Logger, errCh channels.Channel) {
// logLine could be nil if channel was closed while waiting for next line
for logLine := cl.WaitReadLogLine(); logLine != nil; logLine = cl.WaitReadLogLine() {
err := logger.Log(logLine...)
if err != nil && errCh != nil {
errCh.In() <- err
}
}
} | [
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// Exits if the channel is closed. | [
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hyperledger/burrow | logging/loggers/channel_logger.go | Flush | func (cl *ChannelLogger) Flush(logger log.Logger) error {
// Grab the buffer at the here rather than within loop condition so that we
// do not drain the buffer forever
cl.Lock()
defer cl.Unlock()
bufferLength := cl.BufferLength()
var errs []error
for i := 0; i < bufferLength; i++ {
logLine := cl.WaitReadLogLine()
if logLine != nil {
err := logger.Log(logLine...)
if err != nil {
errs = append(errs, err)
}
}
}
return errors.CombineErrors(errs)
} | go | func (cl *ChannelLogger) Flush(logger log.Logger) error {
// Grab the buffer at the here rather than within loop condition so that we
// do not drain the buffer forever
cl.Lock()
defer cl.Unlock()
bufferLength := cl.BufferLength()
var errs []error
for i := 0; i < bufferLength; i++ {
logLine := cl.WaitReadLogLine()
if logLine != nil {
err := logger.Log(logLine...)
if err != nil {
errs = append(errs, err)
}
}
}
return errors.CombineErrors(errs)
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/logging/loggers/channel_logger.go#L110-L127 | train |
hyperledger/burrow | logging/loggers/channel_logger.go | FlushLogLines | func (cl *ChannelLogger) FlushLogLines() [][]interface{} {
logLines := make([][]interface{}, 0, cl.ch.Len())
cl.Flush(log.LoggerFunc(func(keyvals ...interface{}) error {
logLines = append(logLines, keyvals)
return nil
}))
return logLines
} | go | func (cl *ChannelLogger) FlushLogLines() [][]interface{} {
logLines := make([][]interface{}, 0, cl.ch.Len())
cl.Flush(log.LoggerFunc(func(keyvals ...interface{}) error {
logLines = append(logLines, keyvals)
return nil
}))
return logLines
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hyperledger/burrow | logging/loggers/channel_logger.go | Reset | func (cl *ChannelLogger) Reset() {
cl.RWMutex.Lock()
defer cl.RWMutex.Unlock()
cl.ch.Close()
cl.ch = channels.NewRingChannel(cl.ch.Cap())
} | go | func (cl *ChannelLogger) Reset() {
cl.RWMutex.Lock()
defer cl.RWMutex.Unlock()
cl.ch.Close()
cl.ch = channels.NewRingChannel(cl.ch.Cap())
} | [
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] | // Close the existing channel halting goroutines that are draining the channel
// and create a new channel to buffer into. Should not cause any log lines
// arriving concurrently to be lost, but any that have not been drained from
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hyperledger/burrow | logging/loggers/channel_logger.go | NonBlockingLogger | func NonBlockingLogger(outputLogger log.Logger) (*ChannelLogger, channels.Channel) {
cl := NewChannelLogger(DefaultLoggingRingBufferCap)
errCh := channels.NewRingChannel(cl.BufferCap())
go cl.DrainForever(outputLogger, errCh)
return cl, errCh
} | go | func NonBlockingLogger(outputLogger log.Logger) (*ChannelLogger, channels.Channel) {
cl := NewChannelLogger(DefaultLoggingRingBufferCap)
errCh := channels.NewRingChannel(cl.BufferCap())
go cl.DrainForever(outputLogger, errCh)
return cl, errCh
} | [
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hyperledger/burrow | execution/state/state.go | NewState | func NewState(db dbm.DB) *State {
forest, err := storage.NewMutableForest(storage.NewPrefixDB(db, forestPrefix), defaultCacheCapacity)
if err != nil {
// This should only happen if we have negative cache capacity, which for us is a positive compile-time constant
panic(fmt.Errorf("could not create new state because error creating MutableForest"))
}
ring := validator.NewRing(nil, DefaultValidatorsWindowSize)
rs := ReadState{Forest: forest, History: ring}
ws := writeState{forest: forest, ring: ring}
return &State{
db: db,
ReadState: rs,
writeState: ws,
logger: logging.NewNoopLogger(),
}
} | go | func NewState(db dbm.DB) *State {
forest, err := storage.NewMutableForest(storage.NewPrefixDB(db, forestPrefix), defaultCacheCapacity)
if err != nil {
// This should only happen if we have negative cache capacity, which for us is a positive compile-time constant
panic(fmt.Errorf("could not create new state because error creating MutableForest"))
}
ring := validator.NewRing(nil, DefaultValidatorsWindowSize)
rs := ReadState{Forest: forest, History: ring}
ws := writeState{forest: forest, ring: ring}
return &State{
db: db,
ReadState: rs,
writeState: ws,
logger: logging.NewNoopLogger(),
}
} | [
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] | // Create a new State object | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/execution/state/state.go#L115-L130 | train |
hyperledger/burrow | execution/state/state.go | MakeGenesisState | func MakeGenesisState(db dbm.DB, genesisDoc *genesis.GenesisDoc) (*State, error) {
s := NewState(db)
const errHeader = "MakeGenesisState():"
// Make accounts state tree
for _, genAcc := range genesisDoc.Accounts {
perm := genAcc.Permissions
acc := &acm.Account{
Address: genAcc.Address,
Balance: genAcc.Amount,
Permissions: perm,
}
err := s.writeState.UpdateAccount(acc)
if err != nil {
return nil, fmt.Errorf("%s %v", errHeader, err)
}
}
// Make genesis validators
err := s.writeState.MakeGenesisValidators(genesisDoc)
if err != nil {
return nil, fmt.Errorf("%s %v", errHeader, err)
}
// global permissions are saved as the 0 address
// so they are included in the accounts tree
globalPerms := permission.DefaultAccountPermissions
globalPerms = genesisDoc.GlobalPermissions
// XXX: make sure the set bits are all true
// Without it the HasPermission() functions will fail
globalPerms.Base.SetBit = permission.AllPermFlags
permsAcc := &acm.Account{
Address: acm.GlobalPermissionsAddress,
Balance: 1337,
Permissions: globalPerms,
}
err = s.writeState.UpdateAccount(permsAcc)
if err != nil {
return nil, fmt.Errorf("%s %v", errHeader, err)
}
return s, nil
} | go | func MakeGenesisState(db dbm.DB, genesisDoc *genesis.GenesisDoc) (*State, error) {
s := NewState(db)
const errHeader = "MakeGenesisState():"
// Make accounts state tree
for _, genAcc := range genesisDoc.Accounts {
perm := genAcc.Permissions
acc := &acm.Account{
Address: genAcc.Address,
Balance: genAcc.Amount,
Permissions: perm,
}
err := s.writeState.UpdateAccount(acc)
if err != nil {
return nil, fmt.Errorf("%s %v", errHeader, err)
}
}
// Make genesis validators
err := s.writeState.MakeGenesisValidators(genesisDoc)
if err != nil {
return nil, fmt.Errorf("%s %v", errHeader, err)
}
// global permissions are saved as the 0 address
// so they are included in the accounts tree
globalPerms := permission.DefaultAccountPermissions
globalPerms = genesisDoc.GlobalPermissions
// XXX: make sure the set bits are all true
// Without it the HasPermission() functions will fail
globalPerms.Base.SetBit = permission.AllPermFlags
permsAcc := &acm.Account{
Address: acm.GlobalPermissionsAddress,
Balance: 1337,
Permissions: globalPerms,
}
err = s.writeState.UpdateAccount(permsAcc)
if err != nil {
return nil, fmt.Errorf("%s %v", errHeader, err)
}
return s, nil
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] | // Make genesis state from GenesisDoc and save to DB | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/execution/state/state.go#L133-L174 | train |
hyperledger/burrow | execution/state/state.go | Update | func (s *State) Update(updater func(up Updatable) error) ([]byte, int64, error) {
s.Lock()
defer s.Unlock()
err := updater(&s.writeState)
if err != nil {
return nil, 0, err
}
return s.commit()
} | go | func (s *State) Update(updater func(up Updatable) error) ([]byte, int64, error) {
s.Lock()
defer s.Unlock()
err := updater(&s.writeState)
if err != nil {
return nil, 0, err
}
return s.commit()
} | [
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"}"
] | // Perform updates to state whilst holding the write lock, allows a commit to hold the write lock across multiple
// operations while preventing interlaced reads and writes | [
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"while",
"preventing",
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"writes"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/execution/state/state.go#L244-L252 | train |
hyperledger/burrow | execution/state/state.go | Copy | func (s *State) Copy(db dbm.DB) (*State, error) {
stateCopy := NewState(db)
err := s.writeState.forest.IterateRWTree(nil, nil, true,
func(prefix []byte, tree *storage.RWTree) error {
treeCopy, err := stateCopy.writeState.forest.Writer(prefix)
if err != nil {
return err
}
return tree.IterateWriteTree(nil, nil, true, func(key []byte, value []byte) error {
treeCopy.Set(key, value)
return nil
})
})
if err != nil {
return nil, err
}
_, _, err = stateCopy.commit()
if err != nil {
return nil, err
}
return stateCopy, nil
} | go | func (s *State) Copy(db dbm.DB) (*State, error) {
stateCopy := NewState(db)
err := s.writeState.forest.IterateRWTree(nil, nil, true,
func(prefix []byte, tree *storage.RWTree) error {
treeCopy, err := stateCopy.writeState.forest.Writer(prefix)
if err != nil {
return err
}
return tree.IterateWriteTree(nil, nil, true, func(key []byte, value []byte) error {
treeCopy.Set(key, value)
return nil
})
})
if err != nil {
return nil, err
}
_, _, err = stateCopy.commit()
if err != nil {
return nil, err
}
return stateCopy, nil
} | [
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] | // Creates a copy of the database to the supplied db | [
"Creates",
"a",
"copy",
"of",
"the",
"database",
"to",
"the",
"supplied",
"db"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/execution/state/state.go#L272-L293 | train |
hyperledger/burrow | vent/sqldb/sqldb.go | NewSQLDB | func NewSQLDB(connection types.SQLConnection) (*SQLDB, error) {
db := &SQLDB{
Schema: connection.DBSchema,
Log: connection.Log,
}
var url string
switch connection.DBAdapter {
case types.PostgresDB:
db.DBAdapter = adapters.NewPostgresAdapter(safe(connection.DBSchema), connection.Log)
url = connection.DBURL
case types.SQLiteDB:
db.DBAdapter = adapters.NewSQLiteAdapter(connection.Log)
// "?_journal_mode=WAL" parameter is necessary to prevent database locking
url = connection.DBURL + "?_journal_mode=WAL"
default:
return nil, errors.New("invalid database adapter")
}
var err error
db.DB, err = db.DBAdapter.Open(url)
if err != nil {
db.Log.Info("msg", "Error opening database connection", "err", err)
return nil, err
}
if err = db.Ping(); err != nil {
db.Log.Info("msg", "Error database not available", "err", err)
return nil, err
}
db.Log.Info("msg", "Initializing DB")
// Create dictionary and log tables
sysTables := db.getSysTablesDefinition()
// IMPORTANT: DO NOT CHANGE TABLE CREATION ORDER (1)
if err = db.createTable(sysTables[types.SQLDictionaryTableName], true); err != nil {
if !db.DBAdapter.ErrorEquals(err, types.SQLErrorTypeDuplicatedTable) {
db.Log.Info("msg", "Error creating Dictionary table", "err", err)
return nil, err
}
}
// IMPORTANT: DO NOT CHANGE TABLE CREATION ORDER (2)
if err = db.createTable(sysTables[types.SQLLogTableName], true); err != nil {
if !db.DBAdapter.ErrorEquals(err, types.SQLErrorTypeDuplicatedTable) {
db.Log.Info("msg", "Error creating Log table", "err", err)
return nil, err
}
}
// IMPORTANT: DO NOT CHANGE TABLE CREATION ORDER (3)
if err = db.createTable(sysTables[types.SQLChainInfoTableName], true); err != nil {
if !db.DBAdapter.ErrorEquals(err, types.SQLErrorTypeDuplicatedTable) {
db.Log.Info("msg", "Error creating Chain Info table", "err", err)
return nil, err
}
}
if err = db.CleanTables(connection.ChainID, connection.BurrowVersion); err != nil {
db.Log.Info("msg", "Error cleaning tables", "err", err)
return nil, err
}
return db, nil
} | go | func NewSQLDB(connection types.SQLConnection) (*SQLDB, error) {
db := &SQLDB{
Schema: connection.DBSchema,
Log: connection.Log,
}
var url string
switch connection.DBAdapter {
case types.PostgresDB:
db.DBAdapter = adapters.NewPostgresAdapter(safe(connection.DBSchema), connection.Log)
url = connection.DBURL
case types.SQLiteDB:
db.DBAdapter = adapters.NewSQLiteAdapter(connection.Log)
// "?_journal_mode=WAL" parameter is necessary to prevent database locking
url = connection.DBURL + "?_journal_mode=WAL"
default:
return nil, errors.New("invalid database adapter")
}
var err error
db.DB, err = db.DBAdapter.Open(url)
if err != nil {
db.Log.Info("msg", "Error opening database connection", "err", err)
return nil, err
}
if err = db.Ping(); err != nil {
db.Log.Info("msg", "Error database not available", "err", err)
return nil, err
}
db.Log.Info("msg", "Initializing DB")
// Create dictionary and log tables
sysTables := db.getSysTablesDefinition()
// IMPORTANT: DO NOT CHANGE TABLE CREATION ORDER (1)
if err = db.createTable(sysTables[types.SQLDictionaryTableName], true); err != nil {
if !db.DBAdapter.ErrorEquals(err, types.SQLErrorTypeDuplicatedTable) {
db.Log.Info("msg", "Error creating Dictionary table", "err", err)
return nil, err
}
}
// IMPORTANT: DO NOT CHANGE TABLE CREATION ORDER (2)
if err = db.createTable(sysTables[types.SQLLogTableName], true); err != nil {
if !db.DBAdapter.ErrorEquals(err, types.SQLErrorTypeDuplicatedTable) {
db.Log.Info("msg", "Error creating Log table", "err", err)
return nil, err
}
}
// IMPORTANT: DO NOT CHANGE TABLE CREATION ORDER (3)
if err = db.createTable(sysTables[types.SQLChainInfoTableName], true); err != nil {
if !db.DBAdapter.ErrorEquals(err, types.SQLErrorTypeDuplicatedTable) {
db.Log.Info("msg", "Error creating Chain Info table", "err", err)
return nil, err
}
}
if err = db.CleanTables(connection.ChainID, connection.BurrowVersion); err != nil {
db.Log.Info("msg", "Error cleaning tables", "err", err)
return nil, err
}
return db, nil
} | [
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] | // NewSQLDB delegates work to a specific database adapter implementation,
// opens database connection and create log tables | [
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"a",
"specific",
"database",
"adapter",
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"opens",
"database",
"connection",
"and",
"create",
"log",
"tables"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/sqldb/sqldb.go#L26-L94 | train |
hyperledger/burrow | vent/sqldb/sqldb.go | Close | func (db *SQLDB) Close() {
if err := db.DB.Close(); err != nil {
db.Log.Error("msg", "Error closing database", "err", err)
}
} | go | func (db *SQLDB) Close() {
if err := db.DB.Close(); err != nil {
db.Log.Error("msg", "Error closing database", "err", err)
}
} | [
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"}",
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"}"
] | // Close database connection | [
"Close",
"database",
"connection"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/sqldb/sqldb.go#L222-L226 | train |
hyperledger/burrow | vent/sqldb/sqldb.go | GetLastBlockHeight | func (db *SQLDB) GetLastBlockHeight() (uint64, error) {
query := db.DBAdapter.LastBlockIDQuery()
id := ""
db.Log.Info("msg", "MAX ID", "query", query)
if err := db.DB.QueryRow(query).Scan(&id); err != nil {
db.Log.Info("msg", "Error selecting last block id", "err", err)
return 0, err
}
height, err := strconv.ParseUint(id, 10, 64)
if err != nil {
return 0, fmt.Errorf("could not parse height from block ID: %v", err)
}
return height, nil
} | go | func (db *SQLDB) GetLastBlockHeight() (uint64, error) {
query := db.DBAdapter.LastBlockIDQuery()
id := ""
db.Log.Info("msg", "MAX ID", "query", query)
if err := db.DB.QueryRow(query).Scan(&id); err != nil {
db.Log.Info("msg", "Error selecting last block id", "err", err)
return 0, err
}
height, err := strconv.ParseUint(id, 10, 64)
if err != nil {
return 0, fmt.Errorf("could not parse height from block ID: %v", err)
}
return height, nil
} | [
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] | // GetLastBlockID returns last inserted blockId from log table | [
"GetLastBlockID",
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"blockId",
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"log",
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/sqldb/sqldb.go#L239-L254 | train |
hyperledger/burrow | vent/sqldb/sqldb.go | SynchronizeDB | func (db *SQLDB) SynchronizeDB(eventTables types.EventTables) error {
db.Log.Info("msg", "Synchronizing DB")
for _, table := range eventTables {
found, err := db.findTable(table.Name)
if err != nil {
return err
}
if found {
err = db.alterTable(table)
} else {
err = db.createTable(table, false)
}
if err != nil {
return err
}
}
return nil
} | go | func (db *SQLDB) SynchronizeDB(eventTables types.EventTables) error {
db.Log.Info("msg", "Synchronizing DB")
for _, table := range eventTables {
found, err := db.findTable(table.Name)
if err != nil {
return err
}
if found {
err = db.alterTable(table)
} else {
err = db.createTable(table, false)
}
if err != nil {
return err
}
}
return nil
} | [
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] | // SynchronizeDB synchronize db tables structures from given tables specifications | [
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"tables",
"specifications"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/sqldb/sqldb.go#L257-L277 | train |
hyperledger/burrow | vent/sqldb/sqldb.go | GetBlock | func (db *SQLDB) GetBlock(height uint64) (types.EventData, error) {
var data types.EventData
data.BlockHeight = height
data.Tables = make(map[string]types.EventDataTable)
// get all table structures involved in the block
tables, err := db.getBlockTables(height)
if err != nil {
return data, err
}
query := ""
// for each table
for _, table := range tables {
// get query for table
query, err = db.getSelectQuery(table, height)
if err != nil {
db.Log.Info("msg", "Error building table query", "err", err)
return data, err
}
db.Log.Info("msg", "Query table data", "query", query)
rows, err := db.DB.Query(query)
if err != nil {
db.Log.Info("msg", "Error querying table data", "err", err)
return data, err
}
defer rows.Close()
cols, err := rows.Columns()
if err != nil {
db.Log.Info("msg", "Error getting row columns", "err", err)
return data, err
}
// builds pointers
length := len(cols)
pointers := make([]interface{}, length)
containers := make([]sql.NullString, length)
for i := range pointers {
pointers[i] = &containers[i]
}
// for each row in table
var dataRows []types.EventDataRow
for rows.Next() {
row := make(map[string]interface{})
if err = rows.Scan(pointers...); err != nil {
db.Log.Info("msg", "Error scanning data", "err", err)
return data, err
}
db.Log.Info("msg", "Query resultset", "value", fmt.Sprintf("%+v", containers))
// for each column in row
for i, col := range cols {
// add value if not null
if containers[i].Valid {
row[col] = containers[i].String
}
}
dataRows = append(dataRows, types.EventDataRow{Action: types.ActionRead, RowData: row})
}
if err = rows.Err(); err != nil {
db.Log.Info("msg", "Error during rows iteration", "err", err)
return data, err
}
data.Tables[table.Name] = dataRows
}
return data, nil
} | go | func (db *SQLDB) GetBlock(height uint64) (types.EventData, error) {
var data types.EventData
data.BlockHeight = height
data.Tables = make(map[string]types.EventDataTable)
// get all table structures involved in the block
tables, err := db.getBlockTables(height)
if err != nil {
return data, err
}
query := ""
// for each table
for _, table := range tables {
// get query for table
query, err = db.getSelectQuery(table, height)
if err != nil {
db.Log.Info("msg", "Error building table query", "err", err)
return data, err
}
db.Log.Info("msg", "Query table data", "query", query)
rows, err := db.DB.Query(query)
if err != nil {
db.Log.Info("msg", "Error querying table data", "err", err)
return data, err
}
defer rows.Close()
cols, err := rows.Columns()
if err != nil {
db.Log.Info("msg", "Error getting row columns", "err", err)
return data, err
}
// builds pointers
length := len(cols)
pointers := make([]interface{}, length)
containers := make([]sql.NullString, length)
for i := range pointers {
pointers[i] = &containers[i]
}
// for each row in table
var dataRows []types.EventDataRow
for rows.Next() {
row := make(map[string]interface{})
if err = rows.Scan(pointers...); err != nil {
db.Log.Info("msg", "Error scanning data", "err", err)
return data, err
}
db.Log.Info("msg", "Query resultset", "value", fmt.Sprintf("%+v", containers))
// for each column in row
for i, col := range cols {
// add value if not null
if containers[i].Valid {
row[col] = containers[i].String
}
}
dataRows = append(dataRows, types.EventDataRow{Action: types.ActionRead, RowData: row})
}
if err = rows.Err(); err != nil {
db.Log.Info("msg", "Error during rows iteration", "err", err)
return data, err
}
data.Tables[table.Name] = dataRows
}
return data, nil
} | [
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] | // GetBlock returns all tables structures and row data for given block | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/sqldb/sqldb.go#L428-L502 | train |
hyperledger/burrow | vent/sqldb/sqldb.go | RestoreDB | func (db *SQLDB) RestoreDB(time time.Time, prefix string) error {
const yymmddhhmmss = "2006-01-02 15:04:05"
var pointers []interface{}
if prefix == "" {
return fmt.Errorf("error prefix mus not be empty")
}
// Get Restore DB query
query := db.DBAdapter.RestoreDBQuery()
strTime := time.Format(yymmddhhmmss)
db.Log.Info("msg", "RESTORING DB..................................")
// Open rows
db.Log.Info("msg", "open log", "query", query)
rows, err := db.DB.Query(query, strTime)
if err != nil {
db.Log.Info("msg", "error querying log", "err", err)
return err
}
defer rows.Close()
// For each row returned
for rows.Next() {
var tableName, sqlSmt, sqlValues string
var action types.DBAction
if err = rows.Scan(&tableName, &action, &sqlSmt, &sqlValues); err != nil {
db.Log.Info("msg", "error scanning table structure", "err", err)
return err
}
if err = rows.Err(); err != nil {
db.Log.Info("msg", "error scanning table structure", "err", err)
return err
}
restoreTable := fmt.Sprintf("%s_%s", prefix, tableName)
switch action {
case types.ActionUpsert, types.ActionDelete:
// get row values
if pointers, err = db.getValuesFromJSON(sqlValues); err != nil {
db.Log.Info("msg", "error unmarshaling json", "err", err, "value", sqlValues)
return err
}
// Prepare Upsert/delete
query = strings.Replace(sqlSmt, tableName, restoreTable, -1)
db.Log.Info("msg", "SQL COMMAND", "sql", query)
if _, err = db.DB.Exec(query, pointers...); err != nil {
db.Log.Info("msg", "Error executing upsert/delete ", "err", err, "value", sqlSmt, "data", sqlValues)
return err
}
case types.ActionAlterTable, types.ActionCreateTable:
// Prepare Alter/Create Table
query = strings.Replace(sqlSmt, tableName, restoreTable, -1)
db.Log.Info("msg", "SQL COMMAND", "sql", query)
if _, err = db.DB.Exec(query); err != nil {
db.Log.Info("msg", "Error executing alter/create table command ", "err", err, "value", sqlSmt)
return err
}
default:
// Invalid Action
db.Log.Info("msg", "invalid action", "value", action)
return fmt.Errorf("invalid row action %s", action)
}
}
return nil
} | go | func (db *SQLDB) RestoreDB(time time.Time, prefix string) error {
const yymmddhhmmss = "2006-01-02 15:04:05"
var pointers []interface{}
if prefix == "" {
return fmt.Errorf("error prefix mus not be empty")
}
// Get Restore DB query
query := db.DBAdapter.RestoreDBQuery()
strTime := time.Format(yymmddhhmmss)
db.Log.Info("msg", "RESTORING DB..................................")
// Open rows
db.Log.Info("msg", "open log", "query", query)
rows, err := db.DB.Query(query, strTime)
if err != nil {
db.Log.Info("msg", "error querying log", "err", err)
return err
}
defer rows.Close()
// For each row returned
for rows.Next() {
var tableName, sqlSmt, sqlValues string
var action types.DBAction
if err = rows.Scan(&tableName, &action, &sqlSmt, &sqlValues); err != nil {
db.Log.Info("msg", "error scanning table structure", "err", err)
return err
}
if err = rows.Err(); err != nil {
db.Log.Info("msg", "error scanning table structure", "err", err)
return err
}
restoreTable := fmt.Sprintf("%s_%s", prefix, tableName)
switch action {
case types.ActionUpsert, types.ActionDelete:
// get row values
if pointers, err = db.getValuesFromJSON(sqlValues); err != nil {
db.Log.Info("msg", "error unmarshaling json", "err", err, "value", sqlValues)
return err
}
// Prepare Upsert/delete
query = strings.Replace(sqlSmt, tableName, restoreTable, -1)
db.Log.Info("msg", "SQL COMMAND", "sql", query)
if _, err = db.DB.Exec(query, pointers...); err != nil {
db.Log.Info("msg", "Error executing upsert/delete ", "err", err, "value", sqlSmt, "data", sqlValues)
return err
}
case types.ActionAlterTable, types.ActionCreateTable:
// Prepare Alter/Create Table
query = strings.Replace(sqlSmt, tableName, restoreTable, -1)
db.Log.Info("msg", "SQL COMMAND", "sql", query)
if _, err = db.DB.Exec(query); err != nil {
db.Log.Info("msg", "Error executing alter/create table command ", "err", err, "value", sqlSmt)
return err
}
default:
// Invalid Action
db.Log.Info("msg", "invalid action", "value", action)
return fmt.Errorf("invalid row action %s", action)
}
}
return nil
} | [
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"}"
] | // RestoreDB restores the DB to a given moment in time | [
"RestoreDB",
"restores",
"the",
"DB",
"to",
"a",
"given",
"moment",
"in",
"time"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/sqldb/sqldb.go#L505-L580 | train |
hyperledger/burrow | storage/immutable_forest.go | Reader | func (imf *ImmutableForest) Reader(prefix []byte) (KVCallbackIterableReader, error) {
return imf.tree(prefix)
} | go | func (imf *ImmutableForest) Reader(prefix []byte) (KVCallbackIterableReader, error) {
return imf.tree(prefix)
} | [
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"Get",
"the",
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"at",
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/storage/immutable_forest.go#L69-L71 | train |
hyperledger/burrow | storage/immutable_forest.go | tree | func (imf *ImmutableForest) tree(prefix []byte) (*RWTree, error) {
// Try cache
if value, ok := imf.treeCache.Get(string(prefix)); ok {
return value.(*RWTree), nil
}
// Not in caches but non-negative version - we should be able to load into memory
return imf.loadOrCreateTree(prefix)
} | go | func (imf *ImmutableForest) tree(prefix []byte) (*RWTree, error) {
// Try cache
if value, ok := imf.treeCache.Get(string(prefix)); ok {
return value.(*RWTree), nil
}
// Not in caches but non-negative version - we should be able to load into memory
return imf.loadOrCreateTree(prefix)
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/storage/immutable_forest.go#L74-L81 | train |
hyperledger/burrow | storage/immutable_forest.go | newTree | func (imf *ImmutableForest) newTree(prefix []byte) *RWTree {
p := string(prefix)
tree := NewRWTree(NewPrefixDB(imf.treeDB, p), imf.cacheSize)
imf.treeCache.Add(p, tree)
return tree
} | go | func (imf *ImmutableForest) newTree(prefix []byte) *RWTree {
p := string(prefix)
tree := NewRWTree(NewPrefixDB(imf.treeDB, p), imf.cacheSize)
imf.treeCache.Add(p, tree)
return tree
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/storage/immutable_forest.go#L114-L119 | train |
hyperledger/burrow | deploy/def/rule/rules.go | stripBraces | func stripBraces(str string) string {
bs := []byte(str)
const lb = byte('{')
const rb = byte('}')
start := 0
for i := 0; i < len(bs); i++ {
switch bs[i] {
case lb:
start = i + 1
case rb:
return `\$` + str[start:i]
}
}
return str[start:]
} | go | func stripBraces(str string) string {
bs := []byte(str)
const lb = byte('{')
const rb = byte('}')
start := 0
for i := 0; i < len(bs); i++ {
switch bs[i] {
case lb:
start = i + 1
case rb:
return `\$` + str[start:i]
}
}
return str[start:]
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/deploy/def/rule/rules.go#L76-L90 | train |
hyperledger/burrow | deploy/def/rule/rules.go | IsOmitted | func IsOmitted(value interface{}) bool {
value, isNil := validation.Indirect(value)
if isNil || validation.IsEmpty(value) {
return true
}
// Accept and empty slice or map
length, err := validation.LengthOfValue(value)
if err == nil && length == 0 {
return true
}
return false
} | go | func IsOmitted(value interface{}) bool {
value, isNil := validation.Indirect(value)
if isNil || validation.IsEmpty(value) {
return true
}
// Accept and empty slice or map
length, err := validation.LengthOfValue(value)
if err == nil && length == 0 {
return true
}
return false
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/deploy/def/rule/rules.go#L171-L182 | train |
hyperledger/burrow | util/fs.go | EnsureDir | func EnsureDir(dir string, mode os.FileMode) error {
if fileOptions, err := os.Stat(dir); os.IsNotExist(err) {
if errMake := os.MkdirAll(dir, mode); errMake != nil {
return fmt.Errorf("Could not create directory %s. %v", dir, err)
}
} else if err != nil {
return fmt.Errorf("Error asserting directory %s: %v", dir, err)
} else if !fileOptions.IsDir() {
return fmt.Errorf("Path already exists as a file: %s", dir)
}
return nil
} | go | func EnsureDir(dir string, mode os.FileMode) error {
if fileOptions, err := os.Stat(dir); os.IsNotExist(err) {
if errMake := os.MkdirAll(dir, mode); errMake != nil {
return fmt.Errorf("Could not create directory %s. %v", dir, err)
}
} else if err != nil {
return fmt.Errorf("Error asserting directory %s: %v", dir, err)
} else if !fileOptions.IsDir() {
return fmt.Errorf("Path already exists as a file: %s", dir)
}
return nil
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] | // Ensure the directory exists or create it if needed. | [
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"if",
"needed",
"."
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/util/fs.go#L24-L35 | train |
hyperledger/burrow | util/fs.go | IsDir | func IsDir(directory string) bool {
fileInfo, err := os.Stat(directory)
if err != nil {
return false
}
return fileInfo.IsDir()
} | go | func IsDir(directory string) bool {
fileInfo, err := os.Stat(directory)
if err != nil {
return false
}
return fileInfo.IsDir()
} | [
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"}",
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"fileInfo",
".",
"IsDir",
"(",
")",
"\n",
"}"
] | // Check whether the provided directory exists | [
"Check",
"whether",
"the",
"provided",
"directory",
"exists"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/util/fs.go#L38-L44 | train |
hyperledger/burrow | keys/mock/key.go | MonaxKeysJSON | func (key *Key) MonaxKeysJSON() string {
jsonKey := plainKeyJSON{
Address: key.Address.String(),
Type: "ed25519",
PrivateKey: PrivateKeyplainKeyJSON{Plain: key.PrivateKey},
}
bs, err := json.Marshal(jsonKey)
if err != nil {
return errors.Wrap(err, "could not create monax key json").Error()
}
return string(bs)
} | go | func (key *Key) MonaxKeysJSON() string {
jsonKey := plainKeyJSON{
Address: key.Address.String(),
Type: "ed25519",
PrivateKey: PrivateKeyplainKeyJSON{Plain: key.PrivateKey},
}
bs, err := json.Marshal(jsonKey)
if err != nil {
return errors.Wrap(err, "could not create monax key json").Error()
}
return string(bs)
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/keys/mock/key.go#L87-L98 | train |
hyperledger/burrow | execution/evm/snative.go | NewSNativeContract | func NewSNativeContract(comment, name string,
functions ...*SNativeFunctionDescription) *SNativeContractDescription {
functionsByID := make(map[abi.FunctionID]*SNativeFunctionDescription, len(functions))
for _, f := range functions {
f.Abi = *abi.SpecFromStructReflect(f.Name, f.Arguments, f.Returns)
fid := f.Abi.FunctionID
otherF, ok := functionsByID[fid]
if ok {
panic(fmt.Errorf("function with ID %x already defined: %s", fid, otherF.Signature()))
}
functionsByID[fid] = f
}
return &SNativeContractDescription{
Comment: comment,
Name: name,
functionsByID: functionsByID,
functions: functions,
}
} | go | func NewSNativeContract(comment, name string,
functions ...*SNativeFunctionDescription) *SNativeContractDescription {
functionsByID := make(map[abi.FunctionID]*SNativeFunctionDescription, len(functions))
for _, f := range functions {
f.Abi = *abi.SpecFromStructReflect(f.Name, f.Arguments, f.Returns)
fid := f.Abi.FunctionID
otherF, ok := functionsByID[fid]
if ok {
panic(fmt.Errorf("function with ID %x already defined: %s", fid, otherF.Signature()))
}
functionsByID[fid] = f
}
return &SNativeContractDescription{
Comment: comment,
Name: name,
functionsByID: functionsByID,
functions: functions,
}
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/execution/evm/snative.go#L190-L210 | train |
hyperledger/burrow | execution/evm/snative.go | Dispatch | func (contract *SNativeContractDescription) Dispatch(st Interface, caller crypto.Address,
args []byte, gas *uint64, logger *logging.Logger) (output []byte, err error) {
logger = logger.With(structure.ScopeKey, "Dispatch", "contract_name", contract.Name)
if len(args) < abi.FunctionIDSize {
return nil, errors.ErrorCodef(errors.ErrorCodeNativeFunction,
"SNatives dispatch requires a 4-byte function identifier but arguments are only %v bytes long",
len(args))
}
var id abi.FunctionID
copy(id[:], args)
function, err := contract.FunctionByID(id)
if err != nil {
return nil, err
}
logger.TraceMsg("Dispatching to function",
"caller", caller,
"function_name", function.Name)
remainingArgs := args[abi.FunctionIDSize:]
// check if we have permission to call this function
if !HasPermission(st, caller, function.PermFlag) {
return nil, errors.LacksSNativePermission{Address: caller, SNative: function.Name}
}
nativeArgs := reflect.New(function.Arguments).Interface()
err = abi.UnpackIntoStruct(function.Abi.Inputs, remainingArgs, nativeArgs)
if err != nil {
return nil, err
}
nativeRets, err := function.F(st, caller, gas, logger, nativeArgs)
if err != nil {
return nil, err
}
err = st.Error()
if err != nil {
return nil, fmt.Errorf("state error in %v: %v", function, err)
}
return abi.PackIntoStruct(function.Abi.Outputs, nativeRets)
} | go | func (contract *SNativeContractDescription) Dispatch(st Interface, caller crypto.Address,
args []byte, gas *uint64, logger *logging.Logger) (output []byte, err error) {
logger = logger.With(structure.ScopeKey, "Dispatch", "contract_name", contract.Name)
if len(args) < abi.FunctionIDSize {
return nil, errors.ErrorCodef(errors.ErrorCodeNativeFunction,
"SNatives dispatch requires a 4-byte function identifier but arguments are only %v bytes long",
len(args))
}
var id abi.FunctionID
copy(id[:], args)
function, err := contract.FunctionByID(id)
if err != nil {
return nil, err
}
logger.TraceMsg("Dispatching to function",
"caller", caller,
"function_name", function.Name)
remainingArgs := args[abi.FunctionIDSize:]
// check if we have permission to call this function
if !HasPermission(st, caller, function.PermFlag) {
return nil, errors.LacksSNativePermission{Address: caller, SNative: function.Name}
}
nativeArgs := reflect.New(function.Arguments).Interface()
err = abi.UnpackIntoStruct(function.Abi.Inputs, remainingArgs, nativeArgs)
if err != nil {
return nil, err
}
nativeRets, err := function.F(st, caller, gas, logger, nativeArgs)
if err != nil {
return nil, err
}
err = st.Error()
if err != nil {
return nil, fmt.Errorf("state error in %v: %v", function, err)
}
return abi.PackIntoStruct(function.Abi.Outputs, nativeRets)
} | [
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] | // This function is designed to be called from the EVM once a SNative contract
// has been selected. It is also placed in a registry by registerSNativeContracts
// So it can be looked up by SNative address | [
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hyperledger/burrow | execution/evm/snative.go | Address | func (contract *SNativeContractDescription) Address() (address crypto.Address) {
hash := sha3.Sha3([]byte(contract.Name))
copy(address[:], hash[len(hash)-crypto.AddressLength:])
return
} | go | func (contract *SNativeContractDescription) Address() (address crypto.Address) {
hash := sha3.Sha3([]byte(contract.Name))
copy(address[:], hash[len(hash)-crypto.AddressLength:])
return
} | [
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// hash of its name | [
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hyperledger/burrow | execution/evm/snative.go | FunctionByID | func (contract *SNativeContractDescription) FunctionByID(id abi.FunctionID) (*SNativeFunctionDescription, errors.CodedError) {
f, ok := contract.functionsByID[id]
if !ok {
return nil,
errors.ErrorCodef(errors.ErrorCodeNativeFunction, "unknown SNative function with ID %x", id)
}
return f, nil
} | go | func (contract *SNativeContractDescription) FunctionByID(id abi.FunctionID) (*SNativeFunctionDescription, errors.CodedError) {
f, ok := contract.functionsByID[id]
if !ok {
return nil,
errors.ErrorCodef(errors.ErrorCodeNativeFunction, "unknown SNative function with ID %x", id)
}
return f, nil
} | [
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] | // Get function by calling identifier FunctionSelector | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/execution/evm/snative.go#L271-L278 | train |
hyperledger/burrow | execution/evm/snative.go | FunctionByName | func (contract *SNativeContractDescription) FunctionByName(name string) (*SNativeFunctionDescription, error) {
for _, f := range contract.functions {
if f.Name == name {
return f, nil
}
}
return nil, fmt.Errorf("unknown SNative function with name %s", name)
} | go | func (contract *SNativeContractDescription) FunctionByName(name string) (*SNativeFunctionDescription, error) {
for _, f := range contract.functions {
if f.Name == name {
return f, nil
}
}
return nil, fmt.Errorf("unknown SNative function with name %s", name)
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/execution/evm/snative.go#L281-L288 | train |
hyperledger/burrow | execution/evm/snative.go | Functions | func (contract *SNativeContractDescription) Functions() []*SNativeFunctionDescription {
functions := make([]*SNativeFunctionDescription, len(contract.functions))
copy(functions, contract.functions)
return functions
} | go | func (contract *SNativeContractDescription) Functions() []*SNativeFunctionDescription {
functions := make([]*SNativeFunctionDescription, len(contract.functions))
copy(functions, contract.functions)
return functions
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/execution/evm/snative.go#L291-L295 | train |
hyperledger/burrow | execution/evm/snative.go | Signature | func (function *SNativeFunctionDescription) Signature() string {
argTypeNames := make([]string, len(function.Abi.Inputs))
for i, arg := range function.Abi.Inputs {
argTypeNames[i] = arg.EVM.GetSignature()
}
return fmt.Sprintf("%s(%s)", function.Name,
strings.Join(argTypeNames, ","))
} | go | func (function *SNativeFunctionDescription) Signature() string {
argTypeNames := make([]string, len(function.Abi.Inputs))
for i, arg := range function.Abi.Inputs {
argTypeNames[i] = arg.EVM.GetSignature()
}
return fmt.Sprintf("%s(%s)", function.Name,
strings.Join(argTypeNames, ","))
} | [
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] | //
// SNative functions
//
// Get function signature | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/execution/evm/snative.go#L302-L309 | train |
hyperledger/burrow | event/query/tags.go | AddTags | func (ct *CombinedTags) AddTags(concat bool, tagsList ...Tagged) {
for _, t := range tagsList {
for _, k := range t.Keys() {
if len(ct.ks[k]) == 0 {
ct.keys = append(ct.keys, k)
// Store reference to key-holder amongst Taggeds
ct.ks[k] = append(ct.ks[k], t)
} else if concat {
// Store additional tag reference only if concat, otherwise first key-holder wins
ct.ks[k] = append(ct.ks[k], t)
}
}
}
} | go | func (ct *CombinedTags) AddTags(concat bool, tagsList ...Tagged) {
for _, t := range tagsList {
for _, k := range t.Keys() {
if len(ct.ks[k]) == 0 {
ct.keys = append(ct.keys, k)
// Store reference to key-holder amongst Taggeds
ct.ks[k] = append(ct.ks[k], t)
} else if concat {
// Store additional tag reference only if concat, otherwise first key-holder wins
ct.ks[k] = append(ct.ks[k], t)
}
}
}
} | [
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// be concatenated or whether the first should value should stick | [
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hyperledger/burrow | config/source/source.go | SetSkip | func (cs *configSource) SetSkip(skip bool) ConfigProvider {
return &configSource{
skip: skip,
from: cs.from,
apply: cs.apply,
}
} | go | func (cs *configSource) SetSkip(skip bool) ConfigProvider {
return &configSource{
skip: skip,
from: cs.from,
apply: cs.apply,
}
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/config/source/source.go#L73-L79 | train |
hyperledger/burrow | config/source/source.go | XDGBaseDir | func XDGBaseDir(configFileName string) *configSource {
skip := false
// Look for config in standard XDG specified locations
configFile, err := xdgbasedir.GetConfigFileLocation(configFileName)
if err == nil {
_, err := os.Stat(configFile)
// Skip if config file does not exist at default location
skip = os.IsNotExist(err)
}
return &configSource{
skip: skip,
from: fmt.Sprintf("XDG base dir"),
apply: func(baseConfig interface{}) error {
if err != nil {
return err
}
return FromFile(configFile, baseConfig)
},
}
} | go | func XDGBaseDir(configFileName string) *configSource {
skip := false
// Look for config in standard XDG specified locations
configFile, err := xdgbasedir.GetConfigFileLocation(configFileName)
if err == nil {
_, err := os.Stat(configFile)
// Skip if config file does not exist at default location
skip = os.IsNotExist(err)
}
return &configSource{
skip: skip,
from: fmt.Sprintf("XDG base dir"),
apply: func(baseConfig interface{}) error {
if err != nil {
return err
}
return FromFile(configFile, baseConfig)
},
}
} | [
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] | // Try to find config by using XDG base dir spec | [
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"spec"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/config/source/source.go#L150-L169 | train |
hyperledger/burrow | config/source/source.go | Environment | func Environment(key string) *configSource {
configString := os.Getenv(key)
return &configSource{
skip: configString == "",
from: fmt.Sprintf("'%s' environment variable", key),
apply: func(baseConfig interface{}) error {
return FromString(configString, baseConfig)
},
}
} | go | func Environment(key string) *configSource {
configString := os.Getenv(key)
return &configSource{
skip: configString == "",
from: fmt.Sprintf("'%s' environment variable", key),
apply: func(baseConfig interface{}) error {
return FromString(configString, baseConfig)
},
}
} | [
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] | // Source from a single environment variable with config embedded in JSON | [
"Source",
"from",
"a",
"single",
"environment",
"variable",
"with",
"config",
"embedded",
"in",
"JSON"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/config/source/source.go#L172-L181 | train |
hyperledger/burrow | config/source/source.go | DeepCopy | func DeepCopy(conf interface{}) (interface{}, error) {
// Create a zero value
confCopy := reflect.New(reflect.TypeOf(conf).Elem()).Interface()
// Perform a merge into that value to effect the copy
err := mergo.Merge(confCopy, conf)
if err != nil {
return nil, err
}
return confCopy, nil
} | go | func DeepCopy(conf interface{}) (interface{}, error) {
// Create a zero value
confCopy := reflect.New(reflect.TypeOf(conf).Elem()).Interface()
// Perform a merge into that value to effect the copy
err := mergo.Merge(confCopy, conf)
if err != nil {
return nil, err
}
return confCopy, nil
} | [
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hyperledger/burrow | vent/sqlsol/projection.go | NewProjectionFromBytes | func NewProjectionFromBytes(bs []byte) (*Projection, error) {
eventSpec := types.EventSpec{}
err := ValidateJSONEventSpec(bs)
if err != nil {
return nil, err
}
err = json.Unmarshal(bs, &eventSpec)
if err != nil {
return nil, errors.Wrap(err, "Error unmarshalling eventSpec")
}
return NewProjectionFromEventSpec(eventSpec)
} | go | func NewProjectionFromBytes(bs []byte) (*Projection, error) {
eventSpec := types.EventSpec{}
err := ValidateJSONEventSpec(bs)
if err != nil {
return nil, err
}
err = json.Unmarshal(bs, &eventSpec)
if err != nil {
return nil, errors.Wrap(err, "Error unmarshalling eventSpec")
}
return NewProjectionFromEventSpec(eventSpec)
} | [
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hyperledger/burrow | vent/sqlsol/projection.go | NewProjectionFromFolder | func NewProjectionFromFolder(specFileOrDirs ...string) (*Projection, error) {
eventSpec := types.EventSpec{}
const errHeader = "NewProjectionFromFolder():"
for _, dir := range specFileOrDirs {
err := filepath.Walk(dir, func(path string, _ os.FileInfo, err error) error {
if err != nil {
return fmt.Errorf("error walking event spec files location '%s': %v", dir, err)
}
if filepath.Ext(path) == ".json" {
bs, err := readFile(path)
if err != nil {
return fmt.Errorf("error reading spec file '%s': %v", path, err)
}
err = ValidateJSONEventSpec(bs)
if err != nil {
return fmt.Errorf("could not validate spec file '%s': %v", path, err)
}
fileEventSpec := types.EventSpec{}
err = json.Unmarshal(bs, &fileEventSpec)
if err != nil {
return fmt.Errorf("error reading spec file '%s': %v", path, err)
}
eventSpec = append(eventSpec, fileEventSpec...)
}
return nil
})
if err != nil {
return nil, fmt.Errorf("%s %v", errHeader, err)
}
}
return NewProjectionFromEventSpec(eventSpec)
} | go | func NewProjectionFromFolder(specFileOrDirs ...string) (*Projection, error) {
eventSpec := types.EventSpec{}
const errHeader = "NewProjectionFromFolder():"
for _, dir := range specFileOrDirs {
err := filepath.Walk(dir, func(path string, _ os.FileInfo, err error) error {
if err != nil {
return fmt.Errorf("error walking event spec files location '%s': %v", dir, err)
}
if filepath.Ext(path) == ".json" {
bs, err := readFile(path)
if err != nil {
return fmt.Errorf("error reading spec file '%s': %v", path, err)
}
err = ValidateJSONEventSpec(bs)
if err != nil {
return fmt.Errorf("could not validate spec file '%s': %v", path, err)
}
fileEventSpec := types.EventSpec{}
err = json.Unmarshal(bs, &fileEventSpec)
if err != nil {
return fmt.Errorf("error reading spec file '%s': %v", path, err)
}
eventSpec = append(eventSpec, fileEventSpec...)
}
return nil
})
if err != nil {
return nil, fmt.Errorf("%s %v", errHeader, err)
}
}
return NewProjectionFromEventSpec(eventSpec)
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hyperledger/burrow | vent/sqlsol/projection.go | NewProjectionFromEventSpec | func NewProjectionFromEventSpec(eventSpec types.EventSpec) (*Projection, error) {
// builds abi information from specification
tables := make(types.EventTables)
// obtain global field mappings to add to table definitions
globalFieldMappings := getGlobalFieldMappings()
for _, eventClass := range eventSpec {
// validate json structure
if err := eventClass.Validate(); err != nil {
return nil, fmt.Errorf("validation error on %v: %v", eventClass, err)
}
// build columns mapping
var columns []*types.SQLTableColumn
channels := make(map[string][]string)
// Add the global mappings
eventClass.FieldMappings = append(globalFieldMappings, eventClass.FieldMappings...)
i := 0
for _, mapping := range eventClass.FieldMappings {
sqlType, sqlTypeLength, err := getSQLType(mapping.Type, mapping.BytesToString)
if err != nil {
return nil, err
}
i++
// Update channels broadcast payload subsets with this column
for _, channel := range mapping.Notify {
channels[channel] = append(channels[channel], mapping.ColumnName)
}
columns = append(columns, &types.SQLTableColumn{
Name: mapping.ColumnName,
Type: sqlType,
Primary: mapping.Primary,
Length: sqlTypeLength,
})
}
// Allow for compatible composition of tables
var err error
tables[eventClass.TableName], err = mergeTables(tables[eventClass.TableName],
&types.SQLTable{
Name: eventClass.TableName,
NotifyChannels: channels,
Columns: columns,
})
if err != nil {
return nil, err
}
}
// check if there are duplicated duplicated column names (for a given table)
colName := make(map[string]int)
for _, table := range tables {
for _, column := range table.Columns {
colName[table.Name+column.Name]++
if colName[table.Name+column.Name] > 1 {
return nil, fmt.Errorf("duplicated column name: '%s' in table '%s'", column.Name, table.Name)
}
}
}
return &Projection{
Tables: tables,
EventSpec: eventSpec,
}, nil
} | go | func NewProjectionFromEventSpec(eventSpec types.EventSpec) (*Projection, error) {
// builds abi information from specification
tables := make(types.EventTables)
// obtain global field mappings to add to table definitions
globalFieldMappings := getGlobalFieldMappings()
for _, eventClass := range eventSpec {
// validate json structure
if err := eventClass.Validate(); err != nil {
return nil, fmt.Errorf("validation error on %v: %v", eventClass, err)
}
// build columns mapping
var columns []*types.SQLTableColumn
channels := make(map[string][]string)
// Add the global mappings
eventClass.FieldMappings = append(globalFieldMappings, eventClass.FieldMappings...)
i := 0
for _, mapping := range eventClass.FieldMappings {
sqlType, sqlTypeLength, err := getSQLType(mapping.Type, mapping.BytesToString)
if err != nil {
return nil, err
}
i++
// Update channels broadcast payload subsets with this column
for _, channel := range mapping.Notify {
channels[channel] = append(channels[channel], mapping.ColumnName)
}
columns = append(columns, &types.SQLTableColumn{
Name: mapping.ColumnName,
Type: sqlType,
Primary: mapping.Primary,
Length: sqlTypeLength,
})
}
// Allow for compatible composition of tables
var err error
tables[eventClass.TableName], err = mergeTables(tables[eventClass.TableName],
&types.SQLTable{
Name: eventClass.TableName,
NotifyChannels: channels,
Columns: columns,
})
if err != nil {
return nil, err
}
}
// check if there are duplicated duplicated column names (for a given table)
colName := make(map[string]int)
for _, table := range tables {
for _, column := range table.Columns {
colName[table.Name+column.Name]++
if colName[table.Name+column.Name] > 1 {
return nil, fmt.Errorf("duplicated column name: '%s' in table '%s'", column.Name, table.Name)
}
}
}
return &Projection{
Tables: tables,
EventSpec: eventSpec,
}, nil
} | [
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// and returns a pointer to a filled projection structure
// that contains event types mapped to SQL column types
// and Event tables structures with table and columns info | [
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hyperledger/burrow | vent/sqlsol/projection.go | GetColumn | func (p *Projection) GetColumn(tableName, columnName string) (*types.SQLTableColumn, error) {
if table, ok := p.Tables[tableName]; ok {
column := table.GetColumn(columnName)
if column == nil {
return nil, fmt.Errorf("GetColumn: table '%s' has no column '%s'",
tableName, columnName)
}
return column, nil
}
return nil, fmt.Errorf("GetColumn: table does not exist projection: %s ", tableName)
} | go | func (p *Projection) GetColumn(tableName, columnName string) (*types.SQLTableColumn, error) {
if table, ok := p.Tables[tableName]; ok {
column := table.GetColumn(columnName)
if column == nil {
return nil, fmt.Errorf("GetColumn: table '%s' has no column '%s'",
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}
return column, nil
}
return nil, fmt.Errorf("GetColumn: table does not exist projection: %s ", tableName)
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hyperledger/burrow | vent/sqlsol/projection.go | readFile | func readFile(file string) ([]byte, error) {
theFile, err := os.Open(file)
if err != nil {
return nil, err
}
defer theFile.Close()
byteValue, err := ioutil.ReadAll(theFile)
if err != nil {
return nil, err
}
return byteValue, nil
} | go | func readFile(file string) ([]byte, error) {
theFile, err := os.Open(file)
if err != nil {
return nil, err
}
defer theFile.Close()
byteValue, err := ioutil.ReadAll(theFile)
if err != nil {
return nil, err
}
return byteValue, nil
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] | // readFile opens a given file and reads it contents into a stream of bytes | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/sqlsol/projection.go#L194-L207 | train |
hyperledger/burrow | vent/sqlsol/projection.go | getSQLType | func getSQLType(evmSignature string, bytesToString bool) (types.SQLColumnType, int, error) {
evmSignature = strings.ToLower(evmSignature)
re := regexp.MustCompile("[0-9]+")
typeSize, _ := strconv.Atoi(re.FindString(evmSignature))
switch {
// solidity address => sql varchar
case evmSignature == types.EventFieldTypeAddress:
return types.SQLColumnTypeVarchar, 40, nil
// solidity bool => sql bool
case evmSignature == types.EventFieldTypeBool:
return types.SQLColumnTypeBool, 0, nil
// solidity bytes => sql bytes
// bytesToString == true means there is a string in there so => sql varchar
case strings.HasPrefix(evmSignature, types.EventFieldTypeBytes):
if bytesToString {
return types.SQLColumnTypeVarchar, 40, nil
} else {
return types.SQLColumnTypeByteA, 0, nil
}
// solidity string => sql text
case evmSignature == types.EventFieldTypeString:
return types.SQLColumnTypeText, 0, nil
// solidity int or int256 => sql bigint
// solidity int <= 32 => sql int
// solidity int > 32 => sql numeric
case strings.HasPrefix(evmSignature, types.EventFieldTypeInt):
if typeSize == 0 || typeSize == 256 {
return types.SQLColumnTypeBigInt, 0, nil
}
if typeSize <= 32 {
return types.SQLColumnTypeInt, 0, nil
} else {
return types.SQLColumnTypeNumeric, 0, nil
}
// solidity uint or uint256 => sql bigint
// solidity uint <= 16 => sql int
// solidity uint > 16 => sql numeric
case strings.HasPrefix(evmSignature, types.EventFieldTypeUInt):
if typeSize == 0 || typeSize == 256 {
return types.SQLColumnTypeBigInt, 0, nil
}
if typeSize <= 16 {
return types.SQLColumnTypeInt, 0, nil
} else {
return types.SQLColumnTypeNumeric, 0, nil
}
default:
return -1, 0, fmt.Errorf("Don't know how to map evmSignature: %s ", evmSignature)
}
} | go | func getSQLType(evmSignature string, bytesToString bool) (types.SQLColumnType, int, error) {
evmSignature = strings.ToLower(evmSignature)
re := regexp.MustCompile("[0-9]+")
typeSize, _ := strconv.Atoi(re.FindString(evmSignature))
switch {
// solidity address => sql varchar
case evmSignature == types.EventFieldTypeAddress:
return types.SQLColumnTypeVarchar, 40, nil
// solidity bool => sql bool
case evmSignature == types.EventFieldTypeBool:
return types.SQLColumnTypeBool, 0, nil
// solidity bytes => sql bytes
// bytesToString == true means there is a string in there so => sql varchar
case strings.HasPrefix(evmSignature, types.EventFieldTypeBytes):
if bytesToString {
return types.SQLColumnTypeVarchar, 40, nil
} else {
return types.SQLColumnTypeByteA, 0, nil
}
// solidity string => sql text
case evmSignature == types.EventFieldTypeString:
return types.SQLColumnTypeText, 0, nil
// solidity int or int256 => sql bigint
// solidity int <= 32 => sql int
// solidity int > 32 => sql numeric
case strings.HasPrefix(evmSignature, types.EventFieldTypeInt):
if typeSize == 0 || typeSize == 256 {
return types.SQLColumnTypeBigInt, 0, nil
}
if typeSize <= 32 {
return types.SQLColumnTypeInt, 0, nil
} else {
return types.SQLColumnTypeNumeric, 0, nil
}
// solidity uint or uint256 => sql bigint
// solidity uint <= 16 => sql int
// solidity uint > 16 => sql numeric
case strings.HasPrefix(evmSignature, types.EventFieldTypeUInt):
if typeSize == 0 || typeSize == 256 {
return types.SQLColumnTypeBigInt, 0, nil
}
if typeSize <= 16 {
return types.SQLColumnTypeInt, 0, nil
} else {
return types.SQLColumnTypeNumeric, 0, nil
}
default:
return -1, 0, fmt.Errorf("Don't know how to map evmSignature: %s ", evmSignature)
}
} | [
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] | // getSQLType maps event input types with corresponding SQL column types
// takes into account related solidity types info and element indexed or hashed | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/sqlsol/projection.go#L211-L261 | train |
hyperledger/burrow | vent/sqlsol/projection.go | getGlobalFieldMappings | func getGlobalFieldMappings() []*types.EventFieldMapping {
return []*types.EventFieldMapping{
{
ColumnName: types.SQLColumnLabelHeight,
Field: types.BlockHeightLabel,
Type: types.EventFieldTypeString,
},
{
ColumnName: types.SQLColumnLabelTxHash,
Field: types.TxTxHashLabel,
Type: types.EventFieldTypeString,
},
{
ColumnName: types.SQLColumnLabelEventType,
Field: types.EventTypeLabel,
Type: types.EventFieldTypeString,
},
{
ColumnName: types.SQLColumnLabelEventName,
Field: types.EventNameLabel,
Type: types.EventFieldTypeString,
},
}
} | go | func getGlobalFieldMappings() []*types.EventFieldMapping {
return []*types.EventFieldMapping{
{
ColumnName: types.SQLColumnLabelHeight,
Field: types.BlockHeightLabel,
Type: types.EventFieldTypeString,
},
{
ColumnName: types.SQLColumnLabelTxHash,
Field: types.TxTxHashLabel,
Type: types.EventFieldTypeString,
},
{
ColumnName: types.SQLColumnLabelEventType,
Field: types.EventTypeLabel,
Type: types.EventFieldTypeString,
},
{
ColumnName: types.SQLColumnLabelEventName,
Field: types.EventNameLabel,
Type: types.EventFieldTypeString,
},
}
} | [
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] | // getGlobalColumns returns global columns for event table structures,
// these columns will be part of every SQL event table to relate data with source events | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/vent/sqlsol/projection.go#L265-L288 | train |
hyperledger/burrow | acm/account.go | Copy | func (acc *Account) Copy() *Account {
if acc == nil {
return nil
}
accCopy := *acc
accCopy.Permissions.Roles = make([]string, len(acc.Permissions.Roles))
copy(accCopy.Permissions.Roles, acc.Permissions.Roles)
return &accCopy
} | go | func (acc *Account) Copy() *Account {
if acc == nil {
return nil
}
accCopy := *acc
accCopy.Permissions.Roles = make([]string, len(acc.Permissions.Roles))
copy(accCopy.Permissions.Roles, acc.Permissions.Roles)
return &accCopy
} | [
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hyperledger/burrow | genesis/spec/genesis_spec.go | GenesisDoc | func (gs *GenesisSpec) GenesisDoc(keyClient keys.KeyClient, generateNodeKeys bool) (*genesis.GenesisDoc, error) {
genesisDoc := new(genesis.GenesisDoc)
if gs.GenesisTime == nil {
genesisDoc.GenesisTime = time.Now()
} else {
genesisDoc.GenesisTime = *gs.GenesisTime
}
if gs.ChainName == "" {
genesisDoc.ChainName = fmt.Sprintf("BurrowChain_%X", gs.ShortHash())
} else {
genesisDoc.ChainName = gs.ChainName
}
if gs.Params.ProposalThreshold != 0 {
genesisDoc.Params.ProposalThreshold = DefaultProposalThreshold
}
if len(gs.GlobalPermissions) == 0 {
genesisDoc.GlobalPermissions = permission.DefaultAccountPermissions.Clone()
} else {
basePerms, err := permission.BasePermissionsFromStringList(gs.GlobalPermissions)
if err != nil {
return nil, err
}
genesisDoc.GlobalPermissions = permission.AccountPermissions{
Base: basePerms,
}
}
templateAccounts := gs.Accounts
if len(gs.Accounts) == 0 {
templateAccounts = append(templateAccounts, TemplateAccount{
Amounts: balance.New().Power(DefaultPower),
})
}
for i, templateAccount := range templateAccounts {
account, err := templateAccount.GenesisAccount(keyClient, i)
if err != nil {
return nil, fmt.Errorf("could not create Account from template: %v", err)
}
genesisDoc.Accounts = append(genesisDoc.Accounts, *account)
if templateAccount.Balances().HasPower() {
// Note this does not modify the input template
templateAccount.Address = &account.Address
validator, err := templateAccount.Validator(keyClient, i, generateNodeKeys)
if err != nil {
return nil, fmt.Errorf("could not create Validator from template: %v", err)
}
genesisDoc.Validators = append(genesisDoc.Validators, *validator)
}
}
return genesisDoc, nil
} | go | func (gs *GenesisSpec) GenesisDoc(keyClient keys.KeyClient, generateNodeKeys bool) (*genesis.GenesisDoc, error) {
genesisDoc := new(genesis.GenesisDoc)
if gs.GenesisTime == nil {
genesisDoc.GenesisTime = time.Now()
} else {
genesisDoc.GenesisTime = *gs.GenesisTime
}
if gs.ChainName == "" {
genesisDoc.ChainName = fmt.Sprintf("BurrowChain_%X", gs.ShortHash())
} else {
genesisDoc.ChainName = gs.ChainName
}
if gs.Params.ProposalThreshold != 0 {
genesisDoc.Params.ProposalThreshold = DefaultProposalThreshold
}
if len(gs.GlobalPermissions) == 0 {
genesisDoc.GlobalPermissions = permission.DefaultAccountPermissions.Clone()
} else {
basePerms, err := permission.BasePermissionsFromStringList(gs.GlobalPermissions)
if err != nil {
return nil, err
}
genesisDoc.GlobalPermissions = permission.AccountPermissions{
Base: basePerms,
}
}
templateAccounts := gs.Accounts
if len(gs.Accounts) == 0 {
templateAccounts = append(templateAccounts, TemplateAccount{
Amounts: balance.New().Power(DefaultPower),
})
}
for i, templateAccount := range templateAccounts {
account, err := templateAccount.GenesisAccount(keyClient, i)
if err != nil {
return nil, fmt.Errorf("could not create Account from template: %v", err)
}
genesisDoc.Accounts = append(genesisDoc.Accounts, *account)
if templateAccount.Balances().HasPower() {
// Note this does not modify the input template
templateAccount.Address = &account.Address
validator, err := templateAccount.Validator(keyClient, i, generateNodeKeys)
if err != nil {
return nil, fmt.Errorf("could not create Validator from template: %v", err)
}
genesisDoc.Validators = append(genesisDoc.Validators, *validator)
}
}
return genesisDoc, nil
} | [
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"nil",
"\n",
"}"
] | // Produce a fully realised GenesisDoc from a template GenesisDoc that may omit values | [
"Produce",
"a",
"fully",
"realised",
"GenesisDoc",
"from",
"a",
"template",
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"values"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/genesis/spec/genesis_spec.go#L50-L106 | train |
hyperledger/burrow | acm/validator/set.go | SetPower | func (vs *Set) SetPower(id crypto.PublicKey, power *big.Int) error {
vs.ChangePower(id, power)
return nil
} | go | func (vs *Set) SetPower(id crypto.PublicKey, power *big.Int) error {
vs.ChangePower(id, power)
return nil
} | [
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hyperledger/burrow | acm/validator/set.go | ChangePower | func (vs *Set) ChangePower(id crypto.PublicKey, power *big.Int) *big.Int {
address := id.GetAddress()
// Calculate flow into this validator (positive means in, negative means out)
flow := vs.Flow(id, power)
vs.totalPower.Add(vs.totalPower, flow)
if vs.trim && power.Sign() == 0 {
delete(vs.publicKeys, address)
delete(vs.powers, address)
} else {
vs.publicKeys[address] = crypto.NewAddressable(id)
vs.powers[address] = new(big.Int).Set(power)
}
return flow
} | go | func (vs *Set) ChangePower(id crypto.PublicKey, power *big.Int) *big.Int {
address := id.GetAddress()
// Calculate flow into this validator (positive means in, negative means out)
flow := vs.Flow(id, power)
vs.totalPower.Add(vs.totalPower, flow)
if vs.trim && power.Sign() == 0 {
delete(vs.publicKeys, address)
delete(vs.powers, address)
} else {
vs.publicKeys[address] = crypto.NewAddressable(id)
vs.powers[address] = new(big.Int).Set(power)
}
return flow
} | [
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hyperledger/burrow | acm/validator/set.go | Flow | func (vs *Set) Flow(id crypto.PublicKey, power *big.Int) *big.Int {
return new(big.Int).Sub(power, vs.GetPower(id.GetAddress()))
} | go | func (vs *Set) Flow(id crypto.PublicKey, power *big.Int) *big.Int {
return new(big.Int).Sub(power, vs.GetPower(id.GetAddress()))
} | [
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hyperledger/burrow | acm/validator/set.go | MaybePower | func (vs *Set) MaybePower(id crypto.Address) *big.Int {
if vs.powers[id] == nil {
return nil
}
return new(big.Int).Set(vs.powers[id])
} | go | func (vs *Set) MaybePower(id crypto.Address) *big.Int {
if vs.powers[id] == nil {
return nil
}
return new(big.Int).Set(vs.powers[id])
} | [
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hyperledger/burrow | acm/validator/set.go | Power | func (vs *Set) Power(id crypto.Address) (*big.Int, error) {
return vs.GetPower(id), nil
} | go | func (vs *Set) Power(id crypto.Address) (*big.Int, error) {
return vs.GetPower(id), nil
} | [
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hyperledger/burrow | acm/validator/set.go | Equal | func (vs *Set) Equal(vsOther *Set) error {
if vs.Size() != vsOther.Size() {
return fmt.Errorf("set size %d != other set size %d", vs.Size(), vsOther.Size())
}
// Stop iteration IFF we find a non-matching validator
return vs.IterateValidators(func(id crypto.Addressable, power *big.Int) error {
otherPower := vsOther.GetPower(id.GetAddress())
if otherPower.Cmp(power) != 0 {
return fmt.Errorf("set power %d != other set power %d", power, otherPower)
}
return nil
})
} | go | func (vs *Set) Equal(vsOther *Set) error {
if vs.Size() != vsOther.Size() {
return fmt.Errorf("set size %d != other set size %d", vs.Size(), vsOther.Size())
}
// Stop iteration IFF we find a non-matching validator
return vs.IterateValidators(func(id crypto.Addressable, power *big.Int) error {
otherPower := vsOther.GetPower(id.GetAddress())
if otherPower.Cmp(power) != 0 {
return fmt.Errorf("set power %d != other set power %d", power, otherPower)
}
return nil
})
} | [
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hyperledger/burrow | acm/validator/set.go | IterateValidators | func (vs *Set) IterateValidators(iter func(id crypto.Addressable, power *big.Int) error) error {
if vs == nil {
return nil
}
addresses := make(crypto.Addresses, 0, len(vs.powers))
for address := range vs.powers {
addresses = append(addresses, address)
}
sort.Sort(addresses)
for _, address := range addresses {
err := iter(vs.publicKeys[address], new(big.Int).Set(vs.powers[address]))
if err != nil {
return err
}
}
return nil
} | go | func (vs *Set) IterateValidators(iter func(id crypto.Addressable, power *big.Int) error) error {
if vs == nil {
return nil
}
addresses := make(crypto.Addresses, 0, len(vs.powers))
for address := range vs.powers {
addresses = append(addresses, address)
}
sort.Sort(addresses)
for _, address := range addresses {
err := iter(vs.publicKeys[address], new(big.Int).Set(vs.powers[address]))
if err != nil {
return err
}
}
return nil
} | [
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"over",
"validators",
"sorted",
"by",
"address"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/acm/validator/set.go#L120-L136 | train |
hyperledger/burrow | rpc/rpcevents/blocks.go | Bounds | func (br *BlockRange) Bounds(latestBlockHeight uint64) (startHeight, endHeight uint64, streaming bool) {
// End bound is exclusive in state.GetEvents so we increment the height
return br.GetStart().Bound(latestBlockHeight), br.GetEnd().Bound(latestBlockHeight) + 1,
br.GetEnd().GetType() == Bound_STREAM
} | go | func (br *BlockRange) Bounds(latestBlockHeight uint64) (startHeight, endHeight uint64, streaming bool) {
// End bound is exclusive in state.GetEvents so we increment the height
return br.GetStart().Bound(latestBlockHeight), br.GetEnd().Bound(latestBlockHeight) + 1,
br.GetEnd().GetType() == Bound_STREAM
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/rpc/rpcevents/blocks.go#L8-L12 | train |
hyperledger/burrow | rpc/jsonrpc.go | NewRPCRequest | func NewRPCRequest(id string, method string, params json.RawMessage) *RPCRequest {
return &RPCRequest{
JSONRPC: "2.0",
Id: id,
Method: method,
Params: params,
}
} | go | func NewRPCRequest(id string, method string, params json.RawMessage) *RPCRequest {
return &RPCRequest{
JSONRPC: "2.0",
Id: id,
Method: method,
Params: params,
}
} | [
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hyperledger/burrow | rpc/jsonrpc.go | NewRPCResponse | func NewRPCResponse(id string, res interface{}) RPCResponse {
return RPCResponse(&RPCResultResponse{
Result: res,
Id: id,
JSONRPC: "2.0",
})
} | go | func NewRPCResponse(id string, res interface{}) RPCResponse {
return RPCResponse(&RPCResultResponse{
Result: res,
Id: id,
JSONRPC: "2.0",
})
} | [
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/rpc/jsonrpc.go#L86-L92 | train |
hyperledger/burrow | rpc/jsonrpc.go | NewRPCErrorResponse | func NewRPCErrorResponse(id string, code int, message string) RPCResponse {
return RPCResponse(&RPCErrorResponse{
Error: &RPCError{code, message},
Id: id,
JSONRPC: "2.0",
})
} | go | func NewRPCErrorResponse(id string, code int, message string) RPCResponse {
return RPCResponse(&RPCErrorResponse{
Error: &RPCError{code, message},
Id: id,
JSONRPC: "2.0",
})
} | [
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hyperledger/burrow | storage/multi_iterator.go | NewMultiIterator | func NewMultiIterator(reverse bool, iterators ...KVIterator) *MultiIterator {
// reuse backing array
lessComp := -1
if reverse {
lessComp = 1
}
mi := &MultiIterator{
iterators: iterators,
iteratorOrder: make(map[KVIterator]int),
lessComp: lessComp,
}
mi.init()
return mi
} | go | func NewMultiIterator(reverse bool, iterators ...KVIterator) *MultiIterator {
// reuse backing array
lessComp := -1
if reverse {
lessComp = 1
}
mi := &MultiIterator{
iterators: iterators,
iteratorOrder: make(map[KVIterator]int),
lessComp: lessComp,
}
mi.init()
return mi
} | [
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",",
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",",
"}",
"\n",
"mi",
".",
"init",
"(",
")",
"\n",
"return",
"mi",
"\n",
"}"
] | // MultiIterator iterates in order over a series o | [
"MultiIterator",
"iterates",
"in",
"order",
"over",
"a",
"series",
"o"
] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/storage/multi_iterator.go#L18-L31 | train |
hyperledger/burrow | deploy/keys/keys.go | InitKeyClient | func InitKeyClient(keysUrl string) (*LocalKeyClient, error) {
aliveCh := make(chan struct{})
localKeyClient, err := keys.NewRemoteKeyClient(keysUrl, logging.NewNoopLogger())
if err != nil {
return nil, err
}
err = localKeyClient.HealthCheck()
go func() {
for err != nil {
err = localKeyClient.HealthCheck()
}
aliveCh <- struct{}{}
}()
select {
case <-time.After(keysTimeout):
return nil, fmt.Errorf("keys instance did not become responsive after %s: %v", keysTimeout, err)
case <-aliveCh:
return &LocalKeyClient{localKeyClient}, nil
}
} | go | func InitKeyClient(keysUrl string) (*LocalKeyClient, error) {
aliveCh := make(chan struct{})
localKeyClient, err := keys.NewRemoteKeyClient(keysUrl, logging.NewNoopLogger())
if err != nil {
return nil, err
}
err = localKeyClient.HealthCheck()
go func() {
for err != nil {
err = localKeyClient.HealthCheck()
}
aliveCh <- struct{}{}
}()
select {
case <-time.After(keysTimeout):
return nil, fmt.Errorf("keys instance did not become responsive after %s: %v", keysTimeout, err)
case <-aliveCh:
return &LocalKeyClient{localKeyClient}, nil
}
} | [
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] | // Returns an initialized key client to a docker container
// running the keys server
// Adding the Ip address is optional and should only be used
// for passing data | [
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"be",
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/deploy/keys/keys.go#L22-L43 | train |
hyperledger/burrow | storage/kvstore.go | NormaliseDomain | func NormaliseDomain(low, high []byte) ([]byte, []byte) {
if len(low) == 0 {
low = []byte{}
}
return low, high
} | go | func NormaliseDomain(low, high []byte) ([]byte, []byte) {
if len(low) == 0 {
low = []byte{}
}
return low, high
} | [
"func",
"NormaliseDomain",
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"high",
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"}",
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"low",
",",
"high",
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] | // NormaliseDomain encodes the assumption that when nil is used as a lower bound is interpreted as low rather than high | [
"NormaliseDomain",
"encodes",
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"nil",
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] | 59993f5aad71a8e16ab6ed4e57e138e2398eae4e | https://github.com/hyperledger/burrow/blob/59993f5aad71a8e16ab6ed4e57e138e2398eae4e/storage/kvstore.go#L83-L88 | train |
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