laconicd/testutil/network/util.go

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package network
import (
"encoding/json"
"fmt"
"path/filepath"
"time"
"github.com/ethereum/go-ethereum/ethclient"
tmos "github.com/tendermint/tendermint/libs/os"
"github.com/tendermint/tendermint/node"
"github.com/tendermint/tendermint/p2p"
pvm "github.com/tendermint/tendermint/privval"
"github.com/tendermint/tendermint/proxy"
"github.com/tendermint/tendermint/rpc/client/local"
"github.com/tendermint/tendermint/types"
tmtime "github.com/tendermint/tendermint/types/time"
"github.com/cosmos/cosmos-sdk/server/api"
servergrpc "github.com/cosmos/cosmos-sdk/server/grpc"
srvtypes "github.com/cosmos/cosmos-sdk/server/types"
authtypes "github.com/cosmos/cosmos-sdk/x/auth/types"
banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
crisistypes "github.com/cosmos/cosmos-sdk/x/crisis/types"
"github.com/cosmos/cosmos-sdk/x/genutil"
genutiltypes "github.com/cosmos/cosmos-sdk/x/genutil/types"
govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
mintypes "github.com/cosmos/cosmos-sdk/x/mint/types"
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
"github.com/tharsis/ethermint/server"
evmtypes "github.com/tharsis/ethermint/x/evm/types"
)
func startInProcess(cfg Config, val *Validator) error {
logger := val.Ctx.Logger
tmCfg := val.Ctx.Config
tmCfg.Instrumentation.Prometheus = false
if err := val.AppConfig.ValidateBasic(); err != nil {
return err
}
nodeKey, err := p2p.LoadOrGenNodeKey(tmCfg.NodeKeyFile())
if err != nil {
return err
}
app := cfg.AppConstructor(*val)
genDocProvider := node.DefaultGenesisDocProviderFunc(tmCfg)
tmNode, err := node.NewNode(
tmCfg,
pvm.LoadOrGenFilePV(tmCfg.PrivValidatorKeyFile(), tmCfg.PrivValidatorStateFile()),
nodeKey,
proxy.NewLocalClientCreator(app),
genDocProvider,
node.DefaultDBProvider,
node.DefaultMetricsProvider(tmCfg.Instrumentation),
logger.With("module", val.Moniker),
)
if err != nil {
return err
}
if err := tmNode.Start(); err != nil {
return err
}
val.tmNode = tmNode
if val.RPCAddress != "" {
val.RPCClient = local.New(tmNode)
}
// We'll need a RPC client if the validator exposes a gRPC or REST endpoint.
if val.APIAddress != "" || val.AppConfig.GRPC.Enable {
val.ClientCtx = val.ClientCtx.
WithClient(val.RPCClient)
// Add the tx service in the gRPC router.
app.RegisterTxService(val.ClientCtx)
// Add the tendermint queries service in the gRPC router.
app.RegisterTendermintService(val.ClientCtx)
}
if val.AppConfig.API.Enable && val.APIAddress != "" {
apiSrv := api.New(val.ClientCtx, logger.With("module", "api-server"))
app.RegisterAPIRoutes(apiSrv, val.AppConfig.API)
errCh := make(chan error)
go func() {
if err := apiSrv.Start(val.AppConfig.Config); err != nil {
errCh <- err
}
}()
select {
case err := <-errCh:
return err
case <-time.After(srvtypes.ServerStartTime): // assume server started successfully
}
val.api = apiSrv
}
if val.AppConfig.GRPC.Enable {
grpcSrv, err := servergrpc.StartGRPCServer(val.ClientCtx, app, val.AppConfig.GRPC.Address)
if err != nil {
return err
}
val.grpc = grpcSrv
if val.AppConfig.GRPCWeb.Enable {
val.grpcWeb, err = servergrpc.StartGRPCWeb(grpcSrv, val.AppConfig.Config)
if err != nil {
return err
}
}
}
if val.AppConfig.JSONRPC.Enable && val.AppConfig.JSONRPC.Address != "" {
if val.Ctx == nil || val.Ctx.Viper == nil {
return fmt.Errorf("validator %s context is nil", val.Moniker)
}
tmEndpoint := "/websocket"
tmRPCAddr := val.RPCAddress
val.jsonrpc, val.jsonrpcDone, err = server.StartJSONRPC(val.Ctx, val.ClientCtx, tmRPCAddr, tmEndpoint, *val.AppConfig)
if err != nil {
return err
}
address := fmt.Sprintf("http://%s", val.AppConfig.JSONRPC.Address)
val.JSONRPCClient, err = ethclient.Dial(address)
if err != nil {
return fmt.Errorf("failed to dial JSON-RPC at %s: %w", val.AppConfig.JSONRPC.Address, err)
}
}
return nil
}
func collectGenFiles(cfg Config, vals []*Validator, outputDir string) error {
genTime := tmtime.Now()
for i := 0; i < cfg.NumValidators; i++ {
tmCfg := vals[i].Ctx.Config
nodeDir := filepath.Join(outputDir, vals[i].Moniker, "evmosd")
gentxsDir := filepath.Join(outputDir, "gentxs")
tmCfg.Moniker = vals[i].Moniker
tmCfg.SetRoot(nodeDir)
initCfg := genutiltypes.NewInitConfig(cfg.ChainID, gentxsDir, vals[i].NodeID, vals[i].PubKey)
genFile := tmCfg.GenesisFile()
genDoc, err := types.GenesisDocFromFile(genFile)
if err != nil {
return err
}
appState, err := genutil.GenAppStateFromConfig(cfg.Codec, cfg.TxConfig,
tmCfg, initCfg, *genDoc, banktypes.GenesisBalancesIterator{})
if err != nil {
return err
}
// overwrite each validator's genesis file to have a canonical genesis time
if err := genutil.ExportGenesisFileWithTime(genFile, cfg.ChainID, nil, appState, genTime); err != nil {
return err
}
}
return nil
}
func initGenFiles(cfg Config, genAccounts []authtypes.GenesisAccount, genBalances []banktypes.Balance, genFiles []string) error {
// set the accounts in the genesis state
var authGenState authtypes.GenesisState
cfg.Codec.MustUnmarshalJSON(cfg.GenesisState[authtypes.ModuleName], &authGenState)
accounts, err := authtypes.PackAccounts(genAccounts)
if err != nil {
return err
}
authGenState.Accounts = append(authGenState.Accounts, accounts...)
cfg.GenesisState[authtypes.ModuleName] = cfg.Codec.MustMarshalJSON(&authGenState)
// set the balances in the genesis state
var bankGenState banktypes.GenesisState
cfg.Codec.MustUnmarshalJSON(cfg.GenesisState[banktypes.ModuleName], &bankGenState)
bankGenState.Balances = genBalances
cfg.GenesisState[banktypes.ModuleName] = cfg.Codec.MustMarshalJSON(&bankGenState)
var stakingGenState stakingtypes.GenesisState
cfg.Codec.MustUnmarshalJSON(cfg.GenesisState[stakingtypes.ModuleName], &stakingGenState)
stakingGenState.Params.BondDenom = cfg.BondDenom
cfg.GenesisState[stakingtypes.ModuleName] = cfg.Codec.MustMarshalJSON(&stakingGenState)
var govGenState govtypes.GenesisState
cfg.Codec.MustUnmarshalJSON(cfg.GenesisState[govtypes.ModuleName], &govGenState)
govGenState.DepositParams.MinDeposit[0].Denom = cfg.BondDenom
cfg.GenesisState[govtypes.ModuleName] = cfg.Codec.MustMarshalJSON(&govGenState)
var mintGenState mintypes.GenesisState
cfg.Codec.MustUnmarshalJSON(cfg.GenesisState[mintypes.ModuleName], &mintGenState)
mintGenState.Params.MintDenom = cfg.BondDenom
cfg.GenesisState[mintypes.ModuleName] = cfg.Codec.MustMarshalJSON(&mintGenState)
var crisisGenState crisistypes.GenesisState
cfg.Codec.MustUnmarshalJSON(cfg.GenesisState[crisistypes.ModuleName], &crisisGenState)
crisisGenState.ConstantFee.Denom = cfg.BondDenom
cfg.GenesisState[crisistypes.ModuleName] = cfg.Codec.MustMarshalJSON(&crisisGenState)
var evmGenState evmtypes.GenesisState
cfg.Codec.MustUnmarshalJSON(cfg.GenesisState[evmtypes.ModuleName], &evmGenState)
evmGenState.Params.EvmDenom = cfg.BondDenom
cfg.GenesisState[evmtypes.ModuleName] = cfg.Codec.MustMarshalJSON(&evmGenState)
appGenStateJSON, err := json.MarshalIndent(cfg.GenesisState, "", " ")
if err != nil {
return err
}
genDoc := types.GenesisDoc{
ChainID: cfg.ChainID,
AppState: appGenStateJSON,
Validators: nil,
}
// generate empty genesis files for each validator and save
for i := 0; i < cfg.NumValidators; i++ {
if err := genDoc.SaveAs(genFiles[i]); err != nil {
return err
}
}
return nil
}
func WriteFile(name string, dir string, contents []byte) error {
file := filepath.Join(dir, name)
err := tmos.EnsureDir(dir, 0o755)
if err != nil {
return err
}
return tmos.WriteFile(file, contents, 0o644)
}