fix: testnet command minor issues (#91)

- Add default gen state to `ibc` module
- Add `jq` to dockerfile, needed to local deployments
- Specify min gas prices as default `1ubbn` in a single place

cmd/babylond/cmd/custom_babylon_config.go

@@ -2,8 +2,12 @@ package cmd
 
 import (
 	wasmtypes "github.com/CosmWasm/wasmd/x/wasm/types"
+
+	sdkmath "cosmossdk.io/math"
 	serverconfig "github.com/cosmos/cosmos-sdk/server/config"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 
+	appparams "github.com/babylonlabs-io/babylon/app/params"
 	bbn "github.com/babylonlabs-io/babylon/types"
 )
 
@@ -25,9 +29,23 @@ type BabylonAppConfig struct {
 	BtcConfig BtcConfig `mapstructure:"btc-config"`
 }
 
-func DefaultBabylonConfig() *BabylonAppConfig {
+func DefaultBabylonAppConfig() *BabylonAppConfig {
+	baseConfig := *serverconfig.DefaultConfig()
+	// The SDK's default minimum gas price is set to "" (empty value) inside
+	// app.toml. If left empty by validators, the node will halt on startup.
+	// However, the chain developer can set a default app.toml value for their
+	// validators here.
+	//
+	// In summary:
+	// - if you leave srvCfg.MinGasPrices = "", all validators MUST tweak their
+	//   own app.toml config,
+	// - if you set srvCfg.MinGasPrices non-empty, validators CAN tweak their
+	//   own app.toml to override, or use this default value.
+	//
+	// In app, we set the min gas prices to 0.
+	baseConfig.MinGasPrices = sdk.NewCoin(appparams.BaseCoinUnit, sdkmath.NewInt(1)).String()
 	return &BabylonAppConfig{
-		Config:    *serverconfig.DefaultConfig(),
+		Config:    baseConfig,
 		Wasm:      wasmtypes.DefaultWasmConfig(),
 		BtcConfig: defaultBabylonBtcConfig(),
 	}

cmd/babylond/cmd/genesis.go

@@ -28,6 +28,8 @@ import (
 	govv1 "github.com/cosmos/cosmos-sdk/x/gov/types/v1"
 	minttypes "github.com/cosmos/cosmos-sdk/x/mint/types"
 	stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
+	ibcexported "github.com/cosmos/ibc-go/v8/modules/core/exported"
+	ibctypes "github.com/cosmos/ibc-go/v8/modules/core/types"
 	"github.com/spf13/cobra"
 
 	appparams "github.com/babylonlabs-io/babylon/app/params"
@@ -224,6 +226,8 @@ func PrepareGenesis(
 	}
 	genesisState[banktypes.ModuleName] = cdc.MustMarshalJSON(bankGenState)
 
+	genesisState[ibcexported.ModuleName] = clientCtx.Codec.MustMarshalJSON(ibctypes.DefaultGenesisState())
+
 	appGenStateJSON, err := json.MarshalIndent(genesisState, "", "  ")
 
 	if err != nil {

cmd/babylond/cmd/root.go

@@ -153,22 +153,8 @@ func initAppConfig() (string, interface{}) {
 
 	// Optionally allow the chain developer to overwrite the SDK's default
 	// server config.
-	babylonConfig := DefaultBabylonConfig()
+	babylonConfig := DefaultBabylonAppConfig()
 	babylonTemplate := DefaultBabylonTemplate()
-	// The SDK's default minimum gas price is set to "" (empty value) inside
-	// app.toml. If left empty by validators, the node will halt on startup.
-	// However, the chain developer can set a default app.toml value for their
-	// validators here.
-	//
-	// In summary:
-	// - if you leave srvCfg.MinGasPrices = "", all validators MUST tweak their
-	//   own app.toml config,
-	// - if you set srvCfg.MinGasPrices non-empty, validators CAN tweak their
-	//   own app.toml to override, or use this default value.
-	//
-	// In app, we set the min gas prices to 0.
-	babylonConfig.MinGasPrices = "0ubbn"
-
 	return babylonTemplate, babylonConfig
 }
 

cmd/babylond/cmd/testnet.go

@@ -177,7 +177,7 @@ func InitTestnet(
 	nodeIDs := make([]string, numValidators)
 	valKeys := make([]*privval.ValidatorKeys, numValidators)
 
-	babylonConfig := DefaultBabylonConfig()
+	babylonConfig := DefaultBabylonAppConfig()
 	babylonConfig.MinGasPrices = minGasPrices
 	babylonConfig.API.Enable = true
 	babylonConfig.API.Address = "tcp://0.0.0.0:1317"

contrib/images/babylond/Dockerfile

@@ -26,7 +26,7 @@ RUN LEDGER_ENABLED=$LEDGER_ENABLED \
 
 FROM debian:bookworm-slim AS wasm-link
 
-RUN apt-get update && apt-get install -y wget bash
+RUN apt-get update && apt-get install -y wget bash jq
 
 # Label should match your github repo
 LABEL org.opencontainers.image.source="https://github.com/babylonlabs-io/babylond:${VERSION}"

test/e2e/initialization/node.go

@@ -120,7 +120,7 @@ func (n *internalNode) createAppConfig(nodeConfig *NodeConfig) {
 	// set application configuration
 	appCfgPath := filepath.Join(n.configDir(), "config", "app.toml")
 
-	appConfig := cmd.DefaultBabylonConfig()
+	appConfig := cmd.DefaultBabylonAppConfig()
 
 	appConfig.BaseConfig.Pruning = nodeConfig.Pruning
 	appConfig.BaseConfig.PruningKeepRecent = nodeConfig.PruningKeepRecent