Support e2e tests for callback module SimApp

.github/workflows/build-callbacks-simd-image-from-tag.yml

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+name: Build Callbacks Simd Image
+on:
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: 'The tag of the image to build'
+        required: true
+        type: string
+
+env:
+   REGISTRY: ghcr.io
+   ORG: cosmos
+   IMAGE_NAME: ibc-go-callbacks-simd
+   GIT_TAG: "${{ inputs.tag }}"
+
+jobs:
+   build-image-at-tag:
+      runs-on: ubuntu-latest
+      steps:
+         - uses: actions/checkout@v3
+           with:
+            ref: "${{ env.GIT_TAG }}"
+            fetch-depth: 0
+         - name: Log in to the Container registry
+           uses: docker/login-action@465a07811f14bebb1938fbed4728c6a1ff8901fc
+           with:
+              registry: ${{ env.REGISTRY }}
+              username: ${{ github.actor }}
+              password: ${{ secrets.GITHUB_TOKEN }}
+         - name: Build image
+           run: |
+            # remove any `/` characters from the docker tag and replace them with a -
+            docker_tag="$(echo $GIT_TAG | sed 's/\//-/')"
+            docker build . -t "${REGISTRY}/${ORG}/${IMAGE_NAME}:${docker_tag}" -f modules/apps/callbacks/Dockerfile
+            docker push "${REGISTRY}/${ORG}/${IMAGE_NAME}:${docker_tag}"

modules/apps/callbacks/Dockerfile

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+FROM golang:1.20-alpine3.18 as builder
+
+RUN set -eux; apk add --no-cache git libusb-dev linux-headers gcc musl-dev make;
+
+ENV GOPATH=""
+ENV GOMODULE="on"
+
+# Copy relevant files before go mod download. Replace directives to local paths break if local
+# files are not copied before go mod download.
+ADD internal internal
+ADD testing testing
+ADD modules modules
+ADD LICENSE LICENSE
+
+COPY go.mod .
+COPY go.sum .
+
+WORKDIR modules/apps/callbacks
+
+RUN go mod download
+
+RUN GOOS=linux GOARCH=amd64 LEDGER_ENABLED=false go build -mod=readonly -tags "netgo ledger" -ldflags '-X github.com/cosmos/cosmos-sdk/version.Name=sim -X github.com/cosmos/cosmos-sdk/version.AppName=simd -X github.com/cosmos/cosmos-sdk/version.Version= -X github.com/cosmos/cosmos-sdk/version.Commit= -X "github.com/cosmos/cosmos-sdk/version.BuildTags=netgo ledger," -w -s' -trimpath -o /go/build/ ./...
+
+FROM alpine:3.18
+
+COPY --from=builder /go/build/simd /bin/simd
+
+ENTRYPOINT ["simd"]

modules/apps/callbacks/testing/simapp/simd/cmd/root.go

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+package cmd
+
+import (
+	"errors"
+	"io"
+	"os"
+
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+
+	"github.com/cosmos/cosmos-sdk/client"
+	"github.com/cosmos/cosmos-sdk/client/config"
+	"github.com/cosmos/cosmos-sdk/client/debug"
+	"github.com/cosmos/cosmos-sdk/client/flags"
+	"github.com/cosmos/cosmos-sdk/client/keys"
+	"github.com/cosmos/cosmos-sdk/client/pruning"
+	"github.com/cosmos/cosmos-sdk/client/rpc"
+	"github.com/cosmos/cosmos-sdk/client/snapshot"
+	"github.com/cosmos/cosmos-sdk/server"
+	serverconfig "github.com/cosmos/cosmos-sdk/server/config"
+	servertypes "github.com/cosmos/cosmos-sdk/server/types"
+	simtestutil "github.com/cosmos/cosmos-sdk/testutil/sims"
+	sdk "github.com/cosmos/cosmos-sdk/types"
+	authcmd "github.com/cosmos/cosmos-sdk/x/auth/client/cli"
+	"github.com/cosmos/cosmos-sdk/x/auth/types"
+	"github.com/cosmos/cosmos-sdk/x/crisis"
+	genutilcli "github.com/cosmos/cosmos-sdk/x/genutil/client/cli"
+
+	dbm "github.com/cometbft/cometbft-db"
+	cmtcfg "github.com/cometbft/cometbft/config"
+	"github.com/cometbft/cometbft/libs/log"
+
+	"github.com/cosmos/ibc-go/modules/apps/callbacks/testing/simapp"
+	"github.com/cosmos/ibc-go/modules/apps/callbacks/testing/simapp/params"
+)
+
+// NewRootCmd creates a new root command for simd. It is called once in the
+// main function.
+func NewRootCmd() *cobra.Command {
+	// we "pre"-instantiate the application for getting the injected/configured encoding configuration
+	tempApp := simapp.NewSimApp(log.NewNopLogger(), dbm.NewMemDB(), nil, true, simtestutil.NewAppOptionsWithFlagHome(simapp.DefaultNodeHome))
+	encodingConfig := params.EncodingConfig{
+		InterfaceRegistry: tempApp.InterfaceRegistry(),
+		Codec:             tempApp.AppCodec(),
+		TxConfig:          tempApp.TxConfig(),
+		Amino:             tempApp.LegacyAmino(),
+	}
+
+	initClientCtx := client.Context{}.
+		WithCodec(encodingConfig.Codec).
+		WithInterfaceRegistry(encodingConfig.InterfaceRegistry).
+		WithTxConfig(encodingConfig.TxConfig).
+		WithLegacyAmino(encodingConfig.Amino).
+		WithInput(os.Stdin).
+		WithAccountRetriever(types.AccountRetriever{}).
+		WithHomeDir(simapp.DefaultNodeHome).
+		WithViper("") // In simapp, we don't use any prefix for env variables.
+
+	rootCmd := &cobra.Command{
+		Use:   "simd",
+		Short: "simulation app",
+		PersistentPreRunE: func(cmd *cobra.Command, _ []string) error {
+			// set the default command outputs
+			cmd.SetOut(cmd.OutOrStdout())
+			cmd.SetErr(cmd.ErrOrStderr())
+
+			initClientCtx, err := client.ReadPersistentCommandFlags(initClientCtx, cmd.Flags())
+			if err != nil {
+				return err
+			}
+
+			initClientCtx, err = config.ReadFromClientConfig(initClientCtx)
+			if err != nil {
+				return err
+			}
+
+			if err := client.SetCmdClientContextHandler(initClientCtx, cmd); err != nil {
+				return err
+			}
+
+			customAppTemplate, customAppConfig := initAppConfig()
+			customTMConfig := initTendermintConfig()
+
+			return server.InterceptConfigsPreRunHandler(cmd, customAppTemplate, customAppConfig, customTMConfig)
+		},
+	}
+
+	initRootCmd(rootCmd, encodingConfig)
+
+	return rootCmd
+}
+
+// initTendermintConfig helps to override default Tendermint Config values.
+// return cmtcfg.DefaultConfig if no custom configuration is required for the application.
+func initTendermintConfig() *cmtcfg.Config {
+	cfg := cmtcfg.DefaultConfig()
+
+	// these values put a higher strain on node memory
+	// cfg.P2P.MaxNumInboundPeers = 100
+	// cfg.P2P.MaxNumOutboundPeers = 40
+
+	return cfg
+}
+
+// initAppConfig helps to override default appConfig template and configs.
+// return "", nil if no custom configuration is required for the application.
+func initAppConfig() (string, interface{}) {
+	// The following code snippet is just for reference.
+
+	// WASMConfig defines configuration for the wasm module.
+	type WASMConfig struct {
+		// This is the maximum sdk gas (wasm and storage) that we allow for any x/wasm "smart" queries
+		QueryGasLimit uint64 `mapstructure:"query_gas_limit"`
+
+		// Address defines the gRPC-web server to listen on
+		LruSize uint64 `mapstructure:"lru_size"`
+	}
+
+	type CustomAppConfig struct {
+		serverconfig.Config
+
+		WASM WASMConfig `mapstructure:"wasm"`
+	}
+
+	// Optionally allow the chain developer to overwrite the SDK's default
+	// server config.
+	srvCfg := 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 simapp, we set the min gas prices to 0.
+	srvCfg.MinGasPrices = "0stake"
+	// srvCfg.BaseConfig.IAVLDisableFastNode = true // disable fastnode by default
+
+	customAppConfig := CustomAppConfig{
+		Config: *srvCfg,
+		WASM: WASMConfig{
+			LruSize:       1,
+			QueryGasLimit: 300000,
+		},
+	}
+
+	customAppTemplate := serverconfig.DefaultConfigTemplate + `
+[wasm]
+# This is the maximum sdk gas (wasm and storage) that we allow for any x/wasm "smart" queries
+query_gas_limit = 300000
+# This is the number of wasm vm instances we keep cached in memory for speed-up
+# Warning: this is currently unstable and may lead to crashes, best to keep for 0 unless testing locally
+lru_size = 0`
+
+	return customAppTemplate, customAppConfig
+}
+
+func initRootCmd(rootCmd *cobra.Command, encodingConfig params.EncodingConfig) {
+	cfg := sdk.GetConfig()
+	cfg.Seal()
+
+	rootCmd.AddCommand(
+		genutilcli.InitCmd(simapp.ModuleBasics, simapp.DefaultNodeHome),
+		debug.Cmd(),
+		config.Cmd(),
+		pruning.PruningCmd(newApp),
+		snapshot.Cmd(newApp),
+	)
+
+	server.AddCommands(rootCmd, simapp.DefaultNodeHome, newApp, appExport, addModuleInitFlags)
+
+	// add keybase, auxiliary RPC, query, genesis, and tx child commands
+	rootCmd.AddCommand(
+		rpc.StatusCommand(),
+		genesisCommand(encodingConfig),
+		queryCommand(),
+		txCommand(),
+		keys.Commands(simapp.DefaultNodeHome),
+	)
+}
+
+func addModuleInitFlags(startCmd *cobra.Command) {
+	crisis.AddModuleInitFlags(startCmd)
+}
+
+// genesisCommand builds genesis-related `simd genesis` command. Users may provide application specific commands as a parameter
+func genesisCommand(encodingConfig params.EncodingConfig, cmds ...*cobra.Command) *cobra.Command {
+	cmd := genutilcli.GenesisCoreCommand(encodingConfig.TxConfig, simapp.ModuleBasics, simapp.DefaultNodeHome)
+
+	for _, subCmd := range cmds {
+		cmd.AddCommand(subCmd)
+	}
+	return cmd
+}
+
+func queryCommand() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:                        "query",
+		Aliases:                    []string{"q"},
+		Short:                      "Querying subcommands",
+		DisableFlagParsing:         false,
+		SuggestionsMinimumDistance: 2,
+		RunE:                       client.ValidateCmd,
+	}
+
+	cmd.AddCommand(
+		authcmd.GetAccountCmd(),
+		rpc.ValidatorCommand(),
+		rpc.BlockCommand(),
+		authcmd.QueryTxsByEventsCmd(),
+		authcmd.QueryTxCmd(),
+	)
+
+	simapp.ModuleBasics.AddQueryCommands(cmd)
+
+	return cmd
+}
+
+func txCommand() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:                        "tx",
+		Short:                      "Transactions subcommands",
+		DisableFlagParsing:         false,
+		SuggestionsMinimumDistance: 2,
+		RunE:                       client.ValidateCmd,
+	}
+
+	cmd.AddCommand(
+		authcmd.GetSignCommand(),
+		authcmd.GetSignBatchCommand(),
+		authcmd.GetMultiSignCommand(),
+		authcmd.GetMultiSignBatchCmd(),
+		authcmd.GetValidateSignaturesCommand(),
+		authcmd.GetBroadcastCommand(),
+		authcmd.GetEncodeCommand(),
+		authcmd.GetDecodeCommand(),
+		authcmd.GetAuxToFeeCommand(),
+	)
+
+	simapp.ModuleBasics.AddTxCommands(cmd)
+
+	return cmd
+}
+
+// newApp creates the application
+func newApp(
+	logger log.Logger,
+	db dbm.DB,
+	traceStore io.Writer,
+	appOpts servertypes.AppOptions,
+) servertypes.Application {
+	baseappOptions := server.DefaultBaseappOptions(appOpts)
+
+	return simapp.NewSimApp(
+		logger, db, traceStore, true,
+		appOpts,
+		baseappOptions...,
+	)
+}
+
+// appExport creates a new simapp (optionally at a given height) and exports state.
+func appExport(
+	logger log.Logger,
+	db dbm.DB,
+	traceStore io.Writer,
+	height int64,
+	forZeroHeight bool,
+	jailAllowedAddrs []string,
+	appOpts servertypes.AppOptions,
+	modulesToExport []string,
+) (servertypes.ExportedApp, error) {
+	var simApp *simapp.SimApp
+
+	// this check is necessary as we use the flag in x/upgrade.
+	// we can exit more gracefully by checking the flag here.
+	homePath, ok := appOpts.Get(flags.FlagHome).(string)
+	if !ok || homePath == "" {
+		return servertypes.ExportedApp{}, errors.New("application home not set")
+	}
+
+	viperAppOpts, ok := appOpts.(*viper.Viper)
+	if !ok {
+		return servertypes.ExportedApp{}, errors.New("appOpts is not viper.Viper")
+	}
+
+	// overwrite the FlagInvCheckPeriod
+	viperAppOpts.Set(server.FlagInvCheckPeriod, 1)
+	appOpts = viperAppOpts
+
+	if height != -1 {
+		simApp = simapp.NewSimApp(logger, db, traceStore, false, appOpts)
+
+		if err := simApp.LoadHeight(height); err != nil {
+			return servertypes.ExportedApp{}, err
+		}
+	} else {
+		simApp = simapp.NewSimApp(logger, db, traceStore, true, appOpts)
+	}
+
+	return simApp.ExportAppStateAndValidators(forZeroHeight, jailAllowedAddrs, modulesToExport)
+}

modules/apps/callbacks/testing/simapp/simd/main.go

@@ -0,0 +1,24 @@
+package main
+
+import (
+	"os"
+
+	"github.com/cosmos/cosmos-sdk/server"
+	svrcmd "github.com/cosmos/cosmos-sdk/server/cmd"
+
+	"github.com/cosmos/ibc-go/modules/apps/callbacks/testing/simapp"
+	"github.com/cosmos/ibc-go/modules/apps/callbacks/testing/simapp/simd/cmd"
+)
+
+func main() {
+	rootCmd := cmd.NewRootCmd()
+	if err := svrcmd.Execute(rootCmd, "", simapp.DefaultNodeHome); err != nil {
+		switch e := err.(type) {
+		case server.ErrorCode:
+			os.Exit(e.Code)
+
+		default:
+			os.Exit(1)
+		}
+	}
+}