wasmd/x/wasm/client/cli/tx.go

264 lines
8.0 KiB
Go

package cli
import (
"errors"
"fmt"
"io/ioutil"
"strconv"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/client/flags"
"github.com/cosmos/cosmos-sdk/client/tx"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/spf13/cobra"
flag "github.com/spf13/pflag"
wasmUtils "github.com/CosmWasm/wasmd/x/wasm/client/utils"
"github.com/CosmWasm/wasmd/x/wasm/types"
)
const (
flagAmount = "amount"
flagLabel = "label"
flagAdmin = "admin"
flagNoAdmin = "no-admin"
flagRunAs = "run-as"
flagInstantiateByEverybody = "instantiate-everybody"
flagInstantiateByAddress = "instantiate-only-address"
flagProposalType = "type"
)
// GetTxCmd returns the transaction commands for this module
func GetTxCmd() *cobra.Command {
txCmd := &cobra.Command{
Use: types.ModuleName,
Short: "Wasm transaction subcommands",
DisableFlagParsing: true,
SuggestionsMinimumDistance: 2,
RunE: client.ValidateCmd,
}
txCmd.AddCommand(
StoreCodeCmd(),
InstantiateContractCmd(),
ExecuteContractCmd(),
MigrateContractCmd(),
UpdateContractAdminCmd(),
ClearContractAdminCmd(),
)
return txCmd
}
// StoreCodeCmd will upload code to be reused.
func StoreCodeCmd() *cobra.Command {
cmd := &cobra.Command{
Use: "store [wasm file]",
Short: "Upload a wasm binary",
Aliases: []string{"upload", "st", "s"},
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientTxContext(cmd)
if err != nil {
return err
}
msg, err := parseStoreCodeArgs(args[0], clientCtx.GetFromAddress(), cmd.Flags())
if err != nil {
return err
}
if err = msg.ValidateBasic(); err != nil {
return err
}
return tx.GenerateOrBroadcastTxCLI(clientCtx, cmd.Flags(), &msg)
},
}
cmd.Flags().String(flagInstantiateByEverybody, "", "Everybody can instantiate a contract from the code, optional")
cmd.Flags().String(flagInstantiateByAddress, "", "Only this address can instantiate a contract instance from the code, optional")
flags.AddTxFlagsToCmd(cmd)
return cmd
}
func parseStoreCodeArgs(file string, sender sdk.AccAddress, flags *flag.FlagSet) (types.MsgStoreCode, error) {
wasm, err := ioutil.ReadFile(file)
if err != nil {
return types.MsgStoreCode{}, err
}
// gzip the wasm file
if wasmUtils.IsWasm(wasm) {
wasm, err = wasmUtils.GzipIt(wasm)
if err != nil {
return types.MsgStoreCode{}, err
}
} else if !wasmUtils.IsGzip(wasm) {
return types.MsgStoreCode{}, fmt.Errorf("invalid input file. Use wasm binary or gzip")
}
var perm *types.AccessConfig
onlyAddrStr, err := flags.GetString(flagInstantiateByAddress)
if err != nil {
return types.MsgStoreCode{}, fmt.Errorf("instantiate by address: %s", err)
}
if onlyAddrStr != "" {
allowedAddr, err := sdk.AccAddressFromBech32(onlyAddrStr)
if err != nil {
return types.MsgStoreCode{}, sdkerrors.Wrap(err, flagInstantiateByAddress)
}
x := types.AccessTypeOnlyAddress.With(allowedAddr)
perm = &x
} else {
everybodyStr, err := flags.GetString(flagInstantiateByEverybody)
if err != nil {
return types.MsgStoreCode{}, fmt.Errorf("instantiate by everybody: %s", err)
}
if everybodyStr != "" {
ok, err := strconv.ParseBool(everybodyStr)
if err != nil {
return types.MsgStoreCode{}, fmt.Errorf("boolean value expected for instantiate by everybody: %s", err)
}
if ok {
perm = &types.AllowEverybody
}
}
}
msg := types.MsgStoreCode{
Sender: sender.String(),
WASMByteCode: wasm,
InstantiatePermission: perm,
}
return msg, nil
}
// InstantiateContractCmd will instantiate a contract from previously uploaded code.
func InstantiateContractCmd() *cobra.Command {
cmd := &cobra.Command{
Use: "instantiate [code_id_int64] [json_encoded_init_args] --label [text] --admin [address,optional] --amount [coins,optional]",
Short: "Instantiate a wasm contract",
Aliases: []string{"start", "init", "inst", "i"},
Args: cobra.ExactArgs(2),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientTxContext(cmd)
if err != nil {
return err
}
msg, err := parseInstantiateArgs(args[0], args[1], clientCtx.GetFromAddress(), cmd.Flags())
if err != nil {
return err
}
if err := msg.ValidateBasic(); err != nil {
return err
}
return tx.GenerateOrBroadcastTxCLI(clientCtx, cmd.Flags(), &msg)
},
}
cmd.Flags().String(flagAmount, "", "Coins to send to the contract during instantiation")
cmd.Flags().String(flagLabel, "", "A human-readable name for this contract in lists")
cmd.Flags().String(flagAdmin, "", "Address of an admin")
cmd.Flags().Bool(flagNoAdmin, false, "You must set this explicitly if you don't want an admin")
flags.AddTxFlagsToCmd(cmd)
return cmd
}
func parseInstantiateArgs(rawCodeID, initMsg string, sender sdk.AccAddress, flags *flag.FlagSet) (types.MsgInstantiateContract, error) {
// get the id of the code to instantiate
codeID, err := strconv.ParseUint(rawCodeID, 10, 64)
if err != nil {
return types.MsgInstantiateContract{}, err
}
amountStr, err := flags.GetString(flagAmount)
if err != nil {
return types.MsgInstantiateContract{}, fmt.Errorf("amount: %s", err)
}
amount, err := sdk.ParseCoinsNormalized(amountStr)
if err != nil {
return types.MsgInstantiateContract{}, fmt.Errorf("amount: %s", err)
}
label, err := flags.GetString(flagLabel)
if err != nil {
return types.MsgInstantiateContract{}, fmt.Errorf("label: %s", err)
}
if label == "" {
return types.MsgInstantiateContract{}, errors.New("label is required on all contracts")
}
adminStr, err := flags.GetString(flagAdmin)
if err != nil {
return types.MsgInstantiateContract{}, fmt.Errorf("admin: %s", err)
}
noAdmin, err := flags.GetBool(flagNoAdmin)
if err != nil {
return types.MsgInstantiateContract{}, fmt.Errorf("no-admin: %s", err)
}
// ensure sensible admin is set (or explicitly immutable)
if adminStr == "" && !noAdmin {
return types.MsgInstantiateContract{}, fmt.Errorf("you must set an admin or explicitly pass --no-admin to make it immutible (wasmd issue #719)")
}
if adminStr != "" && noAdmin {
return types.MsgInstantiateContract{}, fmt.Errorf("you set an admin and passed --no-admin, those cannot both be true")
}
// build and sign the transaction, then broadcast to Tendermint
msg := types.MsgInstantiateContract{
Sender: sender.String(),
CodeID: codeID,
Label: label,
Funds: amount,
Msg: []byte(initMsg),
Admin: adminStr,
}
return msg, nil
}
// ExecuteContractCmd will instantiate a contract from previously uploaded code.
func ExecuteContractCmd() *cobra.Command {
cmd := &cobra.Command{
Use: "execute [contract_addr_bech32] [json_encoded_send_args] --amount [coins,optional]",
Short: "Execute a command on a wasm contract",
Aliases: []string{"run", "call", "exec", "ex", "e"},
Args: cobra.ExactArgs(2),
RunE: func(cmd *cobra.Command, args []string) error {
clientCtx, err := client.GetClientTxContext(cmd)
if err != nil {
return err
}
msg, err := parseExecuteArgs(args[0], args[1], clientCtx.GetFromAddress(), cmd.Flags())
if err != nil {
return err
}
if err := msg.ValidateBasic(); err != nil {
return err
}
return tx.GenerateOrBroadcastTxCLI(clientCtx, cmd.Flags(), &msg)
},
}
cmd.Flags().String(flagAmount, "", "Coins to send to the contract along with command")
flags.AddTxFlagsToCmd(cmd)
return cmd
}
func parseExecuteArgs(contractAddr string, execMsg string, sender sdk.AccAddress, flags *flag.FlagSet) (types.MsgExecuteContract, error) {
amountStr, err := flags.GetString(flagAmount)
if err != nil {
return types.MsgExecuteContract{}, fmt.Errorf("amount: %s", err)
}
amount, err := sdk.ParseCoinsNormalized(amountStr)
if err != nil {
return types.MsgExecuteContract{}, err
}
return types.MsgExecuteContract{
Sender: sender.String(),
Contract: contractAddr,
Funds: amount,
Msg: []byte(execMsg),
}, nil
}