473 lines
10 KiB
Go
473 lines
10 KiB
Go
package cli
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import (
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"bytes"
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"context"
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"encoding/binary"
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"encoding/hex"
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"fmt"
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"os"
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"sort"
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"strconv"
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"text/tabwriter"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/specs-actors/actors/abi"
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"github.com/filecoin-project/specs-actors/actors/builtin"
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init_ "github.com/filecoin-project/specs-actors/actors/builtin/init"
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samsig "github.com/filecoin-project/specs-actors/actors/builtin/multisig"
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cid "github.com/ipfs/go-cid"
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"github.com/ipfs/go-hamt-ipld"
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cbor "github.com/ipfs/go-ipld-cbor"
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cbg "github.com/whyrusleeping/cbor-gen"
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"golang.org/x/xerrors"
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"gopkg.in/urfave/cli.v2"
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"github.com/filecoin-project/lotus/api"
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"github.com/filecoin-project/lotus/api/apibstore"
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actors "github.com/filecoin-project/lotus/chain/actors"
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types "github.com/filecoin-project/lotus/chain/types"
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)
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var multisigCmd = &cli.Command{
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Name: "msig",
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Usage: "Interact with a multisig wallet",
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Flags: []cli.Flag{
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&cli.StringFlag{
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Name: "source",
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Usage: "specify the account to send propose from",
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},
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},
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Subcommands: []*cli.Command{
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msigCreateCmd,
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msigInspectCmd,
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msigProposeCmd,
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msigApproveCmd,
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},
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}
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var msigCreateCmd = &cli.Command{
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Name: "create",
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Usage: "Create a new multisig wallet",
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ArgsUsage: "[address1 address2 ...]",
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Flags: []cli.Flag{
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&cli.Int64Flag{
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Name: "required",
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},
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&cli.StringFlag{
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Name: "value",
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Usage: "initial funds to give to multisig",
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Value: "0",
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},
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},
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Action: func(cctx *cli.Context) error {
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api, closer, err := GetFullNodeAPI(cctx)
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if err != nil {
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return err
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}
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defer closer()
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ctx := ReqContext(cctx)
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var addrs []address.Address
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for _, a := range cctx.Args().Slice() {
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addr, err := address.NewFromString(a)
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if err != nil {
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return err
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}
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addrs = append(addrs, addr)
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}
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// get the address we're going to use to create the multisig (can be one of the above, as long as they have funds)
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sendAddr, err := api.WalletDefaultAddress(ctx)
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if err != nil {
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return err
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}
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val := cctx.String("value")
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filval, err := types.ParseFIL(val)
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if err != nil {
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return err
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}
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required := cctx.Int64("required")
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if required == 0 {
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required = int64(len(addrs))
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}
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// Set up constructor parameters for multisig
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msigParams := &samsig.ConstructorParams{
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Signers: addrs,
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NumApprovalsThreshold: required,
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}
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enc, err := actors.SerializeParams(msigParams)
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if err != nil {
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return err
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}
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// new actors are created by invoking 'exec' on the init actor with the constructor params
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execParams := &init_.ExecParams{
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CodeCID: builtin.MultisigActorCodeID,
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ConstructorParams: enc,
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}
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enc, err = actors.SerializeParams(execParams)
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if err != nil {
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return err
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}
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// now we create the message to send this with
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msg := types.Message{
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To: builtin.InitActorAddr,
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From: sendAddr,
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Method: builtin.MethodsInit.Exec,
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Params: enc,
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GasPrice: types.NewInt(1),
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GasLimit: 1000000,
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Value: types.BigInt(filval),
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}
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// send the message out to the network
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smsg, err := api.MpoolPushMessage(ctx, &msg)
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if err != nil {
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return err
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}
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// wait for it to get mined into a block
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wait, err := api.StateWaitMsg(ctx, smsg.Cid())
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if err != nil {
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return err
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}
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// check it executed successfully
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if wait.Receipt.ExitCode != 0 {
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fmt.Println("actor creation failed!")
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return err
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}
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// get address of newly created miner
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// msigaddr, err := address.NewFromBytes(wait.Receipt.Return)
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// if err != nil {
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// return err
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// }
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// fmt.Println("Created new multisig: ", msigaddr.String())
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var execreturn init_.ExecReturn
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if err := execreturn.UnmarshalCBOR(bytes.NewReader(wait.Receipt.Return)); err != nil {
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return err
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}
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fmt.Println("Created new multisig: ", execreturn.IDAddress, execreturn.RobustAddress)
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// TODO: maybe register this somewhere
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return nil
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},
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}
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var msigInspectCmd = &cli.Command{
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Name: "inspect",
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Usage: "Inspect a multisig wallet",
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ArgsUsage: "[address]",
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Flags: []cli.Flag{},
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Action: func(cctx *cli.Context) error {
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api, closer, err := GetFullNodeAPI(cctx)
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if err != nil {
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return err
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}
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defer closer()
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ctx := ReqContext(cctx)
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if !cctx.Args().Present() {
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return fmt.Errorf("must specify address of multisig to inspect")
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}
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maddr, err := address.NewFromString(cctx.Args().First())
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if err != nil {
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return err
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}
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act, err := api.StateGetActor(ctx, maddr, types.EmptyTSK)
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if err != nil {
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return err
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}
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obj, err := api.ChainReadObj(ctx, act.Head)
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if err != nil {
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return err
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}
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var mstate samsig.State
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if err := mstate.UnmarshalCBOR(bytes.NewReader(obj)); err != nil {
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return err
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}
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fmt.Printf("Balance: %sfil\n", types.FIL(act.Balance))
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fmt.Printf("Threshold: %d / %d\n", mstate.NumApprovalsThreshold, len(mstate.Signers))
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fmt.Println("Signers:")
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for _, s := range mstate.Signers {
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fmt.Printf("\t%s\n", s)
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}
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pending, err := GetMultisigPending(ctx, api, mstate.PendingTxns)
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if err != nil {
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return fmt.Errorf("reading pending transactions: %w", err)
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}
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fmt.Println("Transactions: ", len(pending))
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if len(pending) > 0 {
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var txids []int64
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for txid := range pending {
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txids = append(txids, txid)
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}
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sort.Slice(txids, func(i, j int) bool {
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return txids[i] < txids[j]
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})
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w := tabwriter.NewWriter(os.Stdout, 8, 4, 0, ' ', 0)
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fmt.Fprintf(w, "ID\tState\tTo\tValue\tMethod\tParams\n")
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for _, txid := range txids {
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tx := pending[txid]
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fmt.Fprintf(w, "%d\t%s\t%s\t%s\t%d\t%x\n", txid, state(tx), tx.To, types.FIL(tx.Value), tx.Method, tx.Params)
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}
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w.Flush()
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}
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return nil
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},
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}
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func GetMultisigPending(ctx context.Context, lapi api.FullNode, hroot cid.Cid) (map[int64]*samsig.Transaction, error) {
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bs := apibstore.NewAPIBlockstore(lapi)
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cst := cbor.NewCborStore(bs)
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nd, err := hamt.LoadNode(ctx, cst, hroot, hamt.UseTreeBitWidth(5))
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if err != nil {
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return nil, err
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}
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txs := make(map[int64]*samsig.Transaction)
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err = nd.ForEach(ctx, func(k string, val interface{}) error {
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d := val.(*cbg.Deferred)
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var tx samsig.Transaction
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if err := tx.UnmarshalCBOR(bytes.NewReader(d.Raw)); err != nil {
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return err
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}
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txid, _ := binary.Varint([]byte(k))
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txs[txid] = &tx
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return nil
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})
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if err != nil {
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return nil, xerrors.Errorf("failed to iterate transactions hamt: %w", err)
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}
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return txs, nil
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}
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func state(tx *samsig.Transaction) string {
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/* // TODO(why): I strongly disagree with not having these... but i need to move forward
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if tx.Complete {
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return "done"
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}
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if tx.Canceled {
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return "canceled"
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}
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*/
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return "pending"
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}
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var msigProposeCmd = &cli.Command{
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Name: "propose",
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Usage: "Propose a multisig transaction",
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ArgsUsage: "[multisigAddress destinationAddress value <methodName methodParams> (optional)]",
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Flags: []cli.Flag{},
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Action: func(cctx *cli.Context) error {
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api, closer, err := GetFullNodeAPI(cctx)
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if err != nil {
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return err
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}
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defer closer()
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ctx := ReqContext(cctx)
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if cctx.Args().Len() < 3 {
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return fmt.Errorf("must pass multisig address, destination, and value")
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}
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if cctx.Args().Len() > 3 && cctx.Args().Len() != 5 {
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return fmt.Errorf("usage: msig propose <msig addr> <desination> <value> [ <method> <params> ]")
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}
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msig, err := address.NewFromString(cctx.Args().Get(0))
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if err != nil {
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return err
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}
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dest, err := address.NewFromString(cctx.Args().Get(1))
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if err != nil {
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return err
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}
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value, err := types.ParseFIL(cctx.Args().Get(2))
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if err != nil {
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return err
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}
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var method uint64
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var params []byte
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if cctx.Args().Len() == 5 {
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m, err := strconv.ParseUint(cctx.Args().Get(3), 10, 64)
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if err != nil {
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return err
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}
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method = m
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p, err := hex.DecodeString(cctx.Args().Get(4))
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if err != nil {
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return err
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}
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params = p
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}
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enc, err := actors.SerializeParams(&samsig.ProposeParams{
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To: dest,
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Value: abi.TokenAmount(types.BigInt(value)),
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Method: abi.MethodNum(method),
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Params: params,
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})
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if err != nil {
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return err
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}
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var from address.Address
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if cctx.IsSet("source") {
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f, err := address.NewFromString(cctx.String("source"))
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if err != nil {
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return err
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}
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from = f
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} else {
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defaddr, err := api.WalletDefaultAddress(ctx)
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if err != nil {
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return err
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}
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from = defaddr
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}
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msg := &types.Message{
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To: msig,
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From: from,
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Value: types.NewInt(0),
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Method: builtin.MethodsMultisig.Propose,
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Params: enc,
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GasLimit: 100000,
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GasPrice: types.NewInt(1),
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}
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smsg, err := api.MpoolPushMessage(ctx, msg)
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if err != nil {
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return err
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}
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fmt.Println("send proposal in message: ", smsg.Cid())
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wait, err := api.StateWaitMsg(ctx, smsg.Cid())
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if err != nil {
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return err
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}
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if wait.Receipt.ExitCode != 0 {
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return fmt.Errorf("proposal returned exit %d", wait.Receipt.ExitCode)
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}
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_, v, err := cbg.CborReadHeader(bytes.NewReader(wait.Receipt.Return))
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if err != nil {
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return err
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}
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fmt.Printf("Transaction ID: %d\n", v)
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return nil
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},
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}
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var msigApproveCmd = &cli.Command{
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Name: "approve",
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Usage: "Approve a multisig message",
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ArgsUsage: "[multisigAddress messageId]",
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Flags: []cli.Flag{},
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Action: func(cctx *cli.Context) error {
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api, closer, err := GetFullNodeAPI(cctx)
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if err != nil {
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return err
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}
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defer closer()
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ctx := ReqContext(cctx)
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if cctx.Args().Len() != 2 {
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return fmt.Errorf("must pass multisig address and message ID")
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}
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msig, err := address.NewFromString(cctx.Args().Get(0))
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if err != nil {
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return err
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}
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txid, err := strconv.ParseUint(cctx.Args().Get(1), 10, 64)
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if err != nil {
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return err
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}
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enc, err := actors.SerializeParams(&samsig.TxnIDParams{
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ID: samsig.TxnID(txid),
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})
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if err != nil {
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return err
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}
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var from address.Address
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if cctx.IsSet("source") {
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f, err := address.NewFromString(cctx.String("source"))
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if err != nil {
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return err
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}
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from = f
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} else {
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defaddr, err := api.WalletDefaultAddress(ctx)
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if err != nil {
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return err
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}
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from = defaddr
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}
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msg := &types.Message{
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To: msig,
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From: from,
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Value: types.NewInt(0),
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Method: builtin.MethodsMultisig.Approve,
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Params: enc,
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GasLimit: 100000,
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GasPrice: types.NewInt(1),
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}
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smsg, err := api.MpoolPushMessage(ctx, msg)
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if err != nil {
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return err
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}
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fmt.Println("sent approval in message: ", smsg.Cid())
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wait, err := api.StateWaitMsg(ctx, smsg.Cid())
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if err != nil {
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return err
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}
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if wait.Receipt.ExitCode != 0 {
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return fmt.Errorf("approve returned exit %d", wait.Receipt.ExitCode)
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}
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return nil
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},
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}
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