0g-chain/x/committee/client/cli/tx.go
2020-03-23 20:57:15 +00:00

230 lines
7.2 KiB
Go

package cli
import (
"fmt"
"io/ioutil"
"strconv"
"github.com/spf13/cobra"
"github.com/cosmos/cosmos-sdk/client"
"github.com/cosmos/cosmos-sdk/client/context"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/version"
"github.com/cosmos/cosmos-sdk/x/auth"
"github.com/cosmos/cosmos-sdk/x/auth/client/utils"
govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
"github.com/cosmos/cosmos-sdk/x/params"
"github.com/tendermint/tendermint/crypto"
"github.com/kava-labs/kava/x/committee/types"
)
func GetTxCmd(storeKey string, cdc *codec.Codec) *cobra.Command {
txCmd := &cobra.Command{
Use: types.ModuleName,
Short: "committee governance transactions subcommands",
DisableFlagParsing: true,
SuggestionsMinimumDistance: 2,
RunE: client.ValidateCmd,
}
txCmd.AddCommand(client.PostCommands(
GetCmdVote(cdc),
GetCmdSubmitProposal(cdc),
)...)
return txCmd
}
// GetCmdSubmitProposal returns the command to submit a proposal to a committee
func GetCmdSubmitProposal(cdc *codec.Codec) *cobra.Command {
cmd := &cobra.Command{
Use: "submit-proposal [committee-id] [proposal-file]",
Short: "Submit a governance proposal to a particular committee",
Long: fmt.Sprintf(`Submit a proposal to a committee so they can vote on it.
The proposal file must be the json encoded forms of the proposal type you want to submit.
For example:
%s
`, mustGetExampleParameterChangeProposal(cdc)),
Args: cobra.ExactArgs(2),
Example: fmt.Sprintf("%s tx %s submit-proposal 1 your-proposal.json", version.ClientName, types.ModuleName),
RunE: func(cmd *cobra.Command, args []string) error {
txBldr := auth.NewTxBuilderFromCLI().WithTxEncoder(utils.GetTxEncoder(cdc))
cliCtx := context.NewCLIContext().WithCodec(cdc)
// Get proposing address
proposer := cliCtx.GetFromAddress()
// Get committee ID
committeeID, err := strconv.ParseUint(args[0], 10, 64)
if err != nil {
return fmt.Errorf("committee-id %s not a valid int", args[0])
}
// Get the proposal
bz, err := ioutil.ReadFile(args[1])
if err != nil {
return err
}
var pubProposal types.PubProposal
if err := cdc.UnmarshalJSON(bz, &pubProposal); err != nil {
return err
}
if err = pubProposal.ValidateBasic(); err != nil {
return err
}
// Build message and run basic validation
msg := types.NewMsgSubmitProposal(pubProposal, proposer, committeeID)
err = msg.ValidateBasic()
if err != nil {
return err
}
// Sign and broadcast message
return utils.GenerateOrBroadcastMsgs(cliCtx, txBldr, []sdk.Msg{msg})
},
}
return cmd
}
// GetCmdVote returns the command to vote on a proposal.
func GetCmdVote(cdc *codec.Codec) *cobra.Command {
return &cobra.Command{
Use: "vote [proposal-id]",
Args: cobra.ExactArgs(1),
Short: "Vote for an active proposal",
Long: "Submit a yes vote for the proposal with id [proposal-id].",
Example: fmt.Sprintf("%s tx %s vote 2", version.ClientName, types.ModuleName),
RunE: func(cmd *cobra.Command, args []string) error {
txBldr := auth.NewTxBuilderFromCLI().WithTxEncoder(utils.GetTxEncoder(cdc))
cliCtx := context.NewCLIContext().WithCodec(cdc)
// Get voting address
from := cliCtx.GetFromAddress()
// validate that the proposal id is a uint
proposalID, err := strconv.ParseUint(args[0], 10, 64)
if err != nil {
return fmt.Errorf("proposal-id %s not a valid int, please input a valid proposal-id", args[0])
}
// Build vote message and run basic validation
msg := types.NewMsgVote(from, proposalID)
err = msg.ValidateBasic()
if err != nil {
return err
}
return utils.GenerateOrBroadcastMsgs(cliCtx, txBldr, []sdk.Msg{msg})
},
}
}
// TODO This could replace the whole gov submit-proposal cmd. It would align how it works with how submiting proposal to committees works.
// Requires removing and replacing the gov cmd in kvcli main.go
// GetGovCmdSubmitProposal returns a command to submit a proposal to the gov module. It is passed to the gov module for use on its command subtree.
func GetGovCmdSubmitProposal(cdc *codec.Codec) *cobra.Command {
cmd := &cobra.Command{
Use: "committee [proposal-file] [deposit]",
Short: "Submit a governance proposal to change a committee.",
Long: fmt.Sprintf(`Submit a governance proposal to create, alter, or delete a committee.
The proposal file must be the json encoded form of the proposal type you want to submit.
For example, to create or update a committee:
%s
and to delete a committee:
%s
`, mustGetExampleCommitteeChangeProposal(cdc), mustGetExampleCommitteeDeleteProposal(cdc)),
Args: cobra.ExactArgs(2),
RunE: func(cmd *cobra.Command, args []string) error {
txBldr := auth.NewTxBuilderFromCLI().WithTxEncoder(utils.GetTxEncoder(cdc))
cliCtx := context.NewCLIContext().WithCodec(cdc)
// Get proposing address
proposer := cliCtx.GetFromAddress()
// Get the deposit
deposit, err := sdk.ParseCoins(args[1])
if err != nil {
return err
}
// Get the proposal
bz, err := ioutil.ReadFile(args[0])
if err != nil {
return err
}
var content govtypes.Content
if err := cdc.UnmarshalJSON(bz, &content); err != nil {
return err
}
if err = content.ValidateBasic(); err != nil {
return err
}
// Build message and run basic validation
msg := govtypes.NewMsgSubmitProposal(content, deposit, proposer)
err = msg.ValidateBasic()
if err != nil {
return err
}
// Sign and broadcast message
return utils.GenerateOrBroadcastMsgs(cliCtx, txBldr, []sdk.Msg{msg})
},
}
return cmd
}
// mustGetExampleCommitteeChangeProposal is a helper function to return an example json proposal
func mustGetExampleCommitteeChangeProposal(cdc *codec.Codec) string {
exampleChangeProposal := types.NewCommitteeChangeProposal(
"A Title",
"A description of this proposal.",
types.NewCommittee(
1,
[]sdk.AccAddress{sdk.AccAddress(crypto.AddressHash([]byte("exampleAddres")))},
[]types.Permission{}, // TODO permissions
),
)
exampleChangeProposalBz, err := cdc.MarshalJSONIndent(exampleChangeProposal, "", " ")
if err != nil {
panic(err)
}
return string(exampleChangeProposalBz)
}
// mustGetExampleCommitteeDeleteProposal is a helper function to return an example json proposal
func mustGetExampleCommitteeDeleteProposal(cdc *codec.Codec) string {
exampleDeleteProposal := types.NewCommitteeDeleteProposal(
"A Title",
"A description of this proposal.",
1,
)
exampleDeleteProposalBz, err := cdc.MarshalJSONIndent(exampleDeleteProposal, "", " ")
if err != nil {
panic(err)
}
return string(exampleDeleteProposalBz)
}
// mustGetExampleParameterChangeProposal is a helper function to return an example json proposal
func mustGetExampleParameterChangeProposal(cdc *codec.Codec) string {
exampleParameterChangeProposal := params.NewParameterChangeProposal(
"A Title",
"A description of this proposal.",
[]params.ParamChange{params.NewParamChange("cdp", "SurplusAuctionThreshold", "1000000000")},
)
exampleParameterChangeProposalBz, err := cdc.MarshalJSONIndent(exampleParameterChangeProposal, "", " ")
if err != nil {
panic(err)
}
return string(exampleParameterChangeProposalBz)
}