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tx.go
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tx.go
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package rest
import (
"net/http"
"github.com/cosmos/cosmos-sdk/client/tx"
"github.com/gorilla/mux"
govrest "github.com/cosmos/cosmos-sdk/x/gov/client/rest"
"github.com/cosmos/cosmos-sdk/client"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/rest"
govtypes "github.com/cosmos/cosmos-sdk/x/gov/types"
"github.com/cosmos/cosmos-sdk/x/upgrade/types"
)
func registerTxHandlers(
clientCtx client.Context,
r *mux.Router) {
r.HandleFunc("/upgrade/plan", newPostPlanHandler(clientCtx)).Methods("POST")
r.HandleFunc("/upgrade/cancel", newCancelPlanHandler(clientCtx)).Methods("POST")
}
// PlanRequest defines a proposal for a new upgrade plan.
type PlanRequest struct {
BaseReq rest.BaseReq `json:"base_req" yaml:"base_req"`
Title string `json:"title" yaml:"title"`
Description string `json:"description" yaml:"description"`
Deposit sdk.Coins `json:"deposit" yaml:"deposit"`
UpgradeName string `json:"upgrade_name" yaml:"upgrade_name"`
UpgradeHeight int64 `json:"upgrade_height" yaml:"upgrade_height"`
UpgradeInfo string `json:"upgrade_info" yaml:"upgrade_info"`
}
// CancelRequest defines a proposal to cancel a current plan.
type CancelRequest struct {
BaseReq rest.BaseReq `json:"base_req" yaml:"base_req"`
Title string `json:"title" yaml:"title"`
Description string `json:"description" yaml:"description"`
Deposit sdk.Coins `json:"deposit" yaml:"deposit"`
}
func ProposalRESTHandler(clientCtx client.Context) govrest.ProposalRESTHandler {
return govrest.ProposalRESTHandler{
SubRoute: "upgrade",
Handler: newPostPlanHandler(clientCtx),
}
}
func ProposalCancelRESTHandler(clientCtx client.Context) govrest.ProposalRESTHandler {
return govrest.ProposalRESTHandler{
SubRoute: "upgrade",
Handler: newCancelPlanHandler(clientCtx),
}
}
func newPostPlanHandler(clientCtx client.Context) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
var req PlanRequest
if !rest.ReadRESTReq(w, r, clientCtx.LegacyAmino, &req) {
return
}
req.BaseReq = req.BaseReq.Sanitize()
if !req.BaseReq.ValidateBasic(w) {
return
}
fromAddr, err := sdk.AccAddressFromBech32(req.BaseReq.From)
if rest.CheckBadRequestError(w, err) {
return
}
plan := types.Plan{Name: req.UpgradeName, Height: req.UpgradeHeight, Info: req.UpgradeInfo}
content := types.NewSoftwareUpgradeProposal(req.Title, req.Description, plan)
msg, err := govtypes.NewMsgSubmitProposal(content, req.Deposit, fromAddr)
if rest.CheckBadRequestError(w, err) {
return
}
if rest.CheckBadRequestError(w, msg.ValidateBasic()) {
return
}
tx.WriteGeneratedTxResponse(clientCtx, w, req.BaseReq, msg)
}
}
func newCancelPlanHandler(clientCtx client.Context) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
var req CancelRequest
if !rest.ReadRESTReq(w, r, clientCtx.LegacyAmino, &req) {
return
}
req.BaseReq = req.BaseReq.Sanitize()
if !req.BaseReq.ValidateBasic(w) {
return
}
fromAddr, err := sdk.AccAddressFromBech32(req.BaseReq.From)
if rest.CheckBadRequestError(w, err) {
return
}
content := types.NewCancelSoftwareUpgradeProposal(req.Title, req.Description)
msg, err := govtypes.NewMsgSubmitProposal(content, req.Deposit, fromAddr)
if rest.CheckBadRequestError(w, err) {
return
}
if rest.CheckBadRequestError(w, msg.ValidateBasic()) {
return
}
tx.WriteGeneratedTxResponse(clientCtx, w, req.BaseReq, msg)
}
}