76 lines
2.1 KiB
Go
76 lines
2.1 KiB
Go
package rest
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import (
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"net/http"
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"github.com/cosmos/cosmos-sdk/client/rest"
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"github.com/cosmos/cosmos-sdk/client/context"
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"github.com/cosmos/cosmos-sdk/codec"
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"github.com/cosmos/cosmos-sdk/crypto/keys"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/ibc"
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"github.com/gorilla/mux"
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)
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// RegisterRoutes - Central function to define routes that get registered by the main application
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func RegisterRoutes(cliCtx context.CLIContext, r *mux.Router, cdc *codec.Codec, kb keys.Keybase) {
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r.HandleFunc("/ibc/{destchain}/{address}/send", TransferRequestHandlerFn(cdc, kb, cliCtx)).Methods("POST")
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}
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type transferReq struct {
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BaseReq rest.BaseReq `json:"base_req"`
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Amount sdk.Coins `json:"amount"`
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}
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// TransferRequestHandler - http request handler to transfer coins to a address
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// on a different chain via IBC.
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func TransferRequestHandlerFn(cdc *codec.Codec, kb keys.Keybase, cliCtx context.CLIContext) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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vars := mux.Vars(r)
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destChainID := vars["destchain"]
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bech32Addr := vars["address"]
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to, err := sdk.AccAddressFromBech32(bech32Addr)
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if err != nil {
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rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
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return
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}
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var req transferReq
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if !rest.ReadRESTReq(w, r, cdc, &req) {
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return
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}
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req.BaseReq = req.BaseReq.Sanitize()
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if !req.BaseReq.ValidateBasic(w) {
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return
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}
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var fromAddr sdk.AccAddress
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if req.BaseReq.GenerateOnly {
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// When generate only is supplied, the from field must be a valid Bech32
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// address.
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addr, err := sdk.AccAddressFromBech32(req.BaseReq.From)
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if err != nil {
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rest.WriteErrorResponse(w, http.StatusBadRequest, err.Error())
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return
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}
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fromAddr = addr
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}
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packet := ibc.NewIBCPacket(fromAddr, to, req.Amount, req.BaseReq.ChainID, destChainID)
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msg := ibc.IBCTransferMsg{IBCPacket: packet}
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if req.BaseReq.GenerateOnly {
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rest.WriteGenerateStdTxResponse(w, cdc, cliCtx, req.BaseReq, []sdk.Msg{msg})
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return
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}
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rest.CompleteAndBroadcastTxREST(w, r, cliCtx, req.BaseReq, []sdk.Msg{msg}, cdc)
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}
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}
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