package main import ( "encoding/hex" "fmt" "os" "context" tmjson "github.com/tendermint/tendermint/libs/json" coregrpc "github.com/tendermint/tendermint/rpc/grpc" ) var grpcAddr = "tcp://localhost:36656" func main() { args := os.Args if len(args) == 1 { fmt.Println("Must enter a transaction to send (hex)") os.Exit(1) } tx := args[1] txBytes, err := hex.DecodeString(tx) if err != nil { fmt.Println("Invalid hex", err) os.Exit(1) } clientGRPC := coregrpc.StartGRPCClient(grpcAddr) res, err := clientGRPC.BroadcastTx(context.Background(), &coregrpc.RequestBroadcastTx{Tx: txBytes}) if err != nil { fmt.Println(err) os.Exit(1) } bz, err := tmjson.Marshal(res) if err != nil { fmt.Println(err) os.Exit(1) } fmt.Println(string(bz)) }