feat: add some logs

cmd/root.go

@@ -7,6 +7,8 @@ import (
 
 	"okp4/cosmos-faucet/pkg"
 
+	"github.com/rs/zerolog"
+	"github.com/rs/zerolog/log"
 	"github.com/spf13/cobra"
 	"github.com/spf13/pflag"
 	"github.com/spf13/viper"
@@ -25,6 +27,7 @@ var rootCmd = &cobra.Command{
 	Short: "A CØSMOS Faucet",
 	Long:  "CØSMOS Faucet",
 	PersistentPreRunE: func(cmd *cobra.Command, args []string) error {
+		log.Logger = log.Output(zerolog.ConsoleWriter{Out: cmd.OutOrStdout()})
 		return ReadPersistentFlags(cmd)
 	},
 }

cmd/start.go

@@ -8,6 +8,7 @@ import (
 	"okp4/cosmos-faucet/pkg/server"
 
 	"github.com/gorilla/mux"
+	"github.com/rs/zerolog/log"
 	"github.com/spf13/cobra"
 )
 
@@ -22,14 +23,15 @@ func NewStartCommand() *cobra.Command {
 	startCmd := &cobra.Command{
 		Use:   "start",
 		Short: "Start the REST api",
-		RunE: func(cmd *cobra.Command, args []string) error {
+		Run: func(cmd *cobra.Command, args []string) {
 			faucet, err := client.NewFaucet(config)
 			if err != nil {
-				return err
+				log.Fatal().Err(err).Msg("Failed create a new faucet instance")
 			}
 
 			defer func(faucet *client.Faucet) {
 				_ = faucet.Close()
+				log.Info().Msg("Server stopped")
 			}(faucet)
 
 			router := mux.NewRouter().StrictSlash(true)
@@ -38,7 +40,8 @@ func NewStartCommand() *cobra.Command {
 				HandlerFunc(server.NewSendRequestHandlerFn(context.Background(), faucet)).
 				Methods("GET")
 
-			return http.ListenAndServe(addr, router)
+			log.Info().Msgf("Server listening at %s", addr)
+			log.Fatal().Err(http.ListenAndServe(addr, router)).Msg("Server listening stopped")
 		},
 	}
 

go.mod

@@ -3,9 +3,9 @@ module okp4/cosmos-faucet
 go 1.18
 
 require (
-	github.com/cosmos/btcutil v1.0.4
 	github.com/cosmos/cosmos-sdk v0.45.4
-	github.com/cosmos/go-bip39 v1.0.0
+	github.com/gorilla/mux v1.8.0
+	github.com/rs/zerolog v1.23.0
 	github.com/spf13/cobra v1.4.0
 	github.com/spf13/pflag v1.0.5
 	github.com/spf13/viper v1.11.0
@@ -25,6 +25,8 @@ require (
 	github.com/cespare/xxhash v1.1.0 // indirect
 	github.com/cespare/xxhash/v2 v2.1.2 // indirect
 	github.com/confio/ics23/go v0.6.6 // indirect
+	github.com/cosmos/btcutil v1.0.4 // indirect
+	github.com/cosmos/go-bip39 v1.0.0 // indirect
 	github.com/cosmos/iavl v0.17.3 // indirect
 	github.com/cosmos/ledger-cosmos-go v0.11.1 // indirect
 	github.com/cosmos/ledger-go v0.9.2 // indirect
@@ -47,7 +49,6 @@ require (
 	github.com/golang/snappy v0.0.3 // indirect
 	github.com/google/btree v1.0.0 // indirect
 	github.com/gorilla/handlers v1.5.1 // indirect
-	github.com/gorilla/mux v1.8.0 // indirect
 	github.com/gorilla/websocket v1.5.0 // indirect
 	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0 // indirect
 	github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect

go.sum

@@ -736,7 +736,9 @@ github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFR
 github.com/rs/cors v1.7.0/go.mod h1:gFx+x8UowdsKA9AchylcLynDq+nNFfI8FkUZdN/jGCU=
 github.com/rs/cors v1.8.2 h1:KCooALfAYGs415Cwu5ABvv9n9509fSiG5SQJn/AQo4U=
 github.com/rs/cors v1.8.2/go.mod h1:XyqrcTp5zjWr1wsJ8PIRZssZ8b/WMcMf71DJnit4EMU=
+github.com/rs/xid v1.2.1/go.mod h1:+uKXf+4Djp6Md1KODXJxgGQPKngRmWyn10oCKFzNHOQ=
 github.com/rs/zerolog v1.23.0 h1:UskrK+saS9P9Y789yNNulYKdARjPZuS35B8gJF2x60g=
+github.com/rs/zerolog v1.23.0/go.mod h1:6c7hFfxPOy7TacJc4Fcdi24/J0NKYGzjG8FWRI916Qo=
 github.com/russross/blackfriday v1.5.2/go.mod h1:JO/DiYxRf+HjHt06OyowR9PTA263kcR/rfWxYHBV53g=
 github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=

pkg/server/send.go

@@ -8,6 +8,7 @@ import (
 
 	"github.com/cosmos/cosmos-sdk/types/rest"
 	"github.com/gorilla/mux"
+	"github.com/rs/zerolog/log"
 )
 
 // NewSendRequestHandlerFn returns an HTTP REST handler for make transaction to a given address.
@@ -16,7 +17,16 @@ func NewSendRequestHandlerFn(ctx context.Context, faucet *client.Faucet) http.Ha
 		vars := mux.Vars(r)
 		bech32Addr := vars["address"]
 
+		log.Info().Str("toAddress", bech32Addr).
+			Str("fromAddress", faucet.FromAddr.String()).
+			Msgf("Send %d%s to %s...", faucet.Config.AmountSend, faucet.Config.Denom, bech32Addr)
+
 		err := faucet.SendTxMsg(ctx, bech32Addr)
+
+		if err != nil {
+			log.Err(err).Msg("Transaction failed.")
+		}
+
 		rest.CheckBadRequestError(w, err)
 	}
 }