R4R: gaiakeyutil -> gaiacli keys parse

Makefile

@@ -81,7 +81,6 @@ else
 	go build -mod=readonly $(BUILD_FLAGS) -o build/gaiad ./cmd/gaia/cmd/gaiad
 	go build -mod=readonly $(BUILD_FLAGS) -o build/gaiacli ./cmd/gaia/cmd/gaiacli
 	go build -mod=readonly $(BUILD_FLAGS) -o build/gaiareplay ./cmd/gaia/cmd/gaiareplay
-	go build -mod=readonly $(BUILD_FLAGS) -o build/gaiakeyutil ./cmd/gaia/cmd/gaiakeyutil
 endif
 
 build-linux: go.sum
@@ -94,7 +93,6 @@ install: go.sum check-ledger update_gaia_lite_docs
 	go install -mod=readonly $(BUILD_FLAGS) ./cmd/gaia/cmd/gaiad
 	go install -mod=readonly $(BUILD_FLAGS) ./cmd/gaia/cmd/gaiacli
 	go install -mod=readonly $(BUILD_FLAGS) ./cmd/gaia/cmd/gaiareplay
-	go install -mod=readonly $(BUILD_FLAGS) ./cmd/gaia/cmd/gaiakeyutil
 
 install_debug: go.sum
 	go install -mod=readonly $(BUILD_FLAGS) ./cmd/gaia/cmd/gaiadebug

client/keys/parse.go

@@ -0,0 +1,64 @@
+package keys
+
+import (
+	"encoding/hex"
+	"errors"
+	"fmt"
+
+	"github.com/spf13/cobra"
+	"github.com/tendermint/tendermint/libs/bech32"
+
+	sdk "github.com/cosmos/cosmos-sdk/types"
+)
+
+var bech32Prefixes = []string{
+	sdk.Bech32PrefixAccAddr,
+	sdk.Bech32PrefixAccPub,
+	sdk.Bech32PrefixValAddr,
+	sdk.Bech32PrefixValPub,
+	sdk.Bech32PrefixConsAddr,
+	sdk.Bech32PrefixConsPub,
+}
+
+func parseKeyStringCommand() *cobra.Command {
+	return &cobra.Command{
+		Use:   "parse <hex-or-bech32-string>",
+		Short: "Parse key hex or bech32 strings and show relevant information",
+		Long: "Convert and print to stdout key addresses and fingerprints from hexadecimal into" +
+			" bech32 cosmos prefixed format and vice versa.",
+		Args: cobra.ExactArgs(1),
+		RunE: func(_ *cobra.Command, args []string) error {
+			if !(runFromBech32(args[0]) || runFromHex(args[0])) {
+				return errors.New("couldn't find valid bech32 nor hex data")
+			}
+			return nil
+		},
+	}
+}
+
+// print info from bech32
+func runFromBech32(bech32str string) bool {
+	hrp, bz, err := bech32.DecodeAndConvert(bech32str)
+	if err != nil {
+		return false
+	}
+	fmt.Printf("Human readible part: %v\nBytes (hex): %X\n", hrp, bz)
+	return true
+}
+
+// print info from hex
+func runFromHex(hexstr string) bool {
+	bz, err := hex.DecodeString(hexstr)
+	if err != nil {
+		return false
+	}
+	fmt.Println("Bech32 formats:")
+	for _, prefix := range bech32Prefixes {
+		bech32Addr, err := bech32.ConvertAndEncode(prefix, bz)
+		if err != nil {
+			panic(err)
+		}
+		fmt.Println("  - " + bech32Addr)
+	}
+	return true
+}

client/keys/root.go

@@ -26,6 +26,7 @@ func Commands() *cobra.Command {
 		client.LineBreak,
 		deleteKeyCommand(),
 		updateKeyCommand(),
+		parseKeyStringCommand(),
 	)
 	return cmd
 }

client/keys/root_test.go

@@ -11,5 +11,5 @@ func TestCommands(t *testing.T) {
 	assert.NotNil(t, rootCommands)
 
 	// Commands are registered
-	assert.Equal(t, 7, len(rootCommands.Commands()))
+	assert.Equal(t, 8, len(rootCommands.Commands()))
 }

cmd/gaia/Makefile

@@ -72,7 +72,6 @@ else
 	go build -mod=readonly $(BUILD_FLAGS) -o build/gaiad ../../cmd/gaia/cmd/gaiad
 	go build -mod=readonly $(BUILD_FLAGS) -o build/gaiacli ../../cmd/gaia/cmd/gaiacli
 	go build -mod=readonly $(BUILD_FLAGS) -o build/gaiareplay ../../cmd/gaia/cmd/gaiareplay
-	go build -mod=readonly $(BUILD_FLAGS) -o build/gaiakeyutil ../../cmd/gaia/cmd/gaiakeyutil
 endif
 
 build-linux: ../../go.sum
@@ -82,7 +81,6 @@ install: ../../go.sum check-ledger
 	go install -mod=readonly $(BUILD_FLAGS) ../../cmd/gaia/cmd/gaiad
 	go install -mod=readonly $(BUILD_FLAGS) ../../cmd/gaia/cmd/gaiacli
 	go install -mod=readonly $(BUILD_FLAGS) ../../cmd/gaia/cmd/gaiareplay
-	go install -mod=readonly $(BUILD_FLAGS) ../../cmd/gaia/cmd/gaiakeyutil
 
 install-debug: ../../go.sum
 	go install -mod=readonly $(BUILD_FLAGS) ../../cmd/gaia/cmd/gaiadebug