Use first key in the vault when doing eosc boot

bios/bios.go

@@ -155,6 +155,11 @@ func (b *BIOS) Boot() error {
 }
 
 func (b *BIOS) setEphemeralKeypair() error {
+	if b.EphemeralPrivateKey != nil {
+		b.logEphemeralKey("Using preset key")
+		return nil
+	}
+
 	if _, ok := b.BootSequence.Keys["ephemeral"]; ok {
 		cnt := b.BootSequence.Keys["ephemeral"]
 		privKey, err := ecc.NewPrivateKey(strings.TrimSpace(string(cnt)))
@@ -166,17 +171,7 @@ func (b *BIOS) setEphemeralKeypair() error {
 		b.EphemeralPublicKey = privKey.PublicKey()
 
 		b.logEphemeralKey("Using user provider custom ephemeral keys from boot sequence")
-	} else if _, ok := b.BootSequence.Keys["vault"]; ok {
-		cnt := b.BootSequence.Keys["vault"]
-		privKey, err := ecc.NewPrivateKey(strings.TrimSpace(string(cnt)))
-		if err != nil {
-			return fmt.Errorf("unable to correctly decode Vault's first public key %q: %s", cnt, err)
-		}
 
-		b.EphemeralPrivateKey = privKey
-		b.EphemeralPublicKey = privKey.PublicKey()
-
-		b.logEphemeralKey("Using first public key in Vault")
 	} else if b.ReuseGenesis {
 		genesisPrivateKey, err := readPrivKeyFromFile("genesis.key")
 		if err != nil {
@@ -187,6 +182,7 @@ func (b *BIOS) setEphemeralKeypair() error {
 		b.EphemeralPublicKey = genesisPrivateKey.PublicKey()
 
 		b.logEphemeralKey("REUSING previously generated ephemeral keys from genesis")
+
 	} else {
 		ephemeralPrivateKey, err := b.GenerateEphemeralPrivKey()
 		if err != nil {

eosc/cmd/boot.go

@@ -3,6 +3,7 @@ package cmd
 import (
 	"path/filepath"
 
+	eos "github.com/eoscanada/eos-go"
 	"github.com/eoscanada/eosc/bios"
 	homedir "github.com/mitchellh/go-homedir"
 	"github.com/spf13/cobra"
@@ -12,15 +13,15 @@ import (
 var bootCmd = &cobra.Command{
 	Use:   "boot [boot_sequence.yaml]",
 	Short: "Boot a fresh network, using the now famous eos-bios.",
-Long: `Boot a fresh network, using the now famous eos-bios.
+	Long: `Boot a fresh network, using the now famous eos-bios.
 
 Use one of the boot sequences in https://github.com/eoscanada/eosc/tree/master/bootseqs
 to setup a clean EOSIO blockchain, with the features you like.
 
 Use a base config over there, run your node, create a new Vault and use it
 to bootstrap your chain by running 'eosc boot'.
 `,
-	Args:  cobra.MaximumNArgs(1),
+	Args: cobra.MaximumNArgs(1),
 	Run: func(cmd *cobra.Command, args []string) {
 		api := getAPI()
 		attachWallet(api)
@@ -40,6 +41,15 @@ to bootstrap your chain by running 'eosc boot'.
 
 		b.ReuseGenesis = viper.GetBool("boot-cmd-reuse-genesis")
 
+		keyBag, ok := api.Signer.(*eos.KeyBag)
+		if ok {
+			if len(keyBag.Keys) != 0 {
+				key := keyBag.Keys[0]
+				b.EphemeralPrivateKey = key
+				b.EphemeralPublicKey = key.PublicKey()
+			}
+		}
+
 		err := b.Boot()
 		errorCheck("failed eos-bios boot", err)
 	},