63 lines
1.7 KiB
Go
63 lines
1.7 KiB
Go
package server
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import (
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"fmt"
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"github.com/cosmos/cosmos-sdk/crypto/keyring"
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"github.com/cosmos/cosmos-sdk/codec"
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sdk "github.com/cosmos/cosmos-sdk/types"
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)
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// GenerateCoinKey returns the address of a public key, along with the secret
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// phrase to recover the private key.
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func GenerateCoinKey(algo keyring.SignatureAlgo, cdc codec.Codec) (sdk.AccAddress, string, error) {
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// generate a private key, with recovery phrase
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k, secret, err := keyring.NewInMemory(cdc).NewMnemonic("name", keyring.English, sdk.FullFundraiserPath, keyring.DefaultBIP39Passphrase, algo)
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if err != nil {
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return sdk.AccAddress([]byte{}), "", err
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}
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addr, err := k.GetAddress()
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if err != nil {
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return nil, "", err
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}
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return addr, secret, nil
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}
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// GenerateSaveCoinKey returns the address of a public key, along with the secret
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// phrase to recover the private key.
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func GenerateSaveCoinKey(keybase keyring.Keyring, keyName string, overwrite bool, algo keyring.SignatureAlgo) (sdk.AccAddress, string, error) {
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exists := false
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_, err := keybase.Key(keyName)
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if err == nil {
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exists = true
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}
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// ensure no overwrite
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if !overwrite && exists {
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return sdk.AccAddress([]byte{}), "", fmt.Errorf(
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"key already exists, overwrite is disabled")
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}
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// generate a private key, with recovery phrase
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if exists {
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err = keybase.Delete(keyName)
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if err != nil {
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return sdk.AccAddress([]byte{}), "", fmt.Errorf(
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"failed to overwrite key")
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}
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}
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k, secret, err := keybase.NewMnemonic(keyName, keyring.English, sdk.FullFundraiserPath, keyring.DefaultBIP39Passphrase, algo)
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if err != nil {
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return sdk.AccAddress([]byte{}), "", err
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}
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addr, err := k.GetAddress()
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if err != nil {
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return nil, "", err
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}
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return addr, secret, nil
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}
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