code.vegaprotocol.io/vega@v0.79.0/wallet/api/admin_generate_key.go (about)

     1  // Copyright (C) 2023 Gobalsky Labs Limited
     2  //
     3  // This program is free software: you can redistribute it and/or modify
     4  // it under the terms of the GNU Affero General Public License as
     5  // published by the Free Software Foundation, either version 3 of the
     6  // License, or (at your option) any later version.
     7  //
     8  // This program is distributed in the hope that it will be useful,
     9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    11  // GNU Affero General Public License for more details.
    12  //
    13  // You should have received a copy of the GNU Affero General Public License
    14  // along with this program.  If not, see <http://www.gnu.org/licenses/>.
    15  
    16  package api
    17  
    18  import (
    19  	"context"
    20  	"fmt"
    21  
    22  	"code.vegaprotocol.io/vega/libs/jsonrpc"
    23  	"code.vegaprotocol.io/vega/wallet/wallet"
    24  
    25  	"github.com/mitchellh/mapstructure"
    26  )
    27  
    28  type AdminGenerateKeyParams struct {
    29  	Wallet   string            `json:"wallet"`
    30  	Metadata []wallet.Metadata `json:"metadata"`
    31  }
    32  
    33  type AdminGenerateKeyResult struct {
    34  	PublicKey string            `json:"publicKey"`
    35  	Algorithm wallet.Algorithm  `json:"algorithm"`
    36  	Metadata  []wallet.Metadata `json:"metadata"`
    37  }
    38  
    39  type AdminGenerateKey struct {
    40  	walletStore WalletStore
    41  }
    42  
    43  // Handle generates a key on the specified wallet.
    44  func (h *AdminGenerateKey) Handle(ctx context.Context, rawParams jsonrpc.Params) (jsonrpc.Result, *jsonrpc.ErrorDetails) {
    45  	params, err := validateGenerateKeyParams(rawParams)
    46  	if err != nil {
    47  		return nil, InvalidParams(err)
    48  	}
    49  
    50  	if exist, err := h.walletStore.WalletExists(ctx, params.Wallet); err != nil {
    51  		return nil, InternalError(fmt.Errorf("could not verify the wallet exists: %w", err))
    52  	} else if !exist {
    53  		return nil, InvalidParams(ErrWalletDoesNotExist)
    54  	}
    55  
    56  	alreadyUnlocked, err := h.walletStore.IsWalletAlreadyUnlocked(ctx, params.Wallet)
    57  	if err != nil {
    58  		return nil, InternalError(fmt.Errorf("could not verify whether the wallet is already unlock or not: %w", err))
    59  	}
    60  	if !alreadyUnlocked {
    61  		return nil, RequestNotPermittedError(ErrWalletIsLocked)
    62  	}
    63  
    64  	w, err := h.walletStore.GetWallet(ctx, params.Wallet)
    65  	if err != nil {
    66  		return nil, InternalError(fmt.Errorf("could not retrieve the wallet: %w", err))
    67  	}
    68  
    69  	kp, err := w.GenerateKeyPair(params.Metadata)
    70  	if err != nil {
    71  		return nil, InternalError(fmt.Errorf("could not generate a new key: %w", err))
    72  	}
    73  
    74  	if err := h.walletStore.UpdateWallet(ctx, w); err != nil {
    75  		return nil, InternalError(fmt.Errorf("could not save the wallet: %w", err))
    76  	}
    77  
    78  	return AdminGenerateKeyResult{
    79  		PublicKey: kp.PublicKey(),
    80  		Algorithm: wallet.Algorithm{
    81  			Name:    kp.AlgorithmName(),
    82  			Version: kp.AlgorithmVersion(),
    83  		},
    84  		Metadata: kp.Metadata(),
    85  	}, nil
    86  }
    87  
    88  func validateGenerateKeyParams(rawParams jsonrpc.Params) (AdminGenerateKeyParams, error) {
    89  	if rawParams == nil {
    90  		return AdminGenerateKeyParams{}, ErrParamsRequired
    91  	}
    92  
    93  	params := AdminGenerateKeyParams{}
    94  	if err := mapstructure.Decode(rawParams, &params); err != nil {
    95  		return AdminGenerateKeyParams{}, ErrParamsDoNotMatch
    96  	}
    97  
    98  	if params.Wallet == "" {
    99  		return AdminGenerateKeyParams{}, ErrWalletIsRequired
   100  	}
   101  
   102  	return params, nil
   103  }
   104  
   105  func NewAdminGenerateKey(
   106  	walletStore WalletStore,
   107  ) *AdminGenerateKey {
   108  	return &AdminGenerateKey{
   109  		walletStore: walletStore,
   110  	}
   111  }