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# 如何用 Bitcoin Core 命令行创建 Safe 金库

### 准备 Bitcoin Core 钱包

* 下载 Bitcoin Core 钱包 https://github.com/bitcoin/bitcoin/releases ，注意下载 25.0 以上的版本才行。
| 您还可以选择 [用 Bitcoin Core GUI 创建 Safe 金库](/zh/article/bitcoin-core-gui-safe-1ti8h04/)
* 按照文档指南编译配置好钱包 [https://github.com/bitcoin/bitcoin/blob/master/doc/build-osx.md](https://github.com/bitcoin/bitcoin/blob/master/doc/build-osx.md)
* 进入 src 目录，终端输入命令后台运行比特币客户端：
  
  ```bash
  ./bitcoind -daemon
  Bitcoin Core starting
  ```

|| 用 Bitcoin Core 管理 Safe 金库不需要同步比特币节点数据！

### 创建 Safe 金库

1、进入 Safe 后台，新建 Safe 金库

2、输入金库名称选择 Bitcoin 网络

3、钱包选择 Bitcoin Core

![](https://storage.crisp.chat/users/helpdesk/website/71991a4db339f000/image_qail93.png)

选择 Bitcoin Core 来管理 Safe 金库，需要在 Bitcoin Core 钱包里创建两个钱包：

* 私钥钱包，管理密钥（私钥和公钥）
* 脚本钱包，负责多签交易、管理 UTXO

3.1  在终端中输入以下命令创建私钥钱包：

```bash
$ ./bitcoin-cli createwallet mixin-safe-holder
{
   "name": "mixin-safe-holder"
}
```

3.2  输入以下命令获得私钥钱包地址：

```bash
$ ./bitcoin-cli --rpcwallet=mixin-safe-holder getnewaddress safe legacy
1Gz4GoSjNV8MxLFt8bE8JTfqJp6b2bXhvZ
```

* 参数 safe：地址标签（label）
* 参数 legacy：必须是 legacy 格式，否则 signmessage 不支持


3.3  根据地址标签查询钱包地址：

```bash
$ ./bitcoin-cli --rpcwallet=mixin-safe-holder getaddressesbylabel safe
{
   "1Gz4GoSjNV8MxLFt8bE8JTfqJp6b2bXhvZ": {
      "purpose": "receive"
    }
}
```

3.4  获取私钥钱包的 public key 
```bash
$ ./bitcoin-cli --rpcwallet=mixin-safe-holder getaddressinfo 1Gz4GoSjNV8MxLFt8bE8JTfqJp6b2bXhvZ
{
  "address": "1Gz4GoSjNV8MxLFt8bE8JTfqJp6b2bXhvZ",
  "scriptPubKey": "76a914af5454090a5fed618162431ddc57f67c671e82fa88ac",
  "ismine": true,
  "solvable": true,
  "desc": "pkh([e8a47a9c/44'/0'/0'/0/0]03b08eeab9826f10b68569ff9af26ea350675e9d5cf9274c1990cfe5d7cf2b186c)#n9cxzr97",
  "parent_desc": "pkh([e8a47a9c/44'/0'/0']xpub6CKHxzDBDi8rRzUcRwaYhHgN6nRNuFSqh7dH3CTgzb2Qa7CN6DGzvTJpnoCgCYj9S5JsnXkbiCGgGWjh7egGBouV533cmY7xy7wUBuQGfvX/0/*)#c7p9wm6z",
  "iswatchonly": false,
  "isscript": false,
  "iswitness": false,
  "pubkey": "03b08eeab9826f10b68569ff9af26ea350675e9d5cf9274c1990cfe5d7cf2b186c",
  "iscompressed": true,
  "ischange": false,
  "timestamp": 1686997004,
  "hdkeypath": "m/44'/0'/0'/0/0",
  "hdseedid": "0000000000000000000000000000000000000000",
  "hdmasterfingerprint": "e8a47a9c",
  "labels": [
    "safe"
  ]
}
```

3.5  复制 pubkey 粘贴到 safe 后台并下一步保存：

![](https://storage.crisp.chat/users/helpdesk/website/71991a4db339f000/image_1lgdasu.png)

4、设置资产共管人

添加你信任的家人、朋友或者同事为资产共管人，并设置合理的共管模式。

5、预览并创建金库

6、激活金库

6.1  解码 Safe 金库数据

![](https://storage.crisp.chat/users/helpdesk/website/71991a4db339f000/image_1ps6aeo.png)

从 Safe 后台复制激活页面步骤 1 脚本数据，用以下命令解码数据

```bash
$ ./bitcoin-cli decodescript 2103b08eeab9826f10b68569ff9af26ea350675e9d5cf9274c1990cfe5d7cf2b186cac7c210261300cb233f092c6c2f787139624b88ea4c774e779b3a257b36a2fcf186a09a7ac937c82926321026e37ea6e1e9a018753e3289387306d8d605351803497021c1a7cf7e6c0a8dab6ad02b001b29268935287
{
  "asm": "03b08eeab9826f10b68569ff9af26ea350675e9d5cf9274c1990cfe5d7cf2b186c OP_CHECKSIG OP_SWAP 0261300cb233f092c6c2f787139624b88ea4c774e779b3a257b36a2fcf186a09a7 OP_CHECKSIG OP_ADD OP_SWAP OP_SIZE OP_0NOTEQUAL OP_IF 026e37ea6e1e9a018753e3289387306d8d605351803497021c1a7cf7e6c0a8dab6 OP_CHECKSIGVERIFY 432 OP_CHECKSEQUENCEVERIFY OP_0NOTEQUAL OP_ENDIF OP_ADD 2 OP_EQUAL",
  "desc": "raw(2103b08eeab9826f10b68569ff9af26ea350675e9d5cf9274c1990cfe5d7cf2b186cac7c210261300cb233f092c6c2f787139624b88ea4c774e779b3a257b36a2fcf186a09a7ac937c82926321026e37ea6e1e9a018753e3289387306d8d605351803497021c1a7cf7e6c0a8dab6ad02b001b29268935287)#q9ngh6sm",
  "type": "nonstandard",
  "p2sh": "3J7w4UTU99Q55q3nxse4qGece52Nc21LKD",
  "segwit": {
    "asm": "0 0f338779ff70a9233ba47940b9136ef7f6f5c7524b49bb01ad66baad9d8864dc",
    "desc": "wsh(thresh(2,pk(03b08eeab9826f10b68569ff9af26ea350675e9d5cf9274c1990cfe5d7cf2b186c),s:pk(0261300cb233f092c6c2f787139624b88ea4c774e779b3a257b36a2fcf186a09a7),sj:and_v(v:pk(026e37ea6e1e9a018753e3289387306d8d605351803497021c1a7cf7e6c0a8dab6),n:older(432))))#p6vc2x03",
    "hex": "00200f338779ff70a9233ba47940b9136ef7f6f5c7524b49bb01ad66baad9d8864dc",
    "address": "bc1qpuecw70lwz5jxway09qtjymw7lm0t36jfdymkqddv6a2m8vgvnwqfnt0pq",
    "type": "witness_v0_scripthash",
    "p2sh-segwit": "342sprEcLKM3sYrCfPtdLemasXwYnAukT3"
  }
}
```

6.2  创建脚本钱包

```bash
$ ./bitcoin-cli -named createwallet wallet_name="mixin-safe" disable_private_keys=true blank=true load_on_startup=true
{
  "name": "mixin-safe"
}
```

6.3  导入描述符到脚本钱包

将步骤 6.1 解码出来的数据里 segwit 下的 desc 按格式 `'[{"desc":"xxx","timestamp":"now","internal":false}]’` 拼接为描述符导入脚本钱包：

```bash
$ ./bitcoin-cli --rpcwallet=mixin-safe importdescriptors '[{"desc":"wsh(thresh(2,pk(03b08eeab9826f10b68569ff9af26ea350675e9d5cf9274c1990cfe5d7cf2b186c),s:pk(0261300cb233f092c6c2f787139624b88ea4c774e779b3a257b36a2fcf186a09a7),sj:and_v(v:pk(026e37ea6e1e9a018753e3289387306d8d605351803497021c1a7cf7e6c0a8dab6),n:older(432))))#p6vc2x03","timestamp":"now","internal":false}]' 
[
  {
    "success": true
  }
]
```

6.4  签名 Safe 金库数据

![](https://storage.crisp.chat/users/helpdesk/website/71991a4db339f000/image_fdhy7g.png)

按下面格式签名从 Safe 后台复制激活页面步骤 3 数据：

```bash
$ ./bitcoin-cli --rpcwallet=mixin-safe-holder signmessage 1Gz4GoSjNV8MxLFt8bE8JTfqJp6b2bXhvZ APPROVE:c09c6f5f-4461-46a2-a172-4cd970aab955:bc1qpuecw70lwz5jxway09qtjymw7lm0t36jfdymkqddv6a2m8vgvnwqfnt0pq
IOs73u6gnEy9hIIH6zpEXLtaQncAUYkCk6hV8LQxwdxvQz3jOLbEDXJpo669P6sXQVHHpmnlbDbt22HHdgigeYs=
```

注意 signmessage 第一个参数是私钥钱包的地址。

6.5  激活钱包

复制 6.4 签名后的数据到激活页面步骤 5 输入框，点激活按钮：

![](https://storage.crisp.chat/users/helpdesk/website/71991a4db339f000/image_16rqums.png)

```
等待约 30 秒钟 Safe 金库激活成功，你可以通过以下命令检测 Safe 金库的充值地址是否和脚本钱包的地址一致：
```

```bash
$ ./bitcoin-cli --rpcwallet=mixin-safe getaddressesbylabel ""
{
  "bc1qpuecw70lwz5jxway09qtjymw7lm0t36jfdymkqddv6a2m8vgvnwqfnt0pq": {
    "purpose": "receive"
  }
}
```


![](https://storage.crisp.chat/users/helpdesk/website/71991a4db339f000/image_k39rez.png)

---

Safe 金库创建好后就可以往这个地址里充值 BTC 了。
