geth 新建账户

使用geth的account命令管理账户，例如创建新账户、更新账户密码、查询账户等：

geth account <command> [options...] [arguments...]

 

命令 - command

1.  
   list 列表显示现有账户
2.  
   new 创建一个新的账户
3.  
   update 修改账户
4.  
   import 导入私钥创建新账户

可以使用--help获取这些命令的帮助信息，例如：

1.  
   ~$ geth account list --help
2.  
   list [command options] [arguments...]
3.  
    
4.  
   Print a short summary of all accounts
5.  
    
6.  
   OPTIONS:
7.  
   --datadir "/home/bas/.ethereum" Data directory for the databases and keystore
8.  
   --keystore Directory for the keystore (default = inside the datadir)

创建新账户

使用geth account new命令新建账户：

1.  
   $ geth account new
2.  
   Your new account is locked with a password. Please give a password. Do not forget this password.
3.  
   Passphrase:
4.  
   Repeat Passphrase:
5.  
   Address: {168bc315a2ee09042d83d7c5811b533620531f67}

导入私钥创建新账户

可以使用geth account import命令，通过导入私钥来创建一个新账户，

1.  
   ~$ geth account import --datadir /someOtherEthDataDir ./key.prv
2.  
   The new account will be encrypted with a passphrase.
3.  
   Please enter a passphrase now.
4.  
   Passphrase:
5.  
   Repeat Passphrase:
6.  
   Address: {7f444580bfef4b9bc7e14eb7fb2a029336b07c9d}

更新账户密码

使用geth account update命令来更新指定账户的密码：

1.  
   ~$ geth account update a94f5374fce5edbc8e2a8697c15331677e6ebf0b
2.  
   Unlocking account a94f5374fce5edbc8e2a8697c15331677e6ebf0b | Attempt 1/3
3.  
   Passphrase:
4.  
   0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b
5.  
   Account 'a94f5374fce5edbc8e2a8697c15331677e6ebf0b' unlocked.
6.  
   Please give a new password. Do not forget this password.
7.  
   Passphrase:
8.  
   Repeat Passphrase:
9.  
   0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b

显示已有账户

使用geth account list命令列表显示已有账户，可选的可以使用--keystore指定keystore目录：

1.  
   ~$ geth account list --keystore /tmp/mykeystore/
2.  
   Account #0: {5afdd78bdacb56ab1dad28741ea2a0e47fe41331} keystore:///tmp/mykeystore/UTC--2017-04-28T08-46-27.437847599Z--5afdd78bdacb56ab1dad28741ea2a0e47fe41331
3.  
   Account #1: {9acb9ff906641a434803efb474c96a837756287f} keystore:///tmp/mykeystore/UTC--2017-04-28T08-46-52.180688336Z--9acb9ff906641a434803efb474c96a837756287f