Linux 随机生成密码mkpasswd


mkpasswd是个小工具，可以随机生产密码，用起来很方便，默认是没有的，用yum安装

  1. [root@ip-172-31-29-22 ~]# yum install -y expect
  2. Loaded plugins: amazon-id, rhui-lb, search-disabled-repos
  3. dockerrepo | 2.9 kB 00:00:00
  4. rhui-REGION-client-config-server-7 | 2.9 kB 00:00:00
  5. rhui-REGION-rhel-server-releases | 3.5 kB 00:00:00
  6. rhui-REGION-rhel-server-rh-common | 3.8 kB 00:00:00
  7. (1/2): rhui-REGION-rhel-server-releases/7Server/x86_64/updateinfo | 2.4 MB 00:00:00
  8. (2/2): rhui-REGION-rhel-server-releases/7Server/x86_64/primary_db | 46 MB 00:00:01
  9. Resolving Dependencies
  10. --> Running transaction check
  11. ---> Package expect.x86_64 0:5.45-14.el7_1 will be installed
  12. --> Processing Dependency: libtcl8.5.so()(64bit) for package: expect-5.45-14.el7_1.x86_64
  13. --> Running transaction check
  14. ---> Package tcl.x86_64 1:8.5.13-8.el7 will be installed
  15. --> Finished Dependency Resolution

  17. Dependencies Resolved

  19. =============================================================================================================================================================================================
  20.  Package Arch Version Repository Size
  21. =============================================================================================================================================================================================
  22. Installing:
  23.  expect x86_64 5.45-14.el7_1 rhui-REGION-rhel-server-releases 262 k
  24. Installing for dependencies:
  25.  tcl x86_64 1:8.5.13-8.el7 rhui-REGION-rhel-server-releases 1.9 M

  27. Transaction Summary
  28. =============================================================================================================================================================================================
  29. Install 1 Package (+1 Dependent package)

生成密码，-l是要生成的密码长度，-s是包含几个特殊字符，-d是包含几 个数字，-c是小写字符个数，-C是大写字符个数

  1. [root@ip-172-31-29-22 ~]# mkpasswd -l 20 -s 4 -d 3 -c 3 -C 3


  3. xgVYfo.py!0n$3hE1%et





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转载于:http://blog.itpub.net/20893244/viewspace-2150338/