Linux systems get group names quickly by user name

Source: Internet
Author: User

Due to the project needs, the user name of the Linux system needs to quickly get the group name, through the test summarized as follows:

Method 1: Pass the groups command

[[email protected] ~]# for i in  ' awk -f  ': '   ' {print $1} '  /ETC/PASSWD ';d o groups  $i;d one                 root : rootbin : bin daemon sysdaemon :  daemon bin adm lpadm : adm syslp : lpsync :  rootshutdown : roothalt : rootmail : mailuucp : uucpoperator :  rootgames : usersgopher : gopherftp : ftpnobody : nobodyvcsa  : vcsasaslauth : saslauthpostfix : postfix mailsshd : sshdntp  : ntptcpdump : tcpdumpdbus : dbusavahi-autoipd : avahi-autoipdansible  : ansibledfw : rootmonitor : monitormanage : managemysql :  Mysqltvrich : tvrichapache&nBsp;: apache 

Method 2:awk

Method 3:shell Script

This article from "Small http Happy Life" blog, declined reprint!

Linux systems get group names quickly by user name

Related Article

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.