Shulou(Shulou.com)06/01 Report--

1. Create a user gentoo, and the additional groups are bin and root. The default shell is / bin/csh, and the comment information is "Gentoo Distribution".

Useradd-G bin,root-s / bin/csh-c "gentoo distribution" gentoo

2. Create the following user, group and membership group named admins, user natasha, use admins as the additional group, user harry, also use admins, as the additional group, user sarah, non-interactive login system, and is not a member of admins. The natasha,harry,sarah password is centos.

Groupadd admins

Useradd-G admins natasha

Useradd-G admins harry

Useradd-s / sbin/nologin sarah

Echo centos | passwd-- stdin natasha

Echo centos | passwd-- stdin harry

Echo centos | passwd-- stdin sarah

3. Create testuser uid 1234, primary group: bin, secondary group: root,ftp,shell:/bin/csh home:/testdir/testuser

Useradd-u 1234-g bin-G root,ftp-s / bin/csh-d / testdir/testuser testuser

4. Modify testuser uid:4321, primary group: root, auxiliary group: nobody,loginname:test,home:/home/test home data migration

Groupadd loginname

Usermod-u 4321-g root-G nobody-l test-dm / home/test testuser

5. Create an account in batches: user1...user10,uid:3000-3009 Magne.shellVlGUBINGUBINGUBING csh.HomeGRAMCHOMUSION TestdirUniusername

Passwd:usernamepass, pay attention to the configuration related to the home directory to enable users to log in normally

Vim useradd.txt

User1:x:3000:3000::/testdir/username1:/bin/csh

User2:x:3001:3001::/testdir/username2:/bin/csh

User3:x:3002:3002::/testdir/username3:/bin/csh

User4:x:3003:3003::/testdir/username4:/bin/csh

User5:x:3004:3004::/testdir/username5:/bin/csh

User6:x:3005:3005::/testdir/username6:/bin/csh

User7:x:3006:3006::/testdir/username7:/bin/csh

User8:x:3007:3007::/testdir/username8:/bin/csh

User9:x:3008:3008::/testdir/username9:/bin/csh

Newusers useradd.txt

Vim pwd.txt

User1:123456

User2:123456

User3:123456

User4:123456

User5:123456

User6:123456

User7:123456

User8:123456

User9:123456

Cat pwd.txt | chpasswd

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