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Change the option description of the userdel command #877

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Merged
merged 4 commits into from
Oct 3, 2022
Merged

Change the option description of the userdel command #877

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43546b7
Change the option description of the userdel command
jimcat8 Oct 2, 2022
07c2176
Corresponding to the previous information
jimcat8 Oct 2, 2022
a00c684
update
jimcat8 Oct 3, 2022
54592b4
Supplement the missing letter r
jimcat8 Oct 3, 2022
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20 changes: 10 additions & 10 deletions docs/books/admin_guide/06-users.md
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Expand Up @@ -248,7 +248,7 @@ Thus no user can use the password to access the group (since group members do no
A user is defined as follows in the `/etc/passwd` file:

* 1: Login name;
* 2: Password identification, `x` indicates that the user has a password;
* 2: Password identification, `x` indicates that the user has a password, the encrypted password is stored in the second field of `/etc/shadow`;
* 3: UID;
* 4: GID of the primary group;
* 5: Comments;
Expand Down Expand Up @@ -450,13 +450,13 @@ $ sudo userdel -r carine

| Option | Description |
| -------| --------------------------------------------------------- |
| `-r` | Deletes the connection directory and the contained files. |
| `-r` | Delete the user's home directory and mail files located in the `/var/spool/mail/` directory |

!!! Tip

To be deleted, a user must be logged out and have no running processes.

`userdel` removes the user's line from the `/etc/passwd` and `/etc/gshadow` files.
The `userdel` command removes the corresponding lines in `/etc/passwd`, `/ etc/shadow`, `/etc/group`, `/etc/gshadow`. As mentioned above, `userdel -r` will also delete the corresponding primary group of the user.

### `/etc/passwd` file

Expand All @@ -468,13 +468,13 @@ root:x:0:0:root:/root:/bin/bash
(1)(2)(3)(4)(5) (6) (7)
```

* 1: Login.
* 2: Password (`x` if defined in `/etc/shadow`).
* 3: UID.
* 4: GID of the primary group.
* 5: Comment.
* 6: Home directory.
* 7: Shell.
* 1: Login name;
* 2: Password identification, `x` indicates that the user has a password, the encrypted password is stored in the second field of `/etc/shadow`;
* 3: UID;
* 4: GID of the primary group;
* 5: Comments;
* 6: Home directory;
* 7: Shell (`/bin/bash`, `/bin/nologin`, ...).

### `/etc/shadow` file

Expand Down