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Changed the wording and added missing hints #1700

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Merged
merged 3 commits into from
Jan 31, 2024
Merged

Changed the wording and added missing hints #1700

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Changed the wording and added missing hints
jimcat8 Jan 29, 2024
6b63a3d
update01
jimcat8 Jan 29, 2024
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jimcat8 Jan 30, 2024
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16 changes: 10 additions & 6 deletions docs/books/admin_guide/14-special-authority.md
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Original file line number Diff line number Diff line change
Expand Up @@ -239,7 +239,7 @@ For ACL permissions, this means that when the parent directory sets ACL permissi

!!! info

Recursion applies to files/directories that already exist.
Recursion is suitable for files/directories that already exist in the directory.

Look at the following example:

Expand Down Expand Up @@ -295,6 +295,10 @@ default:mask::rwx
default:other::---
```

!!! info

The default and recursion of using ACL permissions require that the operating object of the command be a directory! If the operation object is a file, an error prompt will be output.

### SetUID

The role of "SetUID":
Expand Down Expand Up @@ -559,7 +563,7 @@ Shell > chattr -i /tmp/filei /tmp/diri
| | Delete | Free modification | Append file content | View | Create file |
|:----------:|:------:|:-----------------:|:-------------------:|:----:|:-----------:|
| file | × | × | √ | √ | - |
| directory | x <br>(Directory and files under the directory) | √ <br>(Files in the directory) | √ <br>(Files in the directory) | √ <br>(Files in the directory) | √ |
| directory | x <br>(Directory and files under the directory) | x<br>(Files in the directory) | √ <br>(Files in the directory) | √ <br>(Files in the directory) | √ |

Examples for files:

Expand Down Expand Up @@ -590,19 +594,19 @@ Shell > mkdir /etc/dira
Shell > cd /etc/dira && echo "asdf" > afile

Shell > chattr +a /etc/dira
Shell > lsattr -a /etc/dira
Shell > lsattr -ad /etc/dira
-----a--------e----- /etc/dira/

Shell > rm -rf /etc/dira
rm: cannot remove '/etc/dira/afile': Operation not permitted

# Allow modification
# Free modification is not allowed
Shell > vim /etc/dira/afile
asdf-bcd
asdf

Shell > echo "new line" >> /etc/dira/afile
Shell > cat /etc/dira/afile
asdf-bcd
asdf
new line

# Allow creation of new files
Expand Down