Linux sticky bit (sticky bit)

Only root or owner can delete and rename files when the sticky bit is set.

Example:

The user Apple Default group is fruit.

[[email protected] ~]# ID apple

uid=1001 (apple) gid=1001 (fruit) group =1001 (fruit)

STEP1 Displays the Water folder information, the folder is not currently set to a sticky position .

[Email protected]/]# Ls-l | grep water

Drwxr-xrwx. 4 root root 4096 August 21:02 water

STEP2 Displays water subfolder information.

[Email protected]/]# ls-l water

Total Dosage 8

Drwxr-xr-x. 2 root root 4096 August 21:02 mineral

Drwxr-xr-x. 2 root root 4096 August 21:02 Pure

Step3 Delete the mineral folder.

[Email protected] water]$ rm-r mineral/

RM: Do you want to delete the write-protected directory ' mineral/'? Y

STEP4 Displays water subfolder information.

[Email protected] water]$ ls-l

Total Dosage 4

Drwxr-xr-x. 2 root root 4096 August 21:02 Pure

Step5 the Water folder with a sticky bit .

[Email protected]/]# chmod o+t Water

[Email protected]/]# Ls-l | grep water

DRWXR-XRWT. 3 root root 4096 August 21:08 water

STEP6 Delete the Pure folder with Apple users .

[Email protected] water]$ Rm-r Pure

RM: Do you want to delete the write-protected directory ' pure '? Y

RM: Cannot delete ' pure ': Operation not permitted

STEP7 Delete the Pure folder as the root user .

[Email protected] water]# rm-r pure/

RM: Do you want to delete the directory ' pure/'? Y

STEP8 Displays water subfolder information.

[Email protected] water]# ls-l

Total dosage 0

Linux sticky bit (sticky bit)