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User Permission Management

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마지막 업데이트 시간: 2024-01-22 22:15:48

This document describes how to set the access permissions of users and user groups based on the POSIX syntax in a file system, which can be Standard (NFS), High-Performance (NFS), Standard Turbo, or High-Performance Turbo.
Prerequisites
You have mounted the file system over the Turbo or NFSv3 protocol as instructed in Using CFS Turbo on Linux Clients or Using CFS File Systems on Linux Clients.
Command description
Command
Description
getfacl <filename>
View the current ACL of the file.
setfacl -m g:cfsgroup:w <filename>
Set the write permission for the cfsgroup user group.
setfacl -m u:cfsuser:w <filename>
Set the write permission for the cfsuser user.
setfacl -x g:cfsgroup <filename>
Delete the permission of the players user group.
getfacl file1 | setfacl --set-file=- file2
Copy the ACL of file1 to file2.
setfacl -b file1
Delete all extended ACL rules and retain basic ACL rules (owner, group, and others).
setfacl -k file1
Delete all default rules from file1.
setfacl -R -m g:cfsgroup:rw dir
Grant the cfsgroup user group the permission to read/write files and directories in the dir directory tree.
setfacl -d -m g:cfsgroup:rw dir
Grant the cfsgroup user group the permission to read/write newly created files and directories in the dir directory tree.
Example
sudo useradd cfsuser  # Create the `cfsuser` user
sudo useradd otheruser  # Create the `otheruser` user
sudo groupadd cfsgroup  # Create the `cfsgroup` user group
sudo usermod -g cfsgroup cfsuser  # Allocate `cfsuser` to `cfsgroup`
sudo touch file1 # Create a file named `file1`
sudo setfacl -m g:cfsgroup:r-x file1 # Grant the `cfsgroup` user group the permission to read and execute `file1`
sudo setfacl -m u:otheruser:rwx file1 # Grant the `otheruser` user the permission to read/write and execute `file1`
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Cloud File Storage

User Permission Management

Prerequisites

Command description

Example

도움말 및 지원

Command	Description
getfacl <filename>	View the current ACL of the file.
setfacl -m g:cfsgroup:w <filename>	Set the write permission for the `cfsgroup` user group.
setfacl -m u:cfsuser:w <filename>	Set the write permission for the `cfsuser` user.
setfacl -x g:cfsgroup <filename>	Delete the permission of the `players` user group.
getfacl file1 \| setfacl --set-file=- file2	Copy the ACL of `file1` to `file2`.
setfacl -b file1	Delete all extended ACL rules and retain basic ACL rules (owner, group, and others).
setfacl -k file1	Delete all default rules from `file1`.
setfacl -R -m g:cfsgroup:rw dir	Grant the `cfsgroup` user group the permission to read/write files and directories in the `dir` directory tree.
setfacl -d -m g:cfsgroup:rw dir	Grant the `cfsgroup` user group the permission to read/write newly created files and directories in the `dir` directory tree.