acl_init - Linux
Overview
acl_init initializes an ACL (Access Control List) entry for a file or directory. It is primarily used to set up access permissions for files and directories on Linux systems, providing fine-grained control over who can access and modify resources.
Syntax
acl_init <file/directory>
Options/Flags
This command does not have any options or flags.
Examples
Initialize ACL for a file:
acl_init my_file.txt
Initialize ACL for a directory:
acl_init my_directory
Common Issues
- Permission denied: Ensure that you have appropriate permissions to modify the file or directory.
- File or directory not found: Check that the specified path is correct and that the file or directory exists.
Integration
With setfacl:
Setfacl can be used to modify ACL entries after initialization. For example:
acl_init my_file.txt
setfacl -m u:alice:rw my_file.txt
With getfacl:
Getfacl can be used to view ACL entries:
acl_init my_file.txt
getfacl my_file.txt
Related Commands
- getfacl: View ACL entries
- setfacl: Modify ACL entries
- chgrp: Change group ownership
- chown: Change user ownership