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Commit 26eb8546 authored by Jan Siwiec's avatar Jan Siwiec
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Update storage.md

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...@@ -212,26 +212,9 @@ To have a better understanding of previous commands, you can read man pages: ...@@ -212,26 +212,9 @@ To have a better understanding of previous commands, you can read man pages:
Extended ACLs provide another security mechanism beside the standard POSIX ACLs, which are defined by three entries (for owner/group/others). Extended ACLs have more than the three basic entries. In addition, they also contain a mask entry and may contain any number of named user and named group entries. Extended ACLs provide another security mechanism beside the standard POSIX ACLs, which are defined by three entries (for owner/group/others). Extended ACLs have more than the three basic entries. In addition, they also contain a mask entry and may contain any number of named user and named group entries.
ACLs on a Lustre file system work exactly like ACLs on any Linux file system. They are manipulated with the standard tools in the standard manner. Below, we create a directory and allow a specific user access. ACLs on a Lustre file system work exactly like ACLs on any Linux file system. They are manipulated with the standard tools in the standard manner.
* [nfs4_setfacl][e] For more information, see the [Access Control List][7] section of the documentation.
* [nfs4_getfacl][l]
```console
vop999@login1:~$ nfs4_getfacl test
# file: test
A::OWNER@:rwaxtTcCy
A::GROUP@:rwatcy
A::EVERYONE@:rtcy
vop999@login1:~$ nfs4_setfacl -a A::GROUP@:RWX test
vop999@login1:~$ nfs4_getfacl test
# file: test
A::OWNER@:rwaxtTcCy
A::GROUP@:rwaxtcy
A::EVERYONE@:rtcy
```
Default ACL mechanism can be used to replace setuid/setgid permissions on directories. Setting a default ACL on a directory will cause the ACL permissions to be inherited by any newly created file or subdirectory within the directory.
## Local Filesystems ## Local Filesystems
...@@ -257,6 +240,7 @@ Each node is equipped with RAMDISK storage accessible at /tmp, /lscratch and /ra ...@@ -257,6 +240,7 @@ Each node is equipped with RAMDISK storage accessible at /tmp, /lscratch and /ra
[4]: ../general/obtaining-login-credentials/obtaining-login-credentials.md [4]: ../general/obtaining-login-credentials/obtaining-login-credentials.md
[5]: #project-file-system [5]: #project-file-system
[6]: ../storage/project-storage.md [6]: ../storage/project-storage.md
[7]: ../storage/standard-file-acl.md
[a]: http://www.nas.nasa.gov [a]: http://www.nas.nasa.gov
[b]: http://www.nas.nasa.gov/hecc/support/kb/Lustre_Basics_224.html#striping [b]: http://www.nas.nasa.gov/hecc/support/kb/Lustre_Basics_224.html#striping
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