Shared folders - Revision history

Honfi001: /* ACL shared directories on NFS folders */

2025-10-30T12:56:14Z

ACL shared directories on NFS folders

← Older revision		Revision as of 14:56, 30 October 2025
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	=== ACL shared directories on NFS folders===		=== ACL shared directories on NFS folders===

	{{Warning\|Due to a ~~misconfiguration~~, ACL permissions are currently disabled in our nfs shares, which includes the directories at /home and /shared. This will be addressed at the next downtime.}}		{{Warning\|Due to a missconfiguration, ACL permissions are currently disabled in our nfs shares, which includes the directories at /home and /shared. This will be addressed at the next downtime.}}

	If you want to share e.g. you home folder with another user, follow these steps:		If you want to share e.g. you home folder with another user, follow these steps:

Honfi001 at 11:35, 3 July 2025

2025-07-03T11:35:07Z

← Older revision		Revision as of 13:35, 3 July 2025
Line 43:		Line 43:
	=== ACL shared directories on NFS folders===		=== ACL shared directories on NFS folders===

	{{Warning\|Due to a misconfiguration ACL permissions is currently disabled in our nfs shares, which includes the /home ~~directories~~ and ~~the~~ /shared ~~directories~~. This will be addressed at the next downtime.}}		{{Warning\|Due to a misconfiguration, ACL permissions are currently disabled in our nfs shares, which includes the directories at /home and /shared. This will be addressed at the next downtime.}}

	If you want to share e.g. you home folder with another user, follow these steps:		If you want to share e.g. you home folder with another user, follow these steps:

Honfi001: /* ACL shared directories on NFS folders */

2025-07-03T11:30:52Z

ACL shared directories on NFS folders

← Older revision		Revision as of 13:30, 3 July 2025
Line 43:		Line 43:
	=== ACL shared directories on NFS folders===		=== ACL shared directories on NFS folders===

	{{~~Note~~\|~~type=warn\|text=There is~~ a misconfiguration ~~in the current homeshared exports has~~ disabled ~~ACLs~~ in our ~~current~~ nfs ~~exports~~. This will be addressed at the next ~~Downtime~~.}}		{{Warning\|Due to a misconfiguration ACL permissions is currently disabled in our nfs shares, which includes the /home directories and the /shared directories. This will be addressed at the next downtime.}}


	If you want to share e.g. you home folder with another user, follow these steps:		If you want to share e.g. you home folder with another user, follow these steps:

Honfi001 at 11:20, 3 July 2025

2025-07-03T11:20:05Z

← Older revision		Revision as of 13:20, 3 July 2025
Line 11:		Line 11:
	You may create a folder that can be accessed by yourself and someone else in the following manner:		You may create a folder that can be accessed by yourself and someone else in the following manner:

	<pre>		<pre>cd /lustre/shared
	cd /lustre/shared
	mkdir shared_folder		mkdir shared_folder
	chmod 700 shared_folder		chmod 700 shared_folder
	user=$USER		user=$USER
	setfacl -R -m u:${user}:rwx,d:u:${user}:rwx shared_folder		setfacl -R -m u:${user}:rwx,d:u:${user}:rwx shared_folder</pre>
	</pre>

	Then, for each person who you want to have access to this:		Then, for each person who you want to have access to this:
Line 28:		Line 26:

	For groups, replace the "u" with "g", like so:		For groups, replace the "u" with "g", like so:
	<pre>		<pre>group=my_group
	setfacl --~~recursive --modify~~ g:~~group_name~~:rwx ~~shared_folder~~		setfacl -R -m g:${group}:rwx,d:g:${group}:rwx shared_folder</pre>
	~~setfacl --recursive --default --modify~~ g:~~group_name~~:rwx shared_folder
	</pre>

	If you only want to add read rights to the folder, remove the "w" above.		If you only want to add read rights to the folder, remove the "w" above.
Line 45:		Line 41:
	Each user with files in the folder will need to update their ACLs appropriately themselves, or you can contact your sysadmins to assist.		Each user with files in the folder will need to update their ACLs appropriately themselves, or you can contact your sysadmins to assist.

	=== ACL shared directories on NFS folders~~<!--~~ There is a ~~bug~~ in the nfs ~~mount, this~~ will be ~~resolved in~~ the ~~near future~~. ~~-->===~~		=== ACL shared directories on NFS folders===

			{{Note\|type=warn\|text=There is a misconfiguration in the current homeshared exports has disabled ACLs in our current nfs exports. This will be addressed at the next Downtime.}}


	If you want to share e.g. you home folder with another user, follow these steps:		If you want to share e.g. you home folder with another user, follow these steps:

Honfi001: Merge the two setfacl command into a single one.

2025-07-02T13:46:31Z

Merge the two setfacl command into a single one.

← Older revision		Revision as of 15:46, 2 July 2025
Line 15:		Line 15:
	mkdir shared_folder		mkdir shared_folder
	chmod 700 shared_folder		chmod 700 shared_folder
	setfacl --~~recursive --modify~~ u:~~my_id~~:rwx ~~shared_folder~~		user=$USER
	~~setfacl --recursive --default --modify~~ u:~~my_id~~:rwx shared_folder		setfacl -R -m u:${user}:rwx,d:u:${user}:rwx shared_folder
	</pre>		</pre>

	Then, for each person who you want to have access to this:		Then, for each person who you want to have access to this:
	<pre>		<pre>
	setfacl --~~recursive --modify~~ u:~~my_friend~~:rwx ~~shared_folder~~		user=username001
	~~setfacl --recursive --default --modify~~ u:~~my_friend~~:rwx shared_folder		setfacl -R -m u:${user}:rwx,d:u:${user}:rwx shared_folder
	</pre>		</pre>

			Note that the command above grants read, write and execute access to '''username001''' , if you just want to grant read access just substitute '''rwx''' by '''r-x'''.

	For groups, replace the "u" with "g", like so:		For groups, replace the "u" with "g", like so:

Honfi001: testing comments

2025-06-30T10:33:35Z

testing comments

← Older revision		Revision as of 12:33, 30 June 2025
Line 43:		Line 43:
	Each user with files in the folder will need to update their ACLs appropriately themselves, or you can contact your sysadmins to assist.		Each user with files in the folder will need to update their ACLs appropriately themselves, or you can contact your sysadmins to assist.

	=== ACL shared directories on NFS folders ===		=== ACL shared directories on NFS folders<!-- There is a bug in the nfs mount, this will be resolved in the near future. -->===

	If you want to share e.g. you home folder with another user, follow these steps:		If you want to share e.g. you home folder with another user, follow these steps:

Haars0011 at 09:30, 28 March 2025

2025-03-28T09:30:37Z

← Older revision		Revision as of 11:30, 28 March 2025
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	If you only want to add read rights to the folder, remove the "w" above.		If you only want to add read rights to the folder, remove the "w" above.
	Do not ~~remover~~ the "x" (for execute), as folders need that set for access.		Do not remove the "x" (for execute), as folders need that set for access.

			To see the settings, use getfacl:
			<pre>
			getfacl shared_folder
			</pre>

	Adding users or groups later can be done using the same method, but it might be hard.		Adding users or groups later can be done using the same method, but it might be hard.
	You may have trouble updating ACLs on files that aren't yours, and you cannot change ownership of files to yourself.		You may have trouble updating ACLs on files that aren't yours, and you cannot change ownership of files to yourself.

Haars0011 at 09:24, 28 March 2025

2025-03-28T09:24:43Z

← Older revision		Revision as of 11:24, 28 March 2025
Line 15:		Line 15:
	mkdir shared_folder		mkdir shared_folder
	chmod 700 shared_folder		chmod 700 shared_folder
	setfacl -R -m u:my_id:rwx shared_folder		setfacl --recursive --modify u:my_id:rwx shared_folder
	setfacl -R -d -m u:my_id:rwx shared_folder		setfacl --recursive --default --modify u:my_id:rwx shared_folder
	</pre>		</pre>

	Then, for each person who you want to have access to this:		Then, for each person who you want to have access to this:
	<pre>		<pre>
	setfacl -R -m u:my_friend:rwx shared_folder		setfacl --recursive --modify u:my_friend:rwx shared_folder
	setfacl -R -d -m u:my_friend:rwx shared_folder		setfacl --recursive --default --modify u:my_friend:rwx shared_folder
	</pre>		</pre>

	Adding users later can be done using the same method, but it might be hard.		For groups, replace the "u" with "g", like so:
			<pre>
			setfacl --recursive --modify g:group_name:rwx shared_folder
			setfacl --recursive --default --modify g:group_name:rwx shared_folder
			</pre>

			If you only want to add read rights to the folder, remove the "w" above.
			Do not remover the "x" (for execute), as folders need that set for access.

			Adding users or groups later can be done using the same method, but it might be hard.
	You may have trouble updating ACLs on files that aren't yours, and you cannot change ownership of files to yourself.		You may have trouble updating ACLs on files that aren't yours, and you cannot change ownership of files to yourself.
	Each user with files in the folder will need to update their ACLs appropriately themselves, or you can contact your sysadmins to assist.		Each user with files in the folder will need to update their ACLs appropriately themselves, or you can contact your sysadmins to assist.

Haars0011 at 12:28, 16 September 2024

2024-09-16T12:28:09Z

← Older revision		Revision as of 14:28, 16 September 2024
Line 37:		Line 37:
	If you want to e.g. allow somebody (as identified by their user id) full read access on your homefolder, run this :		If you want to e.g. allow somebody (as identified by their user id) full read access on your homefolder, run this :
	<pre>		<pre>
	setfacl -m u:haars001:r-x $HOME		setfacl --recursive --modify u:haars001:r-x $HOME
	</pre>		</pre>

Haars0011 at 12:27, 16 September 2024

2024-09-16T12:27:03Z

← Older revision		Revision as of 14:27, 16 September 2024
Line 37:		Line 37:
	If you want to e.g. allow somebody (as identified by their user id) full read access on your homefolder, run this :		If you want to e.g. allow somebody (as identified by their user id) full read access on your homefolder, run this :
	<pre>		<pre>
	setfacl -d -m u:haars001:r-x $HOME		setfacl -m u:haars001:r-x $HOME
	</pre>		</pre>